#include "ntvdm.h"
#include "emulator.h"
-#include "bios/bios.h"
-#include "dos/dem.h"
-#include "hardware/cmos.h"
+#include "clock.h"
#include "hardware/ps2.h"
-#include "hardware/timer.h"
#include "hardware/vga.h"
+#include "bios/bios.h"
+#include "dos/dem.h"
+
+#include "resource.h"
/*
- * Activate this line if you want to be able to test NTVDM with:
+ * Activate this line if you want to run NTVDM in standalone mode with:
* ntvdm.exe <program>
*/
-#define TESTING
+#define STANDALONE
-/* PUBLIC VARIABLES ***********************************************************/
+/* VARIABLES ******************************************************************/
static HANDLE ConsoleInput = INVALID_HANDLE_VALUE;
static HANDLE ConsoleOutput = INVALID_HANDLE_VALUE;
static DWORD OrgConsoleInputMode, OrgConsoleOutputMode;
static CONSOLE_CURSOR_INFO OrgConsoleCursorInfo;
static CONSOLE_SCREEN_BUFFER_INFO OrgConsoleBufferInfo;
+static HANDLE CommandThread = NULL;
+
+static HMENU hConsoleMenu = NULL;
+static INT VdmMenuPos = -1;
+static BOOLEAN ShowPointer = FALSE;
+
+/*
+ * Those menu helpers were taken from the GUI frontend in winsrv.dll
+ */
+typedef struct _VDM_MENUITEM
+{
+ UINT uID;
+ const struct _VDM_MENUITEM *SubMenu;
+ WORD wCmdID;
+} VDM_MENUITEM, *PVDM_MENUITEM;
+
+static const VDM_MENUITEM VdmMenuItems[] =
+{
+ { IDS_VDM_QUIT, NULL, ID_VDM_QUIT },
+
+ { 0, NULL, 0 } /* End of list */
+};
+
+static const VDM_MENUITEM VdmMainMenuItems[] =
+{
+ { -1, NULL, 0 }, /* Separator */
+ { IDS_HIDE_MOUSE, NULL, ID_SHOWHIDE_MOUSE }, /* Hide mouse; can be renamed to Show mouse */
+ { IDS_VDM_MENU , VdmMenuItems, 0 }, /* ReactOS VDM Menu */
+
+ { 0, NULL, 0 } /* End of list */
+};
+
+static VOID
+AppendMenuItems(HMENU hMenu,
+ const VDM_MENUITEM *Items)
+{
+ UINT i = 0;
+ WCHAR szMenuString[255];
+ HMENU hSubMenu;
+
+ do
+ {
+ if (Items[i].uID != (UINT)-1)
+ {
+ if (LoadStringW(GetModuleHandle(NULL),
+ Items[i].uID,
+ szMenuString,
+ sizeof(szMenuString) / sizeof(szMenuString[0])) > 0)
+ {
+ if (Items[i].SubMenu != NULL)
+ {
+ hSubMenu = CreatePopupMenu();
+ if (hSubMenu != NULL)
+ {
+ AppendMenuItems(hSubMenu, Items[i].SubMenu);
+
+ if (!AppendMenuW(hMenu,
+ MF_STRING | MF_POPUP,
+ (UINT_PTR)hSubMenu,
+ szMenuString))
+ {
+ DestroyMenu(hSubMenu);
+ }
+ }
+ }
+ else
+ {
+ AppendMenuW(hMenu,
+ MF_STRING,
+ Items[i].wCmdID,
+ szMenuString);
+ }
+ }
+ }
+ else
+ {
+ AppendMenuW(hMenu,
+ MF_SEPARATOR,
+ 0,
+ NULL);
+ }
+ i++;
+ } while (!(Items[i].uID == 0 && Items[i].SubMenu == NULL && Items[i].wCmdID == 0));
+}
+
+static VOID
+CreateVdmMenu(HANDLE ConOutHandle)
+{
+ hConsoleMenu = ConsoleMenuControl(ConsoleOutput,
+ ID_SHOWHIDE_MOUSE,
+ ID_VDM_QUIT);
+ if (hConsoleMenu == NULL) return;
+
+ VdmMenuPos = GetMenuItemCount(hConsoleMenu);
+ AppendMenuItems(hConsoleMenu, VdmMainMenuItems);
+ DrawMenuBar(GetConsoleWindow());
+}
+
+static VOID
+DestroyVdmMenu(VOID)
+{
+ UINT i = 0;
+ const VDM_MENUITEM *Items = VdmMainMenuItems;
+
+ do
+ {
+ DeleteMenu(hConsoleMenu, VdmMenuPos, MF_BYPOSITION);
+ i++;
+ } while (!(Items[i].uID == 0 && Items[i].SubMenu == NULL && Items[i].wCmdID == 0));
+
+ DrawMenuBar(GetConsoleWindow());
+}
+
+static VOID ShowHideMousePointer(HANDLE ConOutHandle, BOOLEAN ShowPtr)
+{
+ WCHAR szMenuString[255] = L"";
+
+ if (ShowPtr)
+ {
+ /* Be sure the cursor will be shown */
+ while (ShowConsoleCursor(ConOutHandle, TRUE) < 0) ;
+ }
+ else
+ {
+ /* Be sure the cursor will be hidden */
+ while (ShowConsoleCursor(ConOutHandle, FALSE) >= 0) ;
+ }
+
+ if (LoadStringW(GetModuleHandle(NULL),
+ (!ShowPtr ? IDS_SHOW_MOUSE : IDS_HIDE_MOUSE),
+ szMenuString,
+ sizeof(szMenuString) / sizeof(szMenuString[0])) > 0)
+ {
+ ModifyMenu(hConsoleMenu, ID_SHOWHIDE_MOUSE,
+ MF_BYCOMMAND, ID_SHOWHIDE_MOUSE, szMenuString);
+ }
+}
/* PUBLIC FUNCTIONS ***********************************************************/
EmulatorInterrupt(0x23);
break;
}
+ case CTRL_LAST_CLOSE_EVENT:
+ {
+ if (CommandThread) TerminateThread(CommandThread, 0);
+ break;
+ }
default:
{
/* Stop the VDM if the user logs out or closes the console */
- VdmRunning = FALSE;
+ EmulatorTerminate();
}
}
return TRUE;
}
+VOID ConsoleInitUI(VOID)
+{
+ CreateVdmMenu(ConsoleOutput);
+}
+
+VOID ConsoleCleanupUI(VOID)
+{
+ /* Display again properly the mouse pointer */
+ if (ShowPointer) ShowHideMousePointer(ConsoleOutput, ShowPointer);
+
+ DestroyVdmMenu();
+}
+
+DWORD WINAPI PumpConsoleInput(LPVOID Parameter)
+{
+ HANDLE ConsoleInput = (HANDLE)Parameter;
+ INPUT_RECORD InputRecord;
+ DWORD Count;
+
+ while (VdmRunning)
+ {
+ /* Wait for an input record */
+ if (!ReadConsoleInput(ConsoleInput, &InputRecord, 1, &Count))
+ {
+ DWORD LastError = GetLastError();
+ DPRINT1("Error reading console input (0x%p, %lu) - Error %lu\n", ConsoleInput, Count, LastError);
+ return LastError;
+ }
+
+ ASSERT(Count != 0);
+
+ /* Check the event type */
+ switch (InputRecord.EventType)
+ {
+ case KEY_EVENT:
+ case MOUSE_EVENT:
+ /* Send it to the PS/2 controller */
+ PS2Dispatch(&InputRecord);
+ break;
+
+ case MENU_EVENT:
+ {
+ switch (InputRecord.Event.MenuEvent.dwCommandId)
+ {
+ case ID_SHOWHIDE_MOUSE:
+ ShowHideMousePointer(ConsoleOutput, ShowPointer);
+ ShowPointer = !ShowPointer;
+ break;
+
+ case ID_VDM_QUIT:
+ /* Stop the VDM */
+ EmulatorTerminate();
+ break;
+
+ default:
+ break;
+ }
+
+ break;
+ }
+
+ default:
+ break;
+ }
+ }
+
+ return 0;
+}
+
BOOL ConsoleInit(VOID)
{
/* Set the handler routine */
SetConsoleCtrlHandler(ConsoleCtrlHandler, TRUE);
+ /* Enable the CTRL_LAST_CLOSE_EVENT */
+ SetLastConsoleEventActive();
+
/* Get the input handle to the real console, and check for success */
ConsoleInput = CreateFileW(L"CONIN$",
GENERIC_READ | GENERIC_WRITE,
return FALSE;
}
+ /* Initialize the UI */
+ ConsoleInitUI();
+
return TRUE;
}
VOID ConsoleCleanup(VOID)
{
SMALL_RECT ConRect;
- CONSOLE_SCREEN_BUFFER_INFO ConsoleInfo;
/* Restore the old screen buffer */
SetConsoleActiveScreenBuffer(ConsoleOutput);
/* Restore the original console size */
- GetConsoleScreenBufferInfo(ConsoleOutput, &ConsoleInfo);
- ConRect.Left = 0; // OrgConsoleBufferInfo.srWindow.Left;
- // ConRect.Top = ConsoleInfo.dwCursorPosition.Y / (OrgConsoleBufferInfo.srWindow.Bottom - OrgConsoleBufferInfo.srWindow.Top + 1);
- // ConRect.Top *= (OrgConsoleBufferInfo.srWindow.Bottom - OrgConsoleBufferInfo.srWindow.Top + 1);
- ConRect.Top = ConsoleInfo.dwCursorPosition.Y;
+ ConRect.Left = 0;
+ ConRect.Top = 0;
ConRect.Right = ConRect.Left + OrgConsoleBufferInfo.srWindow.Right - OrgConsoleBufferInfo.srWindow.Left;
ConRect.Bottom = ConRect.Top + OrgConsoleBufferInfo.srWindow.Bottom - OrgConsoleBufferInfo.srWindow.Top ;
- /* See the following trick explanation in vga.c:VgaEnterTextMode() */
+ /*
+ * See the following trick explanation in vga.c:VgaEnterTextMode() .
+ */
SetConsoleScreenBufferSize(ConsoleOutput, OrgConsoleBufferInfo.dwSize);
SetConsoleWindowInfo(ConsoleOutput, TRUE, &ConRect);
- // SetConsoleWindowInfo(ConsoleOutput, TRUE, &OrgConsoleBufferInfo.srWindow);
SetConsoleScreenBufferSize(ConsoleOutput, OrgConsoleBufferInfo.dwSize);
/* Restore the original cursor shape */
SetConsoleMode(ConsoleOutput, OrgConsoleOutputMode);
SetConsoleMode(ConsoleInput , OrgConsoleInputMode );
+ /* Cleanup the UI */
+ ConsoleCleanupUI();
+
/* Close the console handles */
if (ConsoleOutput != INVALID_HANDLE_VALUE) CloseHandle(ConsoleOutput);
if (ConsoleInput != INVALID_HANDLE_VALUE) CloseHandle(ConsoleInput);
}
+DWORD WINAPI CommandThreadProc(LPVOID Parameter)
+{
+ VDM_COMMAND_INFO CommandInfo;
+ CHAR CmdLine[MAX_PATH];
+ CHAR AppName[MAX_PATH];
+ CHAR PifFile[MAX_PATH];
+ CHAR Desktop[MAX_PATH];
+ CHAR Title[MAX_PATH];
+ CHAR Env[MAX_PATH];
+
+ UNREFERENCED_PARAMETER(Parameter);
+
+ while (TRUE)
+ {
+ /* Clear the structure */
+ ZeroMemory(&CommandInfo, sizeof(CommandInfo));
+
+ /* Initialize the structure members */
+ CommandInfo.VDMState = VDM_NOT_LOADED;
+ CommandInfo.CmdLine = CmdLine;
+ CommandInfo.CmdLen = sizeof(CmdLine);
+ CommandInfo.AppName = AppName;
+ CommandInfo.AppLen = sizeof(AppName);
+ CommandInfo.PifFile = PifFile;
+ CommandInfo.PifLen = sizeof(PifFile);
+ CommandInfo.Desktop = Desktop;
+ CommandInfo.DesktopLen = sizeof(Desktop);
+ CommandInfo.Title = Title;
+ CommandInfo.TitleLen = sizeof(Title);
+ CommandInfo.Env = Env;
+ CommandInfo.EnvLen = sizeof(Env);
+
+ /* Wait for the next available VDM */
+ if (!GetNextVDMCommand(&CommandInfo)) break;
+
+ /* Start the process from the command line */
+ DPRINT1("Starting '%s'...\n", AppName);
+ if (DosLoadExecutable(DOS_LOAD_AND_EXECUTE,
+ AppName,
+ CmdLine,
+ Env,
+ NULL,
+ NULL) != ERROR_SUCCESS)
+ {
+ DisplayMessage(L"Could not start '%S'", AppName);
+ break;
+ }
+
+ /* Start simulation */
+ EmulatorSimulate();
+
+ /* Perform another screen refresh */
+ VgaRefreshDisplay();
+ }
+
+ return 0;
+}
+
INT wmain(INT argc, WCHAR *argv[])
{
- INT i;
+#ifdef STANDALONE
+ CHAR ApplicationName[MAX_PATH];
CHAR CommandLine[DOS_CMDLINE_LENGTH];
- LARGE_INTEGER StartPerfCount;
- LARGE_INTEGER Frequency, LastTimerTick, LastRtcTick, Counter;
- LONGLONG TimerTicks;
- DWORD StartTickCount, CurrentTickCount;
- DWORD LastClockUpdate;
- DWORD LastVerticalRefresh;
-#if 0
- DWORD LastCyclePrintout;
- DWORD Cycles = 0;
-#endif
- INT KeyboardIntCounter = 0;
-
-#ifndef TESTING
- UNREFERENCED_PARAMETER(argc);
- UNREFERENCED_PARAMETER(argv);
- /* The DOS command line must be ASCII */
- WideCharToMultiByte(CP_ACP, 0, GetCommandLine(), -1, CommandLine, sizeof(CommandLine), NULL, NULL);
-#else
- if (argc == 2 && argv[1] != NULL)
+ if (argc >= 2)
{
- WideCharToMultiByte(CP_ACP, 0, argv[1], -1, CommandLine, sizeof(CommandLine), NULL, NULL);
+ WideCharToMultiByte(CP_ACP, 0, argv[1], -1, ApplicationName, sizeof(ApplicationName), NULL, NULL);
+
+ if (argc >= 3) WideCharToMultiByte(CP_ACP, 0, argv[2], -1, CommandLine, sizeof(CommandLine), NULL, NULL);
+ else strcpy(CommandLine, "");
}
else
{
wprintf(L"\nReactOS Virtual DOS Machine\n\n"
- L"Usage: NTVDM <executable>\n");
+ L"Usage: NTVDM <executable> [<parameters>]\n");
return 0;
}
+
#endif
- DPRINT1("\n\n\nNTVDM - Starting '%s'...\n\n\n", CommandLine);
+ DPRINT1("\n\n\nNTVDM - Starting...\n\n\n");
/* Initialize the console */
if (!ConsoleInit())
goto Cleanup;
}
- /* Initialize the performance counter (needed for hardware timers) */
- if (!QueryPerformanceFrequency(&Frequency))
- {
- wprintf(L"FATAL: Performance counter not available\n");
- goto Cleanup;
- }
-
/* Initialize the system BIOS */
- if (!BiosInitialize(ConsoleInput, ConsoleOutput))
+ if (!BiosInitialize(NULL))
{
wprintf(L"FATAL: Failed to initialize the VDM BIOS.\n");
goto Cleanup;
goto Cleanup;
}
- /* Start the process from the command line */
- if (!DosCreateProcess(CommandLine, 0))
+#ifndef STANDALONE
+
+ /* Create the GetNextVDMCommand thread */
+ CommandThread = CreateThread(NULL, 0, &CommandThreadProc, NULL, 0, NULL);
+ if (CommandThread == NULL)
{
- DisplayMessage(L"Could not start program: %S", CommandLine);
+ wprintf(L"FATAL: Failed to create the command processing thread: %d\n", GetLastError());
goto Cleanup;
}
- /* Find the starting performance and tick count */
- StartTickCount = GetTickCount();
- QueryPerformanceCounter(&StartPerfCount);
+ /* Wait for the command thread to exit */
+ WaitForSingleObject(CommandThread, INFINITE);
- /* Set the different last counts to the starting count */
- LastClockUpdate = LastVerticalRefresh = /*LastCyclePrintout =*/ StartTickCount;
+ /* Close the thread handle */
+ CloseHandle(CommandThread);
- /* Set the last timer ticks to the current time */
- LastTimerTick = LastRtcTick = StartPerfCount;
+#else
- /* Main loop */
- while (VdmRunning)
+ /* Start the process from the command line */
+ DPRINT1("Starting '%s'...\n", CommandLine);
+ if (DosLoadExecutable(DOS_LOAD_AND_EXECUTE,
+ ApplicationName,
+ CommandLine,
+ GetEnvironmentStrings(),
+ NULL,
+ NULL) != ERROR_SUCCESS)
{
- DWORD PitResolution = PitGetResolution();
- DWORD RtcFrequency = RtcGetTicksPerSecond();
-
- /* Get the current number of ticks */
- CurrentTickCount = GetTickCount();
-
- if ((PitResolution <= 1000) && (RtcFrequency <= 1000))
- {
- /* Calculate the approximate performance counter value instead */
- Counter.QuadPart = StartPerfCount.QuadPart
- + (CurrentTickCount - StartTickCount)
- * (Frequency.QuadPart / 1000);
- }
- else
- {
- /* Get the current performance counter value */
- QueryPerformanceCounter(&Counter);
- }
-
- /* Get the number of PIT ticks that have passed */
- TimerTicks = ((Counter.QuadPart - LastTimerTick.QuadPart)
- * PIT_BASE_FREQUENCY) / Frequency.QuadPart;
-
- /* Update the PIT */
- if (TimerTicks > 0)
- {
- PitClock(TimerTicks);
- LastTimerTick = Counter;
- }
-
- /* Check for RTC update */
- if ((CurrentTickCount - LastClockUpdate) >= 1000)
- {
- RtcTimeUpdate();
- LastClockUpdate = CurrentTickCount;
- }
-
- /* Check for RTC periodic tick */
- if ((Counter.QuadPart - LastRtcTick.QuadPart)
- >= (Frequency.QuadPart / (LONGLONG)RtcFrequency))
- {
- RtcPeriodicTick();
- LastRtcTick = Counter;
- }
-
- /* Check for vertical retrace */
- if ((CurrentTickCount - LastVerticalRefresh) >= 15)
- {
- VgaRefreshDisplay();
- LastVerticalRefresh = CurrentTickCount;
- }
-
- KeyboardIntCounter++;
- if (KeyboardIntCounter == KBD_INT_CYCLES)
- {
- GenerateKeyboardInterrupts();
- KeyboardIntCounter = 0;
- }
-
- /* Horizontal retrace occurs as fast as possible */
- VgaHorizontalRetrace();
-
- /* Continue CPU emulation */
- for (i = 0; (i < STEPS_PER_CYCLE) && VdmRunning; i++)
- {
- EmulatorStep();
-#if 0
- Cycles++;
-#endif
- }
-
-#if 0
- if ((CurrentTickCount - LastCyclePrintout) >= 1000)
- {
- DPRINT1("NTVDM: %lu Instructions Per Second\n", Cycles);
- LastCyclePrintout = CurrentTickCount;
- Cycles = 0;
- }
-#endif
+ DisplayMessage(L"Could not start '%S'", ApplicationName);
+ goto Cleanup;
}
+ /* Start simulation */
+ EmulatorSimulate();
+
/* Perform another screen refresh */
VgaRefreshDisplay();
+#endif
+
Cleanup:
BiosCleanup();
EmulatorCleanup();
ConsoleCleanup();
+#ifndef STANDALONE
+ ExitVDM(FALSE, 0);
+#endif
+
+ /* Quit the VDM */
DPRINT1("\n\n\nNTVDM - Exiting...\n\n\n");
return 0;