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https://github.com/alsa-project/alsa-tools.git
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Add ld10k1 tool
Added ld10k1 tool by Peter Zubaj.
This commit is contained in:
Takashi Iwai
parent
37104ebf62
commit
2df1aa7c20
98 changed files with 19970 additions and 1 deletions
347
ld10k1/src/ld10k1.c
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347
ld10k1/src/ld10k1.c
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/*
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* EMU10k1 loader
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*
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* Copyright (c) 2003,2004 by Peter Zubaj
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*
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* Hwdep usage based on sb16_csp
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#include <limits.h>
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#include <sys/stat.h>
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#include <alsa/asoundlib.h>
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#include <getopt.h>
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#include <stdarg.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <linux/ioctl.h>
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#include <ctype.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <signal.h>
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#include <time.h>
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#include "ld10k1.h"
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#include "ld10k1_fnc.h"
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#include "ld10k1_fnc1.h"
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int card = 0;
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snd_hwdep_t *handle;
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char comm_pipe[256];
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FILE *comm;
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char pidpath[256];
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FILE *logfile=NULL;
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static void vlog(const char *label, const char *fmt, va_list va)
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{
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FILE *out = stderr;
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if (logfile)
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out = logfile;
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if (logfile) {
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char timestr[20];
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time_t tp;
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tp = time(NULL);
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strftime(timestr, sizeof(timestr), "%b %d %H:%M:%S",
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localtime(&tp));
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fprintf(out, "%s %s", timestr, label);
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} else
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fprintf(out, label);
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vfprintf(out, fmt, va);
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fprintf(out, "\n");
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fflush(out);
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}
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void error(const char *fmt, ...)
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{
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va_list va;
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va_start(va, fmt);
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vlog("Error: ", fmt, va);
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va_end(va);
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}
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static void log(const char *fmt, ...)
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{
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va_list va;
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va_start(va, fmt);
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vlog("", fmt, va);
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va_end(va);
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}
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static void help(char *command)
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{
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fprintf(stderr,
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"Usage: %s [-options]\n"
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"\nAvailable options:\n"
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" -h, --help this help\n"
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" -c, --card select card number, default = 0\n"
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" -p, --pipe_name connect to this, default = /tmp/.ld10k1_port\n"
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" -n, --network listen on port\n"
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" --port port number, default = 20480\n"
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" -d --daemon start in background\n"
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" -i --pidfile print daemon process id to file, default /var/run/ld10k1.pid\n"
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" -l --logfile \n"
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" -t, --tram_size initialize tram with given size\n"
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" 0 - 0 KB\n"
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" 1 - 16 KB\n"
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" 2 - 32 KB\n"
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" 3 - 64 KB\n"
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" 4 - 128 KB\n"
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" 5 - 256 KB\n"
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" 6 - 512 KB\n"
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" 7 - 1024 KB\n"
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" 8 - 2048 KB\n"
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, command);
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}
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static void cleanup()
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{
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if (pidpath[0])
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unlink(pidpath);
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log("Exiting daemon");
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}
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static void term_handler(int i)
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{
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exit(1);
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}
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int tram_size_table[] = {0, 8192, 16384, 32768, 65536, 131072, 262144, 524288, 1048576};
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int main(int argc, char *argv[])
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{
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int dev;
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int c;
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int err;
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int audigy;
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int opt_help = 0;
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int tram_size = 0;
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int opt_daemon = 0;
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unsigned short opt_port = 20480;
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int uses_pipe = 1;
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char logpath[255];
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char card_id[32];
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const char *card_proc_id;
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snd_ctl_t *ctl_handle;
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snd_ctl_card_info_t *card_info;
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snd_hwdep_info_t *hwdep_info;
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char name[16];
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comm_param params;
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int option_index;
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static struct option long_options[] = {
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{"help", 0, 0, 'h'},
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{"card", 1, 0, 'c'},
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{"pipe_name", 1, 0, 'p'},
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{"network", 0, 0, 'n'},
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{"port", 1, 0, 0},
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{"daemon", 0, 0, 'd'},
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{"tram_size", 1, 0, 't'},
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{"pidfile", 1, 0, 'i'},
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{"logfile", 1, 0, 'l'},
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{0, 0, 0, 0}
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};
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snd_ctl_card_info_alloca(&card_info);
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snd_hwdep_info_alloca(&hwdep_info);
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strcpy(comm_pipe,"/tmp/.ld10k1_port");
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strcpy(pidpath, "/var/run/ld10k1.pid");
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memset(logpath, 0, sizeof(logpath));
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option_index = 0;
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while ((c = getopt_long(argc, argv, "hc:p:t:ndl:i:",
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long_options, &option_index)) != EOF) {
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switch (c) {
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case 0:
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if (strcmp(long_options[option_index].name, "port") == 0) {
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opt_port = atoi(optarg);
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}
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break;
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case 'h':
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opt_help = 1;
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break;
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case 'c':
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card = snd_card_get_index(optarg);
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if (card < 0 || card > 31) {
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error ("wrong -c argument '%s'\n", optarg);
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return 1;
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}
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break;
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case 'p':
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uses_pipe = 1;
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strncpy(comm_pipe, optarg, sizeof(comm_pipe) - 1);
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comm_pipe[sizeof(comm_pipe) - 1] = '\0';
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break;
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case 'n':
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uses_pipe = 0;
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break;
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case 'd':
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opt_daemon = 1;
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break;
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case 't':
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tram_size = atoi(optarg);
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if (tram_size < 0)
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tram_size = 0;
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else if (tram_size > 8)
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tram_size = 8;
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tram_size = tram_size_table[tram_size];
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break;
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case 'i':
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strncpy(pidpath, optarg, sizeof(pidpath) - 1);
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pidpath[sizeof(pidpath) - 1] = '\0';
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break;
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case 'l':
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strncpy(logpath, optarg, sizeof(logpath) - 1);
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logpath[sizeof(logpath) - 1] = '\0';
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break;
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default:
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return 1;
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}
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}
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if (opt_help) {
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help(argv[0]);
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return 0;
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}
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if (getuid() != 0 ) {
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error("You are not running ld10k1 as root.");
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return 1;
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}
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if (logpath[0])
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logfile = fopen(logpath, "at");
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if (opt_daemon) {
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FILE *pidfile;
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if (daemon(0, 0) < 0) {
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error("Unable to run as daemon.");
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return 1;
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}
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pidfile = fopen(pidpath, "wt");
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if (!pidfile) {
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log("%s: pidfile (%s)\n", strerror(errno), pidpath);
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return 1;
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}
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fprintf(pidfile, "%d\n", getpid());
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fflush(pidfile);
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fclose(pidfile);
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atexit(cleanup);
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signal(SIGTERM, term_handler);
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if (logfile) {
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dup2(fileno(logfile), fileno(stderr));
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dup2(fileno(logfile), fileno(stdout));
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}
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log("Starting daemon");
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}
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params.type = uses_pipe ? COMM_TYPE_LOCAL : COMM_TYPE_IP;
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params.name = comm_pipe;
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params.server = 1;
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params.port = opt_port;
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params.wfc = 0;
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/* Get control handle for selected card */
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sprintf(card_id, "hw:%i", card);
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if ((err = snd_ctl_open(&ctl_handle, card_id, 0)) < 0) {
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error("control open (%s): %s", card_id, snd_strerror(err));
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return 1;
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}
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/* Read control hardware info from card */
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if ((err = snd_ctl_card_info(ctl_handle, card_info)) < 0) {
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error("control hardware info (%s): %s", card_id, snd_strerror(err));
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exit(1);
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}
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if (!(card_proc_id = snd_ctl_card_info_get_id (card_info))) {
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error("card id (%s): %s", card_id, snd_strerror(err));
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exit(1);
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}
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/* EMU10k1/EMU10k2 chip is present only on SB Live, Audigy, Audigy 2, E-mu APS cards */
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if (strcmp(snd_ctl_card_info_get_driver(card_info), "EMU10K1") != 0 &&
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strcmp(snd_ctl_card_info_get_driver(card_info), "Audigy") != 0 &&
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strcmp(snd_ctl_card_info_get_driver(card_info), "Audigy2") != 0 &&
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strcmp(snd_ctl_card_info_get_driver(card_info), "E-mu APS") != 0) {
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error("not a EMU10K1/EMU10K2 based card");
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exit(1);
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}
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if (strcmp(snd_ctl_card_info_get_driver(card_info), "Audigy") == 0 ||
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strcmp(snd_ctl_card_info_get_driver(card_info), "Audigy2") == 0)
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audigy = 1;
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else
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audigy = 0;
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/* find EMU10k1 hardware dependant device and execute command */
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dev = -1;
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err = 1;
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while (1) {
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if (snd_ctl_hwdep_next_device(ctl_handle, &dev) < 0)
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error("hwdep next device (%s): %s", card_id, snd_strerror(err));
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if (dev < 0)
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break;
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snd_hwdep_info_set_device(hwdep_info, dev);
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if (snd_ctl_hwdep_info(ctl_handle, hwdep_info) < 0) {
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if (err != -ENOENT)
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error("control hwdep info (%s): %s", card_id, snd_strerror(err));
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continue;
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}
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if (snd_hwdep_info_get_iface(hwdep_info) == SND_HWDEP_IFACE_EMU10K1) {
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sprintf(name, "hw:%i,%i", card, dev);
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/* open EMU10k1 hwdep device */
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if ((err = snd_hwdep_open(&handle, name, O_WRONLY)) < 0) {
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error("EMU10k1 open (%i-%i): %s", card, dev, snd_strerror(err));
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exit(1);
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}
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while (1)
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if (main_loop(¶ms, audigy, card_proc_id, tram_size, ctl_handle)) {
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error("error in main loop");
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break;
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}
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snd_hwdep_close(handle);
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break;
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}
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}
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snd_ctl_close(ctl_handle);
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return 0;
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}
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