stream: pa_stream_[writable|readable]_size: constify

diff --git a/src/pulse/stream.c b/src/pulse/stream.c
index e32dd00..4786d75 100644 (file)
--- a/src/pulse/stream.c
+++ b/src/pulse/stream.c
@@ -1678,7 +1678,7 @@ int pa_stream_drop(pa_stream *s) {
     return 0;
 }
 
-size_t pa_stream_writable_size(pa_stream *s) {
+size_t pa_stream_writable_size(const pa_stream *s) {
     pa_assert(s);
     pa_assert(PA_REFCNT_VALUE(s) >= 1);
 
@@ -1689,7 +1689,7 @@ size_t pa_stream_writable_size(pa_stream *s) {
     return s->requested_bytes > 0 ? (size_t) s->requested_bytes : 0;
 }
 
-size_t pa_stream_readable_size(pa_stream *s) {
+size_t pa_stream_readable_size(const pa_stream *s) {
     pa_assert(s);
     pa_assert(PA_REFCNT_VALUE(s) >= 1);
 

diff --git a/src/pulse/stream.h b/src/pulse/stream.h
index 89a8924..4a2efad 100644 (file)
--- a/src/pulse/stream.h
+++ b/src/pulse/stream.h
@@ -566,12 +566,12 @@ int pa_stream_drop(pa_stream *p);
  *
  * (size_t) -1 is returned on error.
  */
-size_t pa_stream_writable_size(pa_stream *p);
+size_t pa_stream_writable_size(const pa_stream *p);
 
 /** Return the number of bytes that may be read using pa_stream_peek().
  *
  * (size_t) -1 is returned on error. */
-size_t pa_stream_readable_size(pa_stream *p);
+size_t pa_stream_readable_size(const pa_stream *p);
 
 /** Drain a playback stream.  Use this for notification when the
  * playback buffer is empty after playing all the audio in the buffer.