1 files changed, 27 insertions, 0 deletions
diff --git a/src/audioio.h b/src/audioio.h
index 7866751..e78813b 100644
--- a/src/audioio.h
+++ b/src/audioio.h
@@ -45,6 +45,7 @@ extern "C" {
 #define MIXER_ERROR                -109
 #define COULD_NOT_OPEN_DEVICE      -110
 #define INVALID_MIXER_LEVEL        -111
+#define NO_SUCH_ENUM               -112
 
 struct aio_t;
 
@@ -164,6 +165,27 @@ int aio_get_capture_mixer_level_range(struct aio_t *handle,
                                       float *min, float *max);
 
 /**
+ * Get value of enum switch on a specific channel.
+ * @param handle A pointer to the handle to be used.
+ * @param name The name of the enum swicth.
+ * @param value The buffer in which the switch enum value will be written.
+ * @param maxsize The size fo the value buffer.
+ * @return Returns error code.
+ */
+int aio_get_enum_value(struct aio_t *handle, const char *name,
+                       char *value, unsigned int maxsize);
+
+/**
+ * Set value of enum switch on a specific channel.
+ * @param handle A pointer to the handle to be used.
+ * @param name The name of the enum swicth.
+ * @param value The buffer containing the string value of the enum switch.
+ * @return Returns error code.
+ */
+int aio_set_enum_value(struct aio_t *handle,
+                       const char *name, const char *value);
+
+/**
  * Get actual samplerate.
  * The samplerate set in ai_init may or may not match a possible samplerate for
  * the audio hardware and therefore the ALSA library might decide to use another
@@ -176,6 +198,11 @@ int aio_get_capture_mixer_level_range(struct aio_t *handle,
  */
 int aio_get_samplerate(struct aio_t *handle);
 
+/**
+ * Get the buffer size used by the underlying hardware/software.
+ * @param handle A pointer to the handle to be used.
+ * @return The buffer size in bytes.
+ */
 int aio_get_buffer_size(struct aio_t *handle);
 
 /**