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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 16:03:18 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 16:03:18 +0000 |
commit | 2dd5bc6a074165ddfbd57c4bd52c2d2dac8f47a1 (patch) | |
tree | 465b29cb405d3af0b0ad50c78e1dccc636594fec /src/pulsecore/client.c | |
parent | Initial commit. (diff) | |
download | pulseaudio-upstream.tar.xz pulseaudio-upstream.zip |
Adding upstream version 14.2.upstream/14.2upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/pulsecore/client.c')
-rw-r--r-- | src/pulsecore/client.c | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/src/pulsecore/client.c b/src/pulsecore/client.c new file mode 100644 index 0000000..2e6af47 --- /dev/null +++ b/src/pulsecore/client.c @@ -0,0 +1,168 @@ +/*** + This file is part of PulseAudio. + + Copyright 2004-2006 Lennart Poettering + Copyright 2006 Pierre Ossman <ossman@cendio.se> for Cendio AB + + 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 <http://www.gnu.org/licenses/>. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include <pulse/xmalloc.h> +#include <pulse/util.h> + +#include <pulsecore/core-subscribe.h> +#include <pulsecore/log.h> +#include <pulsecore/macro.h> +#include <pulsecore/core-util.h> + +#include "client.h" + +pa_client_new_data* pa_client_new_data_init(pa_client_new_data *data) { + pa_assert(data); + + memset(data, 0, sizeof(*data)); + data->proplist = pa_proplist_new(); + + return data; +} + +void pa_client_new_data_done(pa_client_new_data *data) { + pa_assert(data); + + pa_proplist_free(data->proplist); +} + +pa_client *pa_client_new(pa_core *core, pa_client_new_data *data) { + pa_client *c; + + pa_core_assert_ref(core); + pa_assert(data); + + if (pa_hook_fire(&core->hooks[PA_CORE_HOOK_CLIENT_NEW], data) < 0) + return NULL; + + c = pa_xnew0(pa_client, 1); + c->core = core; + c->proplist = pa_proplist_copy(data->proplist); + c->driver = pa_xstrdup(pa_path_get_filename(data->driver)); + c->module = data->module; + + c->sink_inputs = pa_idxset_new(NULL, NULL); + c->source_outputs = pa_idxset_new(NULL, NULL); + + pa_assert_se(pa_idxset_put(core->clients, c, &c->index) >= 0); + + pa_log_info("Created %u \"%s\"", c->index, pa_strnull(pa_proplist_gets(c->proplist, PA_PROP_APPLICATION_NAME))); + pa_subscription_post(core, PA_SUBSCRIPTION_EVENT_CLIENT|PA_SUBSCRIPTION_EVENT_NEW, c->index); + + pa_hook_fire(&core->hooks[PA_CORE_HOOK_CLIENT_PUT], c); + + pa_core_check_idle(core); + + return c; +} + +void pa_client_free(pa_client *c) { + pa_core *core; + + pa_assert(c); + pa_assert(c->core); + + core = c->core; + + pa_hook_fire(&core->hooks[PA_CORE_HOOK_CLIENT_UNLINK], c); + + pa_idxset_remove_by_data(c->core->clients, c, NULL); + + pa_log_info("Freed %u \"%s\"", c->index, pa_strnull(pa_proplist_gets(c->proplist, PA_PROP_APPLICATION_NAME))); + pa_subscription_post(c->core, PA_SUBSCRIPTION_EVENT_CLIENT|PA_SUBSCRIPTION_EVENT_REMOVE, c->index); + + pa_assert(pa_idxset_isempty(c->sink_inputs)); + pa_idxset_free(c->sink_inputs, NULL); + pa_assert(pa_idxset_isempty(c->source_outputs)); + pa_idxset_free(c->source_outputs, NULL); + + pa_proplist_free(c->proplist); + pa_xfree(c->driver); + pa_xfree(c); + + pa_core_check_idle(core); +} + +void pa_client_kill(pa_client *c) { + pa_assert(c); + + if (!c->kill) { + pa_log_warn("kill() operation not implemented for client %u", c->index); + return; + } + + c->kill(c); +} + +void pa_client_set_name(pa_client *c, const char *name) { + pa_assert(c); + pa_assert(name); + + pa_log_info("Client %u changed name from \"%s\" to \"%s\"", c->index, pa_strnull(pa_proplist_gets(c->proplist, PA_PROP_APPLICATION_NAME)), name); + pa_proplist_sets(c->proplist, PA_PROP_APPLICATION_NAME, name); + + pa_client_update_proplist(c, 0, NULL); +} + +void pa_client_update_proplist(pa_client *c, pa_update_mode_t mode, pa_proplist *p) { + pa_assert(c); + + if (p) + pa_proplist_update(c->proplist, mode, p); + + pa_hook_fire(&c->core->hooks[PA_CORE_HOOK_CLIENT_PROPLIST_CHANGED], c); + pa_subscription_post(c->core, PA_SUBSCRIPTION_EVENT_CLIENT|PA_SUBSCRIPTION_EVENT_CHANGE, c->index); +} + +void pa_client_send_event(pa_client *c, const char *event, pa_proplist *data) { + pa_proplist *pl = NULL; + pa_client_send_event_hook_data hook_data; + + pa_assert(c); + pa_assert(event); + + if (!c->send_event) + return; + + if (!data) + data = pl = pa_proplist_new(); + + hook_data.client = c; + hook_data.data = data; + hook_data.event = event; + + if (pa_hook_fire(&c->core->hooks[PA_CORE_HOOK_CLIENT_SEND_EVENT], &hook_data) < 0) + goto finish; + + c->send_event(c, event, data); + +finish: + + if (pl) + pa_proplist_free(pl); +} |