mirrors/pulseaudio
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/pulseaudio/pulseaudio.git synced 2025-12-30 11:08:50 -05:00
Code Issues Projects Releases Packages Wiki Activity Actions

add client API for querying card information

Browse source
This commit is contained in:
Lennart Poettering 2009-01-20 03:25:29 +01:00
parent 85bc5eb39a
commit a65c2c7336
6 changed files with 344 additions and 5 deletions
Download patch file Download diff file Expand all files Collapse all files

5
src/pulsecore/native-common.h
View file

@ -152,6 +152,11 @@ enum {
/* Supported since protocol v14 (0.9.12) */
PA_COMMAND_EXTENSION,
/* Supported since protocol v15 (0.9.15*/
PA_COMMAND_GET_CARD_INFO,
PA_COMMAND_GET_CARD_INFO_LIST,
PA_COMMAND_SET_CARD_PROFILE,
PA_COMMAND_MAX
};

43
src/pulsecore/protocol-native.c
View file

@ -283,6 +283,7 @@ static const pa_pdispatch_cb_t command_table[PA_COMMAND_MAX] = {
[PA_COMMAND_GET_SINK_INFO] = command_get_info,
[PA_COMMAND_GET_SOURCE_INFO] = command_get_info,
[PA_COMMAND_GET_CLIENT_INFO] = command_get_info,
[PA_COMMAND_GET_CARD_INFO] = command_get_info,
[PA_COMMAND_GET_MODULE_INFO] = command_get_info,
[PA_COMMAND_GET_SINK_INPUT_INFO] = command_get_info,
[PA_COMMAND_GET_SOURCE_OUTPUT_INFO] = command_get_info,
@ -291,6 +292,7 @@ static const pa_pdispatch_cb_t command_table[PA_COMMAND_MAX] = {
[PA_COMMAND_GET_SOURCE_INFO_LIST] = command_get_info_list,
[PA_COMMAND_GET_MODULE_INFO_LIST] = command_get_info_list,
[PA_COMMAND_GET_CLIENT_INFO_LIST] = command_get_info_list,
[PA_COMMAND_GET_CARD_INFO_LIST] = command_get_info_list,
[PA_COMMAND_GET_SINK_INPUT_INFO_LIST] = command_get_info_list,
[PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST] = command_get_info_list,
[PA_COMMAND_GET_SAMPLE_INFO_LIST] = command_get_info_list,
@ -2740,6 +2742,31 @@ static void client_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_c
pa_tagstruct_put_proplist(t, client->proplist);
}
static void card_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_card *card) {
void *state = NULL;
pa_card_profile *p;
pa_assert(t);
pa_assert(card);
pa_tagstruct_putu32(t, card->index);
pa_tagstruct_puts(t, card->name);
pa_tagstruct_putu32(t, card->module ? card->module->index : PA_INVALID_INDEX);
pa_tagstruct_puts(t, card->driver);
pa_tagstruct_putu32(t, card->profiles ? pa_hashmap_size(card->profiles) : 0);
if (card->profiles) {
while ((p = pa_hashmap_iterate(card->profiles, &state, NULL))) {
pa_tagstruct_puts(t, p->name);
pa_tagstruct_puts(t, p->description);
}
}
pa_tagstruct_puts(t, card->active_profile ? card->active_profile->name : NULL);
pa_tagstruct_put_proplist(t, card->proplist);
}
static void module_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_module *module) {
pa_assert(t);
pa_assert(module);
@ -2839,6 +2866,8 @@ static void command_get_info(pa_pdispatch *pd, uint32_t command, uint32_t tag, p
pa_sink *sink = NULL;
pa_source *source = NULL;
pa_client *client = NULL;
pa_card *card = NULL;
pa_core *core = NULL;
pa_module *module = NULL;
pa_sink_input *si = NULL;
pa_source_output *so = NULL;
@ -2851,6 +2880,7 @@ static void command_get_info(pa_pdispatch *pd, uint32_t command, uint32_t tag, p
if (pa_tagstruct_getu32(t, &idx) < 0 ||
(command != PA_COMMAND_GET_CLIENT_INFO &&
command != PA_COMMAND_GET_CARD_INFO &&
command != PA_COMMAND_GET_MODULE_INFO &&
command != PA_COMMAND_GET_SINK_INPUT_INFO &&
command != PA_COMMAND_GET_SOURCE_OUTPUT_INFO &&
@ -2876,6 +2906,11 @@ static void command_get_info(pa_pdispatch *pd, uint32_t command, uint32_t tag, p
source = pa_idxset_get_by_index(c->protocol->core->sources, idx);
else
source = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SOURCE);
} else if (command == PA_COMMAND_GET_CARD_INFO) {
if (idx != PA_INVALID_INDEX)
card = pa_idxset_get_by_index(c->protocol->core->cards, idx);
else
card = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_CARD);
} else if (command == PA_COMMAND_GET_CLIENT_INFO)
client = pa_idxset_get_by_index(c->protocol->core->clients, idx);
else if (command == PA_COMMAND_GET_MODULE_INFO)
@ -2892,7 +2927,7 @@ static void command_get_info(pa_pdispatch *pd, uint32_t command, uint32_t tag, p
sce = pa_namereg_get(c->protocol->core, name, PA_NAMEREG_SAMPLE);
}
if (!sink && !source && !client && !module && !si && !so && !sce) {
if (!sink && !source && !client && !card && !module && !si && !so && !sce) {
pa_pstream_send_error(c->pstream, tag, PA_ERR_NOENTITY);
return;
}
@ -2904,6 +2939,8 @@ static void command_get_info(pa_pdispatch *pd, uint32_t command, uint32_t tag, p
source_fill_tagstruct(c, reply, source);
else if (client)
client_fill_tagstruct(c, reply, client);
else if (client)
card_fill_tagstruct(c, reply, card);
else if (module)
module_fill_tagstruct(c, reply, module);
else if (si)
@ -2940,6 +2977,8 @@ static void command_get_info_list(pa_pdispatch *pd, uint32_t command, uint32_t t
i = c->protocol->core->sources;
else if (command == PA_COMMAND_GET_CLIENT_INFO_LIST)
i = c->protocol->core->clients;
else if (command == PA_COMMAND_GET_CARD_INFO_LIST)
i = c->protocol->core->cards;
else if (command == PA_COMMAND_GET_MODULE_INFO_LIST)
i = c->protocol->core->modules;
else if (command == PA_COMMAND_GET_SINK_INPUT_INFO_LIST)
@ -2959,6 +2998,8 @@ static void command_get_info_list(pa_pdispatch *pd, uint32_t command, uint32_t t
source_fill_tagstruct(c, reply, p);
else if (command == PA_COMMAND_GET_CLIENT_INFO_LIST)
client_fill_tagstruct(c, reply, p);
else if (command == PA_COMMAND_GET_CARD_INFO_LIST)
card_fill_tagstruct(c, reply, p);
else if (command == PA_COMMAND_GET_MODULE_INFO_LIST)
module_fill_tagstruct(c, reply, p);
else if (command == PA_COMMAND_GET_SINK_INPUT_INFO_LIST)