export card information for sinks/sources and number of sinks/sources a profile would create to clients

3 files changed, 17 insertions, 3 deletions

diff --git a/src/pulse/introspect.c b/src/pulse/introspect.c
index 1d50939c..04bcd4f5 100644
--- a/src/pulse/introspect.c
+++ b/src/pulse/introspect.c
@@ -162,6 +162,7 @@ static void context_get_sink_info_callback(pa_pdispatch *pd, uint32_t command, u
             i.n_volume_steps = PA_VOLUME_NORM+1;
             mute = FALSE;
             state = PA_SINK_INVALID_STATE;
+            i.card = PA_INVALID_INDEX;
 
             if (pa_tagstruct_getu32(t, &i.index) < 0 ||
                 pa_tagstruct_gets(t, &i.name) < 0 ||
@@ -182,7 +183,8 @@ static void context_get_sink_info_callback(pa_pdispatch *pd, uint32_t command, u
                 (o->context->version >= 15 &&
                  (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.n_volume_steps) < 0 ||
+                  pa_tagstruct_getu32(t, &i.card) < 0))) {
 
                 pa_context_fail(o->context, PA_ERR_PROTOCOL);
                 pa_proplist_free(i.proplist);
@@ -293,6 +295,7 @@ static void context_get_source_info_callback(pa_pdispatch *pd, uint32_t command,
             i.n_volume_steps = PA_VOLUME_NORM+1;
             mute = FALSE;
             state = PA_SOURCE_INVALID_STATE;
+            i.card = PA_INVALID_INDEX;
 
             if (pa_tagstruct_getu32(t, &i.index) < 0 ||
                 pa_tagstruct_gets(t, &i.name) < 0 ||
@@ -313,7 +316,8 @@ static void context_get_source_info_callback(pa_pdispatch *pd, uint32_t command,
                 (o->context->version >= 15 &&
                  (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.n_volume_steps) < 0 ||
+                  pa_tagstruct_getu32(t, &i.card) < 0))) {
 
                 pa_context_fail(o->context, PA_ERR_PROTOCOL);
                 pa_proplist_free(i.proplist);
@@ -517,7 +521,9 @@ static void context_get_card_info_callback(pa_pdispatch *pd, uint32_t command, u
                 for (j = 0; j < i.n_profiles; j++) {
 
                     if (pa_tagstruct_gets(t, &i.profiles[j].name) < 0 ||
-                        pa_tagstruct_gets(t, &i.profiles[j].description) < 0) {
+                        pa_tagstruct_gets(t, &i.profiles[j].description) < 0 ||
+                        pa_tagstruct_getu32(t, &i.profiles[j].n_sinks) < 0 ||
+                        pa_tagstruct_getu32(t, &i.profiles[j].n_sources)< 0) {
 
                         pa_context_fail(o->context, PA_ERR_PROTOCOL);
                         pa_xfree(i.profiles);
diff --git a/src/pulse/introspect.h b/src/pulse/introspect.h
index badc787e..b873a84a 100644
--- a/src/pulse/introspect.h
+++ b/src/pulse/introspect.h
@@ -215,6 +215,7 @@ typedef struct pa_sink_info {
     pa_volume_t base_volume;           /**< Some kind of "base" volume that refers to unamplified/unattenuated volume in the context of the output device. \since 0.9.15 */
     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 */
 } pa_sink_info;
 
 /** Callback prototype for pa_context_get_sink_info_by_name() and friends */
@@ -273,6 +274,7 @@ typedef struct pa_source_info {
     pa_volume_t base_volume;            /**< Some kind of "base" volume that refers to unamplified/unattenuated volume in the context of the input device. \since 0.9.15 */
     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 */
 } pa_source_info;
 
 /** Callback prototype for pa_context_get_source_info_by_name() and friends */
@@ -396,6 +398,8 @@ pa_operation* pa_context_kill_client(pa_context *c, uint32_t idx, pa_context_suc
 typedef struct pa_card_profile_info {
     const char *name;                   /**< Name of this profile */
     const char *description;            /**< Description of this profile */
+    uint32_t n_sinks;                   /**< Number of sinks this profile would create */
+    uint32_t n_sources;                 /**< Number of sources this profile would create */
 } pa_card_profile_info;
 
 /** Stores information about cards. Please note that this structure
diff --git a/src/pulsecore/protocol-native.c b/src/pulsecore/protocol-native.c
index fd7d9368..79b9b069 100644
--- a/src/pulsecore/protocol-native.c
+++ b/src/pulsecore/protocol-native.c
@@ -2749,6 +2749,7 @@ static void sink_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_sin
             pa_log_error("Internal sink state is invalid.");
         pa_tagstruct_putu32(t, pa_sink_get_state(sink));
         pa_tagstruct_putu32(t, sink->n_volume_steps);
+        pa_tagstruct_putu32(t, sink->card ? sink->card->index : PA_INVALID_INDEX);
     }
 }
 
@@ -2788,6 +2789,7 @@ static void source_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_s
             pa_log_error("Internal source state is invalid.");
         pa_tagstruct_putu32(t, pa_source_get_state(source));
         pa_tagstruct_putu32(t, source->n_volume_steps);
+        pa_tagstruct_putu32(t, source->card ? source->card->index : PA_INVALID_INDEX);
     }
 }
 
@@ -2822,6 +2824,8 @@ static void card_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_car
         while ((p = pa_hashmap_iterate(card->profiles, &state, NULL))) {
             pa_tagstruct_puts(t, p->name);
             pa_tagstruct_puts(t, p->description);
+            pa_tagstruct_putu32(t, p->n_sinks);
+            pa_tagstruct_putu32(t, p->n_sources);
         }
     }