Changeset 1928:4d3ccb700daf in roaraudio

Timestamp:

06/04/09 17:30:58 (15 years ago)

Author:

phi

Branch:

default

Phase:

public

Message:

updated stream interface to handle mmap flag.

Location:

roard

Files:

• include/streams.h (modified) (1 diff)
• streams.c (modified) (3 diffs)

roard/include/streams.h

@@ -97 +97 @@
 int streams_mark_primary (int id);
 int streams_set_sync     (int id, int sync);
+int streams_set_mmap     (int id, int reset);
 int streams_set_flag     (int id, int flag);
 int streams_reset_flag   (int id, int flag);

roard/streams.c

@@ -386 +386 @@
 }
 
+int streams_set_mmap (int id, int reset) {
+ int use = !reset;
+
+ if ( g_streams[id] == NULL )
+  return -1;
+
+ return roar_vio_ctl(&(g_streams[id]->vio), ROAR_VIO_CTL_SET_UMMAP, &use);
+}
+
 int streams_set_flag     (int id, int flag) {
  if ( g_streams[id] == NULL )
@@ -391 +400 @@
 
  if ( flag & ROAR_FLAG_MMAP )
-  flag -= ROAR_FLAG_MMAP;
+  if ( streams_set_mmap(id, 0) == -1 )
+   flag -= ROAR_FLAG_MMAP;
 
  if ( flag & ROAR_FLAG_PRIMARY ) {
@@ -433 +443 @@
  if ( g_streams[id] == NULL )
   return -1;
+
+ if ( flag & ROAR_FLAG_MMAP )
+  if ( streams_set_mmap(id, 1) == -1 )
+   flag -= ROAR_FLAG_MMAP;
 
  if ( flag & ROAR_FLAG_PRIMARY ) {