conf: fix parse_array_def override code path

The error may cause segmentation fault and incorrect behaviour.

Closes: https://github.com/alsa-project/alsa-lib/issues/477
Signed-off-by: Jaroslav Kysela <perex@perex.cz>

.github/workflows/build.yml

@@ -11,9 +11,9 @@ jobs:
     - name: Prepare environment
       run: |
         dnf -y upgrade
-        dnf -y install @development-tools libtool bzip2
+        dnf -y install @development-tools libtool bzip2 awk
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         fetch-depth: 0
     - name: Safe git directory
@@ -64,7 +64,7 @@ jobs:
         cd alsa-lib-$(cat version)
         make install
     - name: Archive package
-      uses: actions/upload-artifact@v1
+      uses: actions/upload-artifact@v4
       with:
         name: alsa-lib-test-package
         path: artifacts/
@@ -75,7 +75,7 @@ jobs:
       image: ubuntu:latest
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
     - name: Prepare environment
       run: |
         export DEBIAN_FRONTEND=noninteractive

.gitignore

@@ -35,7 +35,6 @@ include/version.h
 include/alsa
 include/asoundlib.h
 utils/alsa-lib.spec
-alsalisp/alsalisp
 aserver/aserver
 m4/libtool.m4
 m4/ltoptions.m4
@@ -43,6 +42,7 @@ m4/ltsugar.m4
 m4/ltversion.m4
 m4/lt~obsolete.m4
 src/Versions
+src/Versions.in
 src/conf/topology/sklrt286/data/pvt_data
 src/control/ctl_symbols_list.c
 src/pcm/pcm_symbols_list.c
@@ -64,6 +64,8 @@ test/playmidi1
 test/queue_timer
 test/rawmidi
 test/seq
+test/seq-ump-example
 test/timer
+test/umpinfo
 test/lsb/config
 test/lsb/midi_event

Makefile.am

@@ -10,11 +10,6 @@ endif
 if BUILD_PCM_PLUGIN_SHM
 SUBDIRS += aserver
 endif
-if BUILD_MIXER
-if BUILD_ALISP
-SUBDIRS += alsalisp
-endif
-endif
 SUBDIRS += test utils
 EXTRA_DIST=README.md ChangeLog INSTALL TODO NOTES configure gitcompile libtool \
 	   depcomp version MEMORY-LEAK m4/attributes.m4

alsalisp/Makefile.am

@@ -1,8 +0,0 @@
-noinst_PROGRAMS = alsalisp
-
-alsalisp_SOURCES = alsalisp.c
-alsalisp_LDADD = ../src/libasound.la
-
-all: alsalisp
-
-AM_CPPFLAGS=-I$(top_srcdir)/include -I$(top_srcdir)/src/alisp

alsalisp/alsalisp.c

@@ -1,110 +0,0 @@
-/*
- *  ALSA lisp implementation
- *  Copyright (c) 2003 by Jaroslav Kysela <perex@perex.cz>
- *
- *
- *   This library is free software; you can redistribute it and/or modify
- *   it under the terms of the GNU Lesser General Public License as
- *   published by the Free Software Foundation; either version 2.1 of
- *   the License, or (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *   GNU Lesser General Public License for more details.
- *
- *   You should have received a copy of the GNU Lesser General Public
- *   License along with this library; if not, write to the Free Software
- *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
- *
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-#include <err.h>
-
-#include "asoundlib.h"
-#include "alisp.h"
-
-static int verbose = 0;
-static int warning = 0;
-static int debug = 0;
-
-static void interpret_filename(const char *file)
-{
-	struct alisp_cfg cfg;
-	snd_input_t *in;
-	snd_output_t *out;
-	int err;
-
-	memset(&cfg, 0, sizeof(cfg));
-	if (file != NULL && strcmp(file, "-") != 0) {
-		if ((err = snd_input_stdio_open(&in, file, "r")) < 0) {
-			fprintf(stderr, "unable to open filename '%s' (%s)\n", file, snd_strerror(err));
-			return;
-		}
-	} else {
-		if ((err = snd_input_stdio_attach(&in, stdin, 0)) < 0) {
-			fprintf(stderr, "unable to attach stdin '%s' (%s)\n", file, snd_strerror(err));
-			return;
-		}
-	}
-	if (snd_output_stdio_attach(&out, stdout, 0) < 0) {
-		snd_input_close(in);
-		fprintf(stderr, "unable to attach stdout (%s)\n", strerror(errno));
-		return;
-	}
-	cfg.verbose = verbose;
-	cfg.warning = warning;
-	cfg.debug = debug;
-	cfg.in = in;
-	cfg.out = cfg.eout = cfg.vout = cfg.wout = cfg.dout = out;
-	err = alsa_lisp(&cfg, NULL);
-	if (err < 0)
-		fprintf(stderr, "alsa lisp returned error %i (%s)\n", err, strerror(err));
-	else if (verbose)
-		printf("file %s passed ok via alsa lisp interpreter\n", file);
-	snd_output_close(out);
-	snd_input_close(in);
-}
-
-static void usage(void)
-{
-	fprintf(stderr, "usage: alsalisp [-vdw] [file...]\n");
-	exit(1);
-}
-
-int main(int argc, char **argv)
-{
-	int c;
-
-	while ((c = getopt(argc, argv, "vdw")) != -1) {
-		switch (c) {
-		case 'v':
-			verbose = 1;
-			break;
-		case 'd':
-			debug = 1;
-			break;
-		case 'w':
-			warning = 1;
-			break;
-		case '?':
-		default:
-			usage();
-			/* NOTREACHED */
-		}
-	}
-	argc -= optind;
-	argv += optind;
-
-	if (argc < 1)
-		interpret_filename(NULL);
-	else
-		while (*argv)
-			interpret_filename(*argv++);
-
-	return 0;
-}

alsalisp/hctl.lisp

@@ -1,91 +0,0 @@
-(setq card (Acall 'card_next -1))
-(setq card (Aresult card))
-(while (>= card 0)
-  (progn
-    (princ "found card: " card "\n")
-    (princ "  name    : " (Aresult (Acall 'card_get_name card)) "\n")
-    (princ "  longname: " (Aresult (Acall 'card_get_longname card)) "\n")
-    (setq card (Acall 'card_next card))
-    (setq card (Aresult card))
-  )
-)
-(unsetq card)
-
-(princ "card_get_index test (SI7018): " (Acall 'card_get_index "SI7018") "\n")
-(princ "card_get_index test (ABCD): " (Acall 'card_get_index "ABCD") "\n")
-
-(setq hctl (Acall 'hctl_open 'default nil))
-(if (= (Aerror hctl) 0)
-  (progn
-    (princ "open success: " hctl "\n")
-    (setq hctl (Ahandle hctl))
-    (princ "open hctl: " hctl "\n")
-    (setq hctl (Acall 'hctl_close hctl))
-    (if (= hctl 0)
-      (princ "close success\n")
-      (princ "close failed: " hctl "\n")
-    )
-  )
-  (progn
-    (princ "open failed: " hctl "\n")
-  )
-)
-(unsetq hctl)
-
-(setq ctl (Acall 'ctl_open 'default nil))
-(if (= (Aerror ctl) 0)
-  (progn
-    (princ "ctl open success: " ctl "\n")
-    (setq ctl (Ahandle ctl))
-    (setq info (Aresult (Acall 'ctl_card_info ctl)))
-    (princ "ctl card info: " info "\n")
-    (princ "ctl card info (mixername): " (cdr (assq "mixername" info)) "\n")
-    (unsetq info)
-    (setq hctl (Acall 'hctl_open_ctl ctl))
-    (if (= (Aerror hctl) 0)
-      (progn
-        (princ "hctl open success: " hctl "\n")
-        (setq hctl (Ahandle hctl))
-        (princ "open hctl: " hctl "\n")
-	(princ "load hctl: " (Acall 'hctl_load hctl) "\n")
-	(princ "first    : " (Acall 'hctl_first_elem hctl) "\n")
-	(princ "last     : " (Acall 'hctl_last_elem hctl) "\n")
-	(princ "next (first): " (Acall 'hctl_elem_next (Acall 'hctl_first_elem hctl)) "\n")
-	(princ "prev (last) : " (Acall 'hctl_elem_prev (Acall 'hctl_last_elem hctl)) "\n")
-	(setq elem (Acall 'hctl_first_elem hctl))
-	(while elem
-	  (progn
-	    (setq info (Acall 'hctl_elem_info elem))
-	    (princ info "\n")
-	    (setq value (Acall 'hctl_elem_read elem))
-	    (princ value "\n")
-	    (when (equal (cdr (assq "name" (car (cdr (assq "id" (Aresult info)))))) "Master Playback Volume")
-	      (princ "write Master: " (Acall 'hctl_elem_write elem (20 20)) "\n")
-	    )
-	    (unsetq info value)
-	    (gc)
-	    (setq elem (Acall 'hctl_elem_next elem))
-	  )
-        )
-	(unsetq elem)
-        (setq hctl (Acall 'hctl_close hctl))
-        (if (= hctl 0)
-          (princ "hctl close success\n")
-          (princ "hctl close failed: " hctl "\n")
-        )
-      )
-      (progn
-        (princ "hctl open failed: " hctl "\n")
-	(Acall 'ctl_close ctl)
-      )
-    )
-    (unsetq hctl)
-  )
-  (progn
-    (princ "ctl open failed: " ctl "\n")
-  )
-)
-(unsetq ctl)
-
-(&stat-memory)
-(&dump-memory "memory.dump")

alsalisp/hello.lisp

@@ -1,26 +0,0 @@
-(princ "Hello ALSA world\n")
-(princ "One " 1 "\n")
-(princ "Two " (+ 1 1) "\n")
-
-(defun myprinc (o) (progn (princ o)))
-(myprinc "Printed via myprinc function!\n")
-(unsetq myprinc)
-
-(defun printnum (from to) (while (<= from to) (princ " " from) (setq from (+ from 1))))
-(princ "Numbers 1-10: ") (printnum 1 10) (princ "\n")
-(unsetq printnum)
-
-(defun factorial (n) (if (> n 1) (* n (factorial (- n 1))) 1))
-(princ "Factorial of 10: " (factorial 10) "\n")
-(princ "Float test 1.1 + 1.35 = " (+ 1.1 1.35) "\n")
-(princ "Factorial of 10.0: " (factorial 10.0) "\n")
-(princ "Factorial of 20.0: " (factorial 20.0) "\n")
-(unsetq factorial)
-
-(setq alist '((one . first) (two . second) (three . third)))
-(princ "alist = " alist "\n")
-(princ "alist assoc one = " (assoc 'one alist) "\n")
-(princ "alist rassoc third = " (rassoc 'third alist) "\n")
-(unsetq alist)
-
-(&stat-memory)

alsalisp/itest.lisp

@@ -1 +0,0 @@
-(princ "itest.lisp file included!\n")

alsalisp/test.lisp

@@ -1,382 +0,0 @@
-;
-; Test code for all basic alsa lisp commands.
-; The test is indended to find memory leaks.
-;
-; Copyright (c) 2003 Jaroslav Kysela <perex@perex.cz>
-; License: GPL v2 (http://www.gnu.org/licenses/gpl.html)
-;
-
-;
-; Basic commands
-;
-
-(!=)				(&check-memory)
-(!= 0)				(&check-memory)
-(!= 0 1)			(&check-memory)
-(!= 1 1)			(&check-memory)
-(!= 0 1 2)			(&check-memory)
-(!= 'aaaa 'bbbb)		(&check-memory)
-
-(%)				(&check-memory)
-(% 11)				(&check-memory)
-(% 11 5)			(&check-memory)
-(% 11.5 5.1)			(&check-memory)
-(% 11.5 5.1 2.2)		(&check-memory)
-(% 'aaaa 'bbbb)			(&check-memory)
-
-(&check-memory)			(&check-memory)
-(&check-memory "abcd")		(&check-memory)
-(&dump-memory "-")		(&check-memory)
-(&dump-memory)			(&check-memory)
-(&dump-objects "-")		(&check-memory)
-(&dump-objects)			(&check-memory)
-(&stat-memory)			(&check-memory)
-(&stat-memory "abcd")		(&check-memory)
-
-(*)				(&check-memory)
-(* 1)				(&check-memory)
-(* 1 2)				(&check-memory)
-(* 1.1 2.2)			(&check-memory)
-(* 1.1 2.2 3.3)			(&check-memory)
-(* 'aaaa)			(&check-memory)
-
-(+)				(&check-memory)
-(+ 1)				(&check-memory)
-(+ 1 2)				(&check-memory)
-(+ 1.1 2.2)			(&check-memory)
-(+ 1.1 2.2 3.3)			(&check-memory)
-(+ 'aaaa)			(&check-memory)
-(+ 'aaaa 'bbbb)			(&check-memory)
-(+ "aaaa")			(&check-memory)
-(+ "aaaa" "bbbb")		(&check-memory)
-(+ "aaaa" "bbbb" "cccc")	(&check-memory)
-
-(-)				(&check-memory)
-(- 1)				(&check-memory)
-(- 1 2)				(&check-memory)
-(- 1.1 2.2)			(&check-memory)
-(- 1.1 2.2 3.3)			(&check-memory)
-(- 'aaaa)			(&check-memory)
-(- 'aaaa 'bbbb)			(&check-memory)
-
-(/)				(&check-memory)
-(/ 1)				(&check-memory)
-(/ 1 2)				(&check-memory)
-(/ 1.1 2.2)			(&check-memory)
-(/ 1.1 2.2 3.3)			(&check-memory)
-(/ 'aaaa)			(&check-memory)
-(/ 'aaaa 'bbbb)			(&check-memory)
-
-(<)				(&check-memory)
-(< 0)				(&check-memory)
-(< 0 1)				(&check-memory)
-(< 1 0)				(&check-memory)
-(< 0 1 2)			(&check-memory)
-
-(<=)				(&check-memory)
-(<= 0)				(&check-memory)
-(<= 0 1)			(&check-memory)
-(<= 1 0)			(&check-memory)
-(<= 0 1 2)			(&check-memory)
-
-(=)				(&check-memory)
-(= 0)				(&check-memory)
-(= 0 1)				(&check-memory)
-(= 1 1)				(&check-memory)
-(= 0 1 2)			(&check-memory)
-
-(>)				(&check-memory)
-(> 0)				(&check-memory)
-(> 0 1)				(&check-memory)
-(> 1 0)				(&check-memory)
-(> 0 1 2)			(&check-memory)
-
-(>= 0)				(&check-memory)
-(>= 0 1)			(&check-memory)
-(>= 1 0)			(&check-memory)
-(>= 0 1 2)			(&check-memory)
-
-(and)				(&check-memory)
-(and 0)				(&check-memory)
-(and 1)				(&check-memory)
-(and 0 0 0)			(&check-memory)
-
-(quote a)			(&check-memory)
-
-(assoc)							(&check-memory)
-(assoc 'one)						(&check-memory)
-(assoc 'one '((one . first)))				(&check-memory)
-(assoc 'one '((two . second)))				(&check-memory)
-(assoc 'one '((one . first) (two . second)))		(&check-memory)
-
-(assq)							(&check-memory)
-(assq 'one)						(&check-memory)
-(assq "one" '(("one" . "first")))			(&check-memory)
-(assq "one" '(("two" . "second")))			(&check-memory)
-(assq "one" '(("one" . "first") ("two" . "second")))	(&check-memory)
-
-(atom)				(&check-memory)
-(atom 'one)			(&check-memory)
-(atom "one")			(&check-memory)
-(atom "one" 'two)		(&check-memory)
-
-(funcall)			(&check-memory)
-
-(car)				(&check-memory)
-(car '(one . two))		(&check-memory)
-
-(cdr)				(&check-memory)
-(cdr '(one . two))		(&check-memory)
-
-(concat)			(&check-memory)
-(concat 'aaaa)			(&check-memory)
-(concat 'aaaa 'bbbb)		(&check-memory)
-(concat "aaaa")			(&check-memory)
-(concat "aaaa" "bbbb")		(&check-memory)
-(concat "aaaa" "bbbb" "cccc")	(&check-memory)
-
-(cond)				(&check-memory)
-(cond 0)			(&check-memory)
-(cond 0 1)			(&check-memory)
-(cond 0 1 2)			(&check-memory)
-(cond 0 1 2 3)			(&check-memory)
-(cond (0 'a) (1 'b) (0 'd))	(&check-memory)
-(cond 1)			(&check-memory)
-(cond 1 1)			(&check-memory)
-(cond 1 1 2)			(&check-memory)
-(cond 1 1 2 3)			(&check-memory)
-
-(cons)				(&check-memory)
-(cons "a")			(&check-memory)
-(cons "a" "b")			(&check-memory)
-(cons "a" "b" "c")		(&check-memory)
-
-(eq)				(&check-memory)
-(eq 1)				(&check-memory)
-(eq 0 0)			(&check-memory)
-(eq "a" "b")			(&check-memory)
-(eq "a" "b" "c")		(&check-memory)
-
-(equal)				(&check-memory)
-(equal 1)			(&check-memory)
-(equal 0 0)			(&check-memory)
-(equal "a" "b")			(&check-memory)
-(equal "a" "b" "c")		(&check-memory)
-
-(exfun)				(&check-memory)
-(exfun 'abcd)			(&check-memory)
-(exfun 'abcd 'ijkl)		(&check-memory)
-
-(format)			(&check-memory)
-(format 1)			(&check-memory)
-(format 'a)			(&check-memory)
-(format "a" "b" "c")		(&check-memory)
-(format "1.2")			(&check-memory)
-(format "%c" 43)		(&check-memory)
-(format "%d" 12)		(&check-memory)
-(format "%i" 12)		(&check-memory)
-(format "%f" 12.1)		(&check-memory)
-(format "%s" "abcd")		(&check-memory)
-(format "%s %i %i" "abcd" 1 2)	(&check-memory)
-
-(garbage-collect)		(&check-memory)
-(gc)				(&check-memory)
-
-(if)				(&check-memory)
-(if t)				(&check-memory)
-(if t 'a)			(&check-memory)
-(if t 'a 'b)			(&check-memory)
-(if nil)			(&check-memory)
-(if nil 'a)			(&check-memory)
-(if nil 'a 'b)			(&check-memory)
-
-(include "itest.lisp")		(&check-memory)
-
-(list)				(&check-memory)
-(list "a")			(&check-memory)
-(list "a" "b")			(&check-memory)
-(list "a" "b" "c")		(&check-memory)
-
-(not)				(&check-memory)
-(not 0)				(&check-memory)
-(not nil)			(&check-memory)
-(not t)				(&check-memory)
-(not 'a)			(&check-memory)
-(not 'a 'b 'c 'd)		(&check-memory)
-
-(nth)				(&check-memory)
-(nth 2)				(&check-memory)
-(nth 2 nil)			(&check-memory)
-(nth 2 '(('one 'two 'three)))	(&check-memory)
-
-(null)				(&check-memory)
-(null 0)			(&check-memory)
-(null nil)			(&check-memory)
-(null t)			(&check-memory)
-(null 'a)			(&check-memory)
-(null 'a 'b 'c 'd)		(&check-memory)
-
-(or)				(&check-memory)
-(or 0)				(&check-memory)
-(or 1)				(&check-memory)
-(or 0 0 0)			(&check-memory)
-
-(path)				(&check-memory)
-(path 0)			(&check-memory)
-(path 1)			(&check-memory)
-(path 0 0 0)			(&check-memory)
-(path "data")			(&check-memory)
-
-(princ)				(&check-memory)
-(princ "\nabcd\n")		(&check-memory)
-(princ "a" "b" "c\n")		(&check-memory)
-
-(prog1)				(&check-memory)
-(prog1 1)			(&check-memory)
-(prog1 1 2 3 4)			(&check-memory)
-
-(prog2)				(&check-memory)
-(prog2 1)			(&check-memory)
-(prog2 1 2 3 4)			(&check-memory)
-
-(progn)				(&check-memory)
-(progn 1)			(&check-memory)
-(progn 1 2 3 4)			(&check-memory)
-
-(quote)				(&check-memory)
-(quote a)			(&check-memory)
-
-(rassoc)						(&check-memory)
-(rassoc 'first)						(&check-memory)
-(rassoc 'first '((one . first)))			(&check-memory)
-(rassoc 'first '((two . second)))			(&check-memory)
-(rassoc 'first '((one . first) (two . second)))		(&check-memory)
-
-(rassq)							(&check-memory)
-(rassq "first")						(&check-memory)
-(rassq "first" '(("one" . "first")))			(&check-memory)
-(rassq "first" '(("two" . "second")))			(&check-memory)
-(rassq "first" '(("one" . "first") ("two" . "second")))	(&check-memory)
-
-(set)				(&check-memory)
-(set "a") (unset "a")		(&check-memory)
-(set "a" 1) (unset "a")		(&check-memory)
-(set a 1) (unset a)		(&check-memory)
-(set "a" 1 2) (unset "a")	(&check-memory)
-
-(setf)				(&check-memory)
-(setf a) (unsetf a)		(&check-memory)
-(setf a 1) (unsetf a)		(&check-memory)
-(setf a 1 2) (unsetf a)		(&check-memory)
-
-(setq)				(&check-memory)
-(setq a) (unsetq a)		(&check-memory)
-(setq a 1) (unsetq a)		(&check-memory)
-(setq a 1 2) (unsetq a)		(&check-memory)
-
-(string-equal)			(&check-memory)
-(string-equal 1)		(&check-memory)
-(string-equal "a")		(&check-memory)
-(string-equal "a" "a")		(&check-memory)
-(string-equal "a" "b")		(&check-memory)
-(string-equal "a" "b" "c")	(&check-memory)
-
-(string-to-integer)		(&check-memory)
-(string-to-integer 1)		(&check-memory)
-(string-to-integer 1.5)		(&check-memory)
-(string-to-integer "a")		(&check-memory)
-(string-to-integer "a" "a")	(&check-memory)
-(string-to-integer "a" "b")	(&check-memory)
-(string-to-integer "a" "b" "c")	(&check-memory)
-
-(string-to-float)		(&check-memory)
-(string-to-float 1)		(&check-memory)
-(string-to-float 1.5)		(&check-memory)
-(string-to-float "a")		(&check-memory)
-(string-to-float "a" "a")	(&check-memory)
-(string-to-float "a" "b")	(&check-memory)
-(string-to-float "a" "b" "c")	(&check-memory)
-
-(string=)			(&check-memory)
-(string= 1)			(&check-memory)
-(string= "a")			(&check-memory)
-(string= "a" "a")		(&check-memory)
-(string= "a" "b")		(&check-memory)
-(string= "a" "b" "c")		(&check-memory)
-
-(unless)			(&check-memory)
-(unless 1)			(&check-memory)
-(unless 0 1 2)			(&check-memory)
-(unless t 2 3 4)		(&check-memory)
-(unless nil 2 3 4)		(&check-memory)
-
-(unset)				(&check-memory)
-(unset "a")			(&check-memory)
-
-(unsetf)			(&check-memory)
-(unsetf a)			(&check-memory)
-(unsetf a b)			(&check-memory)
-
-(unsetq)			(&check-memory)
-(unsetq a)			(&check-memory)
-(unsetq a b)			(&check-memory)
-
-(when)				(&check-memory)
-(when 0)			(&check-memory)
-(when 0 1)			(&check-memory)
-(when t 1)			(&check-memory)
-(when nil 1)			(&check-memory)
-
-(while)				(&check-memory)
-(while nil)			(&check-memory)
-(while nil 1)			(&check-memory)
-(while nil 1 2 3 4)		(&check-memory)
-
-;
-; more complex command sequences
-;
-
-(setq abcd "abcd")
-(unsetq abcd)
-(&check-memory)
-
-(setq abcd (("abcd" . "efgh") ("1234" . "5678")))
-(unsetq abcd)
-(&check-memory)
-
-(defun myfun () (princ "a\n"))
-(exfun 'myfun)
-(unsetq myfun)
-(&check-memory)
-
-(defun myfun () (princ "a\n"))
-(funcall 'myfun)
-(funcall 'myfun 'aaaaa)
-(unsetq myfun)
-(&check-memory)
-
-(defun myfun (o) (princ o "a\n"))
-(funcall 'myfun)
-(funcall 'myfun 'aaaaa)
-(unsetq myfun)
-(&check-memory)
-
-(defun myfun (o p) (princ o p "\n"))
-(funcall 'myfun)
-(funcall 'myfun 'aaaaa)
-(funcall 'myfun 'aaaaa 'bbbbb)
-(unsetq myfun)
-(&check-memory)
-
-(defun printnum (from to) (while (<= from to) (princ " " from) (setq from (+ from 1))))
-(princ "Numbers 1-10:") (printnum 1 10) (princ "\n")
-(unsetq printnum)
-
-;
-; game over
-;
-
-(princ "*********************\n")
-(princ "OK, all tests passed!\n")
-(princ "*********************\n")
-(&stat-memory)

aserver/aserver.c

@@ -18,6 +18,8 @@
  *
  */
 
+#include "aserver.h"
+
 #include <sys/shm.h>
 #include <sys/socket.h>
 #include <poll.h>
@@ -33,7 +35,6 @@
 #include <limits.h>
 #include <signal.h>
 
-#include "aserver.h"
 
 char *command;
 
@@ -737,7 +738,7 @@ static int snd_client_open(client_t *client)
 		ans.result = -EINVAL;
 		goto _answer;
 	}
-	name = alloca(req.namelen);
+	name = alloca(req.namelen + 1);
 	err = read(client->ctrl_fd, name, req.namelen);
 	if (err < 0) {
 		SYSERROR("read failed");
@@ -774,6 +775,10 @@ static int snd_client_open(client_t *client)
 	name[req.namelen] = '\0';
 
 	client->transport_type = req.transport_type;
+	if (sizeof(client->name) < (size_t)(req.namelen + 1)) {
+		ans.result = -ENOMEM;
+		goto _answer;
+	}
 	strcpy(client->name, name);
 	client->stream = req.stream;
 	client->mode = req.mode;

configure.ac

@@ -1,6 +1,6 @@
 dnl Process this file with autoconf to produce a configure script.
 AC_PREREQ(2.59)
-AC_INIT(alsa-lib, 1.2.8)
+AC_INIT(alsa-lib, 1.2.14)
 
 AC_CONFIG_SRCDIR([src/control/control.c])
 AC_CONFIG_MACRO_DIR([m4])
@@ -46,12 +46,16 @@ dnl Checks for typedefs, structures, and compiler characteristics.
 AC_C_CONST
 AC_C_INLINE
 AC_HEADER_TIME
+AC_CHECK_ATTRIBUTE_SYMVER
 
 dnl Checks for library functions.
 AC_PROG_GCC_TRADITIONAL
 AC_CHECK_FUNCS([uselocale])
 AC_CHECK_FUNCS([eaccess])
 
+dnl Enable largefile support
+AC_SYS_LARGEFILE
+
 SAVE_LIBRARY_VERSION
 AC_SUBST(LIBTOOL_VERSION_INFO)
 
@@ -67,6 +71,15 @@ EOF
   exit 1
 fi
 
+dnl Do not use --with-pic for shared libraries (consider to use PIE)
+if test "$enable_static" = "yes" -a "$pic_mode" = "yes"; then
+cat <<EOF
+  Please, do not enable PIC (--with-pic) for static library. Consider
+  to remove this option or use PIE flags.
+EOF
+  exit 1
+fi
+
 dnl ALSA configuration directory
 AC_ARG_WITH(configdir,
     AS_HELP_STRING([--with-configdir=dir],
@@ -255,9 +268,8 @@ AC_ARG_WITH(libdl,
   [ have_libdl="$withval" ], [ have_libdl="yes" ])
 HAVE_LIBDL=
 if test "$have_libdl" = "yes"; then
-  AC_CHECK_LIB([dl], [dlsym], [HAVE_LIBDL="yes"])
+  AC_SEARCH_LIBS([dlsym], [dl], [HAVE_LIBDL="yes"])
   if test "$HAVE_LIBDL" = "yes" ; then
-    ALSA_DEPLIBS="$ALSA_DEPLIBS -ldl"
     AC_DEFINE([HAVE_LIBDL], 1, [Have libdl])
   fi
 else
@@ -407,10 +419,6 @@ AC_ARG_ENABLE(ucm,
 AC_ARG_ENABLE(topology,
   AS_HELP_STRING([--disable-topology], [disable the DSP topology component]),
   [build_topology="$enableval"], [build_topology="yes"])
-AC_ARG_ENABLE(alisp,
-  AS_HELP_STRING([--enable-alisp], [enable the alisp component]),
-  [build_alisp="$enableval"], [build_alisp="no"])
-test "$softfloat" = "yes" && build_alisp="no"
 AC_ARG_ENABLE(old-symbols,
   AS_HELP_STRING([--disable-old-symbols], [disable old obsoleted symbols]),
   [keep_old_symbols="$enableval"], [keep_old_symbols="yes"])
@@ -471,6 +479,12 @@ fi
 AC_SUBST(PYTHON_LIBS)
 AC_SUBST(PYTHON_INCLUDES)
 
+if test "$build_rawmidi" != "yes"; then
+  if test "$build_seq" = "yes"; then
+    AC_ERROR([Cannot enable sequencer without rawmidi])
+  fi
+fi
+
 AM_CONDITIONAL([BUILD_MIXER], [test x$build_mixer = xyes])
 AM_CONDITIONAL([BUILD_PCM], [test x$build_pcm = xyes])
 AM_CONDITIONAL([BUILD_RAWMIDI], [test x$build_rawmidi = xyes])
@@ -478,7 +492,6 @@ AM_CONDITIONAL([BUILD_HWDEP], [test x$build_hwdep = xyes])
 AM_CONDITIONAL([BUILD_SEQ], [test x$build_seq = xyes])
 AM_CONDITIONAL([BUILD_UCM], [test x$build_ucm = xyes])
 AM_CONDITIONAL([BUILD_TOPOLOGY], [test x$build_topology = xyes])
-AM_CONDITIONAL([BUILD_ALISP], [test x$build_alisp = xyes])
 AM_CONDITIONAL([BUILD_MIXER_MODULES], [test x$build_mixer_modules = xyes])
 AM_CONDITIONAL([BUILD_MIXER_PYMODULES], [test x$build_mixer_pymodules = xyes])
 
@@ -616,6 +629,7 @@ AM_CONDITIONAL([BUILD_PCM_PLUGIN_DSNOOP], [test x$build_pcm_dsnoop = xyes])
 AM_CONDITIONAL([BUILD_PCM_PLUGIN_ASYM], [test x$build_pcm_asym = xyes])
 AM_CONDITIONAL([BUILD_PCM_PLUGIN_IEC958], [test x$build_pcm_iec958 = xyes])
 AM_CONDITIONAL([BUILD_PCM_PLUGIN_SOFTVOL], [test x$build_pcm_softvol = xyes])
+AM_CONDITIONAL([BUILD_PCM_PLUGIN_EXTERNAL], [test x$build_pcm_extplug = xyes -o x$build_pcm_ioplug = xyes])
 AM_CONDITIONAL([BUILD_PCM_PLUGIN_EXTPLUG], [test x$build_pcm_extplug = xyes])
 AM_CONDITIONAL([BUILD_PCM_PLUGIN_IOPLUG], [test x$build_pcm_ioplug = xyes])
 AM_CONDITIONAL([BUILD_PCM_PLUGIN_MMAP_EMUL], [test x$build_pcm_mmap_emul = xyes])
@@ -639,6 +653,9 @@ fi
 if test "$build_pcm_alaw" = "yes"; then
   AC_DEFINE([BUILD_PCM_PLUGIN_ALAW], "1", [Build PCM alaw plugin])
 fi
+if test "$build_pcm_iec958" = "yes"; then
+  AC_DEFINE([BUILD_PCM_PLUGIN_IEC958], "1", [Build PCM iec958 plugin])
+fi
 if test "$build_pcm_mmap_emul" = "yes"; then
   AC_DEFINE([BUILD_PCM_PLUGIN_MMAP_EMUL], "1", [Build PCM mmap-emul plugin])
 fi
@@ -744,22 +761,24 @@ if test ! -L "$srcdir"/include/alsa ; then
   ln -sf . "$srcdir"/include/alsa
 fi
 
-AC_OUTPUT(Makefile doc/Makefile doc/pictures/Makefile doc/doxygen.cfg \
-	  include/Makefile include/sound/Makefile include/sound/uapi/Makefile \
-	  src/Versions src/Makefile \
-          src/control/Makefile src/mixer/Makefile \
-	  src/pcm/Makefile src/pcm/scopes/Makefile \
-	  src/rawmidi/Makefile src/timer/Makefile \
-          src/hwdep/Makefile src/seq/Makefile src/ucm/Makefile \
-          src/alisp/Makefile src/topology/Makefile \
-	  src/conf/Makefile \
-	  src/conf/cards/Makefile \
-	  src/conf/ctl/Makefile \
-	  src/conf/pcm/Makefile \
-	  modules/Makefile modules/mixer/Makefile modules/mixer/simple/Makefile \
-	  alsalisp/Makefile aserver/Makefile \
-	  test/Makefile test/lsb/Makefile \
-	  utils/Makefile utils/alsa-lib.spec utils/alsa.pc utils/alsa-topology.pc)
+AC_CONFIG_FILES(Makefile doc/Makefile doc/pictures/Makefile doc/doxygen.cfg \
+		include/Makefile include/sound/Makefile include/sound/uapi/Makefile \
+		src/Versions.in src/Makefile \
+		src/control/Makefile src/mixer/Makefile \
+		src/pcm/Makefile src/pcm/scopes/Makefile \
+		src/rawmidi/Makefile src/timer/Makefile \
+		src/hwdep/Makefile src/seq/Makefile src/ucm/Makefile \
+		src/topology/Makefile \
+		src/conf/Makefile \
+		src/conf/cards/Makefile \
+		src/conf/ctl/Makefile \
+		src/conf/pcm/Makefile \
+		modules/Makefile modules/mixer/Makefile modules/mixer/simple/Makefile \
+		aserver/Makefile \
+		test/Makefile test/lsb/Makefile \
+		utils/Makefile utils/alsa-lib.spec utils/alsa.pc utils/alsa-topology.pc)
+
+AC_OUTPUT()
 
 dnl Create asoundlib.h dynamically according to configure options
 echo "Creating asoundlib.h..."
@@ -782,9 +801,11 @@ EOF
 fi
 cat >> include/asoundlib.h <<EOF
 
+#ifndef DOC_HIDDEN
 #ifndef __GNUC__
 #define __inline__ inline
 #endif
+#endif /* DOC_HIDDEN */
 
 #include <alsa/asoundef.h>
 #include <alsa/version.h>
@@ -796,10 +817,12 @@ cat >> include/asoundlib.h <<EOF
 EOF
 test "$build_pcm" = "yes" && echo "#include <alsa/pcm.h>" >> include/asoundlib.h
 test "$build_rawmidi" = "yes" && echo "#include <alsa/rawmidi.h>" >> include/asoundlib.h
+test "$build_rawmidi" = "yes" && echo "#include <alsa/ump.h>" >> include/asoundlib.h
 test "$build_pcm" = "yes" && echo "#include <alsa/timer.h>" >> include/asoundlib.h
 test "$build_hwdep" = "yes" && echo "#include <alsa/hwdep.h>" >> include/asoundlib.h
 echo "#include <alsa/control.h>" >> include/asoundlib.h
 test "$build_mixer" = "yes" && echo "#include <alsa/mixer.h>" >> include/asoundlib.h
+test "$build_seq" = "yes" && echo "#include <alsa/ump_msg.h>" >> include/asoundlib.h
 test "$build_seq" = "yes" && echo "#include <alsa/seq_event.h>" >> include/asoundlib.h
 test "$build_seq" = "yes" && echo "#include <alsa/seq.h>" >> include/asoundlib.h
 test "$build_seq" = "yes" && echo "#include <alsa/seqmid.h>" >> include/asoundlib.h

doc/Makefile.am

@@ -9,14 +9,16 @@ doc:
 	doxygen doxygen.cfg
 
 doc-pack: doc
-	-chmod a+r $(top_srcdir)/doc/doxygen/html/*
-	-chmod a-w $(top_srcdir)/doc/doxygen/html/*
+	-chmod -R a+r $(top_srcdir)/doc/doxygen/html/*
+	-chmod -R a-w $(top_srcdir)/doc/doxygen/html/*
 	if ! test -z "$(AMTAR)"; then \
 		$(AMTAR) --create --directory=$(top_srcdir)/doc/doxygen/html --verbose --file=- . | bzip2 -c -9 > $(top_srcdir)/../alsa-lib-doc.tar.bz2 ; \
 	else \
 		$(TAR) --create --directory=$(top_srcdir)/doc/doxygen/html --verbose --file=- . | bzip2 -c -9 > $(top_srcdir)/../alsa-lib-doc.tar.bz2 ; \
 	fi
+	-chmod -R u+w $(top_srcdir)/doc/doxygen/html/*
 	rm -rf $(top_srcdir)/doc/doxygen/html/*
 
 doc-clean:
+	-chmod -R u+w $(top_srcdir)/doc/doxygen/html/*
 	rm -rf $(top_srcdir)/doc/doxygen/html/*

doc/doxygen.cfg.in

@@ -17,6 +17,8 @@ INPUT            = @top_srcdir@/doc/index.doxygen \
 		   @top_srcdir@/include/control.h \
 		   @top_srcdir@/include/pcm.h \
 		   @top_srcdir@/include/rawmidi.h \
+		   @top_srcdir@/include/ump.h \
+		   @top_srcdir@/include/ump_msg.h \
 		   @top_srcdir@/include/timer.h \
 		   @top_srcdir@/include/hwdep.h \
 		   @top_srcdir@/include/seq.h \
@@ -36,18 +38,21 @@ INPUT            = @top_srcdir@/doc/index.doxygen \
 		   @top_srcdir@/src/input.c \
 		   @top_srcdir@/src/output.c \
 		   @top_srcdir@/src/conf.c \
+		   @top_srcdir@/src/confeval.c \
 		   @top_srcdir@/src/confmisc.c \
 		   @top_srcdir@/src/names.c \
 		   @top_srcdir@/src/shmarea.c \
 		   @top_srcdir@/src/userfile.c \
 		   @top_srcdir@/src/control/cards.c \
 		   @top_srcdir@/src/control/control.c \
+		   @top_srcdir@/src/control/control_ext.c \
 		   @top_srcdir@/src/control/control_plugin.c \
 		   @top_srcdir@/src/control/control_hw.c \
 		   @top_srcdir@/src/control/control_remap.c \
 		   @top_srcdir@/src/control/control_shm.c \
 		   @top_srcdir@/src/control/ctlparse.c \
 		   @top_srcdir@/src/control/hcontrol.c \
+		   @top_srcdir@/src/control/namehint.c \
 		   @top_srcdir@/src/control/setup.c \
 		   @top_srcdir@/src/control/tlv.c \
 		   @top_srcdir@/src/mixer \
@@ -109,8 +114,9 @@ EXCLUDE		 = @top_srcdir@/src/control/control_local.h \
 		   @top_srcdir@/src/topology/tplg_local.h
 RECURSIVE	 = YES
 FILE_PATTERNS    = *.c *.h
+INCLUDE_PATH     = @top_builddir@/include
 EXAMPLE_PATH     = @top_srcdir@/test
-IMAGE_PATH	 = pictures
+IMAGE_PATH	 = @top_srcdir@/doc/pictures
 QUIET            = YES
 
 EXTRACT_ALL	 = NO
@@ -126,7 +132,8 @@ PREDEFINED	 = DOXYGEN PIC "DOC_HIDDEN" \
 		   ALSA_PCM_NEW_HW_PARAMS_API \
 		   _POSIX_C_SOURCE \
 		   "use_default_symbol_version(x,y,z)=" \
-		   "link_warning(x,y)="
+		   "link_warning(x,y)=" \
+		   __attribute__((x))=
 
 OPTIMIZE_OUTPUT_FOR_C = YES	# doxygen 1.2.6 option
 TYPEDEF_HIDES_STRUCT = YES	# needed in doxygen >= 1.5.4

gitcompile

@@ -5,7 +5,6 @@ set -e
 bits32=
 cbits32=
 modules=
-alisp=
 lto=
 if [ $# -ne 0 ]; then
   endloop=
@@ -20,10 +19,6 @@ if [ $# -ne 0 ]; then
       modules=yes
       echo "Forced mixer modules build..."
       shift ;;
-    alisp)
-      alisp=yes
-      echo "Forced alisp code build..."
-      shift ;;
     python2)
       python2=yes
       echo "Forced python2 interpreter build..."
@@ -32,6 +27,10 @@ if [ $# -ne 0 ]; then
       lto="-flto -flto-partition=none"
       echo "Forced lto build..."
       shift ;;
+    static)
+      static=yes
+      echo "Selected static build..."
+      shift ;;
     *)
       endloop=yes
       ;;
@@ -67,14 +66,16 @@ if [ "$modules" = "yes" ]; then
   args="$args --enable-mixer-pymods"
 fi
 
-if [ "$alisp" = "yes" ]; then
-  args="$args --enable-alisp"
-fi
-
 if [ "$python2" = "yes" ]; then
   args="$args --enable-python2"
 fi
 
+if [ "$static" = "yes" ]; then
+  #args="$args --enable-shared=no --enable-static=yes"
+  args="$args --disable-shared"
+fi
+
+
 touch ltconfig
 libtoolize --force --copy --automake
 aclocal $ACLOCAL_FLAGS

include/Makefile.am

@@ -22,19 +22,20 @@ endif
 if BUILD_PCM_PLUGIN_RATE
 alsainclude_HEADERS += pcm_rate.h
 endif
-if BUILD_PCM_PLUGIN_EXTPLUG
-alsainclude_HEADERS += pcm_external.h pcm_extplug.h
-endif
-if BUILD_PCM_PLUGIN_IOPLUG
-if !BUILD_PCM_PLUGIN_EXTPLUG
-alsainclude_HEADERS += pcm_external.h
-endif
-alsainclude_HEADERS += pcm_ioplug.h
+if BUILD_PCM_PLUGIN_EXTERNAL
+# FIXME: pcm_external.h includes both pcm_extplug.h and pcm_ioplug.h
+alsainclude_HEADERS += pcm_external.h pcm_extplug.h pcm_ioplug.h
 endif
+#if BUILD_PCM_PLUGIN_EXTPLUG
+#alsainclude_HEADERS += pcm_extplug.h
+#endif
+#if BUILD_PCM_PLUGIN_IOPLUG
+#alsainclude_HEADERS += pcm_ioplug.h
+#endif
 endif
 
 if BUILD_RAWMIDI
-alsainclude_HEADERS += rawmidi.h
+alsainclude_HEADERS += rawmidi.h ump.h ump_msg.h
 endif
 
 if BUILD_HWDEP
@@ -57,10 +58,6 @@ if BUILD_TOPOLOGY
 alsainclude_HEADERS += topology.h
 endif
 
-if BUILD_ALISP
-alsainclude_HEADERS += alisp.h
-endif
-
 noinst_HEADERS = alsa sys.h search.h list.h aserver.h local.h alsa-symbols.h \
 	asoundlib-head.h asoundlib-tail.h bswap.h type_compat.h
 

include/alisp.h

@@ -1,55 +0,0 @@
-/*
- *  ALSA lisp implementation
- *  Copyright (c) 2003 by Jaroslav Kysela <perex@perex.cz>
- *
- *
- *   This library is free software; you can redistribute it and/or modify
- *   it under the terms of the GNU Lesser General Public License as
- *   published by the Free Software Foundation; either version 2.1 of
- *   the License, or (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *   GNU Lesser General Public License for more details.
- *
- *   You should have received a copy of the GNU Lesser General Public
- *   License along with this library; if not, write to the Free Software
- *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
- *
- */
-
-struct alisp_cfg {
-	int verbose: 1,
-	    warning: 1,
-	    debug: 1;
-	snd_input_t *in;	/* program code */
-	snd_output_t *out;	/* program output */
-	snd_output_t *eout;	/* error output */
-	snd_output_t *vout;	/* verbose output */
-	snd_output_t *wout;	/* warning output */
-	snd_output_t *dout;	/* debug output */
-};
-
-struct alisp_instance;
-struct alisp_object;
-struct alisp_seq_iterator;
-
-struct alisp_cfg *alsa_lisp_default_cfg(snd_input_t *input);
-void alsa_lisp_default_cfg_free(struct alisp_cfg *cfg);
-int alsa_lisp(struct alisp_cfg *cfg, struct alisp_instance **instance);
-void alsa_lisp_free(struct alisp_instance *instance);
-int alsa_lisp_function(struct alisp_instance *instance, struct alisp_seq_iterator **result,
-		       const char *id, const char *args, ...)
-#ifndef DOC_HIDDEN
-		       __attribute__ ((format (printf, 4, 5)))
-#endif
-		       ;
-void alsa_lisp_result_free(struct alisp_instance *instance,
-			   struct alisp_seq_iterator *result);
-int alsa_lisp_seq_first(struct alisp_instance *instance, const char *id,
-			struct alisp_seq_iterator **seq);
-int alsa_lisp_seq_next(struct alisp_seq_iterator **seq);
-int alsa_lisp_seq_count(struct alisp_seq_iterator *seq);
-int alsa_lisp_seq_integer(struct alisp_seq_iterator *seq, long *val);
-int alsa_lisp_seq_pointer(struct alisp_seq_iterator *seq, const char *ptr_id, void **ptr);

include/alsa-symbols.h

@@ -29,10 +29,17 @@
 #define INTERNAL_CONCAT2_2(Pre, Post) Pre##Post
 #define INTERNAL(Name) INTERNAL_CONCAT2_2(__, Name)
 
+#if HAVE_ATTRIBUTE_SYMVER && __GNUC__ > 10
+#define symbol_version(real, name, version) \
+	extern __typeof (real) real __attribute__((symver (#name "@" #version)))
+#define default_symbol_version(real, name, version) \
+	extern __typeof (real) real __attribute__((symver (#name "@@" #version)))
+#else
 #define symbol_version(real, name, version) \
 	__asm__ (".symver " ASM_NAME(#real) "," ASM_NAME(#name) "@" #version)
 #define default_symbol_version(real, name, version) \
 	__asm__ (".symver " ASM_NAME(#real) "," ASM_NAME(#name) "@@" #version)
+#endif
 
 #ifdef __clang__
 #define EXPORT_SYMBOL __attribute__((visibility("default")))

include/aserver.h

@@ -18,9 +18,9 @@
  *
  */
   
-#include <netdb.h>
 #include "../src/pcm/pcm_local.h"
 #include "../src/control/control_local.h"
+#include <netdb.h>
 
 int snd_receive_fd(int sock, void *data, size_t len, int *fd);
 

include/asoundef.h

@@ -25,6 +25,12 @@
  *
  */
 
+#if !defined(__ASOUNDLIB_H) && !defined(ALSA_LIBRARY_BUILD)
+/* don't use ALSA_LIBRARY_BUILD define in sources outside alsa-lib */
+#warning "use #include <alsa/asoundlib.h>, <alsa/asoundef.h> should not be used directly"
+#include <alsa/asoundlib.h>
+#endif
+
 #ifndef __ALSA_ASOUNDEF_H
 #define __ALSA_ASOUNDEF_H
 
@@ -215,6 +221,8 @@ extern "C" {
 #define CEA861_AUDIO_INFOFRAME_DB5_DM_INH_PROHIBITED (1<<7) /**< stereo downmis prohibited */
 #define CEA861_AUDIO_INFOFRAME_DB5_LSV		(0xf<<3) /**< mask - level-shift values */
 
+/** \} */
+
 /**
  * \defgroup MIDI_Interface Constants for MIDI v1.0
  * Constants for MIDI v1.0.
@@ -224,6 +232,8 @@ extern "C" {
 #define MIDI_CHANNELS			16	/**< Number of channels per port/cable. */
 #define MIDI_GM_DRUM_CHANNEL		(10-1)	/**< Channel number for GM drums. */
 
+/** \} */
+
 /**
  * \defgroup MIDI_Commands MIDI Commands
  * MIDI command codes.
@@ -335,8 +345,6 @@ extern "C" {
 
 /** \} */
 
-/** \} */
-
 #ifdef __cplusplus
 }
 #endif

include/asoundlib-head.h

@@ -38,3 +38,5 @@
 #include <poll.h>
 #include <errno.h>
 #include <stdarg.h>
+#include <stdint.h>
+#include <time.h>

include/conf.h

@@ -25,6 +25,11 @@
  *
  */
 
+#if !defined(__ASOUNDLIB_H) && !defined(ALSA_LIBRARY_BUILD)
+/* don't use ALSA_LIBRARY_BUILD define in sources outside alsa-lib */
+#include <alsa/asoundlib.h>
+#endif
+
 #ifndef __ALSA_CONF_H
 #define __ALSA_CONF_H
 
@@ -33,7 +38,7 @@ extern "C" {
 #endif
 
 /**
- *  \defgroup Config Configuration Interface
+ *  \defgroup Configuration Configuration Interface
  *  The configuration functions and types allow you to read, enumerate,
  *  modify and write the contents of ALSA configuration files.
  *  \{
@@ -109,6 +114,16 @@ int snd_config_search_definition(snd_config_t *config,
 				 const char *base, const char *key,
 				 snd_config_t **result);
 
+/**
+ * \brief custom expansion callback
+ * \param[out] dst The function puts the handle to the new configuration
+ *                 node at the address specified by \a dst.
+ * \param[in] s string the string to be expanded
+ * \param[in] private_data Handle to the \c private_data node.
+ * \return A non-negative value if successful, otherwise a negative error code.
+ *
+ * Use a function of this type to define a custom expansion 
+ */
 typedef int (*snd_config_expand_fcn_t)(snd_config_t **dst, const char *s, void *private_data);
 
 int snd_config_expand_custom(snd_config_t *config, snd_config_t *root,

include/control.h

@@ -25,6 +25,12 @@
  *
  */
 
+#if !defined(__ASOUNDLIB_H) && !defined(ALSA_LIBRARY_BUILD)
+/* don't use ALSA_LIBRARY_BUILD define in sources outside alsa-lib */
+#warning "use #include <alsa/asoundlib.h>, <alsa/control.h> should not be used directly"
+#include <alsa/asoundlib.h>
+#endif
+
 #ifndef __ALSA_CONTROL_H
 #define __ALSA_CONTROL_H
 
@@ -356,6 +362,9 @@ typedef enum _snd_ctl_type {
 /** Read only (flag for open mode) \hideinitializer */
 #define SND_CTL_READONLY		0x0004
 
+/** Return EINTR instead blocking (flag for open mode) \hideinitializer */
+#define SND_CTL_EINTR			0x0080
+
 /** CTL handle */
 typedef struct _snd_ctl snd_ctl_t;
 
@@ -371,10 +380,6 @@ int snd_card_get_index(const char *name);
 int snd_card_get_name(int card, char **name);
 int snd_card_get_longname(int card, char **name);
 
-int snd_device_name_hint(int card, const char *iface, void ***hints);
-int snd_device_name_free_hint(void **hints);
-char *snd_device_name_get_hint(const void *hint, const char *id);
-
 int snd_ctl_open(snd_ctl_t **ctl, const char *name, int mode);
 int snd_ctl_open_lconf(snd_ctl_t **ctl, const char *name, int mode, snd_config_t *lconf);
 int snd_ctl_open_fallback(snd_ctl_t **ctl, snd_config_t *root, const char *name, const char *orig_name, int mode);
@@ -415,6 +420,11 @@ int snd_ctl_rawmidi_next_device(snd_ctl_t *ctl, int * device);
 int snd_ctl_rawmidi_info(snd_ctl_t *ctl, snd_rawmidi_info_t * info);
 int snd_ctl_rawmidi_prefer_subdevice(snd_ctl_t *ctl, int subdev);
 #endif
+#ifdef __ALSA_UMP_H
+int snd_ctl_ump_next_device(snd_ctl_t *ctl, int *device);
+int snd_ctl_ump_endpoint_info(snd_ctl_t *ctl, snd_ump_endpoint_info_t *info);
+int snd_ctl_ump_block_info(snd_ctl_t *ctl, snd_ump_block_info_t *info);
+#endif
 int snd_ctl_set_power_state(snd_ctl_t *ctl, unsigned int state);
 int snd_ctl_get_power_state(snd_ctl_t *ctl, unsigned int *state);
 
@@ -791,6 +801,20 @@ int snd_sctl_remove(snd_sctl_t *handle);
 
 /** \} */
 
+/**
+ *  \defgroup Hint Name Hint Interface
+ *  \ingroup Configuration
+ *  The name hint interface - get descriptive information about a device
+ *  (name, description, input/output).
+ *  \{
+ */
+
+int snd_device_name_hint(int card, const char *iface, void ***hints);
+int snd_device_name_free_hint(void **hints);
+char *snd_device_name_get_hint(const void *hint, const char *id);
+
+/** \} */
+
 #ifdef __cplusplus
 }
 #endif

include/control_external.h

@@ -23,10 +23,13 @@
  *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  *
  */
+
 #ifndef __ALSA_CONTROL_EXTERNAL_H
 #define __ALSA_CONTROL_EXTERNAL_H
 
-#include "control.h"
+#ifndef __ASOUNDLIB_LOCAL
+#include <alsa/asoundlib.h>
+#endif
 
 #ifdef __cplusplus
 extern "C" {

include/error.h

@@ -25,6 +25,12 @@
  *
  */
 
+#if !defined(__ASOUNDLIB_H) && !defined(ALSA_LIBRARY_BUILD)
+/* don't use ALSA_LIBRARY_BUILD define in sources outside alsa-lib */
+#warning "use #include <alsa/asoundlib.h>, <alsa/error.h> should not be used directly"
+#include <alsa/asoundlib.h>
+#endif
+
 #ifndef __ALSA_ERROR_H
 #define __ALSA_ERROR_H
 
@@ -40,7 +46,6 @@ extern "C" {
 
 #define SND_ERROR_BEGIN				500000			/**< Lower boundary of sound error codes. */
 #define SND_ERROR_INCOMPATIBLE_VERSION		(SND_ERROR_BEGIN+0)	/**< Kernel/library protocols are not compatible. */
-#define SND_ERROR_ALISP_NIL			(SND_ERROR_BEGIN+1)	/**< Lisp encountered an error during acall. */
 
 const char *snd_strerror(int errnum);
 

include/global.h

@@ -25,12 +25,15 @@
  *
  */
 
+#if !defined(__ASOUNDLIB_H) && !defined(ALSA_LIBRARY_BUILD)
+/* don't use ALSA_LIBRARY_BUILD define in sources outside alsa-lib */
+#warning "use #include <alsa/asoundlib.h>, <alsa/global.h> should not be used directly"
+#include <alsa/asoundlib.h>
+#endif
+
 #ifndef __ALSA_GLOBAL_H_
 #define __ALSA_GLOBAL_H_
 
-/* for timeval and timespec */
-#include <time.h>
-
 #ifdef __cplusplus
 extern "C" {
 #endif
@@ -51,6 +54,11 @@ const char *snd_asoundlib_version(void);
 #define ATTRIBUTE_UNUSED __attribute__ ((__unused__))
 #endif
 
+#ifndef __STRING
+/** \brief Return 'x' argument as string */
+#define __STRING(x)     #x
+#endif
+
 #ifdef PIC /* dynamic build */
 
 /** \hideinitializer \brief Helper macro for #SND_DLSYM_BUILD_VERSION. */
@@ -82,18 +90,13 @@ extern struct snd_dlsym_link *snd_dlsym_start;
   void __SND_DLSYM_VERSION(snd_dlsym_constructor_, name, version) (void) __attribute__ ((constructor)); \
   void __SND_DLSYM_VERSION(snd_dlsym_constructor_, name, version) (void) { \
     __SND_DLSYM_VERSION(snd_dlsym_, name, version).next = snd_dlsym_start; \
-    __SND_DLSYM_VERSION(snd_dlsym_, name, version).dlsym_name = # name; \
+    __SND_DLSYM_VERSION(snd_dlsym_, name, version).dlsym_name = __STRING(name); \
     __SND_DLSYM_VERSION(snd_dlsym_, name, version).dlsym_ptr = (void *)&name; \
     snd_dlsym_start = &__SND_DLSYM_VERSION(snd_dlsym_, name, version); \
   }
 
 #endif
 
-#ifndef __STRING
-/** \brief Return 'x' argument as string */
-#define __STRING(x)     #x
-#endif
-
 /** \brief Returns the version of a dynamic symbol as a string. */
 #define SND_DLSYM_VERSION(version) __STRING(version)
 

include/hwdep.h

@@ -25,6 +25,12 @@
  *
  */
 
+#if !defined(__ASOUNDLIB_H) && !defined(ALSA_LIBRARY_BUILD)
+/* don't use ALSA_LIBRARY_BUILD define in sources outside alsa-lib */
+#warning "use #include <alsa/asoundlib.h>, <alsa/hwdep.h> should not be used directly"
+#include <alsa/asoundlib.h>
+#endif
+
 #ifndef __ALSA_HWDEP_H
 #define __ALSA_HWDEP_H
 

include/input.h

@@ -25,6 +25,12 @@
  *
  */
 
+#if !defined(__ASOUNDLIB_H) && !defined(ALSA_LIBRARY_BUILD)
+/* don't use ALSA_LIBRARY_BUILD define in sources outside alsa-lib */
+#warning "use #include <alsa/asoundlib.h>, <alsa/input.h> should not be used directly"
+#include <alsa/asoundlib.h>
+#endif
+
 #ifndef __ALSA_INPUT_H
 #define __ALSA_INPUT_H
 

include/local.h

@@ -30,6 +30,9 @@
 #include <string.h>
 #include <fcntl.h>
 #include <assert.h>
+#include <stdint.h>
+/* for timeval and timespec */
+#include <time.h>
 #ifdef HAVE_ENDIAN_H
 #include <endian.h>
 #elif defined(HAVE_SYS_ENDIAN_H)
@@ -69,9 +72,11 @@
 #if __BYTE_ORDER == __LITTLE_ENDIAN
 #define SND_LITTLE_ENDIAN
 #define SNDRV_LITTLE_ENDIAN
+#define SNDRV_LITTLE_ENDIAN_BITFIELD
 #elif __BYTE_ORDER == __BIG_ENDIAN
 #define SND_BIG_ENDIAN
 #define SNDRV_BIG_ENDIAN
+#define SNDRV_BIG_ENDIAN_BITFIELD
 #else
 #error "Unsupported endian..."
 #endif
@@ -180,10 +185,12 @@
 #include "pcm.h"
 #include "pcm_plugin.h"
 #include "rawmidi.h"
+#include "ump.h"
 #include "timer.h"
 #include "hwdep.h"
 #include "control.h"
 #include "mixer.h"
+#include "ump_msg.h"
 #include "seq_event.h"
 #include "seq.h"
 
@@ -193,7 +200,9 @@
 #define snd_seq_real_time	sndrv_seq_real_time
 #define snd_seq_timestamp	sndrv_seq_timestamp
 #define snd_seq_event_type_t	sndrv_seq_event_type_t
+#define snd_seq_event_data	sndrv_seq_event_data
 #define snd_seq_event		sndrv_seq_event
+#define snd_seq_ump_event	sndrv_seq_ump_event
 #define snd_seq_connect		sndrv_seq_connect
 #define snd_seq_ev_note		sndrv_seq_ev_note
 #define snd_seq_ev_ctrl		sndrv_seq_ev_ctrl
@@ -203,6 +212,7 @@
 #define snd_seq_result		sndrv_seq_result
 #define snd_seq_queue_skew	sndrv_seq_queue_skew
 #define snd_seq_ev_queue_control	sndrv_seq_ev_queue_control
+#define snd_seq_ev_ump_notify	sndrv_seq_ev_ump_notify
 #define snd_seq_client_t	sndrv_seq_client_t
 #define snd_seq_client_type_t	sndrv_seq_client_type_t
 
@@ -257,6 +267,7 @@ int _snd_safe_strtod(const char *str, double *val);
 int snd_send_fd(int sock, void *data, size_t len, int fd);
 int snd_receive_fd(int sock, void *data, size_t len, int *fd);
 size_t snd_strlcpy(char *dst, const char *src, size_t size);
+size_t snd_strlcat(char *dst, const char *src, size_t size);
 
 /*
  * error messages

include/mixer.h

@@ -25,6 +25,12 @@
  *
  */
 
+#if !defined(__ASOUNDLIB_H) && !defined(ALSA_LIBRARY_BUILD)
+/* don't use ALSA_LIBRARY_BUILD define in sources outside alsa-lib */
+#warning "use #include <alsa/asoundlib.h>, <alsa/mixer.h> should not be used directly"
+#include <alsa/asoundlib.h>
+#endif
+
 #ifndef __ALSA_MIXER_H
 #define __ALSA_MIXER_H
 
@@ -47,7 +53,7 @@ typedef struct _snd_mixer_elem snd_mixer_elem_t;
 
 /** 
  * \brief Mixer callback function
- * \param mixer Mixer handle
+ * \param ctl Mixer handle
  * \param mask event mask
  * \param elem related mixer element (if any)
  * \return 0 on success otherwise a negative error code

include/mixer_abst.h

@@ -97,10 +97,10 @@ struct sm_elem_ops {
 
 int snd_mixer_selem_compare(const snd_mixer_elem_t *c1, const snd_mixer_elem_t *c2);
 
-int snd_mixer_sbasic_info(const snd_mixer_class_t *class, sm_class_basic_t *info);
-void *snd_mixer_sbasic_get_private(const snd_mixer_class_t *class);
-void snd_mixer_sbasic_set_private(const snd_mixer_class_t *class, void *private_data);
-void snd_mixer_sbasic_set_private_free(const snd_mixer_class_t *class, void (*private_free)(snd_mixer_class_t *class));
+int snd_mixer_sbasic_info(const snd_mixer_class_t *mixer_class, sm_class_basic_t *info);
+void *snd_mixer_sbasic_get_private(const snd_mixer_class_t *mixer_class);
+void snd_mixer_sbasic_set_private(const snd_mixer_class_t *mixer_class, void *private_data);
+void snd_mixer_sbasic_set_private_free(const snd_mixer_class_t *mixer_class, void (*private_free)(snd_mixer_class_t *mixer_class));
 
 /** \} */
 

include/output.h

@@ -25,11 +25,15 @@
  *
  */
 
+#if !defined(__ASOUNDLIB_H) && !defined(ALSA_LIBRARY_BUILD)
+/* don't use ALSA_LIBRARY_BUILD define in sources outside alsa-lib */
+#warning "use #include <alsa/asoundlib.h>, <alsa/input.h> should not be used directly"
+#include <alsa/asoundlib.h>
+#endif
+
 #ifndef __ALSA_OUTPUT_H
 #define __ALSA_OUTPUT_H
 
-#include <stdarg.h>
-
 #ifdef __cplusplus
 extern "C" {
 #endif

include/pcm.h

@@ -26,6 +26,12 @@
  *
  */
 
+#if !defined(__ASOUNDLIB_H) && !defined(ALSA_LIBRARY_BUILD)
+/* don't use ALSA_LIBRARY_BUILD define in sources outside alsa-lib */
+#warning "use #include <alsa/asoundlib.h>, <alsa/pcm.h> should not be used directly"
+#include <alsa/asoundlib.h>
+#endif
+
 #ifndef __ALSA_PCM_H
 #define __ALSA_PCM_H
 
@@ -33,8 +39,6 @@
 extern "C" {
 #endif
 
-#include <stdint.h>
-
 /**
  *  \defgroup PCM PCM Interface
  *  See the \ref pcm page for more details.
@@ -282,9 +286,17 @@ typedef enum _snd_pcm_format {
 
 /** PCM sample subformat */
 typedef enum _snd_pcm_subformat {
+	/** Unknown */
+	SND_PCM_SUBFORMAT_UNKNOWN = -1,
 	/** Standard */
 	SND_PCM_SUBFORMAT_STD = 0,
-	SND_PCM_SUBFORMAT_LAST = SND_PCM_SUBFORMAT_STD
+	/** Maximum bits based on PCM format */
+	SND_PCM_SUBFORMAT_MSBITS_MAX = 1,
+	/** 20 most significant bits */
+	SND_PCM_SUBFORMAT_MSBITS_20 = 2,
+	/** 24 most significant bits */
+	SND_PCM_SUBFORMAT_MSBITS_24 = 3,
+	SND_PCM_SUBFORMAT_LAST = SND_PCM_SUBFORMAT_MSBITS_24
 } snd_pcm_subformat_t;
 
 /** PCM state */
@@ -343,6 +355,7 @@ typedef enum _snd_pcm_tstamp {
 	SND_PCM_TSTAMP_LAST = SND_PCM_TSTAMP_ENABLE
 } snd_pcm_tstamp_t;
 
+/** PCM timestamp type */
 typedef enum _snd_pcm_tstamp_type {
 	SND_PCM_TSTAMP_TYPE_GETTIMEOFDAY = 0,	/**< gettimeofday equivalent */
 	SND_PCM_TSTAMP_TYPE_MONOTONIC,	/**< posix_clock_monotonic equivalent */
@@ -350,6 +363,7 @@ typedef enum _snd_pcm_tstamp_type {
 	SND_PCM_TSTAMP_TYPE_LAST = SND_PCM_TSTAMP_TYPE_MONOTONIC_RAW,
 } snd_pcm_tstamp_type_t;
 
+/** PCM audio timestamp type */
 typedef enum _snd_pcm_audio_tstamp_type {
 	/**
 	 * first definition for backwards compatibility only,
@@ -364,24 +378,22 @@ typedef enum _snd_pcm_audio_tstamp_type {
 	SND_PCM_AUDIO_TSTAMP_TYPE_LAST = SND_PCM_AUDIO_TSTAMP_TYPE_LINK_SYNCHRONIZED
 } snd_pcm_audio_tstamp_type_t;
 
+/** PCM audio timestamp config */
 typedef struct _snd_pcm_audio_tstamp_config {
 	/* 5 of max 16 bits used */
-	unsigned int type_requested:4;
-	unsigned int report_delay:1; /* add total delay to A/D or D/A */
+	unsigned int type_requested:4; /**< requested audio tstamp type */
+	unsigned int report_delay:1; /**< add total delay to A/D or D/A */
 } snd_pcm_audio_tstamp_config_t;
 
+/** PCM audio timestamp report */
 typedef struct _snd_pcm_audio_tstamp_report {
 	/* 6 of max 16 bits used for bit-fields */
 
-	/* for backwards compatibility */
-	unsigned int valid:1;
+	unsigned int valid:1; /**< for backwards compatibility */
+	unsigned int actual_type:4; /**< actual type if hardware could not support requested timestamp */
 
-	/* actual type if hardware could not support requested timestamp */
-	unsigned int actual_type:4;
-
-	/* accuracy represented in ns units */
-	unsigned int accuracy_report:1; /* 0 if accuracy unknown, 1 if accuracy field is valid */
-	unsigned int accuracy; /* up to 4.29s, will be packed in separate field  */
+	unsigned int accuracy_report:1; /**< 0 if accuracy unknown, 1 if accuracy field is valid */
+	unsigned int accuracy; /**< up to 4.29s in ns units, will be packed in separate field  */
 } snd_pcm_audio_tstamp_report_t;
 
 /** Unsigned frames quantity */
@@ -393,6 +405,8 @@ typedef long snd_pcm_sframes_t;
 #define SND_PCM_NONBLOCK		0x00000001
 /** Async notification (flag for open mode) \hideinitializer */
 #define SND_PCM_ASYNC			0x00000002
+/** Return EINTR instead blocking (wait operation) */
+#define SND_PCM_EINTR			0x00000080
 /** In an abort state (internal, not allowed for open) */
 #define SND_PCM_ABORT			0x00008000
 /** Disable automatic (but not forced!) rate resamplinig */
@@ -498,6 +512,16 @@ typedef union _snd_pcm_sync_id {
 	unsigned int id32[4];
 } snd_pcm_sync_id_t;
 
+/** synchronization ID size (see snd_pcm_hw_params_get_sync) */
+#define SND_PCM_HW_PARAMS_SYNC_SIZE	16
+
+/** Infinite wait for snd_pcm_wait() */
+#define SND_PCM_WAIT_INFINITE		(-1)
+/** Wait for next i/o in snd_pcm_wait() */
+#define SND_PCM_WAIT_IO			(-10001)
+/** Wait for drain in snd_pcm_wait() */
+#define SND_PCM_WAIT_DRAIN		(-10002)
+
 /** #SND_PCM_TYPE_METER scope handle */
 typedef struct _snd_pcm_scope snd_pcm_scope_t;
 
@@ -722,6 +746,7 @@ int snd_pcm_hw_params_is_half_duplex(const snd_pcm_hw_params_t *params);
 int snd_pcm_hw_params_is_joint_duplex(const snd_pcm_hw_params_t *params);
 int snd_pcm_hw_params_can_sync_start(const snd_pcm_hw_params_t *params);
 int snd_pcm_hw_params_can_disable_period_wakeup(const snd_pcm_hw_params_t *params);
+int snd_pcm_hw_params_is_perfect_drain(const snd_pcm_hw_params_t *params);
 int snd_pcm_hw_params_supports_audio_wallclock_ts(const snd_pcm_hw_params_t *params); /* deprecated, use audio_ts_type */
 int snd_pcm_hw_params_supports_audio_ts_type(const snd_pcm_hw_params_t *params, int type);
 int snd_pcm_hw_params_get_rate_numden(const snd_pcm_hw_params_t *params,
@@ -729,6 +754,7 @@ int snd_pcm_hw_params_get_rate_numden(const snd_pcm_hw_params_t *params,
 				      unsigned int *rate_den);
 int snd_pcm_hw_params_get_sbits(const snd_pcm_hw_params_t *params);
 int snd_pcm_hw_params_get_fifo_size(const snd_pcm_hw_params_t *params);
+const unsigned char * snd_pcm_hw_params_get_sync(const snd_pcm_hw_params_t *params);
 
 #if 0
 typedef struct _snd_pcm_hw_strategy snd_pcm_hw_strategy_t;
@@ -821,6 +847,8 @@ int snd_pcm_hw_params_set_export_buffer(snd_pcm_t *pcm, snd_pcm_hw_params_t *par
 int snd_pcm_hw_params_get_export_buffer(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int *val);
 int snd_pcm_hw_params_set_period_wakeup(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int val);
 int snd_pcm_hw_params_get_period_wakeup(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int *val);
+int snd_pcm_hw_params_set_drain_silence(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int val);
+int snd_pcm_hw_params_get_drain_silence(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int *val);
 
 int snd_pcm_hw_params_get_period_time(const snd_pcm_hw_params_t *params, unsigned int *val, int *dir);
 int snd_pcm_hw_params_get_period_time_min(const snd_pcm_hw_params_t *params, unsigned int *val, int *dir);
@@ -1080,6 +1108,7 @@ const char *snd_pcm_format_name(const snd_pcm_format_t format);
 const char *snd_pcm_format_description(const snd_pcm_format_t format);
 const char *snd_pcm_subformat_name(const snd_pcm_subformat_t subformat);
 const char *snd_pcm_subformat_description(const snd_pcm_subformat_t subformat);
+snd_pcm_subformat_t snd_pcm_subformat_value(const char* name);
 snd_pcm_format_t snd_pcm_format_value(const char* name);
 const char *snd_pcm_tstamp_mode_name(const snd_pcm_tstamp_t mode);
 const char *snd_pcm_state_name(const snd_pcm_state_t state);

include/pcm_external.h

@@ -26,7 +26,9 @@
 #ifndef __ALSA_PCM_EXTERNAL_H
 #define __ALSA_PCM_EXTERNAL_H
 
-#include "pcm.h"
+#ifndef __ASOUNDLIB_LOCAL
+#include <alsa/asoundlib.h>
+#endif
 
 #ifdef __cplusplus
 extern "C" {

include/pcm_extplug.h

@@ -28,6 +28,11 @@
  *
  */
 
+#if !defined(__ALSA_PCM_EXTERNAL_H) && !defined(ALSA_LIBRARY_BUILD)
+#warning "use #include <alsa/pcm_external.h>, <alsa/pcm_extplug.h> should not be used directly"
+#include <alsa/pcm_external.h>
+#endif
+
 #ifndef __ALSA_PCM_EXTPLUG_H
 #define __ALSA_PCM_EXTPLUG_H
 

include/pcm_ioplug.h

@@ -28,6 +28,11 @@
  *
  */
 
+#if !defined(__ALSA_PCM_EXTERNAL_H) && !defined(ALSA_LIBRARY_BUILD)
+#warning "use #include <alsa/pcm_external.h>, <alsa/pcm_ioplug.h> should not be used directly"
+#include <alsa/pcm_external.h>
+#endif
+
 #ifndef __ALSA_PCM_IOPLUG_H
 #define __ALSA_PCM_IOPLUG_H
 

include/pcm_old.h

@@ -1,12 +1,20 @@
+#if !defined(__ASOUNDLIB_H) && !defined(ALSA_LIBRARY_BUILD)
+/* don't use ALSA_LIBRARY_BUILD define in sources outside alsa-lib */
+#error "use #include <alsa/asoundlib.h>, <alsa/pcm_old.h> should not be used directly"
+#endif
+
 /*
  * Old ALSA 0.9.x API
  */
 
+#define ___symbol_version(name, version) \
+	__asm__ (".symver " #name "," #name "@" version)
+
 #ifdef ALSA_PCM_OLD_HW_PARAMS_API
 
-asm(".symver snd_pcm_hw_params_get_access,snd_pcm_hw_params_get_access@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_set_access_first,snd_pcm_hw_params_set_access_first@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_set_access_last,snd_pcm_hw_params_set_access_last@ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_get_access, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_set_access_first, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_set_access_last, "ALSA_0.9");
 
 int snd_pcm_hw_params_get_access(const snd_pcm_hw_params_t *params);
 int snd_pcm_hw_params_test_access(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, snd_pcm_access_t val);
@@ -16,9 +24,9 @@ snd_pcm_access_t snd_pcm_hw_params_set_access_last(snd_pcm_t *pcm, snd_pcm_hw_pa
 int snd_pcm_hw_params_set_access_mask(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, snd_pcm_access_mask_t *mask);
 void snd_pcm_hw_params_get_access_mask(snd_pcm_hw_params_t *params, snd_pcm_access_mask_t *mask);
 
-asm(".symver snd_pcm_hw_params_get_format,snd_pcm_hw_params_get_format@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_set_format_first,snd_pcm_hw_params_set_format_first@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_set_format_last,snd_pcm_hw_params_set_format_last@ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_get_format, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_set_format_first, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_set_format_last, "ALSA_0.9");
 
 int snd_pcm_hw_params_get_format(const snd_pcm_hw_params_t *params);
 int snd_pcm_hw_params_test_format(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, snd_pcm_format_t val);
@@ -28,9 +36,9 @@ snd_pcm_format_t snd_pcm_hw_params_set_format_last(snd_pcm_t *pcm, snd_pcm_hw_pa
 int snd_pcm_hw_params_set_format_mask(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, snd_pcm_format_mask_t *mask);
 void snd_pcm_hw_params_get_format_mask(snd_pcm_hw_params_t *params, snd_pcm_format_mask_t *mask);
 
-asm(".symver snd_pcm_hw_params_get_subformat,snd_pcm_hw_params_get_subformat@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_set_subformat_first,snd_pcm_hw_params_set_subformat_first@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_set_subformat_last,snd_pcm_hw_params_set_subformat_last@ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_get_subformat, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_set_subformat_first, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_set_subformat_last, "ALSA_0.9");
 
 int snd_pcm_hw_params_test_subformat(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, snd_pcm_subformat_t val);
 int snd_pcm_hw_params_get_subformat(const snd_pcm_hw_params_t *params);
@@ -40,12 +48,12 @@ snd_pcm_subformat_t snd_pcm_hw_params_set_subformat_last(snd_pcm_t *pcm, snd_pcm
 int snd_pcm_hw_params_set_subformat_mask(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, snd_pcm_subformat_mask_t *mask);
 void snd_pcm_hw_params_get_subformat_mask(snd_pcm_hw_params_t *params, snd_pcm_subformat_mask_t *mask);
 
-asm(".symver snd_pcm_hw_params_get_channels,snd_pcm_hw_params_get_channels@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_get_channels_min,snd_pcm_hw_params_get_channels_min@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_get_channels_max,snd_pcm_hw_params_get_channels_max@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_set_channels_near,snd_pcm_hw_params_set_channels_near@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_set_channels_first,snd_pcm_hw_params_set_channels_first@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_set_channels_last,snd_pcm_hw_params_set_channels_last@ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_get_channels, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_get_channels_min, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_get_channels_max, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_set_channels_near, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_set_channels_first, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_set_channels_last, "ALSA_0.9");
 
 int snd_pcm_hw_params_get_channels(const snd_pcm_hw_params_t *params);
 unsigned int snd_pcm_hw_params_get_channels_min(const snd_pcm_hw_params_t *params);
@@ -59,12 +67,12 @@ unsigned int snd_pcm_hw_params_set_channels_near(snd_pcm_t *pcm, snd_pcm_hw_para
 unsigned int snd_pcm_hw_params_set_channels_first(snd_pcm_t *pcm, snd_pcm_hw_params_t *params);
 unsigned int snd_pcm_hw_params_set_channels_last(snd_pcm_t *pcm, snd_pcm_hw_params_t *params);
 
-asm(".symver snd_pcm_hw_params_get_rate,snd_pcm_hw_params_get_rate@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_get_rate_min,snd_pcm_hw_params_get_rate_min@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_get_rate_max,snd_pcm_hw_params_get_rate_max@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_set_rate_near,snd_pcm_hw_params_set_rate_near@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_set_rate_first,snd_pcm_hw_params_set_rate_first@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_set_rate_last,snd_pcm_hw_params_set_rate_last@ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_get_rate, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_get_rate_min, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_get_rate_max, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_set_rate_near, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_set_rate_first, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_set_rate_last, "ALSA_0.9");
 
 int snd_pcm_hw_params_get_rate(const snd_pcm_hw_params_t *params, int *dir);
 unsigned int snd_pcm_hw_params_get_rate_min(const snd_pcm_hw_params_t *params, int *dir);
@@ -80,12 +88,12 @@ unsigned int snd_pcm_hw_params_set_rate_last(snd_pcm_t *pcm, snd_pcm_hw_params_t
 int snd_pcm_hw_params_set_rate_resample(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int val);
 int snd_pcm_hw_params_get_rate_resample(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int *val);
 
-asm(".symver snd_pcm_hw_params_get_period_time,snd_pcm_hw_params_get_period_time@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_get_period_time_min,snd_pcm_hw_params_get_period_time_min@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_get_period_time_max,snd_pcm_hw_params_get_period_time_max@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_set_period_time_near,snd_pcm_hw_params_set_period_time_near@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_set_period_time_first,snd_pcm_hw_params_set_period_time_first@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_set_period_time_last,snd_pcm_hw_params_set_period_time_last@ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_get_period_time, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_get_period_time_min, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_get_period_time_max, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_set_period_time_near, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_set_period_time_first, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_set_period_time_last, "ALSA_0.9");
 
 int snd_pcm_hw_params_get_period_time(const snd_pcm_hw_params_t *params, int *dir);
 unsigned int snd_pcm_hw_params_get_period_time_min(const snd_pcm_hw_params_t *params, int *dir);
@@ -99,12 +107,12 @@ unsigned int snd_pcm_hw_params_set_period_time_near(snd_pcm_t *pcm, snd_pcm_hw_p
 unsigned int snd_pcm_hw_params_set_period_time_first(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, int *dir);
 unsigned int snd_pcm_hw_params_set_period_time_last(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, int *dir);
 
-asm(".symver snd_pcm_hw_params_get_period_size,snd_pcm_hw_params_get_period_size@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_get_period_size_min,snd_pcm_hw_params_get_period_size_min@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_get_period_size_max,snd_pcm_hw_params_get_period_size_max@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_set_period_size_near,snd_pcm_hw_params_set_period_size_near@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_set_period_size_first,snd_pcm_hw_params_set_period_size_first@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_set_period_size_last,snd_pcm_hw_params_set_period_size_last@ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_get_period_size, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_get_period_size_min, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_get_period_size_max, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_set_period_size_near, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_set_period_size_first, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_set_period_size_last, "ALSA_0.9");
 
 snd_pcm_sframes_t snd_pcm_hw_params_get_period_size(const snd_pcm_hw_params_t *params, int *dir);
 snd_pcm_uframes_t snd_pcm_hw_params_get_period_size_min(const snd_pcm_hw_params_t *params, int *dir);
@@ -119,12 +127,12 @@ snd_pcm_uframes_t snd_pcm_hw_params_set_period_size_first(snd_pcm_t *pcm, snd_pc
 snd_pcm_uframes_t snd_pcm_hw_params_set_period_size_last(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, int *dir);
 int snd_pcm_hw_params_set_period_size_integer(snd_pcm_t *pcm, snd_pcm_hw_params_t *params);
 
-asm(".symver snd_pcm_hw_params_get_periods,snd_pcm_hw_params_get_periods@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_get_periods_min,snd_pcm_hw_params_get_periods_min@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_get_periods_max,snd_pcm_hw_params_get_periods_max@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_set_periods_near,snd_pcm_hw_params_set_periods_near@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_set_periods_first,snd_pcm_hw_params_set_periods_first@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_set_periods_last,snd_pcm_hw_params_set_periods_last@ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_get_periods, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_get_periods_min, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_get_periods_max, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_set_periods_near, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_set_periods_first, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_set_periods_last, "ALSA_0.9");
 
 int snd_pcm_hw_params_get_periods(const snd_pcm_hw_params_t *params, int *dir);
 unsigned int snd_pcm_hw_params_get_periods_min(const snd_pcm_hw_params_t *params, int *dir);
@@ -139,12 +147,12 @@ unsigned int snd_pcm_hw_params_set_periods_first(snd_pcm_t *pcm, snd_pcm_hw_para
 unsigned int snd_pcm_hw_params_set_periods_last(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, int *dir);
 int snd_pcm_hw_params_set_periods_integer(snd_pcm_t *pcm, snd_pcm_hw_params_t *params);
 
-asm(".symver snd_pcm_hw_params_get_buffer_time,snd_pcm_hw_params_get_buffer_time@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_get_buffer_time_min,snd_pcm_hw_params_get_buffer_time_min@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_get_buffer_time_max,snd_pcm_hw_params_get_buffer_time_max@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_set_buffer_time_near,snd_pcm_hw_params_set_buffer_time_near@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_set_buffer_time_first,snd_pcm_hw_params_set_buffer_time_first@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_set_buffer_time_last,snd_pcm_hw_params_set_buffer_time_last@ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_get_buffer_time, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_get_buffer_time_min, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_get_buffer_time_max, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_set_buffer_time_near, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_set_buffer_time_first, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_set_buffer_time_last, "ALSA_0.9");
 
 int snd_pcm_hw_params_get_buffer_time(const snd_pcm_hw_params_t *params, int *dir);
 unsigned int snd_pcm_hw_params_get_buffer_time_min(const snd_pcm_hw_params_t *params, int *dir);
@@ -158,12 +166,12 @@ unsigned int snd_pcm_hw_params_set_buffer_time_near(snd_pcm_t *pcm, snd_pcm_hw_p
 unsigned int snd_pcm_hw_params_set_buffer_time_first(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, int *dir);
 unsigned int snd_pcm_hw_params_set_buffer_time_last(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, int *dir);
 
-asm(".symver snd_pcm_hw_params_get_buffer_size,snd_pcm_hw_params_get_buffer_size@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_get_buffer_size_min,snd_pcm_hw_params_get_buffer_size_min@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_get_buffer_size_max,snd_pcm_hw_params_get_buffer_size_max@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_set_buffer_size_near,snd_pcm_hw_params_set_buffer_size_near@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_set_buffer_size_first,snd_pcm_hw_params_set_buffer_size_first@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_set_buffer_size_last,snd_pcm_hw_params_set_buffer_size_last@ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_get_buffer_size, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_get_buffer_size_min, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_get_buffer_size_max, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_set_buffer_size_near, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_set_buffer_size_first, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_set_buffer_size_last, "ALSA_0.9");
 
 snd_pcm_sframes_t snd_pcm_hw_params_get_buffer_size(const snd_pcm_hw_params_t *params);
 snd_pcm_uframes_t snd_pcm_hw_params_get_buffer_size_min(const snd_pcm_hw_params_t *params);
@@ -177,12 +185,12 @@ snd_pcm_uframes_t snd_pcm_hw_params_set_buffer_size_near(snd_pcm_t *pcm, snd_pcm
 snd_pcm_uframes_t snd_pcm_hw_params_set_buffer_size_first(snd_pcm_t *pcm, snd_pcm_hw_params_t *params);
 snd_pcm_uframes_t snd_pcm_hw_params_set_buffer_size_last(snd_pcm_t *pcm, snd_pcm_hw_params_t *params);
 
-asm(".symver snd_pcm_hw_params_get_tick_time,snd_pcm_hw_params_get_tick_time@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_get_tick_time_min,snd_pcm_hw_params_get_tick_time_min@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_get_tick_time_max,snd_pcm_hw_params_get_tick_time_max@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_set_tick_time_near,snd_pcm_hw_params_set_tick_time_near@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_set_tick_time_first,snd_pcm_hw_params_set_tick_time_first@ALSA_0.9");
-asm(".symver snd_pcm_hw_params_set_tick_time_last,snd_pcm_hw_params_set_tick_time_last@ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_get_tick_time, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_get_tick_time_min, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_get_tick_time_max, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_set_tick_time_near, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_set_tick_time_first, "ALSA_0.9");
+___symbol_version(snd_pcm_hw_params_set_tick_time_last, "ALSA_0.9");
 
 int snd_pcm_hw_params_get_tick_time(const snd_pcm_hw_params_t *params, int *dir);
 unsigned int snd_pcm_hw_params_get_tick_time_min(const snd_pcm_hw_params_t *params, int *dir);
@@ -201,14 +209,14 @@ unsigned int snd_pcm_hw_params_set_tick_time_last(snd_pcm_t *pcm, snd_pcm_hw_par
 
 #ifdef ALSA_PCM_OLD_SW_PARAMS_API
 
-asm(".symver snd_pcm_sw_params_get_tstamp_mode,snd_pcm_sw_params_get_tstamp_mode@ALSA_0.9");
-asm(".symver snd_pcm_sw_params_get_sleep_min,snd_pcm_sw_params_get_sleep_min@ALSA_0.9");
-asm(".symver snd_pcm_sw_params_get_avail_min,snd_pcm_sw_params_get_avail_min@ALSA_0.9");
-asm(".symver snd_pcm_sw_params_get_xfer_align,snd_pcm_sw_params_get_xfer_align@ALSA_0.9");
-asm(".symver snd_pcm_sw_params_get_start_threshold,snd_pcm_sw_params_get_start_threshold@ALSA_0.9");
-asm(".symver snd_pcm_sw_params_get_stop_threshold,snd_pcm_sw_params_get_stop_threshold@ALSA_0.9");
-asm(".symver snd_pcm_sw_params_get_silence_threshold,snd_pcm_sw_params_get_silence_threshold@ALSA_0.9");
-asm(".symver snd_pcm_sw_params_get_silence_size,snd_pcm_sw_params_get_silence_size@ALSA_0.9");
+___symbol_version(snd_pcm_sw_params_get_tstamp_mode, "ALSA_0.9");
+___symbol_version(snd_pcm_sw_params_get_sleep_min, "ALSA_0.9");
+___symbol_version(snd_pcm_sw_params_get_avail_min, "ALSA_0.9");
+___symbol_version(snd_pcm_sw_params_get_xfer_align, "ALSA_0.9");
+___symbol_version(snd_pcm_sw_params_get_start_threshold, "ALSA_0.9");
+___symbol_version(snd_pcm_sw_params_get_stop_threshold, "ALSA_0.9");
+___symbol_version(snd_pcm_sw_params_get_silence_threshold, "ALSA_0.9");
+___symbol_version(snd_pcm_sw_params_get_silence_size, "ALSA_0.9");
 
 int snd_pcm_sw_params_set_tstamp_mode(snd_pcm_t *pcm, snd_pcm_sw_params_t *params, snd_pcm_tstamp_t val);
 snd_pcm_tstamp_t snd_pcm_sw_params_get_tstamp_mode(const snd_pcm_sw_params_t *params);

include/pcm_plugin.h

@@ -133,6 +133,19 @@ int _snd_pcm_adpcm_open(snd_pcm_t **pcmp, const char *name,
 			snd_config_t *root, snd_config_t *conf,
 			snd_pcm_stream_t stream, int mode);
 
+/*
+ *  IEC958 subframe conversion plugin
+ */
+int snd_pcm_iec958_open(snd_pcm_t **pcmp, const char *name,
+			snd_pcm_format_t sformat, snd_pcm_t *slave,
+			int close_slave,
+			const unsigned char *status_bits,
+			const unsigned char *preamble_vals,
+			int hdmi_mode);
+int _snd_pcm_iec958_open(snd_pcm_t **pcmp, const char *name,
+			 snd_config_t *root, snd_config_t *conf,
+			 snd_pcm_stream_t stream, int mode);
+
 /*
  *  Route plugin for linear formats
  */

include/pcm_rate.h

@@ -31,6 +31,10 @@
 #ifndef __ALSA_PCM_RATE_H
 #define __ALSA_PCM_RATE_H
 
+#ifndef __ASOUNDLIB_LOCAL
+#include <alsa/asoundlib.h>
+#endif
+
 #ifdef __cplusplus
 extern "C" {
 #endif

include/rawmidi.h

@@ -25,6 +25,12 @@
  *
  */
 
+#if !defined(__ASOUNDLIB_H) && !defined(ALSA_LIBRARY_BUILD)
+/* don't use ALSA_LIBRARY_BUILD define in sources outside alsa-lib */
+#warning "use #include <alsa/asoundlib.h>, <alsa/rawmidi.h> should not be used directly"
+#include <alsa/asoundlib.h>
+#endif
+
 #ifndef __ALSA_RAWMIDI_H
 #define __ALSA_RAWMIDI_H
 
@@ -93,6 +99,10 @@ typedef enum _snd_rawmidi_read_mode {
 	SND_RAWMIDI_READ_TSTAMP = 1,
 } snd_rawmidi_read_mode_t;
 
+/** rawmidi info bit flags */
+#define SND_RAWMIDI_INFO_UMP			0x00000008	/**< rawmidi is UMP */
+#define SNDRV_RAWMIDI_INFO_STREAM_INACTIVE	0x00000010	/**< the selected substream is inactive */
+
 int snd_rawmidi_open(snd_rawmidi_t **in_rmidi, snd_rawmidi_t **out_rmidi,
 		     const char *name, int mode);
 int snd_rawmidi_open_lconf(snd_rawmidi_t **in_rmidi, snd_rawmidi_t **out_rmidi,
@@ -121,6 +131,7 @@ const char *snd_rawmidi_info_get_name(const snd_rawmidi_info_t *obj);
 const char *snd_rawmidi_info_get_subdevice_name(const snd_rawmidi_info_t *obj);
 unsigned int snd_rawmidi_info_get_subdevices_count(const snd_rawmidi_info_t *obj);
 unsigned int snd_rawmidi_info_get_subdevices_avail(const snd_rawmidi_info_t *obj);
+int snd_rawmidi_info_get_tied_device(const snd_rawmidi_info_t *obj);
 void snd_rawmidi_info_set_device(snd_rawmidi_info_t *obj, unsigned int val);
 void snd_rawmidi_info_set_subdevice(snd_rawmidi_info_t *obj, unsigned int val);
 void snd_rawmidi_info_set_stream(snd_rawmidi_info_t *obj, snd_rawmidi_stream_t val);

include/seq.h

@@ -26,6 +26,12 @@
  *
  */
 
+#if !defined(__ASOUNDLIB_H) && !defined(ALSA_LIBRARY_BUILD)
+/* don't use ALSA_LIBRARY_BUILD define in sources outside alsa-lib */
+#warning "use #include <alsa/asoundlib.h>, <alsa/seq.h> should not be used directly"
+#include <alsa/asoundlib.h>
+#endif
+
 #ifndef __ALSA_SEQ_H
 #define __ALSA_SEQ_H
 
@@ -130,6 +136,13 @@ typedef enum snd_seq_client_type {
 	SND_SEQ_KERNEL_CLIENT   = 2	/**< kernel client */
 } snd_seq_client_type_t;
                         
+/** client MIDI version */
+enum {
+	SND_SEQ_CLIENT_LEGACY_MIDI = 0,		/**< Legacy client */
+	SND_SEQ_CLIENT_UMP_MIDI_1_0 = 1,	/**< UMP MIDI 1.0 */
+	SND_SEQ_CLIENT_UMP_MIDI_2_0 = 2		/**< UMP MIDI 2.0 */
+};
+
 size_t snd_seq_client_info_sizeof(void);
 /** allocate a #snd_seq_client_info_t container on stack */
 #define snd_seq_client_info_alloca(ptr) \
@@ -149,11 +162,22 @@ const unsigned char *snd_seq_client_info_get_event_filter(const snd_seq_client_i
 int snd_seq_client_info_get_num_ports(const snd_seq_client_info_t *info);
 int snd_seq_client_info_get_event_lost(const snd_seq_client_info_t *info);
 
+int snd_seq_client_info_get_midi_version(const snd_seq_client_info_t *info);
+int snd_seq_client_info_get_ump_group_enabled(const snd_seq_client_info_t *info,
+					      int group);
+int snd_seq_client_info_get_ump_groupless_enabled(const snd_seq_client_info_t *info);
+int snd_seq_client_info_get_ump_conversion(const snd_seq_client_info_t *info);
 void snd_seq_client_info_set_client(snd_seq_client_info_t *info, int client);
 void snd_seq_client_info_set_name(snd_seq_client_info_t *info, const char *name);
 void snd_seq_client_info_set_broadcast_filter(snd_seq_client_info_t *info, int val);
 void snd_seq_client_info_set_error_bounce(snd_seq_client_info_t *info, int val);
 void snd_seq_client_info_set_event_filter(snd_seq_client_info_t *info, unsigned char *filter);
+void snd_seq_client_info_set_midi_version(snd_seq_client_info_t *info, int midi_version);
+void snd_seq_client_info_set_ump_group_enabled(snd_seq_client_info_t *info,
+					       int group, int enable);
+void snd_seq_client_info_set_ump_groupless_enabled(snd_seq_client_info_t *info,
+						   int enable);
+void snd_seq_client_info_set_ump_conversion(snd_seq_client_info_t *info, int enable);
 
 void snd_seq_client_info_event_filter_clear(snd_seq_client_info_t *info);
 void snd_seq_client_info_event_filter_add(snd_seq_client_info_t *info, int event_type);
@@ -165,6 +189,11 @@ int snd_seq_get_any_client_info(snd_seq_t *handle, int client, snd_seq_client_in
 int snd_seq_set_client_info(snd_seq_t *handle, snd_seq_client_info_t *info);
 int snd_seq_query_next_client(snd_seq_t *handle, snd_seq_client_info_t *info);
 
+int snd_seq_get_ump_endpoint_info(snd_seq_t *seq, int client, void *info);
+int snd_seq_get_ump_block_info(snd_seq_t *seq, int client, int blk, void *info);
+int snd_seq_set_ump_endpoint_info(snd_seq_t *seq, const void *info);
+int snd_seq_set_ump_block_info(snd_seq_t *seq, int blk, const void *info);
+
 /*
  */
 
@@ -222,6 +251,14 @@ typedef struct _snd_seq_port_info snd_seq_port_info_t;
 #define SND_SEQ_PORT_CAP_SUBS_READ	(1<<5)	/**< allow read subscription */
 #define SND_SEQ_PORT_CAP_SUBS_WRITE	(1<<6)	/**< allow write subscription */
 #define SND_SEQ_PORT_CAP_NO_EXPORT	(1<<7)	/**< routing not allowed */
+#define SND_SEQ_PORT_CAP_INACTIVE	(1<<8)	/**< inactive port */
+#define SND_SEQ_PORT_CAP_UMP_ENDPOINT	(1<<9)	/**< UMP Endpoint port */
+
+/** port direction */
+#define SND_SEQ_PORT_DIR_UNKNOWN	0	/**< Unknown */
+#define SND_SEQ_PORT_DIR_INPUT		1	/**< Input only; sink, receiver */
+#define SND_SEQ_PORT_DIR_OUTPUT		2	/**< Output only; source, transmitter */
+#define SND_SEQ_PORT_DIR_BIDIRECTION	3	/**< Input/output bidirectional */
 
 /* port type */
 /** Messages sent from/to this port have device-specific semantics. */
@@ -238,6 +275,8 @@ typedef struct _snd_seq_port_info snd_seq_port_info_t;
 #define SND_SEQ_PORT_TYPE_MIDI_MT32	(1<<5)
 /** This port is compatible with the General MIDI 2 specification. */
 #define SND_SEQ_PORT_TYPE_MIDI_GM2	(1<<6)
+/** This port is a UMP port. */
+#define SND_SEQ_PORT_TYPE_MIDI_UMP	(1<<7)
 /** This port understands SND_SEQ_EVENT_SAMPLE_xxx messages
     (these are not MIDI messages). */
 #define SND_SEQ_PORT_TYPE_SYNTH		(1<<10)
@@ -283,6 +322,9 @@ int snd_seq_port_info_get_port_specified(const snd_seq_port_info_t *info);
 int snd_seq_port_info_get_timestamping(const snd_seq_port_info_t *info);
 int snd_seq_port_info_get_timestamp_real(const snd_seq_port_info_t *info);
 int snd_seq_port_info_get_timestamp_queue(const snd_seq_port_info_t *info);
+int snd_seq_port_info_get_direction(const snd_seq_port_info_t *info);
+int snd_seq_port_info_get_ump_group(const snd_seq_port_info_t *info);
+int snd_seq_port_info_get_ump_is_midi1(const snd_seq_port_info_t *info);
 
 void snd_seq_port_info_set_client(snd_seq_port_info_t *info, int client);
 void snd_seq_port_info_set_port(snd_seq_port_info_t *info, int port);
@@ -297,6 +339,9 @@ void snd_seq_port_info_set_port_specified(snd_seq_port_info_t *info, int val);
 void snd_seq_port_info_set_timestamping(snd_seq_port_info_t *info, int enable);
 void snd_seq_port_info_set_timestamp_real(snd_seq_port_info_t *info, int realtime);
 void snd_seq_port_info_set_timestamp_queue(snd_seq_port_info_t *info, int queue);
+void snd_seq_port_info_set_direction(snd_seq_port_info_t *info, int direction);
+void snd_seq_port_info_set_ump_group(snd_seq_port_info_t *info, int ump_group);
+void snd_seq_port_info_set_ump_is_midi1(snd_seq_port_info_t *info, int is_midi1);
 
 int snd_seq_create_port(snd_seq_t *handle, snd_seq_port_info_t *info);
 int snd_seq_delete_port(snd_seq_t *handle, int port);
@@ -469,13 +514,16 @@ unsigned int snd_seq_queue_tempo_get_tempo(const snd_seq_queue_tempo_t *info);
 int snd_seq_queue_tempo_get_ppq(const snd_seq_queue_tempo_t *info);
 unsigned int snd_seq_queue_tempo_get_skew(const snd_seq_queue_tempo_t *info);
 unsigned int snd_seq_queue_tempo_get_skew_base(const snd_seq_queue_tempo_t *info);
+unsigned int snd_seq_queue_tempo_get_tempo_base(const snd_seq_queue_tempo_t *info);
 void snd_seq_queue_tempo_set_tempo(snd_seq_queue_tempo_t *info, unsigned int tempo);
 void snd_seq_queue_tempo_set_ppq(snd_seq_queue_tempo_t *info, int ppq);
 void snd_seq_queue_tempo_set_skew(snd_seq_queue_tempo_t *info, unsigned int skew);
 void snd_seq_queue_tempo_set_skew_base(snd_seq_queue_tempo_t *info, unsigned int base);
+void snd_seq_queue_tempo_set_tempo_base(snd_seq_queue_tempo_t *info, unsigned int tempo_base);
 
 int snd_seq_get_queue_tempo(snd_seq_t *handle, int q, snd_seq_queue_tempo_t *tempo);
 int snd_seq_set_queue_tempo(snd_seq_t *handle, int q, snd_seq_queue_tempo_t *tempo);
+int snd_seq_has_queue_tempo_base(snd_seq_t *handle);
 
 /*
  */
@@ -572,6 +620,12 @@ void snd_seq_remove_events_set_tag(snd_seq_remove_events_t *info, int tag);
 
 int snd_seq_remove_events(snd_seq_t *handle, snd_seq_remove_events_t *info);
 
+int snd_seq_ump_event_output(snd_seq_t *seq, snd_seq_ump_event_t *ev);
+int snd_seq_ump_event_output_buffer(snd_seq_t *seq, snd_seq_ump_event_t *ev);
+int snd_seq_ump_extract_output(snd_seq_t *seq, snd_seq_ump_event_t **ev_res);
+int snd_seq_ump_event_output_direct(snd_seq_t *seq, snd_seq_ump_event_t *ev);
+int snd_seq_ump_event_input(snd_seq_t *seq, snd_seq_ump_event_t **ev);
+
 /** \} */
 
 /**
@@ -729,6 +783,10 @@ extern const unsigned int snd_seq_event_types[];
 #define snd_seq_ev_is_direct(ev) \
 	((ev)->queue == SND_SEQ_QUEUE_DIRECT)
 
+/** UMP events */
+#define snd_seq_ev_is_ump(ev) \
+	((ev)->flags & SND_SEQ_EVENT_UMP)
+
 /** \} */
 
 #ifdef __cplusplus

include/seq_event.h

@@ -25,6 +25,12 @@
  *
  */
 
+#if !defined(__ASOUNDLIB_H) && !defined(ALSA_LIBRARY_BUILD)
+/* don't use ALSA_LIBRARY_BUILD define in sources outside alsa-lib */
+#warning "use #include <alsa/asoundlib.h>, <alsa/seq_event.h> should not be used directly"
+#include <alsa/asoundlib.h>
+#endif
+
 #ifndef __ALSA_SEQ_EVENT_H
 #define __ALSA_SEQ_EVENT_H
 
@@ -133,6 +139,11 @@ enum snd_seq_event_type {
 	/** Ports disconnected; event data type = #snd_seq_connect_t */
 	SND_SEQ_EVENT_PORT_UNSUBSCRIBED,
 
+	/** UMP Endpoint info has changed; event data type = #snd_seq_ev_ump_notify_t */
+	SND_SEQ_EVENT_UMP_EP_CHANGE,
+	/** UMP Block info has changed; event data type = #snd_seq_ev_ump_notify_t */
+	SND_SEQ_EVENT_UMP_BLOCK_CHANGE,
+
 	/** user-defined event; event data type = any (fixed size) */
 	SND_SEQ_EVENT_USR0 = 90,
 	/** user-defined event; event data type = any (fixed size) */
@@ -225,6 +236,7 @@ typedef union snd_seq_timestamp {
 #define SND_SEQ_PRIORITY_HIGH		(1<<4)	/**< event should be processed before others */
 #define SND_SEQ_PRIORITY_MASK		(1<<4)	/**< mask for priority bits */
 
+#define SND_SEQ_EVENT_UMP		(1<<5)	/**< UMP packet event */
 
 /** Note event */
 typedef struct snd_seq_ev_note {
@@ -291,6 +303,26 @@ typedef struct snd_seq_ev_queue_control {
 	} param;				/**< data value union */
 } snd_seq_ev_queue_control_t;
 
+/** UMP info change notify */
+typedef struct snd_seq_ev_ump_notify {
+	unsigned char client;	/**< Client number */
+	unsigned char block;	/**< Block number (optional) */
+} snd_seq_ev_ump_notify_t;
+
+/** Sequencer event data */
+typedef union snd_seq_event_data {
+	snd_seq_ev_note_t note;		/**< note information */
+	snd_seq_ev_ctrl_t control;	/**< MIDI control information */
+	snd_seq_ev_raw8_t raw8;		/**< raw8 data */
+	snd_seq_ev_raw32_t raw32;	/**< raw32 data */
+	snd_seq_ev_ext_t ext;		/**< external data */
+	snd_seq_ev_queue_control_t queue; /**< queue control */
+	snd_seq_timestamp_t time;	/**< timestamp */
+	snd_seq_addr_t addr;		/**< address */
+	snd_seq_connect_t connect;	/**< connect information */
+	snd_seq_result_t result;	/**< operation result code */
+	snd_seq_ev_ump_notify_t ump_notify; /**< UMP info change notification */
+} snd_seq_event_data_t;
 
 /** Sequencer event */
 typedef struct snd_seq_event {
@@ -304,20 +336,24 @@ typedef struct snd_seq_event {
 	snd_seq_addr_t source;		/**< source address */
 	snd_seq_addr_t dest;		/**< destination address */
 
-	union {
-		snd_seq_ev_note_t note;		/**< note information */
-		snd_seq_ev_ctrl_t control;	/**< MIDI control information */
-		snd_seq_ev_raw8_t raw8;		/**< raw8 data */
-		snd_seq_ev_raw32_t raw32;	/**< raw32 data */
-		snd_seq_ev_ext_t ext;		/**< external data */
-		snd_seq_ev_queue_control_t queue; /**< queue control */
-		snd_seq_timestamp_t time;	/**< timestamp */
-		snd_seq_addr_t addr;		/**< address */
-		snd_seq_connect_t connect;	/**< connect information */
-		snd_seq_result_t result;	/**< operation result code */
-	} data;				/**< event data... */
+	snd_seq_event_data_t data;	/**< event data... */
 } snd_seq_event_t;
 
+/** UMP sequencer event; compatible with legacy sequencer event */
+typedef struct snd_seq_ump_event {
+	snd_seq_event_type_t type;	/**< event type */
+	unsigned char flags;		/**< event flags */
+	unsigned char tag;		/**< tag */
+	unsigned char queue;		/**< schedule queue */
+	snd_seq_timestamp_t time;	/**< schedule time */
+	snd_seq_addr_t source;		/**< source address */
+	snd_seq_addr_t dest;		/**< destination address */
+
+	union {
+		snd_seq_event_data_t data;	/**< (shared) legacy data */
+		unsigned int ump[4];		/**< UMP data bytes */
+	};
+} snd_seq_ump_event_t;
 
 /** \} */
 

include/seq_midi_event.h

@@ -25,6 +25,12 @@
  *
  */
 
+#if !defined(__ASOUNDLIB_H) && !defined(ALSA_LIBRARY_BUILD)
+/* don't use ALSA_LIBRARY_BUILD define in sources outside alsa-lib */
+#warning "use #include <alsa/asoundlib.h>, <alsa/seq_midi_event.h> should not be used directly"
+#include <alsa/asoundlib.h>
+#endif
+
 #ifndef __ALSA_SEQ_MIDI_EVENT_H
 #define __ALSA_SEQ_MIDI_EVENT_H
 

include/seqmid.h

@@ -25,6 +25,12 @@
  *
  */
 
+#if !defined(__ASOUNDLIB_H) && !defined(ALSA_LIBRARY_BUILD)
+/* don't use ALSA_LIBRARY_BUILD define in sources outside alsa-lib */
+#warning "use #include <alsa/asoundlib.h>, <alsa/seqmid.h> should not be used directly"
+#include <alsa/asoundlib.h>
+#endif
+
 #ifndef __ALSA_SEQMID_H
 #define __ALSA_SEQMID_H
 
@@ -45,8 +51,21 @@ extern "C" {
  * 
  * This macro clears the given event record pointer to the default status.
  */
-#define snd_seq_ev_clear(ev) \
-	memset(ev, 0, sizeof(snd_seq_event_t))
+static inline void snd_seq_ev_clear(snd_seq_event_t *ev)
+{
+	memset(ev, 0, sizeof(*ev));
+}
+
+/**
+ * \brief initialize event record for UMP
+ * \param ev event record pointer
+ *
+ * This macro clears the given UMP event record pointer to the default status.
+ */
+static inline void snd_seq_ump_ev_clear(snd_seq_ump_event_t *ev)
+{
+	memset(ev, 0, sizeof(*ev));
+}
 
 /**
  * \brief set the tag for given event
@@ -284,6 +303,31 @@ extern "C" {
 	 (ev)->data.queue.queue = (q),\
 	 (ev)->data.queue.param.time.tick = (ttime))
 
+/**
+ * \brief set the event UMP flag
+ * \param ev event record
+ */
+static inline void snd_seq_ev_set_ump(snd_seq_ump_event_t *ev)
+{
+	ev->flags |= SND_SEQ_EVENT_UMP;
+	ev->type = 0; /* unused for UMP */
+}
+
+/**
+ * \brief set the event UMP flag and fill UMP raw bytes
+ * \param ev event record
+ * \param data UMP packet data
+ * \param bytes UMP packet size in bytes
+ */
+static inline int snd_seq_ev_set_ump_data(snd_seq_ump_event_t *ev, void *data, size_t bytes)
+{
+	if (bytes > 16)
+		return -EINVAL;
+	snd_seq_ev_set_ump(ev);
+	memcpy(ev->ump, data, bytes);
+	return 0;
+}
+
 /* set and send a queue control event */
 int snd_seq_control_queue(snd_seq_t *seq, int q, int type, int value, snd_seq_event_t *ev);
 
@@ -343,6 +387,8 @@ int snd_seq_disconnect_to(snd_seq_t *seq, int my_port, int dest_client, int dest
  */
 int snd_seq_set_client_name(snd_seq_t *seq, const char *name);
 int snd_seq_set_client_event_filter(snd_seq_t *seq, int event_type);
+int snd_seq_set_client_midi_version(snd_seq_t *seq, int midi_version);
+int snd_seq_set_client_ump_conversion(snd_seq_t *seq, int enable);
 int snd_seq_set_client_pool_output(snd_seq_t *seq, size_t size);
 int snd_seq_set_client_pool_output_room(snd_seq_t *seq, size_t size);
 int snd_seq_set_client_pool_input(snd_seq_t *seq, size_t size);
@@ -480,6 +526,13 @@ int snd_seq_reset_pool_input(snd_seq_t *seq);
 	((ev)->type = SND_SEQ_EVENT_SYSEX,\
 	 snd_seq_ev_set_variable(ev, datalen, dataptr))
 
+/* Helper API functions for UMP endpoint and block creations */
+int snd_seq_create_ump_endpoint(snd_seq_t *seq,
+				const snd_ump_endpoint_info_t *info,
+				unsigned int num_groups);
+int snd_seq_create_ump_block(snd_seq_t *seq, int blkid,
+			     const snd_ump_block_info_t *info);
+
 /** \} */
 
 #ifdef __cplusplus

include/sound/uapi/asequencer.h

@@ -3,22 +3,6 @@
  *  Main header file for the ALSA sequencer
  *  Copyright (c) 1998-1999 by Frank van de Pol <fvdpol@coil.demon.nl>
  *            (c) 1998-1999 by Jaroslav Kysela <perex@perex.cz>
- *
- *
- *   This program is free software; you can redistribute it and/or modify
- *   it under the terms of the GNU General Public License as published by
- *   the Free Software Foundation; either version 2 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *   GNU General Public License for more details.
- *
- *   You should have received a copy of the GNU General Public License
- *   along with this program; if not, write to the Free Software
- *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
- *
  */
 #ifndef __SOUND_ASEQUENCER_H
 #define __SOUND_ASEQUENCER_H
@@ -26,7 +10,7 @@
 #include <sound/asound.h>
 
 /** version of the sequencer */
-#define SNDRV_SEQ_VERSION SNDRV_PROTOCOL_VERSION(1, 0, 2)
+#define SNDRV_SEQ_VERSION SNDRV_PROTOCOL_VERSION(1, 0, 5)
 
 /**
  * definition of sequencer event types
@@ -108,6 +92,9 @@
 #define SNDRV_SEQ_EVENT_PORT_SUBSCRIBED	66	/* ports connected */
 #define SNDRV_SEQ_EVENT_PORT_UNSUBSCRIBED 67	/* ports disconnected */
 
+#define SNDRV_SEQ_EVENT_UMP_EP_CHANGE	68	/* UMP EP info has changed */
+#define SNDRV_SEQ_EVENT_UMP_BLOCK_CHANGE 69	/* UMP block info has changed */
+
 /* 70-89:  synthesizer events - obsoleted */
 
 /** user-defined events with fixed length
@@ -190,6 +177,7 @@ struct snd_seq_connect {
 #define SNDRV_SEQ_PRIORITY_HIGH		(1<<4)	/* event should be processed before others */
 #define SNDRV_SEQ_PRIORITY_MASK		(1<<4)
 
+#define SNDRV_SEQ_EVENT_UMP		(1<<5)	/* event holds a UMP packet */
 
 	/* note event */
 struct snd_seq_ev_note {
@@ -268,6 +256,26 @@ struct snd_seq_ev_quote {
 	struct snd_seq_event *event;		/* quoted event */
 } __attribute__((packed));
 
+	/* UMP info change notify */
+struct snd_seq_ev_ump_notify {
+	unsigned char client;	/* Client number */
+	unsigned char block;	/* Block number (optional) */
+};
+
+union snd_seq_event_data { /* event data... */
+	struct snd_seq_ev_note note;
+	struct snd_seq_ev_ctrl control;
+	struct snd_seq_ev_raw8 raw8;
+	struct snd_seq_ev_raw32 raw32;
+	struct snd_seq_ev_ext ext;
+	struct snd_seq_ev_queue_control queue;
+	union snd_seq_timestamp time;
+	struct snd_seq_addr addr;
+	struct snd_seq_connect connect;
+	struct snd_seq_result result;
+	struct snd_seq_ev_quote quote;
+	struct snd_seq_ev_ump_notify ump_notify;
+};
 
 	/* sequencer event */
 struct snd_seq_event {
@@ -278,25 +286,27 @@ struct snd_seq_event {
 	unsigned char queue;		/* schedule queue */
 	union snd_seq_timestamp time;	/* schedule time */
 
-
 	struct snd_seq_addr source;	/* source address */
 	struct snd_seq_addr dest;	/* destination address */
 
-	union {				/* event data... */
-		struct snd_seq_ev_note note;
-		struct snd_seq_ev_ctrl control;
-		struct snd_seq_ev_raw8 raw8;
-		struct snd_seq_ev_raw32 raw32;
-		struct snd_seq_ev_ext ext;
-		struct snd_seq_ev_queue_control queue;
-		union snd_seq_timestamp time;
-		struct snd_seq_addr addr;
-		struct snd_seq_connect connect;
-		struct snd_seq_result result;
-		struct snd_seq_ev_quote quote;
-	} data;
+	union snd_seq_event_data data;
 };
 
+	/* (compatible) event for UMP-capable clients */
+struct snd_seq_ump_event {
+	snd_seq_event_type_t type;	/* event type */
+	unsigned char flags;		/* event flags */
+	char tag;
+	unsigned char queue;		/* schedule queue */
+	union snd_seq_timestamp time;	/* schedule time */
+	struct snd_seq_addr source;	/* source address */
+	struct snd_seq_addr dest;	/* destination address */
+
+	union {
+		union snd_seq_event_data data;
+		unsigned int ump[4];
+	};
+};
 
 /*
  * bounce event - stored as variable size data
@@ -344,10 +354,11 @@ typedef int __bitwise snd_seq_client_type_t;
 #define	KERNEL_CLIENT	((snd_seq_client_type_t) 2)
                         
 	/* event filter flags */
-#define SNDRV_SEQ_FILTER_BROADCAST	(1<<0)	/* accept broadcast messages */
-#define SNDRV_SEQ_FILTER_MULTICAST	(1<<1)	/* accept multicast messages */
-#define SNDRV_SEQ_FILTER_BOUNCE		(1<<2)	/* accept bounce event in error */
-#define SNDRV_SEQ_FILTER_USE_EVENT	(1<<31)	/* use event filter */
+#define SNDRV_SEQ_FILTER_BROADCAST	(1U<<0)	/* accept broadcast messages */
+#define SNDRV_SEQ_FILTER_MULTICAST	(1U<<1)	/* accept multicast messages */
+#define SNDRV_SEQ_FILTER_BOUNCE		(1U<<2)	/* accept bounce event in error */
+#define SNDRV_SEQ_FILTER_NO_CONVERT	(1U<<30) /* don't convert UMP events */
+#define SNDRV_SEQ_FILTER_USE_EVENT	(1U<<31)	/* use event filter */
 
 struct snd_seq_client_info {
 	int client;			/* client number to inquire */
@@ -360,9 +371,18 @@ struct snd_seq_client_info {
 	int event_lost;			/* number of lost events */
 	int card;			/* RO: card number[kernel] */
 	int pid;			/* RO: pid[user] */
-	char reserved[56];		/* for future use */
+	unsigned int midi_version;	/* MIDI version */
+	unsigned int group_filter;	/* UMP group filter bitmap
+					 * (bit 0 = groupless messages,
+					 *  bit 1-16 = messages for groups 1-16)
+					 */
+	char reserved[48];		/* for future use */
 };
 
+/* MIDI version numbers in client info */
+#define SNDRV_SEQ_CLIENT_LEGACY_MIDI		0	/* Legacy client */
+#define SNDRV_SEQ_CLIENT_UMP_MIDI_1_0		1	/* UMP MIDI 1.0 */
+#define SNDRV_SEQ_CLIENT_UMP_MIDI_2_0		2	/* UMP MIDI 2.0 */
 
 /* client pool size */
 struct snd_seq_client_pool {
@@ -422,6 +442,8 @@ struct snd_seq_remove_events {
 #define SNDRV_SEQ_PORT_CAP_SUBS_READ	(1<<5)	/* allow read subscription */
 #define SNDRV_SEQ_PORT_CAP_SUBS_WRITE	(1<<6)	/* allow write subscription */
 #define SNDRV_SEQ_PORT_CAP_NO_EXPORT	(1<<7)	/* routing not allowed */
+#define SNDRV_SEQ_PORT_CAP_INACTIVE	(1<<8)	/* inactive port */
+#define SNDRV_SEQ_PORT_CAP_UMP_ENDPOINT	(1<<9)	/* MIDI 2.0 UMP Endpoint port */
 
 	/* port type */
 #define SNDRV_SEQ_PORT_TYPE_SPECIFIC	(1<<0)	/* hardware specific */
@@ -431,6 +453,7 @@ struct snd_seq_remove_events {
 #define SNDRV_SEQ_PORT_TYPE_MIDI_XG	(1<<4)	/* XG compatible device */
 #define SNDRV_SEQ_PORT_TYPE_MIDI_MT32	(1<<5)	/* MT-32 compatible device */
 #define SNDRV_SEQ_PORT_TYPE_MIDI_GM2	(1<<6)	/* General MIDI 2 compatible device */
+#define SNDRV_SEQ_PORT_TYPE_MIDI_UMP	(1<<7)	/* UMP */
 
 /* other standards...*/
 #define SNDRV_SEQ_PORT_TYPE_SYNTH	(1<<10)	/* Synth device (no MIDI compatible - direct wavetable) */
@@ -448,6 +471,14 @@ struct snd_seq_remove_events {
 #define SNDRV_SEQ_PORT_FLG_TIMESTAMP	(1<<1)
 #define SNDRV_SEQ_PORT_FLG_TIME_REAL	(1<<2)
 
+#define SNDRV_SEQ_PORT_FLG_IS_MIDI1	(1<<3)	/* Keep MIDI 1.0 protocol */
+
+/* port direction */
+#define SNDRV_SEQ_PORT_DIR_UNKNOWN	0
+#define SNDRV_SEQ_PORT_DIR_INPUT	1
+#define SNDRV_SEQ_PORT_DIR_OUTPUT	2
+#define SNDRV_SEQ_PORT_DIR_BIDIRECTION	3
+
 struct snd_seq_port_info {
 	struct snd_seq_addr addr;	/* client/port numbers */
 	char name[64];			/* port name */
@@ -464,7 +495,9 @@ struct snd_seq_port_info {
 	void *kernel;			/* reserved for kernel use (must be NULL) */
 	unsigned int flags;		/* misc. conditioning */
 	unsigned char time_queue;	/* queue # for timestamping */
-	char reserved[59];		/* for future use */
+	unsigned char direction;	/* port usage direction (r/w/bidir) */
+	unsigned char ump_group;	/* 0 = UMP EP (no conversion), 1-16 = UMP group number */
+	char reserved[57];		/* for future use */
 };
 
 
@@ -502,11 +535,12 @@ struct snd_seq_queue_status {
 /* queue tempo */
 struct snd_seq_queue_tempo {
 	int queue;			/* sequencer queue */
-	unsigned int tempo;		/* current tempo, us/tick */
+	unsigned int tempo;		/* current tempo, us/tick (or different time-base below) */
 	int ppq;			/* time resolution, ticks/quarter */
 	unsigned int skew_value;	/* queue skew */
 	unsigned int skew_base;		/* queue skew base */
-	char reserved[24];		/* for the future */
+	unsigned short tempo_base;	/* tempo base in nsec unit; either 10 or 1000 */
+	char reserved[22];		/* for the future */
 };
 
 
@@ -568,6 +602,18 @@ struct snd_seq_query_subs {
 	char reserved[64];	/* for future use */
 };
 
+/*
+ * UMP-specific information
+ */
+/* type of UMP info query */
+#define SNDRV_SEQ_CLIENT_UMP_INFO_ENDPOINT	0
+#define SNDRV_SEQ_CLIENT_UMP_INFO_BLOCK		1
+
+struct snd_seq_client_ump_info {
+	int client;			/* client number to inquire/set */
+	int type;			/* type to inquire/set */
+	unsigned char info[512];	/* info (either UMP ep or block info) */
+} __attribute__((packed));
 
 /*
  *  IOCTL commands
@@ -577,9 +623,12 @@ struct snd_seq_query_subs {
 #define SNDRV_SEQ_IOCTL_CLIENT_ID	_IOR ('S', 0x01, int)
 #define SNDRV_SEQ_IOCTL_SYSTEM_INFO	_IOWR('S', 0x02, struct snd_seq_system_info)
 #define SNDRV_SEQ_IOCTL_RUNNING_MODE	_IOWR('S', 0x03, struct snd_seq_running_info)
+#define SNDRV_SEQ_IOCTL_USER_PVERSION	_IOW('S', 0x04, int)
 
 #define SNDRV_SEQ_IOCTL_GET_CLIENT_INFO	_IOWR('S', 0x10, struct snd_seq_client_info)
 #define SNDRV_SEQ_IOCTL_SET_CLIENT_INFO	_IOW ('S', 0x11, struct snd_seq_client_info)
+#define SNDRV_SEQ_IOCTL_GET_CLIENT_UMP_INFO	_IOWR('S', 0x12, struct snd_seq_client_ump_info)
+#define SNDRV_SEQ_IOCTL_SET_CLIENT_UMP_INFO	_IOWR('S', 0x13, struct snd_seq_client_ump_info)
 
 #define SNDRV_SEQ_IOCTL_CREATE_PORT	_IOWR('S', 0x20, struct snd_seq_port_info)
 #define SNDRV_SEQ_IOCTL_DELETE_PORT	_IOW ('S', 0x21, struct snd_seq_port_info)

include/sound/uapi/asound.h

@@ -3,22 +3,6 @@
  *  Advanced Linux Sound Architecture - ALSA - Driver
  *  Copyright (c) 1994-2003 by Jaroslav Kysela <perex@perex.cz>,
  *                             Abramo Bagnara <abramo@alsa-project.org>
- *
- *
- *   This program is free software; you can redistribute it and/or modify
- *   it under the terms of the GNU General Public License as published by
- *   the Free Software Foundation; either version 2 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *   GNU General Public License for more details.
- *
- *   You should have received a copy of the GNU General Public License
- *   along with this program; if not, write to the Free Software
- *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
- *
  */
 
 #ifndef __SOUND_ASOUND_H
@@ -28,7 +12,7 @@
 #include <linux/types.h>
 #include <asm/byteorder.h>
 #else
-#include <sys/endian.h>
+#include <endian.h>
 #include <sys/ioctl.h>
 #endif
 
@@ -54,8 +38,10 @@
  *                                                                          *
  ****************************************************************************/
 
+#define AES_IEC958_STATUS_SIZE		24
+
 struct snd_aes_iec958 {
-	unsigned char status[24];	/* AES/IEC958 channel status bits */
+	unsigned char status[AES_IEC958_STATUS_SIZE]; /* AES/IEC958 channel status bits */
 	unsigned char subcode[147];	/* AES/IEC958 subcode bits */
 	unsigned char pad;		/* nothing */
 	unsigned char dig_subframe[4];	/* AES/IEC958 subframe bits */
@@ -154,7 +140,7 @@ struct snd_hwdep_dsp_image {
  *                                                                           *
  *****************************************************************************/
 
-#define SNDRV_PCM_VERSION		SNDRV_PROTOCOL_VERSION(2, 0, 15)
+#define SNDRV_PCM_VERSION		SNDRV_PROTOCOL_VERSION(2, 0, 18)
 
 typedef unsigned long snd_pcm_uframes_t;
 typedef signed long snd_pcm_sframes_t;
@@ -200,6 +186,11 @@ typedef int __bitwise snd_pcm_format_t;
 #define	SNDRV_PCM_FORMAT_S24_BE	((snd_pcm_format_t) 7) /* low three bytes */
 #define	SNDRV_PCM_FORMAT_U24_LE	((snd_pcm_format_t) 8) /* low three bytes */
 #define	SNDRV_PCM_FORMAT_U24_BE	((snd_pcm_format_t) 9) /* low three bytes */
+/*
+ * For S32/U32 formats, 'msbits' hardware parameter is often used to deliver information about the
+ * available bit count in most significant bit. It's for the case of so-called 'left-justified' or
+ * `right-padding` sample which has less width than 32 bit.
+ */
 #define	SNDRV_PCM_FORMAT_S32_LE	((snd_pcm_format_t) 10)
 #define	SNDRV_PCM_FORMAT_S32_BE	((snd_pcm_format_t) 11)
 #define	SNDRV_PCM_FORMAT_U32_LE	((snd_pcm_format_t) 12)
@@ -274,13 +265,17 @@ typedef int __bitwise snd_pcm_format_t;
 
 typedef int __bitwise snd_pcm_subformat_t;
 #define	SNDRV_PCM_SUBFORMAT_STD		((snd_pcm_subformat_t) 0)
-#define	SNDRV_PCM_SUBFORMAT_LAST	SNDRV_PCM_SUBFORMAT_STD
+#define	SNDRV_PCM_SUBFORMAT_MSBITS_MAX	((snd_pcm_subformat_t) 1)
+#define	SNDRV_PCM_SUBFORMAT_MSBITS_20	((snd_pcm_subformat_t) 2)
+#define	SNDRV_PCM_SUBFORMAT_MSBITS_24	((snd_pcm_subformat_t) 3)
+#define	SNDRV_PCM_SUBFORMAT_LAST	SNDRV_PCM_SUBFORMAT_MSBITS_24
 
 #define SNDRV_PCM_INFO_MMAP		0x00000001	/* hardware supports mmap */
 #define SNDRV_PCM_INFO_MMAP_VALID	0x00000002	/* period data are valid during transfer */
 #define SNDRV_PCM_INFO_DOUBLE		0x00000004	/* Double buffering needed for PCM start/stop */
 #define SNDRV_PCM_INFO_BATCH		0x00000010	/* double buffering */
 #define SNDRV_PCM_INFO_SYNC_APPLPTR	0x00000020	/* need the explicit sync of appl_ptr update */
+#define SNDRV_PCM_INFO_PERFECT_DRAIN	0x00000040	/* silencing at the end of stream is not required */
 #define SNDRV_PCM_INFO_INTERLEAVED	0x00000100	/* channels are interleaved */
 #define SNDRV_PCM_INFO_NONINTERLEAVED	0x00000200	/* channels are not interleaved */
 #define SNDRV_PCM_INFO_COMPLEX		0x00000400	/* complex frame organization (mmap only) */
@@ -297,7 +292,8 @@ typedef int __bitwise snd_pcm_subformat_t;
 #define SNDRV_PCM_INFO_HAS_LINK_ABSOLUTE_ATIME     0x02000000  /* report absolute hardware link audio time, not reset on startup */
 #define SNDRV_PCM_INFO_HAS_LINK_ESTIMATED_ATIME    0x04000000  /* report estimated link audio time */
 #define SNDRV_PCM_INFO_HAS_LINK_SYNCHRONIZED_ATIME 0x08000000  /* report synchronized audio/system time */
-
+#define SNDRV_PCM_INFO_EXPLICIT_SYNC	0x10000000	/* needs explicit sync of pointers and data */
+#define SNDRV_PCM_INFO_NO_REWINDS	0x20000000	/* hardware can only support monotonic changes of appl_ptr */
 #define SNDRV_PCM_INFO_DRAIN_TRIGGER	0x40000000		/* internal kernel flag - trigger in drain */
 #define SNDRV_PCM_INFO_FIFO_IN_FRAMES	0x80000000	/* internal kernel flag - FIFO size is in frames */
 
@@ -336,7 +332,7 @@ union snd_pcm_sync_id {
 	unsigned char id[16];
 	unsigned short id16[8];
 	unsigned int id32[4];
-};
+} __attribute__((deprecated));
 
 struct snd_pcm_info {
 	unsigned int device;		/* RO/WR (control): device number */
@@ -350,7 +346,7 @@ struct snd_pcm_info {
 	int dev_subclass;		/* SNDRV_PCM_SUBCLASS_* */
 	unsigned int subdevices_count;
 	unsigned int subdevices_avail;
-	union snd_pcm_sync_id sync;	/* hardware synchronization ID */
+	unsigned char pad1[16];		/* was: hardware synchronization ID */
 	unsigned char reserved[64];	/* reserved for future... */
 };
 
@@ -389,6 +385,9 @@ typedef int snd_pcm_hw_param_t;
 #define SNDRV_PCM_HW_PARAMS_NORESAMPLE	(1<<0)	/* avoid rate resampling */
 #define SNDRV_PCM_HW_PARAMS_EXPORT_BUFFER	(1<<1)	/* export buffer */
 #define SNDRV_PCM_HW_PARAMS_NO_PERIOD_WAKEUP	(1<<2)	/* disable period wakeups */
+#define SNDRV_PCM_HW_PARAMS_NO_DRAIN_SILENCE	(1<<3)	/* suppress drain with the filling
+							 * of the silence samples
+							 */
 
 struct snd_interval {
 	unsigned int min, max;
@@ -415,11 +414,12 @@ struct snd_pcm_hw_params {
 	unsigned int rmask;		/* W: requested masks */
 	unsigned int cmask;		/* R: changed masks */
 	unsigned int info;		/* R: Info flags for returned setup */
-	unsigned int msbits;		/* R: used most significant bits */
+	unsigned int msbits;		/* R: used most significant bits (in sample bit-width) */
 	unsigned int rate_num;		/* R: rate numerator */
 	unsigned int rate_den;		/* R: rate denominator */
 	snd_pcm_uframes_t fifo_size;	/* R: chip FIFO size in frames */
-	unsigned char reserved[64];	/* reserved for future */
+	unsigned char sync[16];         /* R: synchronization ID (perfect sync - one clock source) */
+	unsigned char reserved[48];	/* reserved for future */
 };
 
 enum {
@@ -435,9 +435,14 @@ struct snd_pcm_sw_params {
 	snd_pcm_uframes_t avail_min;		/* min avail frames for wakeup */
 	snd_pcm_uframes_t xfer_align;		/* obsolete: xfer size need to be a multiple */
 	snd_pcm_uframes_t start_threshold;	/* min hw_avail frames for automatic start */
-	snd_pcm_uframes_t stop_threshold;	/* min avail frames for automatic stop */
-	snd_pcm_uframes_t silence_threshold;	/* min distance from noise for silence filling */
-	snd_pcm_uframes_t silence_size;		/* silence block size */
+	/*
+	 * The following two thresholds alleviate playback buffer underruns; when
+	 * hw_avail drops below the threshold, the respective action is triggered:
+	 */
+	snd_pcm_uframes_t stop_threshold;	/* - stop playback */
+	snd_pcm_uframes_t silence_threshold;	/* - pre-fill buffer with silence */
+	snd_pcm_uframes_t silence_size;		/* max size of silence pre-fill; when >= boundary,
+						 * fill played area with silence immediately */
 	snd_pcm_uframes_t boundary;		/* pointers wrap point */
 	unsigned int proto;			/* protocol version */
 	unsigned int tstamp_type;		/* timestamp type (req. proto >= 2.0.12) */
@@ -570,7 +575,8 @@ struct __snd_pcm_mmap_status64 {
 struct __snd_pcm_mmap_control64 {
 	__pad_before_uframe __pad1;
 	snd_pcm_uframes_t appl_ptr;	 /* RW: appl ptr (0...boundary-1) */
-	__pad_before_uframe __pad2;
+	__pad_before_uframe __pad2;	 // This should be __pad_after_uframe, but binary
+					 // backwards compatibility constraints prevent a fix.
 
 	__pad_before_uframe __pad3;
 	snd_pcm_uframes_t  avail_min;	 /* RW: min available frames for wakeup */
@@ -702,7 +708,7 @@ enum {
  *  Raw MIDI section - /dev/snd/midi??
  */
 
-#define SNDRV_RAWMIDI_VERSION		SNDRV_PROTOCOL_VERSION(2, 0, 2)
+#define SNDRV_RAWMIDI_VERSION		SNDRV_PROTOCOL_VERSION(2, 0, 5)
 
 enum {
 	SNDRV_RAWMIDI_STREAM_OUTPUT = 0,
@@ -713,6 +719,10 @@ enum {
 #define SNDRV_RAWMIDI_INFO_OUTPUT		0x00000001
 #define SNDRV_RAWMIDI_INFO_INPUT		0x00000002
 #define SNDRV_RAWMIDI_INFO_DUPLEX		0x00000004
+#define SNDRV_RAWMIDI_INFO_UMP			0x00000008
+#define SNDRV_RAWMIDI_INFO_STREAM_INACTIVE	0x00000010
+
+#define SNDRV_RAWMIDI_DEVICE_UNKNOWN		0
 
 struct snd_rawmidi_info {
 	unsigned int device;		/* RO/WR (control): device number */
@@ -725,7 +735,8 @@ struct snd_rawmidi_info {
 	unsigned char subname[32];	/* name of active or selected subdevice */
 	unsigned int subdevices_count;
 	unsigned int subdevices_avail;
-	unsigned char reserved[64];	/* reserved for future use */
+	int tied_device;		/* R: tied rawmidi device (UMP/legacy) */
+	unsigned char reserved[60];	/* reserved for future use */
 };
 
 #define SNDRV_RAWMIDI_MODE_FRAMING_MASK		(7<<0)
@@ -751,7 +762,7 @@ struct snd_rawmidi_framing_tstamp {
 	__u32 tv_nsec;		/* nanoseconds */
 	__u64 tv_sec;		/* seconds */
 	__u8 data[SNDRV_RAWMIDI_FRAMING_DATA_LENGTH];
-} __packed;
+} __attribute__((packed));
 
 struct snd_rawmidi_params {
 	int stream;
@@ -771,6 +782,72 @@ struct snd_rawmidi_status {
 	unsigned char reserved[16];	/* reserved for future use */
 };
 
+/* UMP EP info flags */
+#define SNDRV_UMP_EP_INFO_STATIC_BLOCKS		0x01
+
+/* UMP EP Protocol / JRTS capability bits */
+#define SNDRV_UMP_EP_INFO_PROTO_MIDI_MASK	0x0300
+#define SNDRV_UMP_EP_INFO_PROTO_MIDI1		0x0100 /* MIDI 1.0 */
+#define SNDRV_UMP_EP_INFO_PROTO_MIDI2		0x0200 /* MIDI 2.0 */
+#define SNDRV_UMP_EP_INFO_PROTO_JRTS_MASK	0x0003
+#define SNDRV_UMP_EP_INFO_PROTO_JRTS_TX		0x0001 /* JRTS Transmit */
+#define SNDRV_UMP_EP_INFO_PROTO_JRTS_RX		0x0002 /* JRTS Receive */
+
+/* UMP Endpoint information */
+struct snd_ump_endpoint_info {
+	int card;			/* card number */
+	int device;			/* device number */
+	unsigned int flags;		/* additional info */
+	unsigned int protocol_caps;	/* protocol capabilities */
+	unsigned int protocol;		/* current protocol */
+	unsigned int num_blocks;	/* # of function blocks */
+	unsigned short version;		/* UMP major/minor version */
+	unsigned short family_id;	/* MIDI device family ID */
+	unsigned short model_id;	/* MIDI family model ID */
+	unsigned int manufacturer_id;	/* MIDI manufacturer ID */
+	unsigned char sw_revision[4];	/* software revision */
+	unsigned short padding;
+	unsigned char name[128];	/* endpoint name string */
+	unsigned char product_id[128];	/* unique product id string */
+	unsigned char reserved[32];
+} __attribute__((packed));
+
+/* UMP direction */
+#define SNDRV_UMP_DIR_INPUT		0x01
+#define SNDRV_UMP_DIR_OUTPUT		0x02
+#define SNDRV_UMP_DIR_BIDIRECTION	0x03
+
+/* UMP block info flags */
+#define SNDRV_UMP_BLOCK_IS_MIDI1	(1U << 0) /* MIDI 1.0 port w/o restrict */
+#define SNDRV_UMP_BLOCK_IS_LOWSPEED	(1U << 1) /* 31.25Kbps B/W MIDI1 port */
+
+/* UMP block user-interface hint */
+#define SNDRV_UMP_BLOCK_UI_HINT_UNKNOWN		0x00
+#define SNDRV_UMP_BLOCK_UI_HINT_RECEIVER	0x01
+#define SNDRV_UMP_BLOCK_UI_HINT_SENDER		0x02
+#define SNDRV_UMP_BLOCK_UI_HINT_BOTH		0x03
+
+/* UMP groups and blocks */
+#define SNDRV_UMP_MAX_GROUPS		16
+#define SNDRV_UMP_MAX_BLOCKS		32
+
+/* UMP Block information */
+struct snd_ump_block_info {
+	int card;			/* card number */
+	int device;			/* device number */
+	unsigned char block_id;		/* block ID (R/W) */
+	unsigned char direction;	/* UMP direction */
+	unsigned char active;		/* Activeness */
+	unsigned char first_group;	/* first group ID */
+	unsigned char num_groups;	/* number of groups */
+	unsigned char midi_ci_version;	/* MIDI-CI support version */
+	unsigned char sysex8_streams;	/* max number of sysex8 streams */
+	unsigned char ui_hint;		/* user interface hint */
+	unsigned int flags;		/* various info flags */
+	unsigned char name[128];	/* block name string */
+	unsigned char reserved[32];
+} __attribute__((packed));
+
 #define SNDRV_RAWMIDI_IOCTL_PVERSION	_IOR('W', 0x00, int)
 #define SNDRV_RAWMIDI_IOCTL_INFO	_IOR('W', 0x01, struct snd_rawmidi_info)
 #define SNDRV_RAWMIDI_IOCTL_USER_PVERSION _IOW('W', 0x02, int)
@@ -778,12 +855,15 @@ struct snd_rawmidi_status {
 #define SNDRV_RAWMIDI_IOCTL_STATUS	_IOWR('W', 0x20, struct snd_rawmidi_status)
 #define SNDRV_RAWMIDI_IOCTL_DROP	_IOW('W', 0x30, int)
 #define SNDRV_RAWMIDI_IOCTL_DRAIN	_IOW('W', 0x31, int)
+/* Additional ioctls for UMP rawmidi devices */
+#define SNDRV_UMP_IOCTL_ENDPOINT_INFO	_IOR('W', 0x40, struct snd_ump_endpoint_info)
+#define SNDRV_UMP_IOCTL_BLOCK_INFO	_IOR('W', 0x41, struct snd_ump_block_info)
 
 /*
  *  Timer section - /dev/snd/timer
  */
 
-#define SNDRV_TIMER_VERSION		SNDRV_PROTOCOL_VERSION(2, 0, 7)
+#define SNDRV_TIMER_VERSION		SNDRV_PROTOCOL_VERSION(2, 0, 8)
 
 enum {
 	SNDRV_TIMER_CLASS_NONE = -1,
@@ -808,6 +888,7 @@ enum {
 #define SNDRV_TIMER_GLOBAL_RTC		1	/* unused */
 #define SNDRV_TIMER_GLOBAL_HPET		2
 #define SNDRV_TIMER_GLOBAL_HRTIMER	3
+#define SNDRV_TIMER_GLOBAL_UDRIVEN	4
 
 /* info flags */
 #define SNDRV_TIMER_FLG_SLAVE		(1<<0)	/* cannot be controlled */
@@ -886,6 +967,18 @@ struct snd_timer_status {
 	unsigned char reserved[64];	/* reserved */
 };
 
+/*
+ * This structure describes the userspace-driven timer. Such timers are purely virtual,
+ * and can only be triggered from software (for instance, by userspace application).
+ */
+struct snd_timer_uinfo {
+	/* To pretend being a normal timer, we need to know the resolution in ns. */
+	__u64 resolution;
+	int fd;
+	unsigned int id;
+	unsigned char reserved[16];
+};
+
 #define SNDRV_TIMER_IOCTL_PVERSION	_IOR('T', 0x00, int)
 #define SNDRV_TIMER_IOCTL_NEXT_DEVICE	_IOWR('T', 0x01, struct snd_timer_id)
 #define SNDRV_TIMER_IOCTL_TREAD_OLD	_IOW('T', 0x02, int)
@@ -902,6 +995,8 @@ struct snd_timer_status {
 #define SNDRV_TIMER_IOCTL_CONTINUE	_IO('T', 0xa2)
 #define SNDRV_TIMER_IOCTL_PAUSE		_IO('T', 0xa3)
 #define SNDRV_TIMER_IOCTL_TREAD64	_IOW('T', 0xa4, int)
+#define SNDRV_TIMER_IOCTL_CREATE	_IOWR('T', 0xa5, struct snd_timer_uinfo)
+#define SNDRV_TIMER_IOCTL_TRIGGER	_IO('T', 0xa6)
 
 #if __BITS_PER_LONG == 64
 #define SNDRV_TIMER_IOCTL_TREAD SNDRV_TIMER_IOCTL_TREAD_OLD
@@ -949,7 +1044,7 @@ struct snd_timer_tread {
  *                                                                          *
  ****************************************************************************/
 
-#define SNDRV_CTL_VERSION		SNDRV_PROTOCOL_VERSION(2, 0, 8)
+#define SNDRV_CTL_VERSION		SNDRV_PROTOCOL_VERSION(2, 0, 9)
 
 struct snd_ctl_card_info {
 	int card;			/* card number */
@@ -987,7 +1082,7 @@ typedef int __bitwise snd_ctl_elem_iface_t;
 #define SNDRV_CTL_ELEM_ACCESS_WRITE		(1<<1)
 #define SNDRV_CTL_ELEM_ACCESS_READWRITE		(SNDRV_CTL_ELEM_ACCESS_READ|SNDRV_CTL_ELEM_ACCESS_WRITE)
 #define SNDRV_CTL_ELEM_ACCESS_VOLATILE		(1<<2)	/* control value may be changed without a notification */
-// (1 << 3) is unused.
+/* (1 << 3) is unused. */
 #define SNDRV_CTL_ELEM_ACCESS_TLV_READ		(1<<4)	/* TLV read is possible */
 #define SNDRV_CTL_ELEM_ACCESS_TLV_WRITE		(1<<5)	/* TLV write is possible */
 #define SNDRV_CTL_ELEM_ACCESS_TLV_READWRITE	(SNDRV_CTL_ELEM_ACCESS_TLV_READ|SNDRV_CTL_ELEM_ACCESS_TLV_WRITE)
@@ -1084,7 +1179,7 @@ struct snd_ctl_elem_value {
 struct snd_ctl_tlv {
 	unsigned int numid;	/* control element numeric identification */
 	unsigned int length;	/* in bytes aligned to 4 */
-	unsigned int tlv[0];	/* first TLV */
+	unsigned int tlv[];	/* first TLV */
 };
 
 #define SNDRV_CTL_IOCTL_PVERSION	_IOR('U', 0x00, int)
@@ -1110,6 +1205,9 @@ struct snd_ctl_tlv {
 #define SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE _IOWR('U', 0x40, int)
 #define SNDRV_CTL_IOCTL_RAWMIDI_INFO	_IOWR('U', 0x41, struct snd_rawmidi_info)
 #define SNDRV_CTL_IOCTL_RAWMIDI_PREFER_SUBDEVICE _IOW('U', 0x42, int)
+#define SNDRV_CTL_IOCTL_UMP_NEXT_DEVICE	_IOWR('U', 0x43, int)
+#define SNDRV_CTL_IOCTL_UMP_ENDPOINT_INFO _IOWR('U', 0x44, struct snd_ump_endpoint_info)
+#define SNDRV_CTL_IOCTL_UMP_BLOCK_INFO	_IOWR('U', 0x45, struct snd_ump_block_info)
 #define SNDRV_CTL_IOCTL_POWER		_IOWR('U', 0xd0, int)
 #define SNDRV_CTL_IOCTL_POWER_STATE	_IOR('U', 0xd1, int)
 

include/timer.h

@@ -25,6 +25,12 @@
  *
  */
 
+#if !defined(__ASOUNDLIB_H) && !defined(ALSA_LIBRARY_BUILD)
+/* don't use ALSA_LIBRARY_BUILD define in sources outside alsa-lib */
+#warning "use #include <alsa/asoundlib.h>, <alsa/timer.h> should not be used directly"
+#include <alsa/asoundlib.h>
+#endif
+
 #ifndef __ALSA_TIMER_H
 #define __ALSA_TIMER_H
 

include/topology.h

@@ -219,7 +219,7 @@ extern "C" {
  *
  * <pre>
  * SectionData."data element name" {
- *	index "1"	#Index number
+ *	index "1"	# Index number
  *	tuples [
  *		"id of the 1st vendor tuples section"
  *		"id of the 2nd vendor tuples section"
@@ -254,8 +254,6 @@ extern "C" {
  * And data of these sections will be merged in the same order as they are
  * in the list, as the element's private data for kernel.
  *
- * </pre>
- *
  *  <h6>Vendor Tokens</h6>
  * A vendor token list is defined as a new section. Each token element is
  * a pair of string ID and integer value. And both the ID and value are
@@ -419,7 +417,7 @@ extern "C" {
  *		Values [
  *			"value1"
  *			"value2"
-			"value3"
+ *			"value3"
  *		]
  * }
  * </pre>
@@ -504,7 +502,7 @@ extern "C" {
  *	no_pm "true"			# No PM control bit.
  *	reg "20"			# PM bit register offset
  *	shift "0"			# PM bit register shift
- *	invert "1			# PM bit is inverted
+ *	invert "1"			# PM bit is inverted
  *	subseq "8"			# subsequence number
  *
  *	event_type "1"			# DAPM widget event type
@@ -639,7 +637,7 @@ extern "C" {
  *		...
  *	]
  *
- *	default_hw_conf_id "1"		#default HW config ID for init
+ *	default_hw_conf_id "1"		# default HW config ID for init
  *
  *	# Optional boolean flags
  *	symmetric_rates			"true"
@@ -842,7 +840,7 @@ struct snd_tplg_tlv_dbscale_template {
 	int mute;			/*!< is min dB value mute ? */
 };
 
-/** \struct snd_tplg_channel_template
+/** \struct snd_tplg_channel_elem
  * \brief Template type for single channel mapping.
  */
 struct snd_tplg_channel_elem {
@@ -1023,26 +1021,26 @@ struct snd_tplg_pcm_template {
  * hardware config, i.e. hardware audio formats.
  */
 struct snd_tplg_hw_config_template {
-	int id;                         /* unique ID - - used to match */
-	unsigned int fmt;               /* SND_SOC_DAI_FORMAT_ format value */
-	unsigned char clock_gated;      /* SND_SOC_TPLG_DAI_CLK_GATE_ value */
-	unsigned char  invert_bclk;     /* 1 for inverted BCLK, 0 for normal */
-	unsigned char  invert_fsync;    /* 1 for inverted frame clock, 0 for normal */
-	unsigned char  bclk_provider;   /* SND_SOC_TPLG_BCLK_ value */
-	unsigned char  fsync_provider;  /* SND_SOC_TPLG_FSYNC_ value */
-	unsigned char  mclk_direction;  /* SND_SOC_TPLG_MCLK_ value */
-	unsigned short reserved;        /* for 32bit alignment */
-	unsigned int mclk_rate;	        /* MCLK or SYSCLK freqency in Hz */
-	unsigned int bclk_rate;	        /* BCLK freqency in Hz */
-	unsigned int fsync_rate;        /* frame clock in Hz */
-	unsigned int tdm_slots;         /* number of TDM slots in use */
-	unsigned int tdm_slot_width;    /* width in bits for each slot */
-	unsigned int tx_slots;          /* bit mask for active Tx slots */
-	unsigned int rx_slots;          /* bit mask for active Rx slots */
-	unsigned int tx_channels;       /* number of Tx channels */
-	unsigned int *tx_chanmap;       /* array of slot number */
-	unsigned int rx_channels;       /* number of Rx channels */
-	unsigned int *rx_chanmap;       /* array of slot number */
+	int id;                         /*!< unique ID - - used to match */
+	unsigned int fmt;               /*!< SND_SOC_DAI_FORMAT_ format value */
+	unsigned char clock_gated;      /*!< SND_SOC_TPLG_DAI_CLK_GATE_ value */
+	unsigned char  invert_bclk;     /*!< 1 for inverted BCLK, 0 for normal */
+	unsigned char  invert_fsync;    /*!< 1 for inverted frame clock, 0 for normal */
+	unsigned char  bclk_provider;   /*!< SND_SOC_TPLG_BCLK_ value */
+	unsigned char  fsync_provider;  /*!< SND_SOC_TPLG_FSYNC_ value */
+	unsigned char  mclk_direction;  /*!< SND_SOC_TPLG_MCLK_ value */
+	unsigned short reserved;        /*!< for 32bit alignment */
+	unsigned int mclk_rate;	        /*!< MCLK or SYSCLK freqency in Hz */
+	unsigned int bclk_rate;	        /*!< BCLK freqency in Hz */
+	unsigned int fsync_rate;        /*!< frame clock in Hz */
+	unsigned int tdm_slots;         /*!< number of TDM slots in use */
+	unsigned int tdm_slot_width;    /*!< width in bits for each slot */
+	unsigned int tx_slots;          /*!< bit mask for active Tx slots */
+	unsigned int rx_slots;          /*!< bit mask for active Rx slots */
+	unsigned int tx_channels;       /*!< number of Tx channels */
+	unsigned int *tx_chanmap;       /*!< array of slot number */
+	unsigned int rx_channels;       /*!< number of Rx channels */
+	unsigned int *rx_chanmap;       /*!< array of slot number */
 };
 
 /** \struct snd_tplg_dai_template
@@ -1073,15 +1071,15 @@ struct snd_tplg_link_template {
 	struct snd_tplg_stream_template *stream;       /*!< supported configs */
 
 	struct snd_tplg_hw_config_template *hw_config; /*!< supported HW configs */
-	int num_hw_configs;		/* number of hw configs */
-	int default_hw_config_id;       /* default hw config ID for init */
+	int num_hw_configs;		/*!< number of hw configs */
+	int default_hw_config_id;       /*!< default hw config ID for init */
 
-	unsigned int flag_mask;         /* bitmask of flags to configure */
-	unsigned int flags;             /* SND_SOC_TPLG_LNK_FLGBIT_* flag value */
+	unsigned int flag_mask;         /*!< bitmask of flags to configure */
+	unsigned int flags;             /*!< SND_SOC_TPLG_LNK_FLGBIT_* flag value */
 	struct snd_soc_tplg_private *priv; /*!< private data */
 };
 
-/** \struct snd_tplg_obj_template
+/** \struct snd_tplg_obj_template_t
  * \brief Generic Template Object
  */
 typedef struct snd_tplg_obj_template {
@@ -1154,7 +1152,13 @@ int snd_tplg_set_version(snd_tplg_t *tplg, unsigned int version);
  * \brief Save the topology to the text configuration string.
  * \param tplg Topology instance.
  * \param dst A pointer to string with result (malloc).
+ * \param flags save mode
  * \return Zero on success, otherwise a negative error code
+ *
+ * Valid flags are
+ *    - SND_TPLG_SAVE_SORT
+ *    - SND_TPLG_SAVE_GROUPS
+ *    - SND_TPLG_SAVE_NOCHECK
  */
 int snd_tplg_save(snd_tplg_t *tplg, char **dst, int flags);
 
@@ -1163,11 +1167,12 @@ int snd_tplg_save(snd_tplg_t *tplg, char **dst, int flags);
  * \param tplg Topology instance.
  * \param bin Binary topology input buffer.
  * \param size Binary topology input buffer size.
+ * \param dflags - not used, must be set to 0.
  * \return Zero on success, otherwise a negative error code
  */
 int snd_tplg_decode(snd_tplg_t *tplg, void *bin, size_t size, int dflags);
 
-/* \} */
+/** \} */
 
 #ifdef __cplusplus
 }

include/type_compat.h

@@ -26,7 +26,7 @@
 #define EBADFD EBADF
 #endif
 #ifndef ESTRPIPE
-#define ESTRPIPE EPIPE
+#define ESTRPIPE ESPIPE
 #endif
 
 #ifndef __u16

include/ump.h

@@ -0,0 +1,189 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
+/**
+ * \file include/ump.h
+ * \brief API library for ALSA rawmidi/UMP interface
+ *
+ * API library for ALSA rawmidi/UMP interface
+ */
+
+#if !defined(__ASOUNDLIB_H) && !defined(ALSA_LIBRARY_BUILD)
+/* don't use ALSA_LIBRARY_BUILD define in sources outside alsa-lib */
+#warning "use #include <alsa/asoundlib.h>, <alsa/ump.h> should not be used directly"
+#include <alsa/asoundlib.h>
+#endif
+
+#ifndef __ALSA_UMP_H
+#define __ALSA_UMP_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ *  \defgroup RawMidi RawMidi Interface
+ *  The RawMidi Interface. See \ref rawmidi page for more details.
+ *  \{
+ */
+
+/** UMP (Endpoint) RawMIDI device */
+typedef struct _snd_ump snd_ump_t;
+/** UMP Endpoint information container */
+typedef struct snd_ump_endpoint_info snd_ump_endpoint_info_t;
+/** UMP Block information container */
+typedef struct snd_ump_block_info snd_ump_block_info_t;
+
+int snd_ump_open(snd_ump_t **inputp, snd_ump_t **outputp, const char *name, int mode);
+int snd_ump_close(snd_ump_t *ump);
+snd_rawmidi_t *snd_ump_rawmidi(snd_ump_t *ump);
+const char *snd_ump_name(snd_ump_t *ump);
+int snd_ump_poll_descriptors_count(snd_ump_t *ump);
+int snd_ump_poll_descriptors(snd_ump_t *ump, struct pollfd *pfds, unsigned int space);
+int snd_ump_poll_descriptors_revents(snd_ump_t *ump, struct pollfd *pfds, unsigned int nfds, unsigned short *revents);
+int snd_ump_nonblock(snd_ump_t *ump, int nonblock);
+int snd_ump_rawmidi_info(snd_ump_t *ump, snd_rawmidi_info_t *info);
+int snd_ump_rawmidi_params(snd_ump_t *ump, snd_rawmidi_params_t *params);
+int snd_ump_rawmidi_params_current(snd_ump_t *ump, snd_rawmidi_params_t *params);
+int snd_ump_rawmidi_status(snd_ump_t *ump, snd_rawmidi_status_t *status);
+int snd_ump_drop(snd_ump_t *ump);
+int snd_ump_drain(snd_ump_t *ump);
+ssize_t snd_ump_write(snd_ump_t *ump, const void *buffer, size_t size);
+ssize_t snd_ump_read(snd_ump_t *ump, void *buffer, size_t size);
+ssize_t snd_ump_tread(snd_ump_t *ump, struct timespec *tstamp, void *buffer, size_t size);
+
+/** Max number of UMP Groups */
+#define SND_UMP_MAX_GROUPS		16
+/** Max number of UMP Blocks */
+#define SND_UMP_MAX_BLOCKS		32
+
+/** UMP direction */
+enum _snd_ump_direction {
+	/** Input only */
+	SND_UMP_DIR_INPUT =		0x01,
+	/** Output only */
+	SND_UMP_DIR_OUTPUT =		0x02,
+	/** Bidirectional */
+	SND_UMP_DIR_BIDIRECTION	=	0x03,
+};
+
+/** UMP EP holds only static blocks */
+#define SND_UMP_EP_INFO_STATIC_BLOCKS		0x01
+
+/** Bitmask for UMP EP MIDI protocols */
+#define SND_UMP_EP_INFO_PROTO_MIDI_MASK		0x0300
+/** Bit flag for MIDI 1.0 protocol */
+#define SND_UMP_EP_INFO_PROTO_MIDI1		0x0100
+/** Bit flag for MIDI 2.0 protocol */
+#define SND_UMP_EP_INFO_PROTO_MIDI2		0x0200
+/** Bitmask for UMP Jitter-reduction timestamp */
+#define SND_UMP_EP_INFO_PROTO_JRTS_MASK		0x0003
+/** Bit flag for JRTS in Transmit */
+#define SND_UMP_EP_INFO_PROTO_JRTS_TX		0x0001
+/** Bit flag for JRTS in Receive */
+#define SND_UMP_EP_INFO_PROTO_JRTS_RX		0x0002
+
+/** Default version passed to UMP Endpoint info */
+#define SND_UMP_EP_INFO_DEFAULT_VERSION		0x0101
+
+size_t snd_ump_endpoint_info_sizeof(void);
+/** \hideinitializer
+ * \brief allocate an invalid #snd_ump_endpoint_info_t using standard alloca
+ * \param ptr returned pointer
+ */
+#define snd_ump_endpoint_info_alloca(ptr) __snd_alloca(ptr, snd_ump_endpoint_info)
+int snd_ump_endpoint_info_malloc(snd_ump_endpoint_info_t **info);
+void snd_ump_endpoint_info_free(snd_ump_endpoint_info_t *info);
+void snd_ump_endpoint_info_clear(snd_ump_endpoint_info_t *info);
+void snd_ump_endpoint_info_copy(snd_ump_endpoint_info_t *dst, const snd_ump_endpoint_info_t *src);
+int snd_ump_endpoint_info_get_card(const snd_ump_endpoint_info_t *info);
+int snd_ump_endpoint_info_get_device(const snd_ump_endpoint_info_t *info);
+unsigned int snd_ump_endpoint_info_get_flags(const snd_ump_endpoint_info_t *info);
+unsigned int snd_ump_endpoint_info_get_protocol_caps(const snd_ump_endpoint_info_t *info);
+unsigned int snd_ump_endpoint_info_get_protocol(const snd_ump_endpoint_info_t *info);
+unsigned int snd_ump_endpoint_info_get_num_blocks(const snd_ump_endpoint_info_t *info);
+unsigned int snd_ump_endpoint_info_get_version(const snd_ump_endpoint_info_t *info);
+unsigned int snd_ump_endpoint_info_get_manufacturer_id(const snd_ump_endpoint_info_t *info);
+unsigned int snd_ump_endpoint_info_get_family_id(const snd_ump_endpoint_info_t *info);
+unsigned int snd_ump_endpoint_info_get_model_id(const snd_ump_endpoint_info_t *info);
+const unsigned char *snd_ump_endpoint_info_get_sw_revision(const snd_ump_endpoint_info_t *info);
+const char *snd_ump_endpoint_info_get_name(const snd_ump_endpoint_info_t *info);
+const char *snd_ump_endpoint_info_get_product_id(const snd_ump_endpoint_info_t *info);
+int snd_ump_endpoint_info(snd_ump_t *ump, snd_ump_endpoint_info_t *info);
+
+void snd_ump_endpoint_info_set_card(snd_ump_endpoint_info_t *info, unsigned int card);
+void snd_ump_endpoint_info_set_device(snd_ump_endpoint_info_t *info, unsigned int device);
+void snd_ump_endpoint_info_set_flags(snd_ump_endpoint_info_t *info, unsigned int flags);
+void snd_ump_endpoint_info_set_protocol_caps(snd_ump_endpoint_info_t *info, unsigned int caps);
+void snd_ump_endpoint_info_set_protocol(snd_ump_endpoint_info_t *info, unsigned int protocols);
+void snd_ump_endpoint_info_set_num_blocks(snd_ump_endpoint_info_t *info, unsigned int num_blocks);
+void snd_ump_endpoint_info_set_version(snd_ump_endpoint_info_t *info, unsigned int version);
+void snd_ump_endpoint_info_set_manufacturer_id(snd_ump_endpoint_info_t *info, unsigned int id);
+void snd_ump_endpoint_info_set_family_id(snd_ump_endpoint_info_t *info, unsigned int id);
+void snd_ump_endpoint_info_set_model_id(snd_ump_endpoint_info_t *info, unsigned int id);
+void snd_ump_endpoint_info_set_sw_revision(snd_ump_endpoint_info_t *info, const unsigned char *id);
+void snd_ump_endpoint_info_set_name(snd_ump_endpoint_info_t *info, const char *name);
+void snd_ump_endpoint_info_set_product_id(snd_ump_endpoint_info_t *info, const char *id);
+
+/** Bit flag for MIDI 1.0 port w/o restrict in UMP Block info flags */
+#define SND_UMP_BLOCK_IS_MIDI1		(1U << 0)
+/** Bit flag for 31.25Kbps B/W MIDI1 port in UMP Block info flags */
+#define SND_UMP_BLOCK_IS_LOWSPEED	(1U << 1)
+
+/** UMP block user-interface hint */
+enum _snd_ump_block_ui_hint {
+	/** Unknown or undeclared */
+	SND_UMP_BLOCK_UI_HINT_UNKNOWN	=	0x00,
+	/** Primarily a receiver or a destination for MIDI messages */
+	SND_UMP_BLOCK_UI_HINT_RECEIVER =	0x01,
+	/** Primarily a sender or a source of MIDI messages */
+	SND_UMP_BLOCK_UI_HINT_SENDER =		0x02,
+	/** Both a sender and receiver of MIDI messages */
+	SND_UMP_BLOCK_UI_HINT_BOTH =		0x03,
+};
+
+/** Default MIDI CI version passed to UMP Block info */
+#define SND_UMP_BLOCK_INFO_DEFAULT_MIDI_CI_VERSION	0x01
+
+size_t snd_ump_block_info_sizeof(void);
+/** \hideinitializer
+ * \brief allocate an invalid #snd_ump_block_info_t using standard alloca
+ * \param ptr returned pointer
+ */
+#define snd_ump_block_info_alloca(ptr) __snd_alloca(ptr, snd_ump_block_info)
+int snd_ump_block_info_malloc(snd_ump_block_info_t **info);
+void snd_ump_block_info_free(snd_ump_block_info_t *info);
+void snd_ump_block_info_clear(snd_ump_block_info_t *info);
+void snd_ump_block_info_copy(snd_ump_block_info_t *dst, const snd_ump_block_info_t *src);
+int snd_ump_block_info_get_card(const snd_ump_block_info_t *info);
+int snd_ump_block_info_get_device(const snd_ump_block_info_t *info);
+unsigned int snd_ump_block_info_get_block_id(const snd_ump_block_info_t *info);
+unsigned int snd_ump_block_info_get_active(const snd_ump_block_info_t *info);
+unsigned int snd_ump_block_info_get_flags(const snd_ump_block_info_t *info);
+unsigned int snd_ump_block_info_get_direction(const snd_ump_block_info_t *info);
+unsigned int snd_ump_block_info_get_first_group(const snd_ump_block_info_t *info);
+unsigned int snd_ump_block_info_get_num_groups(const snd_ump_block_info_t *info);
+unsigned int snd_ump_block_info_get_midi_ci_version(const snd_ump_block_info_t *info);
+unsigned int snd_ump_block_info_get_sysex8_streams(const snd_ump_block_info_t *info);
+unsigned int snd_ump_block_info_get_ui_hint(const snd_ump_block_info_t *info);
+const char *snd_ump_block_info_get_name(const snd_ump_block_info_t *info);
+int snd_ump_block_info(snd_ump_t *ump, snd_ump_block_info_t *info);
+
+void snd_ump_block_info_set_card(snd_ump_block_info_t *info, unsigned int card);
+void snd_ump_block_info_set_device(snd_ump_block_info_t *info, unsigned int device);
+void snd_ump_block_info_set_block_id(snd_ump_block_info_t *info, unsigned int id);
+void snd_ump_block_info_set_active(snd_ump_block_info_t *info, unsigned int active);
+void snd_ump_block_info_set_flags(snd_ump_block_info_t *info, unsigned int flags);
+void snd_ump_block_info_set_direction(snd_ump_block_info_t *info, unsigned int direction);
+void snd_ump_block_info_set_first_group(snd_ump_block_info_t *info, unsigned int first_group);
+void snd_ump_block_info_set_num_groups(snd_ump_block_info_t *info, unsigned int num_groups);
+void snd_ump_block_info_set_midi_ci_version(snd_ump_block_info_t *info, unsigned int version);
+void snd_ump_block_info_set_sysex8_streams(snd_ump_block_info_t *info, unsigned int streams);
+void snd_ump_block_info_set_ui_hint(snd_ump_block_info_t *info, unsigned int hint);
+void snd_ump_block_info_set_name(snd_ump_block_info_t *info, const char *name);
+
+/** \} */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __ALSA_UMP_H */

include/use-case.h

@@ -139,7 +139,7 @@ extern "C" {
 #define SND_USE_CASE_DEV_BLUETOOTH	"Bluetooth"	/**< Bluetooth Device */
 #define SND_USE_CASE_DEV_EARPIECE	"Earpiece"	/**< Earpiece Device */
 #define SND_USE_CASE_DEV_SPDIF		"SPDIF"		/**< SPDIF Device */
-#define SND_USE_CASE_DEV_HDMI		"HDMI"		/**< HDMI Device */
+#define SND_USE_CASE_DEV_HDMI		"HDMI"		/**< HDMI / DisplayPort Device */
 #define SND_USE_CASE_DEV_USB		"USB"		/**< USB Device (multifunctional) */
 #define SND_USE_CASE_DEV_DIRECT		"Direct"	/**< Direct Device (no channel remapping), (e.g. ProAudio usage) */
 /* add new devices to end of list */
@@ -325,10 +325,10 @@ int snd_use_case_get_list(snd_use_case_mgr_t *uc_mgr,
  *      - playback control device name
  *   - PlaybackVolume
  *      - playback control volume identifier string
- *	- can be parsed using snd_use_case_parse_ctl_elem_id()
+ *      - can be parsed using #snd_use_case_parse_ctl_elem_id()
  *   - PlaybackSwitch
  *      - playback control switch identifier string
- *	- can be parsed using snd_use_case_parse_ctl_elem_id()
+ *	    - can be parsed using #snd_use_case_parse_ctl_elem_id()
  *   - PlaybackPriority
  *      - priority value (1-10000), higher value means higher priority
  *   - CaptureRate
@@ -345,20 +345,20 @@ int snd_use_case_get_list(snd_use_case_mgr_t *uc_mgr,
  *      - capture control device name
  *   - CaptureVolume
  *      - capture control volume identifier string
- *	- can be parsed using snd_use_case_parse_ctl_elem_id()
+ *	    - can be parsed using #snd_use_case_parse_ctl_elem_id()
  *   - CaptureSwitch
  *      - capture control switch identifier string
- *	- can be parsed using snd_use_case_parse_ctl_elem_id()
+ *	    - can be parsed using #snd_use_case_parse_ctl_elem_id()
  *   - CapturePriority
  *      - priority value (1-10000), higher value means higher priority
  *   - PlaybackMixer
  *      - name of playback mixer
  *   - PlaybackMixerElem
  *      - mixer element playback identifier
- *	- can be parsed using snd_use_case_parse_selem_id()
+ *	    - can be parsed using #snd_use_case_parse_selem_id()
  *   - PlaybackMasterElem
  *      - mixer element playback identifier for the master control
- *	- can be parsed using snd_use_case_parse_selem_id()
+ *	    - can be parsed using #snd_use_case_parse_selem_id()
  *   - PlaybackMasterType
  *      - type of the master volume control
  *      - Valid values: "soft" (software attenuation)
@@ -366,13 +366,16 @@ int snd_use_case_get_list(snd_use_case_mgr_t *uc_mgr,
  *      - name of capture mixer
  *   - CaptureMixerElem
  *      - mixer element capture identifier
- *	- can be parsed using snd_use_case_parse_selem_id()
+ *	    - can be parsed using #snd_use_case_parse_selem_id()
  *   - CaptureMasterElem
  *      - mixer element playback identifier for the master control
- *	- can be parsed using snd_use_case_parse_selem_id()
+ *	    - can be parsed using #snd_use_case_parse_selem_id()
  *   - CaptureMasterType
  *      - type of the master volume control
  *      - Valid values: "soft" (software attenuation)
+ *   - CaptureMicInfoFile
+ *      - json file with the microphone array placement and type description
+ *        (e.g. output from nhlt-dmic-info)
  *   - EDIDFile
  *      - Path to EDID file for HDMI devices
  *   - JackCTL
@@ -402,9 +405,9 @@ int snd_use_case_get_list(snd_use_case_mgr_t *uc_mgr,
  *        but that's application policy configuration that doesn't belong
  *        to UCM configuration files.
  *   - MinBufferLevel
- *	- This is used on platform where reported buffer level is not accurate.
- *	  E.g. "512", which holds 512 samples in device buffer. Note: this will
- *	  increase latency.
+ *	 - This is used on platform where reported buffer level is not accurate.
+ *	   E.g. "512", which holds 512 samples in device buffer. Note: this will
+ *	   increase latency.
  */
 int snd_use_case_get(snd_use_case_mgr_t *uc_mgr,
                      const char *identifier,
@@ -433,24 +436,24 @@ int snd_use_case_geti(snd_use_case_mgr_t *uc_mgr,
  * \return Zero if success, otherwise a negative error code
  *
  * Known identifiers:
- *   - _fboot			- execute the fixed boot sequence (value = NULL)
- *   - _boot			- execute the boot sequence (value = NULL)
- *				   - only when driver controls identifiers are changed
- *				     (otherwise the old control values are restored)
- *   - _defaults		- execute the 'defaults' sequence (value = NULL)
- *   - _verb			- set current verb = value
- *   - _enadev			- enable given device = value
- *   - _disdev			- disable given device = value
- *   - _swdev/{old_device}	- new_device = value
- *				  - disable old_device and then enable new_device
- *				  - if old_device is not enabled just return
- *				  - check transmit sequence firstly
- *   - _enamod			- enable given modifier = value
- *   - _dismod			- disable given modifier = value
+ *   - _fboot           - execute the fixed boot sequence (value = NULL)
+ *   - _boot            - execute the boot sequence (value = NULL)
+ *                      - only when driver controls identifiers are changed
+ *                        (otherwise the old control values are restored)
+ *   - _defaults        - execute the 'defaults' sequence (value = NULL)
+ *   - _verb            - set current verb = value
+ *   - _enadev          - enable given device = value
+ *   - _disdev          - disable given device = value
+ *   - _swdev/{old_device} - new_device = value
+ *                      - disable old_device and then enable new_device
+ *                      - if old_device is not enabled just return
+ *                      - check transmit sequence firstly
+ *   - _enamod          - enable given modifier = value
+ *   - _dismod          - disable given modifier = value
  *   - _swmod/{old_modifier}	- new_modifier = value
- *				  - disable old_modifier and then enable new_modifier
- *				  - if old_modifier is not enabled just return
- *				  - check transmit sequence firstly
+ *                      - disable old_modifier and then enable new_modifier
+ *                      - if old_modifier is not enabled just return
+ *                      - check transmit sequence firstly
  */
 int snd_use_case_set(snd_use_case_mgr_t *uc_mgr,
                      const char *identifier,
@@ -531,7 +534,7 @@ static __inline__ int snd_use_case_verb_list(snd_use_case_mgr_t *uc_mgr,
 
 /**
  * \brief Parse control element identifier
- * \param elem_id Element identifier
+ * \param dst Element identifier
  * \param ucm_id Use case identifier
  * \param value String value to be parsed
  * \return Zero if success, otherwise a negative error code

m4/ac_check_attribute_symver.m4

@@ -0,0 +1,24 @@
+dnl Check compiler support for symver function attribute
+AC_DEFUN([AC_CHECK_ATTRIBUTE_SYMVER], [
+	saved_CFLAGS=$CFLAGS
+	CFLAGS="-O0 -Werror"
+	AC_COMPILE_IFELSE(
+		[AC_LANG_PROGRAM(
+			[[
+				void _test_attribute_symver(void);
+				__attribute__((__symver__("sym@VER_1.2.3"))) void _test_attribute_symver(void) {}
+			]],
+			[[
+				_test_attribute_symver()
+			]]
+		)],
+		[
+			AC_DEFINE([HAVE_ATTRIBUTE_SYMVER], 1, [Define to 1 if __attribute__((symver)) is supported])
+		],
+		[
+			AC_DEFINE([HAVE_ATTRIBUTE_SYMVER], 0, [Define to 0 if __attribute__((symver)) is not supported])
+		]
+	)
+	CFLAGS=$saved_CFLAGS
+])
+

src/Makefile.am

@@ -1,10 +1,12 @@
-EXTRA_DIST=Versions
+EXTRA_DIST = Versions.in.in
 COMPATNUM=@LIBTOOL_VERSION_INFO@
 
 if VERSIONED_SYMBOLS
 VSYMS = -Wl,--version-script=Versions
+BUILT_SOURCES = $(top_builddir)/src/Versions
 else
 VSYMS =
+BUILT_SOURCES =
 endif
 
 if SYMBOLIC_FUNCTIONS
@@ -13,6 +15,8 @@ else
 SYMFUNCS =
 endif
 
+VERSION_CPPFLAGS =
+
 lib_LTLIBRARIES = libasound.la
 libasound_la_SOURCES = conf.c confeval.c confmisc.c input.c output.c async.c error.c dlmisc.c socket.c shmarea.c userfile.c names.c
 
@@ -23,12 +27,16 @@ SUBDIRS += mixer
 libasound_la_LIBADD += mixer/libmixer.la
 endif
 if BUILD_PCM
+if VERSIONED_SYMBOLS
+VERSION_CPPFLAGS += -DHAVE_PCM_SYMS -DHAVE_TIMER_SYMS
+endif
 SUBDIRS += pcm timer
 libasound_la_LIBADD += pcm/libpcm.la timer/libtimer.la
 endif
 if BUILD_RAWMIDI
 SUBDIRS += rawmidi
 libasound_la_LIBADD += rawmidi/librawmidi.la
+VERSION_CPPFLAGS += -DHAVE_RAWMIDI_SYMS
 endif
 if BUILD_HWDEP
 SUBDIRS += hwdep
@@ -37,20 +45,20 @@ endif
 if BUILD_SEQ
 SUBDIRS += seq
 libasound_la_LIBADD += seq/libseq.la
+VERSION_CPPFLAGS += -DHAVE_SEQ_SYMS
 endif
 if BUILD_UCM
 SUBDIRS += ucm
 libasound_la_LIBADD += ucm/libucm.la
 endif
-if BUILD_ALISP
-SUBDIRS += alisp
-libasound_la_LIBADD += alisp/libalisp.la
-endif
 SUBDIRS += conf
 libasound_la_LIBADD += @ALSA_DEPLIBS@
 
 libasound_la_LDFLAGS = -version-info $(COMPATNUM) $(VSYMS) $(SYMFUNCS) $(LDFLAGS_NOUNDEFINED)
 
+$(top_builddir)/src/Versions: $(top_builddir)/src/Versions.in
+	$(COMPILE) -E $(VERSION_CPPFLAGS) -x assembler-with-cpp -o $@ $<
+
 control/libcontrol.la:
 	$(MAKE) -C control libcontrol.la
 
@@ -87,7 +95,4 @@ topology/libtopology.la:
 instr/libinstr.la:
 	$(MAKE) -C instr libinstr.la
 
-alisp/libalisp.la:
-	$(MAKE) -C alisp libalisp.la
-
 AM_CPPFLAGS=-I$(top_srcdir)/include

src/Versions.in.in

@@ -16,6 +16,7 @@ ALSA_0.9 {
 };
 
 ALSA_0.9.0rc4 {
+#ifdef HAVE_PCM_SYMS
   global:
 
     @SYMBOL_PREFIX@snd_pcm_hw_params_get_access;
@@ -42,6 +43,7 @@ ALSA_0.9.0rc4 {
     @SYMBOL_PREFIX@snd_pcm_hw_params_get_rate_max;
     @SYMBOL_PREFIX@snd_pcm_hw_params_set_rate_near;
     @SYMBOL_PREFIX@snd_pcm_hw_params_set_rate_first;
+
     @SYMBOL_PREFIX@snd_pcm_hw_params_set_rate_last;
 
     @SYMBOL_PREFIX@snd_pcm_hw_params_get_period_time;
@@ -85,22 +87,29 @@ ALSA_0.9.0rc4 {
     @SYMBOL_PREFIX@snd_pcm_hw_params_set_tick_time_near;
     @SYMBOL_PREFIX@snd_pcm_hw_params_set_tick_time_first;
     @SYMBOL_PREFIX@snd_pcm_hw_params_set_tick_time_last;
+#endif
 
 } ALSA_0.9;
 
 ALSA_0.9.0rc8 {
+#ifdef HAVE_PCM_SYMS
   global:
 
     @SYMBOL_PREFIX@snd_pcm_forward;
     @SYMBOL_PREFIX@snd_pcm_status_get_trigger_htstamp;
     @SYMBOL_PREFIX@snd_pcm_status_get_htstamp;
+#endif
 
 } ALSA_0.9.0rc4;
 
 ALSA_0.9.0 {
+#if defined HAVE_PCM_SYMS || defined HAVE_TIMER_SYMS
   global:
 
+#if defined HAVE_PCM_SYMS
     @SYMBOL_PREFIX@snd_pcm_type_name;
+#endif
+#ifdef HAVE_TIMER_SYMS
     @SYMBOL_PREFIX@snd_timer_query_info;
     @SYMBOL_PREFIX@snd_timer_query_params;
     @SYMBOL_PREFIX@snd_timer_query_status;
@@ -108,6 +117,8 @@ ALSA_0.9.0 {
     @SYMBOL_PREFIX@snd_timer_params_get_exclusive;
     @SYMBOL_PREFIX@snd_timer_params_set_filter;
     @SYMBOL_PREFIX@snd_timer_params_get_filter;
+#endif
+#endif
 } ALSA_0.9.0rc8;
 
 ALSA_0.9.3 {
@@ -118,15 +129,9 @@ ALSA_0.9.3 {
 } ALSA_0.9.0;
 
 ALSA_0.9.5 {
-  global:
-
-    @SYMBOL_PREFIX@alsa_lisp;
 } ALSA_0.9.3;
 
 ALSA_0.9.7 {
-  global:
-
-    @SYMBOL_PREFIX@alsa_lisp_*;
 } ALSA_0.9.5;
 
 ALSA_1.1.6 {
@@ -140,3 +145,72 @@ ALSA_1.2.6 {
 
     @SYMBOL_PREFIX@_snd_safe_strto*;
 } ALSA_1.1.6;
+
+ALSA_1.2.9 {
+#ifdef HAVE_PCM_SYMS
+  global:
+
+    @SYMBOL_PREFIX@snd_pcm_hw_params_is_perfect_drain;
+    @SYMBOL_PREFIX@snd_pcm_hw_params_set_drain_silence;
+    @SYMBOL_PREFIX@snd_pcm_hw_params_get_drain_silence;
+#endif
+} ALSA_1.2.6;
+
+ALSA_1.2.10 {
+  global:
+
+#ifdef HAVE_RAWMIDI_SYMS
+    @SYMBOL_PREFIX@snd_ump_*;
+#endif
+    @SYMBOL_PREFIX@snd_ctl_ump_next_device;
+    @SYMBOL_PREFIX@snd_ctl_ump_endpoint_info;
+    @SYMBOL_PREFIX@snd_ctl_ump_block_info;
+#ifdef HAVE_SEQ_SYMS
+    @SYMBOL_PREFIX@snd_seq_ump_*;
+    @SYMBOL_PREFIX@snd_seq_client_info_get_midi_version;
+    @SYMBOL_PREFIX@snd_seq_client_info_get_ump_group_enabled;
+    @SYMBOL_PREFIX@snd_seq_client_info_get_ump_groupless_enabled;
+    @SYMBOL_PREFIX@snd_seq_client_info_get_ump_conversion;
+    @SYMBOL_PREFIX@snd_seq_client_info_set_midi_version;
+    @SYMBOL_PREFIX@snd_seq_client_info_set_ump_group_enabled;
+    @SYMBOL_PREFIX@snd_seq_client_info_set_ump_groupless_enabled;
+    @SYMBOL_PREFIX@snd_seq_client_info_set_ump_conversion;
+    @SYMBOL_PREFIX@snd_seq_get_ump_endpoint_info;
+    @SYMBOL_PREFIX@snd_seq_get_ump_block_info;
+    @SYMBOL_PREFIX@snd_seq_set_ump_endpoint_info;
+    @SYMBOL_PREFIX@snd_seq_set_ump_block_info;
+    @SYMBOL_PREFIX@snd_seq_port_info_get_direction;
+    @SYMBOL_PREFIX@snd_seq_port_info_get_ump_group;
+    @SYMBOL_PREFIX@snd_seq_port_info_set_direction;
+    @SYMBOL_PREFIX@snd_seq_port_info_set_ump_group;
+    @SYMBOL_PREFIX@snd_seq_set_client_midi_version;
+    @SYMBOL_PREFIX@snd_seq_set_client_ump_conversion;
+#endif
+} ALSA_1.2.9;
+
+ALSA_1.2.13 {
+#if defined(HAVE_PCM_SYMS) || defined(HAVE_SEQ_SYMS) || defined(HAVE_RAWMIDI_SYMS)
+  global:
+#endif
+
+#ifdef HAVE_PCM_SYMS
+    @SYMBOL_PREFIX@snd_pcm_hw_params_get_sync;
+#endif
+
+#ifdef HAVE_SEQ_SYMS
+    @SYMBOL_PREFIX@snd_seq_create_ump_endpoint;
+    @SYMBOL_PREFIX@snd_seq_create_ump_block;
+    @SYMBOL_PREFIX@snd_seq_queue_tempo_get_tempo_base;
+    @SYMBOL_PREFIX@snd_seq_queue_tempo_set_tempo_base;
+    @SYMBOL_PREFIX@snd_seq_has_queue_tempo_base;
+    @SYMBOL_PREFIX@snd_seq_port_info_get_ump_is_midi1;
+    @SYMBOL_PREFIX@snd_seq_port_info_set_ump_is_midi1;
+#endif
+#ifdef HAVE_RAWMIDI_SYMS
+    @SYMBOL_PREFIX@snd_ump_endpoint_info_clear;
+    @SYMBOL_PREFIX@snd_ump_endpoint_info_set_*;
+    @SYMBOL_PREFIX@snd_ump_block_info_clear;
+    @SYMBOL_PREFIX@snd_ump_block_info_set_*;
+    @SYMBOL_PREFIX@snd_ump_packet_length;
+#endif
+} ALSA_1.2.10;

src/alisp/Makefile.am

@@ -1,11 +0,0 @@
-EXTRA_LTLIBRARIES = libalisp.la
-
-EXTRA_DIST = alisp_snd.c
-
-libalisp_la_SOURCES = alisp.c
-
-noinst_HEADERS = alisp_local.h
-
-all: libalisp.la
-
-AM_CPPFLAGS=-I$(top_srcdir)/include

src/alisp/alisp_local.h

@@ -1,151 +0,0 @@
-/*
- *  ALSA lisp implementation
- *  Copyright (c) 2003 by Jaroslav Kysela <perex@perex.cz>
- *
- *  Based on work of Sandro Sigala (slisp-1.2)
- *
- *
- *   This library is free software; you can redistribute it and/or modify
- *   it under the terms of the GNU Lesser General Public License as
- *   published by the Free Software Foundation; either version 2.1 of
- *   the License, or (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *   GNU Lesser General Public License for more details.
- *
- *   You should have received a copy of the GNU Lesser General Public
- *   License along with this library; if not, write to the Free Software
- *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
- *
- */
-
-#include "list.h"
-
-enum alisp_tokens {
-	ALISP_IDENTIFIER,
-	ALISP_INTEGER,
-	ALISP_FLOAT,
-	ALISP_FLOATE,
-	ALISP_STRING
-};
-
-enum alisp_objects {
-	ALISP_OBJ_INTEGER,
-	ALISP_OBJ_FLOAT,
-	ALISP_OBJ_IDENTIFIER,
-	ALISP_OBJ_STRING,
-	ALISP_OBJ_POINTER,
-	ALISP_OBJ_CONS,
-	ALISP_OBJ_LAST_SEARCH = ALISP_OBJ_CONS,
-	ALISP_OBJ_NIL,
-	ALISP_OBJ_T,
-};
-
-struct alisp_object;
-
-#define ALISP_TYPE_MASK	0xf0000000
-#define ALISP_TYPE_SHIFT 28
-#define ALISP_REFS_MASK 0x0fffffff
-#define ALISP_REFS_SHIFT 0
-#define ALISP_MAX_REFS (ALISP_REFS_MASK>>ALISP_REFS_SHIFT)
-#define ALISP_MAX_REFS_LIMIT ((ALISP_MAX_REFS + 1) / 2)
-
-struct alisp_object {
-	struct list_head list;
-	unsigned int	type_refs;	/* type and count of references */
-	union {
-		char	*s;
-		long	i;
-		double	f;
-		const void *ptr;
-		struct {
-			struct alisp_object *car;
-			struct alisp_object *cdr;
-		} c;
-	} value;
-};
-
-static inline enum alisp_objects alisp_get_type(struct alisp_object *p)
-{
-	return (p->type_refs >> ALISP_TYPE_SHIFT);
-}
-
-static inline void alisp_set_type(struct alisp_object *p, enum alisp_objects type)
-{
-	p->type_refs &= ~ALISP_TYPE_MASK;
-	p->type_refs |= (unsigned int)type << ALISP_TYPE_SHIFT;
-}
-
-static inline int alisp_compare_type(struct alisp_object *p, enum alisp_objects type)
-{
-	return ((unsigned int)type << ALISP_TYPE_SHIFT) ==
-	       (p->type_refs & ALISP_TYPE_MASK);
-}
-
-static inline void alisp_set_refs(struct alisp_object *p, unsigned int refs)
-{
-	p->type_refs &= ~ALISP_REFS_MASK;
-	p->type_refs |= refs & ALISP_REFS_MASK;
-}
-
-static inline unsigned int alisp_get_refs(struct alisp_object *p)
-{
-	return p->type_refs & ALISP_REFS_MASK;
-}
-
-static inline unsigned int alisp_inc_refs(struct alisp_object *p)
-{
-	unsigned r = alisp_get_refs(p) + 1;
-	alisp_set_refs(p, r);
-	return r;
-}
-
-static inline unsigned int alisp_dec_refs(struct alisp_object *p)
-{
-	unsigned r = alisp_get_refs(p) - 1;
-	alisp_set_refs(p, r);
-	return r;
-}
-
-struct alisp_object_pair {
-	struct list_head list;
-	const char *name;
- 	struct alisp_object *value;
-};
-
-#define ALISP_LEX_BUF_MAX	16
-#define ALISP_OBJ_PAIR_HASH_SHIFT 4
-#define ALISP_OBJ_PAIR_HASH_SIZE (1<<ALISP_OBJ_PAIR_HASH_SHIFT)
-#define ALISP_OBJ_PAIR_HASH_MASK (ALISP_OBJ_PAIR_HASH_SIZE-1)
-#define ALISP_FREE_OBJ_POOL	512	/* free objects above this pool */
-
-struct alisp_instance {
-	int verbose: 1,
-	    warning: 1,
-	    debug: 1;
-	/* i/o */
-	snd_input_t *in;
-	snd_output_t *out;
-	snd_output_t *eout;	/* error output */
-	snd_output_t *vout;	/* verbose output */
-	snd_output_t *wout;	/* warning output */
-	snd_output_t *dout;	/* debug output */
-	/* lexer */
-	int charno;
-	int lineno;
-	int lex_buf[ALISP_LEX_BUF_MAX];
-	int *lex_bufp;
-	char *token_buffer;
-	int token_buffer_max;
-	int thistoken;
-	/* object allocator / storage */
-	long free_objs;
-	long used_objs;
-	long max_objs;
-	struct list_head free_objs_list;
-	struct list_head used_objs_list[ALISP_OBJ_PAIR_HASH_SIZE][ALISP_OBJ_LAST_SEARCH + 1];
-	/* set object */
-	struct list_head setobjs_list[ALISP_OBJ_PAIR_HASH_SIZE];
-};

src/alisp/alisp_snd.c

@@ -1,936 +0,0 @@
-/*
- *  ALSA lisp implementation - sound related commands
- *  Copyright (c) 2003 by Jaroslav Kysela <perex@perex.cz>
- *
- *
- *   This library is free software; you can redistribute it and/or modify
- *   it under the terms of the GNU Lesser General Public License as
- *   published by the Free Software Foundation; either version 2.1 of
- *   the License, or (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *   GNU Lesser General Public License for more details.
- *
- *   You should have received a copy of the GNU Lesser General Public
- *   License along with this library; if not, write to the Free Software
- *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
- *
- */
-
-#include "../control/control_local.h"
-
-struct acall_table {
-	const char *name;
-	struct alisp_object * (*func) (struct alisp_instance *instance, struct acall_table * item, struct alisp_object * args);
-	void * xfunc;
-	const char *prefix;
-};
-
-/*
- *  helper functions
- */
-
-static inline int get_integer(struct alisp_object * obj)
-{
-	if (alisp_compare_type(obj, ALISP_OBJ_INTEGER))
-		return obj->value.i;
-	return 0;
-}
-
-static inline const void *get_pointer(struct alisp_object * obj)
-{
-	if (alisp_compare_type(obj, ALISP_OBJ_POINTER))
-		return obj->value.ptr;
-	return NULL;
-}
-
-static const char *get_string(struct alisp_object * obj, const char * deflt)
-{
-	if (obj == &alsa_lisp_t)
-		return "true";
-	if (alisp_compare_type(obj, ALISP_OBJ_STRING) ||
-	    alisp_compare_type(obj, ALISP_OBJ_IDENTIFIER))
-		return obj->value.s;
-	return deflt;
-}
-
-struct flags {
-	const char *key;
-	unsigned int mask;
-}; 
-
-static unsigned int get_flags(struct alisp_instance * instance,
-			      struct alisp_object * obj,
-			      const struct flags * flags,
-			      unsigned int deflt)
-{
-	const char *key;
-	int invert;
-	unsigned int result;
-	const struct flags *ptr;
-	struct alisp_object *n;
-
-	if (obj == &alsa_lisp_nil)
-		return deflt;
-	result = deflt;
-	do {
-		key = get_string(obj, NULL);
-		if (key) {
-			invert = key[0] == '!';
-			key += invert;
-			ptr = flags;
-			while (ptr->key) {
-				if (!strcmp(ptr->key, key)) {
-					if (invert)
-						result &= ~ptr->mask;
-					else
-						result |= ptr->mask;
-					break;
-				}
-				ptr++;
-			}
-		}
-		delete_tree(instance, car(obj));
-		obj = cdr(n = obj);
-		delete_object(instance, n);
-	} while (obj != &alsa_lisp_nil);
-	return result;
-}
-
-static const void *get_ptr(struct alisp_instance * instance,
-			   struct alisp_object * obj,
-			   const char *_ptr_id)
-{
-	const char *ptr_id;
-	const void *ptr;
-	
-	ptr_id = get_string(car(obj), NULL);
-	if (ptr_id == NULL) {
-		delete_tree(instance, obj);
-		return NULL;
-	}
-	if (strcmp(ptr_id, _ptr_id)) {
-		delete_tree(instance, obj);
-		return NULL;
-	}
-	ptr = get_pointer(cdr(obj));
-	delete_tree(instance, obj);
-	return ptr;
-}
-
-static struct alisp_object * new_lexpr(struct alisp_instance * instance, int err)
-{
-	struct alisp_object * lexpr;
-
-	lexpr = new_object(instance, ALISP_OBJ_CONS);
-	if (lexpr == NULL)
-		return NULL;
-	lexpr->value.c.car = new_integer(instance, err);
-	if (lexpr->value.c.car == NULL) {
-		delete_object(instance, lexpr);
-		return NULL;
-	}
-	lexpr->value.c.cdr = new_object(instance, ALISP_OBJ_CONS);
-	if (lexpr->value.c.cdr == NULL) {
-		delete_object(instance, lexpr->value.c.car);
-		delete_object(instance, lexpr);
-		return NULL;
-	}
-	return lexpr;
-}
-
-static struct alisp_object * add_cons(struct alisp_instance * instance,
-				      struct alisp_object *lexpr,
-				      int cdr, const char *id,
-				      struct alisp_object *obj)
-{
-	struct alisp_object * p1, * p2;
-
-	if (lexpr == NULL || obj == NULL) {
-		delete_tree(instance, obj);
-		return NULL;
-	}
-	if (cdr) {
-		p1 = lexpr->value.c.cdr = new_object(instance, ALISP_OBJ_CONS);
-	} else {
-		p1 = lexpr->value.c.car = new_object(instance, ALISP_OBJ_CONS);
-	}
-	lexpr = p1;
-	if (p1 == NULL) {
-		delete_tree(instance, obj);
-		return NULL;
-	}
-	p1->value.c.car = new_object(instance, ALISP_OBJ_CONS);
-	if ((p2 = p1->value.c.car) == NULL)
-		goto __err;
-	p2->value.c.car = new_string(instance, id);
-	if (p2->value.c.car == NULL) {
-	      __err:
-		if (cdr)
-			lexpr->value.c.cdr = NULL;
-		else
-			lexpr->value.c.car = NULL;
-		delete_tree(instance, p1);
-		delete_tree(instance, obj);
-		return NULL;
-	}
-	p2->value.c.cdr = obj;
-	return lexpr;
-}
-
-static struct alisp_object * add_cons2(struct alisp_instance * instance,
-				       struct alisp_object *lexpr,
-				       int cdr, struct alisp_object *obj)
-{
-	struct alisp_object * p1;
-
-	if (lexpr == NULL || obj == NULL) {
-		delete_tree(instance, obj);
-		return NULL;
-	}
-	if (cdr) {
-		p1 = lexpr->value.c.cdr = new_object(instance, ALISP_OBJ_CONS);
-	} else {
-		p1 = lexpr->value.c.car = new_object(instance, ALISP_OBJ_CONS);
-	}
-	lexpr = p1;
-	if (p1 == NULL) {
-		delete_tree(instance, obj);
-		return NULL;
-	}
-	p1->value.c.car = obj;
-	return lexpr;
-}
-
-static struct alisp_object * new_result1(struct alisp_instance * instance,
-					 int err, const char *ptr_id, void *ptr)
-{
-	struct alisp_object * lexpr, * p1;
-
-	if (err < 0)
-		ptr = NULL;
-	lexpr = new_object(instance, ALISP_OBJ_CONS);
-	if (lexpr == NULL)
-		return NULL;
-	lexpr->value.c.car = new_integer(instance, err);
-	if (lexpr->value.c.car == NULL) {
-		delete_object(instance, lexpr);
-		return NULL;
-	}
-	p1 = add_cons(instance, lexpr, 1, ptr_id, new_pointer(instance, ptr));
-	if (p1 == NULL) {
-		delete_object(instance, lexpr);
-		return NULL;
-	}
-	return lexpr;
-}
-
-static struct alisp_object * new_result2(struct alisp_instance * instance,
-					 int err, int val)
-{
-	struct alisp_object * lexpr, * p1;
-
-	if (err < 0)
-		val = 0;
-	lexpr = new_lexpr(instance, err);
-	if (lexpr == NULL)
-		return NULL;
-	p1 = lexpr->value.c.cdr;
-	p1->value.c.car = new_integer(instance, val);
-	if (p1->value.c.car == NULL) {
-		delete_object(instance, lexpr);
-		return NULL;
-	}
-	return lexpr;
-}
-
-static struct alisp_object * new_result3(struct alisp_instance * instance,
-					 int err, const char *str)
-{
-	struct alisp_object * lexpr, * p1;
-
-	if (err < 0)
-		str = "";
-	lexpr = new_lexpr(instance, err);
-	if (lexpr == NULL)
-		return NULL;
-	p1 = lexpr->value.c.cdr;
-	p1->value.c.car = new_string(instance, str);
-	if (p1->value.c.car == NULL) {
-		delete_object(instance, lexpr);
-		return NULL;
-	}
-	return lexpr;
-}
-
-/*
- *  macros
- */
-
-/*
- *  HCTL functions
- */
-
-typedef int (*snd_int_pp_strp_int_t)(void **rctl, const char *name, int mode);
-typedef int (*snd_int_pp_p_t)(void **rctl, void *handle);
-typedef int (*snd_int_p_t)(void *rctl);
-typedef char * (*snd_str_p_t)(void *rctl);
-typedef int (*snd_int_intp_t)(int *val);
-typedef int (*snd_int_str_t)(const char *str);
-typedef int (*snd_int_int_strp_t)(int val, char **str);
-typedef void *(*snd_p_p_t)(void *handle);
-
-static struct alisp_object * FA_int_pp_strp_int(struct alisp_instance * instance, struct acall_table * item, struct alisp_object * args)
-{
-	const char *name;
-	int err, mode;
-	void *handle;
-	struct alisp_object *p1, *p2;
-	static const struct flags flags[] = {
-		{ "nonblock", SND_CTL_NONBLOCK },
-		{ "async", SND_CTL_ASYNC },
-		{ "readonly", SND_CTL_READONLY },
-		{ NULL, 0 }
-	};
-
-	name = get_string(p1 = eval(instance, car(args)), NULL);
-	if (name == NULL)
-		return &alsa_lisp_nil;
-	mode = get_flags(instance, p2 = eval(instance, car(cdr(args))), flags, 0);
-	delete_tree(instance, cdr(cdr(args)));
-	delete_object(instance, cdr(args));
-	delete_object(instance, args);
-	delete_tree(instance, p2);
-	err = ((snd_int_pp_strp_int_t)item->xfunc)(&handle, name, mode);
-	delete_tree(instance, p1);
-	return new_result1(instance, err, item->prefix, handle);
-}
-
-static struct alisp_object * FA_int_pp_p(struct alisp_instance * instance, struct acall_table * item, struct alisp_object * args)
-{
-	int err;
-	void *handle;
-	const char *prefix1;
-	struct alisp_object *p1;
-
-	if (item->xfunc == &snd_hctl_open_ctl)
-		prefix1 = "ctl";
-	else {
-		delete_tree(instance, args);
-		return &alsa_lisp_nil;
-	}
-	p1 = eval(instance, car(args));
-	delete_tree(instance, cdr(args));
-	delete_object(instance, args);
-	handle = (void *)get_ptr(instance, p1, prefix1);
-	if (handle == NULL)
-		return &alsa_lisp_nil;
-	err = ((snd_int_pp_p_t)item->xfunc)(&handle, handle);
-	return new_result1(instance, err, item->prefix, handle);
-}
-
-static struct alisp_object * FA_p_p(struct alisp_instance * instance, struct acall_table * item, struct alisp_object * args)
-{
-	void *handle;
-	const char *prefix1;
-	struct alisp_object * p1;
-
-	if (item->xfunc == &snd_hctl_first_elem ||
-	    item->xfunc == &snd_hctl_last_elem ||
-	    item->xfunc == &snd_hctl_elem_next ||
-	    item->xfunc == &snd_hctl_elem_prev)
-		prefix1 = "hctl_elem";
-	else if (item->xfunc == &snd_hctl_ctl)
-		prefix1 = "ctl";
-	else {
-		delete_tree(instance, args);
-		return &alsa_lisp_nil;
-	}
-	p1 = eval(instance, car(args));
-	delete_tree(instance, cdr(args));
-	delete_object(instance, args);
-	handle = (void *)get_ptr(instance, p1, item->prefix);
-	if (handle == NULL)
-		return &alsa_lisp_nil;
-	handle = ((snd_p_p_t)item->xfunc)(handle);
-	return new_cons_pointer(instance, prefix1, handle);
-}
-
-static struct alisp_object * FA_int_p(struct alisp_instance * instance, struct acall_table * item, struct alisp_object * args)
-{
-	void *handle;
-	struct alisp_object * p1;
-
-	p1 = eval(instance, car(args));
-	delete_tree(instance, cdr(args));
-	delete_object(instance, args);
-	handle = (void *)get_ptr(instance, p1, item->prefix);
-	if (handle == NULL)
-		return &alsa_lisp_nil;
-	return new_integer(instance, ((snd_int_p_t)item->xfunc)(handle));
-}
-
-static struct alisp_object * FA_str_p(struct alisp_instance * instance, struct acall_table * item, struct alisp_object * args)
-{
-	void *handle;
-	struct alisp_object * p1;
-
-	p1 = eval(instance, car(args));
-	delete_tree(instance, cdr(args));
-	delete_object(instance, args);
-	handle = (void *)get_ptr(instance, p1, item->prefix);
-	if (handle == NULL)
-		return &alsa_lisp_nil;
-	return new_string(instance, ((snd_str_p_t)item->xfunc)(handle));
-}
-
-static struct alisp_object * FA_int_intp(struct alisp_instance * instance, struct acall_table * item, struct alisp_object * args)
-{
-	int val, err;
-	struct alisp_object * p1;
-
-	p1 = eval(instance, car(args));
-	delete_tree(instance, cdr(args));
-	delete_object(instance, args);
-	if (!alisp_compare_type(p1, ALISP_OBJ_INTEGER)) {
-		delete_tree(instance, p1);
-		return &alsa_lisp_nil;
-	}
-	val = p1->value.i;
-	delete_tree(instance, p1);
-	err = ((snd_int_intp_t)item->xfunc)(&val);
-	return new_result2(instance, err, val);
-}
-
-static struct alisp_object * FA_int_str(struct alisp_instance * instance, struct acall_table * item, struct alisp_object * args)
-{
-	int err;
-	struct alisp_object * p1;
-
-	p1 = eval(instance, car(args));
-	delete_tree(instance, cdr(args));
-	delete_object(instance, args);
-	if (!alisp_compare_type(p1, ALISP_OBJ_STRING) &&
-	    !alisp_compare_type(p1, ALISP_OBJ_IDENTIFIER)) {
-		delete_tree(instance, p1);
-		return &alsa_lisp_nil;
-	}
-	err = ((snd_int_str_t)item->xfunc)(p1->value.s);
-	delete_tree(instance, p1);
-	return new_integer(instance, err);
-}
-
-static struct alisp_object * FA_int_int_strp(struct alisp_instance * instance, struct acall_table * item, struct alisp_object * args)
-{
-	int err;
-	char *str;
-	long val;
-	struct alisp_object * p1;
-
-	p1 = eval(instance, car(args));
-	delete_tree(instance, cdr(args));
-	delete_object(instance, args);
-	if (!alisp_compare_type(p1, ALISP_OBJ_INTEGER)) {
-		delete_tree(instance, p1);
-		return &alsa_lisp_nil;
-	}
-	val = p1->value.i;
-	delete_tree(instance, p1);
-	err = ((snd_int_int_strp_t)item->xfunc)(val, &str);
-	return new_result3(instance, err, str);
-}
-
-static struct alisp_object * FA_card_info(struct alisp_instance * instance, struct acall_table * item, struct alisp_object * args)
-{
-	snd_ctl_t *handle;
-	struct alisp_object * lexpr, * p1;
-	snd_ctl_card_info_t info = {0};
-	int err;
-
-	p1 = eval(instance, car(args));
-	delete_tree(instance, cdr(args));
-	delete_object(instance, args);
-	handle = (snd_ctl_t *)get_ptr(instance, p1, item->prefix);
-	if (handle == NULL)
-		return &alsa_lisp_nil;
-	err = snd_ctl_card_info(handle, &info);
-	lexpr = new_lexpr(instance, err);
-	if (err < 0)
-		return lexpr;
-	p1 = add_cons(instance, lexpr->value.c.cdr, 0, "id", new_string(instance, snd_ctl_card_info_get_id(&info)));
-	p1 = add_cons(instance, p1, 1, "driver", new_string(instance, snd_ctl_card_info_get_driver(&info)));
-	p1 = add_cons(instance, p1, 1, "name", new_string(instance, snd_ctl_card_info_get_name(&info)));
-	p1 = add_cons(instance, p1, 1, "longname", new_string(instance, snd_ctl_card_info_get_longname(&info)));
-	p1 = add_cons(instance, p1, 1, "mixername", new_string(instance, snd_ctl_card_info_get_mixername(&info)));
-	p1 = add_cons(instance, p1, 1, "components", new_string(instance, snd_ctl_card_info_get_components(&info)));
-	if (p1 == NULL) {
-		delete_tree(instance, lexpr);
-		return NULL;
-	}
-	return lexpr;
-}
-
-static struct alisp_object * create_ctl_elem_id(struct alisp_instance * instance, snd_ctl_elem_id_t * id, struct alisp_object * cons)
-{
-	cons = add_cons(instance, cons, 0, "numid", new_integer(instance, snd_ctl_elem_id_get_numid(id)));
-	cons = add_cons(instance, cons, 1, "iface", new_string(instance, snd_ctl_elem_iface_name(snd_ctl_elem_id_get_interface(id))));
-	cons = add_cons(instance, cons, 1, "dev", new_integer(instance, snd_ctl_elem_id_get_device(id)));
-	cons = add_cons(instance, cons, 1, "subdev", new_integer(instance, snd_ctl_elem_id_get_subdevice(id)));
-	cons = add_cons(instance, cons, 1, "name", new_string(instance, snd_ctl_elem_id_get_name(id)));
-	cons = add_cons(instance, cons, 1, "index", new_integer(instance, snd_ctl_elem_id_get_index(id)));
-	return cons;
-}
-
-static int parse_ctl_elem_id(struct alisp_instance * instance,
-			     struct alisp_object * cons,
-			     snd_ctl_elem_id_t * id)
-{
-	struct alisp_object *p1;
-	const char *xid;
-
-	if (cons == NULL)
-		return -ENOMEM;
-	snd_ctl_elem_id_clear(id);
-	id->numid = 0;
-	do {
-		p1 = car(cons);
-		if (alisp_compare_type(p1, ALISP_OBJ_CONS)) {
-			xid = get_string(p1->value.c.car, NULL);
-			if (xid == NULL) {
-				/* noop */
-			} else if (!strcmp(xid, "numid")) {
-				snd_ctl_elem_id_set_numid(id, get_integer(p1->value.c.cdr));
-			} else if (!strcmp(xid, "iface")) {
-				snd_ctl_elem_id_set_interface(id, snd_config_get_ctl_iface_ascii(get_string(p1->value.c.cdr, "0")));
-			} else if (!strcmp(xid, "dev")) {
-				snd_ctl_elem_id_set_device(id, get_integer(p1->value.c.cdr));
-			} else if (!strcmp(xid, "subdev")) {
-				snd_ctl_elem_id_set_subdevice(id, get_integer(p1->value.c.cdr));
-			} else if (!strcmp(xid, "name")) {
-				snd_ctl_elem_id_set_name(id, get_string(p1->value.c.cdr, "?"));
-			} else if (!strcmp(xid, "index")) {
-				snd_ctl_elem_id_set_index(id, get_integer(p1->value.c.cdr));
-			}
-		}
-		delete_tree(instance, p1);
-	        cons = cdr(p1 = cons);
-	        delete_object(instance, p1);
-	} while (cons != &alsa_lisp_nil);
-	return 0;
-}
-
-static struct alisp_object * FA_hctl_find_elem(struct alisp_instance * instance, struct acall_table * item, struct alisp_object * args)
-{
-	snd_hctl_t *handle;
-	snd_ctl_elem_id_t id = {0};
-	struct alisp_object *p1;
-
-	handle = (snd_hctl_t *)get_ptr(instance, car(args), item->prefix);
-	if (handle == NULL) {
-		delete_tree(instance, cdr(args));
-		delete_object(instance, args);
-		return &alsa_lisp_nil;
-	}
-	p1 = car(cdr(args));
-	delete_tree(instance, cdr(cdr(args)));
-	delete_object(instance, cdr(args));
-	delete_object(instance, args);
-	if (parse_ctl_elem_id(instance, eval(instance, p1), &id) < 0)
-		return &alsa_lisp_nil;
-	return new_cons_pointer(instance, "hctl_elem", snd_hctl_find_elem(handle, &id));
-}
-
-static struct alisp_object * FA_hctl_elem_info(struct alisp_instance * instance, struct acall_table * item, struct alisp_object * args)
-{
-	snd_hctl_elem_t *handle;
-	struct alisp_object * lexpr, * p1, * p2;
-	snd_ctl_elem_info_t info = {0};
-	snd_ctl_elem_id_t id = {0};
-	snd_ctl_elem_type_t type;
-	int err;
-
-	p1 = eval(instance, car(args));
-	delete_tree(instance, cdr(args));
-	delete_object(instance, args);
-	handle = (snd_hctl_elem_t *)get_ptr(instance, p1, item->prefix);
-	if (handle == NULL)
-		return &alsa_lisp_nil;
-	err = snd_hctl_elem_info(handle, &info);
-	lexpr = new_lexpr(instance, err);
-	if (err < 0)
-		return lexpr;
-	type = snd_ctl_elem_info_get_type(&info);
-	p1 = add_cons(instance, lexpr->value.c.cdr, 0, "id", p2 = new_object(instance, ALISP_OBJ_CONS));
-	snd_ctl_elem_info_get_id(&info, &id);
-	if (create_ctl_elem_id(instance, &id, p2) == NULL) {
-		delete_tree(instance, lexpr);
-		return NULL;
-	}
-	p1 = add_cons(instance, p1, 1, "type", new_string(instance, snd_ctl_elem_type_name(type)));
-	p1 = add_cons(instance, p1, 1, "readable", new_integer(instance, snd_ctl_elem_info_is_readable(&info)));
-	p1 = add_cons(instance, p1, 1, "writable", new_integer(instance, snd_ctl_elem_info_is_writable(&info)));
-	p1 = add_cons(instance, p1, 1, "volatile", new_integer(instance, snd_ctl_elem_info_is_volatile(&info)));
-	p1 = add_cons(instance, p1, 1, "inactive", new_integer(instance, snd_ctl_elem_info_is_inactive(&info)));
-	p1 = add_cons(instance, p1, 1, "locked", new_integer(instance, snd_ctl_elem_info_is_locked(&info)));
-	p1 = add_cons(instance, p1, 1, "isowner", new_integer(instance, snd_ctl_elem_info_is_owner(&info)));
-	p1 = add_cons(instance, p1, 1, "owner", new_integer(instance, snd_ctl_elem_info_get_owner(&info)));
-	p1 = add_cons(instance, p1, 1, "count", new_integer(instance, snd_ctl_elem_info_get_count(&info)));
-	err = INTERNAL(snd_ctl_elem_info_get_dimensions)(&info);
-	if (err > 0) {
-		int idx;
-		p1 = add_cons(instance, p1, 1, "dimensions", p2 = new_object(instance, ALISP_OBJ_CONS));
-		for (idx = 0; idx < err; idx++)
-			p2 = add_cons2(instance, p2, idx > 0, new_integer(instance, INTERNAL(snd_ctl_elem_info_get_dimension)(&info, idx)));
-	}
-	switch (type) {
-	case SND_CTL_ELEM_TYPE_ENUMERATED: {
-		unsigned int items, item;
-		items = snd_ctl_elem_info_get_items(&info);
-		p1 = add_cons(instance, p1, 1, "items", p2 = new_object(instance, ALISP_OBJ_CONS));
-		for (item = 0; item < items; item++) {
-			snd_ctl_elem_info_set_item(&info, item);
-			err = snd_hctl_elem_info(handle, &info);
-			if (err < 0) {
-				p2 = add_cons2(instance, p2, item, &alsa_lisp_nil);
-			} else {
-				p2 = add_cons2(instance, p2, item, new_string(instance, snd_ctl_elem_info_get_item_name(&info)));
-			}
-		}
-		break;
-	}
-	case SND_CTL_ELEM_TYPE_INTEGER:
-		p1 = add_cons(instance, p1, 1, "min", new_integer(instance, snd_ctl_elem_info_get_min(&info)));
-		p1 = add_cons(instance, p1, 1, "max", new_integer(instance, snd_ctl_elem_info_get_max(&info)));
-		p1 = add_cons(instance, p1, 1, "step", new_integer(instance, snd_ctl_elem_info_get_step(&info)));
-		break;
-	case SND_CTL_ELEM_TYPE_INTEGER64:
-		p1 = add_cons(instance, p1, 1, "min64", new_float(instance, snd_ctl_elem_info_get_min64(&info)));
-		p1 = add_cons(instance, p1, 1, "max64", new_float(instance, snd_ctl_elem_info_get_max64(&info)));
-		p1 = add_cons(instance, p1, 1, "step64", new_float(instance, snd_ctl_elem_info_get_step64(&info)));
-		break;
-	default:
-		break;
-	}
-	if (p1 == NULL) {
-		delete_tree(instance, lexpr);
-		return NULL;
-	}
-	return lexpr;
-}
-
-static struct alisp_object * FA_hctl_elem_read(struct alisp_instance * instance, struct acall_table * item, struct alisp_object * args)
-{
-	snd_hctl_elem_t *handle;
-	struct alisp_object * lexpr, * p1 = NULL, * obj;
-	snd_ctl_elem_info_t info = {0};
-	snd_ctl_elem_value_t value = {0};
-	snd_ctl_elem_type_t type;
-	unsigned int idx, count;
-	int err;
-
-	p1 = eval(instance, car(args));
-	delete_tree(instance, cdr(args));
-	delete_object(instance, args);
-	handle = (snd_hctl_elem_t *)get_ptr(instance, p1, item->prefix);
-	if (handle == NULL)
-		return &alsa_lisp_nil;
-	err = snd_hctl_elem_info(handle, &info);
-	if (err >= 0)
-		err = snd_hctl_elem_read(handle, &value);
-	lexpr = new_lexpr(instance, err);
-	if (err < 0)
-		return lexpr;
-	type = snd_ctl_elem_info_get_type(&info);
-	count = snd_ctl_elem_info_get_count(&info);
-	if (type == SND_CTL_ELEM_TYPE_IEC958) {
-		count = sizeof(snd_aes_iec958_t);
-		type = SND_CTL_ELEM_TYPE_BYTES;
-	}
-	for (idx = 0; idx < count; idx++) {
-		switch (type) {
-		case SND_CTL_ELEM_TYPE_BOOLEAN:
-			obj = new_integer(instance, snd_ctl_elem_value_get_boolean(&value, idx));
-			break;
-		case SND_CTL_ELEM_TYPE_INTEGER:
-			obj = new_integer(instance, snd_ctl_elem_value_get_integer(&value, idx));
-			break;
-		case SND_CTL_ELEM_TYPE_INTEGER64:
-			obj = new_integer(instance, snd_ctl_elem_value_get_integer64(&value, idx));
-			break;
-		case SND_CTL_ELEM_TYPE_ENUMERATED:
-			obj = new_integer(instance, snd_ctl_elem_value_get_enumerated(&value, idx));
-			break;
-		case SND_CTL_ELEM_TYPE_BYTES:
-			obj = new_integer(instance, snd_ctl_elem_value_get_byte(&value, idx));
-			break;
-		default:
-			obj = NULL;
-			break;
-		}
-		if (idx == 0) {
-			p1 = add_cons2(instance, lexpr->value.c.cdr, 0, obj);
-		} else {
-			p1 = add_cons2(instance, p1, 1, obj);
-		}
-	}
-	if (p1 == NULL) {
-		delete_tree(instance, lexpr);
-		return &alsa_lisp_nil;
-	}
-	return lexpr;
-}
-
-static struct alisp_object * FA_hctl_elem_write(struct alisp_instance * instance, struct acall_table * item, struct alisp_object * args)
-{
-	snd_hctl_elem_t *handle;
-	struct alisp_object * p1 = NULL, * obj;
-	snd_ctl_elem_info_t info = {0};
-	snd_ctl_elem_value_t value = {0};
-	snd_ctl_elem_type_t type;
-	unsigned int idx, count;
-	int err;
-
-	p1 = car(cdr(args));
-	obj = eval(instance, car(args));
-	delete_tree(instance, cdr(cdr(args)));
-	delete_object(instance, cdr(args));
-	delete_object(instance, args);
-	handle = (snd_hctl_elem_t *)get_ptr(instance, obj, item->prefix);
-	if (handle == NULL) {
-		delete_tree(instance, p1);
-		return &alsa_lisp_nil;
-	}
-	err = snd_hctl_elem_info(handle, &info);
-	if (err < 0) {
-		delete_tree(instance, p1);
-		return new_integer(instance, err);
-	}
-	type = snd_ctl_elem_info_get_type(&info);
-	count = snd_ctl_elem_info_get_count(&info);
-	if (type == SND_CTL_ELEM_TYPE_IEC958) {
-		count = sizeof(snd_aes_iec958_t);
-		type = SND_CTL_ELEM_TYPE_BYTES;
-	}
-	idx = -1;
-	do {
-		if (++idx >= count) {
-			delete_tree(instance, p1);
-			break;
-		}
-		obj = car(p1);
-		switch (type) {
-		case SND_CTL_ELEM_TYPE_BOOLEAN:
-			snd_ctl_elem_value_set_boolean(&value, idx, get_integer(obj));
-			break;
-		case SND_CTL_ELEM_TYPE_INTEGER:
-			snd_ctl_elem_value_set_integer(&value, idx, get_integer(obj));
-			break;
-		case SND_CTL_ELEM_TYPE_INTEGER64:
-			snd_ctl_elem_value_set_integer64(&value, idx, get_integer(obj));
-			break;
-		case SND_CTL_ELEM_TYPE_ENUMERATED:
-			snd_ctl_elem_value_set_enumerated(&value, idx, get_integer(obj));
-			break;
-		case SND_CTL_ELEM_TYPE_BYTES:
-			snd_ctl_elem_value_set_byte(&value, idx, get_integer(obj));
-			break;
-		default:
-			break;
-		}
-		delete_tree(instance, obj);
-		p1 = cdr(obj = p1);
-		delete_object(instance, obj);
-	} while (p1 != &alsa_lisp_nil);
-	err = snd_hctl_elem_write(handle, &value);
-	return new_integer(instance, err);
-}
-
-static struct alisp_object * FA_pcm_info(struct alisp_instance * instance, struct acall_table * item, struct alisp_object * args)
-{
-	snd_pcm_t *handle;
-	struct alisp_object * lexpr, * p1;
-	snd_pcm_info_t info = {0};
-	int err;
-
-	p1 = eval(instance, car(args));
-	delete_tree(instance, cdr(args));
-	delete_object(instance, args);
-	handle = (snd_pcm_t *)get_ptr(instance, p1, item->prefix);
-	if (handle == NULL)
-		return &alsa_lisp_nil;
-	err = snd_pcm_info(handle, &info);
-	lexpr = new_lexpr(instance, err);
-	if (err < 0)
-		return lexpr;
-	p1 = add_cons(instance, lexpr->value.c.cdr, 0, "card", new_integer(instance, snd_pcm_info_get_card(&info)));
-	p1 = add_cons(instance, p1, 1, "device", new_integer(instance, snd_pcm_info_get_device(&info)));
-	p1 = add_cons(instance, p1, 1, "subdevice", new_integer(instance, snd_pcm_info_get_subdevice(&info)));
-	p1 = add_cons(instance, p1, 1, "id", new_string(instance, snd_pcm_info_get_id(&info)));
-	p1 = add_cons(instance, p1, 1, "name", new_string(instance, snd_pcm_info_get_name(&info)));
-	p1 = add_cons(instance, p1, 1, "subdevice_name", new_string(instance, snd_pcm_info_get_subdevice_name(&info)));
-	p1 = add_cons(instance, p1, 1, "class", new_integer(instance, snd_pcm_info_get_class(&info)));
-	p1 = add_cons(instance, p1, 1, "subclass", new_integer(instance, snd_pcm_info_get_subclass(&info)));
-	p1 = add_cons(instance, p1, 1, "subdevices_count", new_integer(instance, snd_pcm_info_get_subdevices_count(&info)));
-	p1 = add_cons(instance, p1, 1, "subdevices_avail", new_integer(instance, snd_pcm_info_get_subdevices_avail(&info)));
-	//p1 = add_cons(instance, p1, 1, "sync", new_string(instance, snd_pcm_info_get_sync(&info)));
-	return lexpr;
-}
-
-/*
- *  main code
- */
-
-static const struct acall_table acall_table[] = {
-	{ "card_get_index", &FA_int_str, (void *)snd_card_get_index, NULL },
-	{ "card_get_longname", &FA_int_int_strp, (void *)snd_card_get_longname, NULL },
-	{ "card_get_name", &FA_int_int_strp, (void *)snd_card_get_name, NULL },
-	{ "card_next", &FA_int_intp, (void *)&snd_card_next, NULL },
-	{ "ctl_card_info", &FA_card_info, NULL, "ctl" },
-	{ "ctl_close", &FA_int_p, (void *)&snd_ctl_close, "ctl" },
-	{ "ctl_open", &FA_int_pp_strp_int, (void *)&snd_ctl_open, "ctl" },
-	{ "hctl_close", &FA_int_p, (void *)&snd_hctl_close, "hctl" },
-	{ "hctl_ctl", &FA_p_p, (void *)&snd_hctl_ctl, "hctl" },
-	{ "hctl_elem_info", &FA_hctl_elem_info, (void *)&snd_hctl_elem_info, "hctl_elem" },
-	{ "hctl_elem_next", &FA_p_p, (void *)&snd_hctl_elem_next, "hctl_elem" },
-	{ "hctl_elem_prev", &FA_p_p, (void *)&snd_hctl_elem_prev, "hctl_elem" },
-	{ "hctl_elem_read", &FA_hctl_elem_read, (void *)&snd_hctl_elem_read, "hctl_elem" },
-	{ "hctl_elem_write", &FA_hctl_elem_write, (void *)&snd_hctl_elem_write, "hctl_elem" },
-	{ "hctl_find_elem", &FA_hctl_find_elem, (void *)&snd_hctl_find_elem, "hctl" },
-	{ "hctl_first_elem", &FA_p_p, (void *)&snd_hctl_first_elem, "hctl" },
-	{ "hctl_free", &FA_int_p, (void *)&snd_hctl_free, "hctl" },
-	{ "hctl_last_elem", &FA_p_p, (void *)&snd_hctl_last_elem, "hctl" },
-	{ "hctl_load", &FA_int_p, (void *)&snd_hctl_load, "hctl" },
-	{ "hctl_open", &FA_int_pp_strp_int, (void *)&snd_hctl_open, "hctl" },
-	{ "hctl_open_ctl", &FA_int_pp_p, (void *)&snd_hctl_open_ctl, "hctl" },
-	{ "pcm_info", &FA_pcm_info, NULL, "pcm" },
-	{ "pcm_name", &FA_str_p, (void *)&snd_pcm_name, "pcm" },
-};
-
-static int acall_compar(const void *p1, const void *p2)
-{
-	return strcmp(((struct acall_table *)p1)->name,
-        	      ((struct acall_table *)p2)->name);
-}
-
-static struct alisp_object * F_acall(struct alisp_instance *instance, struct alisp_object * args)
-{
-	struct alisp_object * p1, *p2;
-	struct acall_table key, *item;
-
-	p1 = eval(instance, car(args));
-	p2 = cdr(args);
-	delete_object(instance, args);
-	if (!alisp_compare_type(p1, ALISP_OBJ_IDENTIFIER) &&
-	    !alisp_compare_type(p1, ALISP_OBJ_STRING)) {
-	    	delete_tree(instance, p2);
-		return &alsa_lisp_nil;
-	}
-	key.name = p1->value.s;
-	if ((item = bsearch(&key, acall_table,
-			    sizeof acall_table / sizeof acall_table[0],
-			    sizeof acall_table[0], acall_compar)) != NULL) {
-		delete_tree(instance, p1);
-		return item->func(instance, item, p2);
-	}
-	delete_tree(instance, p1);
-	delete_tree(instance, p2);
-	lisp_warn(instance, "acall function %s' is undefined", p1->value.s);
-	return &alsa_lisp_nil;
-}
-
-static struct alisp_object * F_ahandle(struct alisp_instance *instance, struct alisp_object * args)
-{
-	struct alisp_object *p1;
-
-	p1 = eval(instance, car(args));
-	delete_tree(instance, cdr(args));
-	delete_object(instance, args);
-	args = car(cdr(p1));
-	delete_tree(instance, cdr(cdr(p1)));
-	delete_object(instance, cdr(p1));
-	delete_tree(instance, car(p1));
-	delete_object(instance, p1);
-	return args;
-}
-
-static struct alisp_object * F_aerror(struct alisp_instance *instance, struct alisp_object * args)
-{
-	struct alisp_object *p1;
-
-	p1 = eval(instance, car(args));
-	delete_tree(instance, cdr(args));
-	delete_object(instance, args);
-	args = car(p1);
-	if (args == &alsa_lisp_nil) {
-		delete_tree(instance, p1);
-		return new_integer(instance, SND_ERROR_ALISP_NIL);
-	} else {
-		delete_tree(instance, cdr(p1));
-		delete_object(instance, p1);
-	}
-	return args;
-}
-
-static int common_error(snd_output_t **rout, struct alisp_instance *instance, struct alisp_object * args)
-{
-	struct alisp_object * p = args, * p1;
-	snd_output_t *out;
-	int err;
-	
-	err = snd_output_buffer_open(&out);
-	if (err < 0) {
-		delete_tree(instance, args);
-		return err;
-	}
-
-	do {
-		p1 = eval(instance, car(p));
-		if (alisp_compare_type(p1, ALISP_OBJ_STRING))
-			snd_output_printf(out, "%s", p1->value.s);
-		else
-			princ_object(out, p1);
-		delete_tree(instance, p1);
-		p = cdr(p1 = p);
-		delete_object(instance, p1);
-	} while (p != &alsa_lisp_nil);
-
-	*rout = out;
-	return 0;
-}
-
-static struct alisp_object * F_snderr(struct alisp_instance *instance, struct alisp_object * args)
-{
-	snd_output_t *out;
-	char *str;
-
-	if (common_error(&out, instance, args) < 0)
-		return &alsa_lisp_nil;
-	snd_output_buffer_string(out, &str);
-	SNDERR(str);
-	snd_output_close(out);
-	return &alsa_lisp_t;
-}
-
-static struct alisp_object * F_syserr(struct alisp_instance *instance, struct alisp_object * args)
-{
-	snd_output_t *out;
-	char *str;
-
-	if (common_error(&out, instance, args) < 0)
-		return &alsa_lisp_nil;
-	snd_output_buffer_string(out, &str);
-	SYSERR(str);
-	snd_output_close(out);
-	return &alsa_lisp_t;
-}
-
-static const struct intrinsic snd_intrinsics[] = {
-	{ "Acall", F_acall },
-	{ "Aerror", F_aerror },
-	{ "Ahandle", F_ahandle },
-	{ "Aresult", F_ahandle },
-	{ "Asnderr", F_snderr },
-	{ "Asyserr", F_syserr }
-};

src/async.c

@@ -29,7 +29,9 @@
 #include <signal.h>
 
 static struct sigaction previous_action;
+#ifndef DOC_HIDDEN
 #define MAX_SIG_FUNCTION_CODE 10 /* i.e. SIG_DFL SIG_IGN SIG_HOLD et al */
+#endif /* DOC_HIDDEN */
 
 #ifdef SND_ASYNC_RT_SIGNAL
 /** async signal number */
@@ -147,12 +149,44 @@ int snd_async_add_handler(snd_async_handler_t **handler, int fd,
  */
 int snd_async_del_handler(snd_async_handler_t *handler)
 {
-	int err = 0;
-	int was_empty = list_empty(&snd_async_handlers);
+	int err = 0, err2 = 0;
+	int was_empty;
 	assert(handler);
+	if (handler->type != SND_ASYNC_HANDLER_GENERIC) {
+		struct list_head *alist;
+		switch (handler->type) {
+#ifdef BUILD_PCM
+		case SND_ASYNC_HANDLER_PCM:
+			alist = &handler->u.pcm->async_handlers;
+			break;
+#endif
+		case SND_ASYNC_HANDLER_CTL:
+			alist = &handler->u.ctl->async_handlers;
+			break;
+		default:
+			assert(0);
+		}
+		if (!list_empty(alist))
+			list_del(&handler->hlist);
+		if (!list_empty(alist))
+			goto _glist;
+		switch (handler->type) {
+#ifdef BUILD_PCM
+		case SND_ASYNC_HANDLER_PCM:
+			err2 = snd_pcm_async(handler->u.pcm, -1, 1);
+			break;
+#endif
+		case SND_ASYNC_HANDLER_CTL:
+			err2 = snd_ctl_async(handler->u.ctl, -1, 1);
+			break;
+		default:
+			assert(0);
+		}
+	}
+ _glist:
+	was_empty = list_empty(&snd_async_handlers);
 	list_del(&handler->glist);
-	if (!was_empty
-	 && list_empty(&snd_async_handlers)) {
+	if (!was_empty && list_empty(&snd_async_handlers)) {
 		err = sigaction(snd_async_signo, &previous_action, NULL);
 		if (err < 0) {
 			SYSERR("sigaction");
@@ -160,27 +194,8 @@ int snd_async_del_handler(snd_async_handler_t *handler)
 		}
 		memset(&previous_action, 0, sizeof(previous_action));
 	}
-	if (handler->type == SND_ASYNC_HANDLER_GENERIC)
-		goto _end;
-	if (!list_empty(&handler->hlist))
-		list_del(&handler->hlist);
-	if (!list_empty(&handler->hlist))
-		goto _end;
-	switch (handler->type) {
-#ifdef BUILD_PCM
-	case SND_ASYNC_HANDLER_PCM:
-		err = snd_pcm_async(handler->u.pcm, -1, 1);
-		break;
-#endif
-	case SND_ASYNC_HANDLER_CTL:
-		err = snd_ctl_async(handler->u.ctl, -1, 1);
-		break;
-	default:
-		assert(0);
-	}
- _end:
 	free(handler);
-	return err;
+	return err ? err : err2;
 }
 
 /**

src/conf.c

@@ -527,7 +527,7 @@ static inline void snd_config_unlock(void) { }
 #endif
 
 /*
- * Add a diretory to the paths to search included files.
+ * Add a directory to the paths to search included files.
  * param fd -  File object that owns these paths to search files included by it.
  * param dir - Path of the directory to add. Allocated externally and need to
 *              be freed manually later.
@@ -584,6 +584,8 @@ static void free_include_paths(struct filedesc *fd)
 	}
 }
 
+#endif /* DOC_HIDDEN */
+
 /**
  * \brief Returns the default top-level config directory
  * \return The top-level config directory path string
@@ -605,6 +607,8 @@ const char *snd_config_topdir(void)
 	return topdir;
 }
 
+#ifndef DOC_HIDDEN
+
 static char *_snd_config_path(const char *name)
 {
 	const char *root = snd_config_topdir();
@@ -814,11 +818,12 @@ static int get_char_skip_comments(input_t *input)
 				closedir(dirp);
 
 				err = add_include_path(input->current, str);
-				free(str);
 				if (err < 0) {
 					SNDERR("Cannot add search dir %s", str);
+					free(str);
 					return err;
 				}
+				free(str);
 				continue;
 			}
 
@@ -1263,13 +1268,13 @@ static int parse_array_def(snd_config_t *parent, input_t *input, int *idx, int s
 	snd_config_t *n = NULL;
 
 	if (!skip) {
-		snd_config_t *g;
 		char static_id[12];
 		while (1) {
 			snprintf(static_id, sizeof(static_id), "%i", *idx);
-			if (_snd_config_search(parent, static_id, -1, &g) == 0) {
+			if (_snd_config_search(parent, static_id, -1, &n) == 0) {
 				if (override) {
 					snd_config_delete(n);
+					n = NULL;
 				} else {
 					/* merge */
 					(*idx)++;
@@ -1699,7 +1704,7 @@ static int _snd_config_save_children(snd_config_t *config, snd_output_t *out,
 	}
 	return 0;
 }
-#endif
+#endif /* DOC_HIDDEN */
 
 
 /**
@@ -1724,7 +1729,7 @@ static int _snd_config_save_children(snd_config_t *config, snd_output_t *out,
  */
 int snd_config_substitute(snd_config_t *dst, snd_config_t *src)
 {
-	assert(dst && src);
+	assert(dst && src && src != dst);
 	if (dst->type == SND_CONFIG_TYPE_COMPOUND) {
 		int err = snd_config_delete_compound_members(dst);
 		if (err < 0)
@@ -1743,6 +1748,8 @@ int snd_config_substitute(snd_config_t *dst, snd_config_t *src)
 	free(dst->id);
 	if (dst->type == SND_CONFIG_TYPE_STRING)
 		free(dst->u.string);
+	if (src->parent)	/* like snd_config_remove */
+		list_del(&src->list);
 	dst->id = src->id;
 	dst->type = src->type;
 	dst->u = src->u;
@@ -2054,7 +2061,7 @@ int snd_config_load(snd_config_t *config, snd_input_t *in)
 
 /**
  * \brief Loads a configuration tree from a string.
- * \param[out] The function puts the handle to the configuration
+ * \param[out] config The function puts the handle to the configuration
  *	       node loaded from the file(s) at the address specified
  *             by \a config.
  * \param[in] s String with the ASCII configuration
@@ -2259,9 +2266,9 @@ static int _snd_config_array_merge(snd_config_t *dst, snd_config_t *src, int ind
 
 /**
  * \brief In-place merge of two config handles
- * \param dst[out] Config handle for the merged contents
- * \param src[in] Config handle to merge into dst (may be NULL)
- * \param override[in] Override flag
+ * \param[out] dst Config handle for the merged contents
+ * \param[in] src Config handle to merge into dst (may be NULL)
+ * \param[in] override Override flag
  * \return Zero if successful, otherwise a negative error code.
  *
  * This function merges all fields from the source compound to the destination compound.
@@ -2305,7 +2312,6 @@ int snd_config_merge(snd_config_t *dst, snd_config_t *src, int override)
 				if (override ||
 				    sn->type != SND_CONFIG_TYPE_COMPOUND ||
 				    dn->type != SND_CONFIG_TYPE_COMPOUND) {
-					snd_config_remove(sn);
 					err = snd_config_substitute(dn, sn);
 					if (err < 0)
 						return err;
@@ -2872,6 +2878,26 @@ int snd_config_imake_string(snd_config_t **config, const char *id, const char *v
 	return 0;
 }
 
+/**
+ * \brief Creates a string configuration node with the given initial value.
+ * \param[out] config The function puts the handle to the new node at
+ *                    the address specified by \a config.
+ * \param[in] id The id of the new node.
+ * \param[in] value The initial value of the new node.  May be \c NULL.
+ * \return Zero if successful, otherwise a negative error code.
+ *
+ * This function creates a new node of type #SND_CONFIG_TYPE_STRING. The node
+ * contains with a copy of the string \c value, replacing any character other
+ * than alphanumeric, space, or '-' with the character '_'.
+ *
+ * \par Errors:
+ * <dl>
+ * <dt>-ENOMEM<dd>Out of memory.
+ * </dl>
+ *
+ * \par Conforming to:
+ * LSB 3.2
+ */
 int snd_config_imake_safe_string(snd_config_t **config, const char *id, const char *value)
 {
 	int err;
@@ -3893,7 +3919,6 @@ int snd_config_search_alias_hooks(snd_config_t *config,
 #define ALSA_CONFIG_PATH_VAR "ALSA_CONFIG_PATH"
 
 /**
- * \ingroup Config
  * \brief Configuration top-level node (the global configuration).
  *
  * This variable contains a handle to the top-level configuration node,
@@ -4115,7 +4140,14 @@ static int config_file_load(snd_config_t *root, const char *fn, int errors)
 	if (!S_ISDIR(st.st_mode))
 		return config_file_open(root, fn);
 #ifndef DOC_HIDDEN
-#if defined(_GNU_SOURCE) && !defined(__NetBSD__) && !defined(__FreeBSD__) && !defined(__OpenBSD__) && !defined(__DragonFly__) && !defined(__sun) && !defined(ANDROID)
+#if defined(_GNU_SOURCE) && \
+    !defined(__NetBSD__) && \
+    !defined(__FreeBSD__) && \
+    !defined(__OpenBSD__) && \
+    !defined(__DragonFly__) && \
+    !defined(__sun) && \
+    !defined(__ANDROID__) && \
+    !defined(__OHOS__)
 #define SORTFUNC	versionsort64
 #else
 #define SORTFUNC	alphasort64
@@ -4294,7 +4326,7 @@ SND_DLSYM_BUILD_VERSION(snd_config_hook_load, SND_CONFIG_DLSYM_VERSION_HOOK);
 int snd_determine_driver(int card, char **driver);
 #endif
 
-snd_config_t *_snd_config_hook_private_data(int card, const char *driver)
+static snd_config_t *_snd_config_hook_private_data(int card, const char *driver)
 {
 	snd_config_t *private_data, *v;
 	int err;
@@ -5809,6 +5841,7 @@ static void _snd_config_end(void)
 }
 #endif
 
+#ifndef DOC_HIDDEN
 size_t page_size(void)
 {
 	long s = sysconf(_SC_PAGE_SIZE);
@@ -5844,3 +5877,4 @@ size_t page_ptr(size_t object_offset, size_t object_size, size_t *offset, size_t
 	*offset = object_offset;
 	return r;
 }
+#endif /* DOC_HIDDEN */

src/conf/Makefile.am

@@ -1,9 +1,6 @@
 SUBDIRS=cards ctl pcm
 
 cfg_files = alsa.conf
-if BUILD_ALISP
-cfg_files += sndo-mixer.alisp
-endif
 if BUILD_MODULES
 if BUILD_MIXER_MODULES
 cfg_files += smixer.conf

src/conf/cards/Audigy.conf

@@ -26,14 +26,6 @@ Audigy.pcm.front.0 {
 				optional true
 				value [ 255 255 0 0 0 0 0 0  255 0 0 0 0 0 0 0  0 255 0 0 0 0 0 0 ]
 			}
-			{
-				# for compatibility with older drivers
-				name "EMU10K1 PCM Send Volume"
-				index { @func private_pcm_subdevice }
-				lock true
-				optional true
-				value [ 255 255 0 0 0 0 0 0  255 0 0 0 0 0 0 0  0 255 0 0 0 0 0 0 ]
-			}
 			{
 				interface PCM
 				name "EMU10K1 PCM Send Routing"
@@ -42,15 +34,6 @@ Audigy.pcm.front.0 {
 				optional true
 				value [ 8 9 0 0 0 0 0 0  8 9 0 0 0 0 0 0  8 9 0 0 0 0 0 0 ]
 			}
-			{
-				# for compatibility with older drivers
-				name "EMU10K1 PCM Send Routing"
-				index { @func private_pcm_subdevice }
-				lock true
-				optional true
-				value [ 8 9 0 0 0 0 0 0  8 9 0 0 0 0 0 0  8 9 0 0 0 0 0 0 ]
-			}
-
 		]
 	}
 }	
@@ -79,14 +62,6 @@ Audigy.pcm.rear.0 {
 				optional true
 				value [ 0 0 255 255 0 0 0 0  0 0 255 0 0 0 0 0  0 0 0 255 0 0 0 0 ]
 			}
-			{
-				# for compatibility with older drivers
-				name "EMU10K1 PCM Send Volume"
-				index { @func private_pcm_subdevice }
-				lock true
-				optional true
-				value [ 0 0 255 255 0 0 0 0  0 0 255 0 0 0 0 0  0 0 0 255 0 0 0 0 ]
-			}
 		]
 	}
 }	
@@ -115,14 +90,6 @@ Audigy.pcm.center_lfe.0 {
 				optional true
 				value [ 255 255 0 0 0 0 0 0  255 0 0 0 0 0 0 0  0 255 0 0 0 0 0 0 ]
 			}
-			{
-				# for compatibility with older drivers
-				name "EMU10K1 PCM Send Volume"
-				index { @func private_pcm_subdevice }
-				lock true
-				optional true
-				value [ 255 255 0 0 0 0 0 0  255 0 0 0 0 0 0 0  0 255 0 0 0 0 0 0 ]
-			}
 			{
 				interface PCM
 				name "EMU10K1 PCM Send Routing"
@@ -131,14 +98,6 @@ Audigy.pcm.center_lfe.0 {
 				optional true
 				value [ 6 7 0 0 0 0 0 0  6 7 0 0 0 0 0 0  6 7 0 0 0 0 0 0 ]
 			}
-			{
-				# for compatibility with older drivers
-				name "EMU10K1 PCM Send Routing"
-				index { @func private_pcm_subdevice }
-				lock true
-				optional true
-				value [ 6 7 0 0 0 0 0 0  6 7 0 0 0 0 0 0  6 7 0 0 0 0 0 0 ]
-			}
 		]
 	}
 }	
@@ -265,14 +224,6 @@ Audigy.pcm.iec958.0 {
 				optional true
 				value [ $AES0 $AES1 $AES2 $AES3 ]
 			}
-			{
-				# for compatibility with older drivers
-				name "IEC958 Playback Default"
-				lock true
-				preserve true
-				optional true
-				value [ $AES0 $AES1 $AES2 $AES3 ]
-			}
 			{
 				name "IEC958 Optical Raw Playback Switch"
 				lock true
@@ -287,14 +238,6 @@ Audigy.pcm.iec958.0 {
 				optional true
 				value [ 255 255 0 0 0 0 0 0  255 0 0 0 0 0 0 0  0 255 0 0 0 0 0 0 ]
 			}
-			{
-				# for compatibility with older drivers
-				name "EMU10K1 PCM Send Volume"
-				index { @func private_pcm_subdevice }
-				lock true
-				optional true
-				value [ 255 255 0 0 0 0 0 0  255 0 0 0 0 0 0 0  0 255 0 0 0 0 0 0 ]
-			}
 			{
 				interface PCM
 				name "EMU10K1 PCM Send Routing"
@@ -303,14 +246,6 @@ Audigy.pcm.iec958.0 {
 				optional true
 				value [ 20 21 0 0 0 0 0 0  20 21 0 0 0 0 0 0   20 21 0 0 0 0 0 0 ]
 			}
-			{
-				# for compatibility with older drivers
-				name "EMU10K1 PCM Send Routing"
-				index { @func private_pcm_subdevice }
-				lock true
-				optional true
-				value [ 20 21 0 0 0 0 0 0  20 21 0 0 0 0 0 0   20 21 0 0 0 0 0 0 ]
-			}
 			{
 				name "Audigy Analog/Digital Output Jack"
 				lock true

src/conf/cards/Audigy2.conf

@@ -26,14 +26,6 @@ Audigy2.pcm.front.0 {
 				optional true
 				value [ 255 255 0 0 0 0 0 0  255 0 0 0 0 0 0 0  0 255 0 0 0 0 0 0 ]
 			}
-			{
-				# for compatibility with older drivers
-				name "EMU10K1 PCM Send Volume"
-				index { @func private_pcm_subdevice }
-				lock true
-				optional true
-				value [ 255 255 0 0 0 0 0 0  255 0 0 0 0 0 0 0  0 255 0 0 0 0 0 0 ]
-			}
 			{
 				interface PCM
 				name "EMU10K1 PCM Send Routing"
@@ -42,14 +34,6 @@ Audigy2.pcm.front.0 {
 				optional true
 				value [ 8 9 0 0 0 0 0 0  8 9 0 0 0 0 0 0  8 9 0 0 0 0 0 0 ]
 			}
-			{
-				# for compatibility with older drivers
-				name "EMU10K1 PCM Send Routing"
-				index { @func private_pcm_subdevice }
-				lock true
-				optional true
-				value [ 8 9 0 0 0 0 0 0  8 9 0 0 0 0 0 0  8 9 0 0 0 0 0 0 ]
-			}
 
 		]
 	}
@@ -79,14 +63,6 @@ Audigy2.pcm.rear.0 {
 				optional true
 				value [ 0 0 255 255 0 0 0 0  0 0 255 0 0 0 0 0  0 0 0 255 0 0 0 0 ]
 			}
-			{
-				# for compatibility with older drivers
-				name "EMU10K1 PCM Send Volume"
-				index { @func private_pcm_subdevice }
-				lock true
-				optional true
-				value [ 0 0 255 255 0 0 0 0  0 0 255 0 0 0 0 0  0 0 0 255 0 0 0 0 ]
-			}
 		]
 	}
 }	
@@ -115,14 +91,6 @@ Audigy2.pcm.center_lfe.0 {
 				optional true
 				value [ 255 255 0 0 0 0 0 0  255 0 0 0 0 0 0 0  0 255 0 0 0 0 0 0 ]
 			}
-			{
-				# for compatibility with older drivers
-				name "EMU10K1 PCM Send Volume"
-				index { @func private_pcm_subdevice }
-				lock true
-				optional true
-				value [ 255 255 0 0 0 0 0 0  255 0 0 0 0 0 0 0  0 255 0 0 0 0 0 0 ]
-			}
 			{
 				interface PCM
 				name "EMU10K1 PCM Send Routing"
@@ -131,14 +99,6 @@ Audigy2.pcm.center_lfe.0 {
 				optional true
 				value [ 6 7 0 0 0 0 0 0  6 7 0 0 0 0 0 0  6 7 0 0 0 0 0 0 ]
 			}
-			{
-				# for compatibility with older drivers
-				name "EMU10K1 PCM Send Routing"
-				index { @func private_pcm_subdevice }
-				lock true
-				optional true
-				value [ 6 7 0 0 0 0 0 0  6 7 0 0 0 0 0 0  6 7 0 0 0 0 0 0 ]
-			}
 		]
 	}
 }
@@ -167,14 +127,6 @@ Audigy2.pcm.side.0 {
 				optional true
 				value [ 255 255 0 0 0 0 0 0  255 0 0 0 0 0 0 0  0 255 0 0 0 0 0 0 ]
 			}
-			{
-				# for compatibility with older drivers
-				name "EMU10K1 PCM Send Volume"
-				index { @func private_pcm_subdevice }
-				lock true
-				optional true
-				value [ 255 255 0 0 0 0 0 0  255 0 0 0 0 0 0 0  0 255 0 0 0 0 0 0 ]
-			}
 			{
 				interface PCM
 				name "EMU10K1 PCM Send Routing"
@@ -183,14 +135,6 @@ Audigy2.pcm.side.0 {
 				optional true
 				value [ 14 15 0 0 0 0 0 0  14 15 0 0 0 0 0 0  14 15 0 0 0 0 0 0 ]
 			}
-			{
-				# for compatibility with older drivers
-				name "EMU10K1 PCM Send Routing"
-				index { @func private_pcm_subdevice }
-				lock true
-				optional true
-				value [ 14 15 0 0 0 0 0 0  14 15 0 0 0 0 0 0  14 15 0 0 0 0 0 0 ]
-			}
 		]
 	}
 }
@@ -374,13 +318,6 @@ Audigy2.pcm.iec958.0 {
 				optional true
 				value [ $AES0 $AES1 $AES2 $AES3 ]
 			}
-			{
-				# for compatibility with older drivers
-				name "IEC958 Playback Default"
-				preserve true
-				optional true
-				value [ $AES0 $AES1 $AES2 $AES3 ]
-			}
 			{
 				name "IEC958 Optical Raw Playback Switch"
 				lock true
@@ -395,14 +332,6 @@ Audigy2.pcm.iec958.0 {
 				optional true
 				value [ 255 255 0 0 0 0 0 0  255 0 0 0 0 0 0 0  0 255 0 0 0 0 0 0 ]
 			}
-			{
-				# for compatibility with older drivers
-				name "EMU10K1 PCM Send Volume"
-				index { @func private_pcm_subdevice }
-				lock true
-				optional true
-				value [ 255 255 0 0 0 0 0 0  255 0 0 0 0 0 0 0  0 255 0 0 0 0 0 0 ]
-			}
 			{
 				interface PCM
 				name "EMU10K1 PCM Send Routing"
@@ -411,14 +340,6 @@ Audigy2.pcm.iec958.0 {
 				optional true
 				value [ 20 21 0 0 0 0 0 0  20 21 0 0 0 0 0 0   20 21 0 0 0 0 0 0 ]
 			}
-			{
-				# for compatibility with older drivers
-				name "EMU10K1 PCM Send Routing"
-				index { @func private_pcm_subdevice }
-				lock true
-				optional true
-				value [ 20 21 0 0 0 0 0 0  20 21 0 0 0 0 0 0   20 21 0 0 0 0 0 0 ]
-			}
 			{
 				name "Audigy Analog/Digital Output Jack"
 				lock true

src/conf/cards/EMU10K1.conf

@@ -28,14 +28,6 @@ EMU10K1.pcm.front.0 {
 					optional true
 					value [ 255 255 0 0 255 0 0 0 0 255 0 0 ]
 				}
-				{
-					# for compatibility with older drivers
-					name "EMU10K1 PCM Send Volume"
-					index { @func private_pcm_subdevice }
-					# lock true
-					optional true
-					value [ 255 255 0 0 255 0 0 0 0 255 0 0 ]
-				}
 				{
 					interface PCM
 					name "EMU10K1 PCM Send Routing"
@@ -44,14 +36,6 @@ EMU10K1.pcm.front.0 {
 					optional true
 					value [ 8 9 0 0 8 9 0 0 8 9 0 0 ]
 				}
-				{
-					# for compatibility with older drivers
-					name "EMU10K1 PCM Send Routing"
-					index { @func private_pcm_subdevice }
-					# lock true
-					optional true
-					value [ 8 9 0 0 8 9 0 0 8 9 0 0 ]
-				}
 			]
 		}
 	}
@@ -87,14 +71,6 @@ EMU10K1.pcm.rear.0 {
 					optional true
 					value [ 0 0 255 255 0 0 255 0 0 0 0 255 ]
 				}
-				{
-					# for compatibility with older drivers
-					name "EMU10K1 PCM Send Volume"
-					index { @func private_pcm_subdevice }
-					# lock true
-					optional true
-					value [ 0 0 255 255 0 0 255 0 0 0 0 255 ]
-				}
 			]
 		}
 	}
@@ -152,14 +128,6 @@ EMU10K1.pcm.center_lfe.0 {
 					optional true
 					value [ 255 255 0 0 255 0 0 0 0 255 0 0 ]
 				}
-				{
-					# for compatibility with older drivers
-					name "EMU10K1 PCM Send Volume"
-					index { @func private_pcm_subdevice }
-					# lock true
-					optional true
-					value [ 255 255 0 0 255 0 0 0 0 255 0 0 ]
-				}
 				{
 					interface PCM
 					name "EMU10K1 PCM Send Routing"
@@ -168,14 +136,6 @@ EMU10K1.pcm.center_lfe.0 {
 					optional true
 					value [ 6 7 0 0 6 7 0 0 6 7 0 0 ]
 				}
-				{
-					# for compatibility with older drivers
-					name "EMU10K1 PCM Send Routing"
-					index { @func private_pcm_subdevice }
-					# lock true
-					optional true
-					value [ 6 7 0 0 6 7 0 0 6 7 0 0 ]
-				}
 			]
 		}
 	}
@@ -304,14 +264,6 @@ EMU10K1.pcm.iec958.0 {
 				optional true
 				value [ $AES0 $AES1 $AES2 $AES3 ]
 			}
-			{
-				# for compatibility with older drivers
-				name "IEC958 Playback Default"
-				lock true
-				preserve true
-				optional true
-				value [ $AES0 $AES1 $AES2 $AES3 ]
-			}
 			{
 				name "IEC958 Optical Raw Playback Switch"
 				lock true

src/conf/cards/HDA-Intel.conf

@@ -163,8 +163,6 @@ HDA-Intel.pcm.iec958.0 {
 	hint.device 1
 }
 
-<confdir:pcm/hdmi.conf>
-
 HDA-Intel.pcm.hdmi.common {
 	@args [ CARD DEVICE CTLINDEX AES0 AES1 AES2 AES3 ]
 	@args.CARD {

src/conf/cards/HdmiLpeAudio.conf

@@ -2,8 +2,6 @@
 # Configuration for the Intel HDMI/DP LPE audio
 #
 
-<confdir:pcm/hdmi.conf>
-
 HdmiLpeAudio.pcm.hdmi.0 {
 	@args [ CARD AES0 AES1 AES2 AES3 ]
 	@args.CARD {

src/conf/cards/Makefile.am

@@ -60,22 +60,6 @@ cfg_files = aliases.conf \
 	VXPocket.conf \
 	VXPocket440.conf
 
-if BUILD_ALISP
-cfg_files += aliases.alisp
-endif
-
 alsa_DATA = $(cfg_files)
 
-if BUILD_ALISP
-SI7018dir = $(alsaconfigdir)/cards/SI7018
-SI7018_files = \
-	SI7018/sndoc-mixer.alisp \
-	SI7018/sndop-mixer.alisp
-SI7018_DATA = $(SI7018_files)
-else
-SI7018_files=
-endif
-
-EXTRA_DIST = \
-	$(cfg_files) \
-	$(SI7018_files)
+EXTRA_DIST = $(cfg_files)

src/conf/cards/SI7018/sndoc-mixer.alisp

@@ -1,11 +0,0 @@
-;
-; SiS SI7018 mixer abstract layer
-;
-; Copyright (c) 2003 Jaroslav Kysela <perex@perex.cz>
-; License: GPL v2 (http://www.gnu.org/licenses/gpl.html)
-;
-
-(defun sndoc_mixer_open (hctl pcm)
-  (princ "sndoc_mixer_open: hctl=" hctl " pcm=" pcm "\n")
-  0
-)

src/conf/cards/SI7018/sndop-mixer.alisp

@@ -1,11 +0,0 @@
-;
-; SiS SI7018 mixer abstract layer
-;
-; Copyright (c) 2003 Jaroslav Kysela <perex@perex.cz>
-; License: GPL v2 (http://www.gnu.org/licenses/gpl.html)
-;
-
-(defun sndop_mixer_open (hctl pcm)
-  (princ "sndop_mixer_open: hctl=" hctl " pcm=" pcm "\n")
-  0
-)

src/conf/cards/USB-Audio.conf

@@ -27,6 +27,7 @@ USB-Audio.pcm.use_dmix {
 USB-Audio.pcm.surround40_type {
 	"AudioPhile" two_stereo_devices
 	"Audiophile USB (tm)" two_stereo_devices
+	"ICUSBAUDIO7D" six_channels
 	"OmniStudio" two_stereo_devices
 	"Quattro" two_stereo_devices
 	"SB Audigy 2 NX" six_channels
@@ -52,6 +53,7 @@ USB-Audio.pcm.iec958_device {
 	"Blue Snowball" 999
 	"C-Media USB Headphone Set" 999
 	"Cmedia Audio" 999
+	"Corsair HS60 PRO Surround USB S" 999
 	"DELL PROFESSIONAL SOUND BAR AE5" 999
 	"HP Digital Stereo Headset" 999
 	"GN 9330" 999
@@ -65,8 +67,11 @@ USB-Audio.pcm.iec958_device {
 	"Plantronics USB Headset" 999
 	"Plantronics Wireless Audio" 999
 	"SB WoW Headset" 999
+	"Scarlett 2i2 4th Gen" 999
 	"Scarlett 2i2 USB" 999
 	"Scarlett 2i4 USB" 999
+	"Scarlett Solo 4th Gen" 999
+	"Scarlett Solo USB" 999
 	"Sennheiser USB headset" 999
 	"SWTOR Gaming Headset by Razer" 999
 	"ThinkStation P620 Main" 999

src/conf/cards/aliases.alisp

@@ -1,29 +0,0 @@
-(setq snd_card_aliases_array
-  (
-    ("YMF724" 		. "YMF744")
-    ("YMF724F"		. "YMF744")
-    ("YMF740"		. "YMF744")
-    ("YMF740C"		. "YMF744")
-    ("YMF754"		. "YMF744")
-    ("CMIPCI"		. "CMI8338")
-    ("CMI8738"		. "CMI8338")
-    ("CMI8738-MC4"	. "CMI8738-MC6")
-    ("E-mu APS"		. "EMU10K1")
-    ("GUS Max"		. "GUS")
-    ("GUS ACE" 		. "GUS")
-    ("GUS Extreme"	. "GUS")
-    ("AMD InterWave"	. "GUS")
-    ("Dynasonic 3-D"	. "GUS")
-    ("InterWave STB"	. "GUS")
-  )
-)
-
-(defun snd_card_alias (cardname)
-  (setq r (assq cardname snd_card_aliases_array))
-  (setq r (if (null r) cardname r))
-  (unsetq r)
-)
-
-(defun snd_card_alias_unset ()
-  (unsetq snd_card_aliases_array snd_card_alias)
-)

src/conf/cards/aliases.conf

@@ -57,8 +57,10 @@ CMI8786 cards.CMI8788
 CMI8787 cards.CMI8788
 pistachio cards.pistachio-card
 VC4-HDMI cards.vc4-hdmi
+hda-acpi cards.HDA-Intel
 
 <confdir:ctl/default.conf>
 <confdir:pcm/default.conf>
 <confdir:pcm/dmix.conf>
 <confdir:pcm/dsnoop.conf>
+<confdir:pcm/hdmi.conf>

src/conf/cards/vc4-hdmi.conf

@@ -3,8 +3,6 @@
 # subframe conversion
 #
 
-<confdir:pcm/hdmi.conf>
-
 vc4-hdmi.pcm.hdmi.0 {
 	@args [ CARD AES0 AES1 AES2 AES3 ]
 	@args.CARD {

src/conf/sndo-mixer.alisp

@@ -1,115 +0,0 @@
-;
-; Toplevel configuration for the ALSA Ordinary Mixer Interface
-;
-; Copyright (c) 2003 Jaroslav Kysela <perex@perex.cz>
-; License: GPL v2 (http://www.gnu.org/licenses/gpl.html)
-;
-
-(defun sndo_include (hctl stream)
-  (setq info (Acall "ctl_card_info" (Acall "hctl_ctl" hctl)))
-  (if (= (Aerror info) 0)
-    (progn
-      (setq info (Aresult info))
-      (setq driver (cdr (assq "driver" (unsetq info))))
-      (setq file (concat (path "data") "/alsa/cards/" (snd_card_alias driver) "/sndo" stream "-mixer.alisp"))
-      (setq r (include file))
-      (when (= r -2) (Asyserr "unable to find file " file))
-    )
-    (setq r (Aerror info))
-  )
-  (unsetq info driver file r)
-)
-
-(defun sndo_mixer_open_fcn (hctl stream pcm)
-  (setq fcn (concat "sndo" stream "_mixer_open"))
-  (setq r (if (exfun fcn) (funcall fcn hctl pcm) 0))
-  (when (= r 0)
-    (setq hctls (if hctls (cons hctls (cons hctl)) hctl))
-  )
-  (unsetq fcn r)
-)
-
-(defun sndo_mixer_open_hctl (name stream pcm)
-  (setq hctl (Acall "hctl_open" name nil))
-  (setq r (Aerror hctl))
-  (when (= r 0)
-    (setq hctl (Aresult hctl))
-    (setq r (sndo_include hctl stream))
-    (if (= r 0)
-       (setq r (sndo_mixer_open_fcn hctl stream pcm))
-       (Acall "hctl_close" hctl)
-    )
-  )
-  (unsetq hctl r)
-)
-
-(defun sndo_mixer_open_virtual (name stream pcm)
-  (setq file (concat (path "data") "/alsa/virtual/" name "/sndo" stream "-mixer.alisp"))
-  (setq r (include file))
-  (when (= r -2) (Asyserr "unable to find file " file))
-  (when (= r 0) (setq r (sndo_mixer_open_fcn nil stream pcm)))
-  (unsetq file r)
-)
-
-(defun sndo_mixer_open1 (name stream)
-  (if (compare-strings name 0 2 "hw:" 0 2)
-    (sndo_mixer_open_hctl name stream nil)
-    (sndo_mixer_open_virtual name stream nil)
-  )
-)
-
-(defun sndo_mixer_open (pname cname)
-  (setq r (sndo_mixer_open1 pname "p"))
-  (when (= r 0) (setq r (sndo_mixer_open1 cname "c")))
-  (when (!= r 0) (sndo_mixer_close))
-  (unsetq sndo_mixer_open
-	  sndo_mixer_open_pcm sndo_mixer_open_pcm1
-          sndo_mixer_open_virtual sndo_mixer_open_fcn
-	  sndo_include r)
-)
-
-(defun sndo_mixer_open_pcm1 (pcm stream)
-  (setq info (Acall "pcm_info" pcm))
-  (setq r (Aerror info))
-  (when (= r 0)
-    (setq info (Aresult info))
-    (setq card (cdr (assq "card" info)))
-    (setq r
-      (if (< card 0)
-	(sndo_mixer_open_virtual (Acall "pcm_name" pcm) stream pcm)
-        (sndo_mixer_open_hctl (format "hw:%i" card) stream pcm)
-      )
-    )
-  )
-  (unsetq info card r)
-)
-
-(defun sndo_mixer_open_pcm (ppcm cpcm)
-  (setq r (sndo_mixer_open_pcm1 ppcm "p"))
-  (when (= r 0) (setq r (sndo_mixer_open_pcm1 cpcm "c")))
-  (when (!= r 0) (sndo_mixer_close))
-  (unsetq sndo_mixer_open
-	  sndo_mixer_open_pcm sndo_mixer_open_pcm1
-          sndo_mixer_open_virtual sndo_mixer_open_fcn
-	  sndo_include r)
-)
-
-(defun sndo_mixer_close1 (hctl stream)
-  (when hctl
-    (progn
-      (setq fcn (concat "sndo" stream "_mixer_close"))
-      (when (exfun fcn) (funcall fcn hctl))
-      (unsetq fcn)
-      (Acall "hctl_close" hctl)
-    )
-  )
-)
-
-(defun sndo_mixer_close nil
-  (sndo_mixer_close1 (nth 1 hctls) "c")
-  (sndo_mixer_close1 (nth 0 hctls) "p")
-  (snd_card_alias_unset)
-  (unsetq hctls)
-)
-
-(include (concat (path "data") "/alsa/cards/aliases.alisp"))

src/confeval.c

@@ -31,14 +31,16 @@
  *
  */
 
+#include "local.h"
 #include <stdlib.h>
 #include <stdio.h>
 #include <string.h>
 #include <ctype.h>
 #include <limits.h>
-#include "local.h"
 
+#ifndef DOC_HIDDEN
 typedef long long value_type_t;
+#endif /* DOC_HIDDEN */
 
 static const char *_find_end_of_expression(const char *s, char begin, char end)
 {
@@ -119,6 +121,7 @@ static int _to_integer(value_type_t *val, snd_config_t *c)
 	return err;
 }
 
+#ifndef DOC_HIDDEN
 int _snd_eval_string(snd_config_t **dst, const char *s,
 		     snd_config_expand_fcn_t fcn, void *private_data)
 {
@@ -244,6 +247,7 @@ int _snd_eval_string(snd_config_t **dst, const char *s,
 	else
 		return snd_config_imake_integer(dst, NULL, left);
 }
+#endif /* DOC_HIDDEN */
 
 /**
  * \brief Evaluate an math expression in the string
@@ -251,7 +255,7 @@ int _snd_eval_string(snd_config_t **dst, const char *s,
  *                 node at the address specified by \a dst.
  * \param[in] s A string to evaluate
  * \param[in] fcn A function to get the variable contents
- * \param[in] private_value A private value for the variable contents function
+ * \param[in] private_data A private value for the variable contents function
  * \return 0 if successful, otherwise a negative error code.
  */
 int snd_config_evaluate_string(snd_config_t **dst, const char *s,

src/confmisc.c

@@ -74,12 +74,12 @@
 */
 
 
+#include "local.h"
 #include <stdlib.h>
 #include <stdio.h>
 #include <string.h>
 #include <ctype.h>
 #include <limits.h>
-#include "local.h"
 
 /**
  * \brief Gets the boolean value from the given ASCII string.
@@ -645,7 +645,7 @@ static int string_from_integer(char **dst, long v)
 }
 #endif
 
-int _snd_func_private_data(snd_config_t **dst, snd_config_t *src,
+static int _snd_func_private_data(snd_config_t **dst, snd_config_t *src,
 			   snd_config_t **private_data, const char *id)
 {
 	int err;
@@ -1031,6 +1031,14 @@ int snd_func_card_name(snd_config_t **dst, snd_config_t *root,
 SND_DLSYM_BUILD_VERSION(snd_func_card_name, SND_CONFIG_DLSYM_VERSION_EVALUATE);
 #endif
 
+#ifdef DOXYGEN
+/* For consistency with the PCM Interface module, include documentation even
+ * when PCM module is not included in the build. */ 
+#ifndef BUILD_PCM
+#define BUILD_PCM
+#endif
+#endif /* DOXYGEN */
+
 #ifdef BUILD_PCM
 
 /**

src/control/cards.c

@@ -25,6 +25,7 @@
  *
  */
 
+#include "control_local.h"
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
@@ -32,7 +33,6 @@
 #include <ctype.h>
 #include <fcntl.h>
 #include <sys/ioctl.h>
-#include "control_local.h"
 
 #ifndef DOC_HIDDEN
 #define SND_FILE_CONTROL	ALSA_DEVICE_DIRECTORY "controlC%i"

src/control/control.c

@@ -185,6 +185,7 @@ in-kernel implementations utilize this feature for I/O operations. This is
 against the original design.
 */
 
+#include "control_local.h"
 #include <stdio.h>
 #include <stdlib.h>
 #include <stdint.h>
@@ -196,7 +197,6 @@ against the original design.
 #include <poll.h>
 #include <stdbool.h>
 #include <limits.h>
-#include "control_local.h"
 
 /**
  * \brief get identifier of CTL handle
@@ -265,13 +265,14 @@ int snd_ctl_nonblock(snd_ctl_t *ctl, int nonblock)
 }
 
 #ifndef DOC_HIDDEN
-int snd_ctl_new(snd_ctl_t **ctlp, snd_ctl_type_t type, const char *name)
+int snd_ctl_new(snd_ctl_t **ctlp, snd_ctl_type_t type, const char *name, int mode)
 {
 	snd_ctl_t *ctl;
 	ctl = calloc(1, sizeof(*ctl));
 	if (!ctl)
 		return -ENOMEM;
 	ctl->type = type;
+	ctl->mode = mode;
 	if (name)
 		ctl->name = strdup(name);
 	INIT_LIST_HEAD(&ctl->async_handlers);
@@ -427,6 +428,7 @@ int snd_ctl_elem_info(snd_ctl_t *ctl, snd_ctl_elem_info_t *info)
 	return ctl->ops->element_info(ctl, info);
 }
 
+#ifndef DOC_HIDDEN
 #if 0 /* deprecated */
 static bool validate_element_member_dimension(snd_ctl_elem_info_t *info)
 {
@@ -502,6 +504,8 @@ int __snd_ctl_add_elem_set(snd_ctl_t *ctl, snd_ctl_elem_info_t *info,
 	return ctl->ops->element_add(ctl, info);
 }
 
+#endif /* DOC_HIDDEN */
+
 /**
  * \brief Create and add some user-defined control elements of integer type.
  * \param ctl A handle of backend module for control interface.
@@ -1266,6 +1270,49 @@ int snd_ctl_rawmidi_prefer_subdevice(snd_ctl_t *ctl, int subdev)
 	return ctl->ops->rawmidi_prefer_subdevice(ctl, subdev);
 }
 
+/**
+ * \brief Get next UMP device number
+ * \param ctl CTL handle
+ * \param device current device on entry and next device on return
+ * \return 0 on success otherwise a negative error code
+ */
+int snd_ctl_ump_next_device(snd_ctl_t *ctl, int *device)
+{
+	assert(ctl && device);
+	if (ctl->ops->ump_next_device)
+		return ctl->ops->ump_next_device(ctl, device);
+	return -ENXIO;
+}
+
+/**
+ * \brief Get UMP Endpoint info about a UMP RawMidi device
+ * \param ctl CTL handle
+ * \param info UMP Endpoint info pointer
+ * \return 0 on success otherwise a negative error code
+ */
+int snd_ctl_ump_endpoint_info(snd_ctl_t *ctl, snd_ump_endpoint_info_t *info)
+{
+	assert(ctl && info);
+	fprintf(stderr, "%s:%d\n", __func__, __LINE__);
+	if (ctl->ops->ump_endpoint_info)
+		return ctl->ops->ump_endpoint_info(ctl, info);
+	return -ENXIO;
+}
+
+/**
+ * \brief Get UMP Block info about a UMP RawMidi device
+ * \param ctl CTL handle
+ * \param info UMP Block info pointer
+ * \return 0 on success otherwise a negative error code
+ */
+int snd_ctl_ump_block_info(snd_ctl_t *ctl, snd_ump_block_info_t *info)
+{
+	assert(ctl && info);
+	if (ctl->ops->ump_block_info)
+		return ctl->ops->ump_block_info(ctl, info);
+	return -ENXIO;
+}
+
 /**
  * \brief Set Power State to given SND_CTL_POWER_* value and do the power management
  * \param ctl CTL handle
@@ -1320,7 +1367,7 @@ int snd_ctl_wait(snd_ctl_t *ctl, int timeout)
 
 	npfds = snd_ctl_poll_descriptors_count(ctl);
 	if (npfds <= 0 || npfds >= 16) {
-		SNDERR("Invalid poll_fds %d\n", npfds);
+		SNDERR("Invalid poll_fds %d", npfds);
 		return -EIO;
 	}
 	pfd = alloca(sizeof(*pfd) * npfds);
@@ -1328,7 +1375,7 @@ int snd_ctl_wait(snd_ctl_t *ctl, int timeout)
 	if (err < 0)
 		return err;
 	if (err != npfds) {
-		SNDMSG("invalid poll descriptors %d\n", err);
+		SNDMSG("invalid poll descriptors %d", err);
 		return -EIO;
 	}
 	for (;;) {

src/control/control_ext.c

@@ -27,12 +27,12 @@
  *
  */
 
+#include "control_local.h"
+#include "control_external.h"
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
 #include <string.h>
-#include "control_local.h"
-#include "control_external.h"
 
 #ifndef PIC
 /* entry for static linking */
@@ -622,7 +622,7 @@ The rest fields are filled by #snd_ctl_ext_create().  The handle field
 is the resultant PCM handle.  The others are the current status of the
 PCM.
 
-\section ctl_ext_impl Callback Functions of External Control Plugins
+\section ctl_ext_impl_cb Callback Functions of External Control Plugins
 
 The callback functions in #snd_ctl_ext_callback_t define the real
 behavior of the driver.  There are many callbacks but many of them are optional. 
@@ -712,11 +712,11 @@ int snd_ctl_ext_create(snd_ctl_ext_t *ext, const char *name, int mode)
 
 	if (ext->version < SNDRV_PROTOCOL_VERSION(1, 0, 0) ||
 	    ext->version > SND_CTL_EXT_VERSION) {
-		SNDERR("ctl_ext: Plugin version mismatch\n");
+		SNDERR("ctl_ext: Plugin version mismatch");
 		return -ENXIO;
 	}
 
-	err = snd_ctl_new(&ctl, SND_CTL_TYPE_EXT, name);
+	err = snd_ctl_new(&ctl, SND_CTL_TYPE_EXT, name, mode);
 	if (err < 0)
 		return err;
 

src/control/control_hw.c

@@ -26,6 +26,7 @@
  *
  */
 
+#include "control_local.h"
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
@@ -33,18 +34,18 @@
 #include <string.h>
 #include <fcntl.h>
 #include <sys/ioctl.h>
-#include "control_local.h"
 
 #ifndef PIC
 /* entry for static linking */
 const char *_snd_module_control_hw = "";
 #endif
 
+#ifndef DOC_HIDDEN
+
 #ifndef F_SETSIG
 #define F_SETSIG 10
 #endif
 
-#ifndef DOC_HIDDEN
 #define SNDRV_FILE_CONTROL	ALSA_DEVICE_DIRECTORY "controlC%i"
 #define SNDRV_CTL_VERSION_MAX	SNDRV_PROTOCOL_VERSION(2, 0, 4)
 
@@ -325,6 +326,32 @@ static int snd_ctl_hw_rawmidi_prefer_subdevice(snd_ctl_t *handle, int subdev)
 	return 0;
 }
 
+static int snd_ctl_hw_ump_next_device(snd_ctl_t *handle, int *device)
+{
+	snd_ctl_hw_t *hw = handle->private_data;
+	if (ioctl(hw->fd, SNDRV_CTL_IOCTL_UMP_NEXT_DEVICE, device) < 0)
+		return -errno;
+	return 0;
+}
+
+static int snd_ctl_hw_ump_endpoint_info(snd_ctl_t *handle,
+					snd_ump_endpoint_info_t *info)
+{
+	snd_ctl_hw_t *hw = handle->private_data;
+	if (ioctl(hw->fd, SNDRV_CTL_IOCTL_UMP_ENDPOINT_INFO, info) < 0)
+		return -errno;
+	return 0;
+}
+
+static int snd_ctl_hw_ump_block_info(snd_ctl_t *handle,
+				     snd_ump_block_info_t *info)
+{
+	snd_ctl_hw_t *hw = handle->private_data;
+	if (ioctl(hw->fd, SNDRV_CTL_IOCTL_UMP_BLOCK_INFO, info) < 0)
+		return -errno;
+	return 0;
+}
+
 static int snd_ctl_hw_set_power_state(snd_ctl_t *handle, unsigned int state)
 {
 	snd_ctl_hw_t *hw = handle->private_data;
@@ -348,7 +375,7 @@ static int snd_ctl_hw_read(snd_ctl_t *handle, snd_ctl_event_t *event)
 	if (res <= 0)
 		return -errno;
 	if (CHECK_SANITY(res != sizeof(*event))) {
-		SNDMSG("snd_ctl_hw_read: read size error (req:%d, got:%d)\n",
+		SNDMSG("snd_ctl_hw_read: read size error (req:%d, got:%d)",
 		       sizeof(*event), res);
 		return -EINVAL;
 	}
@@ -379,6 +406,9 @@ static const snd_ctl_ops_t snd_ctl_hw_ops = {
 	.rawmidi_next_device = snd_ctl_hw_rawmidi_next_device,
 	.rawmidi_info = snd_ctl_hw_rawmidi_info,
 	.rawmidi_prefer_subdevice = snd_ctl_hw_rawmidi_prefer_subdevice,
+	.ump_next_device = snd_ctl_hw_ump_next_device,
+	.ump_endpoint_info = snd_ctl_hw_ump_endpoint_info,
+	.ump_block_info = snd_ctl_hw_ump_block_info,
 	.set_power_state = snd_ctl_hw_set_power_state,
 	.get_power_state = snd_ctl_hw_get_power_state,
 	.read = snd_ctl_hw_read,
@@ -444,7 +474,7 @@ int snd_ctl_hw_open(snd_ctl_t **handle, const char *name, int card, int mode)
 	hw->fd = fd;
 	hw->protocol = ver;
 
-	err = snd_ctl_new(&ctl, SND_CTL_TYPE_HW, name);
+	err = snd_ctl_new(&ctl, SND_CTL_TYPE_HW, name, mode);
 	if (err < 0) {
 		close(fd);
 		free(hw);

src/control/control_local.h

@@ -47,6 +47,9 @@ typedef struct _snd_ctl_ops {
 	int (*rawmidi_next_device)(snd_ctl_t *handle, int *device);
 	int (*rawmidi_info)(snd_ctl_t *handle, snd_rawmidi_info_t * info);
 	int (*rawmidi_prefer_subdevice)(snd_ctl_t *handle, int subdev);
+	int (*ump_next_device)(snd_ctl_t *handle, int *device);
+	int (*ump_endpoint_info)(snd_ctl_t *handle, snd_ump_endpoint_info_t *info);
+	int (*ump_block_info)(snd_ctl_t *handle, snd_ump_block_info_t *info);
 	int (*set_power_state)(snd_ctl_t *handle, unsigned int state);
 	int (*get_power_state)(snd_ctl_t *handle, unsigned int *state);
 	int (*read)(snd_ctl_t *handle, snd_ctl_event_t *event);
@@ -62,6 +65,7 @@ struct _snd_ctl {
 	snd_ctl_type_t type;
 	const snd_ctl_ops_t *ops;
 	void *private_data;
+	int mode;
 	int nonblock;
 	int poll_fd;
 	struct list_head async_handlers;
@@ -93,7 +97,7 @@ struct _snd_hctl {
 /* make local functions really local */
 #define snd_ctl_new	snd1_ctl_new
 
-int snd_ctl_new(snd_ctl_t **ctlp, snd_ctl_type_t type, const char *name);
+int snd_ctl_new(snd_ctl_t **ctlp, snd_ctl_type_t type, const char *name, int mode);
 int _snd_ctl_poll_descriptor(snd_ctl_t *ctl);
 #define _snd_ctl_async_descriptor _snd_ctl_poll_descriptor
 int snd_ctl_hw_open(snd_ctl_t **handle, const char *name, int card, int mode);

src/control/control_shm.c

@@ -502,7 +502,7 @@ int snd_ctl_shm_open(snd_ctl_t **handlep, const char *name, const char *sockname
 	shm->socket = sock;
 	shm->ctrl = ctrl;
 
-	err = snd_ctl_new(&ctl, SND_CTL_TYPE_SHM, name);
+	err = snd_ctl_new(&ctl, SND_CTL_TYPE_SHM, name, mode);
 	if (err < 0) {
 		result = err;
 		goto _err;

src/control/ctlparse.c

@@ -25,11 +25,11 @@
  *
  */
 
+#include "control_local.h"
 #include <unistd.h>
 #include <string.h>
 #include <ctype.h>
 #include <math.h>
-#include "control_local.h"
 
 /* Function to convert from percentage to volume. val = percentage */
 

src/control/eld.c

@@ -26,12 +26,12 @@
  *
  */
 
+#include "control_local.h"
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
 #include <string.h>
 #include <ctype.h>
-#include "control_local.h"
 
 static void __fill_eld_ctl_id(snd_ctl_elem_id_t *id, int dev, int subdev)
 {
@@ -53,7 +53,7 @@ int __snd_pcm_info_eld_fixup(snd_pcm_info_t * info)
 
 	ret = snd_ctl_hw_open(&ctl, NULL, info->card, 0);
 	if (ret < 0) {
-		SYSMSG("Cannot open the associated CTL\n");
+		SYSMSG("Cannot open the associated CTL");
 		return ret;
 	}
 
@@ -66,7 +66,7 @@ int __snd_pcm_info_eld_fixup(snd_pcm_info_t * info)
 	if (ret == -ENOENT || cinfo.type != SND_CTL_ELEM_TYPE_BYTES || cinfo.count == 0)
 		return 0;
 	if (ret < 0) {
-		SYSMSG("Cannot read ELD\n");
+		SYSMSG("Cannot read ELD");
 		return ret;
 	}
 	/* decode connected HDMI device name */
@@ -78,7 +78,7 @@ int __snd_pcm_info_eld_fixup(snd_pcm_info_t * info)
 		/* no monitor name detected */
 		goto __present;
 	if (l > 16 || 20 + l > cinfo.count) {
-		SNDERR("ELD decode failed, using old HDMI output names\n");
+		SNDERR("ELD decode failed, using old HDMI output names");
 		return 0;
 	}
 	s = alloca(l + 1);

src/control/hcontrol.c

@@ -42,13 +42,13 @@ to reduce overhead accessing the real controls in kernel drivers.
 
 */
 
+#include "control_local.h"
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
 #include <string.h>
 #include <fcntl.h>
 #include <sys/ioctl.h>
-#include "control_local.h"
 #ifdef HAVE_LIBPTHREAD
 #include <pthread.h>
 #endif
@@ -680,7 +680,7 @@ int snd_hctl_wait(snd_hctl_t *hctl, int timeout)
 	
 	npfds = snd_hctl_poll_descriptors_count(hctl);
 	if (npfds <= 0 || npfds >= 16) {
-		SNDERR("Invalid poll_fds %d\n", npfds);
+		SNDERR("Invalid poll_fds %d", npfds);
 		return -EIO;
 	}
 	pfd = alloca(sizeof(*pfd) * npfds);
@@ -689,14 +689,14 @@ int snd_hctl_wait(snd_hctl_t *hctl, int timeout)
 	if (err < 0)
 		return err;
 	if (err != npfds) {
-		SNDMSG("invalid poll descriptors %d\n", err);
+		SNDMSG("invalid poll descriptors %d", err);
 		return -EIO;
 	}
 	do {
 		pollio = 0;
 		err_poll = poll(pfd, npfds, timeout);
 		if (err_poll < 0) {
-			if (errno == EINTR && !CTLINABORT(hctl->ctl))
+			if (errno == EINTR && !CTLINABORT(hctl->ctl) && !(hctl->ctl->mode & SND_CTL_EINTR))
 				continue;
 			return -errno;
 		}

src/control/namehint.c

@@ -1,5 +1,6 @@
 /**
  * \file control/namehint.c
+ * \ingroup Configuration
  * \brief Give device name hints
  * \author Jaroslav Kysela <perex@perex.cz>
  * \date 2006

src/control/setup.c

@@ -29,13 +29,13 @@
  *
  */
 
+#include "local.h"
 #include <stdio.h>
 #include <stdlib.h>
 #include <stdarg.h>
 #include <unistd.h>
 #include <string.h>
 #include <ctype.h>
-#include "local.h"
 
 #ifndef DOC_HIDDEN
 typedef struct {
@@ -311,7 +311,7 @@ static int snd_config_get_ctl_elem_value(snd_config_t *conf,
 			unsigned int idx = 0;
 			if (len % 2 != 0 || len > count * 2) {
 			_bad_content:
-				SNDERR("bad value content\n");
+				SNDERR("bad value content");
 				return -EINVAL;
 			}
 			while (*buf) {

src/control/tlv.c

@@ -26,6 +26,7 @@
  *
  */
 
+#include "control_local.h"
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
@@ -33,13 +34,14 @@
 #ifndef HAVE_SOFT_FLOAT
 #include <math.h>
 #endif
-#include "control_local.h"
 
 #ifndef DOC_HIDDEN
 /* convert to index of integer array */
 #define int_index(size)	(((size) + sizeof(int) - 1) / sizeof(int))
 /* max size of a TLV entry for dB information (including compound one) */
 #define MAX_TLV_RANGE_SIZE	256
+/* min length of a TLV stream to contain type and size */
+#define MIN_TLV_STREAM_LEN	((SNDRV_CTL_TLVO_LEN + 1) * sizeof(int))
 #endif
 
 /**
@@ -47,12 +49,12 @@
  * \param tlv the TLV source
  * \param tlv_size the byte size of TLV source
  * \param db_tlvp the pointer stored the dB TLV information
- * \return the byte size of dB TLV information if found in the given
- *   TLV source, or a negative error code.
+ * \return The byte size of dB TLV information if found in the given TLV
+ *   source, -ENOENT if not found, or a negative error code in case of an error.
  *
  * This function parses the given TLV source and stores the TLV start
  * point if the TLV information regarding dB conversion is found.
- * The stored TLV pointer can be passed to the convesion functions
+ * The stored TLV pointer can be passed to the conversion functions
  * #snd_tlv_convert_to_dB(), #snd_tlv_convert_from_dB() and
  * #snd_tlv_get_dB_range().
  */
@@ -64,6 +66,13 @@ int snd_tlv_parse_dB_info(unsigned int *tlv,
 	unsigned int size;
 	int err;
 
+	/* Validate that it is possible to read the type and size
+	 * without reading past the end of the buffer. */
+	if (tlv_size < MIN_TLV_STREAM_LEN) {
+		SNDERR("TLV stream too short");
+		return -EINVAL;
+	}
+
 	*db_tlvp = NULL;
 	type = tlv[SNDRV_CTL_TLVO_TYPE];
 	size = tlv[SNDRV_CTL_TLVO_LEN];
@@ -79,7 +88,7 @@ int snd_tlv_parse_dB_info(unsigned int *tlv,
 		while (size > 0) {
 			unsigned int len;
 			err = snd_tlv_parse_dB_info(tlv, size, db_tlvp);
-			if (err < 0)
+			if (err < 0 && err != -ENOENT)
 				return err; /* error */
 			if (err > 0)
 				return err; /* found */
@@ -114,7 +123,7 @@ int snd_tlv_parse_dB_info(unsigned int *tlv,
 	default:
 		break;
 	}
-	return -EINVAL; /* not found */
+	return -ENOENT;
 }
 
 /**

src/dlmisc.c

@@ -27,8 +27,8 @@
  *
  */
 
-#include "list.h"
 #include "local.h"
+#include "list.h"
 #ifdef HAVE_LIBPTHREAD
 #include <pthread.h>
 #endif
@@ -170,8 +170,10 @@ EXPORT_SYMBOL void *INTERNAL(snd_dlopen_old)(const char *name, int mode)
 }
 #endif
 
+#ifndef DOC_HIDDEN
 use_symbol_version(__snd_dlopen_old, snd_dlopen, ALSA_0.9);
 use_default_symbol_version(__snd_dlopen, snd_dlopen, ALSA_1.1.6);
+#endif /* DOC_HIDDEN */
 
 /**
  * \brief Closes a dynamic library - ALSA wrapper for \c dlclose.

src/error.c

@@ -28,11 +28,11 @@
  *
  */
 
+#include "local.h"
 #include <stdio.h>
 #include <stdlib.h>
 #include <stdarg.h>
 #include <string.h>
-#include "local.h"
 
 /**
  * Array of error codes in US ASCII.
@@ -191,11 +191,38 @@ snd_lib_error_handler_t snd_err_msg = snd_err_msg_default;
  */
 size_t snd_strlcpy(char *dst, const char *src, size_t size)
 {
-  size_t ret = strlen(src);
-  if (size) {
-    size_t len = ret >= size ? size - 1 : ret;
-    memcpy(dst, src, len);
-    dst[len] = '\0';
-  }
-  return ret;
+	size_t ret = strlen(src);
+	if (size) {
+		size_t len = ret >= size ? size - 1 : ret;
+		memcpy(dst, src, len);
+		dst[len] = '\0';
+	}
+	return ret;
+}
+
+/**
+ * \brief Append a C-string into a sized buffer
+ * \param dst Where to append the string to
+ * \param src Where to copy the string from
+ * \param size Size of destination buffer
+ * \retval The total string length (no trimming)
+ *
+ * The result is always a valid NUL-terminated string that fits
+ * in the buffer (unless, of course, the buffer size is zero).
+ * It does not pad out the result.
+ */
+size_t snd_strlcat(char *dst, const char *src, size_t size)
+{
+	size_t dst_len = strlen(dst);
+	size_t len = strlen(src);
+	size_t ret = dst_len + len;
+	if (dst_len < size) {
+		dst += dst_len;
+		size -= dst_len;
+		if (len >= size)
+			len = size - 1;
+		memcpy(dst, src, len);
+		dst[len] = '\0';
+	}
+	return ret;
 }

src/hwdep/hwdep.c

@@ -28,13 +28,13 @@
  *
  */
 
+#include "hwdep_local.h"
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
 #include <string.h>
 #include <fcntl.h>
 #include <sys/ioctl.h>
-#include "hwdep_local.h"
 
 static int snd_hwdep_open_conf(snd_hwdep_t **hwdep,
 			       const char *name, snd_config_t *hwdep_root,

src/hwdep/hwdep_hw.c

@@ -19,13 +19,13 @@
  *
  */
 
+#include "hwdep_local.h"
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
 #include <string.h>
 #include <fcntl.h>
 #include <sys/ioctl.h>
-#include "hwdep_local.h"
 
 #ifndef PIC
 /* entry for static linking */

src/hwdep/hwdep_local.h

@@ -19,10 +19,10 @@
  *
  */
 
+#include "local.h"
 #include <stdio.h>
 #include <stdlib.h>
 #include <limits.h>
-#include "local.h"
 
 typedef struct {
 	int (*close)(snd_hwdep_t *hwdep);

src/input.c

@@ -27,11 +27,11 @@
  *
  */
 
+#include "local.h"
 #include <stdarg.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
-#include "local.h"
 
 #ifndef DOC_HIDDEN
 

src/mixer/bag.c

@@ -68,6 +68,11 @@ int bag_del(bag_t *bag, void *ptr)
 
 void bag_del_all(bag_t *bag)
 {
-	while (!list_empty(bag))
-		list_del(bag->next);
+	struct list_head *pos, *npos;
+
+	list_for_each_safe(pos, npos, bag) {
+		bag1_t *b = list_entry(pos, bag1_t, list);
+		list_del(&b->list);
+		free(b);
+	}
 }

src/mixer/mixer.c

@@ -39,13 +39,13 @@ This is an abstraction layer over the hcontrol layer.
 
 */
 
+#include "mixer_local.h"
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
 #include <string.h>
 #include <fcntl.h>
 #include <sys/ioctl.h>
-#include "mixer_local.h"
 
 #ifndef DOC_HIDDEN
 typedef struct _snd_mixer_slave {
@@ -482,7 +482,6 @@ int snd_mixer_elem_remove(snd_mixer_elem_t *elem)
 /**
  * \brief Free a mixer element
  * \param elem Mixer element
- * \return 0 on success otherwise a negative error code
  *
  * For use by mixer element class specific code.
  */

src/mixer/simple.c

@@ -29,6 +29,8 @@
  *
  */
 
+#include "mixer_local.h"
+#include "mixer_simple.h"
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
@@ -36,9 +38,6 @@
 #include <fcntl.h>
 #include <sys/ioctl.h>
 #include <math.h>
-#include "config.h"
-#include "mixer_local.h"
-#include "mixer_simple.h"
 
 /**
  * \brief Register mixer simple element class

src/mixer/simple_abst.c

@@ -27,6 +27,8 @@
  *
  */
 
+#include "mixer_local.h"
+#include "mixer_simple.h"
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
@@ -35,8 +37,6 @@
 #include <sys/ioctl.h>
 #include <math.h>
 #include <dlfcn.h>
-#include "mixer_local.h"
-#include "mixer_simple.h"
 
 #ifndef DOC_HIDDEN
 

src/mixer/simple_none.c

@@ -29,6 +29,8 @@
  *
  */
 
+#include "local.h"
+#include "mixer_simple.h"
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
@@ -38,9 +40,6 @@
 #include <assert.h>
 #include <math.h>
 #include <limits.h>
-#include "local.h"
-#include "config.h"
-#include "mixer_simple.h"
 
 #ifndef DOC_HIDDEN
 
@@ -1156,11 +1155,12 @@ static selem_ctl_t *get_selem_ctl(selem_none_t *s, int dir)
 		c = &s->ctls[CTL_CAPTURE_VOLUME];
 	else
 		return NULL;
-	if (! c->elem) {
+	if (! c->elem)
 		c = &s->ctls[CTL_GLOBAL_VOLUME];
-		if (! c->elem)
-			return NULL;
-	}
+	if (! c->elem)
+		c = &s->ctls[CTL_SINGLE];
+	if (! c->elem)
+		return NULL;
 	if (c->type != SND_CTL_ELEM_TYPE_INTEGER)
 		return NULL;
 	return c;