OpenE2K/qemu-e2k
13
4
Fork 0
Code Issues 4 Pull Requests Projects 2 Releases Activity

oss/alsa: Do not invoke UB described in 7.15.1.1 (this time for ADC)

Browse Source 
Signed-off-by: malc <av1474@comtv.ru>
This commit is contained in:
malc 2009-10-03 03:30:06 +04:00
parent cbc18261ea
commit a628b869be
2 changed files with 27 additions and 21 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
audio/alsaaudio.c
View File

@ -1079,16 +1079,18 @@ static int alsa_read (SWVoiceIn *sw, void *buf, int size)
static int alsa_ctl_in (HWVoiceIn *hw, int cmd, ...) static int alsa_ctl_in (HWVoiceIn *hw, int cmd, ...)
{ {
ALSAVoiceIn *alsa = (ALSAVoiceIn *) hw;
switch (cmd) {
case VOICE_ENABLE:
{
va_list ap; va_list ap;
int poll_mode; int poll_mode;
ALSAVoiceIn *alsa = (ALSAVoiceIn *) hw;
va_start (ap, cmd); va_start (ap, cmd);
poll_mode = va_arg (ap, int); poll_mode = va_arg (ap, int);
va_end (ap); va_end (ap);
switch (cmd) {
case VOICE_ENABLE:
ldebug ("enabling voice\n"); ldebug ("enabling voice\n");
if (poll_mode && alsa_poll_in (hw)) { if (poll_mode && alsa_poll_in (hw)) {
poll_mode = 0; poll_mode = 0;
@ -1096,6 +1098,7 @@ static int alsa_ctl_in (HWVoiceIn *hw, int cmd, ...)
hw->poll_mode = poll_mode; hw->poll_mode = poll_mode;
return alsa_voice_ctl (alsa->handle, "capture", 0); return alsa_voice_ctl (alsa->handle, "capture", 0);
}
case VOICE_DISABLE: case VOICE_DISABLE:
ldebug ("disabling voice\n"); ldebug ("disabling voice\n");

9
audio/ossaudio.c
View File

@ -781,20 +781,23 @@ static int oss_read (SWVoiceIn *sw, void *buf, int size)
static int oss_ctl_in (HWVoiceIn *hw, int cmd, ...) static int oss_ctl_in (HWVoiceIn *hw, int cmd, ...)
{ {
OSSVoiceIn *oss = (OSSVoiceIn *) hw;
switch (cmd) {
case VOICE_ENABLE:
{
va_list ap; va_list ap;
int poll_mode; int poll_mode;
OSSVoiceIn *oss = (OSSVoiceIn *) hw;
va_start (ap, cmd); va_start (ap, cmd);
poll_mode = va_arg (ap, int); poll_mode = va_arg (ap, int);
va_end (ap); va_end (ap);
switch (cmd) {
case VOICE_ENABLE:
if (poll_mode && oss_poll_in (hw)) { if (poll_mode && oss_poll_in (hw)) {
poll_mode = 0; poll_mode = 0;
} }
hw->poll_mode = poll_mode; hw->poll_mode = poll_mode;
}
break; break;
case VOICE_DISABLE: case VOICE_DISABLE: