Miscellaneous implementation of kernel32 stubs.

[reactos.git] / reactos / lib / kernel32 / mem / virtual.c

diff --git a/reactos/lib/kernel32/mem/virtual.c b/reactos/lib/kernel32/mem/virtual.c
index c90d8b6..dc8d2c2 100644 (file)
--- a/reactos/lib/kernel32/mem/virtual.c
+++ b/reactos/lib/kernel32/mem/virtual.c
@@ -101,3 +101,80 @@ WINBOOL STDCALL VirtualProtectEx(HANDLE hProcess,
      }
    return(TRUE);
 }
+
+
+WINBOOL
+STDCALL
+VirtualLock (
+       LPVOID  lpAddress,
+       DWORD   dwSize
+       )
+{
+       ULONG BytesLocked;
+       NTSTATUS Status;
+       Status = NtLockVirtualMemory(NtCurrentProcess(),lpAddress,dwSize, &BytesLocked);
+       if (!NT_SUCCESS(Status))
+        {
+               SetLastError(RtlNtStatusToDosError(Status));
+               return FALSE;
+       }
+       return TRUE;
+}
+
+
+DWORD
+STDCALL
+VirtualQuery (
+       LPCVOID                         lpAddress,
+       PMEMORY_BASIC_INFORMATION       lpBuffer,
+       DWORD                           dwLength
+       )
+{
+       return VirtualQueryEx (NtCurrentProcess(),lpAddress, lpBuffer, dwLength );
+}
+
+#define MemoryBasicInformation 0
+DWORD
+STDCALL
+VirtualQueryEx (
+       HANDLE                          hProcess,
+       LPCVOID                         lpAddress,
+       PMEMORY_BASIC_INFORMATION       lpBuffer,
+       DWORD                           dwLength
+       )
+{
+       NTSTATUS Status;
+       ULONG ResultLength;
+       
+       Status = NtQueryVirtualMemory(
+               hProcess,(LPVOID)lpAddress,
+               MemoryBasicInformation, lpBuffer,
+               sizeof(MEMORY_BASIC_INFORMATION),
+               &ResultLength );
+       
+       if (!NT_SUCCESS(Status))
+        {
+               SetLastError(RtlNtStatusToDosError(Status));
+               return ResultLength;
+       }
+       return ResultLength;
+}
+
+
+WINBOOL
+STDCALL
+VirtualUnlock (
+       LPVOID  lpAddress,
+       DWORD   dwSize
+       )
+{
+       ULONG BytesLocked;
+       NTSTATUS Status;
+       Status = NtUnlockVirtualMemory(NtCurrentProcess(),lpAddress,dwSize, &BytesLocked);
+       if (!NT_SUCCESS(Status))
+        {
+               SetLastError(RtlNtStatusToDosError(Status));
+               return FALSE;
+       }
+       return TRUE;
+}