mirrors/alsa-lib
1
0
Fork 0
mirror of https://github.com/alsa-project/alsa-lib.git synced 2025-10-29 05:40:25 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

Completed control and mixer API

Browse source
This commit is contained in:
Abramo Bagnara 2001-02-09 11:20:31 +00:00
parent c709b0a627
commit fea0c73cdb
23 changed files with 1988 additions and 1251 deletions
Download patch file Download diff file Expand all files Collapse all files

27
aserver/aserver.c
View file

@ -555,8 +555,6 @@ int ctl_shm_close(client_t *client)
return 0;
}
extern int snd_ctl_read1(snd_ctl_t *ctl, snd_ctl_event_t *event);
int ctl_shm_cmd(client_t *client)
{
snd_ctl_shm_ctrl_t *ctrl = client->transport.shm.ctrl;
@ -571,28 +569,31 @@ int ctl_shm_cmd(client_t *client)
ctrl->cmd = 0;
ctl = client->device.control.handle;
switch (cmd) {
case SND_CTL_IOCTL_ASYNC:
ctrl->result = snd_ctl_async(ctl, ctrl->u.async.sig, ctrl->u.async.pid);
break;
case SNDRV_CTL_IOCTL_INFO:
ctrl->result = snd_ctl_card_info(ctl, &ctrl->u.hw_info);
break;
case SNDRV_CTL_IOCTL_ELEMENT_LIST:
case SNDRV_CTL_IOCTL_ELEM_LIST:
{
size_t maxsize = CTL_SHM_DATA_MAXLEN;
if (ctrl->u.clist.space * sizeof(*ctrl->u.clist.pids) > maxsize) {
if (ctrl->u.element_list.space * sizeof(*ctrl->u.element_list.pids) > maxsize) {
ctrl->result = -EFAULT;
break;
}
ctrl->u.clist.pids = (snd_ctl_element_id_t*) ctrl->data;
ctrl->result = snd_ctl_clist(ctl, &ctrl->u.clist);
ctrl->u.element_list.pids = (snd_ctl_elem_id_t*) ctrl->data;
ctrl->result = snd_ctl_elem_list(ctl, &ctrl->u.element_list);
break;
}
case SNDRV_CTL_IOCTL_ELEMENT_INFO:
ctrl->result = snd_ctl_element_info(ctl, &ctrl->u.cinfo);
case SNDRV_CTL_IOCTL_ELEM_INFO:
ctrl->result = snd_ctl_elem_info(ctl, &ctrl->u.element_info);
break;
case SNDRV_CTL_IOCTL_ELEMENT_READ:
ctrl->result = snd_ctl_element_read(ctl, &ctrl->u.cread);
case SNDRV_CTL_IOCTL_ELEM_READ:
ctrl->result = snd_ctl_elem_read(ctl, &ctrl->u.element_read);
break;
case SNDRV_CTL_IOCTL_ELEMENT_WRITE:
ctrl->result = snd_ctl_element_write(ctl, &ctrl->u.cwrite);
case SNDRV_CTL_IOCTL_ELEM_WRITE:
ctrl->result = snd_ctl_elem_write(ctl, &ctrl->u.element_write);
break;
case SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE:
ctrl->result = snd_ctl_hwdep_next_device(ctl, &ctrl->u.device);
@ -619,7 +620,7 @@ int ctl_shm_cmd(client_t *client)
ctrl->result = snd_ctl_rawmidi_prefer_subdevice(ctl, ctrl->u.rawmidi_prefer_subdevice);
break;
case SND_CTL_IOCTL_READ:
ctrl->result = snd_ctl_read1(ctl, &ctrl->u.read);
ctrl->result = snd_ctl_read(ctl, &ctrl->u.read);
break;
case SND_CTL_IOCTL_CLOSE:
client->ops->close(client);