[WDMAUD.DRV]

[reactos.git] / reactos / drivers / wdm / audio / legacy / wdmaud / interface.h

diff --git a/reactos/drivers/wdm/audio/legacy/wdmaud/interface.h b/reactos/drivers/wdm/audio/legacy/wdmaud/interface.h
index 7221fc4..9721ddd 100644 (file)
--- a/reactos/drivers/wdm/audio/legacy/wdmaud/interface.h
+++ b/reactos/drivers/wdm/audio/legacy/wdmaud/interface.h
@@ -25,17 +25,19 @@ typedef enum
 
 typedef struct
 {
+    KSSTREAM_HEADER Header;
     SOUND_DEVICE_TYPE DeviceType;
     ULONG DeviceIndex;
 
     HANDLE hDevice;
     ULONG DeviceCount;
 
-    ULONG BufferSize;
-    PUCHAR Buffer;
-
     union
     {
+        MIXERCAPSW    MixCaps;
+        MIXERCONTROLDETAILS MixDetails;
+        MIXERLINECONTROLSW MixControls;
+        MIXERLINEW MixLine;
         WAVEFORMATEX WaveFormatEx;
         WAVEOUTCAPSW WaveOutCaps;
         AUXCAPSW     AuxCaps;
@@ -43,6 +45,7 @@ typedef struct
         ULONGLONG    Position;
         KSSTATE State;
         ULONG Volume;
+        ULONG FrameSize;
     }u;
 
 }WDMAUD_DEVICE_INFO, *PWDMAUD_DEVICE_INFO;
@@ -212,7 +215,7 @@ typedef struct
 /// Arguments:  InputBuffer is a pointer to a WDMAUD_DEVICE_INFO structure,
 ///             InputBufferSize is size of WDMAUD_DEVICE_INFO structure
 /// Note:       The DeviceType and hDevice must be set
-/// Result:     The result is returned in Volume
+/// Result:     The result is returned in Position
 /// ReturnCode:  STATUS_SUCCESS indicates success
 /// Prequsites: opened device
 
@@ -222,5 +225,22 @@ typedef struct
              METHOD_BUFFERED, \
              FILE_CREATE_TREE_CONNECTION | FILE_ANY_ACCESS)
 
+/// IOCTL_GETFRAMESIZE
+///
+/// Description: This IOCTL retrieves the frame size requirements for an audio pin
+///
+/// Arguments:  InputBuffer is a pointer to a WDMAUD_DEVICE_INFO structure,
+///             InputBufferSize is size of WDMAUD_DEVICE_INFO structure
+/// Note:       The DeviceType and hDevice must be set
+/// Result:     The result is returned in FrameSize
+/// ReturnCode:  STATUS_SUCCESS indicates success
+/// Prequsites: opened device
+
+#define IOCTL_GETFRAMESIZE \
+    CTL_CODE(FILE_DEVICE_SOUND, \
+             10, \
+             METHOD_BUFFERED, \
+             FILE_CREATE_TREE_CONNECTION | FILE_ANY_ACCESS)
+
 
 #endif