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client: limit block size for zero-copy operations to mempool block size

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This commit is contained in:
Lennart Poettering 2009-07-24 20:21:30 +02:00
parent e7ca058427
commit 211d0f3dcb
2 changed files with 18 additions and 6 deletions
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13
src/pulse/stream.h
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@ -425,7 +425,7 @@ int pa_stream_disconnect(pa_stream *s);
* to a pointer and an address of the number of bytes you want to
* write. On return the two values will contain a pointer where you
* can place the data to write and the maximum number of bytes you can
* write. On return *nbytes can be larger or have the same value as
* write. On return *nbytes can be smaller or have the same value as
* you passed in. You need to be able to handle both cases. Accessing
* memory beyond the returned *nbytes value is invalid. Acessing the
* memory returned after the following pa_stream_write() or
@ -442,7 +442,7 @@ int pa_stream_disconnect(pa_stream *s);
* amount of time pass after calling pa_stream_begin_write() and
* before calling pa_stream_write(). If you want to cancel a
* previously called pa_stream_begin_write() without calling
* pa_stream_write() use pa_stream_cancel_write() instead. Calling
* pa_stream_write() use pa_stream_cancel_write(). Calling
* pa_stream_begin_write() twice without calling pa_stream_write() or
* pa_stream_cancel_write() in between will return exactly the same
* pointer/nbytes values.\since 0.9.16 */
@ -492,10 +492,11 @@ int pa_stream_write(
pa_seek_mode_t seek /**< Seek mode, must be PA_SEEK_RELATIVE for upload streams */);
/** Read the next fragment from the buffer (for recording streams).
* data will point to the actual data and length will contain the size
* of the data in bytes (which can be less than a complete framgnet).
* Use pa_stream_drop() to actually remove the data from the
* buffer. If no data is available will return a NULL pointer */
* data will point to the actual data and nbytes will contain the size
* of the data in bytes (which can be less or more than a complete
* fragment). Use pa_stream_drop() to actually remove the data from
* the buffer. If no data is available this will return a NULL
* pointer */
int pa_stream_peek(
pa_stream *p /**< The stream to use */,
const void **data /**< Pointer to pointer that will point to data */,