/*** This file is part of PulseAudio. Copyright 2009 Tanu Kaskinen 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 2.1 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, see . ***/ #ifdef HAVE_CONFIG_H #include #endif #include #include #include #include #include #include #include #include #include #include #include #include "iface-card.h" #include "iface-client.h" #include "iface-device.h" #include "iface-memstats.h" #include "iface-module.h" #include "iface-sample.h" #include "iface-stream.h" #include "iface-core.h" #define INTERFACE_REVISION 0 static void handle_get_interface_revision(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_get_name(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_get_version(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_get_is_local(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_get_username(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_get_hostname(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_get_default_channels(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_set_default_channels(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata); static void handle_get_default_sample_format(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_set_default_sample_format(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata); static void handle_get_default_sample_rate(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_set_default_sample_rate(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata); static void handle_get_alternate_sample_rate(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_set_alternate_sample_rate(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata); static void handle_get_cards(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_get_sinks(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_get_fallback_sink(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_set_fallback_sink(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata); static void handle_get_sources(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_get_fallback_source(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_set_fallback_source(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata); static void handle_get_playback_streams(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_get_record_streams(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_get_samples(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_get_modules(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_get_clients(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_get_my_client(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_get_extensions(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_get_card_by_name(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_get_sink_by_name(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_get_source_by_name(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_get_sample_by_name(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_upload_sample(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_load_module(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_exit(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_listen_for_signal(DBusConnection *conn, DBusMessage *msg, void *userdata); static void handle_stop_listening_for_signal(DBusConnection *conn, DBusMessage *msg, void *userdata); struct pa_dbusiface_core { pa_core *core; pa_dbus_protocol *dbus_protocol; pa_hashmap *cards; pa_hashmap *sinks_by_index; pa_hashmap *sinks_by_path; pa_hashmap *sources_by_index; pa_hashmap *sources_by_path; pa_hashmap *playback_streams; pa_hashmap *record_streams; pa_hashmap *samples; pa_hashmap *modules; pa_hashmap *clients; pa_sink *fallback_sink; pa_source *fallback_source; pa_hook_slot *module_new_slot; pa_hook_slot *module_removed_slot; pa_hook_slot *default_sink_changed_slot; pa_hook_slot *default_source_changed_slot; pa_hook_slot *sample_cache_new_slot; pa_hook_slot *sample_cache_removed_slot; pa_hook_slot *card_put_slot; pa_hook_slot *card_unlink_slot; pa_hook_slot *sink_input_put_slot; pa_hook_slot *sink_input_unlink_slot; pa_hook_slot *source_output_put_slot; pa_hook_slot *source_output_unlink_slot; pa_hook_slot *client_put_slot; pa_hook_slot *client_unlink_slot; pa_hook_slot *sink_put_slot; pa_hook_slot *sink_unlink_slot; pa_hook_slot *source_put_slot; pa_hook_slot *source_unlink_slot; pa_hook_slot *extension_registered_slot; pa_hook_slot *extension_unregistered_slot; pa_dbusiface_memstats *memstats; }; enum property_handler_index { PROPERTY_HANDLER_INTERFACE_REVISION, PROPERTY_HANDLER_NAME, PROPERTY_HANDLER_VERSION, PROPERTY_HANDLER_IS_LOCAL, PROPERTY_HANDLER_USERNAME, PROPERTY_HANDLER_HOSTNAME, PROPERTY_HANDLER_DEFAULT_CHANNELS, PROPERTY_HANDLER_DEFAULT_SAMPLE_FORMAT, PROPERTY_HANDLER_DEFAULT_SAMPLE_RATE, PROPERTY_HANDLER_ALTERNATE_SAMPLE_RATE, PROPERTY_HANDLER_CARDS, PROPERTY_HANDLER_SINKS, PROPERTY_HANDLER_FALLBACK_SINK, PROPERTY_HANDLER_SOURCES, PROPERTY_HANDLER_FALLBACK_SOURCE, PROPERTY_HANDLER_PLAYBACK_STREAMS, PROPERTY_HANDLER_RECORD_STREAMS, PROPERTY_HANDLER_SAMPLES, PROPERTY_HANDLER_MODULES, PROPERTY_HANDLER_CLIENTS, PROPERTY_HANDLER_MY_CLIENT, PROPERTY_HANDLER_EXTENSIONS, PROPERTY_HANDLER_MAX }; static pa_dbus_property_handler property_handlers[PROPERTY_HANDLER_MAX] = { [PROPERTY_HANDLER_INTERFACE_REVISION] = { .property_name = "InterfaceRevision", .type = "u", .get_cb = handle_get_interface_revision, .set_cb = NULL }, [PROPERTY_HANDLER_NAME] = { .property_name = "Name", .type = "s", .get_cb = handle_get_name, .set_cb = NULL }, [PROPERTY_HANDLER_VERSION] = { .property_name = "Version", .type = "s", .get_cb = handle_get_version, .set_cb = NULL }, [PROPERTY_HANDLER_IS_LOCAL] = { .property_name = "IsLocal", .type = "b", .get_cb = handle_get_is_local, .set_cb = NULL }, [PROPERTY_HANDLER_USERNAME] = { .property_name = "Username", .type = "s", .get_cb = handle_get_username, .set_cb = NULL }, [PROPERTY_HANDLER_HOSTNAME] = { .property_name = "Hostname", .type = "s", .get_cb = handle_get_hostname, .set_cb = NULL }, [PROPERTY_HANDLER_DEFAULT_CHANNELS] = { .property_name = "DefaultChannels", .type = "au", .get_cb = handle_get_default_channels, .set_cb = handle_set_default_channels }, [PROPERTY_HANDLER_DEFAULT_SAMPLE_FORMAT] = { .property_name = "DefaultSampleFormat", .type = "u", .get_cb = handle_get_default_sample_format, .set_cb = handle_set_default_sample_format }, [PROPERTY_HANDLER_DEFAULT_SAMPLE_RATE] = { .property_name = "DefaultSampleRate", .type = "u", .get_cb = handle_get_default_sample_rate, .set_cb = handle_set_default_sample_rate }, [PROPERTY_HANDLER_ALTERNATE_SAMPLE_RATE] = { .property_name = "AlternateSampleRate", .type = "u", .get_cb = handle_get_alternate_sample_rate, .set_cb = handle_set_alternate_sample_rate }, [PROPERTY_HANDLER_CARDS] = { .property_name = "Cards", .type = "ao", .get_cb = handle_get_cards, .set_cb = NULL }, [PROPERTY_HANDLER_SINKS] = { .property_name = "Sinks", .type = "ao", .get_cb = handle_get_sinks, .set_cb = NULL }, [PROPERTY_HANDLER_FALLBACK_SINK] = { .property_name = "FallbackSink", .type = "o", .get_cb = handle_get_fallback_sink, .set_cb = handle_set_fallback_sink }, [PROPERTY_HANDLER_SOURCES] = { .property_name = "Sources", .type = "ao", .get_cb = handle_get_sources, .set_cb = NULL }, [PROPERTY_HANDLER_FALLBACK_SOURCE] = { .property_name = "FallbackSource", .type = "o", .get_cb = handle_get_fallback_source, .set_cb = handle_set_fallback_source }, [PROPERTY_HANDLER_PLAYBACK_STREAMS] = { .property_name = "PlaybackStreams", .type = "ao", .get_cb = handle_get_playback_streams, .set_cb = NULL }, [PROPERTY_HANDLER_RECORD_STREAMS] = { .property_name = "RecordStreams", .type = "ao", .get_cb = handle_get_record_streams, .set_cb = NULL }, [PROPERTY_HANDLER_SAMPLES] = { .property_name = "Samples", .type = "ao", .get_cb = handle_get_samples, .set_cb = NULL }, [PROPERTY_HANDLER_MODULES] = { .property_name = "Modules", .type = "ao", .get_cb = handle_get_modules, .set_cb = NULL }, [PROPERTY_HANDLER_CLIENTS] = { .property_name = "Clients", .type = "ao", .get_cb = handle_get_clients, .set_cb = NULL }, [PROPERTY_HANDLER_MY_CLIENT] = { .property_name = "MyClient", .type = "o", .get_cb = handle_get_my_client, .set_cb = NULL }, [PROPERTY_HANDLER_EXTENSIONS] = { .property_name = "Extensions", .type = "as", .get_cb = handle_get_extensions, .set_cb = NULL } }; enum method_handler_index { METHOD_HANDLER_GET_CARD_BY_NAME, METHOD_HANDLER_GET_SINK_BY_NAME, METHOD_HANDLER_GET_SOURCE_BY_NAME, METHOD_HANDLER_GET_SAMPLE_BY_NAME, METHOD_HANDLER_UPLOAD_SAMPLE, METHOD_HANDLER_LOAD_MODULE, METHOD_HANDLER_EXIT, METHOD_HANDLER_LISTEN_FOR_SIGNAL, METHOD_HANDLER_STOP_LISTENING_FOR_SIGNAL, METHOD_HANDLER_MAX }; static pa_dbus_arg_info get_card_by_name_args[] = { { "name", "s", "in" }, { "card", "o", "out" } }; static pa_dbus_arg_info get_sink_by_name_args[] = { { "name", "s", "in" }, { "sink", "o", "out" } }; static pa_dbus_arg_info get_source_by_name_args[] = { { "name", "s", "in" }, { "source", "o", "out" } }; static pa_dbus_arg_info get_sample_by_name_args[] = { { "name", "s", "in" }, { "sample", "o", "out" } }; static pa_dbus_arg_info upload_sample_args[] = { { "name", "s", "in" }, { "sample_format", "u", "in" }, { "sample_rate", "u", "in" }, { "channels", "au", "in" }, { "default_volume", "au", "in" }, { "property_list", "a{say}", "in" }, { "data", "ay", "in" }, { "sample", "o", "out" } }; static pa_dbus_arg_info load_module_args[] = { { "name", "s", "in" }, { "arguments", "a{ss}", "in" }, { "module", "o", "out" } }; static pa_dbus_arg_info listen_for_signal_args[] = { { "signal", "s", "in" }, { "objects", "ao", "in" } }; static pa_dbus_arg_info stop_listening_for_signal_args[] = { { "signal", "s", "in" } }; static pa_dbus_method_handler method_handlers[METHOD_HANDLER_MAX] = { [METHOD_HANDLER_GET_CARD_BY_NAME] = { .method_name = "GetCardByName", .arguments = get_card_by_name_args, .n_arguments = sizeof(get_card_by_name_args) / sizeof(pa_dbus_arg_info), .receive_cb = handle_get_card_by_name }, [METHOD_HANDLER_GET_SINK_BY_NAME] = { .method_name = "GetSinkByName", .arguments = get_sink_by_name_args, .n_arguments = sizeof(get_sink_by_name_args) / sizeof(pa_dbus_arg_info), .receive_cb = handle_get_sink_by_name }, [METHOD_HANDLER_GET_SOURCE_BY_NAME] = { .method_name = "GetSourceByName", .arguments = get_source_by_name_args, .n_arguments = sizeof(get_source_by_name_args) / sizeof(pa_dbus_arg_info), .receive_cb = handle_get_source_by_name }, [METHOD_HANDLER_GET_SAMPLE_BY_NAME] = { .method_name = "GetSampleByName", .arguments = get_sample_by_name_args, .n_arguments = sizeof(get_sample_by_name_args) / sizeof(pa_dbus_arg_info), .receive_cb = handle_get_sample_by_name }, [METHOD_HANDLER_UPLOAD_SAMPLE] = { .method_name = "UploadSample", .arguments = upload_sample_args, .n_arguments = sizeof(upload_sample_args) / sizeof(pa_dbus_arg_info), .receive_cb = handle_upload_sample }, [METHOD_HANDLER_LOAD_MODULE] = { .method_name = "LoadModule", .arguments = load_module_args, .n_arguments = sizeof(load_module_args) / sizeof(pa_dbus_arg_info), .receive_cb = handle_load_module }, [METHOD_HANDLER_EXIT] = { .method_name = "Exit", .arguments = NULL, .n_arguments = 0, .receive_cb = handle_exit }, [METHOD_HANDLER_LISTEN_FOR_SIGNAL] = { .method_name = "ListenForSignal", .arguments = listen_for_signal_args, .n_arguments = sizeof(listen_for_signal_args) / sizeof(pa_dbus_arg_info), .receive_cb = handle_listen_for_signal }, [METHOD_HANDLER_STOP_LISTENING_FOR_SIGNAL] = { .method_name = "StopListeningForSignal", .arguments = stop_listening_for_signal_args, .n_arguments = sizeof(stop_listening_for_signal_args) / sizeof(pa_dbus_arg_info), .receive_cb = handle_stop_listening_for_signal } }; enum signal_index { SIGNAL_NEW_CARD, SIGNAL_CARD_REMOVED, SIGNAL_NEW_SINK, SIGNAL_SINK_REMOVED, SIGNAL_FALLBACK_SINK_UPDATED, SIGNAL_FALLBACK_SINK_UNSET, SIGNAL_NEW_SOURCE, SIGNAL_SOURCE_REMOVED, SIGNAL_FALLBACK_SOURCE_UPDATED, SIGNAL_FALLBACK_SOURCE_UNSET, SIGNAL_NEW_PLAYBACK_STREAM, SIGNAL_PLAYBACK_STREAM_REMOVED, SIGNAL_NEW_RECORD_STREAM, SIGNAL_RECORD_STREAM_REMOVED, SIGNAL_NEW_SAMPLE, SIGNAL_SAMPLE_REMOVED, SIGNAL_NEW_MODULE, SIGNAL_MODULE_REMOVED, SIGNAL_NEW_CLIENT, SIGNAL_CLIENT_REMOVED, SIGNAL_NEW_EXTENSION, SIGNAL_EXTENSION_REMOVED, SIGNAL_MAX }; static pa_dbus_arg_info new_card_args[] = { { "card", "o", NULL } }; static pa_dbus_arg_info card_removed_args[] = { { "card", "o", NULL } }; static pa_dbus_arg_info new_sink_args[] = { { "sink", "o", NULL } }; static pa_dbus_arg_info sink_removed_args[] = { { "sink", "o", NULL } }; static pa_dbus_arg_info fallback_sink_updated_args[] = { { "sink", "o", NULL } }; static pa_dbus_arg_info new_source_args[] = { { "source", "o", NULL } }; static pa_dbus_arg_info source_removed_args[] = { { "source", "o", NULL } }; static pa_dbus_arg_info fallback_source_updated_args[] = { { "source", "o", NULL } }; static pa_dbus_arg_info new_playback_stream_args[] = { { "playback_stream", "o", NULL } }; static pa_dbus_arg_info playback_stream_removed_args[] = { { "playback_stream", "o", NULL } }; static pa_dbus_arg_info new_record_stream_args[] = { { "record_stream", "o", NULL } }; static pa_dbus_arg_info record_stream_removed_args[] = { { "record_stream", "o", NULL } }; static pa_dbus_arg_info new_sample_args[] = { { "sample", "o", NULL } }; static pa_dbus_arg_info sample_removed_args[] = { { "sample", "o", NULL } }; static pa_dbus_arg_info new_module_args[] = { { "module", "o", NULL } }; static pa_dbus_arg_info module_removed_args[] = { { "module", "o", NULL } }; static pa_dbus_arg_info new_client_args[] = { { "client", "o", NULL } }; static pa_dbus_arg_info client_removed_args[] = { { "client", "o", NULL } }; static pa_dbus_arg_info new_extension_args[] = { { "extension", "s", NULL } }; static pa_dbus_arg_info extension_removed_args[] = { { "extension", "s", NULL } }; static pa_dbus_signal_info signals[SIGNAL_MAX] = { [SIGNAL_NEW_CARD] = { .name = "NewCard", .arguments = new_card_args, .n_arguments = 1 }, [SIGNAL_CARD_REMOVED] = { .name = "CardRemoved", .arguments = card_removed_args, .n_arguments = 1 }, [SIGNAL_NEW_SINK] = { .name = "NewSink", .arguments = new_sink_args, .n_arguments = 1 }, [SIGNAL_SINK_REMOVED] = { .name = "SinkRemoved", .arguments = sink_removed_args, .n_arguments = 1 }, [SIGNAL_FALLBACK_SINK_UPDATED] = { .name = "FallbackSinkUpdated", .arguments = fallback_sink_updated_args, .n_arguments = 1 }, [SIGNAL_FALLBACK_SINK_UNSET] = { .name = "FallbackSinkUnset", .arguments = NULL, .n_arguments = 0 }, [SIGNAL_NEW_SOURCE] = { .name = "NewSource", .arguments = new_source_args, .n_arguments = 1 }, [SIGNAL_SOURCE_REMOVED] = { .name = "SourceRemoved", .arguments = source_removed_args, .n_arguments = 1 }, [SIGNAL_FALLBACK_SOURCE_UPDATED] = { .name = "FallbackSourceUpdated", .arguments = fallback_source_updated_args, .n_arguments = 1 }, [SIGNAL_FALLBACK_SOURCE_UNSET] = { .name = "FallbackSourceUnset", .arguments = NULL, .n_arguments = 0 }, [SIGNAL_NEW_PLAYBACK_STREAM] = { .name = "NewPlaybackStream", .arguments = new_playback_stream_args, .n_arguments = 1 }, [SIGNAL_PLAYBACK_STREAM_REMOVED] = { .name = "PlaybackStreamRemoved", .arguments = playback_stream_removed_args, .n_arguments = 1 }, [SIGNAL_NEW_RECORD_STREAM] = { .name = "NewRecordStream", .arguments = new_record_stream_args, .n_arguments = 1 }, [SIGNAL_RECORD_STREAM_REMOVED] = { .name = "RecordStreamRemoved", .arguments = record_stream_removed_args, .n_arguments = 1 }, [SIGNAL_NEW_SAMPLE] = { .name = "NewSample", .arguments = new_sample_args, .n_arguments = 1 }, [SIGNAL_SAMPLE_REMOVED] = { .name = "SampleRemoved", .arguments = sample_removed_args, .n_arguments = 1 }, [SIGNAL_NEW_MODULE] = { .name = "NewModule", .arguments = new_module_args, .n_arguments = 1 }, [SIGNAL_MODULE_REMOVED] = { .name = "ModuleRemoved", .arguments = module_removed_args, .n_arguments = 1 }, [SIGNAL_NEW_CLIENT] = { .name = "NewClient", .arguments = new_client_args, .n_arguments = 1 }, [SIGNAL_CLIENT_REMOVED] = { .name = "ClientRemoved", .arguments = client_removed_args, .n_arguments = 1 }, [SIGNAL_NEW_EXTENSION] = { .name = "NewExtension", .arguments = new_extension_args, .n_arguments = 1 }, [SIGNAL_EXTENSION_REMOVED] = { .name = "ExtensionRemoved", .arguments = extension_removed_args, .n_arguments = 1 } }; static pa_dbus_interface_info core_interface_info = { .name = PA_DBUS_CORE_INTERFACE, .method_handlers = method_handlers, .n_method_handlers = METHOD_HANDLER_MAX, .property_handlers = property_handlers, .n_property_handlers = PROPERTY_HANDLER_MAX, .get_all_properties_cb = handle_get_all, .signals = signals, .n_signals = SIGNAL_MAX }; static void handle_get_interface_revision(DBusConnection *conn, DBusMessage *msg, void *userdata) { dbus_uint32_t interface_revision = INTERFACE_REVISION; pa_assert(conn); pa_assert(msg); pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &interface_revision); } static void handle_get_name(DBusConnection *conn, DBusMessage *msg, void *userdata) { const char *server_name = PACKAGE_NAME; pa_assert(conn); pa_assert(msg); pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_STRING, &server_name); } static void handle_get_version(DBusConnection *conn, DBusMessage *msg, void *userdata) { const char *version = PACKAGE_VERSION; pa_assert(conn); pa_assert(msg); pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_STRING, &version); } static dbus_bool_t get_is_local(DBusConnection *conn) { int conn_fd; pa_assert(conn); if (!dbus_connection_get_socket(conn, &conn_fd)) return FALSE; return pa_socket_is_local(conn_fd); } static void handle_get_is_local(DBusConnection *conn, DBusMessage *msg, void *userdata) { dbus_bool_t is_local; pa_assert(conn); pa_assert(msg); is_local = get_is_local(conn); pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_BOOLEAN, &is_local); } static void handle_get_username(DBusConnection *conn, DBusMessage *msg, void *userdata) { char *username = NULL; pa_assert(conn); pa_assert(msg); username = pa_get_user_name_malloc(); pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_STRING, &username); pa_xfree(username); } static void handle_get_hostname(DBusConnection *conn, DBusMessage *msg, void *userdata) { char *hostname = NULL; pa_assert(conn); pa_assert(msg); hostname = pa_get_host_name_malloc(); pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_STRING, &hostname); pa_xfree(hostname); } /* Caller frees the returned array. */ static dbus_uint32_t *get_default_channels(pa_dbusiface_core *c, unsigned *n) { dbus_uint32_t *default_channels = NULL; unsigned i; pa_assert(c); pa_assert(n); *n = c->core->default_channel_map.channels; default_channels = pa_xnew(dbus_uint32_t, *n); for (i = 0; i < *n; ++i) default_channels[i] = c->core->default_channel_map.map[i]; return default_channels; } static void handle_get_default_channels(DBusConnection *conn, DBusMessage *msg, void *userdata) { pa_dbusiface_core *c = userdata; dbus_uint32_t *default_channels = NULL; unsigned n; pa_assert(conn); pa_assert(msg); pa_assert(c); default_channels = get_default_channels(c, &n); pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_UINT32, default_channels, n); pa_xfree(default_channels); } static void handle_set_default_channels(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata) { pa_dbusiface_core *c = userdata; DBusMessageIter array_iter; pa_channel_map new_channel_map; const dbus_uint32_t *default_channels; int n_channels; unsigned i; pa_assert(conn); pa_assert(msg); pa_assert(iter); pa_assert(c); pa_channel_map_init(&new_channel_map); dbus_message_iter_recurse(iter, &array_iter); dbus_message_iter_get_fixed_array(&array_iter, &default_channels, &n_channels); if (n_channels <= 0) { pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Empty channel array."); return; } if (n_channels > (int) PA_CHANNELS_MAX) { pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Too many channels: %i. The maximum number of channels is %u.", n_channels, PA_CHANNELS_MAX); return; } new_channel_map.channels = n_channels; for (i = 0; i < new_channel_map.channels; ++i) { if (default_channels[i] >= PA_CHANNEL_POSITION_MAX) { pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Invalid channel position: %u.", default_channels[i]); return; } new_channel_map.map[i] = default_channels[i]; } c->core->default_channel_map = new_channel_map; c->core->default_sample_spec.channels = n_channels; pa_dbus_send_empty_reply(conn, msg); } static void handle_get_default_sample_format(DBusConnection *conn, DBusMessage *msg, void *userdata) { pa_dbusiface_core *c = userdata; dbus_uint32_t default_sample_format; pa_assert(conn); pa_assert(msg); pa_assert(c); default_sample_format = c->core->default_sample_spec.format; pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &default_sample_format); } static void handle_set_default_sample_format(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata) { pa_dbusiface_core *c = userdata; dbus_uint32_t default_sample_format; pa_assert(conn); pa_assert(msg); pa_assert(iter); pa_assert(c); dbus_message_iter_get_basic(iter, &default_sample_format); if (!pa_sample_format_valid(default_sample_format)) { pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Invalid sample format."); return; } c->core->default_sample_spec.format = default_sample_format; pa_dbus_send_empty_reply(conn, msg); } static void handle_get_default_sample_rate(DBusConnection *conn, DBusMessage *msg, void *userdata) { pa_dbusiface_core *c = userdata; dbus_uint32_t default_sample_rate; pa_assert(conn); pa_assert(msg); pa_assert(c); default_sample_rate = c->core->default_sample_spec.rate; pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &default_sample_rate); } static void handle_set_default_sample_rate(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata) { pa_dbusiface_core *c = userdata; dbus_uint32_t default_sample_rate; pa_assert(conn); pa_assert(msg); pa_assert(iter); pa_assert(c); dbus_message_iter_get_basic(iter, &default_sample_rate); if (!pa_sample_rate_valid(default_sample_rate)) { pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Invalid sample rate."); return; } c->core->default_sample_spec.rate = default_sample_rate; pa_dbus_send_empty_reply(conn, msg); } static void handle_get_alternate_sample_rate(DBusConnection *conn, DBusMessage *msg, void *userdata) { pa_dbusiface_core *c = userdata; dbus_uint32_t alternate_sample_rate; pa_assert(conn); pa_assert(msg); pa_assert(c); alternate_sample_rate = c->core->alternate_sample_rate; pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &alternate_sample_rate); } static void handle_set_alternate_sample_rate(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata) { pa_dbusiface_core *c = userdata; dbus_uint32_t alternate_sample_rate; pa_assert(conn); pa_assert(msg); pa_assert(iter); pa_assert(c); dbus_message_iter_get_basic(iter, &alternate_sample_rate); if (!pa_sample_rate_valid(alternate_sample_rate)) { pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Invalid sample rate."); return; } c->core->alternate_sample_rate = alternate_sample_rate; pa_dbus_send_empty_reply(conn, msg); } /* The caller frees the array, but not the strings. */ static const char **get_cards(pa_dbusiface_core *c, unsigned *n) { const char **cards; unsigned i = 0; void *state = NULL; pa_dbusiface_card *card; pa_assert(c); pa_assert(n); *n = pa_hashmap_size(c->cards); if (*n == 0) return NULL; cards = pa_xnew(const char *, *n); PA_HASHMAP_FOREACH(card, c->cards, state) cards[i++] = pa_dbusiface_card_get_path(card); return cards; } static void handle_get_cards(DBusConnection *conn, DBusMessage *msg, void *userdata) { pa_dbusiface_core *c = userdata; const char **cards; unsigned n; pa_assert(conn); pa_assert(msg); pa_assert(c); cards = get_cards(c, &n); pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, cards, n); pa_xfree(cards); } /* The caller frees the array, but not the strings. */ static const char **get_sinks(pa_dbusiface_core *c, unsigned *n) { const char **sinks; unsigned i = 0; void *state = NULL; pa_dbusiface_device *sink; pa_assert(c); pa_assert(n); *n = pa_hashmap_size(c->sinks_by_index); if (*n == 0) return NULL; sinks = pa_xnew(const char *, *n); PA_HASHMAP_FOREACH(sink, c->sinks_by_index, state) sinks[i++] = pa_dbusiface_device_get_path(sink); return sinks; } static void handle_get_sinks(DBusConnection *conn, DBusMessage *msg, void *userdata) { pa_dbusiface_core *c = userdata; const char **sinks; unsigned n; pa_assert(conn); pa_assert(msg); pa_assert(c); sinks = get_sinks(c, &n); pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, sinks, n); pa_xfree(sinks); } static void handle_get_fallback_sink(DBusConnection *conn, DBusMessage *msg, void *userdata) { pa_dbusiface_core *c = userdata; pa_dbusiface_device *fallback_sink; const char *object_path; pa_assert(conn); pa_assert(msg); pa_assert(c); if (!c->fallback_sink) { pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, "There are no sinks, and therefore no fallback sink either."); return; } pa_assert_se((fallback_sink = pa_hashmap_get(c->sinks_by_index, PA_UINT32_TO_PTR(c->fallback_sink->index)))); object_path = pa_dbusiface_device_get_path(fallback_sink); pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &object_path); } static void handle_set_fallback_sink(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata) { pa_dbusiface_core *c = userdata; pa_dbusiface_device *fallback_sink; const char *object_path; pa_assert(conn); pa_assert(msg); pa_assert(iter); pa_assert(c); if (!c->fallback_sink) { pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, "There are no sinks, and therefore no fallback sink either."); return; } dbus_message_iter_get_basic(iter, &object_path); if (!(fallback_sink = pa_hashmap_get(c->sinks_by_path, object_path))) { pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NOT_FOUND, "%s: No such sink.", object_path); return; } pa_core_set_configured_default_sink(c->core, pa_dbusiface_device_get_sink(fallback_sink)->name); pa_dbus_send_empty_reply(conn, msg); } /* The caller frees the array, but not the strings. */ static const char **get_sources(pa_dbusiface_core *c, unsigned *n) { const char **sources; unsigned i = 0; void *state = NULL; pa_dbusiface_device *source; pa_assert(c); pa_assert(n); *n = pa_hashmap_size(c->sources_by_index); if (*n == 0) return NULL; sources = pa_xnew(const char *, *n); PA_HASHMAP_FOREACH(source, c->sources_by_index, state) sources[i++] = pa_dbusiface_device_get_path(source); return sources; } static void handle_get_sources(DBusConnection *conn, DBusMessage *msg, void *userdata) { pa_dbusiface_core *c = userdata; const char **sources; unsigned n; pa_assert(conn); pa_assert(msg); pa_assert(c); sources = get_sources(c, &n); pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, sources, n); pa_xfree(sources); } static void handle_get_fallback_source(DBusConnection *conn, DBusMessage *msg, void *userdata) { pa_dbusiface_core *c = userdata; pa_dbusiface_device *fallback_source; const char *object_path; pa_assert(conn); pa_assert(msg); pa_assert(c); if (!c->fallback_source) { pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, "There are no sources, and therefore no fallback source either."); return; } pa_assert_se((fallback_source = pa_hashmap_get(c->sources_by_index, PA_UINT32_TO_PTR(c->fallback_source->index)))); object_path = pa_dbusiface_device_get_path(fallback_source); pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &object_path); } static void handle_set_fallback_source(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata) { pa_dbusiface_core *c = userdata; pa_dbusiface_device *fallback_source; const char *object_path; pa_assert(conn); pa_assert(msg); pa_assert(iter); pa_assert(c); if (!c->fallback_source) { pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, "There are no sources, and therefore no fallback source either."); return; } dbus_message_iter_get_basic(iter, &object_path); if (!(fallback_source = pa_hashmap_get(c->sources_by_path, object_path))) { pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NOT_FOUND, "%s: No such source.", object_path); return; } pa_core_set_configured_default_source(c->core, pa_dbusiface_device_get_source(fallback_source)->name); pa_dbus_send_empty_reply(conn, msg); } /* The caller frees the array, but not the strings. */ static const char **get_playback_streams(pa_dbusiface_core *c, unsigned *n) { const char **streams; unsigned i = 0; void *state = NULL; pa_dbusiface_stream *stream; pa_assert(c); pa_assert(n); *n = pa_hashmap_size(c->playback_streams); if (*n == 0) return NULL; streams = pa_xnew(const char *, *n); PA_HASHMAP_FOREACH(stream, c->playback_streams, state) streams[i++] = pa_dbusiface_stream_get_path(stream); return streams; } static void handle_get_playback_streams(DBusConnection *conn, DBusMessage *msg, void *userdata) { pa_dbusiface_core *c = userdata; const char **playback_streams; unsigned n; pa_assert(conn); pa_assert(msg); pa_assert(c); playback_streams = get_playback_streams(c, &n); pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, playback_streams, n); pa_xfree(playback_streams); } /* The caller frees the array, but not the strings. */ static const char **get_record_streams(pa_dbusiface_core *c, unsigned *n) { const char **streams; unsigned i = 0; void *state = NULL; pa_dbusiface_stream *stream; pa_assert(c); pa_assert(n); *n = pa_hashmap_size(c->record_streams); if (*n == 0) return NULL; streams = pa_xnew(const char *, *n); PA_HASHMAP_FOREACH(stream, c->record_streams, state) streams[i++] = pa_dbusiface_stream_get_path(stream); return streams; } static void handle_get_record_streams(DBusConnection *conn, DBusMessage *msg, void *userdata) { pa_dbusiface_core *c = userdata; const char **record_streams; unsigned n; pa_assert(conn); pa_assert(msg); pa_assert(c); record_streams = get_record_streams(c, &n); pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, record_streams, n); pa_xfree(record_streams); } /* The caller frees the array, but not the strings. */ static const char **get_samples(pa_dbusiface_core *c, unsigned *n) { const char **samples; unsigned i = 0; void *state = NULL; pa_dbusiface_sample *sample; pa_assert(c); pa_assert(n); *n = pa_hashmap_size(c->samples); if (*n == 0) return NULL; samples = pa_xnew(const char *, *n); PA_HASHMAP_FOREACH(sample, c->samples, state) samples[i++] = pa_dbusiface_sample_get_path(sample); return samples; } static void handle_get_samples(DBusConnection *conn, DBusMessage *msg, void *userdata) { pa_dbusiface_core *c = userdata; const char **samples; unsigned n; pa_assert(conn); pa_assert(msg); pa_assert(c); samples = get_samples(c, &n); pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, samples, n); pa_xfree(samples); } /* The caller frees the array, but not the strings. */ static const char **get_modules(pa_dbusiface_core *c, unsigned *n) { const char **modules; unsigned i = 0; void *state = NULL; pa_dbusiface_module *module; pa_assert(c); pa_assert(n); *n = pa_hashmap_size(c->modules); if (*n == 0) return NULL; modules = pa_xnew(const char *, *n); PA_HASHMAP_FOREACH(module, c->modules, state) modules[i++] = pa_dbusiface_module_get_path(module); return modules; } static void handle_get_modules(DBusConnection *conn, DBusMessage *msg, void *userdata) { pa_dbusiface_core *c = userdata; const char **modules; unsigned n; pa_assert(conn); pa_assert(msg); pa_assert(c); modules = get_modules(c, &n); pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, modules, n); pa_xfree(modules); } /* The caller frees the array, but not the strings. */ static const char **get_clients(pa_dbusiface_core *c, unsigned *n) { const char **clients; unsigned i = 0; void *state = NULL; pa_dbusiface_client *client; pa_assert(c); pa_assert(n); *n = pa_hashmap_size(c->clients); if (*n == 0) return NULL; clients = pa_xnew(const char *, *n); PA_HASHMAP_FOREACH(client, c->clients, state) clients[i++] = pa_dbusiface_client_get_path(client); return clients; } static void handle_get_clients(DBusConnection *conn, DBusMessage *msg, void *userdata) { pa_dbusiface_core *c = userdata; const char **clients; unsigned n; pa_assert(conn); pa_assert(msg); pa_assert(c); clients = get_clients(c, &n); pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, clients, n); pa_xfree(clients); } static const char *get_my_client(pa_dbusiface_core *c, DBusConnection *conn) { pa_client *my_client; pa_assert(c); pa_assert(conn); pa_assert_se((my_client = pa_dbus_protocol_get_client(c->dbus_protocol, conn))); return pa_dbusiface_client_get_path(pa_hashmap_get(c->clients, PA_UINT32_TO_PTR(my_client->index))); } static void handle_get_my_client(DBusConnection *conn, DBusMessage *msg, void *userdata) { pa_dbusiface_core *c = userdata; const char *my_client; pa_assert(conn); pa_assert(msg); pa_assert(c); my_client = get_my_client(c, conn); pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &my_client); } static void handle_get_extensions(DBusConnection *conn, DBusMessage *msg, void *userdata) { pa_dbusiface_core *c = userdata; const char **extensions; unsigned n; pa_assert(conn); pa_assert(msg); pa_assert(c); extensions = pa_dbus_protocol_get_extensions(c->dbus_protocol, &n); pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_STRING, extensions, n); pa_xfree(extensions); } static void handle_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata) { pa_dbusiface_core *c = userdata; DBusMessage *reply = NULL; DBusMessageIter msg_iter; DBusMessageIter dict_iter; dbus_uint32_t interface_revision; const char *server_name; const char *version; dbus_bool_t is_local; char *username; char *hostname; dbus_uint32_t *default_channels; unsigned n_default_channels; dbus_uint32_t default_sample_format; dbus_uint32_t default_sample_rate; dbus_uint32_t alternate_sample_rate; const char **cards; unsigned n_cards; const char **sinks; unsigned n_sinks; const char *fallback_sink; const char **sources; unsigned n_sources; const char *fallback_source; const char **playback_streams; unsigned n_playback_streams; const char **record_streams; unsigned n_record_streams; const char **samples; unsigned n_samples; const char **modules; unsigned n_modules; const char **clients; unsigned n_clients; const char *my_client; const char **extensions; unsigned n_extensions; pa_assert(conn); pa_assert(msg); pa_assert(c); interface_revision = INTERFACE_REVISION; server_name = PACKAGE_NAME; version = PACKAGE_VERSION; is_local = get_is_local(conn); username = pa_get_user_name_malloc(); hostname = pa_get_host_name_malloc(); default_channels = get_default_channels(c, &n_default_channels); default_sample_format = c->core->default_sample_spec.format; default_sample_rate = c->core->default_sample_spec.rate; alternate_sample_rate = c->core->alternate_sample_rate; cards = get_cards(c, &n_cards); sinks = get_sinks(c, &n_sinks); fallback_sink = c->fallback_sink ? pa_dbusiface_device_get_path(pa_hashmap_get(c->sinks_by_index, PA_UINT32_TO_PTR(c->fallback_sink->index))) : NULL; sources = get_sources(c, &n_sources); fallback_source = c->fallback_source ? pa_dbusiface_device_get_path(pa_hashmap_get(c->sources_by_index, PA_UINT32_TO_PTR(c->fallback_source->index))) : NULL; playback_streams = get_playback_streams(c, &n_playback_streams); record_streams = get_record_streams(c, &n_record_streams); samples = get_samples(c, &n_samples); modules = get_modules(c, &n_modules); clients = get_clients(c, &n_clients); my_client = get_my_client(c, conn); extensions = pa_dbus_protocol_get_extensions(c->dbus_protocol, &n_extensions); pa_assert_se((reply = dbus_message_new_method_return(msg))); dbus_message_iter_init_append(reply, &msg_iter); pa_assert_se(dbus_message_iter_open_container(&msg_iter, DBUS_TYPE_ARRAY, "{sv}", &dict_iter)); pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_INTERFACE_REVISION].property_name, DBUS_TYPE_UINT32, &interface_revision); pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_NAME].property_name, DBUS_TYPE_STRING, &server_name); pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_VERSION].property_name, DBUS_TYPE_STRING, &version); pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_IS_LOCAL].property_name, DBUS_TYPE_BOOLEAN, &is_local); pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_USERNAME].property_name, DBUS_TYPE_STRING, &username); pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_HOSTNAME].property_name, DBUS_TYPE_STRING, &hostname); pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_DEFAULT_CHANNELS].property_name, DBUS_TYPE_UINT32, default_channels, n_default_channels); pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_DEFAULT_SAMPLE_FORMAT].property_name, DBUS_TYPE_UINT32, &default_sample_format); pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_DEFAULT_SAMPLE_RATE].property_name, DBUS_TYPE_UINT32, &default_sample_rate); pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_ALTERNATE_SAMPLE_RATE].property_name, DBUS_TYPE_UINT32, &alternate_sample_rate); pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_CARDS].property_name, DBUS_TYPE_OBJECT_PATH, cards, n_cards); pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_SINKS].property_name, DBUS_TYPE_OBJECT_PATH, sinks, n_sinks); if (fallback_sink) pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_FALLBACK_SINK].property_name, DBUS_TYPE_OBJECT_PATH, &fallback_sink); pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_SOURCES].property_name, DBUS_TYPE_OBJECT_PATH, sources, n_sources); if (fallback_source) pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_FALLBACK_SOURCE].property_name, DBUS_TYPE_OBJECT_PATH, &fallback_source); pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_PLAYBACK_STREAMS].property_name, DBUS_TYPE_OBJECT_PATH, playback_streams, n_playback_streams); pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_RECORD_STREAMS].property_name, DBUS_TYPE_OBJECT_PATH, record_streams, n_record_streams); pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_SAMPLES].property_name, DBUS_TYPE_OBJECT_PATH, samples, n_samples); pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_MODULES].property_name, DBUS_TYPE_OBJECT_PATH, modules, n_modules); pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_CLIENTS].property_name, DBUS_TYPE_OBJECT_PATH, clients, n_clients); pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_MY_CLIENT].property_name, DBUS_TYPE_OBJECT_PATH, &my_client); pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_EXTENSIONS].property_name, DBUS_TYPE_STRING, extensions, n_extensions); pa_assert_se(dbus_message_iter_close_container(&msg_iter, &dict_iter)); pa_assert_se(dbus_connection_send(conn, reply, NULL)); dbus_message_unref(reply); pa_xfree(username); pa_xfree(hostname); pa_xfree(default_channels); pa_xfree(cards); pa_xfree(sinks); pa_xfree(sources); pa_xfree(playback_streams); pa_xfree(record_streams); pa_xfree(samples); pa_xfree(modules); pa_xfree(clients); pa_xfree(extensions); } static void handle_get_card_by_name(DBusConnection *conn, DBusMessage *msg, void *userdata) { pa_dbusiface_core *c = userdata; char *card_name; pa_card *card; pa_dbusiface_card *dbus_card; const char *object_path; pa_assert(conn); pa_assert(msg); pa_assert(c); pa_assert_se(dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &card_name, DBUS_TYPE_INVALID)); if (!(card = pa_namereg_get(c->core, card_name, PA_NAMEREG_CARD))) { pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NOT_FOUND, "No such card."); return; } pa_assert_se((dbus_card = pa_hashmap_get(c->cards, PA_UINT32_TO_PTR(card->index)))); object_path = pa_dbusiface_card_get_path(dbus_card); pa_dbus_send_basic_value_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &object_path); } static void handle_get_sink_by_name(DBusConnection *conn, DBusMessage *msg, void *userdata) { pa_dbusiface_core *c = userdata; char *sink_name; pa_sink *sink; pa_dbusiface_device *dbus_sink; const char *object_path; pa_assert(conn); pa_assert(msg); pa_assert(c); pa_assert_se(dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &sink_name, DBUS_TYPE_INVALID)); if (!(sink = pa_namereg_get(c->core, sink_name, PA_NAMEREG_SINK))) { pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NOT_FOUND, "%s: No such sink.", sink_name); return; } pa_assert_se((dbus_sink = pa_hashmap_get(c->sinks_by_index, PA_UINT32_TO_PTR(sink->index)))); object_path = pa_dbusiface_device_get_path(dbus_sink); pa_dbus_send_basic_value_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &object_path); } static void handle_get_source_by_name(DBusConnection *conn, DBusMessage *msg, void *userdata) { pa_dbusiface_core *c = userdata; char *source_name; pa_source *source; pa_dbusiface_device *dbus_source; const char *object_path; pa_assert(conn); pa_assert(msg); pa_assert(c); pa_assert_se(dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &source_name, DBUS_TYPE_INVALID)); if (!(source = pa_namereg_get(c->core, source_name, PA_NAMEREG_SOURCE))) { pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NOT_FOUND, "%s: No such source.", source_name); return; } pa_assert_se((dbus_source = pa_hashmap_get(c->sources_by_index, PA_UINT32_TO_PTR(source->index)))); object_path = pa_dbusiface_device_get_path(dbus_source); pa_dbus_send_basic_value_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &object_path); } static void handle_get_sample_by_name(DBusConnection *conn, DBusMessage *msg, void *userdata) { pa_dbusiface_core *c = userdata; char *sample_name; pa_scache_entry *sample; pa_dbusiface_sample *dbus_sample; const char *object_path; pa_assert(conn); pa_assert(msg); pa_assert(c); pa_assert_se(dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &sample_name, DBUS_TYPE_INVALID)); if (!(sample = pa_namereg_get(c->core, sample_name, PA_NAMEREG_SAMPLE))) { pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NOT_FOUND, "No such sample."); return; } pa_assert_se((dbus_sample = pa_hashmap_get(c->samples, PA_UINT32_TO_PTR(sample->index)))); object_path = pa_dbusiface_sample_get_path(dbus_sample); pa_dbus_send_basic_value_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &object_path); } static void handle_upload_sample(DBusConnection *conn, DBusMessage *msg, void *userdata) { pa_dbusiface_core *c = userdata; DBusMessageIter msg_iter; DBusMessageIter array_iter; const char *name; dbus_uint32_t sample_format; dbus_uint32_t sample_rate; const dbus_uint32_t *channels; int n_channels; const dbus_uint32_t *default_volume; int n_volume_entries; pa_proplist *property_list; const uint8_t *data; int data_length; int i; pa_sample_spec ss; pa_channel_map map; pa_memchunk chunk; uint32_t idx; pa_dbusiface_sample *dbus_sample = NULL; pa_scache_entry *sample = NULL; const char *object_path; pa_assert(conn); pa_assert(msg); pa_assert(c); chunk.memblock = NULL; pa_assert_se(dbus_message_iter_init(msg, &msg_iter)); dbus_message_iter_get_basic(&msg_iter, &name); pa_assert_se(dbus_message_iter_next(&msg_iter)); dbus_message_iter_get_basic(&msg_iter, &sample_format); pa_assert_se(dbus_message_iter_next(&msg_iter)); dbus_message_iter_get_basic(&msg_iter, &sample_rate); pa_assert_se(dbus_message_iter_next(&msg_iter)); dbus_message_iter_recurse(&msg_iter, &array_iter); dbus_message_iter_get_fixed_array(&array_iter, &channels, &n_channels); pa_assert_se(dbus_message_iter_next(&msg_iter)); dbus_message_iter_recurse(&msg_iter, &array_iter); dbus_message_iter_get_fixed_array(&array_iter, &default_volume, &n_volume_entries); pa_assert_se(dbus_message_iter_next(&msg_iter)); if (!(property_list = pa_dbus_get_proplist_arg(conn, msg, &msg_iter))) return; dbus_message_iter_recurse(&msg_iter, &array_iter); dbus_message_iter_get_fixed_array(&array_iter, &data, &data_length); if (!pa_sample_format_valid(sample_format)) { pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Invalid sample format."); goto finish; } if (!pa_sample_rate_valid(sample_rate)) { pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Invalid sample rate."); goto finish; } if (n_channels <= 0) { pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Empty channel map."); goto finish; } if (n_channels > (int) PA_CHANNELS_MAX) { pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Too many channels: %i. The maximum is %u.", n_channels, PA_CHANNELS_MAX); goto finish; } for (i = 0; i < n_channels; ++i) { if (channels[i] >= PA_CHANNEL_POSITION_MAX) { pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Invalid channel position."); goto finish; } } if (n_volume_entries != 0 && n_volume_entries != n_channels) { pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "The channels and default_volume arguments have different number of elements (%i and %i, resp).", n_channels, n_volume_entries); goto finish; } for (i = 0; i < n_volume_entries; ++i) { if (!PA_VOLUME_IS_VALID(default_volume[i])) { pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Invalid volume: %u.", default_volume[i]); goto finish; } } if (data_length == 0) { pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Empty data."); goto finish; } if (data_length > PA_SCACHE_ENTRY_SIZE_MAX) { pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Too big sample: %i bytes. The maximum sample length is %u bytes.", data_length, PA_SCACHE_ENTRY_SIZE_MAX); goto finish; } ss.format = sample_format; ss.rate = sample_rate; ss.channels = n_channels; pa_assert(pa_sample_spec_valid(&ss)); if (!pa_frame_aligned(data_length, &ss)) { char buf[PA_SAMPLE_SPEC_SNPRINT_MAX]; pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "The sample length (%i bytes) doesn't align with the sample format and channels (%s).", data_length, pa_sample_spec_snprint(buf, sizeof(buf), &ss)); goto finish; } map.channels = n_channels; for (i = 0; i < n_channels; ++i) map.map[i] = channels[i]; chunk.memblock = pa_memblock_new(c->core->mempool, data_length); chunk.index = 0; chunk.length = data_length; memcpy(pa_memblock_acquire(chunk.memblock), data, data_length); pa_memblock_release(chunk.memblock); if (pa_scache_add_item(c->core, name, &ss, &map, &chunk, property_list, &idx) < 0) { pa_dbus_send_error(conn, msg, DBUS_ERROR_FAILED, "Adding the sample failed."); goto finish; } pa_assert_se(sample = pa_idxset_get_by_index(c->core->scache, idx)); if (n_volume_entries > 0) { sample->volume.channels = n_channels; for (i = 0; i < n_volume_entries; ++i) sample->volume.values[i] = default_volume[i]; sample->volume_is_set = true; } else { sample->volume_is_set = false; } dbus_sample = pa_dbusiface_sample_new(c, sample); pa_hashmap_put(c->samples, PA_UINT32_TO_PTR(idx), dbus_sample); object_path = pa_dbusiface_sample_get_path(dbus_sample); pa_dbus_send_basic_value_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &object_path); finish: if (property_list) pa_proplist_free(property_list); if (chunk.memblock) pa_memblock_unref(chunk.memblock); } static bool contains_space(const char *string) { const char *p; pa_assert(string); for (p = string; *p; ++p) { if (isspace((unsigned char)*p)) return true; } return false; } static void handle_load_module(DBusConnection *conn, DBusMessage *msg, void *userdata) { pa_dbusiface_core *c = userdata; DBusMessageIter msg_iter; DBusMessageIter dict_iter; DBusMessageIter dict_entry_iter; char *name = NULL; const char *key = NULL; const char *value = NULL; char *escaped_value = NULL; pa_strbuf *arg_buffer = NULL; char *arg_string = NULL; pa_module *module = NULL; pa_dbusiface_module *dbus_module = NULL; const char *object_path = NULL; pa_assert(conn); pa_assert(msg); pa_assert(c); if (c->core->disallow_module_loading) { pa_dbus_send_error(conn, msg, DBUS_ERROR_ACCESS_DENIED, "The server is configured to disallow module loading."); return; } pa_assert_se(dbus_message_iter_init(msg, &msg_iter)); dbus_message_iter_get_basic(&msg_iter, &name); arg_buffer = pa_strbuf_new(); pa_assert_se(dbus_message_iter_next(&msg_iter)); dbus_message_iter_recurse(&msg_iter, &dict_iter); while (dbus_message_iter_get_arg_type(&dict_iter) != DBUS_TYPE_INVALID) { if (!pa_strbuf_isempty(arg_buffer)) pa_strbuf_putc(arg_buffer, ' '); dbus_message_iter_recurse(&dict_iter, &dict_entry_iter); dbus_message_iter_get_basic(&dict_entry_iter, &key); if (strlen(key) <= 0 || !pa_ascii_valid(key) || contains_space(key)) { pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Invalid module argument name: %s", key); goto finish; } pa_assert_se(dbus_message_iter_next(&dict_entry_iter)); dbus_message_iter_get_basic(&dict_entry_iter, &value); escaped_value = pa_escape(value, "\""); pa_strbuf_printf(arg_buffer, "%s=\"%s\"", key, escaped_value); pa_xfree(escaped_value); dbus_message_iter_next(&dict_iter); } arg_string = pa_strbuf_to_string(arg_buffer); if (pa_module_load(&module, c->core, name, arg_string) < 0) { pa_dbus_send_error(conn, msg, DBUS_ERROR_FAILED, "Failed to load module."); goto finish; } /* This is created during module loading in module_new_cb() */ dbus_module = pa_hashmap_get(c->modules, PA_UINT32_TO_PTR(module->index)); object_path = pa_dbusiface_module_get_path(dbus_module); pa_dbus_send_basic_value_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &object_path); finish: if (arg_buffer) pa_strbuf_free(arg_buffer); pa_xfree(arg_string); } static void handle_exit(DBusConnection *conn, DBusMessage *msg, void *userdata) { pa_dbusiface_core *c = userdata; pa_assert(conn); pa_assert(msg); pa_assert(c); if (c->core->disallow_exit) { pa_dbus_send_error(conn, msg, DBUS_ERROR_ACCESS_DENIED, "The server is configured to disallow exiting."); return; } pa_dbus_send_empty_reply(conn, msg); pa_core_exit(c->core, false, 0); } static void handle_listen_for_signal(DBusConnection *conn, DBusMessage *msg, void *userdata) { pa_dbusiface_core *c = userdata; const char *signal_str; char **objects = NULL; int n_objects; pa_assert(conn); pa_assert(msg); pa_assert(c); pa_assert_se(dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &signal_str, DBUS_TYPE_ARRAY, DBUS_TYPE_OBJECT_PATH, &objects, &n_objects, DBUS_TYPE_INVALID)); pa_dbus_protocol_add_signal_listener(c->dbus_protocol, conn, *signal_str ? signal_str : NULL, objects, n_objects); pa_dbus_send_empty_reply(conn, msg); dbus_free_string_array(objects); } static void handle_stop_listening_for_signal(DBusConnection *conn, DBusMessage *msg, void *userdata) { pa_dbusiface_core *c = userdata; const char *signal_str; pa_assert(conn); pa_assert(msg); pa_assert(c); pa_assert_se(dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &signal_str, DBUS_TYPE_INVALID)); pa_dbus_protocol_remove_signal_listener(c->dbus_protocol, conn, *signal_str ? signal_str : NULL); pa_dbus_send_empty_reply(conn, msg); } static pa_hook_result_t module_new_cb(void *hook_data, void *call_data, void *slot_data) { pa_dbusiface_core *c = slot_data; pa_module * module = call_data; pa_dbusiface_module *module_iface; const char *object_path; DBusMessage *signal_msg = NULL; pa_assert(c); pa_assert(module); if (pa_streq(module->name, "module-dbus-protocol")) { /* module-dbus-protocol can only be loaded once, and will be accounted * for while iterating core->modules in pa_dbusiface_core_new(). As it * happens, we will also see it here when the hook is called after the * module is initialised, so we ignore it. */ return PA_HOOK_OK; } module_iface = pa_dbusiface_module_new(module); pa_assert_se(pa_hashmap_put(c->modules, PA_UINT32_TO_PTR(module->index), module_iface) >= 0); object_path = pa_dbusiface_module_get_path(module_iface); pa_assert_se((signal_msg = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, PA_DBUS_CORE_INTERFACE, signals[SIGNAL_NEW_MODULE].name))); pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); pa_dbus_protocol_send_signal(c->dbus_protocol, signal_msg); dbus_message_unref(signal_msg); return PA_HOOK_OK; } static pa_hook_result_t module_removed_cb(void *hook_data, void *call_data, void *slot_data) { pa_dbusiface_core *c = slot_data; pa_module * module = call_data; pa_dbusiface_module *module_iface; const char *object_path; DBusMessage *signal_msg = NULL; pa_assert(c); pa_assert(module); pa_assert_se((module_iface = pa_hashmap_remove(c->modules, PA_UINT32_TO_PTR(module->index)))); object_path = pa_dbusiface_module_get_path(module_iface); pa_assert_se((signal_msg = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, PA_DBUS_CORE_INTERFACE, signals[SIGNAL_MODULE_REMOVED].name))); pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); pa_dbusiface_module_free(module_iface); pa_dbus_protocol_send_signal(c->dbus_protocol, signal_msg); dbus_message_unref(signal_msg); return PA_HOOK_OK; } static pa_hook_result_t sample_cache_new_cb(void *hook_data, void *call_data, void *slot_data) { pa_dbusiface_core *c = slot_data; pa_scache_entry *sample = call_data; pa_dbusiface_sample *sample_iface; const char *object_path; DBusMessage *signal_msg = NULL; pa_assert(c); pa_assert(sample); sample_iface = pa_dbusiface_sample_new(c, sample); pa_assert_se(pa_hashmap_put(c->samples, PA_UINT32_TO_PTR(sample->index), sample_iface) >= 0); object_path = pa_dbusiface_sample_get_path(sample_iface); pa_assert_se((signal_msg = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, PA_DBUS_CORE_INTERFACE, signals[SIGNAL_NEW_SAMPLE].name))); pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); pa_dbus_protocol_send_signal(c->dbus_protocol, signal_msg); dbus_message_unref(signal_msg); return PA_HOOK_OK; } static pa_hook_result_t sample_cache_removed_cb(void *hook_data, void *call_data, void *slot_data) { pa_dbusiface_core *c = slot_data; pa_scache_entry *sample = call_data; pa_dbusiface_sample *sample_iface; const char *object_path; DBusMessage *signal_msg = NULL; pa_assert(c); pa_assert(sample); pa_assert_se((sample_iface = pa_hashmap_remove(c->samples, PA_UINT32_TO_PTR(sample->index)))); object_path = pa_dbusiface_sample_get_path(sample_iface); pa_assert_se((signal_msg = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, PA_DBUS_CORE_INTERFACE, signals[SIGNAL_SAMPLE_REMOVED].name))); pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); pa_dbusiface_sample_free(sample_iface); pa_dbus_protocol_send_signal(c->dbus_protocol, signal_msg); dbus_message_unref(signal_msg); return PA_HOOK_OK; } static pa_dbusiface_device *create_dbus_object_for_sink(pa_dbusiface_core *c, pa_sink *s) { pa_dbusiface_device *d; const char *object_path; DBusMessage *signal_msg; d = pa_dbusiface_device_new_sink(c, s); object_path = pa_dbusiface_device_get_path(d); pa_assert_se(pa_hashmap_put(c->sinks_by_index, PA_UINT32_TO_PTR(s->index), d) >= 0); pa_assert_se(pa_hashmap_put(c->sinks_by_path, (char *) object_path, d) >= 0); pa_assert_se((signal_msg = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, PA_DBUS_CORE_INTERFACE, signals[SIGNAL_NEW_SINK].name))); pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); pa_dbus_protocol_send_signal(c->dbus_protocol, signal_msg); dbus_message_unref(signal_msg); return d; } static pa_hook_result_t default_sink_changed_cb(void *hook_data, void *call_data, void *slot_data) { pa_dbusiface_core *c = slot_data; pa_sink *new_fallback_sink = call_data; pa_dbusiface_device *device_iface; const char *object_path; DBusMessage *signal_msg = NULL; pa_assert(c); if (c->fallback_sink != new_fallback_sink) { if (c->fallback_sink) pa_sink_unref(c->fallback_sink); c->fallback_sink = new_fallback_sink ? pa_sink_ref(new_fallback_sink) : NULL; if (c->fallback_sink) { device_iface = pa_hashmap_get(c->sinks_by_index, PA_UINT32_TO_PTR(c->fallback_sink->index)); /* It's possible that we haven't created a dbus object for the * source yet, because if a new source immediately becomes the * default source, the default source change hook is fired before * the put hook. */ if (!device_iface) device_iface = create_dbus_object_for_sink(c, c->fallback_sink); object_path = pa_dbusiface_device_get_path(device_iface); pa_assert_se((signal_msg = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, PA_DBUS_CORE_INTERFACE, signals[SIGNAL_FALLBACK_SINK_UPDATED].name))); pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); } else { pa_assert_se((signal_msg = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, PA_DBUS_CORE_INTERFACE, signals[SIGNAL_FALLBACK_SINK_UNSET].name))); } } if (signal_msg) { pa_dbus_protocol_send_signal(c->dbus_protocol, signal_msg); dbus_message_unref(signal_msg); } return PA_HOOK_OK; } static pa_dbusiface_device *create_dbus_object_for_source(pa_dbusiface_core *c, pa_source *s) { pa_dbusiface_device *d; const char *object_path; DBusMessage *signal_msg; d = pa_dbusiface_device_new_source(c, s); object_path = pa_dbusiface_device_get_path(d); pa_assert_se(pa_hashmap_put(c->sources_by_index, PA_UINT32_TO_PTR(s->index), d) >= 0); pa_assert_se(pa_hashmap_put(c->sources_by_path, (char *) object_path, d) >= 0); pa_assert_se((signal_msg = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, PA_DBUS_CORE_INTERFACE, signals[SIGNAL_NEW_SOURCE].name))); pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); pa_dbus_protocol_send_signal(c->dbus_protocol, signal_msg); dbus_message_unref(signal_msg); return d; } static pa_hook_result_t default_source_changed_cb(void *hook_data, void *call_data, void *slot_data) { pa_dbusiface_core *c = slot_data; pa_source *new_fallback_source = call_data; pa_dbusiface_device *device_iface; const char *object_path; DBusMessage *signal_msg = NULL; pa_assert(c); if (c->fallback_source != new_fallback_source) { if (c->fallback_source) pa_source_unref(c->fallback_source); c->fallback_source = new_fallback_source ? pa_source_ref(new_fallback_source) : NULL; if (c->fallback_source) { device_iface = pa_hashmap_get(c->sources_by_index, PA_UINT32_TO_PTR(c->fallback_source->index)); /* It's possible that we haven't created a dbus object for the * source yet, because if a new source immediately becomes the * default source, the default source change hook is fired before * the put hook. */ if (!device_iface) device_iface = create_dbus_object_for_source(c, c->fallback_source); object_path = pa_dbusiface_device_get_path(device_iface); pa_assert_se((signal_msg = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, PA_DBUS_CORE_INTERFACE, signals[SIGNAL_FALLBACK_SOURCE_UPDATED].name))); pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); } else { pa_assert_se((signal_msg = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, PA_DBUS_CORE_INTERFACE, signals[SIGNAL_FALLBACK_SOURCE_UNSET].name))); } } if (signal_msg) { pa_dbus_protocol_send_signal(c->dbus_protocol, signal_msg); dbus_message_unref(signal_msg); } return PA_HOOK_OK; } static pa_hook_result_t card_put_cb(void *hook_data, void *call_data, void *slot_data) { pa_dbusiface_core *c = slot_data; pa_card *card = call_data; pa_dbusiface_card *card_iface = NULL; const char *object_path; DBusMessage *signal_msg; pa_assert(c); pa_assert(card); card_iface = pa_dbusiface_card_new(c, card); pa_assert_se(pa_hashmap_put(c->cards, PA_UINT32_TO_PTR(card->index), card_iface) >= 0); object_path = pa_dbusiface_card_get_path(card_iface); pa_assert_se((signal_msg = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, PA_DBUS_CORE_INTERFACE, signals[SIGNAL_NEW_CARD].name))); pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); pa_dbus_protocol_send_signal(c->dbus_protocol, signal_msg); dbus_message_unref(signal_msg); return PA_HOOK_OK; } static pa_hook_result_t card_unlink_cb(void *hook_data, void *call_data, void *slot_data) { pa_dbusiface_core *c = slot_data; pa_card *card = call_data; pa_dbusiface_card *card_iface; const char *object_path; DBusMessage *signal_msg; pa_assert(c); pa_assert(card); pa_assert_se((card_iface = pa_hashmap_remove(c->cards, PA_UINT32_TO_PTR(card->index)))); object_path = pa_dbusiface_card_get_path(card_iface); pa_assert_se((signal_msg = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, PA_DBUS_CORE_INTERFACE, signals[SIGNAL_CARD_REMOVED].name))); pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); pa_dbusiface_card_free(card_iface); pa_dbus_protocol_send_signal(c->dbus_protocol, signal_msg); dbus_message_unref(signal_msg); return PA_HOOK_OK; } static pa_hook_result_t sink_input_put_cb(void *hook_data, void *call_data, void *slot_data) { pa_dbusiface_core *c = slot_data; pa_sink_input *sink_input = call_data; pa_dbusiface_stream *stream_iface; const char *object_path; DBusMessage *signal_msg; pa_assert(c); pa_assert(sink_input); stream_iface = pa_dbusiface_stream_new_playback(c, sink_input); pa_assert_se(pa_hashmap_put(c->playback_streams, PA_UINT32_TO_PTR(sink_input->index), stream_iface) >= 0); object_path = pa_dbusiface_stream_get_path(stream_iface); pa_assert_se((signal_msg = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, PA_DBUS_CORE_INTERFACE, signals[SIGNAL_NEW_PLAYBACK_STREAM].name))); pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); pa_dbus_protocol_send_signal(c->dbus_protocol, signal_msg); dbus_message_unref(signal_msg); return PA_HOOK_OK; } static pa_hook_result_t sink_input_unlink_cb(void *hook_data, void *call_data, void *slot_data) { pa_dbusiface_core *c = slot_data; pa_sink_input *sink_input = call_data; pa_dbusiface_stream *stream_iface; const char *object_path; DBusMessage *signal_msg; pa_assert(c); pa_assert(sink_input); pa_assert_se((stream_iface = pa_hashmap_remove(c->playback_streams, PA_UINT32_TO_PTR(sink_input->index)))); object_path = pa_dbusiface_stream_get_path(stream_iface); pa_assert_se((signal_msg = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, PA_DBUS_CORE_INTERFACE, signals[SIGNAL_PLAYBACK_STREAM_REMOVED].name))); pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); pa_dbusiface_stream_free(stream_iface); pa_dbus_protocol_send_signal(c->dbus_protocol, signal_msg); dbus_message_unref(signal_msg); return PA_HOOK_OK; } static pa_hook_result_t source_output_put_cb(void *hook_data, void *call_data, void *slot_data) { pa_dbusiface_core *c = slot_data; pa_source_output *source_output = call_data; pa_dbusiface_stream *stream_iface; const char *object_path; DBusMessage *signal_msg; pa_assert(c); pa_assert(source_output); stream_iface = pa_dbusiface_stream_new_record(c, source_output); pa_assert_se(pa_hashmap_put(c->record_streams, PA_UINT32_TO_PTR(source_output->index), stream_iface) >= 0); object_path = pa_dbusiface_stream_get_path(stream_iface); pa_assert_se((signal_msg = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, PA_DBUS_CORE_INTERFACE, signals[SIGNAL_NEW_RECORD_STREAM].name))); pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); pa_dbus_protocol_send_signal(c->dbus_protocol, signal_msg); dbus_message_unref(signal_msg); return PA_HOOK_OK; } static pa_hook_result_t source_output_unlink_cb(void *hook_data, void *call_data, void *slot_data) { pa_dbusiface_core *c = slot_data; pa_source_output *source_output = call_data; pa_dbusiface_stream *stream_iface; const char *object_path; DBusMessage *signal_msg; pa_assert(c); pa_assert(source_output); pa_assert_se((stream_iface = pa_hashmap_remove(c->record_streams, PA_UINT32_TO_PTR(source_output->index)))); object_path = pa_dbusiface_stream_get_path(stream_iface); pa_assert_se((signal_msg = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, PA_DBUS_CORE_INTERFACE, signals[SIGNAL_RECORD_STREAM_REMOVED].name))); pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); pa_dbusiface_stream_free(stream_iface); pa_dbus_protocol_send_signal(c->dbus_protocol, signal_msg); dbus_message_unref(signal_msg); return PA_HOOK_OK; } static pa_hook_result_t client_put_cb(void *hook_data, void *call_data, void *slot_data) { pa_dbusiface_core *c = slot_data; pa_client *client = call_data; pa_dbusiface_client *client_iface; const char *object_path; DBusMessage *signal_msg; pa_assert(c); pa_assert(client); client_iface = pa_dbusiface_client_new(c, client); pa_assert_se(pa_hashmap_put(c->clients, PA_UINT32_TO_PTR(client->index), client_iface) >= 0); object_path = pa_dbusiface_client_get_path(client_iface); pa_assert_se((signal_msg = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, PA_DBUS_CORE_INTERFACE, signals[SIGNAL_NEW_CLIENT].name))); pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); pa_dbus_protocol_send_signal(c->dbus_protocol, signal_msg); dbus_message_unref(signal_msg); return PA_HOOK_OK; } static pa_hook_result_t client_unlink_cb(void *hook_data, void *call_data, void *slot_data) { pa_dbusiface_core *c = slot_data; pa_client *client = call_data; pa_dbusiface_client *client_iface; const char *object_path; DBusMessage *signal_msg; pa_assert(c); pa_assert(client); pa_assert_se((client_iface = pa_hashmap_remove(c->clients, PA_UINT32_TO_PTR(client->index)))); object_path = pa_dbusiface_client_get_path(client_iface); pa_assert_se((signal_msg = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, PA_DBUS_CORE_INTERFACE, signals[SIGNAL_CLIENT_REMOVED].name))); pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); pa_dbusiface_client_free(client_iface); pa_dbus_protocol_send_signal(c->dbus_protocol, signal_msg); dbus_message_unref(signal_msg); return PA_HOOK_OK; } static pa_hook_result_t sink_put_cb(void *hook_data, void *call_data, void *slot_data) { pa_dbusiface_core *c = slot_data; pa_sink *s = call_data; pa_assert(c); pa_assert(s); /* We may have alredy encountered this sink, because if the new sink was * chosen as the default sink, the default sink change hook was fired * first, and we saw the sink in default_sink_changed_cb(). */ if (pa_hashmap_get(c->sinks_by_index, PA_UINT32_TO_PTR(s->index))) return PA_HOOK_OK; create_dbus_object_for_sink(c, s); return PA_HOOK_OK; } static pa_hook_result_t sink_unlink_cb(void *hook_data, void *call_data, void *slot_data) { pa_dbusiface_core *c = slot_data; pa_sink *s = call_data; pa_dbusiface_device *d = NULL; const char *object_path = NULL; DBusMessage *signal_msg = NULL; pa_assert(c); pa_assert(s); pa_assert_se(d = pa_hashmap_remove(c->sinks_by_index, PA_UINT32_TO_PTR(s->index))); object_path = pa_dbusiface_device_get_path(d); pa_assert_se(pa_hashmap_remove(c->sinks_by_path, object_path)); pa_assert_se(signal_msg = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, PA_DBUS_CORE_INTERFACE, signals[SIGNAL_SINK_REMOVED].name)); pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); pa_dbus_protocol_send_signal(c->dbus_protocol, signal_msg); dbus_message_unref(signal_msg); pa_dbusiface_device_free(d); return PA_HOOK_OK; } static pa_hook_result_t source_put_cb(void *hook_data, void *call_data, void *slot_data) { pa_dbusiface_core *c = slot_data; pa_source *s = call_data; pa_assert(c); pa_assert(s); /* We may have alredy encountered this source, because if the new source * was chosen as the default source, the default source change hook was * fired first, and we saw the source in default_source_changed_cb(). */ if (pa_hashmap_get(c->sources_by_index, PA_UINT32_TO_PTR(s->index))) return PA_HOOK_OK; create_dbus_object_for_source(c, s); return PA_HOOK_OK; } static pa_hook_result_t source_unlink_cb(void *hook_data, void *call_data, void *slot_data) { pa_dbusiface_core *c = slot_data; pa_source *s = call_data; pa_dbusiface_device *d = NULL; const char *object_path = NULL; DBusMessage *signal_msg = NULL; pa_assert(c); pa_assert(s); pa_assert_se(d = pa_hashmap_remove(c->sources_by_index, PA_UINT32_TO_PTR(s->index))); object_path = pa_dbusiface_device_get_path(d); pa_assert_se(pa_hashmap_remove(c->sources_by_path, object_path)); pa_assert_se(signal_msg = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, PA_DBUS_CORE_INTERFACE, signals[SIGNAL_SOURCE_REMOVED].name)); pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); pa_dbus_protocol_send_signal(c->dbus_protocol, signal_msg); dbus_message_unref(signal_msg); pa_dbusiface_device_free(d); return PA_HOOK_OK; } static pa_hook_result_t extension_registered_cb(void *hook_data, void *call_data, void *slot_data) { pa_dbusiface_core *c = slot_data; const char *ext_name = call_data; DBusMessage *signal_msg = NULL; pa_assert(c); pa_assert(ext_name); pa_assert_se((signal_msg = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, PA_DBUS_CORE_INTERFACE, signals[SIGNAL_NEW_EXTENSION].name))); pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_STRING, &ext_name, DBUS_TYPE_INVALID)); pa_dbus_protocol_send_signal(c->dbus_protocol, signal_msg); dbus_message_unref(signal_msg); return PA_HOOK_OK; } static pa_hook_result_t extension_unregistered_cb(void *hook_data, void *call_data, void *slot_data) { pa_dbusiface_core *c = slot_data; const char *ext_name = call_data; DBusMessage *signal_msg = NULL; pa_assert(c); pa_assert(ext_name); pa_assert_se((signal_msg = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, PA_DBUS_CORE_INTERFACE, signals[SIGNAL_EXTENSION_REMOVED].name))); pa_assert_se(dbus_message_append_args(signal_msg, DBUS_TYPE_STRING, &ext_name, DBUS_TYPE_INVALID)); pa_dbus_protocol_send_signal(c->dbus_protocol, signal_msg); dbus_message_unref(signal_msg); return PA_HOOK_OK; } pa_dbusiface_core *pa_dbusiface_core_new(pa_core *core) { pa_dbusiface_core *c; pa_card *card; pa_sink *sink; pa_source *source; pa_dbusiface_device *device; pa_sink_input *sink_input; pa_source_output *source_output; pa_scache_entry *sample; pa_module *module; pa_client *client; uint32_t idx; pa_assert(core); c = pa_xnew(pa_dbusiface_core, 1); c->core = core; c->dbus_protocol = pa_dbus_protocol_get(core); c->cards = pa_hashmap_new_full(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func, NULL, (pa_free_cb_t) pa_dbusiface_card_free); c->sinks_by_index = pa_hashmap_new_full(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func, NULL, (pa_free_cb_t) pa_dbusiface_device_free); c->sinks_by_path = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func); c->sources_by_index = pa_hashmap_new_full(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func, NULL, (pa_free_cb_t) pa_dbusiface_device_free); c->sources_by_path = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func); c->playback_streams = pa_hashmap_new_full(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func, NULL, (pa_free_cb_t) pa_dbusiface_stream_free); c->record_streams = pa_hashmap_new_full(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func, NULL, (pa_free_cb_t) pa_dbusiface_stream_free); c->samples = pa_hashmap_new_full(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func, NULL, (pa_free_cb_t) pa_dbusiface_sample_free); c->modules = pa_hashmap_new_full(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func, NULL, (pa_free_cb_t) pa_dbusiface_module_free); c->clients = pa_hashmap_new_full(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func, NULL, (pa_free_cb_t) pa_dbusiface_client_free); c->fallback_sink = core->default_sink; c->fallback_source = core->default_source; c->default_sink_changed_slot = pa_hook_connect(&core->hooks[PA_CORE_HOOK_DEFAULT_SINK_CHANGED], PA_HOOK_NORMAL, default_sink_changed_cb, c); c->default_source_changed_slot = pa_hook_connect(&core->hooks[PA_CORE_HOOK_DEFAULT_SOURCE_CHANGED], PA_HOOK_NORMAL, default_source_changed_cb, c); c->module_new_slot = pa_hook_connect(&core->hooks[PA_CORE_HOOK_MODULE_NEW], PA_HOOK_NORMAL, module_new_cb, c); c->module_removed_slot = pa_hook_connect(&core->hooks[PA_CORE_HOOK_MODULE_UNLINK], PA_HOOK_NORMAL, module_removed_cb, c); c->sample_cache_new_slot = pa_hook_connect(&core->hooks[PA_CORE_HOOK_SAMPLE_CACHE_NEW], PA_HOOK_NORMAL, sample_cache_new_cb, c); c->sample_cache_removed_slot = pa_hook_connect(&core->hooks[PA_CORE_HOOK_SAMPLE_CACHE_UNLINK], PA_HOOK_NORMAL, sample_cache_removed_cb, c); c->card_put_slot = pa_hook_connect(&core->hooks[PA_CORE_HOOK_CARD_PUT], PA_HOOK_NORMAL, card_put_cb, c); c->card_unlink_slot = pa_hook_connect(&core->hooks[PA_CORE_HOOK_CARD_UNLINK], PA_HOOK_NORMAL, card_unlink_cb, c); c->sink_input_put_slot = pa_hook_connect(&core->hooks[PA_CORE_HOOK_SINK_INPUT_PUT], PA_HOOK_NORMAL, sink_input_put_cb, c); c->sink_input_unlink_slot = pa_hook_connect(&core->hooks[PA_CORE_HOOK_SINK_INPUT_UNLINK], PA_HOOK_NORMAL, sink_input_unlink_cb, c); c->source_output_put_slot = pa_hook_connect(&core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_PUT], PA_HOOK_NORMAL, source_output_put_cb, c); c->source_output_unlink_slot = pa_hook_connect(&core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_UNLINK], PA_HOOK_NORMAL, source_output_unlink_cb, c); c->client_put_slot = pa_hook_connect(&core->hooks[PA_CORE_HOOK_CLIENT_PUT], PA_HOOK_NORMAL, client_put_cb, c); c->client_unlink_slot = pa_hook_connect(&core->hooks[PA_CORE_HOOK_CLIENT_UNLINK], PA_HOOK_NORMAL, client_unlink_cb, c); c->sink_put_slot = pa_hook_connect(&core->hooks[PA_CORE_HOOK_SINK_PUT], PA_HOOK_NORMAL, sink_put_cb, c); c->sink_unlink_slot = pa_hook_connect(&core->hooks[PA_CORE_HOOK_SINK_UNLINK], PA_HOOK_NORMAL, sink_unlink_cb, c); c->source_put_slot = pa_hook_connect(&core->hooks[PA_CORE_HOOK_SOURCE_PUT], PA_HOOK_NORMAL, source_put_cb, c); c->source_unlink_slot = pa_hook_connect(&core->hooks[PA_CORE_HOOK_SOURCE_UNLINK], PA_HOOK_NORMAL, source_unlink_cb, c); c->extension_registered_slot = pa_dbus_protocol_hook_connect(c->dbus_protocol, PA_DBUS_PROTOCOL_HOOK_EXTENSION_REGISTERED, PA_HOOK_NORMAL, extension_registered_cb, c); c->extension_unregistered_slot = pa_dbus_protocol_hook_connect(c->dbus_protocol, PA_DBUS_PROTOCOL_HOOK_EXTENSION_UNREGISTERED, PA_HOOK_NORMAL, extension_unregistered_cb, c); c->memstats = pa_dbusiface_memstats_new(c, core); if (c->fallback_sink) pa_sink_ref(c->fallback_sink); if (c->fallback_source) pa_source_ref(c->fallback_source); PA_IDXSET_FOREACH(card, core->cards, idx) pa_hashmap_put(c->cards, PA_UINT32_TO_PTR(idx), pa_dbusiface_card_new(c, card)); PA_IDXSET_FOREACH(sink, core->sinks, idx) { device = pa_dbusiface_device_new_sink(c, sink); pa_hashmap_put(c->sinks_by_index, PA_UINT32_TO_PTR(idx), device); pa_hashmap_put(c->sinks_by_path, (char *) pa_dbusiface_device_get_path(device), device); } PA_IDXSET_FOREACH(source, core->sources, idx) { device = pa_dbusiface_device_new_source(c, source); pa_hashmap_put(c->sources_by_index, PA_UINT32_TO_PTR(idx), device); pa_hashmap_put(c->sources_by_path, (char *) pa_dbusiface_device_get_path(device), device); } PA_IDXSET_FOREACH(sink_input, core->sink_inputs, idx) pa_hashmap_put(c->playback_streams, PA_UINT32_TO_PTR(idx), pa_dbusiface_stream_new_playback(c, sink_input)); PA_IDXSET_FOREACH(source_output, core->source_outputs, idx) pa_hashmap_put(c->record_streams, PA_UINT32_TO_PTR(idx), pa_dbusiface_stream_new_record(c, source_output)); PA_IDXSET_FOREACH(sample, core->scache, idx) pa_hashmap_put(c->samples, PA_UINT32_TO_PTR(idx), pa_dbusiface_sample_new(c, sample)); PA_IDXSET_FOREACH(module, core->modules, idx) pa_hashmap_put(c->modules, PA_UINT32_TO_PTR(idx), pa_dbusiface_module_new(module)); PA_IDXSET_FOREACH(client, core->clients, idx) pa_hashmap_put(c->clients, PA_UINT32_TO_PTR(idx), pa_dbusiface_client_new(c, client)); pa_assert_se(pa_dbus_protocol_add_interface(c->dbus_protocol, PA_DBUS_CORE_OBJECT_PATH, &core_interface_info, c) >= 0); return c; } void pa_dbusiface_core_free(pa_dbusiface_core *c) { pa_assert(c); pa_assert_se(pa_dbus_protocol_remove_interface(c->dbus_protocol, PA_DBUS_CORE_OBJECT_PATH, core_interface_info.name) >= 0); /* Note that the order of freeing is important below. * Do not change it for the sake of tidiness without checking! */ pa_hashmap_free(c->cards); pa_hashmap_free(c->sinks_by_path); pa_hashmap_free(c->sinks_by_index); pa_hashmap_free(c->sources_by_path); pa_hashmap_free(c->sources_by_index); pa_hashmap_free(c->playback_streams); pa_hashmap_free(c->record_streams); pa_hashmap_free(c->samples); pa_hashmap_free(c->modules); pa_hashmap_free(c->clients); pa_hook_slot_free(c->module_new_slot); pa_hook_slot_free(c->module_removed_slot); pa_hook_slot_free(c->default_sink_changed_slot); pa_hook_slot_free(c->default_source_changed_slot); pa_hook_slot_free(c->sample_cache_new_slot); pa_hook_slot_free(c->sample_cache_removed_slot); pa_hook_slot_free(c->card_put_slot); pa_hook_slot_free(c->card_unlink_slot); pa_hook_slot_free(c->sink_input_put_slot); pa_hook_slot_free(c->sink_input_unlink_slot); pa_hook_slot_free(c->source_output_put_slot); pa_hook_slot_free(c->source_output_unlink_slot); pa_hook_slot_free(c->client_put_slot); pa_hook_slot_free(c->client_unlink_slot); pa_hook_slot_free(c->sink_put_slot); pa_hook_slot_free(c->sink_unlink_slot); pa_hook_slot_free(c->source_put_slot); pa_hook_slot_free(c->source_unlink_slot); pa_hook_slot_free(c->extension_registered_slot); pa_hook_slot_free(c->extension_unregistered_slot); pa_dbusiface_memstats_free(c->memstats); if (c->fallback_sink) pa_sink_unref(c->fallback_sink); if (c->fallback_source) pa_source_unref(c->fallback_source); pa_dbus_protocol_unref(c->dbus_protocol); pa_xfree(c); } const char *pa_dbusiface_core_get_card_path(pa_dbusiface_core *c, const pa_card *card) { pa_assert(c); pa_assert(card); return pa_dbusiface_card_get_path(pa_hashmap_get(c->cards, PA_UINT32_TO_PTR(card->index))); } const char *pa_dbusiface_core_get_sink_path(pa_dbusiface_core *c, const pa_sink *sink) { pa_assert(c); pa_assert(sink); return pa_dbusiface_device_get_path(pa_hashmap_get(c->sinks_by_index, PA_UINT32_TO_PTR(sink->index))); } const char *pa_dbusiface_core_get_source_path(pa_dbusiface_core *c, const pa_source *source) { pa_assert(c); pa_assert(source); return pa_dbusiface_device_get_path(pa_hashmap_get(c->sources_by_index, PA_UINT32_TO_PTR(source->index))); } const char *pa_dbusiface_core_get_playback_stream_path(pa_dbusiface_core *c, const pa_sink_input *sink_input) { pa_assert(c); pa_assert(sink_input); return pa_dbusiface_stream_get_path(pa_hashmap_get(c->playback_streams, PA_UINT32_TO_PTR(sink_input->index))); } const char *pa_dbusiface_core_get_record_stream_path(pa_dbusiface_core *c, const pa_source_output *source_output) { pa_assert(c); pa_assert(source_output); return pa_dbusiface_stream_get_path(pa_hashmap_get(c->record_streams, PA_UINT32_TO_PTR(source_output->index))); } const char *pa_dbusiface_core_get_module_path(pa_dbusiface_core *c, const pa_module *module) { pa_assert(c); pa_assert(module); return pa_dbusiface_module_get_path(pa_hashmap_get(c->modules, PA_UINT32_TO_PTR(module->index))); } const char *pa_dbusiface_core_get_client_path(pa_dbusiface_core *c, const pa_client *client) { pa_assert(c); pa_assert(client); return pa_dbusiface_client_get_path(pa_hashmap_get(c->clients, PA_UINT32_TO_PTR(client->index))); } pa_sink *pa_dbusiface_core_get_sink(pa_dbusiface_core *c, const char *object_path) { pa_dbusiface_device *device = NULL; pa_assert(c); pa_assert(object_path); device = pa_hashmap_get(c->sinks_by_path, object_path); if (device) return pa_dbusiface_device_get_sink(device); else return NULL; } pa_source *pa_dbusiface_core_get_source(pa_dbusiface_core *c, const char *object_path) { pa_dbusiface_device *device = NULL; pa_assert(c); pa_assert(object_path); device = pa_hashmap_get(c->sources_by_path, object_path); if (device) return pa_dbusiface_device_get_source(device); else return NULL; }