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drop chunk argument from various drop() functions, since it doesn't make any sense if we want to guarantee always monotonously increasing read pointers; a couple of other fixes

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git-svn-id: file:///home/lennart/svn/public/pulseaudio/branches/lennart@1529 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2007-07-25 14:46:40 +00:00
parent 9cc20b46b7
commit 068f5d5eef
14 changed files with 341 additions and 217 deletions
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13
src/pulsecore/memblockq.h
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@ -83,13 +83,16 @@ int pa_memblockq_push(pa_memblockq* bq, const pa_memchunk *chunk);
* you know what you do. */
int pa_memblockq_push_align(pa_memblockq* bq, const pa_memchunk *chunk);
/* Return a copy of the next memory chunk in the queue. It is not removed from the queue */
/* Return a copy of the next memory chunk in the queue. It is not
* removed from the queue. There are two reasons this function might
* fail: 1. prebuffering is active, 2. queue is empty and no silence
* memblock was passed at initialization. If the queue is not empty,
* but we're currently at a hole in the queue and no silence memblock
* was passed we return the length of the hole in chunk->length. */
int pa_memblockq_peek(pa_memblockq* bq, pa_memchunk *chunk);
/* Drop the specified bytes from the queue, but only if the first
* chunk in the queue matches the one passed here. If NULL is passed,
* this check isn't done. */
void pa_memblockq_drop(pa_memblockq *bq, const pa_memchunk *chunk, size_t length);
/* Drop the specified bytes from the queue. */
void pa_memblockq_drop(pa_memblockq *bq, size_t length);
/* Test if the pa_memblockq is currently readable, that is, more data than base */
int pa_memblockq_is_readable(pa_memblockq *bq);