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add sink input/source output support to the native protocol

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git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@126 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2004-08-16 19:55:02 +00:00
parent efc3491f1f
commit 369a908db7
4 changed files with 203 additions and 13 deletions
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139
polyp/polyplib-introspect.c
View file

@ -297,7 +297,6 @@ struct pa_operation* pa_context_get_client_info(struct pa_context *c, uint32_t i
pa_tagstruct_putu32(t, PA_COMMAND_GET_CLIENT_INFO);
pa_tagstruct_putu32(t, tag = c->ctag++);
pa_tagstruct_putu32(t, index);
pa_tagstruct_puts(t, "");
pa_pstream_send_tagstruct(c->pstream, t);
pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, context_get_client_info_callback, o);
@ -375,6 +374,144 @@ struct pa_operation* pa_context_get_module_info_list(struct pa_context *c, void
return pa_context_send_simple_command(c, PA_COMMAND_GET_MODULE_INFO_LIST, context_get_module_info_callback, cb, userdata);
}
/*** Sink input info ***/
static void context_get_sink_input_info_callback(struct pa_pdispatch *pd, uint32_t command, uint32_t tag, struct pa_tagstruct *t, void *userdata) {
struct pa_operation *o = userdata;
int eof = 1;
assert(pd && o && o->context && o->ref >= 1);
if (command != PA_COMMAND_REPLY) {
if (pa_context_handle_error(o->context, command, t) < 0)
goto finish;
eof = -1;
} else {
while (!pa_tagstruct_eof(t)) {
struct pa_sink_input_info i;
if (pa_tagstruct_getu32(t, &i.index) < 0 ||
pa_tagstruct_gets(t, &i.name) < 0 ||
pa_tagstruct_getu32(t, &i.owner_module) < 0 ||
pa_tagstruct_getu32(t, &i.client) < 0 ||
pa_tagstruct_getu32(t, &i.sink) < 0 ||
pa_tagstruct_get_sample_spec(t, &i.sample_spec) < 0 ||
pa_tagstruct_getu32(t, &i.volume) < 0 ||
pa_tagstruct_getu32(t, &i.latency) < 0) {
pa_context_fail(o->context, PA_ERROR_PROTOCOL);
goto finish;
}
if (o->callback) {
void (*cb)(struct pa_context *s, const struct pa_sink_input_info*i, int eof, void *userdata) = o->callback;
cb(o->context, &i, 0, o->userdata);
}
}
}
if (o->callback) {
void (*cb)(struct pa_context *s, const struct pa_sink_input_info*i, int eof, void *userdata) = o->callback;
cb(o->context, NULL, eof, o->userdata);
}
finish:
pa_operation_done(o);
pa_operation_unref(o);
}
struct pa_operation* pa_context_get_sink_input_info(struct pa_context *c, uint32_t index, void (*cb)(struct pa_context *c, const struct pa_sink_input_info*i, int is_last, void *userdata), void *userdata) {
struct pa_tagstruct *t;
struct pa_operation *o;
uint32_t tag;
assert(c && cb);
o = pa_operation_new(c, NULL);
o->callback = cb;
o->userdata = userdata;
t = pa_tagstruct_new(NULL, 0);
pa_tagstruct_putu32(t, PA_COMMAND_GET_SINK_INPUT_INFO);
pa_tagstruct_putu32(t, tag = c->ctag++);
pa_tagstruct_putu32(t, index);
pa_pstream_send_tagstruct(c->pstream, t);
pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, context_get_sink_input_info_callback, o);
return pa_operation_ref(o);
}
struct pa_operation* pa_context_get_sink_input_info_list(struct pa_context *c, void (*cb)(struct pa_context *c, const struct pa_sink_input_info*i, int is_last, void *userdata), void *userdata) {
return pa_context_send_simple_command(c, PA_COMMAND_GET_SINK_INPUT_INFO_LIST, context_get_sink_input_info_callback, cb, userdata);
}
/*** Source output info ***/
static void context_get_source_output_info_callback(struct pa_pdispatch *pd, uint32_t command, uint32_t tag, struct pa_tagstruct *t, void *userdata) {
struct pa_operation *o = userdata;
int eof = 1;
assert(pd && o && o->context && o->ref >= 1);
if (command != PA_COMMAND_REPLY) {
if (pa_context_handle_error(o->context, command, t) < 0)
goto finish;
eof = -1;
} else {
while (!pa_tagstruct_eof(t)) {
struct pa_source_output_info i;
if (pa_tagstruct_getu32(t, &i.index) < 0 ||
pa_tagstruct_gets(t, &i.name) < 0 ||
pa_tagstruct_getu32(t, &i.owner_module) < 0 ||
pa_tagstruct_getu32(t, &i.client) < 0 ||
pa_tagstruct_getu32(t, &i.source) < 0 ||
pa_tagstruct_get_sample_spec(t, &i.sample_spec) < 0) {
pa_context_fail(o->context, PA_ERROR_PROTOCOL);
goto finish;
}
if (o->callback) {
void (*cb)(struct pa_context *s, const struct pa_source_output_info*i, int eof, void *userdata) = o->callback;
cb(o->context, &i, 0, o->userdata);
}
}
}
if (o->callback) {
void (*cb)(struct pa_context *s, const struct pa_source_output_info*i, int eof, void *userdata) = o->callback;
cb(o->context, NULL, eof, o->userdata);
}
finish:
pa_operation_done(o);
pa_operation_unref(o);
}
struct pa_operation* pa_context_get_source_output_info(struct pa_context *c, uint32_t index, void (*cb)(struct pa_context *c, const struct pa_source_output_info*i, int is_last, void *userdata), void *userdata) {
struct pa_tagstruct *t;
struct pa_operation *o;
uint32_t tag;
assert(c && cb);
o = pa_operation_new(c, NULL);
o->callback = cb;
o->userdata = userdata;
t = pa_tagstruct_new(NULL, 0);
pa_tagstruct_putu32(t, PA_COMMAND_GET_SOURCE_OUTPUT_INFO);
pa_tagstruct_putu32(t, tag = c->ctag++);
pa_tagstruct_putu32(t, index);
pa_pstream_send_tagstruct(c->pstream, t);
pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, context_get_source_output_info_callback, o);
return pa_operation_ref(o);
}
struct pa_operation* pa_context_get_source_output_info_list(struct pa_context *c, void (*cb)(struct pa_context *c, const struct pa_source_output_info*i, int is_last, void *userdata), void *userdata) {
return pa_context_send_simple_command(c, PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST, context_get_source_output_info_callback, cb, userdata);
}
/*** Volume manipulation ***/
struct pa_operation* pa_context_set_sink_volume_by_index(struct pa_context *c, uint32_t index, uint32_t volume, void (*cb)(struct pa_context *c, int success, void *userdata), void *userdata) {