Added record channel operations.

2 files changed, 28 insertions, 0 deletions

diff --git a/include/mixer.h b/include/mixer.h
index 2068be47..9de2b7af 100644
--- a/include/mixer.h
+++ b/include/mixer.h
@@ -26,6 +26,8 @@ int snd_mixer_channel(void *handle, const char *channel_id);
 int snd_mixer_channel_info(void *handle, int channel, snd_mixer_channel_info_t * info);
 int snd_mixer_channel_read(void *handle, int channel, snd_mixer_channel_t * data);
 int snd_mixer_channel_write(void *handle, int channel, snd_mixer_channel_t * data);
+int snd_mixer_channel_record_read(void *handle, int channel, snd_mixer_channel_t * data);
+int snd_mixer_channel_record_write(void *handle, int channel, snd_mixer_channel_t * data);
 int snd_mixer_switches(void *handle);
 int snd_mixer_switch_read(void *handle, int switchn, snd_mixer_switch_t * data);
 int snd_mixer_switch_write(void *handle, int switchn, snd_mixer_switch_t * data);
diff --git a/src/mixer/mixer.c b/src/mixer/mixer.c
index 66f84a09..b48171bf 100644
--- a/src/mixer/mixer.c
+++ b/src/mixer/mixer.c
@@ -190,6 +190,32 @@ int snd_mixer_channel_write(void *handle, int channel, snd_mixer_channel_t * dat
 	return 0;
 }
 
+int snd_mixer_channel_record_read(void *handle, int channel, snd_mixer_channel_t * data)
+{
+	snd_mixer_t *mixer;
+
+	mixer = (snd_mixer_t *) handle;
+	if (!mixer)
+		return -EINVAL;
+	data->channel = channel;
+	if (ioctl(mixer->fd, SND_MIXER_IOCTL_CHANNEL_RREAD, data) < 0)
+		return -errno;
+	return 0;
+}
+
+int snd_mixer_channel_record_write(void *handle, int channel, snd_mixer_channel_t * data)
+{
+	snd_mixer_t *mixer;
+
+	mixer = (snd_mixer_t *) handle;
+	if (!mixer)
+		return -EINVAL;
+	data->channel = channel;
+	if (ioctl(mixer->fd, SND_MIXER_IOCTL_CHANNEL_RWRITE, data) < 0)
+		return -errno;
+	return 0;
+}
+
 int snd_mixer_switches(void *handle)
 {
 	snd_mixer_t *mixer;