sink, source: Fix error reporting style for rate updates

src/modules/alsa/alsa-sink.c

@@ -1593,7 +1593,7 @@ static bool sink_set_formats(pa_sink *s, pa_idxset *formats) {
     return true;
 }
 
-static bool sink_update_rate_cb(pa_sink *s, uint32_t rate) {
+static int sink_update_rate_cb(pa_sink *s, uint32_t rate) {
     struct userdata *u = s->userdata;
     int i;
     bool supported = false;
@@ -1609,16 +1609,16 @@ static bool sink_update_rate_cb(pa_sink *s, uint32_t rate) {
 
     if (!supported) {
         pa_log_info("Sink does not support sample rate of %d Hz", rate);
-        return false;
+        return -1;
     }
 
     if (!PA_SINK_IS_OPENED(s->state)) {
         pa_log_info("Updating rate for device %s, new rate is %d",u->device_name, rate);
         u->sink->sample_spec.rate = rate;
-        return true;
+        return 0;
     }
 
-    return false;
+    return -1;
 }
 
 static int process_rewind(struct userdata *u) {

src/modules/alsa/alsa-source.c

@@ -1401,7 +1401,7 @@ static void source_update_requested_latency_cb(pa_source *s) {
     update_sw_params(u);
 }
 
-static bool source_update_rate_cb(pa_source *s, uint32_t rate) {
+static int source_update_rate_cb(pa_source *s, uint32_t rate) {
     struct userdata *u = s->userdata;
     int i;
     bool supported = false;
@@ -1417,16 +1417,16 @@ static bool source_update_rate_cb(pa_source *s, uint32_t rate) {
 
     if (!supported) {
         pa_log_info("Source does not support sample rate of %d Hz", rate);
-        return false;
+        return -1;
     }
 
     if (!PA_SOURCE_IS_OPENED(s->state)) {
         pa_log_info("Updating rate for device %s, new rate is %d", u->device_name, rate);
         u->source->sample_spec.rate = rate;
-        return true;
+        return 0;
     }
 
-    return false;
+    return -1;
 }
 
 static void thread_func(void *userdata) {

src/pulsecore/sink-input.c

@@ -426,7 +426,7 @@ int pa_sink_input_new(
            module-suspend-on-idle can resume a sink */
 
         pa_log_info("Trying to change sample rate");
-        if (pa_sink_update_rate(data->sink, data->sample_spec.rate, pa_sink_input_new_data_is_passthrough(data)) == true)
+        if (pa_sink_update_rate(data->sink, data->sample_spec.rate, pa_sink_input_new_data_is_passthrough(data)) >= 0)
             pa_log_info("Rate changed to %u Hz", data->sink->sample_spec.rate);
     }
 
@@ -1829,7 +1829,7 @@ int pa_sink_input_finish_move(pa_sink_input *i, pa_sink *dest, bool save) {
            SINK_INPUT_MOVE_FINISH hook */
 
         pa_log_info("Trying to change sample rate");
-        if (pa_sink_update_rate(dest, i->sample_spec.rate, pa_sink_input_is_passthrough(i)) == true)
+        if (pa_sink_update_rate(dest, i->sample_spec.rate, pa_sink_input_is_passthrough(i)) >= 0)
             pa_log_info("Rate changed to %u Hz", dest->sample_spec.rate);
     }
 

src/pulsecore/sink.c

@@ -1377,8 +1377,8 @@ void pa_sink_render_full(pa_sink *s, size_t length, pa_memchunk *result) {
 }
 
 /* Called from main thread */
-bool pa_sink_update_rate(pa_sink *s, uint32_t rate, bool passthrough) {
+int pa_sink_update_rate(pa_sink *s, uint32_t rate, bool passthrough) {
-    bool ret = false;
+    int ret = -1;
     uint32_t desired_rate = rate;
     uint32_t default_rate = s->default_sample_rate;
     uint32_t alternate_rate = s->alternate_sample_rate;
@@ -1387,32 +1387,32 @@ bool pa_sink_update_rate(pa_sink *s, uint32_t rate, bool passthrough) {
     bool use_alternate = false;
 
     if (rate == s->sample_spec.rate)
-        return true;
+        return 0;
 
     if (!s->update_rate)
-        return false;
+        return -1;
 
     if (PA_UNLIKELY(default_rate == alternate_rate && !passthrough)) {
         pa_log_debug("Default and alternate sample rates are the same.");
-        return false;
+        return -1;
     }
 
     if (PA_SINK_IS_RUNNING(s->state)) {
         pa_log_info("Cannot update rate, SINK_IS_RUNNING, will keep using %u Hz",
                     s->sample_spec.rate);
-        return false;
+        return -1;
     }
 
     if (s->monitor_source) {
         if (PA_SOURCE_IS_RUNNING(s->monitor_source->state) == true) {
             pa_log_info("Cannot update rate, monitor source is RUNNING");
-            return false;
+            return -1;
         }
     }
 
     if (PA_UNLIKELY (desired_rate < 8000 ||
                      desired_rate > PA_RATE_MAX))
-        return false;
+        return -1;
 
     if (!passthrough) {
         pa_assert((default_rate % 4000 == 0) || (default_rate % 11025 == 0));
@@ -1436,15 +1436,15 @@ bool pa_sink_update_rate(pa_sink *s, uint32_t rate, bool passthrough) {
     }
 
     if (desired_rate == s->sample_spec.rate)
-        return false;
+        return -1;
 
     if (!passthrough && pa_sink_used_by(s) > 0)
-        return false;
+        return -1;
 
     pa_log_debug("Suspending sink %s due to changing the sample rate.", s->name);
     pa_sink_suspend(s, true, PA_SUSPEND_INTERNAL);
 
-    if (s->update_rate(s, desired_rate) == true) {
+    if (s->update_rate(s, desired_rate) >= 0) {
         /* update monitor source as well */
         if (s->monitor_source && !passthrough)
             pa_source_update_rate(s->monitor_source, desired_rate, false);
@@ -1455,7 +1455,7 @@ bool pa_sink_update_rate(pa_sink *s, uint32_t rate, bool passthrough) {
                 pa_sink_input_update_rate(i);
         }
 
-        ret = true;
+        ret = 0;
     }
 
     pa_sink_suspend(s, false, PA_SUSPEND_INTERNAL);

src/pulsecore/sink.h

@@ -230,7 +230,7 @@ struct pa_sink {
 
     /* Called whenever the sampling frequency shall be changed. Called from
      * main thread. */
-    bool (*update_rate)(pa_sink *s, uint32_t rate);
+    int (*update_rate)(pa_sink *s, uint32_t rate);
 
     /* Contains copies of the above data so that the real-time worker
      * thread can work without access locking */
@@ -411,7 +411,7 @@ unsigned pa_device_init_priority(pa_proplist *p);
 
 /**** May be called by everyone, from main context */
 
-bool pa_sink_update_rate(pa_sink *s, uint32_t rate, bool passthrough);
+int pa_sink_update_rate(pa_sink *s, uint32_t rate, bool passthrough);
 void pa_sink_set_latency_offset(pa_sink *s, int64_t offset);
 
 /* The returned value is supposed to be in the time domain of the sound card! */

src/pulsecore/source-output.c

@@ -366,7 +366,7 @@ int pa_source_output_new(
            module-suspend-on-idle can resume a source */
 
         pa_log_info("Trying to change sample rate");
-        if (pa_source_update_rate(data->source, data->sample_spec.rate, pa_source_output_new_data_is_passthrough(data)) == true)
+        if (pa_source_update_rate(data->source, data->sample_spec.rate, pa_source_output_new_data_is_passthrough(data)) >= 0)
             pa_log_info("Rate changed to %u Hz", data->source->sample_spec.rate);
     }
 
@@ -1449,7 +1449,7 @@ int pa_source_output_finish_move(pa_source_output *o, pa_source *dest, bool save
            SOURCE_OUTPUT_MOVE_FINISH hook */
 
         pa_log_info("Trying to change sample rate");
-        if (pa_source_update_rate(dest, o->sample_spec.rate, pa_source_output_is_passthrough(o)) == true)
+        if (pa_source_update_rate(dest, o->sample_spec.rate, pa_source_output_is_passthrough(o)) >= 0)
             pa_log_info("Rate changed to %u Hz", dest->sample_spec.rate);
     }
 

src/pulsecore/source.c

@@ -967,40 +967,40 @@ void pa_source_post_direct(pa_source*s, pa_source_output *o, const pa_memchunk *
 }
 
 /* Called from main thread */
-bool pa_source_update_rate(pa_source *s, uint32_t rate, bool passthrough) {
+int pa_source_update_rate(pa_source *s, uint32_t rate, bool passthrough) {
-    bool ret = false;
+    int ret;
     uint32_t desired_rate = rate;
     uint32_t default_rate = s->default_sample_rate;
     uint32_t alternate_rate = s->alternate_sample_rate;
     bool use_alternate = false;
 
     if (rate == s->sample_spec.rate)
-        return true;
+        return 0;
 
     if (!s->update_rate && !s->monitor_of)
-        return false;
+        return -1;
 
     if (PA_UNLIKELY(default_rate == alternate_rate && !passthrough)) {
         pa_log_debug("Default and alternate sample rates are the same.");
-        return false;
+        return -1;
     }
 
     if (PA_SOURCE_IS_RUNNING(s->state)) {
         pa_log_info("Cannot update rate, SOURCE_IS_RUNNING, will keep using %u Hz",
                     s->sample_spec.rate);
-        return false;
+        return -1;
     }
 
     if (s->monitor_of) {
         if (PA_SINK_IS_RUNNING(s->monitor_of->state)) {
             pa_log_info("Cannot update rate, this is a monitor source and the sink is running.");
-            return false;
+            return -1;
         }
     }
 
     if (PA_UNLIKELY (desired_rate < 8000 ||
                      desired_rate > PA_RATE_MAX))
-        return false;
+        return -1;
 
     if (!passthrough) {
         pa_assert((default_rate % 4000 == 0) || (default_rate % 11025 == 0));
@@ -1024,10 +1024,10 @@ bool pa_source_update_rate(pa_source *s, uint32_t rate, bool passthrough) {
     }
 
     if (desired_rate == s->sample_spec.rate)
-        return false;
+        return -1;
 
     if (!passthrough && pa_source_used_by(s) > 0)
-        return false;
+        return -1;
 
     pa_log_debug("Suspending source %s due to changing the sample rate.", s->name);
     pa_source_suspend(s, true, PA_SUSPEND_INTERNAL);
@@ -1046,7 +1046,7 @@ bool pa_source_update_rate(pa_source *s, uint32_t rate, bool passthrough) {
             s->sample_spec.rate = desired_rate;
             ret = pa_sink_update_rate(s->monitor_of, desired_rate, false);
 
-            if (!ret) {
+            if (ret < 0) {
                 /* Changing the sink rate failed, roll back the old rate for
                  * the monitor source. Why did we set the source rate before
                  * calling pa_sink_update_rate(), you may ask. The reason is
@@ -1060,10 +1060,10 @@ bool pa_source_update_rate(pa_source *s, uint32_t rate, bool passthrough) {
                 s->sample_spec.rate = old_rate;
             }
         } else
-            ret = false;
+            ret = -1;
     }
 
-    if (ret) {
+    if (ret >= 0) {
         uint32_t idx;
         pa_source_output *o;
 

src/pulsecore/source.h

@@ -187,7 +187,7 @@ struct pa_source {
 
     /* Called whenever the sampling frequency shall be changed. Called from
      * main thread. */
-    bool (*update_rate)(pa_source *s, uint32_t rate);
+    int (*update_rate)(pa_source *s, uint32_t rate);
 
     /* Contains copies of the above data so that the real-time worker
      * thread can work without access locking */
@@ -382,7 +382,7 @@ bool pa_source_update_proplist(pa_source *s, pa_update_mode_t mode, pa_proplist
 int pa_source_set_port(pa_source *s, const char *name, bool save);
 void pa_source_set_mixer_dirty(pa_source *s, bool is_dirty);
 
-bool pa_source_update_rate(pa_source *s, uint32_t rate, bool passthrough);
+int pa_source_update_rate(pa_source *s, uint32_t rate, bool passthrough);
 
 unsigned pa_source_linked_by(pa_source *s); /* Number of connected streams */
 unsigned pa_source_used_by(pa_source *s); /* Number of connected streams that are not corked */