mirror of
https://github.com/alsa-project/alsa-lib.git
synced 2025-11-02 09:01:48 -05:00
Takashi Iwai <iwai@ww.uni-erlangen.de>
Mon, 03 Jan 2000 10:47:02 +0100 - bugfix: proper handling of exclusive subscription - bugfix and update: alsa-lib/test/seq* stuff - minor updates (long option support, etc) of aconnect and aseqnet - man pages for aconnect and aseqnet are added
This commit is contained in:
Jaroslav Kysela
parent
e4b58d20f1
commit
d117462cb9
9 changed files with 364 additions and 299 deletions
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@ -1,6 +1,6 @@
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/*
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* connect / disconnect two subscriber ports
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* ver.0.1.2
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* ver.0.1.3
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*
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* Copyright (C) 1999 Takashi Iwai
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*
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@ -16,42 +16,50 @@
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*/
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#include <stdio.h>
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#include <ctype.h>
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#include <string.h>
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#include <stdlib.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <getopt.h>
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#include <sys/ioctl.h>
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#include <sys/asoundlib.h>
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#define DEFAULT_QUEUE 0
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static void usage(void)
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{
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fprintf(stderr, "connect / disconnect two subscriber ports\n");
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fprintf(stderr, "copyright (C) 1999 Takashi Iwai\n");
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fprintf(stderr, "usage: aconnect [-d] [-q queue] [-g group] sender receiver\n");
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fprintf(stderr, " -d = disconnect\n");
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fprintf(stderr, " sender, receiver = client:port\n");
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fprintf(stderr, " aconnect -i [-g group] [-l]\n");
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fprintf(stderr, " list input ports\n");
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fprintf(stderr, " aconnect -o [-g group] [-l]\n");
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fprintf(stderr, " list output ports\n");
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fprintf(stderr, " -l = list current connections\n");
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fprintf(stderr, "aconnect - ALSA sequencer connection manager\n");
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fprintf(stderr, "Copyright (C) 1999-2000 Takashi Iwai\n");
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fprintf(stderr, "Usage:\n");
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fprintf(stderr, " * Connection/disconnection betwen two ports\n");
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fprintf(stderr, " aconnect [-options] sender receiver\n");
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fprintf(stderr, " sender, receiver = client:port pair\n");
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fprintf(stderr, " -d,--disconnect disconnect\n");
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fprintf(stderr, " -e,--exclusive exclusive connection\n");
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fprintf(stderr, " -r,--real # convert real-time-stamp on queue\n");
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fprintf(stderr, " -t,--tick # convert tick-time-stamp on queue\n");
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fprintf(stderr, " -g,--group name set the group name\n");
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fprintf(stderr, " * List connected ports (no subscription action)\n");
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fprintf(stderr, " aconnect -i|-o [-options]\n");
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fprintf(stderr, " -i,--input list input (readable) ports\n");
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fprintf(stderr, " -o,--output list output (writable) ports\n");
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fprintf(stderr, " -g,--group name specify the group name\n");
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fprintf(stderr, " -l,--list list current connections of each port\n");
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}
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/*
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* parse command line to client:port
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*/
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static void parse_address(snd_seq_addr_t *addr, char *arg)
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static int parse_address(snd_seq_addr_t *addr, char *arg)
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{
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char *p;
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if (! isdigit(*arg))
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return -1;
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if ((p = strpbrk(arg, ":.")) == NULL)
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return -1;
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addr->client = atoi(arg);
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if ((p = strchr(arg, ':')) != NULL)
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addr->port = atoi(p + 1);
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else
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addr->port = 0;
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addr->port = atoi(p + 1);
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return 0;
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}
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/*
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@ -153,11 +161,23 @@ enum {
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SUBSCRIBE, UNSUBSCRIBE, LIST_INPUT, LIST_OUTPUT
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};
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static struct option long_option[] = {
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{"disconnect", 0, NULL, 'd'},
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{"input", 0, NULL, 'i'},
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{"output", 0, NULL, 'o'},
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{"group", 1, NULL, 'g'},
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{"real", 1, NULL, 'r'},
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{"tick", 1, NULL, 't'},
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{"exclusive", 0, NULL, 'e'},
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{"list", 0, NULL, 'l'},
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{NULL, 0, NULL, 0},
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};
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int main(int argc, char **argv)
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{
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int c;
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snd_seq_t *seq;
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int queue = DEFAULT_QUEUE;
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int queue = 0, convert_time = 0, convert_real = 0, exclusive = 0;
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int command = SUBSCRIBE;
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char *group = "";
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int client;
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@ -165,7 +185,7 @@ int main(int argc, char **argv)
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snd_seq_client_info_t cinfo;
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snd_seq_port_subscribe_t subs;
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while ((c = getopt(argc, argv, "diog:D:q:l")) != -1) {
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while ((c = getopt_long(argc, argv, "diog:r:t:el", long_option, NULL)) != -1) {
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switch (c) {
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case 'd':
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command = UNSUBSCRIBE;
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@ -179,8 +199,18 @@ int main(int argc, char **argv)
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case 'g':
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group = optarg;
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break;
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case 'q':
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case 'e':
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exclusive = 1;
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break;
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case 'r':
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queue = atoi(optarg);
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convert_time = 1;
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convert_real = 1;
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break;
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case 't':
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queue = atoi(optarg);
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convert_time = 1;
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convert_real = 0;
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break;
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case 'l':
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list_subs = 1;
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@ -232,12 +262,18 @@ int main(int argc, char **argv)
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/* set subscription */
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memset(&subs, 0, sizeof(subs));
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parse_address(&subs.sender, argv[optind]);
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parse_address(&subs.dest, argv[optind + 1]);
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if (parse_address(&subs.sender, argv[optind]) < 0) {
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fprintf(stderr, "invalid sender address %s\n", argv[optind]);
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return 1;
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}
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if (parse_address(&subs.dest, argv[optind + 1]) < 0) {
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fprintf(stderr, "invalid destination address %s\n", argv[optind + 1]);
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return 1;
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}
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subs.queue = queue;
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subs.exclusive = 0;
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subs.convert_time = 0;
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subs.realtime = 0;
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subs.exclusive = exclusive;
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subs.convert_time = convert_time;
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subs.realtime = convert_real;
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if (command == UNSUBSCRIBE) {
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if (snd_seq_get_port_subscription(seq, &subs) < 0) {
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@ -247,7 +283,7 @@ int main(int argc, char **argv)
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}
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if (snd_seq_unsubscribe_port(seq, &subs) < 0) {
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snd_seq_close(seq);
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fprintf(stderr, "Disconnection failed (errno=%d)\n", errno);
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fprintf(stderr, "Disconnection failed (%s)\n", snd_strerror(errno));
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return 1;
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}
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} else {
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@ -258,7 +294,7 @@ int main(int argc, char **argv)
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}
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if (snd_seq_subscribe_port(seq, &subs) < 0) {
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snd_seq_close(seq);
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fprintf(stderr, "Connection failed (errno=%d)\n", errno);
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fprintf(stderr, "Connection failed (%s)\n", snd_strerror(errno));
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return 1;
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}
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}
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