mirrors/alsa-lib
1
0
Fork 0
mirror of https://github.com/alsa-project/alsa-lib.git synced 2025-10-31 22:25:35 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

Cleaned all hw_info. Removed snd_pcm_hw_{info,params}_rules* and changed strategy to allow the same functionality. Cleaned names tables. Added informative failure

Browse source
This commit is contained in:
Abramo Bagnara 2000-11-29 08:32:36 +00:00
parent ae549cf739
commit b9916fd7fe
15 changed files with 1098 additions and 2107 deletions
Download patch file Download diff file Expand all files Collapse all files

21
src/pcm/pcm_shm.c
View file

@ -41,8 +41,8 @@
typedef struct {
int socket;
unsigned int access_mask;
volatile snd_pcm_shm_ctrl_t *ctrl;
unsigned int access_mask;
} snd_pcm_shm_t;
int receive_fd(int socket, void *data, size_t len, int *fd)
@ -156,18 +156,19 @@ static int snd_pcm_shm_hw_info(snd_pcm_t *pcm, snd_pcm_hw_info_t * info)
unsigned int access_mask = info->access_mask;
ctrl->cmd = SND_PCM_IOCTL_HW_INFO;
ctrl->u.hw_info = *info;
ctrl->u.hw_info.access_mask |= SND_PCM_ACCBIT_MMAP;
ctrl->u.hw_info.access_mask = SND_PCM_ACCBIT_MMAP;
err = snd_pcm_shm_action(pcm);
*info = ctrl->u.hw_info;
if (info->access_mask) {
shm->access_mask = info->access_mask;
info->access_mask |= (SND_PCM_ACCESS_RW_INTERLEAVED |
SND_PCM_ACCESS_RW_NONINTERLEAVED);
info->access_mask &= access_mask;
}
if (err < 0)
return err;
return err;
access_mask &= (SND_PCM_ACCESS_RW_INTERLEAVED |
SND_PCM_ACCESS_RW_NONINTERLEAVED |
ctrl->u.hw_info.access_mask);
if (!access_mask)
return -EINVAL;
*info = ctrl->u.hw_info;
shm->access_mask = info->access_mask;
info->access_mask = access_mask;
return 0;
}
static int snd_pcm_shm_hw_params(snd_pcm_t *pcm, snd_pcm_hw_params_t * params)