1 files changed, 73 insertions, 0 deletions

diff --git a/public/sdk/inc/ntddaux.h b/public/sdk/inc/ntddaux.h
new file mode 100644
index 000000000..13840dde4
--- /dev/null
+++ b/public/sdk/inc/ntddaux.h
@@ -0,0 +1,73 @@
+/*++ BUILD Version: 0001    // Increment this if a change has global effects
+
+Copyright (c) 1992-1993  Microsoft Corporation
+
+Module Name:
+
+    ntddaux.h
+
+Abstract:
+
+    This include file defines all constants and types for
+    accessing an NT auxiliary sound devices.
+
+Author:
+
+    Robin Speed (RobinSp) - 24-Aug-1992
+
+Revision History:
+
+--*/
+
+#ifndef _NTDDAUX_
+#define _NTDDAUX_
+
+#include <ntddsnd.h>    // general sound stuff
+
+#define IOCTL_AUX_BASE 0x0100
+
+//
+// Device Name - this string is the name of the device.  It is the name
+// that when added to the name of the root of the device tree and with
+// the device number appended, gives the name of the device required for
+// a call to NtOpenFile.
+// So for example, if the root is \Device and the Device type is
+// MMAux and the device number is 2, the full name is \Device\MMAux2
+//
+
+#define DD_AUX_DEVICE_NAME     "\\Device\\MMAux"
+#define DD_AUX_DEVICE_NAME_U  L"\\Device\\MMAux"
+
+//
+// WAVE device driver IOCTL set
+//
+
+#define IOCTL_AUX_GET_CAPABILITIES     CTL_CODE(IOCTL_SOUND_BASE, IOCTL_AUX_BASE + 0x0001, METHOD_BUFFERED, FILE_READ_ACCESS)
+#define IOCTL_AUX_SET_VOLUME           CTL_CODE(IOCTL_SOUND_BASE, IOCTL_AUX_BASE + 0x0002, METHOD_BUFFERED, FILE_READ_ACCESS)
+#define IOCTL_AUX_GET_VOLUME           CTL_CODE(IOCTL_SOUND_BASE, IOCTL_AUX_BASE + 0x0003, METHOD_BUFFERED, FILE_READ_ACCESS)
+
+//
+// Input and output are AUX_DD_VOLUME structure.
+// Completes when real device volume != volume passed in.
+// Returns new volume
+//
+#define IOCTL_SOUND_GET_CHANGED_VOLUME   CTL_CODE(IOCTL_SOUND_BASE, IOCTL_AUX_BASE + 0x0004, METHOD_BUFFERED, FILE_READ_ACCESS)
+
+//
+// Aux volume structure
+//
+
+typedef struct _AUX_DD_VOLUME {
+    ULONG   Left;
+    ULONG   Right;
+} AUX_DD_VOLUME, *PAUX_DD_VOLUME;
+
+#define AUX_DD_MAX_VOLUME 0xFFFFFFFF // Maximum volume
+
+//
+// Data returned by IOCTL_AUX_GET_CAPABILITIES is AUXCAPSW structure
+// defined in mmsystem.h
+//
+
+#endif // _NTDDAUX_
+