text: /*
   * Unit test suite for Virtual* family of APIs.
   *
   * Copyright 2004 Dmitry Timoshkov
   *
   * This library is free software; you can redistribute it and/or
   * modify it under the terms of the GNU Lesser General Public
   * License as published by the Free Software Foundation; either
   * version 2.1 of the License, or (at your option) any later version.
   *
   * This library is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   * Lesser General Public License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this library; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
   */
  
  #include <stdarg.h>
  #include <stdio.h>
  
  #include "ntstatus.h"
  #define WIN32_NO_STATUS
  #include "windef.h"
  #include "winbase.h"
  #include "winnt.h"
  #include "winternl.h"
  #include "winerror.h"
  #include "winuser.h"
  #include "excpt.h"
  #include "wine/test.h"
  
  #define NUM_THREADS 4
  #define MAPPING_SIZE 0x100000
  
  static HINSTANCE hkernel32, hkernelbase, hntdll;
  static SYSTEM_INFO si;
  static UINT   (WINAPI *pGetWriteWatch)(DWORD,LPVOID,SIZE_T,LPVOID*,ULONG_PTR*,ULONG*);
  static UINT   (WINAPI *pResetWriteWatch)(LPVOID,SIZE_T);
  static NTSTATUS (WINAPI *pNtAreMappedFilesTheSame)(PVOID,PVOID);
  static NTSTATUS (WINAPI *pNtCreateSection)(HANDLE *, ACCESS_MASK, const OBJECT_ATTRIBUTES *,
                                             const LARGE_INTEGER *, ULONG, ULONG, HANDLE );
  static NTSTATUS (WINAPI *pNtMapViewOfSection)(HANDLE, HANDLE, PVOID *, ULONG_PTR, SIZE_T, const LARGE_INTEGER *, SIZE_T *, ULONG, ULONG, ULONG);
  static DWORD (WINAPI *pNtUnmapViewOfSection)(HANDLE, PVOID);
  static NTSTATUS (WINAPI *pNtQuerySection)(HANDLE, SECTION_INFORMATION_CLASS, void *, SIZE_T, SIZE_T *);
  static PVOID  (WINAPI *pRtlAddVectoredExceptionHandler)(ULONG, PVECTORED_EXCEPTION_HANDLER);
  static ULONG  (WINAPI *pRtlRemoveVectoredExceptionHandler)(PVOID);
  static BOOL   (WINAPI *pGetProcessDEPPolicy)(HANDLE, LPDWORD, PBOOL);
  static BOOL   (WINAPI *pIsWow64Process)(HANDLE, PBOOL);
  static NTSTATUS (WINAPI *pNtProtectVirtualMemory)(HANDLE, PVOID *, SIZE_T *, ULONG, ULONG *);
  static PVOID (WINAPI *pVirtualAllocFromApp)(PVOID, SIZE_T, DWORD, DWORD);
  
  /* ############################### */
  
  static HANDLE create_target_process(const char *arg)
  {
      char **argv;
      char cmdline[MAX_PATH];
      PROCESS_INFORMATION pi;
      BOOL ret;
      STARTUPINFOA si = { 0 };
      si.cb = sizeof(si);
  
      winetest_get_mainargs( &argv );
      sprintf(cmdline, "%s %s %s", argv[0], argv[1], arg);
      ret = CreateProcessA(NULL, cmdline, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi);
      ok(ret, "error: %u\n", GetLastError());
      ret = CloseHandle(pi.hThread);
      ok(ret, "error %u\n", GetLastError());
      return pi.hProcess;
  }
  
  static void test_VirtualAllocEx(void)
  {
      const unsigned int alloc_size = 1<<15;
      char *src, *dst;
      SIZE_T bytes_written = 0, bytes_read = 0, i;
      void *addr1, *addr2;
      BOOL b;
      DWORD old_prot;
      MEMORY_BASIC_INFORMATION info;
      HANDLE hProcess;
  
      hProcess = create_target_process("sleep");
      ok(hProcess != NULL, "Can't start process\n");
  
      SetLastError(0xdeadbeef);
      addr1 = VirtualAllocEx(hProcess, NULL, alloc_size, MEM_COMMIT,
                             PAGE_EXECUTE_READWRITE);
      ok(addr1 != NULL, "VirtualAllocEx error %u\n", GetLastError());
  
      src = VirtualAlloc( NULL, alloc_size, MEM_COMMIT, PAGE_READWRITE );
      dst = VirtualAlloc( NULL, alloc_size, MEM_COMMIT, PAGE_READWRITE );
      for (i = 0; i < alloc_size; i++)
          src[i] = i & 0xff;
  
      b = WriteProcessMemory(hProcess, addr1, src, alloc_size, &bytes_written);
      ok(b && (bytes_written == alloc_size), "%lu bytes written\n",
         bytes_written);
      b = ReadProcessMemory(hProcess, addr1, dst, alloc_size, &bytes_read);
      ok(b && (bytes_read == alloc_size), "%lu bytes read\n", bytes_read);
      ok(!memcmp(src, dst, alloc_size), "Data from remote process differs\n");
  
      /* test invalid source buffers */
  
      b = VirtualProtect( src + 0x2000, 0x2000, PAGE_NOACCESS, &old_prot );
      ok( b, "VirtualProtect failed error %u\n", GetLastError() );
      b = WriteProcessMemory(hProcess, addr1, src, alloc_size, &bytes_written);
      ok( !b, "WriteProcessMemory succeeded\n" );
      ok( GetLastError() == ERROR_NOACCESS ||
          GetLastError() == ERROR_PARTIAL_COPY, /* vista */
          "wrong error %u\n", GetLastError() );
      ok( bytes_written == 0, "%lu bytes written\n", bytes_written );
      b = ReadProcessMemory(hProcess, addr1, src, alloc_size, &bytes_read);
      ok( !b, "ReadProcessMemory succeeded\n" );
      ok( GetLastError() == ERROR_NOACCESS ||
          GetLastError() == ERROR_PARTIAL_COPY, /* win10 v1607+ */
          "wrong error %u\n", GetLastError() );
      if (GetLastError() == ERROR_NOACCESS)
          ok( bytes_read == 0, "%lu bytes written\n", bytes_read );
  
      b = VirtualProtect( src, 0x2000, PAGE_NOACCESS, &old_prot );
      ok( b, "VirtualProtect failed error %u\n", GetLastError() );
      b = WriteProcessMemory(hProcess, addr1, src, alloc_size, &bytes_written);
      ok( !b, "WriteProcessMemory succeeded\n" );
      ok( GetLastError() == ERROR_NOACCESS ||
          GetLastError() == ERROR_PARTIAL_COPY, /* vista */
          "wrong error %u\n", GetLastError() );
      ok( bytes_written == 0, "%lu bytes written\n", bytes_written );
      b = ReadProcessMemory(hProcess, addr1, src, alloc_size, &bytes_read);
      ok( !b, "ReadProcessMemory succeeded\n" );
      ok( GetLastError() == ERROR_NOACCESS ||
          GetLastError() == ERROR_PARTIAL_COPY, /* win10 v1607+ */
          "wrong error %u\n", GetLastError() );
      if (GetLastError() == ERROR_NOACCESS)
          ok( bytes_read == 0, "%lu bytes written\n", bytes_read );
  
      b = VirtualFreeEx(hProcess, addr1, 0, MEM_RELEASE);
      ok(b != 0, "VirtualFreeEx, error %u\n", GetLastError());
  
      VirtualFree( src, 0, MEM_RELEASE );
      VirtualFree( dst, 0, MEM_RELEASE );
  
      /*
       * The following tests parallel those in test_VirtualAlloc()
       */
  
      SetLastError(0xdeadbeef);
      addr1 = VirtualAllocEx(hProcess, 0, 0, MEM_RESERVE, PAGE_NOACCESS);
      ok(addr1 == NULL, "VirtualAllocEx should fail on zero-sized allocation\n");
      ok(GetLastError() == ERROR_INVALID_PARAMETER,
         "got %u, expected ERROR_INVALID_PARAMETER\n", GetLastError());
  
      addr1 = VirtualAllocEx(hProcess, 0, 0xFFFC, MEM_RESERVE, PAGE_NOACCESS);
      ok(addr1 != NULL, "VirtualAllocEx failed\n");
  
      /* test a not committed memory */
      memset(&info, 'q', sizeof(info));
      ok(VirtualQueryEx(hProcess, addr1, &info, sizeof(info)) == sizeof(info), "VirtualQueryEx failed\n");
      ok(info.BaseAddress == addr1, "%p != %p\n", info.BaseAddress, addr1);
      ok(info.AllocationBase == addr1, "%p != %p\n", info.AllocationBase, addr1);
      ok(info.AllocationProtect == PAGE_NOACCESS, "%x != PAGE_NOACCESS\n", info.AllocationProtect);
      ok(info.RegionSize == 0x10000, "%lx != 0x10000\n", info.RegionSize);
      ok(info.State == MEM_RESERVE, "%x != MEM_RESERVE\n", info.State);
      ok(info.Protect == 0, "%x != PAGE_NOACCESS\n", info.Protect);
      ok(info.Type == MEM_PRIVATE, "%x != MEM_PRIVATE\n", info.Type);
  
      SetLastError(0xdeadbeef);
      ok(!VirtualProtectEx(hProcess, addr1, 0xFFFC, PAGE_READONLY, &old_prot),
         "VirtualProtectEx should fail on a not committed memory\n");
      ok(GetLastError() == ERROR_INVALID_ADDRESS,
          "got %u, expected ERROR_INVALID_ADDRESS\n", GetLastError());
  
      addr2 = VirtualAllocEx(hProcess, addr1, 0x1000, MEM_COMMIT, PAGE_NOACCESS);
      ok(addr1 == addr2, "VirtualAllocEx failed\n");
  
      /* test a committed memory */
      ok(VirtualQueryEx(hProcess, addr1, &info, sizeof(info)) == sizeof(info),
          "VirtualQueryEx failed\n");
      ok(info.BaseAddress == addr1, "%p != %p\n", info.BaseAddress, addr1);
      ok(info.AllocationBase == addr1, "%p != %p\n", info.AllocationBase, addr1);
      ok(info.AllocationProtect == PAGE_NOACCESS, "%x != PAGE_NOACCESS\n", info.AllocationProtect);
      ok(info.RegionSize == 0x1000, "%lx != 0x1000\n", info.RegionSize);
      ok(info.State == MEM_COMMIT, "%x != MEM_COMMIT\n", info.State);
      /* this time NT reports PAGE_NOACCESS as well */
      ok(info.Protect == PAGE_NOACCESS, "%x != PAGE_NOACCESS\n", info.Protect);
      ok(info.Type == MEM_PRIVATE, "%x != MEM_PRIVATE\n", info.Type);
  
      /* this should fail, since not the whole range is committed yet */
      SetLastError(0xdeadbeef);
      ok(!VirtualProtectEx(hProcess, addr1, 0xFFFC, PAGE_READONLY, &old_prot),
          "VirtualProtectEx should fail on a not committed memory\n");
      ok(GetLastError() == ERROR_INVALID_ADDRESS,
         "got %u, expected ERROR_INVALID_ADDRESS\n", GetLastError());
  
      old_prot = 0;
      ok(VirtualProtectEx(hProcess, addr1, 0x1000, PAGE_READONLY, &old_prot), "VirtualProtectEx failed\n");
      ok(old_prot == PAGE_NOACCESS, "wrong old protection: got %04x instead of PAGE_NOACCESS\n", old_prot);
  
      old_prot = 0;
      ok(VirtualProtectEx(hProcess, addr1, 0x1000, PAGE_READWRITE, &old_prot), "VirtualProtectEx failed\n");
      ok(old_prot == PAGE_READONLY, "wrong old protection: got %04x instead of PAGE_READONLY\n", old_prot);
  
      ok(!VirtualFreeEx(hProcess, addr1, 0x10000, 0),
         "VirtualFreeEx should fail with type 0\n");
      ok(GetLastError() == ERROR_INVALID_PARAMETER,
          "got %u, expected ERROR_INVALID_PARAMETER\n", GetLastError());
  
      ok(VirtualFreeEx(hProcess, addr1, 0x10000, MEM_DECOMMIT), "VirtualFreeEx failed\n");
  
      /* if the type is MEM_RELEASE, size must be 0 */
      ok(!VirtualFreeEx(hProcess, addr1, 1, MEM_RELEASE),
         "VirtualFreeEx should fail\n");
      ok(GetLastError() == ERROR_INVALID_PARAMETER,
          "got %u, expected ERROR_INVALID_PARAMETER\n", GetLastError());
  
      ok(VirtualFreeEx(hProcess, addr1, 0, MEM_RELEASE), "VirtualFreeEx failed\n");
  
      TerminateProcess(hProcess, 0);
      CloseHandle(hProcess);
  }
  
  static void test_VirtualAlloc(void)
  {
      void *addr1, *addr2;
      DWORD old_prot;
      MEMORY_BASIC_INFORMATION info;
  
      SetLastError(0xdeadbeef);
      addr1 = VirtualAlloc(0, 0, MEM_RESERVE, PAGE_NOACCESS);
      ok(addr1 == NULL, "VirtualAlloc should fail on zero-sized allocation\n");
      ok(GetLastError() == ERROR_INVALID_PARAMETER,
          "got %d, expected ERROR_INVALID_PARAMETER\n", GetLastError());
  
      addr1 = VirtualAlloc(0, 0xFFFC, MEM_RESERVE, PAGE_NOACCESS);
      ok(addr1 != NULL, "VirtualAlloc failed\n");
  
      /* test a not committed memory */
      ok(VirtualQuery(addr1, &info, sizeof(info)) == sizeof(info),
          "VirtualQuery failed\n");
      ok(info.BaseAddress == addr1, "%p != %p\n", info.BaseAddress, addr1);
      ok(info.AllocationBase == addr1, "%p != %p\n", info.AllocationBase, addr1);
      ok(info.AllocationProtect == PAGE_NOACCESS, "%x != PAGE_NOACCESS\n", info.AllocationProtect);
      ok(info.RegionSize == 0x10000, "%lx != 0x10000\n", info.RegionSize);
      ok(info.State == MEM_RESERVE, "%x != MEM_RESERVE\n", info.State);
      ok(info.Protect == 0, "%x != PAGE_NOACCESS\n", info.Protect);
      ok(info.Type == MEM_PRIVATE, "%x != MEM_PRIVATE\n", info.Type);
  
      SetLastError(0xdeadbeef);
      ok(!VirtualProtect(addr1, 0xFFFC, PAGE_READONLY, &old_prot),
         "VirtualProtect should fail on a not committed memory\n");
      ok( GetLastError() == ERROR_INVALID_ADDRESS,
          "got %d, expected ERROR_INVALID_ADDRESS\n", GetLastError());
  
      addr2 = VirtualAlloc(addr1, 0x1000, MEM_COMMIT, PAGE_NOACCESS);
      ok(addr1 == addr2, "VirtualAlloc failed\n");
  
      /* test a committed memory */
      ok(VirtualQuery(addr1, &info, sizeof(info)) == sizeof(info),
          "VirtualQuery failed\n");
      ok(info.BaseAddress == addr1, "%p != %p\n", info.BaseAddress, addr1);
      ok(info.AllocationBase == addr1, "%p != %p\n", info.AllocationBase, addr1);
      ok(info.AllocationProtect == PAGE_NOACCESS, "%x != PAGE_NOACCESS\n", info.AllocationProtect);
      ok(info.RegionSize == 0x1000, "%lx != 0x1000\n", info.RegionSize);
      ok(info.State == MEM_COMMIT, "%x != MEM_COMMIT\n", info.State);
      /* this time NT reports PAGE_NOACCESS as well */
      ok(info.Protect == PAGE_NOACCESS, "%x != PAGE_NOACCESS\n", info.Protect);
      ok(info.Type == MEM_PRIVATE, "%x != MEM_PRIVATE\n", info.Type);
  
      /* this should fail, since not the whole range is committed yet */
      SetLastError(0xdeadbeef);
      ok(!VirtualProtect(addr1, 0xFFFC, PAGE_READONLY, &old_prot),
          "VirtualProtect should fail on a not committed memory\n");
      ok( GetLastError() == ERROR_INVALID_ADDRESS,
          "got %d, expected ERROR_INVALID_ADDRESS\n", GetLastError());
  
      ok(VirtualProtect(addr1, 0x1000, PAGE_READONLY, &old_prot), "VirtualProtect failed\n");
      ok(old_prot == PAGE_NOACCESS,
          "wrong old protection: got %04x instead of PAGE_NOACCESS\n", old_prot);
  
      ok(VirtualProtect(addr1, 0x1000, PAGE_READWRITE, &old_prot), "VirtualProtect failed\n");
      ok(old_prot == PAGE_READONLY,
          "wrong old protection: got %04x instead of PAGE_READONLY\n", old_prot);
  
      ok(VirtualQuery(addr1, &info, sizeof(info)) == sizeof(info),
          "VirtualQuery failed\n");
      ok(info.RegionSize == 0x1000, "%lx != 0x1000\n", info.RegionSize);
      ok(info.State == MEM_COMMIT, "%x != MEM_COMMIT\n", info.State);
      ok(info.Protect == PAGE_READWRITE, "%x != PAGE_READWRITE\n", info.Protect);
      memset( addr1, 0x55, 20 );
      ok( *(DWORD *)addr1 == 0x55555555, "wrong data %x\n", *(DWORD *)addr1 );
  
      addr2 = VirtualAlloc( addr1, 0x1000, MEM_RESET, PAGE_NOACCESS );
      ok( addr2 == addr1, "VirtualAlloc failed err %u\n", GetLastError() );
      ok( *(DWORD *)addr1 == 0x55555555 || *(DWORD *)addr1 == 0, "wrong data %x\n", *(DWORD *)addr1 );
      ok(VirtualQuery(addr1, &info, sizeof(info)) == sizeof(info),
         "VirtualQuery failed\n");
      ok(info.RegionSize == 0x1000, "%lx != 0x1000\n", info.RegionSize);
      ok(info.State == MEM_COMMIT, "%x != MEM_COMMIT\n", info.State);
      ok(info.Protect == PAGE_READWRITE, "%x != PAGE_READWRITE\n", info.Protect);
  
      addr2 = VirtualAlloc( (char *)addr1 + 0x1000, 0x1000, MEM_RESET, PAGE_NOACCESS );
      ok( (char *)addr2 == (char *)addr1 + 0x1000, "VirtualAlloc failed\n" );
  
      ok(VirtualQuery(addr2, &info, sizeof(info)) == sizeof(info),
         "VirtualQuery failed\n");
      ok(info.RegionSize == 0xf000, "%lx != 0xf000\n", info.RegionSize);
      ok(info.State == MEM_RESERVE, "%x != MEM_RESERVE\n", info.State);
      ok(info.Protect == 0, "%x != 0\n", info.Protect);
  
      addr2 = VirtualAlloc( (char *)addr1 + 0xf000, 0x2000, MEM_RESET, PAGE_NOACCESS );
      ok( !addr2, "VirtualAlloc failed\n" );
      ok( GetLastError() == ERROR_INVALID_ADDRESS, "wrong error %u\n", GetLastError() );
  
      /* invalid protection values */
      SetLastError(0xdeadbeef);
      addr2 = VirtualAlloc(NULL, 0x1000, MEM_RESERVE, 0);
      ok(!addr2, "VirtualAlloc succeeded\n");
      ok(GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError());
  
      SetLastError(0xdeadbeef);
      addr2 = VirtualAlloc(NULL, 0x1000, MEM_COMMIT, 0);
      ok(!addr2, "VirtualAlloc succeeded\n");
      ok(GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError());
  
      SetLastError(0xdeadbeef);
      addr2 = VirtualAlloc(addr1, 0x1000, MEM_COMMIT, PAGE_READONLY | PAGE_EXECUTE);
      ok(!addr2, "VirtualAlloc succeeded\n");
      ok(GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError());
  
      SetLastError(0xdeadbeef);
      ok(!VirtualProtect(addr1, 0x1000, PAGE_READWRITE | PAGE_EXECUTE_WRITECOPY, &old_prot),
         "VirtualProtect succeeded\n");
      ok(GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError());
  
      SetLastError(0xdeadbeef);
      ok(!VirtualProtect(addr1, 0x1000, 0, &old_prot), "VirtualProtect succeeded\n");
      ok(GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError());
  
      SetLastError(0xdeadbeef);
      ok(!VirtualFree(addr1, 0x10000, 0), "VirtualFree should fail with type 0\n");
      ok(GetLastError() == ERROR_INVALID_PARAMETER,
          "got %d, expected ERROR_INVALID_PARAMETER\n", GetLastError());
  
      SetLastError(0xdeadbeef);
      ok(!VirtualFree(addr1, 0, MEM_FREE), "VirtualFree should fail with type MEM_FREE\n");
      ok(GetLastError() == ERROR_INVALID_PARAMETER,
          "got %d, expected ERROR_INVALID_PARAMETER\n", GetLastError());
  
      ok(VirtualFree(addr1, 0x10000, MEM_DECOMMIT), "VirtualFree failed\n");
  
      /* if the type is MEM_RELEASE, size must be 0 */
      ok(!VirtualFree(addr1, 1, MEM_RELEASE), "VirtualFree should fail\n");
      ok(GetLastError() == ERROR_INVALID_PARAMETER,
          "got %d, expected ERROR_INVALID_PARAMETER\n", GetLastError());
  
      ok(VirtualFree(addr1, 0, MEM_RELEASE), "VirtualFree failed\n");
  
      /* PAGE_NOCACHE cannot be set per page in recent Windows */
      addr1 = VirtualAlloc( NULL, 0x2000, MEM_COMMIT, PAGE_READWRITE | PAGE_NOCACHE );
      ok( addr1 != NULL, "VirtualAlloc failed\n");
      ok(VirtualQuery(addr1, &info, sizeof(info)) == sizeof(info), "VirtualQuery failed\n");
      ok(info.BaseAddress == addr1, "%p != %p\n", info.BaseAddress, addr1);
      ok(info.AllocationBase == addr1, "%p != %p\n", info.AllocationBase, addr1);
      ok(info.AllocationProtect == (PAGE_READWRITE | PAGE_NOCACHE),
         "wrong protect %x\n", info.AllocationProtect);
      ok(info.RegionSize == 0x2000, "wrong size %lx\n", info.RegionSize);
      ok(info.State == MEM_COMMIT, "wrong state %x\n", info.State);
      ok(info.Protect == (PAGE_READWRITE | PAGE_NOCACHE), "wrong protect %x\n", info.Protect);
      ok(info.Type == MEM_PRIVATE, "wrong type %x\n", info.Type);
  
      ok(VirtualProtect(addr1, 0x1000, PAGE_READWRITE, &old_prot), "VirtualProtect failed\n");
      ok( old_prot == (PAGE_READWRITE | PAGE_NOCACHE), "wrong protect %x\n", old_prot );
      ok(VirtualQuery(addr1, &info, sizeof(info)) == sizeof(info), "VirtualQuery failed\n");
      ok(info.BaseAddress == addr1, "%p != %p\n", info.BaseAddress, addr1);
      ok(info.AllocationBase == addr1, "%p != %p\n", info.AllocationBase, addr1);
      ok(info.AllocationProtect == (PAGE_READWRITE | PAGE_NOCACHE),
         "wrong protect %x\n", info.AllocationProtect);
      ok(info.RegionSize == 0x2000 || broken(info.RegionSize == 0x1000),
         "wrong size %lx\n", info.RegionSize);
      ok(info.State == MEM_COMMIT, "wrong state %x\n", info.State);
      ok(info.Protect == (PAGE_READWRITE | PAGE_NOCACHE) || broken(info.Protect == PAGE_READWRITE),
         "wrong protect %x\n", info.Protect);
      ok(info.Type == MEM_PRIVATE, "wrong type %x\n", info.Type);
  
      ok(VirtualProtect(addr1, 0x1000, PAGE_READONLY, &old_prot), "VirtualProtect failed\n");
      ok( old_prot == (PAGE_READWRITE | PAGE_NOCACHE) || broken(old_prot == PAGE_READWRITE),
          "wrong protect %x\n", old_prot );
      ok(VirtualQuery(addr1, &info, sizeof(info)) == sizeof(info), "VirtualQuery failed\n");
      ok(info.BaseAddress == addr1, "%p != %p\n", info.BaseAddress, addr1);
      ok(info.AllocationBase == addr1, "%p != %p\n", info.AllocationBase, addr1);
      ok(info.AllocationProtect == (PAGE_READWRITE | PAGE_NOCACHE),
         "wrong protect %x\n", info.AllocationProtect);
      ok(info.RegionSize == 0x1000, "wrong size %lx\n", info.RegionSize);
      ok(info.State == MEM_COMMIT, "wrong state %x\n", info.State);
      ok(info.Protect == (PAGE_READONLY | PAGE_NOCACHE) || broken(info.Protect == PAGE_READONLY),
         "wrong protect %x\n", info.Protect);
      ok(info.Type == MEM_PRIVATE, "wrong type %x\n", info.Type);
  
      ok(VirtualFree(addr1, 0, MEM_RELEASE), "VirtualFree failed\n");
  
      addr1 = VirtualAlloc( NULL, 0x2000, MEM_COMMIT, PAGE_READWRITE );
      ok( addr1 != NULL, "VirtualAlloc failed\n");
      ok(VirtualQuery(addr1, &info, sizeof(info)) == sizeof(info), "VirtualQuery failed\n");
      ok(info.BaseAddress == addr1, "%p != %p\n", info.BaseAddress, addr1);
      ok(info.AllocationBase == addr1, "%p != %p\n", info.AllocationBase, addr1);
      ok(info.AllocationProtect == PAGE_READWRITE,
         "wrong protect %x\n", info.AllocationProtect);
      ok(info.RegionSize == 0x2000, "wrong size %lx\n", info.RegionSize);
      ok(info.State == MEM_COMMIT, "wrong state %x\n", info.State);
      ok(info.Protect == PAGE_READWRITE, "wrong protect %x\n", info.Protect);
      ok(info.Type == MEM_PRIVATE, "wrong type %x\n", info.Type);
  
      ok(VirtualProtect(addr1, 0x1000, PAGE_READONLY | PAGE_NOCACHE, &old_prot), "VirtualProtect failed\n");
      ok( old_prot == PAGE_READWRITE, "wrong protect %x\n", old_prot );
      ok(VirtualQuery(addr1, &info, sizeof(info)) == sizeof(info), "VirtualQuery failed\n");
      ok(info.BaseAddress == addr1, "%p != %p\n", info.BaseAddress, addr1);
      ok(info.AllocationBase == addr1, "%p != %p\n", info.AllocationBase, addr1);
      ok(info.AllocationProtect == PAGE_READWRITE, "wrong protect %x\n", info.AllocationProtect);
      ok(info.RegionSize == 0x1000, "wrong size %lx\n", info.RegionSize);
      ok(info.State == MEM_COMMIT, "wrong state %x\n", info.State);
      ok(info.Protect == PAGE_READONLY || broken(info.Protect == (PAGE_READONLY | PAGE_NOCACHE)),
         "wrong protect %x\n", info.Protect);
      ok(info.Type == MEM_PRIVATE, "wrong type %x\n", info.Type);
  
      ok(VirtualFree(addr1, 0, MEM_RELEASE), "VirtualFree failed\n");
  
      /* memory returned by VirtualAlloc should be aligned to 64k */
      addr1 = VirtualAlloc(0, 0x2000, MEM_RESERVE | MEM_COMMIT, PAGE_EXECUTE_READWRITE);
      ok(addr1 != NULL, "VirtualAlloc failed\n");
      ok(!((ULONG_PTR)addr1 & 0xffff), "returned memory %p is not aligned to 64k\n", addr1);
      ok(VirtualFree(addr1, 0, MEM_RELEASE), "VirtualFree failed\n");
      addr2 = VirtualAlloc(addr1, 0x1000, MEM_RESERVE | MEM_COMMIT, PAGE_EXECUTE_READWRITE);
      ok(addr2 == addr1, "VirtualAlloc returned %p, expected %p\n", addr2, addr1);
  
      /* AT_ROUND_TO_PAGE flag is not supported for VirtualAlloc */
      SetLastError(0xdeadbeef);
      addr2 = VirtualAlloc(addr1, 0x1000, MEM_RESERVE | MEM_COMMIT | AT_ROUND_TO_PAGE, PAGE_EXECUTE_READWRITE);
      ok(!addr2, "VirtualAlloc unexpectedly succeeded\n");
      ok(GetLastError() == ERROR_INVALID_PARAMETER, "got %d, expected ERROR_INVALID_PARAMETER\n", GetLastError());
  
      ok(VirtualFree(addr1, 0, MEM_RELEASE), "VirtualFree failed\n");
  }
  
  static void test_VirtualAllocFromApp(void)
  {
      void *p;
      BOOL ret;
      if (!pVirtualAllocFromApp)
      {
          win_skip("VirtualAllocFromApp is not available.\n");
          return;
      }
  
      p = GetProcAddress(hkernel32, "VirtualAllocFromApp");
      ok(!p, "Found VirtualAllocFromApp in kernel32.dll.\n");
  
      SetLastError(0xdeadbeef);
      p = pVirtualAllocFromApp(NULL, 0x1000, MEM_RESERVE, PAGE_READWRITE);
      ok(p && GetLastError() == 0xdeadbeef, "Got unexpected mem %p, GetLastError() %u.\n", p, GetLastError());
      ret = VirtualFree(p, 0, MEM_RELEASE);
      ok(ret, "Got unexpected ret %#x, GetLastError() %u.\n", ret, GetLastError());
  
      SetLastError(0xdeadbeef);
      p = pVirtualAllocFromApp(NULL, 0x1000, MEM_RESERVE, PAGE_EXECUTE);
      ok(!p && GetLastError() == ERROR_INVALID_PARAMETER, "Got unexpected mem %p, GetLastError() %u.\n",
              p, GetLastError());
      SetLastError(0xdeadbeef);
      p = pVirtualAllocFromApp(NULL, 0x1000, MEM_RESERVE, PAGE_EXECUTE_READ);
      ok(!p && GetLastError() == ERROR_INVALID_PARAMETER, "Got unexpected mem %p, GetLastError() %u.\n",
              p, GetLastError());
      SetLastError(0xdeadbeef);
      p = pVirtualAllocFromApp(NULL, 0x1000, MEM_RESERVE, PAGE_EXECUTE_READWRITE);
      ok(!p && GetLastError() == ERROR_INVALID_PARAMETER, "Got unexpected mem %p, GetLastError() %u.\n",
              p, GetLastError());
  }
  
  static void test_MapViewOfFile(void)
  {
      static const char testfile[] = "testfile.xxx";
      const char *name;
      HANDLE file, mapping, map2;
      void *ptr, *ptr2, *addr;
      SECTION_BASIC_INFORMATION section_info;
      SECTION_IMAGE_INFORMATION image_info;
      MEMORY_BASIC_INFORMATION info;
      BOOL ret;
      SIZE_T size;
      NTSTATUS status;
      SIZE_T info_size;
      LARGE_INTEGER map_size;
  
      SetLastError(0xdeadbeef);
      file = CreateFileA( testfile, GENERIC_READ|GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0 );
      ok( file != INVALID_HANDLE_VALUE, "CreateFile error %u\n", GetLastError() );
      SetFilePointer( file, 12288, NULL, FILE_BEGIN );
      SetEndOfFile( file );
  
      /* read/write mapping */
  
      SetLastError(0xdeadbeef);
      mapping = CreateFileMappingA( file, NULL, PAGE_READWRITE, 0, 4096, NULL );
      ok( mapping != 0, "CreateFileMapping error %u\n", GetLastError() );
  
      SetLastError(0xdeadbeef);
      ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );
      ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ error %u\n", GetLastError() );
      UnmapViewOfFile( ptr );
  
      SetLastError(0xdeadbeef);
      ptr = MapViewOfFile( mapping, FILE_MAP_COPY, 0, 0, 4096 );
      ok( ptr != NULL, "MapViewOfFile FILE_MAP_COPY error %u\n", GetLastError() );
      UnmapViewOfFile( ptr );
  
      SetLastError(0xdeadbeef);
      ptr = MapViewOfFile( mapping, 0, 0, 0, 4096 );
      ok( ptr != NULL, "MapViewOfFile 0 error %u\n", GetLastError() );
      UnmapViewOfFile( ptr );
  
      SetLastError(0xdeadbeef);
      ptr = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 4096 );
      ok( ptr != NULL, "MapViewOfFile FILE_MAP_WRITE error %u\n", GetLastError() );
      UnmapViewOfFile( ptr );
  
      ret = DuplicateHandle( GetCurrentProcess(), mapping, GetCurrentProcess(), &map2,
                             FILE_MAP_READ|FILE_MAP_WRITE, FALSE, 0 );
      ok( ret, "DuplicateHandle failed error %u\n", GetLastError());
      ptr = MapViewOfFile( map2, FILE_MAP_WRITE, 0, 0, 4096 );
      ok( ptr != NULL, "MapViewOfFile FILE_MAP_WRITE error %u\n", GetLastError() );
      UnmapViewOfFile( ptr );
      CloseHandle( map2 );
  
      ret = DuplicateHandle( GetCurrentProcess(), mapping, GetCurrentProcess(), &map2,
                             FILE_MAP_READ, FALSE, 0 );
      ok( ret, "DuplicateHandle failed error %u\n", GetLastError());
      SetLastError(0xdeadbeef);
      ptr = MapViewOfFile( map2, FILE_MAP_WRITE, 0, 0, 4096 );
      ok( !ptr, "MapViewOfFile succeeded\n" );
      ok( GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
      CloseHandle( map2 );
      ret = DuplicateHandle( GetCurrentProcess(), mapping, GetCurrentProcess(), &map2, 0, FALSE, 0 );
      ok( ret, "DuplicateHandle failed error %u\n", GetLastError());
      SetLastError(0xdeadbeef);
      ptr = MapViewOfFile( map2, 0, 0, 0, 4096 );
      ok( !ptr, "MapViewOfFile succeeded\n" );
      ok( GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
      CloseHandle( map2 );
      ret = DuplicateHandle( GetCurrentProcess(), mapping, GetCurrentProcess(), &map2,
                             FILE_MAP_READ, FALSE, 0 );
      ok( ret, "DuplicateHandle failed error %u\n", GetLastError());
      ptr = MapViewOfFile( map2, 0, 0, 0, 4096 );
      ok( ptr != NULL, "MapViewOfFile NO_ACCESS error %u\n", GetLastError() );
  
      UnmapViewOfFile( ptr );
      CloseHandle( map2 );
      CloseHandle( mapping );
  
      /* read-only mapping */
  
      SetLastError(0xdeadbeef);
      mapping = CreateFileMappingA( file, NULL, PAGE_READONLY, 0, 4096, NULL );
      ok( mapping != 0, "CreateFileMapping error %u\n", GetLastError() );
  
      SetLastError(0xdeadbeef);
      ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );
      ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ error %u\n", GetLastError() );
      UnmapViewOfFile( ptr );
  
      SetLastError(0xdeadbeef);
      ptr = MapViewOfFile( mapping, FILE_MAP_COPY, 0, 0, 4096 );
      ok( ptr != NULL, "MapViewOfFile FILE_MAP_COPY error %u\n", GetLastError() );
      UnmapViewOfFile( ptr );
  
      SetLastError(0xdeadbeef);
      ptr = MapViewOfFile( mapping, 0, 0, 0, 4096 );
      ok( ptr != NULL, "MapViewOfFile 0 error %u\n", GetLastError() );
      UnmapViewOfFile( ptr );
  
      SetLastError(0xdeadbeef);
      ptr = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 4096 );
      ok( !ptr, "MapViewOfFile FILE_MAP_WRITE succeeded\n" );
      ok( GetLastError() == ERROR_INVALID_PARAMETER ||
          GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
      CloseHandle( mapping );
  
      /* copy-on-write mapping */
  
      SetLastError(0xdeadbeef);
      mapping = CreateFileMappingA( file, NULL, PAGE_WRITECOPY, 0, 4096, NULL );
      ok( mapping != 0, "CreateFileMapping error %u\n", GetLastError() );
  
      SetLastError(0xdeadbeef);
      ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );
      ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ error %u\n", GetLastError() );
      UnmapViewOfFile( ptr );
  
      SetLastError(0xdeadbeef);
      ptr = MapViewOfFile( mapping, FILE_MAP_COPY, 0, 0, 4096 );
      ok( ptr != NULL, "MapViewOfFile FILE_MAP_COPY error %u\n", GetLastError() );
      UnmapViewOfFile( ptr );
  
      SetLastError(0xdeadbeef);
      ptr = MapViewOfFile( mapping, 0, 0, 0, 4096 );
      ok( ptr != NULL, "MapViewOfFile 0 error %u\n", GetLastError() );
      UnmapViewOfFile( ptr );
  
      SetLastError(0xdeadbeef);
      ptr = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 4096 );
      ok( !ptr, "MapViewOfFile FILE_MAP_WRITE succeeded\n" );
      ok( GetLastError() == ERROR_INVALID_PARAMETER ||
          GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
      CloseHandle( mapping );
  
      /* no access mapping */
  
      SetLastError(0xdeadbeef);
      mapping = CreateFileMappingA( file, NULL, PAGE_NOACCESS, 0, 4096, NULL );
      ok( !mapping, "CreateFileMappingA succeeded\n" );
      ok( GetLastError() == ERROR_INVALID_PARAMETER, "Wrong error %d\n", GetLastError() );
      CloseHandle( file );
  
      /* now try read-only file */
  
      SetLastError(0xdeadbeef);
      file = CreateFileA( testfile, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, 0 );
      ok( file != INVALID_HANDLE_VALUE, "CreateFile error %u\n", GetLastError() );
  
      SetLastError(0xdeadbeef);
      mapping = CreateFileMappingA( file, NULL, PAGE_READWRITE, 0, 4096, NULL );
      ok( !mapping, "CreateFileMapping PAGE_READWRITE succeeded\n" );
      ok( GetLastError() == ERROR_INVALID_PARAMETER ||
          GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
  
      SetLastError(0xdeadbeef);
      mapping = CreateFileMappingA( file, NULL, PAGE_WRITECOPY, 0, 4096, NULL );
      ok( mapping != 0, "CreateFileMapping PAGE_WRITECOPY error %u\n", GetLastError() );
      CloseHandle( mapping );
  
      SetLastError(0xdeadbeef);
      mapping = CreateFileMappingA( file, NULL, PAGE_READONLY, 0, 4096, NULL );
      ok( mapping != 0, "CreateFileMapping PAGE_READONLY error %u\n", GetLastError() );
      CloseHandle( mapping );
      CloseHandle( file );
  
      /* now try no access file */
  
      SetLastError(0xdeadbeef);
      file = CreateFileA( testfile, 0, 0, NULL, OPEN_EXISTING, 0, 0 );
      ok( file != INVALID_HANDLE_VALUE, "CreateFile error %u\n", GetLastError() );
  
      SetLastError(0xdeadbeef);
      mapping = CreateFileMappingA( file, NULL, PAGE_READWRITE, 0, 4096, NULL );
      ok( !mapping, "CreateFileMapping PAGE_READWRITE succeeded\n" );
      ok( GetLastError() == ERROR_INVALID_PARAMETER ||
          GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
  
      SetLastError(0xdeadbeef);
      mapping = CreateFileMappingA( file, NULL, PAGE_WRITECOPY, 0, 4096, NULL );
      ok( !mapping, "CreateFileMapping PAGE_WRITECOPY succeeded\n" );
      ok( GetLastError() == ERROR_INVALID_PARAMETER ||
          GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
  
      SetLastError(0xdeadbeef);
      mapping = CreateFileMappingA( file, NULL, PAGE_READONLY, 0, 4096, NULL );
      ok( !mapping, "CreateFileMapping PAGE_READONLY succeeded\n" );
      ok( GetLastError() == ERROR_INVALID_PARAMETER ||
          GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
  
      CloseHandle( file );
      DeleteFileA( testfile );
  
      SetLastError(0xdeadbeef);
      name = "Local\\Foo";
      file = CreateFileMappingA( INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0, 4090, name );
      /* nt4 doesn't have Local\\ */
      if (!file && GetLastError() == ERROR_PATH_NOT_FOUND)
      {
          name = "Foo";
          file = CreateFileMappingA( INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0, 4090, name );
      }
      ok( file != 0, "CreateFileMapping PAGE_READWRITE error %u\n", GetLastError() );
  
      SetLastError(0xdeadbeef);
      mapping = OpenFileMappingA( FILE_MAP_READ, FALSE, name );
      ok( mapping != 0, "OpenFileMapping FILE_MAP_READ error %u\n", GetLastError() );
      SetLastError(0xdeadbeef);
      ptr = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 0 );
      ok( !ptr, "MapViewOfFile FILE_MAP_WRITE succeeded\n" );
      ok( GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
      SetLastError(0xdeadbeef);
      ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 0 );
      ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ error %u\n", GetLastError() );
      SetLastError(0xdeadbeef);
      size = VirtualQuery( ptr, &info, sizeof(info) );
      ok( size == sizeof(info),
          "VirtualQuery error %u\n", GetLastError() );
      ok( info.BaseAddress == ptr, "%p != %p\n", info.BaseAddress, ptr );
      ok( info.AllocationBase == ptr, "%p != %p\n", info.AllocationBase, ptr );
      ok( info.AllocationProtect == PAGE_READONLY, "%x != PAGE_READONLY\n", info.AllocationProtect );
      ok( info.RegionSize == 4096, "%lx != 4096\n", info.RegionSize );
      ok( info.State == MEM_COMMIT, "%x != MEM_COMMIT\n", info.State );
      ok( info.Protect == PAGE_READONLY, "%x != PAGE_READONLY\n", info.Protect );
      UnmapViewOfFile( ptr );
      status = pNtQuerySection( mapping, SectionBasicInformation, &section_info,
                                sizeof(section_info), &info_size );
      ok( status == STATUS_ACCESS_DENIED, "NtQuerySection failed err %x\n", status );
      CloseHandle( mapping );
      mapping = OpenFileMappingA( FILE_MAP_READ | SECTION_QUERY, FALSE, name );
      ok( mapping != 0, "OpenFileMapping FILE_MAP_READ error %u\n", GetLastError() );
      info_size = (SIZE_T)0xdeadbeef << 16;
      status = pNtQuerySection( mapping, SectionBasicInformation, &section_info,
                                sizeof(section_info), &info_size );
      ok( !status, "NtQuerySection failed err %x\n", status );
      ok( info_size == sizeof(section_info), "NtQuerySection wrong size %lu\n", info_size );
      ok( section_info.Attributes == SEC_COMMIT, "NtQuerySection wrong attr %08x\n",
          section_info.Attributes );
      ok( section_info.BaseAddress == NULL, "NtQuerySection wrong base %p\n", section_info.BaseAddress );
      ok( section_info.Size.QuadPart == info.RegionSize, "NtQuerySection wrong size %x%08x / %08lx\n",
          section_info.Size.u.HighPart, section_info.Size.u.LowPart, info.RegionSize );
      CloseHandle( mapping );
  
      SetLastError(0xdeadbeef);
      mapping = OpenFileMappingA( FILE_MAP_WRITE, FALSE, name );
      ok( mapping != 0, "OpenFileMapping FILE_MAP_WRITE error %u\n", GetLastError() );
      SetLastError(0xdeadbeef);
      ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 0 );
      ok( !ptr, "MapViewOfFile succeeded\n" );
      ok( GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
      SetLastError(0xdeadbeef);
      ptr = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 0 );
      ok( ptr != NULL, "MapViewOfFile FILE_MAP_WRITE error %u\n", GetLastError() );
      SetLastError(0xdeadbeef);
      size = VirtualQuery( ptr, &info, sizeof(info) );
      ok( size == sizeof(info),
          "VirtualQuery error %u\n", GetLastError() );
      ok( info.BaseAddress == ptr, "%p != %p\n", info.BaseAddress, ptr );
      ok( info.AllocationBase == ptr, "%p != %p\n", info.AllocationBase, ptr );
      ok( info.AllocationProtect == PAGE_READWRITE, "%x != PAGE_READWRITE\n", info.AllocationProtect );
      ok( info.RegionSize == 4096, "%lx != 4096\n", info.RegionSize );
      ok( info.State == MEM_COMMIT, "%x != MEM_COMMIT\n", info.State );
      ok( info.Protect == PAGE_READWRITE, "%x != PAGE_READWRITE\n", info.Protect );
      UnmapViewOfFile( ptr );
      status = pNtQuerySection( mapping, SectionBasicInformation, &section_info,
                                sizeof(section_info), &info_size );
      ok( status == STATUS_ACCESS_DENIED, "NtQuerySection failed err %x\n", status );
      CloseHandle( mapping );
  
      mapping = OpenFileMappingA( FILE_MAP_WRITE | SECTION_QUERY, FALSE, name );
      ok( mapping != 0, "OpenFileMapping FILE_MAP_WRITE error %u\n", GetLastError() );
      status = pNtQuerySection( mapping, SectionBasicInformation, &section_info,
                                sizeof(section_info), &info_size );
      ok( !status, "NtQuerySection failed err %x\n", status );
      ok( info_size == sizeof(section_info), "NtQuerySection wrong size %lu\n", info_size );
      ok( section_info.Attributes == SEC_COMMIT, "NtQuerySection wrong attr %08x\n",
          section_info.Attributes );
      ok( section_info.BaseAddress == NULL, "NtQuerySection wrong base %p\n", section_info.BaseAddress );
      ok( section_info.Size.QuadPart == info.RegionSize, "NtQuerySection wrong size %x%08x / %08lx\n",
          section_info.Size.u.HighPart, section_info.Size.u.LowPart, info.RegionSize );
      CloseHandle( mapping );
  
      CloseHandle( file );
  
      /* read/write mapping with SEC_RESERVE */
      mapping = CreateFileMappingA(INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE | SEC_RESERVE, 0, MAPPING_SIZE, NULL);
      ok(mapping != 0, "CreateFileMappingA failed with error %d\n", GetLastError());
      status = pNtQuerySection( mapping, SectionBasicInformation, &section_info,
                                sizeof(section_info), NULL );
      ok( !status, "NtQuerySection failed err %x\n", status );
      ok( section_info.Attributes == SEC_RESERVE, "NtQuerySection wrong attr %08x\n",
          section_info.Attributes );
      ok( section_info.BaseAddress == NULL, "NtQuerySection wrong base %p\n", section_info.BaseAddress );
      ok( section_info.Size.QuadPart == MAPPING_SIZE, "NtQuerySection wrong size %x%08x / %08x\n",
          section_info.Size.u.HighPart, section_info.Size.u.LowPart, MAPPING_SIZE );
  
      ptr = MapViewOfFile(mapping, FILE_MAP_WRITE, 0, 0, 0);
      ok(ptr != NULL, "MapViewOfFile failed with error %d\n", GetLastError());
  
      ptr2 = MapViewOfFile(mapping, FILE_MAP_WRITE, 0, 0, 0);
      ok( ptr2 != NULL, "MapViewOfFile failed with error %d\n", GetLastError());
      ok( ptr != ptr2, "MapViewOfFile returned same pointer\n" );
  
      ret = VirtualQuery(ptr, &info, sizeof(info));
      ok(ret, "VirtualQuery failed with error %d\n", GetLastError());
      ok(info.BaseAddress == ptr, "BaseAddress should have been %p but was %p instead\n", ptr, info.BaseAddress);
      ok(info.AllocationBase == ptr, "AllocationBase should have been %p but was %p instead\n", ptr, info.AllocationBase);
      ok(info.RegionSize == MAPPING_SIZE, "RegionSize should have been 0x%x but was 0x%lx\n", MAPPING_SIZE, info.RegionSize);
      ok(info.State == MEM_RESERVE, "State should have been MEM_RESERVE instead of 0x%x\n", info.State);
      ok(info.AllocationProtect == PAGE_READWRITE,
         "AllocationProtect should have been PAGE_READWRITE but was 0x%x\n", info.AllocationProtect);
      ok(info.Protect == 0, "Protect should have been 0 instead of 0x%x\n", info.Protect);
      ok(info.Type == MEM_MAPPED, "Type should have been MEM_MAPPED instead of 0x%x\n", info.Type);
  
      ret = VirtualQuery(ptr2, &info, sizeof(info));
      ok(ret, "VirtualQuery failed with error %d\n", GetLastError());
      ok(info.BaseAddress == ptr2,
         "BaseAddress should have been %p but was %p instead\n", ptr2, info.BaseAddress);
      ok(info.AllocationBase == ptr2,
         "AllocationBase should have been %p but was %p instead\n", ptr2, info.AllocationBase);
      ok(info.AllocationProtect == PAGE_READWRITE,
         "AllocationProtect should have been PAGE_READWRITE but was 0x%x\n", info.AllocationProtect);
      ok(info.RegionSize == MAPPING_SIZE,
         "RegionSize should have been 0x%x but was 0x%lx\n", MAPPING_SIZE, info.RegionSize);
      ok(info.State == MEM_RESERVE, "State should have been MEM_RESERVE instead of 0x%x\n", info.State);
      ok(info.Protect == 0, "Protect should have been 0 instead of 0x%x\n", info.Protect);
      ok(info.Type == MEM_MAPPED, "Type should have been MEM_MAPPED instead of 0x%x\n", info.Type);
  
      ptr = VirtualAlloc(ptr, 0x10000, MEM_COMMIT, PAGE_READONLY);
      ok(ptr != NULL, "VirtualAlloc failed with error %d\n", GetLastError());
  
      ret = VirtualQuery(ptr, &info, sizeof(info));
      ok(ret, "VirtualQuery failed with error %d\n", GetLastError());
      ok(info.BaseAddress == ptr, "BaseAddress should have been %p but was %p instead\n", ptr, info.BaseAddress);
      ok(info.AllocationBase == ptr, "AllocationBase should have been %p but was %p instead\n", ptr, info.AllocationBase);
      ok(info.RegionSize == 0x10000, "RegionSize should have been 0x10000 but was 0x%lx\n", info.RegionSize);
      ok(info.State == MEM_COMMIT, "State should have been MEM_COMMIT instead of 0x%x\n", info.State);
      ok(info.Protect == PAGE_READONLY, "Protect should have been PAGE_READONLY instead of 0x%x\n", info.Protect);
      ok(info.AllocationProtect == PAGE_READWRITE,
         "AllocationProtect should have been PAGE_READWRITE but was 0x%x\n", info.AllocationProtect);
      ok(info.Type == MEM_MAPPED, "Type should have been MEM_MAPPED instead of 0x%x\n", info.Type);
  
      /* shows that the VirtualAlloc above affects the mapping, not just the
       * virtual memory in this process - it also affects all other processes
       * with a view of the mapping, but that isn't tested here */
      ret = VirtualQuery(ptr2, &info, sizeof(info));
      ok(ret, "VirtualQuery failed with error %d\n", GetLastError());
      ok(info.BaseAddress == ptr2,
         "BaseAddress should have been %p but was %p instead\n", ptr2, info.BaseAddress);
      ok(info.AllocationBase == ptr2,
         "AllocationBase should have been %p but was %p instead\n", ptr2, info.AllocationBase);
      ok(info.AllocationProtect == PAGE_READWRITE,
         "AllocationProtect should have been PAGE_READWRITE but was 0x%x\n", info.AllocationProtect);
      ok(info.RegionSize == 0x10000,
         "RegionSize should have been 0x10000 but was 0x%lx\n", info.RegionSize);
      ok(info.State == MEM_COMMIT,
         "State should have been MEM_COMMIT instead of 0x%x\n", info.State);
      ok(info.Protect == PAGE_READWRITE,
         "Protect should have been PAGE_READWRITE instead of 0x%x\n", info.Protect);
      ok(info.Type == MEM_MAPPED, "Type should have been MEM_MAPPED instead of 0x%x\n", info.Type);
  
      addr = VirtualAlloc( ptr, MAPPING_SIZE, MEM_RESET, PAGE_READONLY );
      ok( addr == ptr, "VirtualAlloc failed with error %u\n", GetLastError() );
  
      ret = VirtualFree( ptr, 0x10000, MEM_DECOMMIT );
      ok( !ret, "VirtualFree succeeded\n" );
      ok( GetLastError() == ERROR_INVALID_PARAMETER, "VirtualFree failed with %u\n", GetLastError() );
  
      ret = UnmapViewOfFile(ptr2);
      ok(ret, "UnmapViewOfFile failed with error %d\n", GetLastError());
      ret = UnmapViewOfFile(ptr);
      ok(ret, "UnmapViewOfFile failed with error %d\n", GetLastError());
      CloseHandle(mapping);
  
      /* same thing with SEC_COMMIT */
      mapping = CreateFileMappingA(INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE | SEC_COMMIT, 0, MAPPING_SIZE, NULL);
      ok(mapping != 0, "CreateFileMappingA failed with error %d\n", GetLastError());
      status = pNtQuerySection( mapping, SectionBasicInformation, &section_info,
                                sizeof(section_info), NULL );
      ok( !status, "NtQuerySection failed err %x\n", status );
      ok( section_info.Attributes == SEC_COMMIT, "NtQuerySection wrong attr %08x\n",
          section_info.Attributes );
      ok( section_info.BaseAddress == NULL, "NtQuerySection wrong base %p\n", section_info.BaseAddress );
      ok( section_info.Size.QuadPart == MAPPING_SIZE, "NtQuerySection wrong size %x%08x / %08x\n",
          section_info.Size.u.HighPart, section_info.Size.u.LowPart, MAPPING_SIZE );
  
      ptr = MapViewOfFile(mapping, FILE_MAP_WRITE, 0, 0, 0);
      ok(ptr != NULL, "MapViewOfFile failed with error %d\n", GetLastError());
  
      ret = VirtualQuery(ptr, &info, sizeof(info));
      ok(ret, "VirtualQuery failed with error %d\n", GetLastError());
      ok(info.BaseAddress == ptr, "wrong BaseAddress %p/%p\n", ptr, info.BaseAddress);
      ok(info.AllocationBase == ptr, "wrong AllocationBase %p/%p\n", ptr, info.AllocationBase);
      ok(info.RegionSize == MAPPING_SIZE, "wrong RegionSize 0x%lx\n", info.RegionSize);
      ok(info.State == MEM_COMMIT, "wrong State 0x%x\n", info.State);
      ok(info.AllocationProtect == PAGE_READWRITE, "wrong AllocationProtect 0x%x\n", info.AllocationProtect);
      ok(info.Protect == PAGE_READWRITE, "wrong Protect 0x%x\n", info.Protect);
      ok(info.Type == MEM_MAPPED, "wrong Type 0x%x\n", info.Type);
  
      ptr = VirtualAlloc(ptr, 0x10000, MEM_COMMIT, PAGE_READONLY);
      ok(ptr != NULL, "VirtualAlloc failed with error %d\n", GetLastError());
  
      ret = VirtualQuery(ptr, &info, sizeof(info));
      ok(ret, "VirtualQuery failed with error %d\n", GetLastError());
      ok(info.BaseAddress == ptr, "wrong BaseAddress %p/%p\n", ptr, info.BaseAddress);
      ok(info.AllocationBase == ptr, "wrong AllocationBase %p/%p\n", ptr, info.AllocationBase);
      ok(info.RegionSize == 0x10000, "wrong RegionSize 0x%lx\n", info.RegionSize);
      ok(info.State == MEM_COMMIT, "wrong State 0x%x\n", info.State);
      ok(info.AllocationProtect == PAGE_READWRITE, "wrong AllocationProtect 0x%x\n", info.AllocationProtect);
      ok(info.Protect == PAGE_READONLY, "wrong Protect 0x%x\n", info.Protect);
      ok(info.Type == MEM_MAPPED, "wrong Type 0x%x\n", info.Type);
  
      addr = VirtualAlloc( ptr, MAPPING_SIZE, MEM_RESET, PAGE_READONLY );
      ok( addr == ptr, "VirtualAlloc failed with error %u\n", GetLastError() );
  
      ret = VirtualFree( ptr, 0x10000, MEM_DECOMMIT );
      ok( !ret, "VirtualFree succeeded\n" );
      ok( GetLastError() == ERROR_INVALID_PARAMETER, "VirtualFree failed with %u\n", GetLastError() );
  
      ret = UnmapViewOfFile(ptr);
      ok(ret, "UnmapViewOfFile failed with error %d\n", GetLastError());
      CloseHandle(mapping);
  
      /* same thing with SEC_NOCACHE (only supported on recent Windows versions) */
      mapping = CreateFileMappingA(INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE | SEC_COMMIT | SEC_NOCACHE,
                                   0, MAPPING_SIZE, NULL);
      ok(mapping != 0, "CreateFileMappingA failed with error %d\n", GetLastError());
      status = pNtQuerySection( mapping, SectionBasicInformation, &section_info,
                                sizeof(section_info), NULL );
      ok( !status, "NtQuerySection failed err %x\n", status );
      ok( section_info.Attributes == (SEC_COMMIT | SEC_NOCACHE) ||
          broken(section_info.Attributes == SEC_COMMIT),
          "NtQuerySection wrong attr %08x\n", section_info.Attributes );
      if (section_info.Attributes & SEC_NOCACHE)
      {
          ptr = MapViewOfFile(mapping, FILE_MAP_WRITE, 0, 0, 0);
          ok(ptr != NULL, "MapViewOfFile failed with error %d\n", GetLastError());
  
          ret = VirtualQuery(ptr, &info, sizeof(info));
          ok(ret, "VirtualQuery failed with error %d\n", GetLastError());
          ok(info.BaseAddress == ptr, "wrong BaseAddress %p/%p\n", ptr, info.BaseAddress);
          ok(info.AllocationBase == ptr, "wrong AllocationBase %p/%p\n", ptr, info.AllocationBase);
          ok(info.RegionSize == MAPPING_SIZE, "wrong RegionSize 0x%lx\n", info.RegionSize);
          ok(info.State == MEM_COMMIT, "wrong State 0x%x\n", info.State);
          ok(info.AllocationProtect == (PAGE_READWRITE | PAGE_NOCACHE),
             "wrong AllocationProtect 0x%x\n", info.AllocationProtect);
          ok(info.Protect == (PAGE_READWRITE | PAGE_NOCACHE), "wrong Protect 0x%x\n", info.Protect);
          ok(info.Type == MEM_MAPPED, "wrong Type 0x%x\n", info.Type);
  
          ptr = VirtualAlloc(ptr, 0x10000, MEM_COMMIT, PAGE_READONLY);
          ok(ptr != NULL, "VirtualAlloc failed with error %d\n", GetLastError());
  
          ret = VirtualQuery(ptr, &info, sizeof(info));
          ok(ret, "VirtualQuery failed with error %d\n", GetLastError());
          ok(info.BaseAddress == ptr, "wrong BaseAddress %p/%p\n", ptr, info.BaseAddress);
          ok(info.AllocationBase == ptr, "wrong AllocationBase %p/%p\n", ptr, info.AllocationBase);
          ok(info.RegionSize == 0x10000, "wrong RegionSize 0x%lx\n", info.RegionSize);
          ok(info.State == MEM_COMMIT, "wrong State 0x%x\n", info.State);
          ok(info.AllocationProtect == (PAGE_READWRITE | PAGE_NOCACHE),
             "wrong AllocationProtect 0x%x\n", info.AllocationProtect);
          ok(info.Protect == (PAGE_READONLY | PAGE_NOCACHE), "wrong Protect 0x%x\n", info.Protect);
          ok(info.Type == MEM_MAPPED, "wrong Type 0x%x\n", info.Type);
  
          ret = UnmapViewOfFile(ptr);
          ok(ret, "UnmapViewOfFile failed with error %d\n", GetLastError());
      }
      CloseHandle(mapping);
  
      addr = VirtualAlloc(NULL, 0x10000, MEM_COMMIT, PAGE_READONLY );
      ok( addr != NULL, "VirtualAlloc failed with error %u\n", GetLastError() );
  
      SetLastError(0xdeadbeef);
      ok( !UnmapViewOfFile(addr), "UnmapViewOfFile should fail on VirtualAlloc mem\n" );
      ok( GetLastError() == ERROR_INVALID_ADDRESS,
          "got %u, expected ERROR_INVALID_ADDRESS\n", GetLastError());
      SetLastError(0xdeadbeef);
      ok( !UnmapViewOfFile((char *)addr + 0x3000), "UnmapViewOfFile should fail on VirtualAlloc mem\n" );
      ok( GetLastError() == ERROR_INVALID_ADDRESS,
          "got %u, expected ERROR_INVALID_ADDRESS\n", GetLastError());
      SetLastError(0xdeadbeef);
      ok( !UnmapViewOfFile((void *)0xdeadbeef), "UnmapViewOfFile should fail on VirtualAlloc mem\n" );
      ok( GetLastError() == ERROR_INVALID_ADDRESS,
         "got %u, expected ERROR_INVALID_ADDRESS\n", GetLastError());
  
      ok( VirtualFree(addr, 0, MEM_RELEASE), "VirtualFree failed\n" );
  
      /* close named mapping handle without unmapping */
      name = "Foo";
      SetLastError(0xdeadbeef);
      mapping = CreateFileMappingA(INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0, MAPPING_SIZE, name);
      ok( mapping != 0, "CreateFileMappingA failed with error %d\n", GetLastError() );
      SetLastError(0xdeadbeef);
      ptr = MapViewOfFile(mapping, FILE_MAP_WRITE, 0, 0, 0);
      ok( ptr != NULL, "MapViewOfFile failed with error %d\n", GetLastError() );
      SetLastError(0xdeadbeef);
      map2 = OpenFileMappingA(FILE_MAP_READ, FALSE, name);
      ok( map2 != 0, "OpenFileMappingA failed with error %d\n", GetLastError() );
      SetLastError(0xdeadbeef);
      ret = CloseHandle(map2);
      ok(ret, "CloseHandle error %d\n", GetLastError());
      SetLastError(0xdeadbeef);
      ret = CloseHandle(mapping);
      ok(ret, "CloseHandle error %d\n", GetLastError());
  
      ret = IsBadReadPtr(ptr, MAPPING_SIZE);
      ok( !ret, "memory is not accessible\n" );
  
      ret = VirtualQuery(ptr, &info, sizeof(info));
      ok(ret, "VirtualQuery error %d\n", GetLastError());
      ok(info.BaseAddress == ptr, "got %p != expected %p\n", info.BaseAddress, ptr);
      ok(info.RegionSize == MAPPING_SIZE, "got %#lx != expected %#x\n", info.RegionSize, MAPPING_SIZE);
      ok(info.Protect == PAGE_READWRITE, "got %#x != expected PAGE_READWRITE\n", info.Protect);
      ok(info.AllocationBase == ptr, "%p != %p\n", info.AllocationBase, ptr);
      ok(info.AllocationProtect == PAGE_READWRITE, "%#x != PAGE_READWRITE\n", info.AllocationProtect);
      ok(info.State == MEM_COMMIT, "%#x != MEM_COMMIT\n", info.State);
      ok(info.Type == MEM_MAPPED, "%#x != MEM_MAPPED\n", info.Type);
  
      SetLastError(0xdeadbeef);
      map2 = OpenFileMappingA(FILE_MAP_READ, FALSE, name);
      ok( map2 == 0, "OpenFileMappingA succeeded\n" );
      ok( GetLastError() == ERROR_FILE_NOT_FOUND, "OpenFileMappingA set error %d\n", GetLastError() );
      if (map2) CloseHandle(map2); /* FIXME: remove once Wine is fixed */
      SetLastError(0xdeadbeef);
      mapping = CreateFileMappingA(INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0, MAPPING_SIZE, name);
      ok( mapping != 0, "CreateFileMappingA failed\n" );
      ok( GetLastError() == ERROR_SUCCESS, "CreateFileMappingA set error %d\n", GetLastError() );
      SetLastError(0xdeadbeef);
      ret = CloseHandle(mapping);
      ok(ret, "CloseHandle error %d\n", GetLastError());
  
      ret = IsBadReadPtr(ptr, MAPPING_SIZE);
      ok( !ret, "memory is not accessible\n" );
  
      ret = VirtualQuery(ptr, &info, sizeof(info));
      ok(ret, "VirtualQuery error %d\n", GetLastError());
      ok(info.BaseAddress == ptr, "got %p != expected %p\n", info.BaseAddress, ptr);
      ok(info.RegionSize == MAPPING_SIZE, "got %#lx != expected %#x\n", info.RegionSize, MAPPING_SIZE);
      ok(info.Protect == PAGE_READWRITE, "got %#x != expected PAGE_READWRITE\n", info.Protect);
      ok(info.AllocationBase == ptr, "%p != %p\n", info.AllocationBase, ptr);
      ok(info.AllocationProtect == PAGE_READWRITE, "%#x != PAGE_READWRITE\n", info.AllocationProtect);
      ok(info.State == MEM_COMMIT, "%#x != MEM_COMMIT\n", info.State);
      ok(info.Type == MEM_MAPPED, "%#x != MEM_MAPPED\n", info.Type);
  
      SetLastError(0xdeadbeef);
      ret = UnmapViewOfFile(ptr);
      ok( ret, "UnmapViewOfFile failed with error %d\n", GetLastError() );
  
      ret = IsBadReadPtr(ptr, MAPPING_SIZE);
      ok( ret, "memory is accessible\n" );
  
      ret = VirtualQuery(ptr, &info, sizeof(info));
      ok(ret, "VirtualQuery error %d\n", GetLastError());
      ok(info.BaseAddress == ptr, "got %p != expected %p\n", info.BaseAddress, ptr);
      ok(info.Protect == PAGE_NOACCESS, "got %#x != expected PAGE_NOACCESS\n", info.Protect);
      ok(info.AllocationBase == NULL, "%p != NULL\n", info.AllocationBase);
      ok(info.AllocationProtect == 0, "%#x != 0\n", info.AllocationProtect);
      ok(info.State == MEM_FREE, "%#x != MEM_FREE\n", info.State);
      ok(info.Type == 0, "%#x != 0\n", info.Type);
  
      SetLastError(0xdeadbeef);
      file = CreateFileA(testfile, GENERIC_READ|GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0);
      ok( file != INVALID_HANDLE_VALUE, "CreateFile error %u\n", GetLastError() );
      SetFilePointer(file, 4096, NULL, FILE_BEGIN);
      SetEndOfFile(file);
  
      SetLastError(0xdeadbeef);
      mapping = CreateFileMappingA(file, NULL, PAGE_READWRITE, 0, MAPPING_SIZE, name);
      ok( mapping != 0, "CreateFileMappingA failed with error %d\n", GetLastError() );
      SetLastError(0xdeadbeef);
      ptr = MapViewOfFile(mapping, FILE_MAP_WRITE, 0, 0, 0);
      ok( ptr != NULL, "MapViewOfFile failed with error %d\n", GetLastError() );
      SetLastError(0xdeadbeef);
      map2 = OpenFileMappingA(FILE_MAP_READ, FALSE, name);
      ok( map2 != 0, "OpenFileMappingA failed with error %d\n", GetLastError() );
      SetLastError(0xdeadbeef);
      ret = CloseHandle(map2);
      ok(ret, "CloseHandle error %d\n", GetLastError());
      status = pNtQuerySection( mapping, SectionBasicInformation, &section_info,
                                sizeof(section_info), &info_size );
      ok( !status, "NtQuerySection failed err %x\n", status );
      ok( info_size == sizeof(section_info), "NtQuerySection wrong size %lu\n", info_size );
      ok( section_info.Attributes == SEC_FILE, "NtQuerySection wrong attr %08x\n",
          section_info.Attributes );
      ok( section_info.BaseAddress == NULL, "NtQuerySection wrong base %p\n", section_info.BaseAddress );
      ok( section_info.Size.QuadPart == MAPPING_SIZE, "NtQuerySection wrong size %x%08x\n",
          section_info.Size.u.HighPart, section_info.Size.u.LowPart );
      SetLastError(0xdeadbeef);
      ret = CloseHandle(mapping);
      ok(ret, "CloseHandle error %d\n", GetLastError());
  
      ret = IsBadReadPtr(ptr, MAPPING_SIZE);
      ok( !ret, "memory is not accessible\n" );
  
      ret = VirtualQuery(ptr, &info, sizeof(info));
      ok(ret, "VirtualQuery error %d\n", GetLastError());
      ok(info.BaseAddress == ptr, "got %p != expected %p\n", info.BaseAddress, ptr);
      ok(info.RegionSize == MAPPING_SIZE, "got %#lx != expected %#x\n", info.RegionSize, MAPPING_SIZE);
      ok(info.Protect == PAGE_READWRITE, "got %#x != expected PAGE_READWRITE\n", info.Protect);
      ok(info.AllocationBase == ptr, "%p != %p\n", info.AllocationBase, ptr);
      ok(info.AllocationProtect == PAGE_READWRITE, "%#x != PAGE_READWRITE\n", info.AllocationProtect);
      ok(info.State == MEM_COMMIT, "%#x != MEM_COMMIT\n", info.State);
      ok(info.Type == MEM_MAPPED, "%#x != MEM_MAPPED\n", info.Type);
  
      SetLastError(0xdeadbeef);
      map2 = OpenFileMappingA(FILE_MAP_READ, FALSE, name);
      ok( map2 == 0, "OpenFileMappingA succeeded\n" );
      ok( GetLastError() == ERROR_FILE_NOT_FOUND, "OpenFileMappingA set error %d\n", GetLastError() );
      CloseHandle(map2);
      SetLastError(0xdeadbeef);
      mapping = CreateFileMappingA(file, NULL, PAGE_READWRITE, 0, MAPPING_SIZE, name);
      ok( mapping != 0, "CreateFileMappingA failed\n" );
      ok( GetLastError() == ERROR_SUCCESS, "CreateFileMappingA set error %d\n", GetLastError() );
      SetLastError(0xdeadbeef);
      ret = CloseHandle(mapping);
      ok(ret, "CloseHandle error %d\n", GetLastError());
  
      ret = IsBadReadPtr(ptr, MAPPING_SIZE);
      ok( !ret, "memory is not accessible\n" );
  
      ret = VirtualQuery(ptr, &info, sizeof(info));
      ok(ret, "VirtualQuery error %d\n", GetLastError());
      ok(info.BaseAddress == ptr, "got %p != expected %p\n", info.BaseAddress, ptr);
      ok(info.RegionSize == MAPPING_SIZE, "got %#lx != expected %#x\n", info.RegionSize, MAPPING_SIZE);
      ok(info.Protect == PAGE_READWRITE, "got %#x != expected PAGE_READWRITE\n", info.Protect);
      ok(info.AllocationBase == ptr, "%p != %p\n", info.AllocationBase, ptr);
      ok(info.AllocationProtect == PAGE_READWRITE, "%#x != PAGE_READWRITE\n", info.AllocationProtect);
      ok(info.State == MEM_COMMIT, "%#x != MEM_COMMIT\n", info.State);
      ok(info.Type == MEM_MAPPED, "%#x != MEM_MAPPED\n", info.Type);
  
      SetLastError(0xdeadbeef);
      ret = UnmapViewOfFile(ptr);
      ok( ret, "UnmapViewOfFile failed with error %d\n", GetLastError() );
  
      ret = IsBadReadPtr(ptr, MAPPING_SIZE);
      ok( ret, "memory is accessible\n" );
  
      ret = VirtualQuery(ptr, &info, sizeof(info));
      ok(ret, "VirtualQuery error %d\n", GetLastError());
      ok(info.BaseAddress == ptr, "got %p != expected %p\n", info.BaseAddress, ptr);
      ok(info.Protect == PAGE_NOACCESS, "got %#x != expected PAGE_NOACCESS\n", info.Protect);
      ok(info.AllocationBase == NULL, "%p != NULL\n", info.AllocationBase);
      ok(info.AllocationProtect == 0, "%#x != 0\n", info.AllocationProtect);
      ok(info.State == MEM_FREE, "%#x != MEM_FREE\n", info.State);
      ok(info.Type == 0, "%#x != 0\n", info.Type);
  
      mapping = CreateFileMappingA( file, NULL, PAGE_READONLY, 0, 12288, NULL );
      ok( mapping != NULL, "CreateFileMappingA failed with error %u\n", GetLastError() );
  
      ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 12288 );
      ok( ptr != NULL, "MapViewOfFile failed with error %u\n", GetLastError() );
  
      ret = UnmapViewOfFile( (char *)ptr + 100 );
      ok( ret, "UnmapViewOfFile failed with error %u\n", GetLastError() );
  
      ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 12288 );
      ok( ptr != NULL, "MapViewOfFile failed with error %u\n", GetLastError() );
  
      ret = UnmapViewOfFile( (char *)ptr + 4096 );
      ok( ret, "UnmapViewOfFile failed with error %u\n", GetLastError() );
  
      ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 12288 );
      ok( ptr != NULL, "MapViewOfFile failed with error %u\n", GetLastError() );
  
      ret = UnmapViewOfFile( (char *)ptr + 4096 + 100 );
      ok( ret, "UnmapViewOfFile failed with error %u\n", GetLastError() );
  
      CloseHandle(mapping);
  
      mapping = CreateFileMappingA( file, NULL, PAGE_READONLY, 0, 36, NULL );
      ok( mapping != NULL, "CreateFileMappingA failed with error %u\n", GetLastError() );
      status = pNtQuerySection( mapping, SectionBasicInformation, &section_info,
                                sizeof(section_info), &info_size );
      ok( !status, "NtQuerySection failed err %x\n", status );
      ok( info_size == sizeof(section_info), "NtQuerySection wrong size %lu\n", info_size );
      ok( section_info.Attributes == SEC_FILE, "NtQuerySection wrong attr %08x\n",
          section_info.Attributes );
      ok( section_info.BaseAddress == NULL, "NtQuerySection wrong base %p\n", section_info.BaseAddress );
      ok( section_info.Size.QuadPart == 36, "NtQuerySection wrong size %x%08x\n",
          section_info.Size.u.HighPart, section_info.Size.u.LowPart );
      CloseHandle(mapping);
  
      SetFilePointer(file, 0x3456, NULL, FILE_BEGIN);
      SetEndOfFile(file);
      mapping = CreateFileMappingA( file, NULL, PAGE_READONLY, 0, 0, NULL );
      ok( mapping != NULL, "CreateFileMappingA failed with error %u\n", GetLastError() );
      status = pNtQuerySection( mapping, SectionBasicInformation, &section_info,
                                sizeof(section_info), &info_size );
      ok( !status, "NtQuerySection failed err %x\n", status );
      ok( info_size == sizeof(section_info), "NtQuerySection wrong size %lu\n", info_size );
      ok( section_info.Attributes == SEC_FILE, "NtQuerySection wrong attr %08x\n",
          section_info.Attributes );
      ok( section_info.BaseAddress == NULL, "NtQuerySection wrong base %p\n", section_info.BaseAddress );
      ok( section_info.Size.QuadPart == 0x3456, "NtQuerySection wrong size %x%08x\n",
          section_info.Size.u.HighPart, section_info.Size.u.LowPart );
      CloseHandle(mapping);
  
      map_size.QuadPart = 0x3457;
      status = pNtCreateSection( &mapping, SECTION_QUERY | SECTION_MAP_READ, NULL,
                                 &map_size, PAGE_READONLY, SEC_COMMIT, file );
      ok( status == STATUS_SECTION_TOO_BIG, "NtCreateSection failed %x\n", status );
      status = pNtCreateSection( &mapping, SECTION_QUERY | SECTION_MAP_READ, NULL,
                                 &map_size, PAGE_READONLY, SEC_IMAGE, file );
      ok( status == STATUS_INVALID_IMAGE_NOT_MZ, "NtCreateSection failed %x\n", status );
      if (!status) CloseHandle( mapping );
      map_size.QuadPart = 0x3452;
      status = pNtCreateSection( &mapping, SECTION_QUERY | SECTION_MAP_READ, NULL,
                                 &map_size, PAGE_READONLY, SEC_COMMIT, file );
      ok( !status, "NtCreateSection failed %x\n", status );
      status = pNtQuerySection( mapping, SectionBasicInformation, &section_info, sizeof(section_info), NULL );
      ok( !status, "NtQuerySection failed err %x\n", status );
      ok( section_info.Attributes == SEC_FILE, "NtQuerySection wrong attr %08x\n",
          section_info.Attributes );
      ok( section_info.BaseAddress == NULL, "NtQuerySection wrong base %p\n", section_info.BaseAddress );
      ok( section_info.Size.QuadPart == 0x3452, "NtQuerySection wrong size %x%08x\n",
          section_info.Size.u.HighPart, section_info.Size.u.LowPart );
      size = map_size.QuadPart;
      status = pNtMapViewOfSection( mapping, GetCurrentProcess(), &ptr, 0, 0, NULL,
                                    &size, ViewShare, 0, PAGE_READONLY );
      ok( !status, "NtMapViewOfSection failed err %x\n", status );
      pNtUnmapViewOfSection( GetCurrentProcess(), ptr );
      size = map_size.QuadPart + 1;
      status = pNtMapViewOfSection( mapping, GetCurrentProcess(), &ptr, 0, 0, NULL,
                                    &size, ViewShare, 0, PAGE_READONLY );
      ok( status == STATUS_INVALID_VIEW_SIZE, "NtMapViewOfSection failed err %x\n", status );
      CloseHandle(mapping);
  
      status = pNtCreateSection( &mapping, SECTION_QUERY | SECTION_MAP_READ, NULL,
                                 &map_size, PAGE_READONLY, SEC_COMMIT, 0 );
      ok( !status, "NtCreateSection failed %x\n", status );
      status = pNtQuerySection( mapping, SectionBasicInformation, &section_info, sizeof(section_info), NULL );
      ok( !status, "NtQuerySection failed err %x\n", status );
      ok( section_info.Attributes == SEC_COMMIT, "NtQuerySection wrong attr %08x\n",
          section_info.Attributes );
      ok( section_info.BaseAddress == NULL, "NtQuerySection wrong base %p\n", section_info.BaseAddress );
      ok( section_info.Size.QuadPart == 0x4000, "NtQuerySection wrong size %x%08x\n",
          section_info.Size.u.HighPart, section_info.Size.u.LowPart );
      status = pNtQuerySection( mapping, SectionBasicInformation, &section_info, sizeof(section_info)-1, NULL );
      ok( status == STATUS_INFO_LENGTH_MISMATCH, "NtQuerySection failed err %x\n", status );
      status = pNtQuerySection( mapping, SectionBasicInformation, &section_info, sizeof(section_info)+1, NULL );
      ok( !status, "NtQuerySection failed err %x\n", status );
      status = pNtQuerySection( mapping, SectionImageInformation, &image_info, sizeof(image_info)-1, NULL );
      ok( status == STATUS_INFO_LENGTH_MISMATCH, "NtQuerySection failed err %x\n", status );
      status = pNtQuerySection( mapping, SectionImageInformation, &image_info, sizeof(image_info), NULL );
      ok( status == STATUS_SECTION_NOT_IMAGE, "NtQuerySection failed err %x\n", status );
      status = pNtQuerySection( mapping, SectionImageInformation, &image_info, sizeof(image_info)+1, NULL );
      ok( status == STATUS_SECTION_NOT_IMAGE, "NtQuerySection failed err %x\n", status );
      if (sizeof(SIZE_T) > sizeof(int))
      {
          status = pNtQuerySection( mapping, SectionImageInformation, &image_info,
                                    sizeof(image_info) + ((SIZE_T)0x10000000 << 8), NULL );
          todo_wine
          ok( status == STATUS_ACCESS_VIOLATION, "NtQuerySection wrong err %x\n", status );
      }
      CloseHandle(mapping);
  
      SetFilePointer(file, 0, NULL, FILE_BEGIN);
      SetEndOfFile(file);
      status = pNtCreateSection( &mapping, SECTION_QUERY | SECTION_MAP_READ, NULL,
                                 NULL, PAGE_READONLY, SEC_COMMIT, file );
      ok( status == STATUS_MAPPED_FILE_SIZE_ZERO, "NtCreateSection failed %x\n", status );
      status = pNtCreateSection( &mapping, SECTION_QUERY | SECTION_MAP_READ, NULL,
                                 NULL, PAGE_READONLY, SEC_IMAGE, file );
      ok( status == STATUS_INVALID_FILE_FOR_SECTION, "NtCreateSection failed %x\n", status );
  
      CloseHandle(file);
      DeleteFileA(testfile);
  }
  
  
  static void test_NtAreMappedFilesTheSame(void)
  {
      static const char testfile[] = "testfile.xxx";
      HANDLE file, file2, mapping, map2;
      void *ptr, *ptr2;
      NTSTATUS status;
      char path[MAX_PATH];
  
      if (!pNtAreMappedFilesTheSame)
      {
          win_skip( "NtAreMappedFilesTheSame not available\n" );
          return;
      }
  
      file = CreateFileA( testfile, GENERIC_READ|GENERIC_WRITE, FILE_SHARE_READ|FILE_SHARE_WRITE,
                          NULL, CREATE_ALWAYS, 0, 0 );
      ok( file != INVALID_HANDLE_VALUE, "CreateFile error %u\n", GetLastError() );
      SetFilePointer( file, 4096, NULL, FILE_BEGIN );
      SetEndOfFile( file );
  
      mapping = CreateFileMappingA( file, NULL, PAGE_READWRITE, 0, 4096, NULL );
      ok( mapping != 0, "CreateFileMapping error %u\n", GetLastError() );
  
      ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );
      ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ error %u\n", GetLastError() );
  
      file2 = CreateFileA( testfile, GENERIC_READ, FILE_SHARE_READ|FILE_SHARE_WRITE,
                           NULL, OPEN_EXISTING, 0, 0 );
      ok( file2 != INVALID_HANDLE_VALUE, "CreateFile error %u\n", GetLastError() );
  
      map2 = CreateFileMappingA( file2, NULL, PAGE_READONLY, 0, 4096, NULL );
      ok( map2 != 0, "CreateFileMapping error %u\n", GetLastError() );
      ptr2 = MapViewOfFile( map2, FILE_MAP_READ, 0, 0, 4096 );
      ok( ptr2 != NULL, "MapViewOfFile FILE_MAP_READ error %u\n", GetLastError() );
      status = pNtAreMappedFilesTheSame( ptr, ptr2 );
      ok( status == STATUS_NOT_SAME_DEVICE, "NtAreMappedFilesTheSame returned %x\n", status );
      UnmapViewOfFile( ptr2 );
  
      ptr2 = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );
      ok( ptr2 != NULL, "MapViewOfFile FILE_MAP_READ error %u\n", GetLastError() );
      status = pNtAreMappedFilesTheSame( ptr, ptr2 );
      ok( status == STATUS_NOT_SAME_DEVICE, "NtAreMappedFilesTheSame returned %x\n", status );
      UnmapViewOfFile( ptr2 );
      CloseHandle( map2 );
  
      map2 = CreateFileMappingA( file, NULL, PAGE_READONLY, 0, 4096, NULL );
      ok( map2 != 0, "CreateFileMapping error %u\n", GetLastError() );
      ptr2 = MapViewOfFile( map2, FILE_MAP_READ, 0, 0, 4096 );
      ok( ptr2 != NULL, "MapViewOfFile FILE_MAP_READ error %u\n", GetLastError() );
      status = pNtAreMappedFilesTheSame( ptr, ptr2 );
      ok( status == STATUS_NOT_SAME_DEVICE, "NtAreMappedFilesTheSame returned %x\n", status );
      UnmapViewOfFile( ptr2 );
      CloseHandle( map2 );
      CloseHandle( file2 );
  
      status = pNtAreMappedFilesTheSame( ptr, ptr );
      ok( status == STATUS_SUCCESS || broken(status == STATUS_NOT_SAME_DEVICE),
          "NtAreMappedFilesTheSame returned %x\n", status );
  
      status = pNtAreMappedFilesTheSame( ptr, (char *)ptr + 30 );
      ok( status == STATUS_SUCCESS || broken(status == STATUS_NOT_SAME_DEVICE),
          "NtAreMappedFilesTheSame returned %x\n", status );
  
      status = pNtAreMappedFilesTheSame( ptr, GetModuleHandleA("kernel32.dll") );
      ok( status == STATUS_NOT_SAME_DEVICE, "NtAreMappedFilesTheSame returned %x\n", status );
  
      status = pNtAreMappedFilesTheSame( ptr, (void *)0xdeadbeef );
      ok( status == STATUS_CONFLICTING_ADDRESSES || status == STATUS_INVALID_ADDRESS,
          "NtAreMappedFilesTheSame returned %x\n", status );
  
      status = pNtAreMappedFilesTheSame( ptr, NULL );
      ok( status == STATUS_INVALID_ADDRESS, "NtAreMappedFilesTheSame returned %x\n", status );
  
      status = pNtAreMappedFilesTheSame( ptr, (void *)GetProcessHeap() );
      ok( status == STATUS_CONFLICTING_ADDRESSES, "NtAreMappedFilesTheSame returned %x\n", status );
  
      status = pNtAreMappedFilesTheSame( NULL, NULL );
      ok( status == STATUS_INVALID_ADDRESS, "NtAreMappedFilesTheSame returned %x\n", status );
  
      ptr2 = VirtualAlloc( NULL, 0x10000, MEM_COMMIT, PAGE_READWRITE );
      ok( ptr2 != NULL, "VirtualAlloc error %u\n", GetLastError() );
      status = pNtAreMappedFilesTheSame( ptr, ptr2 );
      ok( status == STATUS_CONFLICTING_ADDRESSES, "NtAreMappedFilesTheSame returned %x\n", status );
      VirtualFree( ptr2, 0, MEM_RELEASE );
  
      UnmapViewOfFile( ptr );
      CloseHandle( mapping );
      CloseHandle( file );
  
      status = pNtAreMappedFilesTheSame( GetModuleHandleA("ntdll.dll"),
                                         GetModuleHandleA("kernel32.dll") );
      ok( status == STATUS_NOT_SAME_DEVICE, "NtAreMappedFilesTheSame returned %x\n", status );
      status = pNtAreMappedFilesTheSame( GetModuleHandleA("kernel32.dll"),
                                         GetModuleHandleA("kernel32.dll") );
      ok( status == STATUS_SUCCESS, "NtAreMappedFilesTheSame returned %x\n", status );
      status = pNtAreMappedFilesTheSame( GetModuleHandleA("kernel32.dll"),
                                         (char *)GetModuleHandleA("kernel32.dll") + 4096 );
      ok( status == STATUS_SUCCESS, "NtAreMappedFilesTheSame returned %x\n", status );
  
      GetSystemDirectoryA( path, MAX_PATH );
      strcat( path, "\\kernel32.dll" );
      file = CreateFileA( path, GENERIC_READ, FILE_SHARE_READ|FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, 0 );
      ok( file != INVALID_HANDLE_VALUE, "CreateFile error %u\n", GetLastError() );
  
      mapping = CreateFileMappingA( file, NULL, PAGE_READONLY, 0, 4096, NULL );
      ok( mapping != 0, "CreateFileMapping error %u\n", GetLastError() );
      ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );
      ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ error %u\n", GetLastError() );
      status = pNtAreMappedFilesTheSame( ptr, GetModuleHandleA("kernel32.dll") );
      ok( status == STATUS_NOT_SAME_DEVICE, "NtAreMappedFilesTheSame returned %x\n", status );
      status = pNtAreMappedFilesTheSame( GetModuleHandleA("kernel32.dll"), ptr );
      todo_wine
      ok( status == STATUS_SUCCESS, "NtAreMappedFilesTheSame returned %x\n", status );
      UnmapViewOfFile( ptr );
      CloseHandle( mapping );
  
      mapping = CreateFileMappingA( file, NULL, PAGE_READONLY | SEC_IMAGE, 0, 0, NULL );
      ok( mapping != 0, "CreateFileMapping error %u\n", GetLastError() );
      ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 0 );
      ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ error %u\n", GetLastError() );
      status = pNtAreMappedFilesTheSame( ptr, GetModuleHandleA("kernel32.dll") );
      ok( status == STATUS_SUCCESS, "NtAreMappedFilesTheSame returned %x\n", status );
      status = pNtAreMappedFilesTheSame( GetModuleHandleA("kernel32.dll"), ptr );
      ok( status == STATUS_SUCCESS, "NtAreMappedFilesTheSame returned %x\n", status );
  
      file2 = CreateFileA( path, GENERIC_READ, FILE_SHARE_READ|FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, 0 );
      ok( file2 != INVALID_HANDLE_VALUE, "CreateFile error %u\n", GetLastError() );
      map2 = CreateFileMappingA( file2, NULL, PAGE_READONLY | SEC_IMAGE, 0, 0, NULL );
      ok( map2 != 0, "CreateFileMapping error %u\n", GetLastError() );
      ptr2 = MapViewOfFile( map2, FILE_MAP_READ, 0, 0, 0 );
      ok( ptr2 != NULL, "MapViewOfFile FILE_MAP_READ error %u\n", GetLastError() );
      status = pNtAreMappedFilesTheSame( ptr, ptr2 );
      ok( status == STATUS_SUCCESS, "NtAreMappedFilesTheSame returned %x\n", status );
      status = pNtAreMappedFilesTheSame( ptr2, ptr );
      ok( status == STATUS_SUCCESS, "NtAreMappedFilesTheSame returned %x\n", status );
      UnmapViewOfFile( ptr2 );
      CloseHandle( map2 );
      CloseHandle( file2 );
  
      UnmapViewOfFile( ptr );
      CloseHandle( mapping );
  
      CloseHandle( file );
      DeleteFileA( testfile );
  }
  
  static void test_CreateFileMapping(void)
  {
      HANDLE handle, handle2, file[3];
      char path[MAX_PATH], filename[MAX_PATH];
      unsigned int i;
      NTSTATUS status;
  
      static const struct { DWORD file, flags, error, attrs; } sec_flag_tests[] =
      {
          /* anonymous mapping */
          { 0, SEC_RESERVE, 0 }, /* 0 */
          { 0, SEC_RESERVE | SEC_NOCACHE, 0 },
          { 0, SEC_RESERVE | SEC_LARGE_PAGES, ERROR_INVALID_PARAMETER },
          { 0, SEC_RESERVE | SEC_WRITECOMBINE, 0 },
          { 0, SEC_COMMIT, 0 },
          { 0, SEC_COMMIT | SEC_NOCACHE, 0 }, /* 5 */
          { 0, SEC_COMMIT | SEC_WRITECOMBINE, 0 },
          { 0, SEC_RESERVE | SEC_COMMIT, ERROR_INVALID_PARAMETER },
          { 0, SEC_IMAGE, ERROR_BAD_EXE_FORMAT },
          { 0, SEC_IMAGE | SEC_RESERVE, ERROR_INVALID_PARAMETER },
          { 0, SEC_IMAGE | SEC_COMMIT, ERROR_INVALID_PARAMETER }, /* 10 */
          { 0, SEC_NOCACHE, ERROR_INVALID_PARAMETER },
          { 0, SEC_LARGE_PAGES, ERROR_INVALID_PARAMETER },
          { 0, SEC_WRITECOMBINE, ERROR_INVALID_PARAMETER },
          { 0, SEC_FILE, ERROR_INVALID_PARAMETER },
          { 0, SEC_FILE | SEC_RESERVE, ERROR_INVALID_PARAMETER }, /* 15 */
          { 0, SEC_FILE | SEC_COMMIT, ERROR_INVALID_PARAMETER },
          { 0, 0, 0, SEC_COMMIT },
          /* normal file */
          { 1, SEC_RESERVE, 0, SEC_FILE },
          { 1, SEC_RESERVE | SEC_NOCACHE, 0, SEC_FILE | SEC_NOCACHE },
          { 1, SEC_RESERVE | SEC_LARGE_PAGES, ERROR_INVALID_PARAMETER }, /* 20 */
          { 1, SEC_RESERVE | SEC_WRITECOMBINE, 0, SEC_FILE | SEC_WRITECOMBINE },
          { 1, SEC_COMMIT, 0, SEC_FILE },
          { 1, SEC_COMMIT | SEC_NOCACHE, 0, SEC_FILE | SEC_NOCACHE },
          { 1, SEC_COMMIT | SEC_LARGE_PAGES, ERROR_INVALID_PARAMETER },
          { 1, SEC_COMMIT | SEC_WRITECOMBINE, 0, SEC_FILE | SEC_WRITECOMBINE }, /* 25 */
          { 1, SEC_RESERVE | SEC_COMMIT, ERROR_INVALID_PARAMETER },
          { 1, SEC_IMAGE, ERROR_BAD_EXE_FORMAT },
          { 1, SEC_IMAGE | SEC_RESERVE, ERROR_INVALID_PARAMETER },
          { 1, SEC_IMAGE | SEC_COMMIT, ERROR_INVALID_PARAMETER },
          { 1, SEC_NOCACHE, ERROR_INVALID_PARAMETER }, /* 30 */
          { 1, SEC_LARGE_PAGES, ERROR_INVALID_PARAMETER },
          { 1, SEC_WRITECOMBINE, ERROR_INVALID_PARAMETER },
          { 1, SEC_FILE, ERROR_INVALID_PARAMETER },
          { 1, SEC_FILE | SEC_RESERVE, ERROR_INVALID_PARAMETER },
          { 1, SEC_FILE | SEC_COMMIT, ERROR_INVALID_PARAMETER }, /* 35 */
          { 1, 0, 0, SEC_FILE },
          /* PE image file */
          { 2, SEC_IMAGE, 0, SEC_FILE | SEC_IMAGE },
          { 2, SEC_IMAGE | SEC_FILE, ERROR_INVALID_PARAMETER },
          { 2, SEC_IMAGE | SEC_NOCACHE, 0, SEC_FILE | SEC_IMAGE },
          { 2, SEC_IMAGE | SEC_LARGE_PAGES, ERROR_INVALID_PARAMETER }, /* 40 */
          { 2, SEC_IMAGE | SEC_WRITECOMBINE, ERROR_INVALID_PARAMETER },
          { 2, SEC_IMAGE | SEC_RESERVE, ERROR_INVALID_PARAMETER },
          { 2, SEC_IMAGE | SEC_COMMIT, ERROR_INVALID_PARAMETER },
      };
  
      /* test case sensitivity */
  
      SetLastError(0xdeadbeef);
      handle = CreateFileMappingA( INVALID_HANDLE_VALUE, NULL, SEC_COMMIT | PAGE_READWRITE, 0, 0x1000,
                                   "Wine Test Mapping");
      ok( handle != NULL, "CreateFileMapping failed with error %u\n", GetLastError());
      ok( GetLastError() == 0, "wrong error %u\n", GetLastError());
  
      SetLastError(0xdeadbeef);
      handle2 = CreateFileMappingA( INVALID_HANDLE_VALUE, NULL, SEC_COMMIT | PAGE_READWRITE, 0, 0x1000,
                                    "Wine Test Mapping");
      ok( handle2 != NULL, "CreateFileMapping failed with error %d\n", GetLastError());
      ok( GetLastError() == ERROR_ALREADY_EXISTS, "wrong error %u\n", GetLastError());
      CloseHandle( handle2 );
  
      SetLastError(0xdeadbeef);
      handle2 = CreateFileMappingA( INVALID_HANDLE_VALUE, NULL, SEC_COMMIT | PAGE_READWRITE, 0, 0x1000,
                                   "WINE TEST MAPPING");
      ok( handle2 != NULL, "CreateFileMapping failed with error %d\n", GetLastError());
      ok( GetLastError() == 0, "wrong error %u\n", GetLastError());
      CloseHandle( handle2 );
  
      SetLastError(0xdeadbeef);
      handle2 = OpenFileMappingA( FILE_MAP_ALL_ACCESS, FALSE, "Wine Test Mapping");
      ok( handle2 != NULL, "OpenFileMapping failed with error %d\n", GetLastError());
      CloseHandle( handle2 );
  
      SetLastError(0xdeadbeef);
      handle2 = OpenFileMappingA( FILE_MAP_ALL_ACCESS, FALSE, "WINE TEST MAPPING");
      ok( !handle2, "OpenFileMapping succeeded\n");
      ok( GetLastError() == ERROR_FILE_NOT_FOUND, "wrong error %u\n", GetLastError());
  
      CloseHandle( handle );
  
      /* test SEC_* flags */
  
      file[0] = INVALID_HANDLE_VALUE;
      GetTempPathA( MAX_PATH, path );
      GetTempFileNameA( path, "map", 0, filename );
  
      file[1] = CreateFileA( filename, GENERIC_READ | GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0 );
      ok( file[1] != INVALID_HANDLE_VALUE, "CreateFile error %u\n", GetLastError() );
      SetFilePointer( file[1], 0x2000, NULL, FILE_BEGIN );
      SetEndOfFile( file[1] );
  
      GetSystemDirectoryA( path, MAX_PATH );
      strcat( path, "\\kernel32.dll" );
      file[2] = CreateFileA( path, GENERIC_READ, FILE_SHARE_READ|FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, 0 );
      ok( file[2] != INVALID_HANDLE_VALUE, "CreateFile error %u\n", GetLastError() );
  
      for (i = 0; i < ARRAY_SIZE(sec_flag_tests); i++)
      {
          DWORD flags = sec_flag_tests[i].flags;
          DWORD perm = sec_flag_tests[i].file == 2 ? PAGE_READONLY : PAGE_READWRITE;
          SetLastError( 0xdeadbeef );
          handle = CreateFileMappingA( file[sec_flag_tests[i].file], NULL,
                                       flags | perm, 0, 0x1000, "Wine Test Mapping" );
          if (sec_flag_tests[i].error)
          {
              ok( !handle, "%u: CreateFileMapping succeeded\n", i );
              ok( GetLastError() == sec_flag_tests[i].error, "%u: wrong error %u\n", i, GetLastError());
          }
          else
          {
              /* SEC_WRITECOMBINE and SEC_IMAGE_NO_EXECUTE not supported on older Windows */
              BOOL new_flags = ((flags & SEC_WRITECOMBINE) ||
                                ((flags & SEC_IMAGE_NO_EXECUTE) == SEC_IMAGE_NO_EXECUTE));
              ok( handle != NULL || broken(new_flags),
                  "%u: CreateFileMapping failed with error %u\n", i, GetLastError());
              ok( GetLastError() == 0 || broken(new_flags && GetLastError() == ERROR_INVALID_PARAMETER),
                  "%u: wrong error %u\n", i, GetLastError());
          }
  
          if (handle)
          {
              SECTION_BASIC_INFORMATION info;
              DWORD expect = sec_flag_tests[i].attrs ? sec_flag_tests[i].attrs : sec_flag_tests[i].flags;
  
              status = pNtQuerySection( handle, SectionBasicInformation, &info, sizeof(info), NULL );
              ok( !status, "%u: NtQuerySection failed err %x\n", i, status );
              /* SEC_NOCACHE not supported on older Windows */
              ok( info.Attributes == expect || broken( info.Attributes == (expect & ~SEC_NOCACHE) ),
                  "%u: NtQuerySection wrong attr %08x\n", i, info.Attributes );
              CloseHandle( handle );
          }
      }
      CloseHandle( file[1] );
      CloseHandle( file[2] );
      DeleteFileA( filename );
  }
  
  static void test_IsBadReadPtr(void)
  {
      BOOL ret;
      void *ptr = (void *)0xdeadbeef;
      char stackvar;
  
      ret = IsBadReadPtr(NULL, 0);
      ok(ret == FALSE, "Expected IsBadReadPtr to return FALSE, got %d\n", ret);
  
      ret = IsBadReadPtr(NULL, 1);
      ok(ret == TRUE, "Expected IsBadReadPtr to return TRUE, got %d\n", ret);
  
      ret = IsBadReadPtr(ptr, 0);
      ok(ret == FALSE, "Expected IsBadReadPtr to return FALSE, got %d\n", ret);
  
      ret = IsBadReadPtr(ptr, 1);
      ok(ret == TRUE, "Expected IsBadReadPtr to return TRUE, got %d\n", ret);
  
      ret = IsBadReadPtr(&stackvar, 0);
      ok(ret == FALSE, "Expected IsBadReadPtr to return FALSE, got %d\n", ret);
  
      ret = IsBadReadPtr(&stackvar, sizeof(char));
      ok(ret == FALSE, "Expected IsBadReadPtr to return FALSE, got %d\n", ret);
  
      ret = IsBadReadPtr((char *)NtCurrentTeb()->DeallocationStack + 4096, sizeof(DWORD));
      ok(ret == TRUE, "Expected IsBadReadPtr to return TRUE, got %d\n", ret);
  
      ret = IsBadReadPtr((char *)NtCurrentTeb()->DeallocationStack + 4096, sizeof(DWORD));
      ok(ret == TRUE, "Expected IsBadReadPtr to return TRUE, got %d\n", ret);
  }
  
  static void test_IsBadWritePtr(void)
  {
      BOOL ret;
      void *ptr = (void *)0xdeadbeef;
      char stackval;
  
      ret = IsBadWritePtr(NULL, 0);
      ok(ret == FALSE, "Expected IsBadWritePtr to return FALSE, got %d\n", ret);
  
      ret = IsBadWritePtr(NULL, 1);
      ok(ret == TRUE, "Expected IsBadWritePtr to return TRUE, got %d\n", ret);
  
      ret = IsBadWritePtr(ptr, 0);
      ok(ret == FALSE, "Expected IsBadWritePtr to return FALSE, got %d\n", ret);
  
      ret = IsBadWritePtr(ptr, 1);
      ok(ret == TRUE, "Expected IsBadWritePtr to return TRUE, got %d\n", ret);
  
      ret = IsBadWritePtr(&stackval, 0);
      ok(ret == FALSE, "Expected IsBadWritePtr to return FALSE, got %d\n", ret);
  
      ret = IsBadWritePtr(&stackval, sizeof(char));
      ok(ret == FALSE, "Expected IsBadWritePtr to return FALSE, got %d\n", ret);
  
      ret = IsBadWritePtr((char *)NtCurrentTeb()->DeallocationStack + 4096, sizeof(DWORD));
      ok(ret == TRUE, "Expected IsBadWritePtr to return TRUE, got %d\n", ret);
  
      ret = IsBadWritePtr((char *)NtCurrentTeb()->DeallocationStack + 4096, sizeof(DWORD));
      ok(ret == TRUE, "Expected IsBadWritePtr to return TRUE, got %d\n", ret);
  }
  
  static void test_IsBadCodePtr(void)
  {
      BOOL ret;
      void *ptr = (void *)0xdeadbeef;
      char stackval;
  
      ret = IsBadCodePtr(NULL);
      ok(ret == TRUE, "Expected IsBadCodePtr to return TRUE, got %d\n", ret);
  
      ret = IsBadCodePtr(ptr);
      ok(ret == TRUE, "Expected IsBadCodePtr to return TRUE, got %d\n", ret);
  
      ret = IsBadCodePtr((void *)&stackval);
      ok(ret == FALSE, "Expected IsBadCodePtr to return FALSE, got %d\n", ret);
  }
  
  struct read_pipe_args
  {
      HANDLE pipe;
      int index;
      void *base;
      DWORD size;
  };
  
  static const char testdata[] = "Hello World";
  
  static DWORD CALLBACK read_pipe( void *arg )
  {
      struct read_pipe_args *args = arg;
      DWORD num_bytes;
      BOOL success = ConnectNamedPipe( args->pipe, NULL );
      ok( success || GetLastError() == ERROR_PIPE_CONNECTED,
          "%u: ConnectNamedPipe failed %u\n", args->index, GetLastError() );
  
      success = ReadFile( args->pipe, args->base, args->size, &num_bytes, NULL );
      ok( success, "%u: ReadFile failed %u\n", args->index, GetLastError() );
      ok( num_bytes == sizeof(testdata), "%u: wrong number of bytes read %u\n", args->index, num_bytes );
      ok( !memcmp( args->base, testdata, sizeof(testdata)),
          "%u: didn't receive expected data\n", args->index );
      return 0;
  }
  
  static void test_write_watch(void)
  {
      static const char pipename[] = "\\\\.\\pipe\\test_write_watch_pipe";
      DWORD ret, size, old_prot, num_bytes;
      MEMORY_BASIC_INFORMATION info;
      HANDLE readpipe, writepipe, file;
      OVERLAPPED overlapped, *overlapped2;
      void *results[64];
      ULONG_PTR count;
      ULONG i, pagesize;
      BOOL success;
      char path[MAX_PATH], filename[MAX_PATH], *base;
  
      if (!pGetWriteWatch || !pResetWriteWatch)
      {
          win_skip( "GetWriteWatch not supported\n" );
          return;
      }
  
      size = 0x10000;
      base = VirtualAlloc( 0, size, MEM_RESERVE | MEM_COMMIT | MEM_WRITE_WATCH, PAGE_READWRITE );
      if (!base &&
          (GetLastError() == ERROR_INVALID_PARAMETER || GetLastError() == ERROR_NOT_SUPPORTED))
      {
          win_skip( "MEM_WRITE_WATCH not supported\n" );
          return;
      }
      ok( base != NULL, "VirtualAlloc failed %u\n", GetLastError() );
      ret = VirtualQuery( base, &info, sizeof(info) );
      ok(ret, "VirtualQuery failed %u\n", GetLastError());
      ok( info.BaseAddress == base, "BaseAddress %p instead of %p\n", info.BaseAddress, base );
      ok( info.AllocationProtect == PAGE_READWRITE, "wrong AllocationProtect %x\n", info.AllocationProtect );
      ok( info.RegionSize == size, "wrong RegionSize 0x%lx\n", info.RegionSize );
      ok( info.State == MEM_COMMIT, "wrong State 0x%x\n", info.State );
      ok( info.Protect == PAGE_READWRITE, "wrong Protect 0x%x\n", info.Protect );
      ok( info.Type == MEM_PRIVATE, "wrong Type 0x%x\n", info.Type );
  
      count = 64;
      SetLastError( 0xdeadbeef );
      ret = pGetWriteWatch( 0, NULL, size, results, &count, &pagesize );
      ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
      ok( GetLastError() == ERROR_INVALID_PARAMETER ||
          broken( GetLastError() == 0xdeadbeef ), /* win98 */
          "wrong error %u\n", GetLastError() );
  
      SetLastError( 0xdeadbeef );
      ret = pGetWriteWatch( 0, GetModuleHandleW(NULL), size, results, &count, &pagesize );
      if (ret)
      {
          ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
          ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
      }
      else  /* win98 */
      {
          ok( count == 0, "wrong count %lu\n", count );
      }
  
      ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 0, "wrong count %lu\n", count );
  
      base[pagesize + 1] = 0x44;
  
      count = 64;
      ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 1, "wrong count %lu\n", count );
      ok( results[0] == base + pagesize, "wrong result %p\n", results[0] );
  
      count = 64;
      ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 1, "wrong count %lu\n", count );
      ok( results[0] == base + pagesize, "wrong result %p\n", results[0] );
  
      count = 64;
      ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 0, "wrong count %lu\n", count );
  
      base[2*pagesize + 3] = 0x11;
      base[4*pagesize + 8] = 0x11;
  
      count = 64;
      ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 2, "wrong count %lu\n", count );
      ok( results[0] == base + 2*pagesize, "wrong result %p\n", results[0] );
      ok( results[1] == base + 4*pagesize, "wrong result %p\n", results[1] );
  
      count = 64;
      ret = pGetWriteWatch( 0, base + 3*pagesize, 2*pagesize, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 1, "wrong count %lu\n", count );
      ok( results[0] == base + 4*pagesize, "wrong result %p\n", results[0] );
  
      ret = pResetWriteWatch( base, 3*pagesize );
      ok( !ret, "pResetWriteWatch failed %u\n", GetLastError() );
  
      count = 64;
      ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 1, "wrong count %lu\n", count );
      ok( results[0] == base + 4*pagesize, "wrong result %p\n", results[0] );
  
      *(DWORD *)(base + 2*pagesize - 2) = 0xdeadbeef;
  
      count = 64;
      ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 3, "wrong count %lu\n", count );
      ok( results[0] == base + pagesize, "wrong result %p\n", results[0] );
      ok( results[1] == base + 2*pagesize, "wrong result %p\n", results[1] );
      ok( results[2] == base + 4*pagesize, "wrong result %p\n", results[2] );
  
      count = 1;
      ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 1, "wrong count %lu\n", count );
      ok( results[0] == base + pagesize, "wrong result %p\n", results[0] );
  
      count = 64;
      ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 2, "wrong count %lu\n", count );
      ok( results[0] == base + 2*pagesize, "wrong result %p\n", results[0] );
      ok( results[1] == base + 4*pagesize, "wrong result %p\n", results[1] );
  
      /* changing protections doesn't affect watches */
  
      ret = VirtualProtect( base, 3*pagesize, PAGE_READONLY, &old_prot );
      ok( ret, "VirtualProtect failed error %u\n", GetLastError() );
      ok( old_prot == PAGE_READWRITE, "wrong old prot %x\n", old_prot );
  
      ret = VirtualQuery( base, &info, sizeof(info) );
      ok(ret, "VirtualQuery failed %u\n", GetLastError());
      ok( info.BaseAddress == base, "BaseAddress %p instead of %p\n", info.BaseAddress, base );
      ok( info.RegionSize == 3*pagesize, "wrong RegionSize 0x%lx\n", info.RegionSize );
      ok( info.State == MEM_COMMIT, "wrong State 0x%x\n", info.State );
      ok( info.Protect == PAGE_READONLY, "wrong Protect 0x%x\n", info.Protect );
  
      ret = VirtualProtect( base, 3*pagesize, PAGE_READWRITE, &old_prot );
      ok( ret, "VirtualProtect failed error %u\n", GetLastError() );
      ok( old_prot == PAGE_READONLY, "wrong old prot %x\n", old_prot );
  
      count = 64;
      ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 2, "wrong count %lu\n", count );
      ok( results[0] == base + 2*pagesize, "wrong result %p\n", results[0] );
      ok( results[1] == base + 4*pagesize, "wrong result %p\n", results[1] );
  
      ret = VirtualQuery( base, &info, sizeof(info) );
      ok(ret, "VirtualQuery failed %u\n", GetLastError());
      ok( info.BaseAddress == base, "BaseAddress %p instead of %p\n", info.BaseAddress, base );
      ok( info.RegionSize == size, "wrong RegionSize 0x%lx\n", info.RegionSize );
      ok( info.State == MEM_COMMIT, "wrong State 0x%x\n", info.State );
      ok( info.Protect == PAGE_READWRITE, "wrong Protect 0x%x\n", info.Protect );
  
      /* ReadFile should trigger write watches */
  
      for (i = 0; i < 2; i++)
      {
          memset( &overlapped, 0, sizeof(overlapped) );
          overlapped.hEvent = CreateEventA( NULL, TRUE, FALSE, NULL );
  
          readpipe = CreateNamedPipeA( pipename, FILE_FLAG_OVERLAPPED | PIPE_ACCESS_INBOUND,
                                       (i ? PIPE_TYPE_MESSAGE : PIPE_TYPE_BYTE) | PIPE_WAIT, 1, 1024, 1024,
                                       NMPWAIT_USE_DEFAULT_WAIT, NULL );
          ok( readpipe != INVALID_HANDLE_VALUE, "CreateNamedPipeA failed %u\n", GetLastError() );
  
          success = ConnectNamedPipe( readpipe, &overlapped );
          ok( !success, "%u: ConnectNamedPipe unexpectedly succeeded\n", i );
          ok( GetLastError() == ERROR_IO_PENDING, "%u: expected ERROR_IO_PENDING, got %u\n",
              i, GetLastError() );
  
          writepipe = CreateFileA( pipename, GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, NULL );
          ok( writepipe != INVALID_HANDLE_VALUE, "%u: CreateFileA failed %u\n", i, GetLastError() );
  
          ret = WaitForSingleObject( overlapped.hEvent, 1000 );
          ok( ret == WAIT_OBJECT_0, "%u: expected WAIT_OBJECT_0, got %u\n", i, ret );
  
          memset( base, 0, size );
  
          count = 64;
          ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
          ok( !ret, "%u: GetWriteWatch failed %u\n", i, GetLastError() );
          ok( count == 16, "%u: wrong count %lu\n", i, count );
  
          success = ReadFile( readpipe, base, size, NULL, &overlapped );
          ok( !success, "%u: ReadFile unexpectedly succeeded\n", i );
          ok( GetLastError() == ERROR_IO_PENDING, "%u: expected ERROR_IO_PENDING, got %u\n",
              i, GetLastError() );
  
          count = 64;
          ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
          ok( !ret, "%u: GetWriteWatch failed %u\n", i, GetLastError() );
          ok( count == 16, "%u: wrong count %lu\n", i, count );
  
          num_bytes = 0;
          success = WriteFile( writepipe, testdata, sizeof(testdata), &num_bytes, NULL );
          ok( success, "%u: WriteFile failed %u\n", i, GetLastError() );
          ok( num_bytes == sizeof(testdata), "%u: wrong number of bytes written %u\n", i, num_bytes );
  
          num_bytes = 0;
          success = GetOverlappedResult( readpipe, &overlapped, &num_bytes, TRUE );
          ok( success, "%u: GetOverlappedResult failed %u\n", i, GetLastError() );
          ok( num_bytes == sizeof(testdata), "%u: wrong number of bytes read %u\n", i, num_bytes );
          ok( !memcmp( base, testdata, sizeof(testdata)), "%u: didn't receive expected data\n", i );
  
          count = 64;
          memset( results, 0, sizeof(results) );
          ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
          ok( !ret, "%u: GetWriteWatch failed %u\n", i, GetLastError() );
          ok( count == 1, "%u: wrong count %lu\n", i, count );
          ok( results[0] == base, "%u: wrong result %p\n", i, results[0] );
  
          CloseHandle( readpipe );
          CloseHandle( writepipe );
          CloseHandle( overlapped.hEvent );
      }
  
      for (i = 0; i < 2; i++)
      {
          struct read_pipe_args args;
          HANDLE thread;
  
          readpipe = CreateNamedPipeA( pipename, PIPE_ACCESS_INBOUND,
                                       (i ? PIPE_TYPE_MESSAGE : PIPE_TYPE_BYTE) | PIPE_WAIT, 1, 1024, 1024,
                                       NMPWAIT_USE_DEFAULT_WAIT, NULL );
          ok( readpipe != INVALID_HANDLE_VALUE, "CreateNamedPipeA failed %u\n", GetLastError() );
  
          memset( base, 0, size );
  
          count = 64;
          ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
          ok( !ret, "%u: GetWriteWatch failed %u\n", i, GetLastError() );
          ok( count == 16, "%u: wrong count %lu\n", i, count );
  
          args.pipe = readpipe;
          args.index = i;
          args.base = base;
          args.size = size;
          thread = CreateThread( NULL, 0, read_pipe, &args, 0, NULL );
  
          writepipe = CreateFileA( pipename, GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, NULL );
          ok( writepipe != INVALID_HANDLE_VALUE, "%u: CreateFileA failed %u\n", i, GetLastError() );
          Sleep( 200 );
  
          count = 64;
          ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
          ok( !ret, "%u: GetWriteWatch failed %u\n", i, GetLastError() );
          ok( count == 16, "%u: wrong count %lu\n", i, count );
  
          num_bytes = 0;
          success = WriteFile( writepipe, testdata, sizeof(testdata), &num_bytes, NULL );
          ok( success, "%u: WriteFile failed %u\n", i, GetLastError() );
          ok( num_bytes == sizeof(testdata), "%u: wrong number of bytes written %u\n", i, num_bytes );
          WaitForSingleObject( thread, 10000 );
  
          count = 64;
          memset( results, 0, sizeof(results) );
          ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
          ok( !ret, "%u: GetWriteWatch failed %u\n", i, GetLastError() );
          ok( count == 1, "%u: wrong count %lu\n", i, count );
          ok( results[0] == base, "%u: wrong result %p\n", i, results[0] );
  
          CloseHandle( readpipe );
          CloseHandle( writepipe );
          CloseHandle( thread );
      }
  
      GetTempPathA( MAX_PATH, path );
      GetTempFileNameA( path, "map", 0, filename );
      file = CreateFileA( filename, GENERIC_READ | GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0 );
      ok( file != INVALID_HANDLE_VALUE, "CreateFile error %u\n", GetLastError() );
      SetFilePointer( file, 2 * pagesize + 3, NULL, FILE_BEGIN );
      SetEndOfFile( file );
      SetFilePointer( file, 0, NULL, FILE_BEGIN );
  
      success = ReadFile( file, base, size, &num_bytes, NULL );
      ok( success, "ReadFile failed %u\n", GetLastError() );
      ok( num_bytes == 2 * pagesize + 3, "wrong bytes %u\n", num_bytes );
  
      count = 64;
      ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 16, "wrong count %lu\n", count );
  
      success = ReadFile( file, base, size, &num_bytes, NULL );
      ok( success, "ReadFile failed %u\n", GetLastError() );
      ok( num_bytes == 0, "wrong bytes %u\n", num_bytes );
  
      count = 64;
      ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 16, "wrong count %lu\n", count );
  
      CloseHandle( file );
      DeleteFileA( filename );
  
      success = ReadFile( (HANDLE)0xdead, base, size, &num_bytes, NULL );
      ok( !success, "ReadFile succeeded\n" );
      ok( GetLastError() == ERROR_INVALID_HANDLE, "wrong error %u\n", GetLastError() );
  
      count = 64;
      ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 0, "wrong count %lu\n", count );
  
      /* OVERLAPPED structure write watch */
      memset( &overlapped, 0, sizeof(overlapped) );
      overlapped.hEvent = CreateEventA( NULL, TRUE, FALSE, NULL );
  
      readpipe = CreateNamedPipeA( pipename, FILE_FLAG_OVERLAPPED | PIPE_ACCESS_INBOUND,
                                   PIPE_TYPE_MESSAGE | PIPE_WAIT, 1, 1024, 1024,
                                   NMPWAIT_USE_DEFAULT_WAIT, NULL );
      ok( readpipe != INVALID_HANDLE_VALUE, "CreateNamedPipeA failed %u\n", GetLastError() );
  
      success = ConnectNamedPipe( readpipe, &overlapped );
      ok( !success, "ConnectNamedPipe unexpectedly succeeded\n" );
      ok( GetLastError() == ERROR_IO_PENDING, "expected ERROR_IO_PENDING, got %u\n", GetLastError() );
  
      writepipe = CreateFileA( pipename, GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, NULL );
      ok( writepipe != INVALID_HANDLE_VALUE, "CreateFileA failed %u\n", GetLastError() );
  
      ret = WaitForSingleObject( overlapped.hEvent, 1000 );
      ok( ret == WAIT_OBJECT_0, "expected WAIT_OBJECT_0, got %u\n", ret );
  
      memset( base, 0, size );
      overlapped2 = (OVERLAPPED*)(base + size - sizeof(*overlapped2));
      overlapped2->hEvent = CreateEventA( NULL, TRUE, FALSE, NULL );
  
      count = 64;
      ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 16, "wrong count %lu\n", count );
  
      success = ReadFile( readpipe, base, sizeof(testdata), NULL, overlapped2 );
      ok( !success, "ReadFile unexpectedly succeeded\n" );
      ok( GetLastError() == ERROR_IO_PENDING, "expected ERROR_IO_PENDING, got %u\n", GetLastError() );
      overlapped2->Internal = 0xdeadbeef;
  
      count = 64;
      ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 2, "wrong count %lu\n", count );
  
      num_bytes = 0;
      success = WriteFile( writepipe, testdata, sizeof(testdata), &num_bytes, NULL );
      ok( success, "WriteFile failed %u\n", GetLastError() );
      ok( num_bytes == sizeof(testdata), "wrong number of bytes written %u\n", num_bytes );
  
      num_bytes = 0;
      success = GetOverlappedResult( readpipe, overlapped2, &num_bytes, TRUE );
      ok( success, "GetOverlappedResult failed %u\n", GetLastError() );
      ok( num_bytes == sizeof(testdata), "wrong number of bytes read %u\n", num_bytes );
      ok( !memcmp( base, testdata, sizeof(testdata)), "didn't receive expected data\n" );
  
      count = 64;
      memset( results, 0, sizeof(results) );
      ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 2, "wrong count %lu\n", count );
      ok( results[0] == base, "wrong result %p\n", results[0] );
  
      CloseHandle( readpipe );
      CloseHandle( writepipe );
      CloseHandle( overlapped.hEvent );
      CloseHandle( overlapped2->hEvent );
  
      /* some invalid parameter tests */
  
      SetLastError( 0xdeadbeef );
      count = 0;
      ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
      if (ret)
      {
          ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
          ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
  
          SetLastError( 0xdeadbeef );
          ret = pGetWriteWatch( 0, base, size, results, NULL, &pagesize );
          ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
          ok( GetLastError() == ERROR_NOACCESS, "wrong error %u\n", GetLastError() );
  
          SetLastError( 0xdeadbeef );
          count = 64;
          ret = pGetWriteWatch( 0, base, size, results, &count, NULL );
          ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
          ok( GetLastError() == ERROR_NOACCESS, "wrong error %u\n", GetLastError() );
  
          SetLastError( 0xdeadbeef );
          count = 64;
          ret = pGetWriteWatch( 0, base, size, NULL, &count, &pagesize );
          ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
          ok( GetLastError() == ERROR_NOACCESS, "wrong error %u\n", GetLastError() );
  
          SetLastError( 0xdeadbeef );
          count = 0;
          ret = pGetWriteWatch( 0, base, size, NULL, &count, &pagesize );
          ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
          ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
  
          SetLastError( 0xdeadbeef );
          count = 64;
          ret = pGetWriteWatch( 0xdeadbeef, base, size, results, &count, &pagesize );
          ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
          ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
  
          SetLastError( 0xdeadbeef );
          count = 64;
          ret = pGetWriteWatch( 0, base, 0, results, &count, &pagesize );
          ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
          ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
  
          SetLastError( 0xdeadbeef );
          count = 64;
          ret = pGetWriteWatch( 0, base, size * 2, results, &count, &pagesize );
          ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
          ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
  
          SetLastError( 0xdeadbeef );
          count = 64;
          ret = pGetWriteWatch( 0, base + size - pagesize, pagesize + 1, results, &count, &pagesize );
          ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
          ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
  
          SetLastError( 0xdeadbeef );
          ret = pResetWriteWatch( base, 0 );
          ok( ret == ~0u, "ResetWriteWatch succeeded %u\n", ret );
          ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
  
          SetLastError( 0xdeadbeef );
          ret = pResetWriteWatch( GetModuleHandleW(NULL), size );
          ok( ret == ~0u, "ResetWriteWatch succeeded %u\n", ret );
          ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
      }
      else  /* win98 is completely different */
      {
          SetLastError( 0xdeadbeef );
          count = 64;
          ret = pGetWriteWatch( 0, base, size, NULL, &count, &pagesize );
          ok( ret == ERROR_INVALID_PARAMETER, "GetWriteWatch succeeded %u\n", ret );
          ok( GetLastError() == 0xdeadbeef, "wrong error %u\n", GetLastError() );
  
          count = 0;
          ret = pGetWriteWatch( 0, base, size, NULL, &count, &pagesize );
          ok( !ret, "GetWriteWatch failed %u\n", ret );
  
          count = 64;
          ret = pGetWriteWatch( 0xdeadbeef, base, size, results, &count, &pagesize );
          ok( !ret, "GetWriteWatch failed %u\n", ret );
  
          count = 64;
          ret = pGetWriteWatch( 0, base, 0, results, &count, &pagesize );
          ok( !ret, "GetWriteWatch failed %u\n", ret );
  
          ret = pResetWriteWatch( base, 0 );
          ok( !ret, "ResetWriteWatch failed %u\n", ret );
  
          ret = pResetWriteWatch( GetModuleHandleW(NULL), size );
          ok( !ret, "ResetWriteWatch failed %u\n", ret );
      }
  
      VirtualFree( base, 0, MEM_RELEASE );
  
      base = VirtualAlloc( 0, size, MEM_RESERVE | MEM_WRITE_WATCH, PAGE_READWRITE );
      ok( base != NULL, "VirtualAlloc failed %u\n", GetLastError() );
      VirtualFree( base, 0, MEM_RELEASE );
  
      base = VirtualAlloc( 0, size, MEM_WRITE_WATCH, PAGE_READWRITE );
      ok( !base, "VirtualAlloc succeeded\n" );
      ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
  
      /* initial protect doesn't matter */
  
      base = VirtualAlloc( 0, size, MEM_RESERVE | MEM_WRITE_WATCH, PAGE_NOACCESS );
      ok( base != NULL, "VirtualAlloc failed %u\n", GetLastError() );
      base = VirtualAlloc( base, size, MEM_COMMIT, PAGE_NOACCESS );
      ok( base != NULL, "VirtualAlloc failed %u\n", GetLastError() );
  
      count = 64;
      ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 0, "wrong count %lu\n", count );
  
      ret = VirtualProtect( base, 6*pagesize, PAGE_READWRITE, &old_prot );
      ok( ret, "VirtualProtect failed error %u\n", GetLastError() );
      ok( old_prot == PAGE_NOACCESS, "wrong old prot %x\n", old_prot );
  
      base[5*pagesize + 200] = 3;
  
      ret = VirtualProtect( base, 6*pagesize, PAGE_NOACCESS, &old_prot );
      ok( ret, "VirtualProtect failed error %u\n", GetLastError() );
      ok( old_prot == PAGE_READWRITE, "wrong old prot %x\n", old_prot );
  
      count = 64;
      ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 1, "wrong count %lu\n", count );
      ok( results[0] == base + 5*pagesize, "wrong result %p\n", results[0] );
  
      ret = pResetWriteWatch( base, size );
      ok( !ret, "pResetWriteWatch failed %u\n", GetLastError() );
  
      ret = VirtualProtect( base, 6*pagesize, PAGE_READWRITE, &old_prot );
      ok( ret, "VirtualProtect failed error %u\n", GetLastError() );
      ok( old_prot == PAGE_NOACCESS, "wrong old prot %x\n", old_prot );
  
      base[3*pagesize + 200] = 3;
      base[5*pagesize + 200] = 3;
  
      ret = VirtualFree( base, size, MEM_DECOMMIT );
      ok( ret, "VirtualFree failed %u\n", GetLastError() );
  
      count = 64;
      ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( !count, "wrong count %lu\n", count );
  
      base = VirtualAlloc( base, size, MEM_COMMIT, PAGE_READWRITE );
      ok(!!base, "VirtualAlloc failed.\n");
  
      count = 64;
      ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( !count, "wrong count %lu\n", count );
  
      base[3*pagesize + 200] = 3;
      ret = VirtualProtect( base, 6*pagesize, PAGE_READWRITE, &old_prot );
      ok( ret, "VirtualProtect failed error %u\n", GetLastError() );
      ok( old_prot == PAGE_READWRITE, "wrong old prot %x\n", old_prot );
  
      base[5*pagesize + 200] = 3;
      count = 64;
      ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 2, "wrong count %lu\n", count );
      ok( results[0] == base + 3*pagesize && results[1] == base + 5*pagesize, "wrong result %p\n", results[0] );
  
      ret = VirtualFree( base, size, MEM_DECOMMIT );
      ok( ret, "VirtualFree failed %u\n", GetLastError() );
  
      count = 64;
      ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      todo_wine ok( count == 1, "wrong count %lu\n", count );
      ok( results[0] == base + 3*pagesize, "wrong result %p\n", results[0] );
  
      base = VirtualAlloc( base, size, MEM_COMMIT, PAGE_READWRITE );
      ok(!!base, "VirtualAlloc failed.\n");
  
      count = 64;
      ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      todo_wine ok( count == 1, "wrong count %lu\n", count );
      ok( results[0] == base + 3*pagesize, "wrong result %p\n", results[0] );
  
      VirtualFree( base, 0, MEM_RELEASE );
  }
  
  #if defined(__i386__) || defined(__x86_64__)
  
  static DWORD WINAPI stack_commit_func( void *arg )
  {
      volatile char *p = (char *)&p;
  
      /* trigger all guard pages, to ensure that the pages are committed */
      while (p >= (char *)NtCurrentTeb()->DeallocationStack + 4 * 0x1000)
      {
          p[0] |= 0;
          p -= 0x1000;
      }
  
      ok( arg == (void *)0xdeadbeef, "expected 0xdeadbeef, got %p\n", arg );
      return 42;
  }
  
  static void test_stack_commit(void)
  {
  #ifdef __i386__
      static const char code_call_on_stack[] = {
          0x55,                   /* pushl %ebp */
          0x56,                   /* pushl %esi */
          0x89, 0xe6,             /* movl %esp,%esi */
          0x8b, 0x4c, 0x24, 0x0c, /* movl 12(%esp),%ecx - func */
          0x8b, 0x54, 0x24, 0x10, /* movl 16(%esp),%edx - arg */
          0x8b, 0x44, 0x24, 0x14, /* movl 20(%esp),%eax - stack */
          0x83, 0xe0, 0xf0,       /* andl $~15,%eax */
          0x83, 0xe8, 0x0c,       /* subl $12,%eax */
          0x89, 0xc4,             /* movl %eax,%esp */
          0x52,                   /* pushl %edx */
          0x31, 0xed,             /* xorl %ebp,%ebp */
          0xff, 0xd1,             /* call *%ecx */
          0x89, 0xf4,             /* movl %esi,%esp */
          0x5e,                   /* popl %esi */
          0x5d,                   /* popl %ebp */
          0xc2, 0x0c, 0x00 };     /* ret $12 */
  #else
      static const char code_call_on_stack[] = {
          0x55,                   /* pushq %rbp */
          0x48, 0x89, 0xe5,       /* movq %rsp,%rbp */
                                  /* %rcx - func, %rdx - arg, %r8 - stack */
          0x48, 0x87, 0xca,       /* xchgq %rcx,%rdx */
          0x49, 0x83, 0xe0, 0xf0, /* andq $~15,%r8 */
          0x49, 0x83, 0xe8, 0x20, /* subq $0x20,%r8 */
          0x4c, 0x89, 0xc4,       /* movq %r8,%rsp */
          0xff, 0xd2,             /* callq *%rdx */
          0x48, 0x89, 0xec,       /* movq %rbp,%rsp */
          0x5d,                   /* popq %rbp */
          0xc3 };                 /* ret */
  #endif
      DWORD (WINAPI *call_on_stack)( DWORD (WINAPI *func)(void *), void *arg, void *stack );
      void *old_stack, *old_stack_base, *old_stack_limit;
      void *new_stack, *new_stack_base;
      DWORD result;
  
      call_on_stack = VirtualAlloc( 0, 0x1000, MEM_RESERVE | MEM_COMMIT, PAGE_EXECUTE_READWRITE );
      ok( call_on_stack != NULL, "VirtualAlloc failed %u\n", GetLastError() );
      memcpy( call_on_stack, code_call_on_stack, sizeof(code_call_on_stack) );
  
      /* allocate a new stack, only the first guard page is committed */
      new_stack = VirtualAlloc( 0, 0x400000, MEM_RESERVE, PAGE_READWRITE );
      ok( new_stack != NULL, "VirtualAlloc failed %u\n", GetLastError() );
      new_stack_base = (char *)new_stack + 0x400000;
      VirtualAlloc( (char *)new_stack_base - 0x1000, 0x1000, MEM_COMMIT, PAGE_READWRITE | PAGE_GUARD );
  
      old_stack       = NtCurrentTeb()->DeallocationStack;
      old_stack_base  = NtCurrentTeb()->Tib.StackBase;
      old_stack_limit = NtCurrentTeb()->Tib.StackLimit;
  
      NtCurrentTeb()->DeallocationStack  = new_stack;
      NtCurrentTeb()->Tib.StackBase      = new_stack_base;
      NtCurrentTeb()->Tib.StackLimit     = new_stack_base;
  
      result = call_on_stack( stack_commit_func, (void *)0xdeadbeef, new_stack_base );
  
      NtCurrentTeb()->DeallocationStack  = old_stack;
      NtCurrentTeb()->Tib.StackBase      = old_stack_base;
      NtCurrentTeb()->Tib.StackLimit     = old_stack_limit;
  
      ok( result == 42, "expected 42, got %u\n", result );
  
      VirtualFree( new_stack, 0, MEM_RELEASE );
      VirtualFree( call_on_stack, 0, MEM_RELEASE );
  }
  
  #endif  /* defined(__i386__) || defined(__x86_64__) */
  #ifdef __i386__
  
  static LONG num_guard_page_calls;
  
  static DWORD guard_page_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
                                   CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
  {
      trace( "exception: %08x flags:%x addr:%p\n",
             rec->ExceptionCode, rec->ExceptionFlags, rec->ExceptionAddress );
  
      ok( rec->NumberParameters == 2, "NumberParameters is %d instead of 2\n", rec->NumberParameters );
      ok( rec->ExceptionCode == STATUS_GUARD_PAGE_VIOLATION, "ExceptionCode is %08x instead of %08x\n",
          rec->ExceptionCode, STATUS_GUARD_PAGE_VIOLATION );
  
      InterlockedIncrement( &num_guard_page_calls );
      *(int *)rec->ExceptionInformation[1] += 0x100;
  
      return ExceptionContinueExecution;
  }
  
  static void test_guard_page(void)
  {
      EXCEPTION_REGISTRATION_RECORD frame;
      MEMORY_BASIC_INFORMATION info;
      DWORD ret, size, old_prot;
      int *value, old_value;
      void *results[64];
      ULONG_PTR count;
      ULONG pagesize;
      BOOL success;
      char *base;
  
      size = 0x1000;
      base = VirtualAlloc( 0, size, MEM_RESERVE | MEM_COMMIT, PAGE_READWRITE | PAGE_GUARD );
      ok( base != NULL, "VirtualAlloc failed %u\n", GetLastError() );
      value = (int *)base;
  
      /* verify info structure */
      ret = VirtualQuery( base, &info, sizeof(info) );
      ok( ret, "VirtualQuery failed %u\n", GetLastError());
      ok( info.BaseAddress == base, "BaseAddress %p instead of %p\n", info.BaseAddress, base );
      ok( info.AllocationProtect == (PAGE_READWRITE | PAGE_GUARD), "wrong AllocationProtect %x\n", info.AllocationProtect );
      ok( info.RegionSize == size, "wrong RegionSize 0x%lx\n", info.RegionSize );
      ok( info.State == MEM_COMMIT, "wrong State 0x%x\n", info.State );
      ok( info.Protect == (PAGE_READWRITE | PAGE_GUARD), "wrong Protect 0x%x\n", info.Protect );
      ok( info.Type == MEM_PRIVATE, "wrong Type 0x%x\n", info.Type );
  
      /* put some initial value into the memory */
      success = VirtualProtect( base, size, PAGE_READWRITE, &old_prot );
      ok( success, "VirtualProtect failed %u\n", GetLastError() );
      ok( old_prot == (PAGE_READWRITE | PAGE_GUARD), "wrong old prot %x\n", old_prot );
  
      *value       = 1;
      *(value + 1) = 2;
  
      success = VirtualProtect( base, size, PAGE_READWRITE | PAGE_GUARD, &old_prot );
      ok( success, "VirtualProtect failed %u\n", GetLastError() );
      ok( old_prot == PAGE_READWRITE, "wrong old prot %x\n", old_prot );
  
      /* test behaviour of VirtualLock - first attempt should fail */
      SetLastError( 0xdeadbeef );
      success = VirtualLock( base, size );
      ok( !success, "VirtualLock unexpectedly succeeded\n" );
      todo_wine
      ok( GetLastError() == STATUS_GUARD_PAGE_VIOLATION, "wrong error %u\n", GetLastError() );
  
      success = VirtualLock( base, size );
      todo_wine
      ok( success, "VirtualLock failed %u\n", GetLastError() );
      if (success)
      {
          ok( *value == 1, "memory block contains wrong value, expected 1, got 0x%x\n", *value );
          success = VirtualUnlock( base, size );
          ok( success, "VirtualUnlock failed %u\n", GetLastError() );
      }
  
      /* check info structure again, PAGE_GUARD should be removed now */
      ret = VirtualQuery( base, &info, sizeof(info) );
      ok( ret, "VirtualQuery failed %u\n", GetLastError());
      ok( info.BaseAddress == base, "BaseAddress %p instead of %p\n", info.BaseAddress, base );
      ok( info.AllocationProtect == (PAGE_READWRITE | PAGE_GUARD), "wrong AllocationProtect %x\n", info.AllocationProtect );
      ok( info.RegionSize == size, "wrong RegionSize 0x%lx\n", info.RegionSize );
      ok( info.State == MEM_COMMIT, "wrong State 0x%x\n", info.State );
      todo_wine
      ok( info.Protect == PAGE_READWRITE, "wrong Protect 0x%x\n", info.Protect );
      ok( info.Type == MEM_PRIVATE, "wrong Type 0x%x\n", info.Type );
  
      success = VirtualProtect( base, size, PAGE_READWRITE | PAGE_GUARD, &old_prot );
      ok( success, "VirtualProtect failed %u\n", GetLastError() );
      todo_wine
      ok( old_prot == PAGE_READWRITE, "wrong old prot %x\n", old_prot );
  
      /* test directly accessing the memory - we need to setup an exception handler first */
      frame.Handler = guard_page_handler;
      frame.Prev = NtCurrentTeb()->Tib.ExceptionList;
      NtCurrentTeb()->Tib.ExceptionList = &frame;
  
      InterlockedExchange( &num_guard_page_calls, 0 );
      InterlockedExchange( &old_value, *value ); /* exception handler increments value by 0x100 */
      *value = 2;
      ok( old_value == 0x101, "memory block contains wrong value, expected 0x101, got 0x%x\n", old_value );
      ok( num_guard_page_calls == 1, "expected one callback of guard page handler, got %d calls\n", num_guard_page_calls );
  
      NtCurrentTeb()->Tib.ExceptionList = frame.Prev;
  
      /* check info structure again, PAGE_GUARD should be removed now */
      ret = VirtualQuery( base, &info, sizeof(info) );
      ok( ret, "VirtualQuery failed %u\n", GetLastError());
      ok( info.Protect == PAGE_READWRITE, "wrong Protect 0x%x\n", info.Protect );
  
      success = VirtualProtect( base, size, PAGE_READWRITE | PAGE_GUARD, &old_prot );
      ok( success, "VirtualProtect failed %u\n", GetLastError() );
      ok( old_prot == PAGE_READWRITE, "wrong old prot %x\n", old_prot );
  
      /* test accessing second integer in memory */
      frame.Handler = guard_page_handler;
      frame.Prev = NtCurrentTeb()->Tib.ExceptionList;
      NtCurrentTeb()->Tib.ExceptionList = &frame;
  
      InterlockedExchange( &num_guard_page_calls, 0 );
      old_value = *(value + 1);
      ok( old_value == 0x102, "memory block contains wrong value, expected 0x102, got 0x%x\n", old_value );
      ok( *value == 2, "memory block contains wrong value, expected 2, got 0x%x\n", *value );
      ok( num_guard_page_calls == 1, "expected one callback of guard page handler, got %d calls\n", num_guard_page_calls );
  
      NtCurrentTeb()->Tib.ExceptionList = frame.Prev;
  
      success = VirtualLock( base, size );
      ok( success, "VirtualLock failed %u\n", GetLastError() );
      if (success)
      {
          ok( *value == 2, "memory block contains wrong value, expected 2, got 0x%x\n", *value );
          success = VirtualUnlock( base, size );
          ok( success, "VirtualUnlock failed %u\n", GetLastError() );
      }
  
      VirtualFree( base, 0, MEM_RELEASE );
  
      /* combined guard page / write watch tests */
      if (!pGetWriteWatch || !pResetWriteWatch)
      {
          win_skip( "GetWriteWatch not supported, skipping combined guard page / write watch tests\n" );
          return;
      }
  
      base = VirtualAlloc( 0, size, MEM_RESERVE | MEM_COMMIT | MEM_WRITE_WATCH, PAGE_READWRITE | PAGE_GUARD  );
      if (!base && (GetLastError() == ERROR_INVALID_PARAMETER || GetLastError() == ERROR_NOT_SUPPORTED))
      {
          win_skip( "MEM_WRITE_WATCH not supported\n" );
          return;
      }
      ok( base != NULL, "VirtualAlloc failed %u\n", GetLastError() );
      value = (int *)base;
  
      ret = VirtualQuery( base, &info, sizeof(info) );
      ok( ret, "VirtualQuery failed %u\n", GetLastError() );
      ok( info.BaseAddress == base, "BaseAddress %p instead of %p\n", info.BaseAddress, base );
      ok( info.AllocationProtect == (PAGE_READWRITE | PAGE_GUARD), "wrong AllocationProtect %x\n", info.AllocationProtect );
      ok( info.RegionSize == size, "wrong RegionSize 0x%lx\n", info.RegionSize );
      ok( info.State == MEM_COMMIT, "wrong State 0x%x\n", info.State );
      ok( info.Protect == (PAGE_READWRITE | PAGE_GUARD), "wrong Protect 0x%x\n", info.Protect );
      ok( info.Type == MEM_PRIVATE, "wrong Type 0x%x\n", info.Type );
  
      count = 64;
      ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 0, "wrong count %lu\n", count );
  
      /* writing to a page should trigger should trigger guard page, even if write watch is set */
      frame.Handler = guard_page_handler;
      frame.Prev = NtCurrentTeb()->Tib.ExceptionList;
      NtCurrentTeb()->Tib.ExceptionList = &frame;
  
      InterlockedExchange( &num_guard_page_calls, 0 );
      *value       = 1;
      *(value + 1) = 2;
      ok( num_guard_page_calls == 1, "expected one callback of guard page handler, got %d calls\n", num_guard_page_calls );
  
      NtCurrentTeb()->Tib.ExceptionList = frame.Prev;
  
      count = 64;
      ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 1, "wrong count %lu\n", count );
      ok( results[0] == base, "wrong result %p\n", results[0] );
  
      success = VirtualProtect( base, size, PAGE_READWRITE | PAGE_GUARD, &old_prot );
      ok( success, "VirtualProtect failed %u\n", GetLastError() );
  
      /* write watch is triggered from inside of the guard page handler */
      frame.Handler = guard_page_handler;
      frame.Prev = NtCurrentTeb()->Tib.ExceptionList;
      NtCurrentTeb()->Tib.ExceptionList = &frame;
  
      InterlockedExchange( &num_guard_page_calls, 0 );
      old_value = *(value + 1); /* doesn't trigger write watch */
      ok( old_value == 0x102, "memory block contains wrong value, expected 0x102, got 0x%x\n", old_value );
      ok( *value == 1, "memory block contains wrong value, expected 1, got 0x%x\n", *value );
      ok( num_guard_page_calls == 1, "expected one callback of guard page handler, got %d calls\n", num_guard_page_calls );
  
      NtCurrentTeb()->Tib.ExceptionList = frame.Prev;
  
      count = 64;
      ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 1, "wrong count %lu\n", count );
      ok( results[0] == base, "wrong result %p\n", results[0] );
  
      success = VirtualProtect( base, size, PAGE_READWRITE | PAGE_GUARD, &old_prot );
      ok( success, "VirtualProtect failed %u\n", GetLastError() );
  
      /* test behaviour of VirtualLock - first attempt should fail without triggering write watches */
      SetLastError( 0xdeadbeef );
      success = VirtualLock( base, size );
      ok( !success, "VirtualLock unexpectedly succeeded\n" );
      todo_wine
      ok( GetLastError() == STATUS_GUARD_PAGE_VIOLATION, "wrong error %u\n", GetLastError() );
  
      count = 64;
      ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 0, "wrong count %lu\n", count );
  
      success = VirtualLock( base, size );
      todo_wine
      ok( success, "VirtualLock failed %u\n", GetLastError() );
      if (success)
      {
          ok( *value == 1, "memory block contains wrong value, expected 1, got 0x%x\n", *value );
          success = VirtualUnlock( base, size );
          ok( success, "VirtualUnlock failed %u\n", GetLastError() );
      }
  
      count = 64;
      results[0] = (void *)0xdeadbeef;
      ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      todo_wine
      ok( count == 1 || broken(count == 0) /* Windows 8 */, "wrong count %lu\n", count );
      todo_wine
      ok( results[0] == base || broken(results[0] == (void *)0xdeadbeef) /* Windows 8 */, "wrong result %p\n", results[0] );
  
      VirtualFree( base, 0, MEM_RELEASE );
  }
  
  static LONG num_execute_fault_calls;
  
  static DWORD execute_fault_seh_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
                                          CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
  {
      ULONG flags = MEM_EXECUTE_OPTION_ENABLE;
      DWORD err;
  
      trace( "exception: %08x flags:%x addr:%p info[0]:%ld info[1]:%p\n",
             rec->ExceptionCode, rec->ExceptionFlags, rec->ExceptionAddress,
             rec->ExceptionInformation[0], (void *)rec->ExceptionInformation[1] );
  
      ok( rec->NumberParameters == 2, "NumberParameters is %d instead of 2\n", rec->NumberParameters );
      ok( rec->ExceptionCode == STATUS_ACCESS_VIOLATION || rec->ExceptionCode == STATUS_GUARD_PAGE_VIOLATION,
          "ExceptionCode is %08x instead of STATUS_ACCESS_VIOLATION or STATUS_GUARD_PAGE_VIOLATION\n", rec->ExceptionCode );
  
      NtQueryInformationProcess( GetCurrentProcess(), ProcessExecuteFlags, &flags, sizeof(flags), NULL );
  
      if (rec->ExceptionCode == STATUS_GUARD_PAGE_VIOLATION)
      {
  
          err = IsProcessorFeaturePresent( PF_NX_ENABLED ) ? EXCEPTION_EXECUTE_FAULT : EXCEPTION_READ_FAULT;
          ok( rec->ExceptionInformation[0] == err, "ExceptionInformation[0] is %d instead of %d\n",
              (DWORD)rec->ExceptionInformation[0], err );
  
          InterlockedIncrement( &num_guard_page_calls );
      }
      else if (rec->ExceptionCode == STATUS_ACCESS_VIOLATION)
      {
          DWORD old_prot;
          BOOL success;
  
          err = (flags & MEM_EXECUTE_OPTION_DISABLE) ? EXCEPTION_EXECUTE_FAULT : EXCEPTION_READ_FAULT;
          ok( rec->ExceptionInformation[0] == err, "ExceptionInformation[0] is %d instead of %d\n",
              (DWORD)rec->ExceptionInformation[0], err );
  
          success = VirtualProtect( (void *)rec->ExceptionInformation[1], 16, PAGE_EXECUTE_READWRITE, &old_prot );
          ok( success, "VirtualProtect failed %u\n", GetLastError() );
          ok( old_prot == PAGE_READWRITE, "wrong old prot %x\n", old_prot );
  
          InterlockedIncrement( &num_execute_fault_calls );
      }
  
      return ExceptionContinueExecution;
  }
  
  static LONG CALLBACK execute_fault_vec_handler( EXCEPTION_POINTERS *ExceptionInfo )
  {
      PEXCEPTION_RECORD rec = ExceptionInfo->ExceptionRecord;
      DWORD old_prot;
      BOOL success;
  
      trace( "exception: %08x flags:%x addr:%p info[0]:%ld info[1]:%p\n",
             rec->ExceptionCode, rec->ExceptionFlags, rec->ExceptionAddress,
             rec->ExceptionInformation[0], (void *)rec->ExceptionInformation[1] );
  
      ok( rec->NumberParameters == 2, "NumberParameters is %d instead of 2\n", rec->NumberParameters );
      ok( rec->ExceptionCode == STATUS_ACCESS_VIOLATION,
          "ExceptionCode is %08x instead of STATUS_ACCESS_VIOLATION\n", rec->ExceptionCode );
  
      if (rec->ExceptionCode == STATUS_ACCESS_VIOLATION)
          InterlockedIncrement( &num_execute_fault_calls );
  
      if (rec->ExceptionInformation[0] == EXCEPTION_READ_FAULT)
          return EXCEPTION_CONTINUE_SEARCH;
  
      success = VirtualProtect( (void *)rec->ExceptionInformation[1], 16, PAGE_EXECUTE_READWRITE, &old_prot );
      ok( success, "VirtualProtect failed %u\n", GetLastError() );
      ok( old_prot == PAGE_NOACCESS, "wrong old prot %x\n", old_prot );
  
      return EXCEPTION_CONTINUE_EXECUTION;
  }
  
  static inline DWORD send_message_excpt( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam )
  {
      EXCEPTION_REGISTRATION_RECORD frame;
      DWORD ret;
  
      frame.Handler = execute_fault_seh_handler;
      frame.Prev = NtCurrentTeb()->Tib.ExceptionList;
      NtCurrentTeb()->Tib.ExceptionList = &frame;
  
      InterlockedExchange( &num_guard_page_calls, 0 );
      InterlockedExchange( &num_execute_fault_calls, 0 );
      ret = SendMessageA( hWnd, uMsg, wParam, lParam );
  
      NtCurrentTeb()->Tib.ExceptionList = frame.Prev;
  
      return ret;
  }
  
  static inline DWORD call_proc_excpt( DWORD (CALLBACK *code)(void *), void *arg )
  {
      EXCEPTION_REGISTRATION_RECORD frame;
      DWORD ret;
  
      frame.Handler = execute_fault_seh_handler;
      frame.Prev = NtCurrentTeb()->Tib.ExceptionList;
      NtCurrentTeb()->Tib.ExceptionList = &frame;
  
      InterlockedExchange( &num_guard_page_calls, 0 );
      InterlockedExchange( &num_execute_fault_calls, 0 );
      ret = code( arg );
  
      NtCurrentTeb()->Tib.ExceptionList = frame.Prev;
  
      return ret;
  }
  
  static LRESULT CALLBACK jmp_test_func( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam )
  {
      if (uMsg == WM_USER)
          return 42;
  
      return DefWindowProcA( hWnd, uMsg, wParam, lParam );
  }
  
  static LRESULT CALLBACK atl_test_func( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam )
  {
      DWORD arg = (DWORD)hWnd;
      if (uMsg == WM_USER)
          ok( arg == 0x11223344, "arg is 0x%08x instead of 0x11223344\n", arg );
      else
          ok( arg != 0x11223344, "arg is unexpectedly 0x11223344\n" );
      return 43;
  }
  
  static DWORD CALLBACK atl5_test_func( void )
  {
      return 44;
  }
  
  static void test_atl_thunk_emulation( ULONG dep_flags )
  {
      static const char code_jmp[] = {0xE9, 0x00, 0x00, 0x00, 0x00};
      static const char code_atl1[] = {0xC7, 0x44, 0x24, 0x04, 0x44, 0x33, 0x22, 0x11, 0xE9, 0x00, 0x00, 0x00, 0x00};
      static const char code_atl2[] = {0xB9, 0x44, 0x33, 0x22, 0x11, 0xE9, 0x00, 0x00, 0x00, 0x00};
      static const char code_atl3[] = {0xBA, 0x44, 0x33, 0x22, 0x11, 0xB9, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xE1};
      static const char code_atl4[] = {0xB9, 0x44, 0x33, 0x22, 0x11, 0xB8, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xE0};
      static const char code_atl5[] = {0x59, 0x58, 0x51, 0xFF, 0x60, 0x04};
      static const char cls_name[] = "atl_thunk_class";
      DWORD ret, size, old_prot;
      ULONG old_flags = MEM_EXECUTE_OPTION_ENABLE;
      BOOL success, restore_flags = FALSE;
      void *results[64];
      ULONG_PTR count;
      ULONG pagesize;
      WNDCLASSEXA wc;
      char *base;
      HWND hWnd;
  
      trace( "Running DEP tests with ProcessExecuteFlags = %d\n", dep_flags );
  
      NtQueryInformationProcess( GetCurrentProcess(), ProcessExecuteFlags, &old_flags, sizeof(old_flags), NULL );
      if (old_flags != dep_flags)
      {
          ret = NtSetInformationProcess( GetCurrentProcess(), ProcessExecuteFlags, &dep_flags, sizeof(dep_flags) );
          if (ret == STATUS_INVALID_INFO_CLASS /* Windows 2000 */ ||
              ret == STATUS_ACCESS_DENIED)
          {
              win_skip( "Skipping DEP tests with ProcessExecuteFlags = %d\n", dep_flags );
              return;
          }
          ok( !ret, "NtSetInformationProcess failed with status %08x\n", ret );
          restore_flags = TRUE;
      }
  
      size = 0x1000;
      base = VirtualAlloc( 0, size, MEM_RESERVE | MEM_COMMIT, PAGE_READWRITE );
      ok( base != NULL, "VirtualAlloc failed %u\n", GetLastError() );
  
      /* Check result of GetProcessDEPPolicy */
      if (!pGetProcessDEPPolicy)
          win_skip( "GetProcessDEPPolicy not supported\n" );
      else
      {
          BOOL (WINAPI *get_dep_policy)(HANDLE, LPDWORD, PBOOL) = (void *)base;
          BOOL policy_permanent = 0xdeadbeef;
          DWORD policy_flags = 0xdeadbeef;
  
          /* GetProcessDEPPolicy crashes on Windows when a NULL pointer is passed.
           * Moreover this function has a bug on Windows 8, which has the effect that
           * policy_permanent is set to the content of the CL register instead of 0,
           * when the policy is not permanent. To detect that we use an assembler
           * wrapper to call the function. */
  
          memcpy( base, code_atl2, sizeof(code_atl2) );
          *(DWORD *)(base + 6) = (DWORD_PTR)pGetProcessDEPPolicy - (DWORD_PTR)(base + 10);
  
          success = VirtualProtect( base, size, PAGE_EXECUTE_READWRITE, &old_prot );
          ok( success, "VirtualProtect failed %u\n", GetLastError() );
  
          success = get_dep_policy( GetCurrentProcess(), &policy_flags, &policy_permanent );
          ok( success, "GetProcessDEPPolicy failed %u\n", GetLastError() );
  
          ret = 0;
          if (dep_flags & MEM_EXECUTE_OPTION_DISABLE)
              ret |= PROCESS_DEP_ENABLE;
          if (dep_flags & MEM_EXECUTE_OPTION_DISABLE_THUNK_EMULATION)
              ret |= PROCESS_DEP_DISABLE_ATL_THUNK_EMULATION;
  
          ok( policy_flags == ret, "expected policy flags %d, got %d\n", ret, policy_flags );
          ok( !policy_permanent || broken(policy_permanent == 0x44),
              "expected policy permanent FALSE, got %d\n", policy_permanent );
      }
  
      memcpy( base, code_jmp, sizeof(code_jmp) );
      *(DWORD *)(base + 1) = (DWORD_PTR)jmp_test_func - (DWORD_PTR)(base + 5);
  
      /* On Windows, the ATL Thunk emulation is only enabled while running WndProc functions,
       * whereas in Wine such a limitation doesn't exist yet. We want to test in a scenario
       * where it is active, so that application which depend on that still work properly.
       * We have no exception handler enabled yet, so give proper EXECUTE permissions to
       * prevent crashes while creating the window. */
  
      success = VirtualProtect( base, size, PAGE_EXECUTE_READWRITE, &old_prot );
      ok( success, "VirtualProtect failed %u\n", GetLastError() );
  
      memset( &wc, 0, sizeof(wc) );
      wc.cbSize        = sizeof(wc);
      wc.style         = CS_VREDRAW | CS_HREDRAW;
      wc.hInstance     = GetModuleHandleA( 0 );
      wc.hCursor       = LoadCursorA( NULL, (LPCSTR)IDC_ARROW );
      wc.hbrBackground = NULL;
      wc.lpszClassName = cls_name;
      wc.lpfnWndProc   = (WNDPROC)base;
      success = RegisterClassExA(&wc) != 0;
      ok( success, "RegisterClassExA failed %u\n", GetLastError() );
  
      hWnd = CreateWindowExA(0, cls_name, "Test", WS_TILEDWINDOW, 0, 0, 640, 480, 0, 0, 0, 0);
      ok( hWnd != 0, "CreateWindowExA failed %u\n", GetLastError() );
  
      ret = SendMessageA(hWnd, WM_USER, 0, 0);
      ok( ret == 42, "SendMessage returned unexpected result %d\n", ret );
  
      /* At first try with an instruction which is not recognized as proper ATL thunk
       * by the Windows ATL Thunk Emulator. Removing execute permissions will lead to
       * STATUS_ACCESS_VIOLATION exceptions when DEP is enabled. */
  
      success = VirtualProtect( base, size, PAGE_READWRITE, &old_prot );
      ok( success, "VirtualProtect failed %u\n", GetLastError() );
  
      ret = send_message_excpt( hWnd, WM_USER, 0, 0 );
      ok( ret == 42, "call returned wrong result, expected 42, got %d\n", ret );
      ok( num_guard_page_calls == 0, "expected no STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
      if ((dep_flags & MEM_EXECUTE_OPTION_DISABLE) && !IsProcessorFeaturePresent( PF_NX_ENABLED ))
      {
          trace( "DEP hardware support is not available\n" );
          ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
          dep_flags = MEM_EXECUTE_OPTION_ENABLE;
      }
      else if (dep_flags & MEM_EXECUTE_OPTION_DISABLE)
      {
          trace( "DEP hardware support is available\n" );
          ok( num_execute_fault_calls == 1, "expected one STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
      }
      else
          ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
  
      /* Now a bit more complicated, the page containing the code is protected with
       * PAGE_GUARD memory protection. */
  
      success = VirtualProtect( base, size, PAGE_READWRITE | PAGE_GUARD, &old_prot );
      ok( success, "VirtualProtect failed %u\n", GetLastError() );
  
      ret = send_message_excpt( hWnd, WM_USER, 0, 0 );
      ok( ret == 42, "call returned wrong result, expected 42, got %d\n", ret );
      ok( num_guard_page_calls == 1, "expected one STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
      if (dep_flags & MEM_EXECUTE_OPTION_DISABLE)
          ok( num_execute_fault_calls == 1, "expected one STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
      else
          ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
  
      ret = send_message_excpt( hWnd, WM_USER, 0, 0 );
      ok( ret == 42, "call returned wrong result, expected 42, got %d\n", ret );
      ok( num_guard_page_calls == 0, "expected no STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
      ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
  
      /* Now test with a proper ATL thunk instruction. */
  
      memcpy( base, code_atl1, sizeof(code_atl1) );
      *(DWORD *)(base + 9) = (DWORD_PTR)atl_test_func - (DWORD_PTR)(base + 13);
  
      success = VirtualProtect( base, size, PAGE_EXECUTE_READWRITE, &old_prot );
      ok( success, "VirtualProtect failed %u\n", GetLastError() );
  
      ret = SendMessageA(hWnd, WM_USER, 0, 0);
      ok( ret == 43, "SendMessage returned unexpected result %d\n", ret );
  
      /* Try executing with PAGE_READWRITE protection. */
  
      success = VirtualProtect( base, size, PAGE_READWRITE, &old_prot );
      ok( success, "VirtualProtect failed %u\n", GetLastError() );
  
      ret = send_message_excpt( hWnd, WM_USER, 0, 0 );
      ok( ret == 43, "call returned wrong result, expected 43, got %d\n", ret );
      ok( num_guard_page_calls == 0, "expected no STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
      if ((dep_flags & MEM_EXECUTE_OPTION_DISABLE) && (dep_flags & MEM_EXECUTE_OPTION_DISABLE_THUNK_EMULATION))
          ok( num_execute_fault_calls == 1, "expected one STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
      else
          ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
  
      /* Now a bit more complicated, the page containing the code is protected with
       * PAGE_GUARD memory protection. */
  
      success = VirtualProtect( base, size, PAGE_READWRITE | PAGE_GUARD, &old_prot );
      ok( success, "VirtualProtect failed %u\n", GetLastError() );
  
      /* the same, but with PAGE_GUARD set */
      ret = send_message_excpt( hWnd, WM_USER, 0, 0 );
      ok( ret == 43, "call returned wrong result, expected 43, got %d\n", ret );
      ok( num_guard_page_calls == 1, "expected one STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
      if ((dep_flags & MEM_EXECUTE_OPTION_DISABLE) && (dep_flags & MEM_EXECUTE_OPTION_DISABLE_THUNK_EMULATION))
          ok( num_execute_fault_calls == 1, "expected one STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
      else
          ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
  
      ret = send_message_excpt( hWnd, WM_USER, 0, 0 );
      ok( ret == 43, "call returned wrong result, expected 43, got %d\n", ret );
      ok( num_guard_page_calls == 0, "expected no STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
      ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
  
      /* The following test shows that on Windows, even a vectored exception handler
       * cannot intercept internal exceptions thrown by the ATL thunk emulation layer. */
  
      if ((dep_flags & MEM_EXECUTE_OPTION_DISABLE) && !(dep_flags & MEM_EXECUTE_OPTION_DISABLE_THUNK_EMULATION))
      {
          if (pRtlAddVectoredExceptionHandler && pRtlRemoveVectoredExceptionHandler)
          {
              PVOID vectored_handler;
  
              success = VirtualProtect( base, size, PAGE_NOACCESS, &old_prot );
              ok( success, "VirtualProtect failed %u\n", GetLastError() );
  
              vectored_handler = pRtlAddVectoredExceptionHandler( TRUE, &execute_fault_vec_handler );
              ok( vectored_handler != 0, "RtlAddVectoredExceptionHandler failed\n" );
  
              ret = send_message_excpt( hWnd, WM_USER, 0, 0 );
  
              pRtlRemoveVectoredExceptionHandler( vectored_handler );
  
              ok( ret == 43, "call returned wrong result, expected 43, got %d\n", ret );
              ok( num_execute_fault_calls == 1, "expected one STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
          }
          else
              win_skip( "RtlAddVectoredExceptionHandler or RtlRemoveVectoredExceptionHandler not found\n" );
      }
  
      /* Test alternative ATL thunk instructions. */
  
      memcpy( base, code_atl2, sizeof(code_atl2) );
      *(DWORD *)(base + 6) = (DWORD_PTR)atl_test_func - (DWORD_PTR)(base + 10);
  
      success = VirtualProtect( base, size, PAGE_READWRITE, &old_prot );
      ok( success, "VirtualProtect failed %u\n", GetLastError() );
  
      ret = send_message_excpt( hWnd, WM_USER + 1, 0, 0 );
      /* FIXME: we don't check the content of the register ECX yet */
      ok( ret == 43, "call returned wrong result, expected 43, got %d\n", ret );
      ok( num_guard_page_calls == 0, "expected no STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
      if ((dep_flags & MEM_EXECUTE_OPTION_DISABLE) && (dep_flags & MEM_EXECUTE_OPTION_DISABLE_THUNK_EMULATION))
          ok( num_execute_fault_calls == 1, "expected one STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
      else
          ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
  
      memcpy( base, code_atl3, sizeof(code_atl3) );
      *(DWORD *)(base + 6) = (DWORD_PTR)atl_test_func;
  
      success = VirtualProtect( base, size, PAGE_READWRITE, &old_prot );
      ok( success, "VirtualProtect failed %u\n", GetLastError() );
  
      ret = send_message_excpt( hWnd, WM_USER + 1, 0, 0 );
      /* FIXME: we don't check the content of the registers ECX/EDX yet */
      ok( ret == 43, "call returned wrong result, expected 43, got %d\n", ret );
      ok( num_guard_page_calls == 0, "expected no STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
      if ((dep_flags & MEM_EXECUTE_OPTION_DISABLE) && (dep_flags & MEM_EXECUTE_OPTION_DISABLE_THUNK_EMULATION))
          ok( num_execute_fault_calls == 1, "expected one STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
      else
          ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
  
      memcpy( base, code_atl4, sizeof(code_atl4) );
      *(DWORD *)(base + 6) = (DWORD_PTR)atl_test_func;
  
      success = VirtualProtect( base, size, PAGE_READWRITE, &old_prot );
      ok( success, "VirtualProtect failed %u\n", GetLastError() );
  
      ret = send_message_excpt( hWnd, WM_USER + 1, 0, 0 );
      /* FIXME: We don't check the content of the registers EAX/ECX yet */
      ok( ret == 43, "call returned wrong result, expected 43, got %d\n", ret );
      ok( num_guard_page_calls == 0, "expected no STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
      if ((dep_flags & MEM_EXECUTE_OPTION_DISABLE) && (dep_flags & MEM_EXECUTE_OPTION_DISABLE_THUNK_EMULATION))
          ok( num_execute_fault_calls == 1, "expected one STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
      else if (dep_flags & MEM_EXECUTE_OPTION_DISABLE)
          ok( num_execute_fault_calls == 0 || broken(num_execute_fault_calls == 1) /* Windows XP */,
              "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
      else
          ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
  
      memcpy( base, code_atl5, sizeof(code_atl5) );
  
      success = VirtualProtect( base, size, PAGE_READWRITE, &old_prot );
      ok( success, "VirtualProtect failed %u\n", GetLastError() );
  
      results[1] = atl5_test_func;
      ret = call_proc_excpt( (void *)base, results );
      /* FIXME: We don't check the content of the registers EAX/ECX yet */
      ok( ret == 44, "call returned wrong result, expected 44, got %d\n", ret );
      ok( num_guard_page_calls == 0, "expected no STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
      if ((dep_flags & MEM_EXECUTE_OPTION_DISABLE) && (dep_flags & MEM_EXECUTE_OPTION_DISABLE_THUNK_EMULATION))
          ok( num_execute_fault_calls == 1, "expected one STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
      else if (dep_flags & MEM_EXECUTE_OPTION_DISABLE)
          ok( num_execute_fault_calls == 0 || broken(num_execute_fault_calls == 1) /* Windows XP */,
              "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
      else
          ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
  
      /* Restore the JMP instruction, set to executable, and then destroy the Window */
  
      memcpy( base, code_jmp, sizeof(code_jmp) );
      *(DWORD *)(base + 1) = (DWORD_PTR)jmp_test_func - (DWORD_PTR)(base + 5);
  
      success = VirtualProtect( base, size, PAGE_EXECUTE_READWRITE, &old_prot );
      ok( success, "VirtualProtect failed %u\n", GetLastError() );
  
      DestroyWindow( hWnd );
  
      success = UnregisterClassA( cls_name, GetModuleHandleA(0) );
      ok( success, "UnregisterClass failed %u\n", GetLastError() );
  
      VirtualFree( base, 0, MEM_RELEASE );
  
      /* Repeat the tests from above with MEM_WRITE_WATCH protected memory. */
  
      base = VirtualAlloc( 0, size, MEM_RESERVE | MEM_COMMIT | MEM_WRITE_WATCH, PAGE_READWRITE  );
      if (!base && (GetLastError() == ERROR_INVALID_PARAMETER || GetLastError() == ERROR_NOT_SUPPORTED))
      {
          win_skip( "MEM_WRITE_WATCH not supported\n" );
          goto out;
      }
      ok( base != NULL, "VirtualAlloc failed %u\n", GetLastError() );
  
      count = 64;
      ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 0, "wrong count %lu\n", count );
  
      memcpy( base, code_jmp, sizeof(code_jmp) );
      *(DWORD *)(base + 1) = (DWORD_PTR)jmp_test_func - (DWORD_PTR)(base + 5);
  
      count = 64;
      ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 1, "wrong count %lu\n", count );
      ok( results[0] == base, "wrong result %p\n", results[0] );
  
      /* Create a new window class and associated Window (see above) */
  
      success = VirtualProtect( base, size, PAGE_EXECUTE_READWRITE, &old_prot );
      ok( success, "VirtualProtect failed %u\n", GetLastError() );
  
      memset( &wc, 0, sizeof(wc) );
      wc.cbSize        = sizeof(wc);
      wc.style         = CS_VREDRAW | CS_HREDRAW;
      wc.hInstance     = GetModuleHandleA( 0 );
      wc.hCursor       = LoadCursorA( NULL, (LPCSTR)IDC_ARROW );
      wc.hbrBackground = NULL;
      wc.lpszClassName = cls_name;
      wc.lpfnWndProc   = (WNDPROC)base;
      success = RegisterClassExA(&wc) != 0;
      ok( success, "RegisterClassExA failed %u\n", GetLastError() );
  
      hWnd = CreateWindowExA(0, cls_name, "Test", WS_TILEDWINDOW, 0, 0, 640, 480, 0, 0, 0, 0);
      ok( hWnd != 0, "CreateWindowExA failed %u\n", GetLastError() );
  
      ret = SendMessageA(hWnd, WM_USER, 0, 0);
      ok( ret == 42, "SendMessage returned unexpected result %d\n", ret );
  
      count = 64;
      ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 0, "wrong count %lu\n", count );
  
      /* At first try with an instruction which is not recognized as proper ATL thunk
       * by the Windows ATL Thunk Emulator. Removing execute permissions will lead to
       * STATUS_ACCESS_VIOLATION exceptions when DEP is enabled. */
  
      success = VirtualProtect( base, size, PAGE_READWRITE, &old_prot );
      ok( success, "VirtualProtect failed %u\n", GetLastError() );
  
      ret = send_message_excpt( hWnd, WM_USER, 0, 0 );
      ok( ret == 42, "call returned wrong result, expected 42, got %d\n", ret );
      ok( num_guard_page_calls == 0, "expected no STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
      if (dep_flags & MEM_EXECUTE_OPTION_DISABLE)
          ok( num_execute_fault_calls == 1, "expected one STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
      else
          ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
  
      count = 64;
      ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 0, "wrong count %lu\n", count );
  
      ret = send_message_excpt( hWnd, WM_USER, 0, 0 );
      ok( ret == 42, "call returned wrong result, expected 42, got %d\n", ret );
      ok( num_guard_page_calls == 0, "expected no STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
      ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
  
      /* Now a bit more complicated, the page containing the code is protected with
       * PAGE_GUARD memory protection. */
  
      success = VirtualProtect( base, size, PAGE_READWRITE | PAGE_GUARD, &old_prot );
      ok( success, "VirtualProtect failed %u\n", GetLastError() );
  
      ret = send_message_excpt( hWnd, WM_USER, 0, 0 );
      ok( ret == 42, "call returned wrong result, expected 42, got %d\n", ret );
      ok( num_guard_page_calls == 1, "expected one STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
      if (dep_flags & MEM_EXECUTE_OPTION_DISABLE)
          ok( num_execute_fault_calls == 1, "expected one STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
      else
          ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
  
      ret = send_message_excpt( hWnd, WM_USER, 0, 0 );
      ok( ret == 42, "call returned wrong result, expected 42, got %d\n", ret );
      ok( num_guard_page_calls == 0, "expected no STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
      ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
  
      count = 64;
      ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 0 || broken(count == 1) /* Windows 8 */, "wrong count %lu\n", count );
  
      /* Now test with a proper ATL thunk instruction. */
  
      memcpy( base, code_atl1, sizeof(code_atl1) );
      *(DWORD *)(base + 9) = (DWORD_PTR)atl_test_func - (DWORD_PTR)(base + 13);
  
      count = 64;
      ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 1, "wrong count %lu\n", count );
      ok( results[0] == base, "wrong result %p\n", results[0] );
  
      success = VirtualProtect( base, size, PAGE_EXECUTE_READWRITE, &old_prot );
      ok( success, "VirtualProtect failed %u\n", GetLastError() );
  
      ret = SendMessageA(hWnd, WM_USER, 0, 0);
      ok( ret == 43, "SendMessage returned unexpected result %d\n", ret );
  
      /* Try executing with PAGE_READWRITE protection. */
  
      success = VirtualProtect( base, size, PAGE_READWRITE, &old_prot );
      ok( success, "VirtualProtect failed %u\n", GetLastError() );
  
      ret = send_message_excpt( hWnd, WM_USER, 0, 0 );
      ok( ret == 43, "call returned wrong result, expected 43, got %d\n", ret );
      ok( num_guard_page_calls == 0, "expected no STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
      if ((dep_flags & MEM_EXECUTE_OPTION_DISABLE) && (dep_flags & MEM_EXECUTE_OPTION_DISABLE_THUNK_EMULATION))
          ok( num_execute_fault_calls == 1, "expected one STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
      else
          ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
  
      count = 64;
      ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 0, "wrong count %lu\n", count );
  
      ret = send_message_excpt( hWnd, WM_USER, 0, 0 );
      ok( ret == 43, "call returned wrong result, expected 43, got %d\n", ret );
      ok( num_guard_page_calls == 0, "expected no STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
      ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
  
      /* Now a bit more complicated, the page containing the code is protected with
       * PAGE_GUARD memory protection. */
  
      success = VirtualProtect( base, size, PAGE_READWRITE | PAGE_GUARD, &old_prot );
      ok( success, "VirtualProtect failed %u\n", GetLastError() );
  
      /* the same, but with PAGE_GUARD set */
      ret = send_message_excpt( hWnd, WM_USER, 0, 0 );
      ok( ret == 43, "call returned wrong result, expected 43, got %d\n", ret );
      ok( num_guard_page_calls == 1, "expected one STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
      if ((dep_flags & MEM_EXECUTE_OPTION_DISABLE) && (dep_flags & MEM_EXECUTE_OPTION_DISABLE_THUNK_EMULATION))
          ok( num_execute_fault_calls == 1, "expected one STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
      else
          ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
  
      ret = send_message_excpt( hWnd, WM_USER, 0, 0 );
      ok( ret == 43, "call returned wrong result, expected 43, got %d\n", ret );
      ok( num_guard_page_calls == 0, "expected no STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
      ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
  
      count = 64;
      ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 0 || broken(count == 1) /* Windows 8 */, "wrong count %lu\n", count );
  
      /* Restore the JMP instruction, set to executable, and then destroy the Window */
  
      memcpy( base, code_jmp, sizeof(code_jmp) );
      *(DWORD *)(base + 1) = (DWORD_PTR)jmp_test_func - (DWORD_PTR)(base + 5);
  
      count = 64;
      ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
      ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
      ok( count == 1, "wrong count %lu\n", count );
      ok( results[0] == base, "wrong result %p\n", results[0] );
  
      success = VirtualProtect( base, size, PAGE_EXECUTE_READWRITE, &old_prot );
      ok( success, "VirtualProtect failed %u\n", GetLastError() );
  
      DestroyWindow( hWnd );
  
      success = UnregisterClassA( cls_name, GetModuleHandleA(0) );
      ok( success, "UnregisterClass failed %u\n", GetLastError() );
  
      VirtualFree( base, 0, MEM_RELEASE );
  
  out:
      if (restore_flags)
      {
          ret = NtSetInformationProcess( GetCurrentProcess(), ProcessExecuteFlags, &old_flags, sizeof(old_flags) );
          ok( !ret, "NtSetInformationProcess failed with status %08x\n", ret );
      }
  }
  
  #endif  /* __i386__ */
  
  static void test_VirtualProtect(void)
  {
      static const struct test_data
      {
          DWORD prot_set, prot_get;
      } td[] =
      {
          { 0, 0 }, /* 0x00 */
          { PAGE_NOACCESS, PAGE_NOACCESS }, /* 0x01 */
          { PAGE_READONLY, PAGE_READONLY }, /* 0x02 */
          { PAGE_READONLY | PAGE_NOACCESS, 0 }, /* 0x03 */
          { PAGE_READWRITE, PAGE_READWRITE }, /* 0x04 */
          { PAGE_READWRITE | PAGE_NOACCESS, 0 }, /* 0x05 */
          { PAGE_READWRITE | PAGE_READONLY, 0 }, /* 0x06 */
          { PAGE_READWRITE | PAGE_READONLY | PAGE_NOACCESS, 0 }, /* 0x07 */
          { PAGE_WRITECOPY, 0 }, /* 0x08 */
          { PAGE_WRITECOPY | PAGE_NOACCESS, 0 }, /* 0x09 */
          { PAGE_WRITECOPY | PAGE_READONLY, 0 }, /* 0x0a */
          { PAGE_WRITECOPY | PAGE_NOACCESS | PAGE_READONLY, 0 }, /* 0x0b */
          { PAGE_WRITECOPY | PAGE_READWRITE, 0 }, /* 0x0c */
          { PAGE_WRITECOPY | PAGE_READWRITE | PAGE_NOACCESS, 0 }, /* 0x0d */
          { PAGE_WRITECOPY | PAGE_READWRITE | PAGE_READONLY, 0 }, /* 0x0e */
          { PAGE_WRITECOPY | PAGE_READWRITE | PAGE_READONLY | PAGE_NOACCESS, 0 }, /* 0x0f */
  
          { PAGE_EXECUTE, PAGE_EXECUTE }, /* 0x10 */
          { PAGE_EXECUTE_READ, PAGE_EXECUTE_READ }, /* 0x20 */
          { PAGE_EXECUTE_READ | PAGE_EXECUTE, 0 }, /* 0x30 */
          { PAGE_EXECUTE_READWRITE, PAGE_EXECUTE_READWRITE }, /* 0x40 */
          { PAGE_EXECUTE_READWRITE | PAGE_EXECUTE, 0 }, /* 0x50 */
          { PAGE_EXECUTE_READWRITE | PAGE_EXECUTE_READ, 0 }, /* 0x60 */
          { PAGE_EXECUTE_READWRITE | PAGE_EXECUTE_READ | PAGE_EXECUTE, 0 }, /* 0x70 */
          { PAGE_EXECUTE_WRITECOPY, 0 }, /* 0x80 */
          { PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE, 0 }, /* 0x90 */
          { PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READ, 0 }, /* 0xa0 */
          { PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READ | PAGE_EXECUTE, 0 }, /* 0xb0 */
          { PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READWRITE, 0 }, /* 0xc0 */
          { PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READWRITE | PAGE_EXECUTE, 0 }, /* 0xd0 */
          { PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READWRITE | PAGE_EXECUTE_READ, 0 }, /* 0xe0 */
          { PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READWRITE | PAGE_EXECUTE_READ | PAGE_EXECUTE, 0 } /* 0xf0 */
      };
      char *base, *ptr;
      DWORD ret, old_prot, rw_prot, exec_prot, i, j;
      MEMORY_BASIC_INFORMATION info;
      void *addr;
      SIZE_T size;
      NTSTATUS status;
  
      SetLastError(0xdeadbeef);
      base = VirtualAlloc(0, si.dwPageSize, MEM_RESERVE | MEM_COMMIT, PAGE_NOACCESS);
      ok(base != NULL, "VirtualAlloc failed %d\n", GetLastError());
  
      SetLastError(0xdeadbeef);
      ret = VirtualProtect(base, si.dwPageSize, PAGE_READONLY, NULL);
      ok(!ret, "VirtualProtect should fail\n");
      ok(GetLastError() == ERROR_NOACCESS, "expected ERROR_NOACCESS, got %d\n", GetLastError());
      old_prot = 0xdeadbeef;
      ret = VirtualProtect(base, si.dwPageSize, PAGE_NOACCESS, &old_prot);
      ok(ret, "VirtualProtect failed %d\n", GetLastError());
      ok(old_prot == PAGE_NOACCESS, "got %#x != expected PAGE_NOACCESS\n", old_prot);
  
      addr = base;
      size = si.dwPageSize;
      status = pNtProtectVirtualMemory(GetCurrentProcess(), &addr, &size, PAGE_READONLY, NULL);
      ok(status == STATUS_ACCESS_VIOLATION, "NtProtectVirtualMemory should fail, got %08x\n", status);
      addr = base;
      size = si.dwPageSize;
      old_prot = 0xdeadbeef;
      status = pNtProtectVirtualMemory(GetCurrentProcess(), &addr, &size, PAGE_NOACCESS, &old_prot);
      ok(status == STATUS_SUCCESS, "NtProtectVirtualMemory should succeed, got %08x\n", status);
      ok(old_prot == PAGE_NOACCESS, "got %#x != expected PAGE_NOACCESS\n", old_prot);
  
      for (i = 0; i < ARRAY_SIZE(td); i++)
      {
          SetLastError(0xdeadbeef);
          ret = VirtualQuery(base, &info, sizeof(info));
          ok(ret, "VirtualQuery failed %d\n", GetLastError());
          ok(info.BaseAddress == base, "%d: got %p != expected %p\n", i, info.BaseAddress, base);
          ok(info.RegionSize == si.dwPageSize, "%d: got %#lx != expected %#x\n", i, info.RegionSize, si.dwPageSize);
          ok(info.Protect == PAGE_NOACCESS, "%d: got %#x != expected PAGE_NOACCESS\n", i, info.Protect);
          ok(info.AllocationBase == base, "%d: %p != %p\n", i, info.AllocationBase, base);
          ok(info.AllocationProtect == PAGE_NOACCESS, "%d: %#x != PAGE_NOACCESS\n", i, info.AllocationProtect);
          ok(info.State == MEM_COMMIT, "%d: %#x != MEM_COMMIT\n", i, info.State);
          ok(info.Type == MEM_PRIVATE, "%d: %#x != MEM_PRIVATE\n", i, info.Type);
  
          old_prot = 0xdeadbeef;
          SetLastError(0xdeadbeef);
          ret = VirtualProtect(base, si.dwPageSize, td[i].prot_set, &old_prot);
          if (td[i].prot_get)
          {
              ok(ret, "%d: VirtualProtect error %d\n", i, GetLastError());
              ok(old_prot == PAGE_NOACCESS, "%d: got %#x != expected PAGE_NOACCESS\n", i, old_prot);
  
              SetLastError(0xdeadbeef);
              ret = VirtualQuery(base, &info, sizeof(info));
              ok(ret, "VirtualQuery failed %d\n", GetLastError());
              ok(info.BaseAddress == base, "%d: got %p != expected %p\n", i, info.BaseAddress, base);
              ok(info.RegionSize == si.dwPageSize, "%d: got %#lx != expected %#x\n", i, info.RegionSize, si.dwPageSize);
              ok(info.Protect == td[i].prot_get, "%d: got %#x != expected %#x\n", i, info.Protect, td[i].prot_get);
              ok(info.AllocationBase == base, "%d: %p != %p\n", i, info.AllocationBase, base);
              ok(info.AllocationProtect == PAGE_NOACCESS, "%d: %#x != PAGE_NOACCESS\n", i, info.AllocationProtect);
              ok(info.State == MEM_COMMIT, "%d: %#x != MEM_COMMIT\n", i, info.State);
              ok(info.Type == MEM_PRIVATE, "%d: %#x != MEM_PRIVATE\n", i, info.Type);
          }
          else
          {
              ok(!ret, "%d: VirtualProtect should fail\n", i);
              ok(GetLastError() == ERROR_INVALID_PARAMETER, "%d: expected ERROR_INVALID_PARAMETER, got %d\n", i, GetLastError());
          }
  
          old_prot = 0xdeadbeef;
          SetLastError(0xdeadbeef);
          ret = VirtualProtect(base, si.dwPageSize, PAGE_NOACCESS, &old_prot);
          ok(ret, "%d: VirtualProtect error %d\n", i, GetLastError());
          if (td[i].prot_get)
              ok(old_prot == td[i].prot_get, "%d: got %#x != expected %#x\n", i, old_prot, td[i].prot_get);
          else
              ok(old_prot == PAGE_NOACCESS, "%d: got %#x != expected PAGE_NOACCESS\n", i, old_prot);
      }
  
      exec_prot = 0;
  
      for (i = 0; i <= 4; i++)
      {
          rw_prot = 0;
  
          for (j = 0; j <= 4; j++)
          {
              DWORD prot = exec_prot | rw_prot;
  
              SetLastError(0xdeadbeef);
              ptr = VirtualAlloc(base, si.dwPageSize, MEM_COMMIT, prot);
              if ((rw_prot && exec_prot) || (!rw_prot && !exec_prot))
              {
                  ok(!ptr, "VirtualAlloc(%02x) should fail\n", prot);
                  ok(GetLastError() == ERROR_INVALID_PARAMETER, "expected ERROR_INVALID_PARAMETER, got %d\n", GetLastError());
              }
              else
              {
                  if (prot & (PAGE_WRITECOPY | PAGE_EXECUTE_WRITECOPY))
                  {
                      ok(!ptr, "VirtualAlloc(%02x) should fail\n", prot);
                      ok(GetLastError() == ERROR_INVALID_PARAMETER, "expected ERROR_INVALID_PARAMETER, got %d\n", GetLastError());
                  }
                  else
                  {
                      ok(ptr != NULL, "VirtualAlloc(%02x) error %d\n", prot, GetLastError());
                      ok(ptr == base, "expected %p, got %p\n", base, ptr);
                  }
              }
  
              SetLastError(0xdeadbeef);
              ret = VirtualProtect(base, si.dwPageSize, prot, &old_prot);
              if ((rw_prot && exec_prot) || (!rw_prot && !exec_prot))
              {
                  ok(!ret, "VirtualProtect(%02x) should fail\n", prot);
                  ok(GetLastError() == ERROR_INVALID_PARAMETER, "expected ERROR_INVALID_PARAMETER, got %d\n", GetLastError());
              }
              else
              {
                  if (prot & (PAGE_WRITECOPY | PAGE_EXECUTE_WRITECOPY))
                  {
                      ok(!ret, "VirtualProtect(%02x) should fail\n", prot);
                      ok(GetLastError() == ERROR_INVALID_PARAMETER, "expected ERROR_INVALID_PARAMETER, got %d\n", GetLastError());
                  }
                  else
                      ok(ret, "VirtualProtect(%02x) error %d\n", prot, GetLastError());
              }
  
              rw_prot = 1 << j;
          }
  
          exec_prot = 1 << (i + 4);
      }
  
      VirtualFree(base, 0, MEM_RELEASE);
  }
  
  static BOOL is_mem_writable(DWORD prot)
  {
      switch (prot & 0xff)
      {
          case PAGE_READWRITE:
          case PAGE_WRITECOPY:
          case PAGE_EXECUTE_READWRITE:
          case PAGE_EXECUTE_WRITECOPY:
              return TRUE;
  
          default:
              return FALSE;
      }
  }
  
  static void test_VirtualAlloc_protection(void)
  {
      static const struct test_data
      {
          DWORD prot;
          BOOL success;
      } td[] =
      {
          { 0, FALSE }, /* 0x00 */
          { PAGE_NOACCESS, TRUE }, /* 0x01 */
          { PAGE_READONLY, TRUE }, /* 0x02 */
          { PAGE_READONLY | PAGE_NOACCESS, FALSE }, /* 0x03 */
          { PAGE_READWRITE, TRUE }, /* 0x04 */
          { PAGE_READWRITE | PAGE_NOACCESS, FALSE }, /* 0x05 */
          { PAGE_READWRITE | PAGE_READONLY, FALSE }, /* 0x06 */
          { PAGE_READWRITE | PAGE_READONLY | PAGE_NOACCESS, FALSE }, /* 0x07 */
          { PAGE_WRITECOPY, FALSE }, /* 0x08 */
          { PAGE_WRITECOPY | PAGE_NOACCESS, FALSE }, /* 0x09 */
          { PAGE_WRITECOPY | PAGE_READONLY, FALSE }, /* 0x0a */
          { PAGE_WRITECOPY | PAGE_NOACCESS | PAGE_READONLY, FALSE }, /* 0x0b */
          { PAGE_WRITECOPY | PAGE_READWRITE, FALSE }, /* 0x0c */
          { PAGE_WRITECOPY | PAGE_READWRITE | PAGE_NOACCESS, FALSE }, /* 0x0d */
          { PAGE_WRITECOPY | PAGE_READWRITE | PAGE_READONLY, FALSE }, /* 0x0e */
          { PAGE_WRITECOPY | PAGE_READWRITE | PAGE_READONLY | PAGE_NOACCESS, FALSE }, /* 0x0f */
  
          { PAGE_EXECUTE, TRUE }, /* 0x10 */
          { PAGE_EXECUTE_READ, TRUE }, /* 0x20 */
          { PAGE_EXECUTE_READ | PAGE_EXECUTE, FALSE }, /* 0x30 */
          { PAGE_EXECUTE_READWRITE, TRUE }, /* 0x40 */
          { PAGE_EXECUTE_READWRITE | PAGE_EXECUTE, FALSE }, /* 0x50 */
          { PAGE_EXECUTE_READWRITE | PAGE_EXECUTE_READ, FALSE }, /* 0x60 */
          { PAGE_EXECUTE_READWRITE | PAGE_EXECUTE_READ | PAGE_EXECUTE, FALSE }, /* 0x70 */
          { PAGE_EXECUTE_WRITECOPY, FALSE }, /* 0x80 */
          { PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE, FALSE }, /* 0x90 */
          { PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READ, FALSE }, /* 0xa0 */
          { PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READ | PAGE_EXECUTE, FALSE }, /* 0xb0 */
          { PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READWRITE, FALSE }, /* 0xc0 */
          { PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READWRITE | PAGE_EXECUTE, FALSE }, /* 0xd0 */
          { PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READWRITE | PAGE_EXECUTE_READ, FALSE }, /* 0xe0 */
          { PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READWRITE | PAGE_EXECUTE_READ | PAGE_EXECUTE, FALSE } /* 0xf0 */
      };
      char *base, *ptr;
      DWORD ret, i;
      MEMORY_BASIC_INFORMATION info;
  
      for (i = 0; i < ARRAY_SIZE(td); i++)
      {
          SetLastError(0xdeadbeef);
          base = VirtualAlloc(0, si.dwPageSize, MEM_COMMIT, td[i].prot);
  
          if (td[i].success)
          {
              ok(base != NULL, "%d: VirtualAlloc failed %d\n", i, GetLastError());
  
              SetLastError(0xdeadbeef);
              ret = VirtualQuery(base, &info, sizeof(info));
              ok(ret, "VirtualQuery failed %d\n", GetLastError());
              ok(info.BaseAddress == base, "%d: got %p != expected %p\n", i, info.BaseAddress, base);
              ok(info.RegionSize == si.dwPageSize, "%d: got %#lx != expected %#x\n", i, info.RegionSize, si.dwPageSize);
              ok(info.Protect == td[i].prot, "%d: got %#x != expected %#x\n", i, info.Protect, td[i].prot);
              ok(info.AllocationBase == base, "%d: %p != %p\n", i, info.AllocationBase, base);
              ok(info.AllocationProtect == td[i].prot, "%d: %#x != %#x\n", i, info.AllocationProtect, td[i].prot);
              ok(info.State == MEM_COMMIT, "%d: %#x != MEM_COMMIT\n", i, info.State);
              ok(info.Type == MEM_PRIVATE, "%d: %#x != MEM_PRIVATE\n", i, info.Type);
  
              if (is_mem_writable(info.Protect))
              {
                  base[0] = 0xfe;
  
                  SetLastError(0xdeadbeef);
                  ret = VirtualQuery(base, &info, sizeof(info));
                  ok(ret, "VirtualQuery failed %d\n", GetLastError());
                  ok(info.Protect == td[i].prot, "%d: got %#x != expected %#x\n", i, info.Protect, td[i].prot);
              }
  
              SetLastError(0xdeadbeef);
              ptr = VirtualAlloc(base, si.dwPageSize, MEM_COMMIT, td[i].prot);
              ok(ptr == base, "%d: VirtualAlloc failed %d\n", i, GetLastError());
  
              VirtualFree(base, 0, MEM_RELEASE);
          }
          else
          {
              ok(!base, "%d: VirtualAlloc should fail\n", i);
              ok(GetLastError() == ERROR_INVALID_PARAMETER, "%d: expected ERROR_INVALID_PARAMETER, got %d\n", i, GetLastError());
          }
      }
  }
  
  static void test_CreateFileMapping_protection(void)
  {
      static const struct test_data
      {
          DWORD prot;
          BOOL success;
          DWORD prot_after_write;
      } td[] =
      {
          { 0, FALSE, 0 }, /* 0x00 */
          { PAGE_NOACCESS, FALSE, PAGE_NOACCESS }, /* 0x01 */
          { PAGE_READONLY, TRUE, PAGE_READONLY }, /* 0x02 */
          { PAGE_READONLY | PAGE_NOACCESS, FALSE, PAGE_NOACCESS }, /* 0x03 */
          { PAGE_READWRITE, TRUE, PAGE_READWRITE }, /* 0x04 */
          { PAGE_READWRITE | PAGE_NOACCESS, FALSE, PAGE_NOACCESS }, /* 0x05 */
          { PAGE_READWRITE | PAGE_READONLY, FALSE, PAGE_NOACCESS }, /* 0x06 */
          { PAGE_READWRITE | PAGE_READONLY | PAGE_NOACCESS, FALSE, PAGE_NOACCESS }, /* 0x07 */
          { PAGE_WRITECOPY, TRUE, PAGE_READWRITE }, /* 0x08 */
          { PAGE_WRITECOPY | PAGE_NOACCESS, FALSE, PAGE_NOACCESS }, /* 0x09 */
          { PAGE_WRITECOPY | PAGE_READONLY, FALSE, PAGE_NOACCESS }, /* 0x0a */
          { PAGE_WRITECOPY | PAGE_NOACCESS | PAGE_READONLY, FALSE, PAGE_NOACCESS }, /* 0x0b */
          { PAGE_WRITECOPY | PAGE_READWRITE, FALSE, PAGE_NOACCESS }, /* 0x0c */
          { PAGE_WRITECOPY | PAGE_READWRITE | PAGE_NOACCESS, FALSE, PAGE_NOACCESS }, /* 0x0d */
          { PAGE_WRITECOPY | PAGE_READWRITE | PAGE_READONLY, FALSE, PAGE_NOACCESS }, /* 0x0e */
          { PAGE_WRITECOPY | PAGE_READWRITE | PAGE_READONLY | PAGE_NOACCESS, FALSE, PAGE_NOACCESS }, /* 0x0f */
  
          { PAGE_EXECUTE, FALSE, PAGE_EXECUTE }, /* 0x10 */
          { PAGE_EXECUTE_READ, TRUE, PAGE_EXECUTE_READ }, /* 0x20 */
          { PAGE_EXECUTE_READ | PAGE_EXECUTE, FALSE, PAGE_EXECUTE_READ }, /* 0x30 */
          { PAGE_EXECUTE_READWRITE, TRUE, PAGE_EXECUTE_READWRITE }, /* 0x40 */
          { PAGE_EXECUTE_READWRITE | PAGE_EXECUTE, FALSE, PAGE_NOACCESS }, /* 0x50 */
          { PAGE_EXECUTE_READWRITE | PAGE_EXECUTE_READ, FALSE, PAGE_NOACCESS }, /* 0x60 */
          { PAGE_EXECUTE_READWRITE | PAGE_EXECUTE_READ | PAGE_EXECUTE, FALSE, PAGE_NOACCESS }, /* 0x70 */
          { PAGE_EXECUTE_WRITECOPY, TRUE, PAGE_EXECUTE_READWRITE }, /* 0x80 */
          { PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE, FALSE, PAGE_NOACCESS }, /* 0x90 */
          { PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READ, FALSE, PAGE_NOACCESS }, /* 0xa0 */
          { PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READ | PAGE_EXECUTE, FALSE, PAGE_NOACCESS }, /* 0xb0 */
          { PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READWRITE, FALSE, PAGE_NOACCESS }, /* 0xc0 */
          { PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READWRITE | PAGE_EXECUTE, FALSE, PAGE_NOACCESS }, /* 0xd0 */
          { PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READWRITE | PAGE_EXECUTE_READ, FALSE, PAGE_NOACCESS }, /* 0xe0 */
          { PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READWRITE | PAGE_EXECUTE_READ | PAGE_EXECUTE, FALSE, PAGE_NOACCESS } /* 0xf0 */
      };
      char *base, *ptr;
      DWORD ret, i, alloc_prot, old_prot;
      MEMORY_BASIC_INFORMATION info;
      char temp_path[MAX_PATH];
      char file_name[MAX_PATH];
      HANDLE hfile, hmap;
      BOOL page_exec_supported = TRUE;
  
      GetTempPathA(MAX_PATH, temp_path);
      GetTempFileNameA(temp_path, "map", 0, file_name);
  
      SetLastError(0xdeadbeef);
      hfile = CreateFileA(file_name, GENERIC_READ|GENERIC_WRITE|GENERIC_EXECUTE, 0, NULL, CREATE_ALWAYS, 0, 0);
      ok(hfile != INVALID_HANDLE_VALUE, "CreateFile(%s) error %d\n", file_name, GetLastError());
      SetFilePointer(hfile, si.dwPageSize, NULL, FILE_BEGIN);
      SetEndOfFile(hfile);
  
      for (i = 0; i < ARRAY_SIZE(td); i++)
      {
          SetLastError(0xdeadbeef);
          hmap = CreateFileMappingW(hfile, NULL, td[i].prot | SEC_COMMIT, 0, si.dwPageSize, NULL);
  
          if (td[i].success)
          {
              if (!hmap)
              {
                  trace("%d: CreateFileMapping(%04x) failed: %d\n", i, td[i].prot, GetLastError());
                  /* NT4 and win2k don't support EXEC on file mappings */
                  if (td[i].prot == PAGE_EXECUTE_READ || td[i].prot == PAGE_EXECUTE_READWRITE)
                  {
                      page_exec_supported = FALSE;
                      ok(broken(!hmap), "%d: CreateFileMapping doesn't support PAGE_EXECUTE\n", i);
                      continue;
                  }
                  /* Vista+ supports PAGE_EXECUTE_WRITECOPY, earlier versions don't */
                  if (td[i].prot == PAGE_EXECUTE_WRITECOPY)
                  {
                      page_exec_supported = FALSE;
                      ok(broken(!hmap), "%d: CreateFileMapping doesn't support PAGE_EXECUTE_WRITECOPY\n", i);
                      continue;
                  }
              }
              ok(hmap != 0, "%d: CreateFileMapping(%04x) error %d\n", i, td[i].prot, GetLastError());
  
              base = MapViewOfFile(hmap, FILE_MAP_READ, 0, 0, 0);
              ok(base != NULL, "%d: MapViewOfFile failed %d\n", i, GetLastError());
  
              SetLastError(0xdeadbeef);
              ret = VirtualQuery(base, &info, sizeof(info));
              ok(ret, "VirtualQuery failed %d\n", GetLastError());
              ok(info.BaseAddress == base, "%d: got %p != expected %p\n", i, info.BaseAddress, base);
              ok(info.RegionSize == si.dwPageSize, "%d: got %#lx != expected %#x\n", i, info.RegionSize, si.dwPageSize);
              ok(info.Protect == PAGE_READONLY, "%d: got %#x != expected PAGE_READONLY\n", i, info.Protect);
              ok(info.AllocationBase == base, "%d: %p != %p\n", i, info.AllocationBase, base);
              ok(info.AllocationProtect == PAGE_READONLY, "%d: %#x != PAGE_READONLY\n", i, info.AllocationProtect);
              ok(info.State == MEM_COMMIT, "%d: %#x != MEM_COMMIT\n", i, info.State);
              ok(info.Type == MEM_MAPPED, "%d: %#x != MEM_MAPPED\n", i, info.Type);
  
              SetLastError(0xdeadbeef);
              ptr = VirtualAlloc(base, si.dwPageSize, MEM_COMMIT, td[i].prot);
              ok(!ptr, "%d: VirtualAlloc(%02x) should fail\n", i, td[i].prot);
              ok(GetLastError() == ERROR_ACCESS_DENIED, "%d: expected ERROR_ACCESS_DENIED, got %d\n", i, GetLastError());
  
              SetLastError(0xdeadbeef);
              ret = VirtualProtect(base, si.dwPageSize, td[i].prot, &old_prot);
              if (td[i].prot == PAGE_READONLY || td[i].prot == PAGE_WRITECOPY)
                  ok(ret, "%d: VirtualProtect(%02x) error %d\n", i, td[i].prot, GetLastError());
              else
              {
                  ok(!ret, "%d: VirtualProtect(%02x) should fail\n", i, td[i].prot);
                  ok(GetLastError() == ERROR_INVALID_PARAMETER, "%d: expected ERROR_INVALID_PARAMETER, got %d\n", i, GetLastError());
              }
  
              UnmapViewOfFile(base);
              CloseHandle(hmap);
          }
          else
          {
              ok(!hmap, "%d: CreateFileMapping should fail\n", i);
              ok(GetLastError() == ERROR_INVALID_PARAMETER, "%d: expected ERROR_INVALID_PARAMETER, got %d\n", i, GetLastError());
          }
      }
  
      if (page_exec_supported) alloc_prot = PAGE_EXECUTE_READWRITE;
      else alloc_prot = PAGE_READWRITE;
      SetLastError(0xdeadbeef);
      hmap = CreateFileMappingW(hfile, NULL, alloc_prot, 0, si.dwPageSize, NULL);
      ok(hmap != 0, "%d: CreateFileMapping error %d\n", i, GetLastError());
  
      for (i = 0; i < ARRAY_SIZE(td); i++)
      {
          SetLastError(0xdeadbeef);
          base = MapViewOfFile(hmap, FILE_MAP_READ | FILE_MAP_WRITE | (page_exec_supported ? FILE_MAP_EXECUTE : 0), 0, 0, 0);
          ok(base != NULL, "MapViewOfFile failed %d\n", GetLastError());
  
          old_prot = 0xdeadbeef;
          SetLastError(0xdeadbeef);
          ret = VirtualProtect(base, si.dwPageSize, PAGE_NOACCESS, &old_prot);
          ok(ret, "VirtualProtect error %d\n", GetLastError());
          ok(old_prot == alloc_prot, "got %#x != expected %#x\n", old_prot, alloc_prot);
  
          SetLastError(0xdeadbeef);
          ret = VirtualQuery(base, &info, sizeof(info));
          ok(ret, "VirtualQuery failed %d\n", GetLastError());
          ok(info.BaseAddress == base, "%d: got %p != expected %p\n", i, info.BaseAddress, base);
          ok(info.RegionSize == si.dwPageSize, "%d: got %#lx != expected %#x\n", i, info.RegionSize, si.dwPageSize);
          ok(info.Protect == PAGE_NOACCESS, "%d: got %#x != expected PAGE_NOACCESS\n", i, info.Protect);
          ok(info.AllocationBase == base, "%d: %p != %p\n", i, info.AllocationBase, base);
          ok(info.AllocationProtect == alloc_prot, "%d: %#x != %#x\n", i, info.AllocationProtect, alloc_prot);
          ok(info.State == MEM_COMMIT, "%d: %#x != MEM_COMMIT\n", i, info.State);
          ok(info.Type == MEM_MAPPED, "%d: %#x != MEM_MAPPED\n", i, info.Type);
  
          old_prot = 0xdeadbeef;
          SetLastError(0xdeadbeef);
          ret = VirtualProtect(base, si.dwPageSize, td[i].prot, &old_prot);
          if (td[i].success || td[i].prot == PAGE_NOACCESS || td[i].prot == PAGE_EXECUTE)
          {
              if (!ret)
              {
                  /* win2k and XP don't support EXEC on file mappings */
                  if (td[i].prot == PAGE_EXECUTE)
                  {
                      ok(broken(!ret), "%d: VirtualProtect doesn't support PAGE_EXECUTE\n", i);
                      continue;
                  }
                  /* NT4 and win2k don't support EXEC on file mappings */
                  if (td[i].prot == PAGE_EXECUTE_READ || td[i].prot == PAGE_EXECUTE_READWRITE)
                  {
                      ok(broken(!ret), "%d: VirtualProtect doesn't support PAGE_EXECUTE\n", i);
                      continue;
                  }
                  /* Vista+ supports PAGE_EXECUTE_WRITECOPY, earlier versions don't */
                  if (td[i].prot == PAGE_EXECUTE_WRITECOPY)
                  {
                      ok(broken(!ret), "%d: VirtualProtect doesn't support PAGE_EXECUTE_WRITECOPY\n", i);
                      continue;
                  }
              }
  
              ok(ret, "%d: VirtualProtect error %d\n", i, GetLastError());
              ok(old_prot == PAGE_NOACCESS, "%d: got %#x != expected PAGE_NOACCESS\n", i, old_prot);
  
              SetLastError(0xdeadbeef);
              ret = VirtualQuery(base, &info, sizeof(info));
              ok(ret, "VirtualQuery failed %d\n", GetLastError());
              ok(info.BaseAddress == base, "%d: got %p != expected %p\n", i, info.BaseAddress, base);
              ok(info.RegionSize == si.dwPageSize, "%d: got %#lx != expected %#x\n", i, info.RegionSize, si.dwPageSize);
              ok(info.Protect == td[i].prot, "%d: got %#x != expected %#x\n", i, info.Protect, td[i].prot);
              ok(info.AllocationBase == base, "%d: %p != %p\n", i, info.AllocationBase, base);
              ok(info.AllocationProtect == alloc_prot, "%d: %#x != %#x\n", i, info.AllocationProtect, alloc_prot);
              ok(info.State == MEM_COMMIT, "%d: %#x != MEM_COMMIT\n", i, info.State);
              ok(info.Type == MEM_MAPPED, "%d: %#x != MEM_MAPPED\n", i, info.Type);
  
              if (is_mem_writable(info.Protect))
              {
                  base[0] = 0xfe;
  
                  SetLastError(0xdeadbeef);
                  ret = VirtualQuery(base, &info, sizeof(info));
                  ok(ret, "VirtualQuery failed %d\n", GetLastError());
                  /* FIXME: remove the condition below once Wine is fixed */
                  todo_wine_if (td[i].prot == PAGE_WRITECOPY || td[i].prot == PAGE_EXECUTE_WRITECOPY)
                      ok(info.Protect == td[i].prot_after_write, "%d: got %#x != expected %#x\n", i, info.Protect, td[i].prot_after_write);
              }
          }
          else
          {
              ok(!ret, "%d: VirtualProtect should fail\n", i);
              ok(GetLastError() == ERROR_INVALID_PARAMETER, "%d: expected ERROR_INVALID_PARAMETER, got %d\n", i, GetLastError());
              continue;
          }
  
          old_prot = 0xdeadbeef;
          SetLastError(0xdeadbeef);
          ret = VirtualProtect(base, si.dwPageSize, PAGE_NOACCESS, &old_prot);
          ok(ret, "%d: VirtualProtect error %d\n", i, GetLastError());
          /* FIXME: remove the condition below once Wine is fixed */
          todo_wine_if (td[i].prot == PAGE_WRITECOPY || td[i].prot == PAGE_EXECUTE_WRITECOPY)
              ok(old_prot == td[i].prot_after_write, "%d: got %#x != expected %#x\n", i, old_prot, td[i].prot_after_write);
  
          UnmapViewOfFile(base);
      }
  
      CloseHandle(hmap);
  
      CloseHandle(hfile);
      DeleteFileA(file_name);
  }
  
  #define ACCESS_READ      0x01
  #define ACCESS_WRITE     0x02
  #define ACCESS_EXECUTE   0x04
  
  static DWORD page_prot_to_access(DWORD prot)
  {
      switch (prot)
      {
      case PAGE_READONLY:
      case PAGE_WRITECOPY:
          return ACCESS_READ;
      case PAGE_READWRITE:
          return ACCESS_READ | ACCESS_WRITE;
      case PAGE_EXECUTE:
      case PAGE_EXECUTE_READ:
      case PAGE_EXECUTE_WRITECOPY:
          return ACCESS_READ | ACCESS_EXECUTE;
      case PAGE_EXECUTE_READWRITE:
          return ACCESS_READ | ACCESS_WRITE | ACCESS_EXECUTE;
      default:
          return 0;
      }
  }
  
  static BOOL is_compatible_protection(DWORD view_prot, DWORD prot)
  {
      DWORD view_access, prot_access;
  
      view_access = page_prot_to_access(view_prot);
      prot_access = page_prot_to_access(prot);
  
      return ((view_access & prot_access) == prot_access);
  }
  
  static DWORD map_prot_to_access(DWORD prot)
  {
      switch (prot)
      {
      case PAGE_READWRITE:
          return SECTION_MAP_READ | SECTION_MAP_WRITE | SECTION_QUERY;
      case PAGE_EXECUTE_READWRITE:
          return SECTION_MAP_READ | SECTION_MAP_WRITE | SECTION_MAP_EXECUTE | SECTION_QUERY;
      case PAGE_READONLY:
      case PAGE_WRITECOPY:
          return SECTION_MAP_READ | SECTION_QUERY;
      case PAGE_EXECUTE:
      case PAGE_EXECUTE_READ:
      case PAGE_EXECUTE_WRITECOPY:
          return SECTION_MAP_READ | SECTION_MAP_EXECUTE | SECTION_QUERY;
      default:
          return 0;
      }
  }
  
  static DWORD map_prot_no_write(DWORD prot)
  {
      switch (prot)
      {
      case PAGE_READWRITE: return PAGE_WRITECOPY;
      case PAGE_EXECUTE_READWRITE: return PAGE_EXECUTE_WRITECOPY;
      default: return prot;
      }
  }
  
  static DWORD map_prot_written(DWORD prot)
  {
      switch (prot)
      {
      case PAGE_WRITECOPY: return PAGE_READWRITE;
      case PAGE_EXECUTE_WRITECOPY: return PAGE_EXECUTE_READWRITE;
      default: return prot;
      }
  }
  
  static DWORD file_access_to_prot( DWORD access )
  {
      BOOL exec = access & FILE_MAP_EXECUTE;
      access &= ~FILE_MAP_EXECUTE;
  
      if (access == FILE_MAP_COPY) return exec ? PAGE_EXECUTE_WRITECOPY : PAGE_WRITECOPY;
      if (access & FILE_MAP_WRITE) return exec ? PAGE_EXECUTE_READWRITE : PAGE_READWRITE;
      if (access & FILE_MAP_READ)  return exec ? PAGE_EXECUTE_READ : PAGE_READONLY;
      return PAGE_NOACCESS;
  }
  
  static BOOL is_compatible_access(DWORD map_prot, DWORD view_prot)
  {
      DWORD access = map_prot_to_access(map_prot);
      DWORD view_access = map_prot_to_access( file_access_to_prot( view_prot ));
      if (!view_access) view_access = SECTION_MAP_READ;
      return (view_access & access) == view_access;
  }
  
  static void *map_view_of_file(HANDLE handle, DWORD access)
  {
      NTSTATUS status;
      LARGE_INTEGER offset;
      SIZE_T count;
      ULONG protect;
      void *addr;
  
      if (!pNtMapViewOfSection) return NULL;
  
      count = 0;
      offset.u.LowPart  = 0;
      offset.u.HighPart = 0;
  
      protect = file_access_to_prot( access );
      addr = NULL;
      status = pNtMapViewOfSection(handle, GetCurrentProcess(), &addr, 0, 0, &offset,
                                   &count, 1 /* ViewShare */, 0, protect);
      if ((int)status < 0) addr = NULL;
      return addr;
  }
  
  static void test_mapping( HANDLE hfile, DWORD sec_flags, BOOL readonly )
  {
      static const DWORD page_prot[] =
      {
          PAGE_NOACCESS, PAGE_READONLY, PAGE_READWRITE, PAGE_WRITECOPY,
          PAGE_EXECUTE, PAGE_EXECUTE_READ, PAGE_EXECUTE_READWRITE, PAGE_EXECUTE_WRITECOPY
      };
      static const struct
      {
          DWORD access, prot;
      } view[] =
      {
          { 0, PAGE_NOACCESS }, /* 0x00 */
          { FILE_MAP_COPY, PAGE_WRITECOPY }, /* 0x01 */
          { FILE_MAP_WRITE, PAGE_READWRITE }, /* 0x02 */
          { FILE_MAP_WRITE | FILE_MAP_COPY, PAGE_READWRITE }, /* 0x03 */
          { FILE_MAP_READ, PAGE_READONLY }, /* 0x04 */
          { FILE_MAP_READ | FILE_MAP_COPY, PAGE_READONLY }, /* 0x05 */
          { FILE_MAP_READ | FILE_MAP_WRITE, PAGE_READWRITE }, /* 0x06 */
          { FILE_MAP_READ | FILE_MAP_WRITE | FILE_MAP_COPY, PAGE_READWRITE }, /* 0x07 */
          { SECTION_MAP_EXECUTE, PAGE_NOACCESS }, /* 0x08 */
          { SECTION_MAP_EXECUTE | FILE_MAP_COPY, PAGE_NOACCESS }, /* 0x09 */
          { SECTION_MAP_EXECUTE | FILE_MAP_WRITE, PAGE_READWRITE }, /* 0x0a */
          { SECTION_MAP_EXECUTE | FILE_MAP_WRITE | FILE_MAP_COPY, PAGE_READWRITE }, /* 0x0b */
          { SECTION_MAP_EXECUTE | FILE_MAP_READ, PAGE_READONLY }, /* 0x0c */
          { SECTION_MAP_EXECUTE | FILE_MAP_READ | FILE_MAP_COPY, PAGE_READONLY }, /* 0x0d */
          { SECTION_MAP_EXECUTE | FILE_MAP_READ | FILE_MAP_WRITE, PAGE_READWRITE }, /* 0x0e */
          { SECTION_MAP_EXECUTE | FILE_MAP_READ | FILE_MAP_WRITE | FILE_MAP_COPY, PAGE_READWRITE }, /* 0x0f */
          { FILE_MAP_EXECUTE, PAGE_NOACCESS }, /* 0x20 */
          { FILE_MAP_EXECUTE | FILE_MAP_COPY, PAGE_EXECUTE_WRITECOPY }, /* 0x21 */
          { FILE_MAP_EXECUTE | FILE_MAP_WRITE, PAGE_EXECUTE_READWRITE }, /* 0x22 */
          { FILE_MAP_EXECUTE | FILE_MAP_WRITE | FILE_MAP_COPY, PAGE_EXECUTE_READWRITE }, /* 0x23 */
          { FILE_MAP_EXECUTE | FILE_MAP_READ, PAGE_EXECUTE_READ }, /* 0x24 */
          { FILE_MAP_EXECUTE | FILE_MAP_READ | FILE_MAP_COPY, PAGE_EXECUTE_READ }, /* 0x25 */
          { FILE_MAP_EXECUTE | FILE_MAP_READ | FILE_MAP_WRITE, PAGE_EXECUTE_READWRITE }, /* 0x26 */
          { FILE_MAP_EXECUTE | FILE_MAP_READ | FILE_MAP_WRITE | FILE_MAP_COPY, PAGE_EXECUTE_READWRITE }, /* 0x27 */
          { FILE_MAP_EXECUTE | SECTION_MAP_EXECUTE, PAGE_NOACCESS }, /* 0x28 */
          { FILE_MAP_EXECUTE | SECTION_MAP_EXECUTE | FILE_MAP_COPY, PAGE_NOACCESS }, /* 0x29 */
          { FILE_MAP_EXECUTE | SECTION_MAP_EXECUTE | FILE_MAP_WRITE, PAGE_EXECUTE_READWRITE }, /* 0x2a */
          { FILE_MAP_EXECUTE | SECTION_MAP_EXECUTE | FILE_MAP_WRITE | FILE_MAP_COPY, PAGE_EXECUTE_READWRITE }, /* 0x2b */
          { FILE_MAP_EXECUTE | SECTION_MAP_EXECUTE | FILE_MAP_READ, PAGE_EXECUTE_READ }, /* 0x2c */
          { FILE_MAP_EXECUTE | SECTION_MAP_EXECUTE | FILE_MAP_READ | FILE_MAP_COPY, PAGE_EXECUTE_READ }, /* 0x2d */
          { FILE_MAP_EXECUTE | SECTION_MAP_EXECUTE | FILE_MAP_READ | FILE_MAP_WRITE, PAGE_EXECUTE_READWRITE }, /* 0x2e */
          { FILE_MAP_EXECUTE | SECTION_MAP_EXECUTE | FILE_MAP_READ | FILE_MAP_WRITE | FILE_MAP_COPY, PAGE_EXECUTE_READWRITE } /* 0x2f */
      };
      void *base, *nt_base, *ptr;
      DWORD i, j, k, ret, old_prot, prev_prot, alloc_prot;
      HANDLE hmap;
      MEMORY_BASIC_INFORMATION info, nt_info;
      BOOL anon_mapping = (hfile == INVALID_HANDLE_VALUE);
  
      trace( "testing %s mapping flags %08x %s\n", anon_mapping ? "anonymous" : "file",
              sec_flags, readonly ? "readonly file" : "" );
      for (i = 0; i < ARRAY_SIZE(page_prot); i++)
      {
          SetLastError(0xdeadbeef);
          hmap = CreateFileMappingW(hfile, NULL, page_prot[i] | sec_flags, 0, 2*si.dwPageSize, NULL);
  
          if (readonly && (page_prot[i] == PAGE_READWRITE || page_prot[i] == PAGE_EXECUTE_READ
                      || page_prot[i] == PAGE_EXECUTE_READWRITE || page_prot[i] == PAGE_EXECUTE_WRITECOPY))
          {
              todo_wine_if(page_prot[i] == PAGE_EXECUTE_READ || page_prot[i] == PAGE_EXECUTE_WRITECOPY)
              {
                  ok(!hmap, "%d: CreateFileMapping(%04x) should fail\n", i, page_prot[i]);
                  ok(GetLastError() == ERROR_ACCESS_DENIED || broken(GetLastError() == ERROR_INVALID_PARAMETER),
                          "expected ERROR_ACCESS_DENIED, got %d\n", GetLastError());
              }
              if (hmap) CloseHandle(hmap);
              continue;
          }
  
          if (page_prot[i] == PAGE_NOACCESS)
          {
              HANDLE hmap2;
  
              ok(!hmap, "CreateFileMapping(PAGE_NOACCESS) should fail\n");
              ok(GetLastError() == ERROR_INVALID_PARAMETER, "expected ERROR_INVALID_PARAMETER, got %d\n", GetLastError());
  
              /* A trick to create a not accessible mapping */
              SetLastError(0xdeadbeef);
              if (sec_flags & SEC_IMAGE)
                  hmap = CreateFileMappingW(hfile, NULL, PAGE_WRITECOPY | sec_flags, 0, si.dwPageSize, NULL);
              else
                  hmap = CreateFileMappingW(hfile, NULL, PAGE_READONLY | sec_flags, 0, si.dwPageSize, NULL);
              ok(hmap != 0, "CreateFileMapping(PAGE_READWRITE) error %d\n", GetLastError());
              SetLastError(0xdeadbeef);
              ret = DuplicateHandle(GetCurrentProcess(), hmap, GetCurrentProcess(), &hmap2, 0, FALSE, 0);
              ok(ret, "DuplicateHandle error %d\n", GetLastError());
              CloseHandle(hmap);
              hmap = hmap2;
          }
          if (page_prot[i] == PAGE_EXECUTE)
          {
              ok(!hmap, "CreateFileMapping(PAGE_EXECUTE) should fail\n");
              ok(GetLastError() == ERROR_INVALID_PARAMETER,
                 "expected ERROR_INVALID_PARAMETER, got %d\n", GetLastError());
              continue;
          }
  
          if (!hmap)
          {
              trace("%d: CreateFileMapping(%04x) failed: %d\n", i, page_prot[i], GetLastError());
  
              if ((sec_flags & SEC_IMAGE) &&
                  (page_prot[i] == PAGE_READWRITE || page_prot[i] == PAGE_EXECUTE_READWRITE))
                  continue;  /* SEC_IMAGE doesn't support write access */
  
              /* NT4 and win2k don't support EXEC on file mappings */
              if (page_prot[i] == PAGE_EXECUTE_READ || page_prot[i] == PAGE_EXECUTE_READWRITE)
              {
                  ok(broken(!hmap), "%d: CreateFileMapping doesn't support PAGE_EXECUTE\n", i);
                  continue;
              }
              /* Vista+ supports PAGE_EXECUTE_WRITECOPY, earlier versions don't */
              if (page_prot[i] == PAGE_EXECUTE_WRITECOPY)
              {
                  ok(broken(!hmap), "%d: CreateFileMapping doesn't support PAGE_EXECUTE_WRITECOPY\n", i);
                  continue;
              }
          }
  
          ok(hmap != 0, "%d: CreateFileMapping(%04x) error %d\n", i, page_prot[i], GetLastError());
  
          for (j = 0; j < ARRAY_SIZE(view); j++)
          {
              nt_base = map_view_of_file(hmap, view[j].access);
              if (nt_base)
              {
                  SetLastError(0xdeadbeef);
                  ret = VirtualQuery(nt_base, &nt_info, sizeof(nt_info));
                  ok(ret, "%d: VirtualQuery failed %d\n", j, GetLastError());
                  UnmapViewOfFile(nt_base);
              }
  
              SetLastError(0xdeadbeef);
              base = MapViewOfFile(hmap, view[j].access, 0, 0, 0);
  
              /* Vista+ supports FILE_MAP_EXECUTE properly, earlier versions don't */
              ok(!nt_base == !base ||
                 broken((view[j].access & FILE_MAP_EXECUTE) && !nt_base != !base),
                 "%d: (%04x/%04x) NT %p kernel %p\n", j, page_prot[i], view[j].access, nt_base, base);
  
              if (!is_compatible_access(page_prot[i], view[j].access))
              {
                  /* FILE_MAP_EXECUTE | FILE_MAP_COPY broken on XP */
                  if (base != NULL && view[j].access == (FILE_MAP_EXECUTE | FILE_MAP_COPY))
                  {
                      ok( broken(base != NULL), "%d: MapViewOfFile(%04x/%04x) should fail\n",
                          j, page_prot[i], view[j].access);
                      UnmapViewOfFile( base );
                  }
                  else
                  {
                      ok(!base, "%d: MapViewOfFile(%04x/%04x) should fail\n",
                         j, page_prot[i], view[j].access);
                      ok(GetLastError() == ERROR_ACCESS_DENIED, "wrong error %d\n", GetLastError());
                  }
                  continue;
              }
  
              /* Vista+ properly supports FILE_MAP_EXECUTE, earlier versions don't */
              if (!base && (view[j].access & FILE_MAP_EXECUTE))
              {
                  ok(broken(!base), "%d: MapViewOfFile(%04x/%04x) failed %d\n", j, page_prot[i], view[j].access, GetLastError());
                  continue;
              }
  
              ok(base != NULL, "%d: MapViewOfFile(%04x/%04x) failed %d\n", j, page_prot[i], view[j].access, GetLastError());
  
              SetLastError(0xdeadbeef);
              ret = VirtualQuery(base, &info, sizeof(info));
              ok(ret, "%d: VirtualQuery failed %d\n", j, GetLastError());
              ok(info.BaseAddress == base, "%d: (%04x) got %p, expected %p\n", j, view[j].access, info.BaseAddress, base);
              ok(info.RegionSize == 2*si.dwPageSize || (info.RegionSize == si.dwPageSize && (sec_flags & SEC_IMAGE)),
                 "%d: (%04x) got %#lx != expected %#x\n", j, view[j].access, info.RegionSize, 2*si.dwPageSize);
              if (sec_flags & SEC_IMAGE)
                  ok(info.Protect == PAGE_READONLY,
                      "%d: (%04x) got %#x, expected %#x\n", j, view[j].access, info.Protect, view[j].prot);
              else
                  ok(info.Protect == view[j].prot ||
                     broken(view[j].prot == PAGE_EXECUTE_READ && info.Protect == PAGE_READONLY) || /* win2k */
                     broken(view[j].prot == PAGE_EXECUTE_READWRITE && info.Protect == PAGE_READWRITE) || /* win2k */
                     broken(view[j].prot == PAGE_EXECUTE_WRITECOPY && info.Protect == PAGE_NOACCESS), /* XP */
                     "%d: (%04x) got %#x, expected %#x\n", j, view[j].access, info.Protect, view[j].prot);
              ok(info.AllocationBase == base, "%d: (%04x) got %p, expected %p\n", j, view[j].access, info.AllocationBase, base);
              if (sec_flags & SEC_IMAGE)
                  ok(info.AllocationProtect == PAGE_EXECUTE_WRITECOPY, "%d: (%04x) got %#x, expected %#x\n",
                     j, view[j].access, info.AllocationProtect, info.Protect);
              else
                  ok(info.AllocationProtect == info.Protect, "%d: (%04x) got %#x, expected %#x\n",
                     j, view[j].access, info.AllocationProtect, info.Protect);
              ok(info.State == MEM_COMMIT, "%d: (%04x) got %#x, expected MEM_COMMIT\n", j, view[j].access, info.State);
              ok(info.Type == (sec_flags & SEC_IMAGE) ? SEC_IMAGE : MEM_MAPPED,
                 "%d: (%04x) got %#x, expected MEM_MAPPED\n", j, view[j].access, info.Type);
  
              if (nt_base && base)
              {
                  ok(nt_info.RegionSize == info.RegionSize, "%d: (%04x) got %#lx != expected %#lx\n", j, view[j].access, nt_info.RegionSize, info.RegionSize);
                  ok(nt_info.Protect == info.Protect /* Vista+ */ ||
                     broken(nt_info.AllocationProtect == PAGE_EXECUTE_WRITECOPY && info.Protect == PAGE_NOACCESS), /* XP */
                     "%d: (%04x) got %#x, expected %#x\n", j, view[j].access, nt_info.Protect, info.Protect);
                  ok(nt_info.AllocationProtect == info.AllocationProtect /* Vista+ */ ||
                     broken(nt_info.AllocationProtect == PAGE_EXECUTE_WRITECOPY && info.Protect == PAGE_NOACCESS), /* XP */
                     "%d: (%04x) got %#x, expected %#x\n", j, view[j].access, nt_info.AllocationProtect, info.AllocationProtect);
                  ok(nt_info.State == info.State, "%d: (%04x) got %#x, expected %#x\n", j, view[j].access, nt_info.State, info.State);
                  ok(nt_info.Type == info.Type, "%d: (%04x) got %#x, expected %#x\n", j, view[j].access, nt_info.Type, info.Type);
              }
  
              prev_prot = info.Protect;
              alloc_prot = info.AllocationProtect;
  
              for (k = 0; k < ARRAY_SIZE(page_prot); k++)
              {
                  /*trace("map %#x, view %#x, requested prot %#x\n", page_prot[i], view[j].prot, page_prot[k]);*/
                  DWORD actual_prot = (sec_flags & SEC_IMAGE) ? map_prot_no_write(page_prot[k]) : page_prot[k];
                  SetLastError(0xdeadbeef);
                  old_prot = 0xdeadbeef;
                  ret = VirtualProtect(base, si.dwPageSize, page_prot[k], &old_prot);
                  if (is_compatible_protection(alloc_prot, actual_prot))
                  {
                      /* win2k and XP don't support EXEC on file mappings */
                      if (!ret && (page_prot[k] == PAGE_EXECUTE || page_prot[k] == PAGE_EXECUTE_WRITECOPY || view[j].prot == PAGE_EXECUTE_WRITECOPY))
                      {
                          ok(broken(!ret), "VirtualProtect doesn't support PAGE_EXECUTE\n");
                          continue;
                      }
  
                      todo_wine_if(readonly && page_prot[k] == PAGE_WRITECOPY && view[j].prot != PAGE_WRITECOPY)
                      ok(ret, "VirtualProtect error %d, map %#x, view %#x, requested prot %#x\n", GetLastError(), page_prot[i], view[j].prot, page_prot[k]);
                      todo_wine_if(readonly && page_prot[k] == PAGE_WRITECOPY && view[j].prot != PAGE_WRITECOPY)
                      ok(old_prot == prev_prot, "got %#x, expected %#x\n", old_prot, prev_prot);
                      prev_prot = actual_prot;
  
                      ret = VirtualQuery(base, &info, sizeof(info));
                      ok(ret, "%d: VirtualQuery failed %d\n", j, GetLastError());
                      todo_wine_if(readonly && page_prot[k] == PAGE_WRITECOPY && view[j].prot != PAGE_WRITECOPY)
                      ok(info.Protect == actual_prot,
                         "VirtualProtect wrong prot, map %#x, view %#x, requested prot %#x got %#x\n",
                         page_prot[i], view[j].prot, page_prot[k], info.Protect );
                  }
                  else
                  {
                      ok(!ret, "VirtualProtect should fail, map %#x, view %#x, requested prot %#x\n", page_prot[i], view[j].prot, page_prot[k]);
                      ok(GetLastError() == ERROR_INVALID_PARAMETER, "expected ERROR_INVALID_PARAMETER, got %d\n", GetLastError());
                  }
              }
  
              for (k = 0; k < ARRAY_SIZE(page_prot); k++)
              {
                  /*trace("map %#x, view %#x, requested prot %#x\n", page_prot[i], view[j].prot, page_prot[k]);*/
                  SetLastError(0xdeadbeef);
                  ptr = VirtualAlloc(base, si.dwPageSize, MEM_COMMIT, page_prot[k]);
                  if (anon_mapping)
                  {
                      if (is_compatible_protection(view[j].prot, page_prot[k]))
                      {
                          ok(ptr != NULL, "VirtualAlloc error %u, map %#x, view %#x, requested prot %#x\n",
                             GetLastError(), page_prot[i], view[j].prot, page_prot[k]);
                      }
                      else
                      {
                          /* versions <= Vista accept all protections without checking */
                          ok(!ptr || broken(ptr != NULL),
                             "VirtualAlloc should fail, map %#x, view %#x, requested prot %#x\n",
                             page_prot[i], view[j].prot, page_prot[k]);
                          if (!ptr) ok( GetLastError() == ERROR_INVALID_PARAMETER,
                                        "wrong error %u\n", GetLastError());
                      }
                      if (ptr)
                      {
                          ret = VirtualQuery(base, &info, sizeof(info));
                          ok(ret, "%d: VirtualQuery failed %d\n", j, GetLastError());
                          ok(info.Protect == page_prot[k] ||
                             /* if the mapping doesn't have write access,
                              *  broken versions silently switch to WRITECOPY */
                             broken( info.Protect == map_prot_no_write(page_prot[k]) ),
                             "VirtualAlloc wrong prot, map %#x, view %#x, requested prot %#x got %#x\n",
                             page_prot[i], view[j].prot, page_prot[k], info.Protect );
                      }
                  }
                  else
                  {
                      ok(!ptr, "VirtualAlloc(%02x) should fail\n", page_prot[k]);
                      ok(GetLastError() == ERROR_ACCESS_DENIED, "expected ERROR_ACCESS_DENIED, got %d\n", GetLastError());
                  }
              }
  
              if (!anon_mapping && is_compatible_protection(alloc_prot, PAGE_WRITECOPY))
              {
                  ret = VirtualProtect(base, sec_flags & SEC_IMAGE ? si.dwPageSize : 2*si.dwPageSize, PAGE_WRITECOPY, &old_prot);
                  todo_wine_if(readonly && view[j].prot != PAGE_WRITECOPY)
                  ok(ret, "VirtualProtect error %d, map %#x, view %#x\n", GetLastError(), page_prot[i], view[j].prot);
                  if (ret) *(DWORD*)base = 0xdeadbeef;
                  ret = VirtualQuery(base, &info, sizeof(info));
                  ok(ret, "%d: VirtualQuery failed %d\n", j, GetLastError());
                  todo_wine
                  ok(info.Protect == PAGE_READWRITE, "VirtualProtect wrong prot, map %#x, view %#x got %#x\n",
                     page_prot[i], view[j].prot, info.Protect );
                  todo_wine_if (!(sec_flags & SEC_IMAGE))
                  ok(info.RegionSize == si.dwPageSize, "wrong region size %#lx after write, map %#x, view %#x got %#x\n",
                     info.RegionSize, page_prot[i], view[j].prot, info.Protect );
  
                  prev_prot = info.Protect;
                  alloc_prot = info.AllocationProtect;
  
                  if (!(sec_flags & SEC_IMAGE))
                  {
                      ret = VirtualQuery((char*)base + si.dwPageSize, &info, sizeof(info));
                      ok(ret, "%d: VirtualQuery failed %d\n", j, GetLastError());
                      todo_wine_if(readonly && view[j].prot != PAGE_WRITECOPY)
                      ok(info.Protect == PAGE_WRITECOPY, "wrong prot, map %#x, view %#x got %#x\n",
                         page_prot[i], view[j].prot, info.Protect);
                  }
  
                  for (k = 0; k < ARRAY_SIZE(page_prot); k++)
                  {
                      DWORD actual_prot = (sec_flags & SEC_IMAGE) ? map_prot_no_write(page_prot[k]) : page_prot[k];
                      SetLastError(0xdeadbeef);
                      old_prot = 0xdeadbeef;
                      ret = VirtualProtect(base, si.dwPageSize, page_prot[k], &old_prot);
                      if (is_compatible_protection(alloc_prot, actual_prot))
                      {
                          /* win2k and XP don't support EXEC on file mappings */
                          if (!ret && (page_prot[k] == PAGE_EXECUTE || page_prot[k] == PAGE_EXECUTE_WRITECOPY || view[j].prot == PAGE_EXECUTE_WRITECOPY))
                          {
                              ok(broken(!ret), "VirtualProtect doesn't support PAGE_EXECUTE\n");
                              continue;
                          }
  
                          todo_wine_if(readonly && page_prot[k] == PAGE_WRITECOPY && view[j].prot != PAGE_WRITECOPY)
                          ok(ret, "VirtualProtect error %d, map %#x, view %#x, requested prot %#x\n", GetLastError(), page_prot[i], view[j].prot, page_prot[k]);
                          todo_wine_if(readonly && page_prot[k] == PAGE_WRITECOPY && view[j].prot != PAGE_WRITECOPY)
                          ok(old_prot == prev_prot, "got %#x, expected %#x\n", old_prot, prev_prot);
  
                          ret = VirtualQuery(base, &info, sizeof(info));
                          ok(ret, "%d: VirtualQuery failed %d\n", j, GetLastError());
                          todo_wine_if( map_prot_written( page_prot[k] ) != actual_prot )
                          ok(info.Protect == map_prot_written( page_prot[k] ),
                             "VirtualProtect wrong prot, map %#x, view %#x, requested prot %#x got %#x\n",
                             page_prot[i], view[j].prot, page_prot[k], info.Protect );
                          prev_prot = info.Protect;
                      }
                      else
                      {
                          ok(!ret, "VirtualProtect should fail, map %#x, view %#x, requested prot %#x\n", page_prot[i], view[j].prot, page_prot[k]);
                          ok(GetLastError() == ERROR_INVALID_PARAMETER, "expected ERROR_INVALID_PARAMETER, got %d\n", GetLastError());
                      }
                  }
              }
              UnmapViewOfFile(base);
          }
  
          CloseHandle(hmap);
      }
  }
  
  static void test_mappings(void)
  {
      char temp_path[MAX_PATH];
      char file_name[MAX_PATH];
      DWORD data, num_bytes;
      HANDLE hfile;
  
      GetTempPathA(MAX_PATH, temp_path);
      GetTempFileNameA(temp_path, "map", 0, file_name);
  
      hfile = CreateFileA(file_name, GENERIC_READ|GENERIC_WRITE|GENERIC_EXECUTE, 0, NULL, CREATE_ALWAYS, 0, 0);
      ok(hfile != INVALID_HANDLE_VALUE, "CreateFile(%s) error %d\n", file_name, GetLastError());
      SetFilePointer(hfile, 2*si.dwPageSize, NULL, FILE_BEGIN);
      SetEndOfFile(hfile);
  
      test_mapping( hfile, SEC_COMMIT, FALSE );
  
      /* test that file was not modified */
      SetFilePointer(hfile, 0, NULL, FILE_BEGIN);
      ok(ReadFile(hfile, &data, sizeof(data), &num_bytes, NULL), "ReadFile failed\n");
      ok(num_bytes == sizeof(data), "num_bytes = %d\n", num_bytes);
      todo_wine
      ok(!data, "data = %x\n", data);
  
      CloseHandle( hfile );
  
      hfile = CreateFileA(file_name, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, 0);
      ok(hfile != INVALID_HANDLE_VALUE, "CreateFile(%s) error %d\n", file_name, GetLastError());
  
      test_mapping( hfile, SEC_COMMIT, TRUE );
  
      CloseHandle( hfile );
      DeleteFileA( file_name );
  
      /* SEC_IMAGE mapping */
      GetSystemDirectoryA( file_name, MAX_PATH );
      strcat( file_name, "\\kernel32.dll" );
  
      hfile = CreateFileA( file_name, GENERIC_READ|GENERIC_EXECUTE, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, 0 );
      ok(hfile != INVALID_HANDLE_VALUE, "CreateFile(%s) error %d\n", file_name, GetLastError());
  
      test_mapping( hfile, SEC_IMAGE, FALSE );
  
      CloseHandle( hfile );
  
      /* now anonymous mappings */
      test_mapping( INVALID_HANDLE_VALUE, SEC_COMMIT, FALSE );
  }
  
  static void test_shared_memory(BOOL is_child)
  {
      HANDLE mapping;
      LONG *p;
  
      SetLastError(0xdeadbef);
      mapping = CreateFileMappingA(INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0, 4096, "winetest_virtual.c");
      ok(mapping != 0, "CreateFileMapping error %d\n", GetLastError());
      if (is_child)
          ok(GetLastError() == ERROR_ALREADY_EXISTS, "expected ERROR_ALREADY_EXISTS, got %d\n", GetLastError());
  
      SetLastError(0xdeadbef);
      p = MapViewOfFile(mapping, FILE_MAP_READ|FILE_MAP_WRITE, 0, 0, 4096);
      ok(p != NULL, "MapViewOfFile error %d\n", GetLastError());
  
      if (is_child)
      {
          ok(*p == 0x1a2b3c4d, "expected 0x1a2b3c4d in child, got %#x\n", *p);
      }
      else
      {
          char **argv;
          char cmdline[MAX_PATH];
          PROCESS_INFORMATION pi;
          STARTUPINFOA si = { sizeof(si) };
          DWORD ret;
  
          *p = 0x1a2b3c4d;
  
          winetest_get_mainargs(&argv);
          sprintf(cmdline, "\"%s\" virtual sharedmem", argv[0]);
          ret = CreateProcessA(argv[0], cmdline, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi);
          ok(ret, "CreateProcess(%s) error %d\n", cmdline, GetLastError());
          wait_child_process(pi.hProcess);
          CloseHandle(pi.hThread);
          CloseHandle(pi.hProcess);
      }
  
      UnmapViewOfFile(p);
      CloseHandle(mapping);
  }
  
  static void test_shared_memory_ro(BOOL is_child, DWORD child_access)
  {
      HANDLE mapping;
      LONG *p;
  
      SetLastError(0xdeadbef);
      mapping = CreateFileMappingA(INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0, 4096, "winetest_virtual.c_ro");
      ok(mapping != 0, "CreateFileMapping error %d\n", GetLastError());
      if (is_child)
          ok(GetLastError() == ERROR_ALREADY_EXISTS, "expected ERROR_ALREADY_EXISTS, got %d\n", GetLastError());
  
      SetLastError(0xdeadbef);
      p = MapViewOfFile(mapping, is_child ? child_access : FILE_MAP_READ, 0, 0, 4096);
      ok(p != NULL, "MapViewOfFile error %d\n", GetLastError());
  
      if (is_child)
      {
          *p = 0xdeadbeef;
      }
      else
      {
          char **argv;
          char cmdline[MAX_PATH];
          PROCESS_INFORMATION pi;
          STARTUPINFOA si = { sizeof(si) };
          DWORD ret;
  
          winetest_get_mainargs(&argv);
          sprintf(cmdline, "\"%s\" virtual sharedmemro %x", argv[0], child_access);
          ret = CreateProcessA(argv[0], cmdline, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi);
          ok(ret, "CreateProcess(%s) error %d\n", cmdline, GetLastError());
          wait_child_process(pi.hProcess);
          CloseHandle(pi.hThread);
          CloseHandle(pi.hProcess);
  
          if(child_access & FILE_MAP_WRITE)
              ok(*p == 0xdeadbeef, "*p = %x, expected 0xdeadbeef\n", *p);
          else
              ok(!*p, "*p = %x, expected 0\n", *p);
      }
  
      UnmapViewOfFile(p);
      CloseHandle(mapping);
  }
  
  START_TEST(virtual)
  {
      int argc;
      char **argv;
      argc = winetest_get_mainargs( &argv );
  
      if (argc >= 3)
      {
          if (!strcmp(argv[2], "sleep"))
          {
              Sleep(5000); /* spawned process runs for at most 5 seconds */
              return;
          }
          if (!strcmp(argv[2], "sharedmem"))
          {
              test_shared_memory(TRUE);
              return;
          }
          if (!strcmp(argv[2], "sharedmemro"))
          {
              test_shared_memory_ro(TRUE, strtol(argv[3], NULL, 16));
              return;
          }
          while (1)
          {
              void *mem;
              BOOL ret;
              mem = VirtualAlloc(NULL, 1<<20, MEM_COMMIT|MEM_RESERVE,
                                 PAGE_EXECUTE_READWRITE);
              ok(mem != NULL, "VirtualAlloc failed %u\n", GetLastError());
              if (mem == NULL) break;
              ret = VirtualFree(mem, 0, MEM_RELEASE);
              ok(ret, "VirtualFree failed %u\n", GetLastError());
              if (!ret) break;
          }
          return;
      }
  
      hkernel32 = GetModuleHandleA("kernel32.dll");
      hkernelbase = GetModuleHandleA("kernelbase.dll");
      hntdll    = GetModuleHandleA("ntdll.dll");
  
      pGetWriteWatch = (void *) GetProcAddress(hkernel32, "GetWriteWatch");
      pResetWriteWatch = (void *) GetProcAddress(hkernel32, "ResetWriteWatch");
      pGetProcessDEPPolicy = (void *)GetProcAddress( hkernel32, "GetProcessDEPPolicy" );
      pIsWow64Process = (void *)GetProcAddress( hkernel32, "IsWow64Process" );
      pNtAreMappedFilesTheSame = (void *)GetProcAddress( hntdll, "NtAreMappedFilesTheSame" );
      pNtCreateSection = (void *)GetProcAddress( hntdll, "NtCreateSection" );
      pNtMapViewOfSection = (void *)GetProcAddress( hntdll, "NtMapViewOfSection" );
      pNtUnmapViewOfSection = (void *)GetProcAddress( hntdll, "NtUnmapViewOfSection" );
      pNtQuerySection = (void *)GetProcAddress( hntdll, "NtQuerySection" );
      pRtlAddVectoredExceptionHandler = (void *)GetProcAddress( hntdll, "RtlAddVectoredExceptionHandler" );
      pRtlRemoveVectoredExceptionHandler = (void *)GetProcAddress( hntdll, "RtlRemoveVectoredExceptionHandler" );
      pNtProtectVirtualMemory = (void *)GetProcAddress( hntdll, "NtProtectVirtualMemory" );
      pVirtualAllocFromApp = (void *)GetProcAddress( hkernelbase, "VirtualAllocFromApp" );
  
      GetSystemInfo(&si);
      trace("system page size %#x\n", si.dwPageSize);
  
      test_shared_memory(FALSE);
      test_shared_memory_ro(FALSE, FILE_MAP_READ|FILE_MAP_WRITE);
      test_shared_memory_ro(FALSE, FILE_MAP_COPY);
      test_shared_memory_ro(FALSE, FILE_MAP_COPY|FILE_MAP_WRITE);
      test_mappings();
      test_CreateFileMapping_protection();
      test_VirtualAlloc_protection();
      test_VirtualProtect();
      test_VirtualAllocEx();
      test_VirtualAlloc();
      test_VirtualAllocFromApp();
      test_MapViewOfFile();
      test_NtAreMappedFilesTheSame();
      test_CreateFileMapping();
      test_IsBadReadPtr();
      test_IsBadWritePtr();
      test_IsBadCodePtr();
      test_write_watch();
  #if defined(__i386__) || defined(__x86_64__)
      test_stack_commit();
  #endif
  #ifdef __i386__
      test_guard_page();
      /* The following tests should be executed as a last step, and in exactly this
       * order, since ATL thunk emulation cannot be enabled anymore on Windows. */
      test_atl_thunk_emulation( MEM_EXECUTE_OPTION_ENABLE );
      test_atl_thunk_emulation( MEM_EXECUTE_OPTION_DISABLE );
      test_atl_thunk_emulation( MEM_EXECUTE_OPTION_DISABLE | MEM_EXECUTE_OPTION_DISABLE_THUNK_EMULATION );
  #endif
  }
  