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author | Max Kellermann <max@duempel.org> | 2011-11-28 11:56:01 +0100 |
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committer | Max Kellermann <max@duempel.org> | 2011-11-28 11:56:01 +0100 |
commit | 4f093d5b979c3547c8dd8045dde5d91e8cc93461 (patch) | |
tree | 94b1c12cfce14c90f26852e948ba419a8a7ba7eb /src/fifo_buffer.h | |
parent | 37420c342bf9582a0de32d46f78716e913119400 (diff) | |
parent | e1b032cbad5db7698104a93c2235fb7da1f8b580 (diff) | |
download | mpd-4f093d5b979c3547c8dd8045dde5d91e8cc93461.tar.gz mpd-4f093d5b979c3547c8dd8045dde5d91e8cc93461.tar.xz mpd-4f093d5b979c3547c8dd8045dde5d91e8cc93461.zip |
Merge branch 'v0.16.x'
Conflicts:
Makefile.am
NEWS
configure.ac
src/encoder/flac_encoder.c
src/log.c
src/pcm_buffer.c
Diffstat (limited to 'src/fifo_buffer.h')
-rw-r--r-- | src/fifo_buffer.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/fifo_buffer.h b/src/fifo_buffer.h index 2730207b5..3bdb23938 100644 --- a/src/fifo_buffer.h +++ b/src/fifo_buffer.h @@ -57,12 +57,37 @@ struct fifo_buffer * fifo_buffer_new(size_t size); /** + * Change the capacity of the #fifo_buffer, while preserving existing + * data. + * + * @param buffer the old buffer, may be NULL + * @param new_size the requested new size of the #fifo_buffer; must + * not be smaller than the data which is stored in the old buffer + * @return the new buffer, may be NULL if the requested new size is 0 + */ +struct fifo_buffer * +fifo_buffer_realloc(struct fifo_buffer *buffer, size_t new_size); + +/** * Frees the resources consumed by this #fifo_buffer object. */ void fifo_buffer_free(struct fifo_buffer *buffer); /** + * Return the capacity of the buffer, i.e. the size that was passed to + * fifo_buffer_new(). + */ +size_t +fifo_buffer_capacity(const struct fifo_buffer *buffer); + +/** + * Return the number of bytes currently stored in the buffer. + */ +size_t +fifo_buffer_available(const struct fifo_buffer *buffer); + +/** * Clears all data currently in this #fifo_buffer object. This does * not overwrite the actuall buffer; it just resets the internal * pointers. |