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authorLennart Poettering <lennart@poettering.net>2009-06-17 23:17:37 +0200
committerLennart Poettering <lennart@poettering.net>2009-06-17 23:17:37 +0200
commit46b8ca21d1ef56df298cfa9412e73fdf17cbea49 (patch)
tree4af0c71355efce795c1e7606ad193d24e272592d /src
parentc65ebeec1e3eafef453ff9d936af4d314034c5c3 (diff)
native-protocol: allow enumerating ports
Diffstat (limited to 'src')
-rw-r--r--src/pulse/introspect.c110
-rw-r--r--src/pulse/introspect.h24
-rw-r--r--src/pulsecore/protocol-native.c35
3 files changed, 156 insertions, 13 deletions
diff --git a/src/pulse/introspect.c b/src/pulse/introspect.c
index 0c45f99f..ab67f596 100644
--- a/src/pulse/introspect.c
+++ b/src/pulse/introspect.c
@@ -49,7 +49,7 @@ static void context_stat_callback(pa_pdispatch *pd, uint32_t command, uint32_t t
pa_assert(o);
pa_assert(PA_REFCNT_VALUE(o) >= 1);
- memset(&i, 0, sizeof(i));
+ pa_zero(i);
if (!o->context)
goto finish;
@@ -93,7 +93,7 @@ static void context_get_server_info_callback(pa_pdispatch *pd, uint32_t command,
pa_assert(o);
pa_assert(PA_REFCNT_VALUE(o) >= 1);
- memset(&i, 0, sizeof(i));
+ pa_zero(i);
if (!o->context)
goto finish;
@@ -161,8 +161,10 @@ static void context_get_sink_info_callback(pa_pdispatch *pd, uint32_t command, u
pa_bool_t mute;
uint32_t flags;
uint32_t state;
+ uint32_t j;
+ const char *ap = NULL;
- memset(&i, 0, sizeof(i));
+ pa_zero(i);
i.proplist = pa_proplist_new();
i.base_volume = PA_VOLUME_NORM;
i.n_volume_steps = PA_VOLUME_NORM+1;
@@ -190,13 +192,53 @@ static void context_get_sink_info_callback(pa_pdispatch *pd, uint32_t command, u
(pa_tagstruct_get_volume(t, &i.base_volume) < 0 ||
pa_tagstruct_getu32(t, &state) < 0 ||
pa_tagstruct_getu32(t, &i.n_volume_steps) < 0 ||
- pa_tagstruct_getu32(t, &i.card) < 0))) {
+ pa_tagstruct_getu32(t, &i.card) < 0)) ||
+ (o->context->version >= 16 &&
+ (pa_tagstruct_getu32(t, &i.n_ports)))) {
pa_context_fail(o->context, PA_ERR_PROTOCOL);
pa_proplist_free(i.proplist);
goto finish;
}
+ if (i.n_ports > 0) {
+ i.ports = pa_xnew(pa_sink_port_info*, i.n_ports+1);
+ i.ports[0] = pa_xnew(pa_sink_port_info, i.n_ports);
+
+ for (j = 0; j < i.n_ports; j++) {
+ if (pa_tagstruct_gets(t, &i.ports[0][j].name) < 0 ||
+ pa_tagstruct_gets(t, &i.ports[0][j].description) < 0 ||
+ pa_tagstruct_getu32(t, &i.ports[0][j].priority) < 0) {
+
+ pa_context_fail(o->context, PA_ERR_PROTOCOL);
+ pa_xfree(i.ports);
+ pa_xfree(i.ports[0]);
+ pa_proplist_free(i.proplist);
+ goto finish;
+ }
+
+ i.ports[j] = &i.ports[0][j];
+ }
+
+ i.ports[j] = NULL;
+ }
+
+ if (pa_tagstruct_gets(t, &ap) < 0) {
+ pa_context_fail(o->context, PA_ERR_PROTOCOL);
+ pa_xfree(i.ports[0]);
+ pa_xfree(i.ports);
+ pa_proplist_free(i.proplist);
+ goto finish;
+ }
+
+ if (ap) {
+ for (j = 0; j < i.n_ports; j++)
+ if (pa_streq(i.ports[j]->name, ap)) {
+ i.active_port = i.ports[j];
+ break;
+ }
+ }
+
i.mute = (int) mute;
i.flags = (pa_sink_flags_t) flags;
i.state = (pa_sink_state_t) state;
@@ -346,8 +388,10 @@ static void context_get_source_info_callback(pa_pdispatch *pd, uint32_t command,
pa_bool_t mute;
uint32_t flags;
uint32_t state;
+ unsigned j;
+ const char *ap;
- memset(&i, 0, sizeof(i));
+ pa_zero(i);
i.proplist = pa_proplist_new();
i.base_volume = PA_VOLUME_NORM;
i.n_volume_steps = PA_VOLUME_NORM+1;
@@ -375,13 +419,53 @@ static void context_get_source_info_callback(pa_pdispatch *pd, uint32_t command,
(pa_tagstruct_get_volume(t, &i.base_volume) < 0 ||
pa_tagstruct_getu32(t, &state) < 0 ||
pa_tagstruct_getu32(t, &i.n_volume_steps) < 0 ||
- pa_tagstruct_getu32(t, &i.card) < 0))) {
+ pa_tagstruct_getu32(t, &i.card) < 0)) ||
+ (o->context->version >= 16 &&
+ (pa_tagstruct_getu32(t, &i.n_ports)))) {
pa_context_fail(o->context, PA_ERR_PROTOCOL);
pa_proplist_free(i.proplist);
goto finish;
}
+ if (i.n_ports > 0) {
+ i.ports = pa_xnew(pa_source_port_info*, i.n_ports+1);
+ i.ports[0] = pa_xnew(pa_source_port_info, i.n_ports);
+
+ for (j = 0; j < i.n_ports; j++) {
+ if (pa_tagstruct_gets(t, &i.ports[0][j].name) < 0 ||
+ pa_tagstruct_gets(t, &i.ports[0][j].description) < 0 ||
+ pa_tagstruct_getu32(t, &i.ports[0][j].priority) < 0) {
+
+ pa_context_fail(o->context, PA_ERR_PROTOCOL);
+ pa_xfree(i.ports[0]);
+ pa_xfree(i.ports);
+ pa_proplist_free(i.proplist);
+ goto finish;
+ }
+
+ i.ports[j] = &i.ports[0][j];
+ }
+
+ i.ports[j] = NULL;
+ }
+
+ if (pa_tagstruct_gets(t, &ap) < 0) {
+ pa_context_fail(o->context, PA_ERR_PROTOCOL);
+ pa_xfree(i.ports[0]);
+ pa_xfree(i.ports);
+ pa_proplist_free(i.proplist);
+ goto finish;
+ }
+
+ if (ap) {
+ for (j = 0; j < i.n_ports; j++)
+ if (pa_streq(i.ports[j]->name, ap)) {
+ i.active_port = i.ports[j];
+ break;
+ }
+ }
+
i.mute = (int) mute;
i.flags = (pa_source_flags_t) flags;
i.state = (pa_source_state_t) state;
@@ -529,7 +613,7 @@ static void context_get_client_info_callback(pa_pdispatch *pd, uint32_t command,
while (!pa_tagstruct_eof(t)) {
pa_client_info i;
- memset(&i, 0, sizeof(i));
+ pa_zero(i);
i.proplist = pa_proplist_new();
if (pa_tagstruct_getu32(t, &i.index) < 0 ||
@@ -614,7 +698,7 @@ static void context_get_card_info_callback(pa_pdispatch *pd, uint32_t command, u
uint32_t j;
const char*ap;
- memset(&i, 0, sizeof(i));
+ pa_zero(i);
if (pa_tagstruct_getu32(t, &i.index) < 0 ||
pa_tagstruct_gets(t, &i.name) < 0 ||
@@ -627,7 +711,7 @@ static void context_get_card_info_callback(pa_pdispatch *pd, uint32_t command, u
}
if (i.n_profiles > 0) {
- i.profiles = pa_xnew(pa_card_profile_info, i.n_profiles+1);
+ i.profiles = pa_xnew0(pa_card_profile_info, i.n_profiles+1);
for (j = 0; j < i.n_profiles; j++) {
@@ -815,7 +899,7 @@ static void context_get_module_info_callback(pa_pdispatch *pd, uint32_t command,
pa_module_info i;
pa_bool_t auto_unload = FALSE;
- memset(&i, 0, sizeof(i));
+ pa_zero(i);
i.proplist = pa_proplist_new();
if (pa_tagstruct_getu32(t, &i.index) < 0 ||
@@ -900,7 +984,7 @@ static void context_get_sink_input_info_callback(pa_pdispatch *pd, uint32_t comm
pa_sink_input_info i;
pa_bool_t mute = FALSE;
- memset(&i, 0, sizeof(i));
+ pa_zero(i);
i.proplist = pa_proplist_new();
if (pa_tagstruct_getu32(t, &i.index) < 0 ||
@@ -994,7 +1078,7 @@ static void context_get_source_output_info_callback(pa_pdispatch *pd, uint32_t c
while (!pa_tagstruct_eof(t)) {
pa_source_output_info i;
- memset(&i, 0, sizeof(i));
+ pa_zero(i);
i.proplist = pa_proplist_new();
if (pa_tagstruct_getu32(t, &i.index) < 0 ||
@@ -1336,7 +1420,7 @@ static void context_get_sample_info_callback(pa_pdispatch *pd, uint32_t command,
pa_sample_info i;
pa_bool_t lazy = FALSE;
- memset(&i, 0, sizeof(i));
+ pa_zero(i);
i.proplist = pa_proplist_new();
if (pa_tagstruct_getu32(t, &i.index) < 0 ||
diff --git a/src/pulse/introspect.h b/src/pulse/introspect.h
index 87824239..ee982100 100644
--- a/src/pulse/introspect.h
+++ b/src/pulse/introspect.h
@@ -193,6 +193,15 @@ PA_C_DECL_BEGIN
/** @{ \name Sinks */
+/** Stores information about a specific port of a sink. Please
+ * note that this structure can be extended as part of evolutionary
+ * API updates at any time in any new release. \since 0.9.16 */
+typedef struct pa_sink_port_info {
+ const char *name; /**< Name of this port */
+ const char *description; /**< Description of this port */
+ uint32_t priority; /**< The higher this value is the more useful this port is as a default */
+} pa_sink_port_info;
+
/** Stores information about sinks. Please note that this structure
* can be extended as part of evolutionary API updates at any time in
* any new release. */
@@ -216,6 +225,9 @@ typedef struct pa_sink_info {
pa_sink_state_t state; /**< State \since 0.9.15 */
uint32_t n_volume_steps; /**< Number of volume steps for sinks which do not support arbitrary volumes. \since 0.9.15 */
uint32_t card; /**< Card index, or PA_INVALID_INDEX. \since 0.9.15 */
+ uint32_t n_ports; /**< Number of entries in port array \since 0.9.16 */
+ pa_sink_port_info** ports; /**< Array of available ports, or NULL. Array is terminated by an entry set to NULL. The number of entries is stored in n_ports \since 0.9.16 */
+ pa_sink_port_info* active_port; /**< Pointer to active port in the array, or NULL \since 0.9.16 */
} pa_sink_info;
/** Callback prototype for pa_context_get_sink_info_by_name() and friends */
@@ -258,6 +270,15 @@ pa_operation* pa_context_set_sink_port_by_name(pa_context *c, const char*name, c
/** @{ \name Sources */
+/** Stores information about a specific port of a source. Please
+ * note that this structure can be extended as part of evolutionary
+ * API updates at any time in any new release. \since 0.9.16 */
+typedef struct pa_source_port_info {
+ const char *name; /**< Name of this port */
+ const char *description; /**< Description of this port */
+ uint32_t priority; /**< The higher this value is the more useful this port is as a default */
+} pa_source_port_info;
+
/** Stores information about sources. Please note that this structure
* can be extended as part of evolutionary API updates at any time in
* any new release. */
@@ -281,6 +302,9 @@ typedef struct pa_source_info {
pa_source_state_t state; /**< State \since 0.9.15 */
uint32_t n_volume_steps; /**< Number of volume steps for sources which do not support arbitrary volumes. \since 0.9.15 */
uint32_t card; /**< Card index, or PA_INVALID_INDEX. \since 0.9.15 */
+ uint32_t n_ports; /**< Number of entries in port array \since 0.9.16 */
+ pa_source_port_info** ports; /**< Array of available ports, or NULL. Array is terminated by an entry set to NULL. The number of entries is stored in n_ports \since 0.9.16 */
+ pa_source_port_info* active_port; /**< Pointer to active port in the array, or NULL \since 0.9.16 */
} pa_source_info;
/** Callback prototype for pa_context_get_source_info_by_name() and friends */
diff --git a/src/pulsecore/protocol-native.c b/src/pulsecore/protocol-native.c
index 92efc9ee..48f7b135 100644
--- a/src/pulsecore/protocol-native.c
+++ b/src/pulsecore/protocol-native.c
@@ -2845,6 +2845,23 @@ static void sink_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_sin
pa_tagstruct_putu32(t, sink->n_volume_steps);
pa_tagstruct_putu32(t, sink->card ? sink->card->index : PA_INVALID_INDEX);
}
+
+ if (c->version >= 16) {
+ pa_tagstruct_putu32(t, sink->ports ? pa_hashmap_size(sink->ports) : 0);
+
+ if (sink->ports) {
+ void *state;
+ pa_device_port *p;
+
+ PA_HASHMAP_FOREACH(p, sink->ports, state) {
+ pa_tagstruct_puts(t, p->name);
+ pa_tagstruct_puts(t, p->description);
+ pa_tagstruct_putu32(t, p->priority);
+ }
+ }
+
+ pa_tagstruct_puts(t, sink->active_port ? sink->active_port->name : NULL);
+ }
}
static void source_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_source *source) {
@@ -2885,6 +2902,24 @@ static void source_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_s
pa_tagstruct_putu32(t, source->n_volume_steps);
pa_tagstruct_putu32(t, source->card ? source->card->index : PA_INVALID_INDEX);
}
+
+ if (c->version >= 16) {
+
+ pa_tagstruct_putu32(t, source->ports ? pa_hashmap_size(source->ports) : 0);
+
+ if (source->ports) {
+ void *state;
+ pa_device_port *p;
+
+ PA_HASHMAP_FOREACH(p, source->ports, state) {
+ pa_tagstruct_puts(t, p->name);
+ pa_tagstruct_puts(t, p->description);
+ pa_tagstruct_putu32(t, p->priority);
+ }
+ }
+
+ pa_tagstruct_puts(t, source->active_port ? source->active_port->name : NULL);
+ }
}
static void client_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_client *client) {