shairport-sync/dbus-service.c

1229 lines
51 KiB
C

/*
* This file is part of Shairport Sync.
* Copyright (c) Mike Brady 2018 -- 2022
* All rights reserved.
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#include <inttypes.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "config.h"
#include "common.h"
#include "player.h"
#include "rtsp.h"
#include "rtp.h"
#include "dacp.h"
#include "metadata_hub.h"
#include "dbus-service.h"
#ifdef CONFIG_CONVOLUTION
#include <FFTConvolver/convolver.h>
#endif
ShairportSync *shairportSyncSkeleton;
int service_is_running = 0;
ShairportSyncDiagnostics *shairportSyncDiagnosticsSkeleton = NULL;
ShairportSyncRemoteControl *shairportSyncRemoteControlSkeleton = NULL;
ShairportSyncAdvancedRemoteControl *shairportSyncAdvancedRemoteControlSkeleton = NULL;
guint ownerID = 0;
void dbus_metadata_watcher(struct metadata_bundle *argc, __attribute__((unused)) void *userdata) {
char response[100];
gboolean current_status, new_status;
const char *th;
shairport_sync_advanced_remote_control_set_volume(shairportSyncAdvancedRemoteControlSkeleton,
argc->speaker_volume);
shairport_sync_remote_control_set_airplay_volume(shairportSyncRemoteControlSkeleton,
argc->airplay_volume);
shairport_sync_remote_control_set_client(shairportSyncRemoteControlSkeleton, argc->client_ip);
shairport_sync_remote_control_set_client_name(shairportSyncRemoteControlSkeleton,
argc->client_name);
// although it's a DACP server, the server is in fact, part of the the AirPlay "client" (their
// term).
if (argc->dacp_server_active) {
shairport_sync_remote_control_set_available(shairportSyncRemoteControlSkeleton, TRUE);
} else {
shairport_sync_remote_control_set_available(shairportSyncRemoteControlSkeleton, FALSE);
}
if (argc->advanced_dacp_server_active) {
shairport_sync_advanced_remote_control_set_available(shairportSyncAdvancedRemoteControlSkeleton,
TRUE);
} else {
shairport_sync_advanced_remote_control_set_available(shairportSyncAdvancedRemoteControlSkeleton,
FALSE);
}
if (argc->progress_string) {
// debug(1, "Check progress string");
th = shairport_sync_remote_control_get_progress_string(shairportSyncRemoteControlSkeleton);
if ((th == NULL) || (strcasecmp(th, argc->progress_string) != 0)) {
// debug(1, "Progress string should be changed");
shairport_sync_remote_control_set_progress_string(shairportSyncRemoteControlSkeleton,
argc->progress_string);
}
}
if (argc->frame_position_string) {
// debug(1, "Check frame position string");
th = shairport_sync_get_frame_position(shairportSyncSkeleton);
if ((th == NULL) || (strcasecmp(th, argc->frame_position_string) != 0)) {
// debug(1, "Frame position string should be changed");
shairport_sync_set_frame_position(shairportSyncSkeleton, argc->frame_position_string);
}
}
if (argc->first_frame_position_string) {
// debug(1, "Check first frame position string");
th = shairport_sync_get_first_frame_position(shairportSyncSkeleton);
if ((th == NULL) || (strcasecmp(th, argc->first_frame_position_string) != 0)) {
// debug(1, "First frame position string should be changed");
shairport_sync_set_first_frame_position(shairportSyncSkeleton,
argc->first_frame_position_string);
}
}
if (argc->stream_type) {
// debug(1, "Check stream type");
th = shairport_sync_remote_control_get_stream_type(shairportSyncRemoteControlSkeleton);
if ((th == NULL) || (strcasecmp(th, argc->stream_type) != 0)) {
// debug(1, "Stream type string should be changed");
shairport_sync_remote_control_set_stream_type(shairportSyncRemoteControlSkeleton,
argc->stream_type);
}
}
switch (argc->player_state) {
case PS_NOT_AVAILABLE:
shairport_sync_remote_control_set_player_state(shairportSyncRemoteControlSkeleton,
"Not Available");
break;
case PS_STOPPED:
shairport_sync_remote_control_set_player_state(shairportSyncRemoteControlSkeleton, "Stopped");
break;
case PS_PAUSED:
shairport_sync_remote_control_set_player_state(shairportSyncRemoteControlSkeleton, "Paused");
break;
case PS_PLAYING:
shairport_sync_remote_control_set_player_state(shairportSyncRemoteControlSkeleton, "Playing");
break;
default:
debug(1, "This should never happen.");
}
switch (argc->play_status) {
case PS_NOT_AVAILABLE:
strcpy(response, "Not Available");
break;
case PS_STOPPED:
strcpy(response, "Stopped");
break;
case PS_PAUSED:
strcpy(response, "Paused");
break;
case PS_PLAYING:
strcpy(response, "Playing");
break;
default:
debug(1, "This should never happen.");
}
th = shairport_sync_advanced_remote_control_get_playback_status(
shairportSyncAdvancedRemoteControlSkeleton);
// only set this if it's different
if ((th == NULL) || (strcasecmp(th, response) != 0)) {
debug(3, "Playback Status should be changed");
shairport_sync_advanced_remote_control_set_playback_status(
shairportSyncAdvancedRemoteControlSkeleton, response);
}
switch (argc->repeat_status) {
case RS_NOT_AVAILABLE:
strcpy(response, "Not Available");
break;
case RS_OFF:
strcpy(response, "Off");
break;
case RS_ONE:
strcpy(response, "One");
break;
case RS_ALL:
strcpy(response, "All");
break;
default:
debug(1, "This should never happen.");
}
th = shairport_sync_advanced_remote_control_get_loop_status(
shairportSyncAdvancedRemoteControlSkeleton);
// only set this if it's different
if ((th == NULL) || (strcasecmp(th, response) != 0)) {
debug(3, "Loop Status should be changed");
shairport_sync_advanced_remote_control_set_loop_status(
shairportSyncAdvancedRemoteControlSkeleton, response);
}
switch (argc->shuffle_status) {
case SS_NOT_AVAILABLE:
new_status = FALSE;
break;
case SS_OFF:
new_status = FALSE;
break;
case SS_ON:
new_status = TRUE;
break;
default:
new_status = FALSE;
debug(1, "Unknown shuffle status -- this should never happen.");
}
current_status = shairport_sync_advanced_remote_control_get_shuffle(
shairportSyncAdvancedRemoteControlSkeleton);
// only set this if it's different
if (current_status != new_status) {
debug(3, "Shuffle State should be changed");
shairport_sync_advanced_remote_control_set_shuffle(shairportSyncAdvancedRemoteControlSkeleton,
new_status);
}
// Build the metadata array
debug(2, "Build metadata");
GVariantBuilder *dict_builder = g_variant_builder_new(G_VARIANT_TYPE("a{sv}"));
// Add in the artwork URI if it exists.
if (argc->cover_art_pathname) {
GVariant *artUrl = g_variant_new("s", argc->cover_art_pathname);
g_variant_builder_add(dict_builder, "{sv}", "mpris:artUrl", artUrl);
}
// Add in the Track ID based on the 'mper' metadata if it is valid
if (argc->item_id_is_valid != 0) {
char trackidstring[128];
snprintf(trackidstring, sizeof(trackidstring), "/org/gnome/ShairportSync/%" PRIX64 "",
argc->item_id);
GVariant *trackid = g_variant_new("o", trackidstring);
g_variant_builder_add(dict_builder, "{sv}", "mpris:trackid", trackid);
}
// Add in the Song Data Kind based on the 'asdk' metadata if it is valid
// It seems that this is 0 for a timed play, e.g. a track or an album, but is 1 for an untimed
// play, such as a stream.
if (argc->song_data_kind_is_valid != 0) {
GVariant *songdatakind = g_variant_new_uint32(argc->song_data_kind);
g_variant_builder_add(dict_builder, "{sv}", "sps:songdatakind", songdatakind);
}
// Add the track name if it exists
if (argc->track_name) {
GVariant *track_name = g_variant_new("s", argc->track_name);
g_variant_builder_add(dict_builder, "{sv}", "xesam:title", track_name);
}
// Add the album name if it exists
if (argc->album_name) {
GVariant *album_name = g_variant_new("s", argc->album_name);
g_variant_builder_add(dict_builder, "{sv}", "xesam:album", album_name);
}
// Add the artist name list if it exists
if (argc->artist_name) {
GVariantBuilder *artist_as = g_variant_builder_new(G_VARIANT_TYPE("as"));
g_variant_builder_add(artist_as, "s", argc->artist_name);
GVariant *artists = g_variant_builder_end(artist_as);
g_variant_builder_unref(artist_as);
g_variant_builder_add(dict_builder, "{sv}", "xesam:artist", artists);
}
// Add the album artist list if it exists
if (argc->album_artist_name) {
GVariantBuilder *album_artist_as = g_variant_builder_new(G_VARIANT_TYPE("as"));
g_variant_builder_add(album_artist_as, "s", argc->album_artist_name);
GVariant *album_artists = g_variant_builder_end(album_artist_as);
g_variant_builder_unref(album_artist_as);
g_variant_builder_add(dict_builder, "{sv}", "xesam:albumArtist", album_artists);
}
// Add the composer list if it exists
if (argc->composer) {
GVariantBuilder *composer_as = g_variant_builder_new(G_VARIANT_TYPE("as"));
g_variant_builder_add(composer_as, "s", argc->composer);
GVariant *composers = g_variant_builder_end(composer_as);
g_variant_builder_unref(composer_as);
g_variant_builder_add(dict_builder, "{sv}", "xesam:composer", composers);
}
// Add the genre list if it exists
if (argc->genre) {
GVariantBuilder *genre_as = g_variant_builder_new(G_VARIANT_TYPE("as"));
g_variant_builder_add(genre_as, "s", argc->genre);
GVariant *genre = g_variant_builder_end(genre_as);
g_variant_builder_unref(genre_as);
g_variant_builder_add(dict_builder, "{sv}", "xesam:genre", genre);
}
if (argc->songtime_in_milliseconds_is_valid != 0) {
uint64_t track_length_in_microseconds = argc->songtime_in_milliseconds;
track_length_in_microseconds *= 1000; // to microseconds in 64-bit precision
// Make up the track name and album name
// debug(1, "Set tracklength to %" PRId64 ".", track_length_in_microseconds);
GVariant *tracklength = g_variant_new("x", track_length_in_microseconds);
g_variant_builder_add(dict_builder, "{sv}", "mpris:length", tracklength);
}
GVariant *dict = g_variant_builder_end(dict_builder);
g_variant_builder_unref(dict_builder);
shairport_sync_remote_control_set_metadata(shairportSyncRemoteControlSkeleton, dict);
}
static gboolean on_handle_set_volume(ShairportSyncAdvancedRemoteControl *skeleton,
GDBusMethodInvocation *invocation, const gint volume,
__attribute__((unused)) gpointer user_data) {
debug(2, "Set volume to %d.", volume);
dacp_set_volume(volume);
shairport_sync_advanced_remote_control_complete_set_volume(skeleton, invocation);
return TRUE;
}
static gboolean on_handle_fast_forward(ShairportSyncRemoteControl *skeleton,
GDBusMethodInvocation *invocation,
__attribute__((unused)) gpointer user_data) {
send_simple_dacp_command("beginff");
shairport_sync_remote_control_complete_fast_forward(skeleton, invocation);
return TRUE;
}
static gboolean on_handle_rewind(ShairportSyncRemoteControl *skeleton,
GDBusMethodInvocation *invocation,
__attribute__((unused)) gpointer user_data) {
send_simple_dacp_command("beginrew");
shairport_sync_remote_control_complete_rewind(skeleton, invocation);
return TRUE;
}
static gboolean on_handle_toggle_mute(ShairportSyncRemoteControl *skeleton,
GDBusMethodInvocation *invocation,
__attribute__((unused)) gpointer user_data) {
send_simple_dacp_command("mutetoggle");
shairport_sync_remote_control_complete_toggle_mute(skeleton, invocation);
return TRUE;
}
static gboolean on_handle_next(ShairportSyncRemoteControl *skeleton,
GDBusMethodInvocation *invocation,
__attribute__((unused)) gpointer user_data) {
send_simple_dacp_command("nextitem");
shairport_sync_remote_control_complete_next(skeleton, invocation);
return TRUE;
}
static gboolean on_handle_previous(ShairportSyncRemoteControl *skeleton,
GDBusMethodInvocation *invocation,
__attribute__((unused)) gpointer user_data) {
send_simple_dacp_command("previtem");
shairport_sync_remote_control_complete_previous(skeleton, invocation);
return TRUE;
}
static gboolean on_handle_pause(ShairportSyncRemoteControl *skeleton,
GDBusMethodInvocation *invocation,
__attribute__((unused)) gpointer user_data) {
send_simple_dacp_command("pause");
shairport_sync_remote_control_complete_pause(skeleton, invocation);
return TRUE;
}
static gboolean on_handle_play_pause(ShairportSyncRemoteControl *skeleton,
GDBusMethodInvocation *invocation,
__attribute__((unused)) gpointer user_data) {
send_simple_dacp_command("playpause");
shairport_sync_remote_control_complete_play_pause(skeleton, invocation);
return TRUE;
}
static gboolean on_handle_play(ShairportSyncRemoteControl *skeleton,
GDBusMethodInvocation *invocation,
__attribute__((unused)) gpointer user_data) {
send_simple_dacp_command("play");
shairport_sync_remote_control_complete_play(skeleton, invocation);
return TRUE;
}
static gboolean on_handle_stop(ShairportSyncRemoteControl *skeleton,
GDBusMethodInvocation *invocation,
__attribute__((unused)) gpointer user_data) {
send_simple_dacp_command("stop");
shairport_sync_remote_control_complete_stop(skeleton, invocation);
return TRUE;
}
static gboolean on_handle_resume(ShairportSyncRemoteControl *skeleton,
GDBusMethodInvocation *invocation,
__attribute__((unused)) gpointer user_data) {
send_simple_dacp_command("playresume");
shairport_sync_remote_control_complete_resume(skeleton, invocation);
return TRUE;
}
static gboolean on_handle_shuffle_songs(ShairportSyncRemoteControl *skeleton,
GDBusMethodInvocation *invocation,
__attribute__((unused)) gpointer user_data) {
send_simple_dacp_command("shuffle_songs");
shairport_sync_remote_control_complete_shuffle_songs(skeleton, invocation);
return TRUE;
}
static gboolean on_handle_volume_up(ShairportSyncRemoteControl *skeleton,
GDBusMethodInvocation *invocation,
__attribute__((unused)) gpointer user_data) {
send_simple_dacp_command("volumeup");
shairport_sync_remote_control_complete_volume_up(skeleton, invocation);
return TRUE;
}
static gboolean on_handle_volume_down(ShairportSyncRemoteControl *skeleton,
GDBusMethodInvocation *invocation,
__attribute__((unused)) gpointer user_data) {
send_simple_dacp_command("volumedown");
shairport_sync_remote_control_complete_volume_down(skeleton, invocation);
return TRUE;
}
static gboolean on_handle_set_airplay_volume(ShairportSyncRemoteControl *skeleton,
GDBusMethodInvocation *invocation,
const gdouble volume,
__attribute__((unused)) gpointer user_data) {
debug(2, "Set airplay volume to %.6f.", volume);
char command[256] = "";
snprintf(command, sizeof(command), "setproperty?dmcp.device-volume=%.6f", volume);
send_simple_dacp_command(command);
shairport_sync_remote_control_complete_set_airplay_volume(skeleton, invocation);
return TRUE;
}
gboolean notify_elapsed_time_callback(ShairportSyncDiagnostics *skeleton,
__attribute__((unused)) gpointer user_data) {
// debug(1, "\"notify_elapsed_time_callback\" called.");
if (shairport_sync_diagnostics_get_elapsed_time(skeleton)) {
config.debugger_show_elapsed_time = 1;
debug(1, ">> start including elapsed time in logs");
} else {
config.debugger_show_elapsed_time = 0;
debug(1, ">> stop including elapsed time in logs");
}
return TRUE;
}
gboolean notify_delta_time_callback(ShairportSyncDiagnostics *skeleton,
__attribute__((unused)) gpointer user_data) {
// debug(1, "\"notify_delta_time_callback\" called.");
if (shairport_sync_diagnostics_get_delta_time(skeleton)) {
config.debugger_show_relative_time = 1;
debug(1, ">> start including delta time in logs");
} else {
config.debugger_show_relative_time = 0;
debug(1, ">> stop including delta time in logs");
}
return TRUE;
}
gboolean notify_file_and_line_callback(ShairportSyncDiagnostics *skeleton,
__attribute__((unused)) gpointer user_data) {
// debug(1, "\"notify_file_and_line_callback\" called.");
if (shairport_sync_diagnostics_get_file_and_line(skeleton)) {
config.debugger_show_file_and_line = 1;
debug(1, ">> start including file and line in logs");
} else {
config.debugger_show_file_and_line = 0;
debug(1, ">> stop including file and line in logs");
}
return TRUE;
}
gboolean notify_statistics_callback(ShairportSyncDiagnostics *skeleton,
__attribute__((unused)) gpointer user_data) {
// debug(1, "\"notify_statistics_callback\" called.");
if (shairport_sync_diagnostics_get_statistics(skeleton)) {
debug(1, ">> start logging statistics");
if (config.statistics_requested == 0)
statistics_row = 0; // redraw the header line
config.statistics_requested = 1;
} else {
debug(1, ">> stop logging statistics");
config.statistics_requested = 0;
}
return TRUE;
}
gboolean notify_verbosity_callback(ShairportSyncDiagnostics *skeleton,
__attribute__((unused)) gpointer user_data) {
gint th = shairport_sync_diagnostics_get_verbosity(skeleton);
if ((th >= 0) && (th <= 3)) {
if (th == 0)
debug(1, ">> log verbosity set to %d.", th);
if (((debuglev == 0) && (th != 0)) || ((debuglev != 0) && (th == 0)))
statistics_row = 0; // if the debug level changes, redraw the header line
debuglev = th;
debug(1, ">> log verbosity set to %d.", th);
} else {
debug(1, ">> invalid log verbosity: %d. Ignored.", th);
shairport_sync_diagnostics_set_verbosity(skeleton, debuglev);
}
return TRUE;
}
gboolean notify_disable_standby_callback(ShairportSync *skeleton,
__attribute__((unused)) gpointer user_data) {
// debug(1, "\"notify_disable_standby_callback\" called.");
if (shairport_sync_get_disable_standby(skeleton)) {
debug(1, ">> activating disable standby");
config.keep_dac_busy = 1;
} else {
debug(1, ">> deactivating disable standby");
config.keep_dac_busy = 0;
}
return TRUE;
}
#ifdef CONFIG_CONVOLUTION
gboolean notify_convolution_callback(ShairportSync *skeleton,
__attribute__((unused)) gpointer user_data) {
// debug(1, "\"notify_convolution_callback\" called.");
if (shairport_sync_get_convolution(skeleton)) {
debug(1, ">> activating convolution");
config.convolution = 1;
config.convolver_valid =
convolver_init(config.convolution_ir_file, config.convolution_max_length);
} else {
debug(1, ">> deactivating convolution");
config.convolution = 0;
}
return TRUE;
}
#else
gboolean notify_convolution_callback(__attribute__((unused)) ShairportSync *skeleton,
__attribute__((unused)) gpointer user_data) {
warn(">> Convolution support is not built in to this build of Shairport Sync.");
return TRUE;
}
#endif
#ifdef CONFIG_CONVOLUTION
gboolean notify_convolution_gain_callback(ShairportSync *skeleton,
__attribute__((unused)) gpointer user_data) {
gdouble th = shairport_sync_get_convolution_gain(skeleton);
if ((th <= 0.0) && (th >= -100.0)) {
debug(1, ">> setting convolution gain to %f.", th);
config.convolution_gain = th;
} else {
debug(1, ">> invalid convolution gain: %f. Ignored.", th);
shairport_sync_set_convolution_gain(skeleton, config.convolution_gain);
}
return TRUE;
}
#else
gboolean notify_convolution_gain_callback(__attribute__((unused)) ShairportSync *skeleton,
__attribute__((unused)) gpointer user_data) {
warn(">> Convolution support is not built in to this build of Shairport Sync.");
return TRUE;
}
#endif
#ifdef CONFIG_CONVOLUTION
gboolean notify_convolution_impulse_response_file_callback(ShairportSync *skeleton,
__attribute__((unused))
gpointer user_data) {
char *th = (char *)shairport_sync_get_convolution_impulse_response_file(skeleton);
if (config.convolution_ir_file)
free(config.convolution_ir_file);
config.convolution_ir_file = strdup(th);
debug(1, ">> setting configuration impulse response filter file to \"%s\".",
config.convolution_ir_file);
config.convolver_valid =
convolver_init(config.convolution_ir_file, config.convolution_max_length);
return TRUE;
}
#else
gboolean notify_convolution_impulse_response_file_callback(__attribute__((unused))
ShairportSync *skeleton,
__attribute__((unused))
gpointer user_data) {
__attribute__((unused)) char *th =
(char *)shairport_sync_get_convolution_impulse_response_file(skeleton);
return TRUE;
}
#endif
gboolean notify_loudness_callback(ShairportSync *skeleton,
__attribute__((unused)) gpointer user_data) {
// debug(1, "\"notify_loudness_callback\" called.");
if (shairport_sync_get_loudness(skeleton)) {
debug(1, ">> activating loudness");
config.loudness = 1;
} else {
debug(1, ">> deactivating loudness");
config.loudness = 0;
}
return TRUE;
}
gboolean notify_loudness_threshold_callback(ShairportSync *skeleton,
__attribute__((unused)) gpointer user_data) {
gdouble th = shairport_sync_get_loudness_threshold(skeleton);
if ((th <= 0.0) && (th >= -100.0)) {
debug(1, ">> setting loudness threshold to %f.", th);
config.loudness_reference_volume_db = th;
} else {
debug(1, ">> invalid loudness threshold: %f. Ignored.", th);
shairport_sync_set_loudness_threshold(skeleton, config.loudness_reference_volume_db);
}
return TRUE;
}
gboolean notify_drift_tolerance_callback(ShairportSync *skeleton,
__attribute__((unused)) gpointer user_data) {
gdouble dt = shairport_sync_get_drift_tolerance(skeleton);
if ((dt >= 0.0) && (dt <= 2.0)) {
debug(1, ">> setting drift tolerance to %f seconds.", dt);
config.tolerance = dt;
} else {
debug(1, ">> invalid drift tolerance: %f seconds. Ignored.", dt);
shairport_sync_set_drift_tolerance(skeleton, config.tolerance);
}
return TRUE;
}
gboolean notify_volume_callback(ShairportSync *skeleton,
__attribute__((unused)) gpointer user_data) {
gdouble iv = shairport_sync_get_volume(skeleton);
if (((iv >= -30.0) && (iv <= 0.0)) || (iv == -144.0)) {
debug(2, ">> setting volume to %7.4f.", iv);
pthread_rwlock_rdlock(&principal_conn_lock); // don't let the principal_conn be changed
pthread_cleanup_push(rwlock_unlock, (void *)&principal_conn_lock);
if (principal_conn != NULL) {
player_volume(iv, principal_conn);
principal_conn->own_airplay_volume = iv;
principal_conn->own_airplay_volume_set = 1;
}
pthread_cleanup_pop(1); // release the principal_conn lock
config.airplay_volume = iv;
config.last_access_to_volume_info_time = get_absolute_time_in_ns();
} else {
debug(1, ">> invalid volume: %f. Ignored.", iv);
shairport_sync_set_volume(skeleton, config.airplay_volume);
}
return TRUE;
}
gboolean notify_disable_standby_mode_callback(ShairportSync *skeleton,
__attribute__((unused)) gpointer user_data) {
char *th = (char *)shairport_sync_get_disable_standby_mode(skeleton);
if ((strcasecmp(th, "no") == 0) || (strcasecmp(th, "off") == 0) ||
(strcasecmp(th, "never") == 0)) {
config.disable_standby_mode = disable_standby_off;
config.keep_dac_busy = 0;
} else if ((strcasecmp(th, "yes") == 0) || (strcasecmp(th, "on") == 0) ||
(strcasecmp(th, "always") == 0)) {
config.disable_standby_mode = disable_standby_always;
config.keep_dac_busy = 1;
} else if (strcasecmp(th, "auto") == 0)
config.disable_standby_mode = disable_standby_auto;
else {
warn("An unrecognised disable_standby_mode: \"%s\" was requested via D-Bus interface.", th);
switch (config.disable_standby_mode) {
case disable_standby_off:
shairport_sync_set_disable_standby_mode(skeleton, "off");
break;
case disable_standby_always:
shairport_sync_set_disable_standby_mode(skeleton, "always");
break;
case disable_standby_auto:
shairport_sync_set_disable_standby_mode(skeleton, "auto");
break;
default:
break;
}
}
return TRUE;
}
gboolean notify_alacdecoder_callback(ShairportSync *skeleton,
__attribute__((unused)) gpointer user_data) {
char *th = (char *)shairport_sync_get_alacdecoder(skeleton);
#ifdef CONFIG_APPLE_ALAC
if (strcasecmp(th, "hammerton") == 0)
config.use_apple_decoder = 0;
else if (strcasecmp(th, "apple") == 0)
config.use_apple_decoder = 1;
else {
warn("An unrecognised ALAC decoder: \"%s\" was requested via D-Bus interface.", th);
if (config.use_apple_decoder == 0)
shairport_sync_set_alacdecoder(skeleton, "hammerton");
else
shairport_sync_set_alacdecoder(skeleton, "apple");
}
// debug(1,"Using the %s ALAC decoder.", ((config.use_apple_decoder==0) ? "Hammerton" : "Apple"));
#else
if (strcasecmp(th, "hammerton") == 0) {
config.use_apple_decoder = 0;
// debug(1,"Using the Hammerton ALAC decoder.");
} else {
warn("An unrecognised ALAC decoder: \"%s\" was requested via D-Bus interface. (Possibly "
"support for this decoder was not compiled "
"into this version of Shairport Sync.)",
th);
shairport_sync_set_alacdecoder(skeleton, "hammerton");
}
#endif
return TRUE;
}
gboolean notify_interpolation_callback(ShairportSync *skeleton,
__attribute__((unused)) gpointer user_data) {
char *th = (char *)shairport_sync_get_interpolation(skeleton);
#ifdef CONFIG_SOXR
if (strcasecmp(th, "basic") == 0)
config.packet_stuffing = ST_basic;
else if (strcasecmp(th, "soxr") == 0)
config.packet_stuffing = ST_soxr;
else if (strcasecmp(th, "auto") == 0)
config.packet_stuffing = ST_auto;
else {
warn("An unrecognised interpolation method: \"%s\" was requested via the D-Bus interface.", th);
switch (config.packet_stuffing) {
case ST_basic:
shairport_sync_set_interpolation(skeleton, "basic");
break;
case ST_soxr:
shairport_sync_set_interpolation(skeleton, "soxr");
break;
case ST_auto:
shairport_sync_set_interpolation(skeleton, "auto");
break;
default:
debug(1, "This should never happen!");
shairport_sync_set_interpolation(skeleton, "basic");
break;
}
}
#else
if (strcasecmp(th, "basic") == 0)
config.packet_stuffing = ST_basic;
else {
warn("An unrecognised interpolation method: \"%s\" was requested via the D-Bus interface. "
"(Possibly support for this method was not compiled "
"into this version of Shairport Sync.)",
th);
shairport_sync_set_interpolation(skeleton, "basic");
}
#endif
return TRUE;
}
gboolean notify_volume_control_profile_callback(ShairportSync *skeleton,
__attribute__((unused)) gpointer user_data) {
char *th = (char *)shairport_sync_get_volume_control_profile(skeleton);
// enum volume_control_profile_type previous_volume_control_profile =
// config.volume_control_profile;
if (strcasecmp(th, "standard") == 0)
config.volume_control_profile = VCP_standard;
else if (strcasecmp(th, "flat") == 0)
config.volume_control_profile = VCP_flat;
else if (strcasecmp(th, "dasl_tapered") == 0)
config.volume_control_profile = VCP_dasl_tapered;
else {
warn("Unrecognised Volume Control Profile: \"%s\".", th);
switch (config.volume_control_profile) {
case VCP_standard:
shairport_sync_set_volume_control_profile(skeleton, "standard");
break;
case VCP_flat:
shairport_sync_set_volume_control_profile(skeleton, "flat");
break;
case VCP_dasl_tapered:
shairport_sync_set_volume_control_profile(skeleton, "dasl_tapered");
break;
default:
debug(1, "This should never happen!");
shairport_sync_set_volume_control_profile(skeleton, "standard");
break;
}
}
return TRUE;
}
gboolean notify_shuffle_callback(ShairportSyncAdvancedRemoteControl *skeleton,
__attribute__((unused)) gpointer user_data) {
// debug(1,"notify_shuffle_callback called");
if (shairport_sync_advanced_remote_control_get_shuffle(skeleton))
send_simple_dacp_command("setproperty?dacp.shufflestate=1");
else
send_simple_dacp_command("setproperty?dacp.shufflestate=0");
return TRUE;
}
gboolean notify_loop_status_callback(ShairportSyncAdvancedRemoteControl *skeleton,
__attribute__((unused)) gpointer user_data) {
// debug(1,"notify_loop_status_callback called");
char *th = (char *)shairport_sync_advanced_remote_control_get_loop_status(skeleton);
// enum volume_control_profile_type previous_volume_control_profile =
// config.volume_control_profile;
// debug(1, "notify_loop_status_callback called with loop status of \"%s\".", th);
if (strcasecmp(th, "off") == 0)
send_simple_dacp_command("setproperty?dacp.repeatstate=0");
else if (strcasecmp(th, "one") == 0)
send_simple_dacp_command("setproperty?dacp.repeatstate=1");
else if (strcasecmp(th, "all") == 0)
send_simple_dacp_command("setproperty?dacp.repeatstate=2");
else if (strcasecmp(th, "not available") != 0) {
warn("Illegal Loop Request: \"%s\".", th);
switch (metadata_store.repeat_status) {
case RS_NOT_AVAILABLE:
shairport_sync_advanced_remote_control_set_loop_status(skeleton, "Not Available");
break;
case RS_OFF:
shairport_sync_advanced_remote_control_set_loop_status(skeleton, "Off");
break;
case RS_ONE:
shairport_sync_advanced_remote_control_set_loop_status(skeleton, "One");
break;
case RS_ALL:
shairport_sync_advanced_remote_control_set_loop_status(skeleton, "All");
break;
default:
debug(1, "This should never happen!");
shairport_sync_advanced_remote_control_set_loop_status(skeleton, "Off");
break;
}
}
return TRUE;
}
static gboolean on_handle_quit(ShairportSync *skeleton, GDBusMethodInvocation *invocation,
__attribute__((unused)) const gchar *command,
__attribute__((unused)) gpointer user_data) {
debug(1, ">> quit requested");
type_of_exit_cleanup = TOE_dbus; // request an exit cleanup that is compatible with dbus
exit(EXIT_SUCCESS);
shairport_sync_complete_quit(skeleton, invocation);
return TRUE;
}
static gboolean on_handle_remote_command(ShairportSync *skeleton, GDBusMethodInvocation *invocation,
const gchar *command,
__attribute__((unused)) gpointer user_data) {
debug(1, "RemoteCommand with command \"%s\".", command);
int reply = 0;
char *client_reply = NULL;
ssize_t reply_size = 0;
reply = dacp_send_command((const char *)command, &client_reply, &reply_size);
char *client_reply_hex = alloca(reply_size * 2 + 1);
if (client_reply_hex) {
char *p = client_reply_hex;
if (client_reply) {
char *q = client_reply;
int i;
for (i = 0; i < reply_size; i++) {
snprintf(p, 3, "%02X", *q);
p += 2;
q++;
}
}
*p = '\0';
}
shairport_sync_complete_remote_command(skeleton, invocation, reply, client_reply_hex);
return TRUE;
}
static gboolean on_handle_drop_session(ShairportSync *skeleton, GDBusMethodInvocation *invocation,
__attribute__((unused)) gpointer user_data) {
get_play_lock(NULL, 1); // stop any current session and don't replace it
shairport_sync_complete_drop_session(skeleton, invocation);
return TRUE;
}
static gboolean on_handle_set_frame_position_update_interval(ShairportSync *skeleton,
GDBusMethodInvocation *invocation,
const gdouble seconds,
__attribute__((unused))
gpointer user_data) {
debug(1, ">> set frame position update interval to %.6f.", seconds);
config.metadata_progress_interval = seconds;
shairport_sync_complete_set_frame_position_update_interval(skeleton, invocation);
return TRUE;
}
static void on_dbus_name_acquired(GDBusConnection *connection, const gchar *name,
__attribute__((unused)) gpointer user_data) {
// debug(1, "Shairport Sync native D-Bus interface \"%s\" acquired on the %s bus.", name,
// (config.dbus_service_bus_type == DBT_session) ? "session" : "system");
shairportSyncSkeleton = shairport_sync_skeleton_new();
g_dbus_interface_skeleton_export(G_DBUS_INTERFACE_SKELETON(shairportSyncSkeleton), connection,
"/org/gnome/ShairportSync", NULL);
shairportSyncDiagnosticsSkeleton = shairport_sync_diagnostics_skeleton_new();
g_dbus_interface_skeleton_export(G_DBUS_INTERFACE_SKELETON(shairportSyncDiagnosticsSkeleton),
connection, "/org/gnome/ShairportSync", NULL);
shairportSyncRemoteControlSkeleton = shairport_sync_remote_control_skeleton_new();
g_dbus_interface_skeleton_export(G_DBUS_INTERFACE_SKELETON(shairportSyncRemoteControlSkeleton),
connection, "/org/gnome/ShairportSync", NULL);
shairportSyncAdvancedRemoteControlSkeleton =
shairport_sync_advanced_remote_control_skeleton_new();
g_dbus_interface_skeleton_export(
G_DBUS_INTERFACE_SKELETON(shairportSyncAdvancedRemoteControlSkeleton), connection,
"/org/gnome/ShairportSync", NULL);
g_signal_connect(shairportSyncSkeleton, "notify::interpolation",
G_CALLBACK(notify_interpolation_callback), NULL);
g_signal_connect(shairportSyncSkeleton, "notify::alacdecoder",
G_CALLBACK(notify_alacdecoder_callback), NULL);
g_signal_connect(shairportSyncSkeleton, "notify::disable-standby-mode",
G_CALLBACK(notify_disable_standby_mode_callback), NULL);
g_signal_connect(shairportSyncSkeleton, "notify::volume-control-profile",
G_CALLBACK(notify_volume_control_profile_callback), NULL);
g_signal_connect(shairportSyncSkeleton, "notify::disable-standby",
G_CALLBACK(notify_disable_standby_callback), NULL);
g_signal_connect(shairportSyncSkeleton, "notify::convolution",
G_CALLBACK(notify_convolution_callback), NULL);
g_signal_connect(shairportSyncSkeleton, "notify::convolution-gain",
G_CALLBACK(notify_convolution_gain_callback), NULL);
g_signal_connect(shairportSyncSkeleton, "notify::convolution-impulse-response-file",
G_CALLBACK(notify_convolution_impulse_response_file_callback), NULL);
g_signal_connect(shairportSyncSkeleton, "notify::loudness", G_CALLBACK(notify_loudness_callback),
NULL);
g_signal_connect(shairportSyncSkeleton, "notify::loudness-threshold",
G_CALLBACK(notify_loudness_threshold_callback), NULL);
g_signal_connect(shairportSyncSkeleton, "notify::drift-tolerance",
G_CALLBACK(notify_drift_tolerance_callback), NULL);
g_signal_connect(shairportSyncSkeleton, "notify::volume", G_CALLBACK(notify_volume_callback),
NULL);
g_signal_connect(shairportSyncSkeleton, "handle-quit", G_CALLBACK(on_handle_quit), NULL);
g_signal_connect(shairportSyncSkeleton, "handle-remote-command",
G_CALLBACK(on_handle_remote_command), NULL);
g_signal_connect(shairportSyncSkeleton, "handle-drop-session", G_CALLBACK(on_handle_drop_session),
NULL);
g_signal_connect(shairportSyncSkeleton, "handle-set-frame-position-update-interval",
G_CALLBACK(on_handle_set_frame_position_update_interval), NULL);
g_signal_connect(shairportSyncDiagnosticsSkeleton, "notify::verbosity",
G_CALLBACK(notify_verbosity_callback), NULL);
g_signal_connect(shairportSyncDiagnosticsSkeleton, "notify::statistics",
G_CALLBACK(notify_statistics_callback), NULL);
g_signal_connect(shairportSyncDiagnosticsSkeleton, "notify::elapsed-time",
G_CALLBACK(notify_elapsed_time_callback), NULL);
g_signal_connect(shairportSyncDiagnosticsSkeleton, "notify::delta-time",
G_CALLBACK(notify_delta_time_callback), NULL);
g_signal_connect(shairportSyncDiagnosticsSkeleton, "notify::file-and-line",
G_CALLBACK(notify_file_and_line_callback), NULL);
g_signal_connect(shairportSyncRemoteControlSkeleton, "handle-fast-forward",
G_CALLBACK(on_handle_fast_forward), NULL);
g_signal_connect(shairportSyncRemoteControlSkeleton, "handle-rewind",
G_CALLBACK(on_handle_rewind), NULL);
g_signal_connect(shairportSyncRemoteControlSkeleton, "handle-toggle-mute",
G_CALLBACK(on_handle_toggle_mute), NULL);
g_signal_connect(shairportSyncRemoteControlSkeleton, "handle-next", G_CALLBACK(on_handle_next),
NULL);
g_signal_connect(shairportSyncRemoteControlSkeleton, "handle-previous",
G_CALLBACK(on_handle_previous), NULL);
g_signal_connect(shairportSyncRemoteControlSkeleton, "handle-pause", G_CALLBACK(on_handle_pause),
NULL);
g_signal_connect(shairportSyncRemoteControlSkeleton, "handle-play-pause",
G_CALLBACK(on_handle_play_pause), NULL);
g_signal_connect(shairportSyncRemoteControlSkeleton, "handle-play", G_CALLBACK(on_handle_play),
NULL);
g_signal_connect(shairportSyncRemoteControlSkeleton, "handle-stop", G_CALLBACK(on_handle_stop),
NULL);
g_signal_connect(shairportSyncRemoteControlSkeleton, "handle-resume",
G_CALLBACK(on_handle_resume), NULL);
g_signal_connect(shairportSyncRemoteControlSkeleton, "handle-shuffle-songs",
G_CALLBACK(on_handle_shuffle_songs), NULL);
g_signal_connect(shairportSyncRemoteControlSkeleton, "handle-volume-up",
G_CALLBACK(on_handle_volume_up), NULL);
g_signal_connect(shairportSyncRemoteControlSkeleton, "handle-volume-down",
G_CALLBACK(on_handle_volume_down), NULL);
g_signal_connect(shairportSyncRemoteControlSkeleton, "handle-set-airplay-volume",
G_CALLBACK(on_handle_set_airplay_volume), NULL);
g_signal_connect(shairportSyncAdvancedRemoteControlSkeleton, "handle-set-volume",
G_CALLBACK(on_handle_set_volume), NULL);
g_signal_connect(shairportSyncAdvancedRemoteControlSkeleton, "notify::shuffle",
G_CALLBACK(notify_shuffle_callback), NULL);
g_signal_connect(shairportSyncAdvancedRemoteControlSkeleton, "notify::loop-status",
G_CALLBACK(notify_loop_status_callback), NULL);
add_metadata_watcher(dbus_metadata_watcher, NULL);
shairport_sync_set_loudness_threshold(SHAIRPORT_SYNC(shairportSyncSkeleton),
config.loudness_reference_volume_db);
shairport_sync_set_drift_tolerance(SHAIRPORT_SYNC(shairportSyncSkeleton), config.tolerance);
shairport_sync_set_volume(SHAIRPORT_SYNC(shairportSyncSkeleton), config.airplay_volume);
#ifdef CONFIG_APPLE_ALAC
if (config.use_apple_decoder == 0) {
shairport_sync_set_alacdecoder(SHAIRPORT_SYNC(shairportSyncSkeleton), "hammerton");
debug(1, ">> ALACDecoder set to \"hammerton\"");
} else {
shairport_sync_set_alacdecoder(SHAIRPORT_SYNC(shairportSyncSkeleton), "apple");
debug(1, ">> ALACDecoder set to \"apple\"");
}
#else
shairport_sync_set_alacdecoder(SHAIRPORT_SYNC(shairportSyncSkeleton), "hammerton");
debug(1, ">> ALACDecoder set to \"hammerton\"");
#endif
shairport_sync_set_active(SHAIRPORT_SYNC(shairportSyncSkeleton), FALSE);
debug(1, ">> Active set to \"false\"");
switch (config.disable_standby_mode) {
case disable_standby_off:
shairport_sync_set_disable_standby_mode(SHAIRPORT_SYNC(shairportSyncSkeleton), "off");
debug(1, ">> disable standby mode set to \"off\"");
break;
case disable_standby_always:
shairport_sync_set_disable_standby_mode(SHAIRPORT_SYNC(shairportSyncSkeleton), "always");
debug(1, ">> disable standby mode set to \"always\"");
break;
case disable_standby_auto:
shairport_sync_set_disable_standby_mode(SHAIRPORT_SYNC(shairportSyncSkeleton), "auto");
debug(1, ">> disable standby mode set to \"auto\"");
break;
default:
debug(1, "invalid disable_standby mode!");
break;
}
#ifdef CONFIG_SOXR
if (config.packet_stuffing == ST_basic) {
shairport_sync_set_interpolation(SHAIRPORT_SYNC(shairportSyncSkeleton), "basic");
debug(1, ">> interpolation set to \"basic\" (soxr support built in)");
} else if (config.packet_stuffing == ST_auto) {
shairport_sync_set_interpolation(SHAIRPORT_SYNC(shairportSyncSkeleton), "auto");
debug(1, ">> interpolation set to \"auto\" (soxr support built in)");
} else {
shairport_sync_set_interpolation(SHAIRPORT_SYNC(shairportSyncSkeleton), "soxr");
debug(1, ">> interpolation set to \"soxr\"");
}
#else
if (config.packet_stuffing == ST_basic) {
shairport_sync_set_interpolation(SHAIRPORT_SYNC(shairportSyncSkeleton), "basic");
debug(1, ">> interpolation set to \"basic\" (no soxr support)");
} else if (config.packet_stuffing == ST_auto) {
shairport_sync_set_interpolation(SHAIRPORT_SYNC(shairportSyncSkeleton), "auto");
debug(1, ">> interpolation set to \"auto\" (no soxr support)");
}
#endif
if (config.volume_control_profile == VCP_standard)
shairport_sync_set_volume_control_profile(SHAIRPORT_SYNC(shairportSyncSkeleton), "standard");
else if (config.volume_control_profile == VCP_dasl_tapered)
shairport_sync_set_volume_control_profile(SHAIRPORT_SYNC(shairportSyncSkeleton),
"dasl_tapered");
else
shairport_sync_set_volume_control_profile(SHAIRPORT_SYNC(shairportSyncSkeleton), "flat");
if (config.keep_dac_busy == 0) {
shairport_sync_set_disable_standby(SHAIRPORT_SYNC(shairportSyncSkeleton), FALSE);
} else {
shairport_sync_set_disable_standby(SHAIRPORT_SYNC(shairportSyncSkeleton), TRUE);
}
if (config.loudness == 0) {
shairport_sync_set_loudness(SHAIRPORT_SYNC(shairportSyncSkeleton), FALSE);
} else {
shairport_sync_set_loudness(SHAIRPORT_SYNC(shairportSyncSkeleton), TRUE);
}
#ifdef CONFIG_CONVOLUTION
if (config.convolution == 0) {
shairport_sync_set_convolution(SHAIRPORT_SYNC(shairportSyncSkeleton), FALSE);
} else {
shairport_sync_set_convolution(SHAIRPORT_SYNC(shairportSyncSkeleton), TRUE);
}
if (config.convolution_ir_file)
shairport_sync_set_convolution_impulse_response_file(SHAIRPORT_SYNC(shairportSyncSkeleton),
config.convolution_ir_file);
// else
// shairport_sync_set_convolution_impulse_response_file(SHAIRPORT_SYNC(shairportSyncSkeleton),
// NULL);
#endif
shairport_sync_set_service_name(SHAIRPORT_SYNC(shairportSyncSkeleton), config.service_name);
shairport_sync_set_output_rate(SHAIRPORT_SYNC(shairportSyncSkeleton), config.output_rate);
shairport_sync_set_output_format(SHAIRPORT_SYNC(shairportSyncSkeleton),
sps_format_description_string(config.output_format));
#ifdef CONFIG_AIRPLAY_2
shairport_sync_set_protocol(SHAIRPORT_SYNC(shairportSyncSkeleton), "AirPlay 2");
#else
shairport_sync_set_protocol(SHAIRPORT_SYNC(shairportSyncSkeleton), "AirPlay");
#endif
shairport_sync_set_version(SHAIRPORT_SYNC(shairportSyncSkeleton), PACKAGE_VERSION);
char *vs = get_version_string();
shairport_sync_set_version_string(SHAIRPORT_SYNC(shairportSyncSkeleton), vs);
if (vs)
free(vs);
shairport_sync_diagnostics_set_verbosity(
SHAIRPORT_SYNC_DIAGNOSTICS(shairportSyncDiagnosticsSkeleton), debuglev);
// debug(2,">> log verbosity is %d.",debuglev);
if (config.statistics_requested == 0) {
shairport_sync_diagnostics_set_statistics(
SHAIRPORT_SYNC_DIAGNOSTICS(shairportSyncDiagnosticsSkeleton), FALSE);
// debug(1, ">> statistics logging is off");
} else {
shairport_sync_diagnostics_set_statistics(
SHAIRPORT_SYNC_DIAGNOSTICS(shairportSyncDiagnosticsSkeleton), TRUE);
// debug(1, ">> statistics logging is on");
}
if (config.debugger_show_elapsed_time == 0) {
shairport_sync_diagnostics_set_elapsed_time(
SHAIRPORT_SYNC_DIAGNOSTICS(shairportSyncDiagnosticsSkeleton), FALSE);
// debug(1, ">> elapsed time is included in log entries");
} else {
shairport_sync_diagnostics_set_elapsed_time(
SHAIRPORT_SYNC_DIAGNOSTICS(shairportSyncDiagnosticsSkeleton), TRUE);
// debug(1, ">> elapsed time is not included in log entries");
}
if (config.debugger_show_relative_time == 0) {
shairport_sync_diagnostics_set_delta_time(
SHAIRPORT_SYNC_DIAGNOSTICS(shairportSyncDiagnosticsSkeleton), FALSE);
// debug(1, ">> delta time is included in log entries");
} else {
shairport_sync_diagnostics_set_delta_time(
SHAIRPORT_SYNC_DIAGNOSTICS(shairportSyncDiagnosticsSkeleton), TRUE);
// debug(1, ">> delta time is not included in log entries");
}
if (config.debugger_show_file_and_line == 0) {
shairport_sync_diagnostics_set_file_and_line(
SHAIRPORT_SYNC_DIAGNOSTICS(shairportSyncDiagnosticsSkeleton), FALSE);
// debug(1, ">> file and line is included in log entries");
} else {
shairport_sync_diagnostics_set_file_and_line(
SHAIRPORT_SYNC_DIAGNOSTICS(shairportSyncDiagnosticsSkeleton), TRUE);
// debug(1, ">> file and line is not included in log entries");
}
shairport_sync_remote_control_set_player_state(shairportSyncRemoteControlSkeleton,
"Not Available");
shairport_sync_advanced_remote_control_set_playback_status(
shairportSyncAdvancedRemoteControlSkeleton, "Not Available");
shairport_sync_advanced_remote_control_set_loop_status(shairportSyncAdvancedRemoteControlSkeleton,
"Not Available");
debug(1, "Shairport Sync native D-Bus service started at \"%s\" on the %s bus.", name,
(config.dbus_service_bus_type == DBT_session) ? "session" : "system");
service_is_running = 1;
}
static void on_dbus_name_lost_again(__attribute__((unused)) GDBusConnection *connection,
__attribute__((unused)) const gchar *name,
__attribute__((unused)) gpointer user_data) {
warn("could not acquire a Shairport Sync native D-Bus interface \"%s\" on the %s bus.", name,
(config.dbus_service_bus_type == DBT_session) ? "session" : "system");
}
static void on_dbus_name_lost(__attribute__((unused)) GDBusConnection *connection,
__attribute__((unused)) const gchar *name,
__attribute__((unused)) gpointer user_data) {
// debug(1, "could not acquire a Shairport Sync native D-Bus interface \"%s\" on the %s bus --
// will try adding the process "
// "number to the end of it.",
// name, (config.dbus_service_bus_type == DBT_session) ? "session" : "system");
pid_t pid = getpid();
char interface_name[256] = "";
snprintf(interface_name, sizeof(interface_name), "org.gnome.ShairportSync.i%d", pid);
GBusType dbus_bus_type = G_BUS_TYPE_SYSTEM;
if (config.dbus_service_bus_type == DBT_session)
dbus_bus_type = G_BUS_TYPE_SESSION;
// debug(1, "Looking for a Shairport Sync native D-Bus interface \"%s\" on the %s bus.",
// interface_name,(config.dbus_service_bus_type == DBT_session) ? "session" : "system");
g_bus_own_name(dbus_bus_type, interface_name, G_BUS_NAME_OWNER_FLAGS_NONE, NULL,
on_dbus_name_acquired, on_dbus_name_lost_again, NULL, NULL);
}
int start_dbus_service() {
// shairportSyncSkeleton = NULL;
GBusType dbus_bus_type = G_BUS_TYPE_SYSTEM;
if (config.dbus_service_bus_type == DBT_session)
dbus_bus_type = G_BUS_TYPE_SESSION;
// debug(1, "Looking for a Shairport Sync native D-Bus interface \"org.gnome.ShairportSync\" on
// the %s bus.",(config.dbus_service_bus_type == DBT_session) ? "session" : "system");
ownerID = g_bus_own_name(dbus_bus_type, "org.gnome.ShairportSync", G_BUS_NAME_OWNER_FLAGS_NONE,
NULL, on_dbus_name_acquired, on_dbus_name_lost, NULL, NULL);
return 0; // this is just to quieten a compiler warning
}
void stop_dbus_service() {
debug(2, "stopping dbus service");
if (ownerID) {
g_bus_unown_name(ownerID);
} else if (service_is_running != 0) {
debug(1, "Zero OwnerID for running \"org.gnome.ShairportSync\" dbus service.");
}
service_is_running = 0;
}
int dbus_service_is_running() { return service_is_running; }