diff options
| -rw-r--r-- | src/pulsecore/memchunk.c | 20 | ||||
| -rw-r--r-- | src/pulsecore/memchunk.h | 3 |
2 files changed, 23 insertions, 0 deletions
diff --git a/src/pulsecore/memchunk.c b/src/pulsecore/memchunk.c index 4e73b636..16a9c140 100644 --- a/src/pulsecore/memchunk.c +++ b/src/pulsecore/memchunk.c @@ -90,3 +90,23 @@ pa_memchunk *pa_memchunk_will_need(const pa_memchunk *c) { return (pa_memchunk*) c; } + +pa_memchunk* pa_memchunk_memcpy(pa_memchunk *dst, pa_memchunk *src) { + void *p, *q; + + pa_assert(dst); + pa_assert(src); + pa_assert(dst->length == src->length); + + p = pa_memblock_acquire(dst->memblock); + q = pa_memblock_acquire(src->memblock); + + memmove((uint8_t*) p + dst->index, + (uint8_t*) q + src->index, + dst->length); + + pa_memblock_release(dst->memblock); + pa_memblock_release(src->memblock); + + return dst; +} diff --git a/src/pulsecore/memchunk.h b/src/pulsecore/memchunk.h index e6105ace..46a82406 100644 --- a/src/pulsecore/memchunk.h +++ b/src/pulsecore/memchunk.h @@ -49,4 +49,7 @@ pa_memchunk* pa_memchunk_reset(pa_memchunk *c); /* Map a memory chunk back into memory if it was swapped out */ pa_memchunk *pa_memchunk_will_need(const pa_memchunk *c); +/* Copy the data in the src memchunk to the dst memchunk */ +pa_memchunk* pa_memchunk_memcpy(pa_memchunk *dst, pa_memchunk *src); + #endif |