lib/kernel32/mem/procmem.c

   1 /* $Id$
   2  *
   3  * COPYRIGHT:            See COPYING in the top level directory
   4  * PROJECT:              ReactOS kernel
   5  * FILE:                 lib/kernel32/mem/procmem.c
   6  * PURPOSE:
   7  * PROGRAMMER:           Boudewijn Dekker
   8  */
   9
  10 /* INCLUDES ******************************************************************/
  11
  12
  13 #include <ddk/ntddk.h>
  14 #include <kernel32/error.h>
  15 #include <windows.h>
  16
  17 /* FUNCTIONS *****************************************************************/
  18 WINBOOL
  19 STDCALL
  20 ReadProcessMemory (
  21         HANDLE  hProcess,
  22         LPCVOID lpBaseAddress,
  23         LPVOID  lpBuffer,
  24         DWORD   nSize,
  25         LPDWORD lpNumberOfBytesRead
  26         )
  27 {
  28
  29         NTSTATUS Status;
  30
  31         Status = NtReadVirtualMemory( hProcess, (PVOID)lpBaseAddress,lpBuffer, nSize,
  32                 (PULONG)lpNumberOfBytesRead
  33                 );
  34
  35         if (!NT_SUCCESS(Status))
  36         {
  37                 SetLastErrorByStatus (Status);
  38                 return FALSE;
  39         }
  40         return TRUE;
  41 }
  42
  43
  44 WINBOOL
  45 STDCALL
  46 WriteProcessMemory (
  47         HANDLE  hProcess,
  48         LPVOID  lpBaseAddress,
  49         LPVOID  lpBuffer,
  50         DWORD   nSize,
  51         LPDWORD lpNumberOfBytesWritten
  52         )
  53 {
  54         NTSTATUS Status;
  55
  56         Status = NtWriteVirtualMemory( hProcess, lpBaseAddress,lpBuffer, nSize,
  57                 (PULONG)lpNumberOfBytesWritten
  58                 );
  59
  60         if (!NT_SUCCESS(Status))
  61         {
  62                 SetLastErrorByStatus (Status);
  63                 return FALSE;
  64         }
  65         return TRUE;
  66 }
  67
  68
  69 /* EOF */