reactos/lib/kernel32/process/proc.c

   1 #include <windows.h>
   2 #include <process.h>
   3 /*
   4  * Win32 Process Api functions
   5  * Author: Boudewijn Dekker
   6  * to do: many more to add ..
   7  * open matters:  ProcessInformation should be per process
   8                 and part of larger structure.
   9  */
  10
  11
  12
  13
  14 #define NT_CURRENT_PROCESS      0xFFFFFFFF
  15 #define NT_CURRENT_THREAD       0xFFFFFFFE
  16
  17
  18 HANDLE STDCALL GetCurrentProcess(VOID)
  19 {
  20         return NT_CURRENT_PROCESS;
  21 }
  22
  23 HANDLE STDCALL GetCurrentThread()
  24 {
  25         return NT_CURRENT_PROCESS;
  26 }
  27
  28 #if 0
  29
  30 WINBASEAPI
  31 DWORD
  32 WINAPI
  33 GetCurrentProcessId()
  34 {
  35         return GetTeb()->dwProcessId;
  36 }
  37
  38
  39 WINBASEAPI
  40 DWORD
  41 WINAPI
  42 GetCurrentThreadId()
  43 {
  44
  45         return GetTeb()->dwThreadId;
  46 }
  47
  48 UINT    WinExec ( LPCSTR  lpCmdLine,    UINT  uCmdShow  )
  49 {
  50         STARTUPINFO StartUpInfo;
  51         StartupInfo.wShowWindow = uCmdShow ;
  52         PROCESS_INFORMATION  ProcessInformation;
  53         StartupInfo.cb = sizeof(STARTUPINFO);
  54         StartupInfo.dwFlags = 0;
  55
  56         HINSTANCE hInst = CreateProcess(NULL,lpCmdLine,NULL,NULL,FALSE,NULL,NULL,NULL,&StartupInfo, &ProcessInformation);
  57         if ( hInst == NULL ) {
  58                 dosErr = GetLastError();
  59                 if ( dosErr == 0x000000C1 )
  60                         return 0; // out of resources
  61                 else
  62                         return dosErr;
  63         }
  64         if ( lpfuncGlobalRegisterWaitForInputIdle != NULL )
  65                 lpfuncGlobalRegisterWaitForInputIdle(0x00007530,ProcessInformation->hProcess);
  66         NtClose(ProcessInformation->hProcess);
  67         NtClose(ProcessInformation->hThread);
  68         return;
  69
  70 }
  71
  72
  73
  74 VOID RegisterWaitForInputIdle(lpfuncRegisterWaitForInputIdle)
  75 {
  76         lpfuncGlobalRegisterWaitForInputIdle = lpfuncRegisterWaitForInputIdle; //77F450C8
  77 }
  78
  79
  80 #define STARTF_IO 0x00000700
  81
  82 VOID
  83 STDCALL
  84 GetStartupInfoW(
  85     LPSTARTUPINFO  lpStartupInfo
  86    )
  87 {
  88         NT_PEB *pPeb = GetTeb()->pPeb;
  89
  90         if (lpStartupInfo == NULL ) {
  91                 SetLastError(-1);
  92                 return;
  93         }
  94
  95
  96         lpStartupInfo->cb = pPeb->pPebInfo->cb;
  97         lpStartupInfo->lpReserved = pPeb->pPebInfo->lpReserved1;
  98         lpStartupInfo->lpDesktop = pPeb->pPebInfo->lpDesktop;
  99         lpStartupInfo->lpTitle = pPeb->pPebInfo->lpTitle;
 100         lpStartupInfo->dwX = pPeb->pPebInfo->dwX;
 101         lpStartupInfo->dwY = pPeb->pPebInfo->dwY;
 102         lpStartupInfo->dwXSize = pPeb->pPebInfo->dwXSize;
 103         lpStartupInfo->dwYSize = pPeb->pPebInfo->dwYSize;
 104         lpStartupInfo->dwXCountChars = pPeb->pPebInfo->dwXCountChars;
 105         lpStartupInfo->dwYCountChars = pPeb->pPebInfo->dwYCountChars;
 106         lpStartupInfo->dwFillAttribute = pPeb->pPebInfo->dwFillAttribute;
 107         lpStartupInfo->dwFlags = pPeb->pPebInfo->dwFlags;
 108         lpStartupInfo->wShowWindow = pPeb->pPebInfo->wShowWindow;
 109         lpStartupInfo->cbReserved2 = pPeb->pPebInfo->cbReserved;
 110         lpStartupInfo->lpReserved2 = pPeb->pPebInfo->lpReserved2;
 111         if ( lpStartupInfo.dwFlags == STARTF_IO ) {
 112                 lpStartupInfo->hStdInput = pPeb->pPebInfo->hStdInput;
 113                 lpStartupInfo->hStdOutput = pPeb->pPebInfo->hStdOutput;
 114                 lpStartupInfo->hStdError = pPeb->pPebInfo->hStdError;
 115         }
 116
 117
 118 }
 119
 120
 121 BOOL FlushInstructionCache(
 122
 123
 124     HANDLE  hProcess,
 125     LPCVOID  lpBaseAddress,
 126     DWORD  dwSize
 127    )
 128 {
 129         errCode = NtFlushInstructionCache(hProcess,lpBaseAddress,dwSize);
 130         if ( errCode < 0 ) {
 131                 CompatibleError(errCode);
 132                 return FALSE;
 133         }
 134 }
 135
 136 #endif