From 9bca59efc1500770008345ff12571892eeaa5b50 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Wed, 25 Mar 2009 00:26:44 +0100
Subject: make pa_source_set_max_rewind() work similar to
 pa_sink_set_max_rewind()

---
 src/pulsecore/source.c | 18 +++++++++++++++++-
 src/pulsecore/source.h |  4 +++-
 2 files changed, 20 insertions(+), 2 deletions(-)

diff --git a/src/pulsecore/source.c b/src/pulsecore/source.c
index 6e5bf1ff..f1f8ef72 100644
--- a/src/pulsecore/source.c
+++ b/src/pulsecore/source.c
@@ -956,6 +956,11 @@ int pa_source_process_msg(pa_msgobject *object, int code, void *userdata, int64_
             *((size_t*) userdata) = s->thread_info.max_rewind;
             return 0;
 
+        case PA_SOURCE_MESSAGE_SET_MAX_REWIND:
+
+            pa_source_set_max_rewind_within_thread(s, (size_t) offset);
+            return 0;
+
         case PA_SOURCE_MESSAGE_GET_LATENCY:
 
             if (s->monitor_of) {
@@ -1083,7 +1088,7 @@ pa_usec_t pa_source_get_requested_latency(pa_source *s) {
 }
 
 /* Called from IO thread */
-void pa_source_set_max_rewind(pa_source *s, size_t max_rewind) {
+void pa_source_set_max_rewind_within_thread(pa_source *s, size_t max_rewind) {
     pa_source_output *o;
     void *state = NULL;
 
@@ -1100,6 +1105,17 @@ void pa_source_set_max_rewind(pa_source *s, size_t max_rewind) {
     }
 }
 
+/* Called from main thread */
+void pa_source_set_max_rewind(pa_source *s, size_t max_rewind) {
+    pa_source_assert_ref(s);
+
+    if (PA_SOURCE_IS_LINKED(s->state))
+        pa_assert_se(pa_asyncmsgq_send(s->asyncmsgq, PA_MSGOBJECT(s), PA_SOURCE_MESSAGE_SET_MAX_REWIND, NULL, max_rewind, NULL) == 0);
+    else
+        pa_source_set_max_rewind_within_thread(s, max_rewind);
+}
+
+/* Called from IO thread */
 void pa_source_invalidate_requested_latency(pa_source *s) {
     pa_source_output *o;
     void *state = NULL;
diff --git a/src/pulsecore/source.h b/src/pulsecore/source.h
index 862e1aa9..210f5340 100644
--- a/src/pulsecore/source.h
+++ b/src/pulsecore/source.h
@@ -159,6 +159,7 @@ typedef enum pa_source_message {
     PA_SOURCE_MESSAGE_SET_LATENCY_RANGE,
     PA_SOURCE_MESSAGE_GET_LATENCY_RANGE,
     PA_SOURCE_MESSAGE_GET_MAX_REWIND,
+    PA_SOURCE_MESSAGE_SET_MAX_REWIND,
     PA_SOURCE_MESSAGE_MAX
 } pa_source_message_t;
 
@@ -205,6 +206,7 @@ void pa_source_set_description(pa_source *s, const char *description);
 void pa_source_set_asyncmsgq(pa_source *s, pa_asyncmsgq *q);
 void pa_source_set_rtpoll(pa_source *s, pa_rtpoll *p);
 
+void pa_source_set_max_rewind(pa_source *s, size_t max_rewind);
 void pa_source_set_latency_range(pa_source *s, pa_usec_t min_latency, pa_usec_t max_latency);
 
 void pa_source_detach(pa_source *s);
@@ -259,7 +261,7 @@ void pa_source_detach_within_thread(pa_source *s);
 
 pa_usec_t pa_source_get_requested_latency_within_thread(pa_source *s);
 
-void pa_source_set_max_rewind(pa_source *s, size_t max_rewind);
+void pa_source_set_max_rewind_within_thread(pa_source *s, size_t max_rewind);
 void pa_source_set_latency_range_within_thread(pa_source *s, pa_usec_t min_latency, pa_usec_t max_latency);
 
 /*** To be called exclusively by source output drivers, from IO context */
-- 
cgit