4 This file is part of PulseAudio.
6 Copyright 2006 Lennart Poettering
8 PulseAudio is free software; you can redistribute it and/or modify
9 it under the terms of the GNU Lesser General Public License as published
10 by the Free Software Foundation; either version 2 of the License,
11 or (at your option) any later version.
13 PulseAudio is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 General Public License for more details.
18 You should have received a copy of the GNU Lesser General Public License
19 along with PulseAudio; if not, write to the Free Software
20 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
28 #include <pulse/xmalloc.h>
30 #include <pulsecore/core.h>
31 #include <pulsecore/sink-input.h>
32 #include <pulsecore/source-output.h>
33 #include <pulsecore/modargs.h>
34 #include <pulsecore/log.h>
35 #include <pulsecore/namereg.h>
37 #include "module-rescue-streams-symdef.h"
39 PA_MODULE_AUTHOR("Lennart Poettering")
40 PA_MODULE_DESCRIPTION("When a sink/source is removed, try to move their streams to the default sink/source")
41 PA_MODULE_VERSION(PACKAGE_VERSION)
43 static const char* const valid_modargs[] = {
48 pa_hook_slot *sink_slot, *source_slot;
51 static pa_hook_result_t sink_hook_callback(pa_core *c, pa_sink *sink, void* userdata) {
58 if (!pa_idxset_size(sink->inputs)) {
59 pa_log_debug("No sink inputs to move away.");
63 if (!(target = pa_namereg_get(c, NULL, PA_NAMEREG_SINK, 0))) {
64 pa_log_info("No evacuation sink found.");
68 assert(target != sink);
70 while ((i = pa_idxset_first(sink->inputs, NULL))) {
71 if (pa_sink_input_move_to(i, target, 1) < 0) {
72 pa_log_warn("Failed to move sink input %u \"%s\" to %s.", i->index, i->name, target->name);
76 pa_log_info("Sucessfully moved sink input %u \"%s\" to %s.", i->index, i->name, target->name);
83 static pa_hook_result_t source_hook_callback(pa_core *c, pa_source *source, void* userdata) {
90 if (!pa_idxset_size(source->outputs)) {
91 pa_log_debug("No source outputs to move away.");
95 if (!(target = pa_namereg_get(c, NULL, PA_NAMEREG_SOURCE, 0))) {
96 pa_log_info("No evacuation source found.");
100 assert(target != source);
102 while ((o = pa_idxset_first(source->outputs, NULL))) {
103 if (pa_source_output_move_to(o, target) < 0) {
104 pa_log_warn("Failed to move source output %u \"%s\" to %s.", o->index, o->name, target->name);
108 pa_log_info("Sucessfully moved source output %u \"%s\" to %s.", o->index, o->name, target->name);
115 int pa__init(pa_core *c, pa_module*m) {
116 pa_modargs *ma = NULL;
122 if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
123 pa_log("Failed to parse module arguments");
127 m->userdata = u = pa_xnew(struct userdata, 1);
128 u->sink_slot = pa_hook_connect(&c->hook_sink_disconnect, (pa_hook_cb_t) sink_hook_callback, NULL);
129 u->source_slot = pa_hook_connect(&c->hook_source_disconnect, (pa_hook_cb_t) source_hook_callback, NULL);
135 void pa__done(pa_core *c, pa_module*m) {
146 pa_hook_slot_free(u->sink_slot);
148 pa_hook_slot_free(u->source_slot);