made ring buffer params const-correct

diff --git a/src/common/pa_ringbuffer.c b/src/common/pa_ringbuffer.c
index 4a0c45ff0dc2010231bff241edb105281cd498e9..a0a522529f95014bcc96ed947252175317381615 100644 (file)
--- a/src/common/pa_ringbuffer.c
+++ b/src/common/pa_ringbuffer.c
@@ -77,14 +77,14 @@ ring_buffer_size_t PaUtil_InitializeRingBuffer( PaUtilRingBuffer *rbuf, ring_buf
 
 /***************************************************************************
 ** Return number of elements available for reading. */
-ring_buffer_size_t PaUtil_GetRingBufferReadAvailable( PaUtilRingBuffer *rbuf )
+ring_buffer_size_t PaUtil_GetRingBufferReadAvailable( const PaUtilRingBuffer *rbuf )
 {
     PaUtil_ReadMemoryBarrier();
     return ( (rbuf->writeIndex - rbuf->readIndex) & rbuf->bigMask );
 }
 /***************************************************************************
 ** Return number of elements available for writing. */
-ring_buffer_size_t PaUtil_GetRingBufferWriteAvailable( PaUtilRingBuffer *rbuf )
+ring_buffer_size_t PaUtil_GetRingBufferWriteAvailable( const PaUtilRingBuffer *rbuf )
 {
     /* Since we are calling PaUtil_GetRingBufferReadAvailable, we don't need an aditional MB */
     return ( rbuf->bufferSize - PaUtil_GetRingBufferReadAvailable(rbuf));

diff --git a/src/common/pa_ringbuffer.h b/src/common/pa_ringbuffer.h
index f8318d8e9b88d3ed975db44acb50140fd084f942..34a8d5caac833d1964633f3f6717cce23008dae6 100644 (file)
--- a/src/common/pa_ringbuffer.h
+++ b/src/common/pa_ringbuffer.h
@@ -125,7 +125,7 @@ void PaUtil_FlushRingBuffer( PaUtilRingBuffer *rbuf );
 
  @return The number of elements available for writing.
 */
-ring_buffer_size_t PaUtil_GetRingBufferWriteAvailable( PaUtilRingBuffer *rbuf );
+ring_buffer_size_t PaUtil_GetRingBufferWriteAvailable( const PaUtilRingBuffer *rbuf );
 
 /** Retrieve the number of elements available in the ring buffer for reading.
 
@@ -133,7 +133,7 @@ ring_buffer_size_t PaUtil_GetRingBufferWriteAvailable( PaUtilRingBuffer *rbuf );
 
  @return The number of elements available for reading.
 */
-ring_buffer_size_t PaUtil_GetRingBufferReadAvailable( PaUtilRingBuffer *rbuf );
+ring_buffer_size_t PaUtil_GetRingBufferReadAvailable( const PaUtilRingBuffer *rbuf );
 
 /** Write data to the ring buffer.