static jack_port_t *
update_connection(jack_port_t *remote_port, int connected,
jack_port_t *local_port, jack_port_t *current_port,
const char *target_name)
{
if (connected) {
if (current_port) {
return current_port;
}
if (target_name) {
char *aliases[2];
if (! strcmp(target_name, jack_port_name(remote_port))) {
return remote_port;
}
aliases[0] = alias1;
aliases[1] = alias2;
switch (jack_port_get_aliases(remote_port, aliases)) {
case -1:
/* Sigh ... */
die("jack_port_get_aliases", "Failed to get port aliases");
case 2:
if (! strcmp(target_name, alias2)) {
return remote_port;
}
/* Fallthrough on purpose */
case 1:
if (! strcmp(target_name, alias1)) {
return remote_port;
}
/* Fallthrough on purpose */
case 0:
return NULL;
}
/* This shouldn't happen. */
assert(0);
}
return remote_port;
}
if (! strcmp(jack_port_name(remote_port), jack_port_name(current_port))) {
const char **port_names;
if (target_name) {
return NULL;
}
port_names = jack_port_get_connections(local_port);
if (port_names == NULL) {
return NULL;
}
/* If a connected port is disconnected and other ports are still
connected, then we take the first port name in the array and use it
as our remote port. It's a dumb implementation. */
current_port = jack_port_by_name(client, port_names[0]);
jack_free(port_names);
if (current_port == NULL) {
/* Sigh */
die("jack_port_by_name", "failed to get port by name");
}
}
return current_port;
}
int port_matcher(jack_client_t *client, const char *name, port_ident *ident) {
// look for aliases
jack_port_t *port = jack_port_by_name(client, name);
int num_aliases;
aliases[0][0] = 0;
aliases[1][0] = 0;
if (port == NULL) {
printf("port is null %s\n", name);
return 0;
}
num_aliases = jack_port_get_aliases(port, aliases);
if (num_aliases > 0) {
int i;
for (i = 0; i < num_aliases; i++) {
if (port_matcher_inner(aliases[i], ident)) {
return 1;
}
}
}
return port_matcher_inner(name, ident);
}
int
main (int argc, char *argv[])
{
jack_client_t *client;
jack_status_t status;
jack_options_t options = JackNoStartServer;
const char **ports, **connections;
unsigned int i, j, k;
int skip_port;
int show_aliases = 0;
int show_con = 0;
int show_port_latency = 0;
int show_total_latency = 0;
int show_properties = 0;
int show_type = 0;
int c;
int option_index;
char* aliases[2];
char *server_name = NULL;
jack_port_t *port;
struct option long_options[] = {
{ "server", 1, 0, 's' },
{ "aliases", 0, 0, 'A' },
{ "connections", 0, 0, 'c' },
{ "port-latency", 0, 0, 'l' },
{ "total-latency", 0, 0, 'L' },
{ "properties", 0, 0, 'p' },
{ "type", 0, 0, 't' },
{ "help", 0, 0, 'h' },
{ "version", 0, 0, 'v' },
{ 0, 0, 0, 0 }
};
my_name = strrchr(argv[0], '/');
if (my_name == 0) {
my_name = argv[0];
} else {
my_name ++;
}
while ((c = getopt_long (argc, argv, "s:AclLphvt", long_options, &option_index)) >= 0) {
switch (c) {
case 's':
server_name = (char *) malloc (sizeof (char) * strlen(optarg));
strcpy (server_name, optarg);
options |= JackServerName;
break;
case 'A':
aliases[0] = (char *) malloc (jack_port_name_size());
aliases[1] = (char *) malloc (jack_port_name_size());
show_aliases = 1;
break;
case 'c':
show_con = 1;
break;
case 'l':
show_port_latency = 1;
break;
case 'L':
show_total_latency = 1;
break;
case 'p':
show_properties = 1;
break;
case 't':
show_type = 1;
break;
case 'h':
show_usage ();
return 1;
break;
case 'v':
show_version ();
return 1;
break;
default:
show_usage ();
return 1;
break;
}
}
/* Open a client connection to the JACK server. Starting a
* new server only to list its ports seems pointless, so we
* specify JackNoStartServer. */
//JOQ: need a new server name option
client = jack_client_open ("lsp", options, &status, server_name);
if (client == NULL) {
if (status & JackServerFailed) {
fprintf (stderr, "JACK server not running\n");
} else {
fprintf (stderr, "jack_client_open() failed, "
"status = 0x%2.0x\n", status);
}
return 1;
}
ports = jack_get_ports (client, NULL, NULL, 0);
if (!ports)
goto error;
for (i = 0; ports && ports[i]; ++i) {
// skip over any that don't match ALL of the strings presented at command line
skip_port = 0;
for(k = optind; k < argc; k++){
if(strstr(ports[i], argv[k]) == NULL ){
skip_port = 1;
}
}
if (skip_port) continue;
printf ("%s\n", ports[i]);
port = jack_port_by_name (client, ports[i]);
if (show_aliases) {
int cnt;
int i;
cnt = jack_port_get_aliases (port, aliases);
for (i = 0; i < cnt; ++i) {
printf (" %s\n", aliases[i]);
}
}
if (show_con) {
if ((connections = jack_port_get_all_connections (client, jack_port_by_name(client, ports[i]))) != 0) {
for (j = 0; connections[j]; j++) {
printf (" %s\n", connections[j]);
}
free (connections);
}
}
if (show_port_latency) {
if (port) {
jack_latency_range_t range;
printf (" port latency = %" PRIu32 " frames\n",
jack_port_get_latency (port));
jack_port_get_latency_range (port, JackPlaybackLatency, &range);
printf (" port playback latency = [ %" PRIu32 " %" PRIu32 " ] frames\n",
range.min, range.max);
jack_port_get_latency_range (port, JackCaptureLatency, &range);
printf (" port capture latency = [ %" PRIu32 " %" PRIu32 " ] frames\n",
range.min, range.max);
}
}
if (show_total_latency) {
if (port) {
printf (" total latency = %d frames\n",
jack_port_get_total_latency (client, port));
}
}
if (show_properties) {
if (port) {
int flags = jack_port_flags (port);
printf (" properties: ");
if (flags & JackPortIsInput) {
fputs ("input,", stdout);
}
if (flags & JackPortIsOutput) {
fputs ("output,", stdout);
}
if (flags & JackPortCanMonitor) {
fputs ("can-monitor,", stdout);
}
if (flags & JackPortIsPhysical) {
fputs ("physical,", stdout);
}
if (flags & JackPortIsTerminal) {
fputs ("terminal,", stdout);
}
putc ('\n', stdout);
}
}
if (show_type) {
if (port) {
putc ('\t', stdout);
fputs (jack_port_type (port), stdout);
putc ('\n', stdout);
}
}
}
error:
if (show_aliases) {
free(aliases[0]);
free(aliases[1]);
}
if (ports)
jack_free (ports);
jack_client_close (client);
exit (0);
}
