1 files changed, 65 insertions, 0 deletions

diff --git a/private/unimodem/inc/mcxioctl.h b/private/unimodem/inc/mcxioctl.h
new file mode 100644
index 000000000..ce4a403bd
--- /dev/null
+++ b/private/unimodem/inc/mcxioctl.h
@@ -0,0 +1,65 @@
+//****************************************************************************
+//
+//  File:       mcxioctl.h
+//  Content:    This file contains the declaration for Unimodem
+//              DeviceIOControl.
+//
+//  Copyright (c) 1992-1995, Microsoft Corporation, all rights reserved
+//
+//****************************************************************************
+
+#ifndef _MCXIOCTL_H_
+#define _MCXIOCTL_H_
+
+// DeviceIOControl Input/Output structure
+//
+typedef struct  tagMdmIn {
+    DWORD   dwPendingID;
+    DWORD   dwParam;
+    CHAR    szAddress[1];
+} MDM_IN, *PMDM_IN;
+
+typedef struct  tagMdmOut {
+    DWORD   dwResult;
+} MDM_OUT, *PMDM_OUT;
+
+// DeviceIOControl operations
+//
+#define IOCTL_UMDM_INIT                     1
+#define IOCTL_UMDM_DIAL                     2
+#define IOCTL_UMDM_START_MONITOR            3
+#define IOCTL_UMDM_STOP_MONITOR             4
+#define IOCTL_UMDM_START_MONITOR_DISCONNECT 5
+#define IOCTL_UMDM_STOP_MONITOR_DISCONNECT  6
+#define IOCTL_UMDM_ANSWER                   7
+#define IOCTL_UMDM_HANGUP                   8
+#define IOCTL_UMDM_PASSTHOUGH               9
+#define IOCTL_UMDM_GETLINKSPEED             10
+
+// Monitor modes for IOCTL_UMDM_START_MONITOR
+//
+#define MONITOR_NON_CONTINUOUS              0
+#define MONITOR_CONTINUOUS                  1
+
+// Passthrough modes for IOCTL_UMDM_PASSTHROUGH
+//
+#define PASSTHROUGH_ON                      1
+#define PASSTHROUGH_OFF                     2
+#define PASSTHROUGH_OFF_BUT_CONNECTED       3
+
+// DeviceIOControl operation result
+//
+#define  MDM_SUCCESS                        0
+#define  MDM_CANCEL                         1
+#define  MDM_FAILURE                        2
+#define  MDM_HANGUP                         3
+#define  MDM_BUSY                           4
+#define  MDM_NOANSWER                       5
+#define  MDM_NOCARRIER                      6
+#define  MDM_NODIALTONE                     7
+
+// Invalid Pending operation ID
+//
+#define  MDM_ID_NULL                        0xFFFFFFFF
+
+#endif // _MCXIOCTL_H_