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- splitted pcm channels in two different devices to handle mmap correctly

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- removed mmap control device
- reordered pcm shared and not shared code
- changed O_WRONLY oss pcm modifier in a more symmetric and elegant way
- changed slightly control interface
- added snd-debug-check
- uniformed null pointer check
- fixed a typo in linear plugin
This commit is contained in:
Abramo Bagnara 2000-01-08 20:11:33 +00:00
parent 62380b0f43
commit 63f5a79562
11 changed files with 263 additions and 216 deletions
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11
include/control.h
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@ -42,13 +42,16 @@ int snd_ctl_switch_read(snd_ctl_t *handle, snd_switch_t * sw);
int snd_ctl_switch_write(snd_ctl_t *handle, snd_switch_t * sw);
int snd_ctl_hwdep_info(snd_ctl_t *handle, int dev, snd_hwdep_info_t * info);
int snd_ctl_pcm_info(snd_ctl_t *handle, int dev, snd_pcm_info_t * info);
int snd_ctl_pcm_channel_info(snd_ctl_t *handle, int dev, int subdev, snd_pcm_channel_info_t * info);
int snd_ctl_pcm_prefer_subdevice(snd_ctl_t *handle, int dev, int subdev);
int snd_ctl_pcm_channel_info(snd_ctl_t *handle, int dev, int channel, int subdev, snd_pcm_channel_info_t * info);
int snd_ctl_pcm_channel_prefer_subdevice(snd_ctl_t *handle, int dev, int channel, int subdev);
int snd_ctl_pcm_channel_switch_list(snd_ctl_t *handle, int dev, int channel, snd_switch_list_t * list);
int snd_ctl_pcm_playback_switch_list(snd_ctl_t *handle, int dev, snd_switch_list_t * list);
int snd_ctl_pcm_playback_switch_read(snd_ctl_t *handle, int dev, snd_switch_t * sw);
int snd_ctl_pcm_playback_switch_write(snd_ctl_t *handle, int dev, snd_switch_t * sw);
int snd_ctl_pcm_capture_switch_list(snd_ctl_t *handle, int dev, snd_switch_list_t * list);
int snd_ctl_pcm_channel_switch_read(snd_ctl_t *handle, int dev, int channel, snd_switch_t * sw);
int snd_ctl_pcm_playback_switch_read(snd_ctl_t *handle, int dev, snd_switch_t * sw);
int snd_ctl_pcm_capture_switch_read(snd_ctl_t *handle, int dev, snd_switch_t * sw);
int snd_ctl_pcm_channel_switch_write(snd_ctl_t *handle, int dev, int channel, snd_switch_t * sw);
int snd_ctl_pcm_playback_switch_write(snd_ctl_t *handle, int dev, snd_switch_t * sw);
int snd_ctl_pcm_capture_switch_write(snd_ctl_t *handle, int dev, snd_switch_t * sw);
int snd_ctl_mixer_info(snd_ctl_t *handle, int dev, snd_mixer_info_t * info);
int snd_ctl_mixer_switch_list(snd_ctl_t *handle, int dev, snd_switch_list_t *list);