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Fixed constness wrt snd_pcm_channel_area_t

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This commit is contained in:
Abramo Bagnara 2000-11-30 14:15:52 +00:00
parent b0cd1da822
commit 61e95094e7
11 changed files with 114 additions and 112 deletions
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10
src/pcm/pcm_local.h
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@ -156,14 +156,14 @@ size_t snd_pcm_mmap_playback_xfer(snd_pcm_t *pcm, size_t frames);
size_t snd_pcm_mmap_capture_xfer(snd_pcm_t *pcm, size_t frames);
typedef ssize_t (*snd_pcm_xfer_areas_func_t)(snd_pcm_t *pcm,
snd_pcm_channel_area_t *areas,
const snd_pcm_channel_area_t *areas,
size_t offset, size_t size,
size_t *slave_sizep);
ssize_t snd_pcm_read_areas(snd_pcm_t *pcm, snd_pcm_channel_area_t *areas,
ssize_t snd_pcm_read_areas(snd_pcm_t *pcm, const snd_pcm_channel_area_t *areas,
size_t offset, size_t size,
snd_pcm_xfer_areas_func_t func);
ssize_t snd_pcm_write_areas(snd_pcm_t *pcm, snd_pcm_channel_area_t *areas,
ssize_t snd_pcm_write_areas(snd_pcm_t *pcm, const snd_pcm_channel_area_t *areas,
size_t offset, size_t size,
snd_pcm_xfer_areas_func_t func);
ssize_t snd_pcm_read_mmap(snd_pcm_t *pcm, size_t size);
@ -243,14 +243,14 @@ static inline ssize_t snd_pcm_mmap_delay(snd_pcm_t *pcm)
return snd_pcm_mmap_capture_delay(pcm);
}
static inline void *snd_pcm_channel_area_addr(snd_pcm_channel_area_t *area, size_t offset)
static inline void *snd_pcm_channel_area_addr(const snd_pcm_channel_area_t *area, size_t offset)
{
size_t bitofs = area->first + area->step * offset;
assert(bitofs % 8 == 0);
return area->addr + bitofs / 8;
}
static inline size_t snd_pcm_channel_area_step(snd_pcm_channel_area_t *area)
static inline size_t snd_pcm_channel_area_step(const snd_pcm_channel_area_t *area)
{
assert(area->step % 8 == 0);
return area->step / 8;