Author: hbelusca
Date: Sat Aug 9 18:48:31 2014
New Revision: 63848
URL: http://svn.reactos.org/svn/reactos?rev=63848&view=rev
Log:
[NTVDM]: Studying ntvdm, we can find the significance of some of the parameters. Others seem unused.
Modified:
trunk/reactos/subsystems/ntvdm/hardware/vga.c
Modified: trunk/reactos/subsystems/ntvdm/hardware/vga.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/ntvdm/hardware/…
==============================================================================
--- trunk/reactos/subsystems/ntvdm/hardware/vga.c [iso-8859-1] (original)
+++ trunk/reactos/subsystems/ntvdm/hardware/vga.c [iso-8859-1] Sat Aug 9 18:48:31 2014
@@ -23,7 +23,7 @@
/*
* Activate this line if you want to use the real
- * RegisterConsoleVDM API of Windows/ReactOS.
+ * RegisterConsoleVDM API of ReactOS/Windows.
*/
// #define USE_REAL_REGISTERCONSOLEVDM
@@ -314,33 +314,33 @@
BOOL
WINAPI
-__RegisterConsoleVDM(IN DWORD dwDosVDMFlag,
- IN HANDLE hEventHandle1,
- IN HANDLE hEventHandle2,
- IN HANDLE hEventHandle3,
- IN DWORD Unused1,
- OUT PULONG returned_val_1,
- OUT PVOID* returned_val_2,
- IN PVOID lpUnknownBuffer,
- IN DWORD dwUnknownBufferLength,
+__RegisterConsoleVDM(IN DWORD dwRegisterFlags,
+ IN HANDLE hStartHardwareEvent,
+ IN HANDLE hEndHardwareEvent,
+ IN HANDLE hErrorHardwareEvent,
+ IN DWORD dwUnusedVar,
+ OUT LPDWORD lpVideoStateLength,
+ OUT PVOID* lpVideoState, // PVIDEO_HARDWARE_STATE_HEADER*
+ IN PVOID lpUnusedBuffer,
+ IN DWORD dwUnusedBufferLength,
IN COORD dwVDMBufferSize,
OUT PVOID* lpVDMBuffer)
{
- UNREFERENCED_PARAMETER(hEventHandle3);
- UNREFERENCED_PARAMETER(Unused1);
- UNREFERENCED_PARAMETER(returned_val_1);
- UNREFERENCED_PARAMETER(returned_val_2);
- UNREFERENCED_PARAMETER(lpUnknownBuffer);
- UNREFERENCED_PARAMETER(dwUnknownBufferLength);
+ UNREFERENCED_PARAMETER(hErrorHardwareEvent);
+ UNREFERENCED_PARAMETER(dwUnusedVar);
+ UNREFERENCED_PARAMETER(lpVideoStateLength);
+ UNREFERENCED_PARAMETER(lpVideoState);
+ UNREFERENCED_PARAMETER(lpUnusedBuffer);
+ UNREFERENCED_PARAMETER(dwUnusedBufferLength);
SetLastError(0);
- DPRINT1("__RegisterConsoleVDM(%d)\n", dwDosVDMFlag);
+ DPRINT1("__RegisterConsoleVDM(%d)\n", dwRegisterFlags);
if (lpVDMBuffer == NULL) return FALSE;
- if (dwDosVDMFlag != 0)
- {
- // if (EventHandle_1 == NULL || EventHandle_2 == NULL) return FALSE;
+ if (dwRegisterFlags != 0)
+ {
+ // if (hStartHardwareEvent == NULL || hEndHardwareEvent == NULL) return FALSE;
if (VDMBuffer != NULL) return FALSE;
VDMBufferSize = dwVDMBufferSize;
@@ -451,7 +451,7 @@
/*
* Windows 2k3 winsrv.dll calls NtVdmControl(VdmQueryVdmProcess == 14, &ConsoleHandle);
* in the two following APIs:
- * SrvRegisterConsoleVDM (corresponding win32 API: RegisterConsoleVDM)
+ * SrvRegisterConsoleVDM (corresponding Win32 API: RegisterConsoleVDM)
* SrvVDMConsoleOperation (corresponding Win32 API: )
* to check whether the current process is a VDM process, and fails otherwise with the
* error 0xC0000022 ().