diff options
Diffstat (limited to 'src/modules/module-rescue-streams.c')
-rw-r--r-- | src/modules/module-rescue-streams.c | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/src/modules/module-rescue-streams.c b/src/modules/module-rescue-streams.c new file mode 100644 index 00000000..0e3946b1 --- /dev/null +++ b/src/modules/module-rescue-streams.c @@ -0,0 +1,98 @@ +/* $Id$ */ + +/*** + This file is part of PulseAudio. + + PulseAudio 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 of the License, + or (at your option) any later version. + + PulseAudio 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 Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <pulse/xmalloc.h> + +#include <pulsecore/core.h> +#include <pulsecore/modargs.h> +#include <pulsecore/log.h> +#include <pulsecore/namereg.h> + +#include "module-rescue-streams-symdef.h" + +PA_MODULE_AUTHOR("Lennart Poettering") +PA_MODULE_DESCRIPTION("When a sink/source is removed, try to move their streams to the default sink/source") +PA_MODULE_VERSION(PACKAGE_VERSION) + +static const char* const valid_modargs[] = { + NULL, +}; + +static pa_hook_result_t hook_callback(pa_core *c, pa_sink *sink, void* userdata) { + pa_sink_input *i; + pa_sink *target; + + assert(c); + assert(sink); + + if (!pa_idxset_size(sink->inputs)) { + pa_log_debug(__FILE__": No sink inputs to move away."); + return PA_HOOK_OK; + } + + if (!(target = pa_namereg_get(c, NULL, PA_NAMEREG_SINK, 0))) { + pa_log_info(__FILE__": No evacuation sink found."); + return PA_HOOK_OK; + } + + assert(target != sink); + + while ((i = pa_idxset_first(sink->inputs, NULL))) { + if (pa_sink_input_move_to(i, target, 1) < 0) { + pa_log_warn(__FILE__": Failed to move sink input %u \"%s\" to %s.", i->index, i->name, target->name); + return PA_HOOK_OK; + } + + pa_log_info(__FILE__": Sucessfully moved sink input %u \"%s\" to %s.", i->index, i->name, target->name); + } + + + return PA_HOOK_OK; +} + +int pa__init(pa_core *c, pa_module*m) { + pa_modargs *ma = NULL; + + assert(c); + assert(m); + + if (!(ma = pa_modargs_new(m->argument, valid_modargs))) { + pa_log(__FILE__": Failed to parse module arguments"); + return -1; + } + + m->userdata = pa_hook_connect(&c->hook_sink_disconnect, (pa_hook_cb_t) hook_callback, NULL); + + pa_modargs_free(ma); + return 0; +} + +void pa__done(pa_core *c, pa_module*m) { + assert(c); + assert(m); + + if (m->userdata) + pa_hook_slot_free((pa_hook_slot*) m->userdata); +} |