dlls/kernel32/tests/virtual.c

   1 /*
   2  * Unit test suite for Virtual* family of APIs.
   3  *
   4  * Copyright 2004 Dmitry Timoshkov
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include <stdarg.h>
  22 #include <stdio.h>
  23
  24 #include "windef.h"
  25 #include "winbase.h"
  26 #include "winerror.h"
  27 #include "wine/test.h"
  28
  29 #define NUM_THREADS 4
  30
  31 static HINSTANCE hkernel32;
  32 static LPVOID (WINAPI *pVirtualAllocEx)(HANDLE, LPVOID, SIZE_T, DWORD, DWORD);
  33 static BOOL   (WINAPI *pVirtualFreeEx)(HANDLE, LPVOID, SIZE_T, DWORD);
  34
  35 /* ############################### */
  36
  37 static HANDLE create_target_process(const char *arg)
  38 {
  39     char **argv;
  40     char cmdline[MAX_PATH];
  41     PROCESS_INFORMATION pi;
  42     STARTUPINFO si = { 0 };
  43     si.cb = sizeof(si);
  44
  45     winetest_get_mainargs( &argv );
  46     sprintf(cmdline, "%s %s %s", argv[0], argv[1], arg);
  47     ok(CreateProcess(NULL, cmdline, NULL, NULL, FALSE, 0, NULL, NULL,
  48                      &si, &pi) != 0, "error: %u\n", GetLastError());
  49     ok(CloseHandle(pi.hThread) != 0, "error %u\n", GetLastError());
  50     return pi.hProcess;
  51 }
  52
  53 static void test_VirtualAllocEx(void)
  54 {
  55     const unsigned int alloc_size = 1<<15;
  56     char *src, *dst;
  57     unsigned long bytes_written = 0, bytes_read = 0, i;
  58     void *addr1, *addr2;
  59     BOOL b;
  60     DWORD old_prot;
  61     MEMORY_BASIC_INFORMATION info;
  62     HANDLE hProcess;
  63
  64     /* not exported in all windows-versions  */
  65     if ((!pVirtualAllocEx) || (!pVirtualFreeEx)) {
  66         skip("VirtualAllocEx not found\n");
  67         return;
  68     }
  69
  70     hProcess = create_target_process("sleep");
  71     ok(hProcess != NULL, "Can't start process\n");
  72
  73     SetLastError(0xdeadbeef);
  74     addr1 = pVirtualAllocEx(hProcess, NULL, alloc_size, MEM_COMMIT,
  75                            PAGE_EXECUTE_READWRITE);
  76     if (!addr1 && GetLastError() == ERROR_CALL_NOT_IMPLEMENTED)
  77     {   /* Win9x */
  78         skip("VirtualAllocEx not implemented\n");
  79         TerminateProcess(hProcess, 0);
  80         CloseHandle(hProcess);
  81         return;
  82     }
  83
  84     src = HeapAlloc( GetProcessHeap(), 0, alloc_size );
  85     dst = HeapAlloc( GetProcessHeap(), 0, alloc_size );
  86     for (i = 0; i < alloc_size; i++)
  87         src[i] = i & 0xff;
  88
  89     ok(addr1 != NULL, "VirtualAllocEx error %u\n", GetLastError());
  90     b = WriteProcessMemory(hProcess, addr1, src, alloc_size, &bytes_written);
  91     ok(b && (bytes_written == alloc_size), "%lu bytes written\n",
  92        bytes_written);
  93     b = ReadProcessMemory(hProcess, addr1, dst, alloc_size, &bytes_read);
  94     ok(b && (bytes_read == alloc_size), "%lu bytes read\n", bytes_read);
  95     ok(!memcmp(src, dst, alloc_size), "Data from remote process differs\n");
  96     b = pVirtualFreeEx(hProcess, addr1, 0, MEM_RELEASE);
  97     ok(b != 0, "VirtualFreeEx, error %u\n", GetLastError());
  98
  99     HeapFree( GetProcessHeap(), 0, src );
 100     HeapFree( GetProcessHeap(), 0, dst );
 101
 102     /*
 103      * The following tests parallel those in test_VirtualAlloc()
 104      */
 105
 106     SetLastError(0xdeadbeef);
 107     addr1 = pVirtualAllocEx(hProcess, 0, 0, MEM_RESERVE, PAGE_NOACCESS);
 108     ok(addr1 == NULL, "VirtualAllocEx should fail on zero-sized allocation\n");
 109     ok(GetLastError() == ERROR_INVALID_PARAMETER /* NT */ ||
 110        GetLastError() == ERROR_NOT_ENOUGH_MEMORY, /* Win9x */
 111         "got %u, expected ERROR_INVALID_PARAMETER\n", GetLastError());
 112
 113     addr1 = pVirtualAllocEx(hProcess, 0, 0xFFFC, MEM_RESERVE, PAGE_NOACCESS);
 114     ok(addr1 != NULL, "VirtualAllocEx failed\n");
 115
 116     /* test a not committed memory */
 117     memset(&info, 'q', sizeof(info));
 118     ok(VirtualQueryEx(hProcess, addr1, &info, sizeof(info)) == sizeof(info), "VirtualQueryEx failed\n");
 119     ok(info.BaseAddress == addr1, "%p != %p\n", info.BaseAddress, addr1);
 120     ok(info.AllocationBase == addr1, "%p != %p\n", info.AllocationBase, addr1);
 121     ok(info.AllocationProtect == PAGE_NOACCESS, "%x != PAGE_NOACCESS\n", info.AllocationProtect);
 122     ok(info.RegionSize == 0x10000, "%lx != 0x10000\n", info.RegionSize);
 123     ok(info.State == MEM_RESERVE, "%x != MEM_RESERVE\n", info.State);
 124     /* NT reports Protect == 0 for a not committed memory block */
 125     ok(info.Protect == 0 /* NT */ ||
 126        info.Protect == PAGE_NOACCESS, /* Win9x */
 127         "%x != PAGE_NOACCESS\n", info.Protect);
 128     ok(info.Type == MEM_PRIVATE, "%x != MEM_PRIVATE\n", info.Type);
 129
 130     SetLastError(0xdeadbeef);
 131     ok(!VirtualProtectEx(hProcess, addr1, 0xFFFC, PAGE_READONLY, &old_prot),
 132        "VirtualProtectEx should fail on a not committed memory\n");
 133     ok(GetLastError() == ERROR_INVALID_ADDRESS /* NT */ ||
 134        GetLastError() == ERROR_INVALID_PARAMETER, /* Win9x */
 135         "got %u, expected ERROR_INVALID_ADDRESS\n", GetLastError());
 136
 137     addr2 = pVirtualAllocEx(hProcess, addr1, 0x1000, MEM_COMMIT, PAGE_NOACCESS);
 138     ok(addr1 == addr2, "VirtualAllocEx failed\n");
 139
 140     /* test a committed memory */
 141     ok(VirtualQueryEx(hProcess, addr1, &info, sizeof(info)) == sizeof(info),
 142         "VirtualQueryEx failed\n");
 143     ok(info.BaseAddress == addr1, "%p != %p\n", info.BaseAddress, addr1);
 144     ok(info.AllocationBase == addr1, "%p != %p\n", info.AllocationBase, addr1);
 145     ok(info.AllocationProtect == PAGE_NOACCESS, "%x != PAGE_NOACCESS\n", info.AllocationProtect);
 146     ok(info.RegionSize == 0x1000, "%lx != 0x1000\n", info.RegionSize);
 147     ok(info.State == MEM_COMMIT, "%x != MEM_COMMIT\n", info.State);
 148     /* this time NT reports PAGE_NOACCESS as well */
 149     ok(info.Protect == PAGE_NOACCESS, "%x != PAGE_NOACCESS\n", info.Protect);
 150     ok(info.Type == MEM_PRIVATE, "%x != MEM_PRIVATE\n", info.Type);
 151
 152     /* this should fail, since not the whole range is committed yet */
 153     SetLastError(0xdeadbeef);
 154     ok(!VirtualProtectEx(hProcess, addr1, 0xFFFC, PAGE_READONLY, &old_prot),
 155         "VirtualProtectEx should fail on a not committed memory\n");
 156     ok(GetLastError() == ERROR_INVALID_ADDRESS /* NT */ ||
 157        GetLastError() == ERROR_INVALID_PARAMETER, /* Win9x */
 158         "got %u, expected ERROR_INVALID_ADDRESS\n", GetLastError());
 159
 160     old_prot = 0;
 161     ok(VirtualProtectEx(hProcess, addr1, 0x1000, PAGE_READONLY, &old_prot), "VirtualProtectEx failed\n");
 162     ok(old_prot == PAGE_NOACCESS, "wrong old protection: got %04x instead of PAGE_NOACCESS\n", old_prot);
 163
 164     old_prot = 0;
 165     ok(VirtualProtectEx(hProcess, addr1, 0x1000, PAGE_READWRITE, &old_prot), "VirtualProtectEx failed\n");
 166     ok(old_prot == PAGE_READONLY, "wrong old protection: got %04x instead of PAGE_READONLY\n", old_prot);
 167
 168     ok(!pVirtualFreeEx(hProcess, addr1, 0x10000, 0),
 169        "VirtualFreeEx should fail with type 0\n");
 170     ok(GetLastError() == ERROR_INVALID_PARAMETER,
 171         "got %u, expected ERROR_INVALID_PARAMETER\n", GetLastError());
 172
 173     ok(pVirtualFreeEx(hProcess, addr1, 0x10000, MEM_DECOMMIT), "VirtualFreeEx failed\n");
 174
 175     /* if the type is MEM_RELEASE, size must be 0 */
 176     ok(!pVirtualFreeEx(hProcess, addr1, 1, MEM_RELEASE),
 177        "VirtualFreeEx should fail\n");
 178     ok(GetLastError() == ERROR_INVALID_PARAMETER,
 179         "got %u, expected ERROR_INVALID_PARAMETER\n", GetLastError());
 180
 181     ok(pVirtualFreeEx(hProcess, addr1, 0, MEM_RELEASE), "VirtualFreeEx failed\n");
 182
 183     TerminateProcess(hProcess, 0);
 184     CloseHandle(hProcess);
 185 }
 186
 187 static void test_VirtualAlloc(void)
 188 {
 189     void *addr1, *addr2;
 190     DWORD old_prot;
 191     MEMORY_BASIC_INFORMATION info;
 192
 193     SetLastError(0xdeadbeef);
 194     addr1 = VirtualAlloc(0, 0, MEM_RESERVE, PAGE_NOACCESS);
 195     ok(addr1 == NULL, "VirtualAlloc should fail on zero-sized allocation\n");
 196     ok(GetLastError() == ERROR_INVALID_PARAMETER /* NT */ ||
 197        GetLastError() == ERROR_NOT_ENOUGH_MEMORY, /* Win9x */
 198         "got %d, expected ERROR_INVALID_PARAMETER\n", GetLastError());
 199
 200     addr1 = VirtualAlloc(0, 0xFFFC, MEM_RESERVE, PAGE_NOACCESS);
 201     ok(addr1 != NULL, "VirtualAlloc failed\n");
 202
 203     /* test a not committed memory */
 204     ok(VirtualQuery(addr1, &info, sizeof(info)) == sizeof(info),
 205         "VirtualQuery failed\n");
 206     ok(info.BaseAddress == addr1, "%p != %p\n", info.BaseAddress, addr1);
 207     ok(info.AllocationBase == addr1, "%p != %p\n", info.AllocationBase, addr1);
 208     ok(info.AllocationProtect == PAGE_NOACCESS, "%x != PAGE_NOACCESS\n", info.AllocationProtect);
 209     ok(info.RegionSize == 0x10000, "%lx != 0x10000\n", info.RegionSize);
 210     ok(info.State == MEM_RESERVE, "%x != MEM_RESERVE\n", info.State);
 211     /* NT reports Protect == 0 for a not committed memory block */
 212     ok(info.Protect == 0 /* NT */ ||
 213        info.Protect == PAGE_NOACCESS, /* Win9x */
 214         "%x != PAGE_NOACCESS\n", info.Protect);
 215     ok(info.Type == MEM_PRIVATE, "%x != MEM_PRIVATE\n", info.Type);
 216
 217     SetLastError(0xdeadbeef);
 218     ok(!VirtualProtect(addr1, 0xFFFC, PAGE_READONLY, &old_prot),
 219        "VirtualProtect should fail on a not committed memory\n");
 220     ok(GetLastError() == ERROR_INVALID_ADDRESS /* NT */ ||
 221        GetLastError() == ERROR_INVALID_PARAMETER, /* Win9x */
 222         "got %d, expected ERROR_INVALID_ADDRESS\n", GetLastError());
 223
 224     addr2 = VirtualAlloc(addr1, 0x1000, MEM_COMMIT, PAGE_NOACCESS);
 225     ok(addr1 == addr2, "VirtualAlloc failed\n");
 226
 227     /* test a committed memory */
 228     ok(VirtualQuery(addr1, &info, sizeof(info)) == sizeof(info),
 229         "VirtualQuery failed\n");
 230     ok(info.BaseAddress == addr1, "%p != %p\n", info.BaseAddress, addr1);
 231     ok(info.AllocationBase == addr1, "%p != %p\n", info.AllocationBase, addr1);
 232     ok(info.AllocationProtect == PAGE_NOACCESS, "%x != PAGE_NOACCESS\n", info.AllocationProtect);
 233     ok(info.RegionSize == 0x1000, "%lx != 0x1000\n", info.RegionSize);
 234     ok(info.State == MEM_COMMIT, "%x != MEM_COMMIT\n", info.State);
 235     /* this time NT reports PAGE_NOACCESS as well */
 236     ok(info.Protect == PAGE_NOACCESS, "%x != PAGE_NOACCESS\n", info.Protect);
 237     ok(info.Type == MEM_PRIVATE, "%x != MEM_PRIVATE\n", info.Type);
 238
 239     /* this should fail, since not the whole range is committed yet */
 240     SetLastError(0xdeadbeef);
 241     ok(!VirtualProtect(addr1, 0xFFFC, PAGE_READONLY, &old_prot),
 242         "VirtualProtect should fail on a not committed memory\n");
 243     ok(GetLastError() == ERROR_INVALID_ADDRESS /* NT */ ||
 244        GetLastError() == ERROR_INVALID_PARAMETER, /* Win9x */
 245         "got %d, expected ERROR_INVALID_ADDRESS\n", GetLastError());
 246
 247     ok(VirtualProtect(addr1, 0x1000, PAGE_READONLY, &old_prot), "VirtualProtect failed\n");
 248     ok(old_prot == PAGE_NOACCESS,
 249         "wrong old protection: got %04x instead of PAGE_NOACCESS\n", old_prot);
 250
 251     ok(VirtualProtect(addr1, 0x1000, PAGE_READWRITE, &old_prot), "VirtualProtect failed\n");
 252     ok(old_prot == PAGE_READONLY,
 253         "wrong old protection: got %04x instead of PAGE_READONLY\n", old_prot);
 254
 255     ok(!VirtualFree(addr1, 0x10000, 0), "VirtualFree should fail with type 0\n");
 256     ok(GetLastError() == ERROR_INVALID_PARAMETER,
 257         "got %d, expected ERROR_INVALID_PARAMETER\n", GetLastError());
 258
 259     ok(VirtualFree(addr1, 0x10000, MEM_DECOMMIT), "VirtualFree failed\n");
 260
 261     /* if the type is MEM_RELEASE, size must be 0 */
 262     ok(!VirtualFree(addr1, 1, MEM_RELEASE), "VirtualFree should fail\n");
 263     ok(GetLastError() == ERROR_INVALID_PARAMETER,
 264         "got %d, expected ERROR_INVALID_PARAMETER\n", GetLastError());
 265
 266     ok(VirtualFree(addr1, 0, MEM_RELEASE), "VirtualFree failed\n");
 267 }
 268
 269 static void test_MapViewOfFile(void)
 270 {
 271     static const char testfile[] = "testfile.xxx";
 272     HANDLE file, mapping;
 273     void *ptr;
 274
 275     file = CreateFileA( testfile, GENERIC_READ|GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0 );
 276     ok( file != INVALID_HANDLE_VALUE, "Failed to create test file\n" );
 277     SetFilePointer( file, 4096, NULL, FILE_BEGIN );
 278     SetEndOfFile( file );
 279
 280     /* read/write mapping */
 281
 282     mapping = CreateFileMappingA( file, NULL, PAGE_READWRITE, 0, 4096, NULL );
 283     ok( mapping != 0, "CreateFileMapping failed\n" );
 284
 285     ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );
 286     ok( ptr != NULL, "MapViewOfFile FILE_MAPE_READ failed\n" );
 287     UnmapViewOfFile( ptr );
 288
 289     /* this fails on win9x but succeeds on NT */
 290     ptr = MapViewOfFile( mapping, FILE_MAP_COPY, 0, 0, 4096 );
 291     if (ptr) UnmapViewOfFile( ptr );
 292     else ok( GetLastError() == ERROR_INVALID_PARAMETER, "Wrong error %d\n", GetLastError() );
 293
 294     ptr = MapViewOfFile( mapping, 0, 0, 0, 4096 );
 295     ok( ptr != NULL, "MapViewOfFile 0 failed\n" );
 296     UnmapViewOfFile( ptr );
 297
 298     ptr = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 4096 );
 299     ok( ptr != NULL, "MapViewOfFile FILE_MAP_WRITE failed\n" );
 300     UnmapViewOfFile( ptr );
 301     CloseHandle( mapping );
 302
 303     /* read-only mapping */
 304
 305     mapping = CreateFileMappingA( file, NULL, PAGE_READONLY, 0, 4096, NULL );
 306     ok( mapping != 0, "CreateFileMapping failed\n" );
 307
 308     ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );
 309     ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ failed\n" );
 310     UnmapViewOfFile( ptr );
 311
 312     /* this fails on win9x but succeeds on NT */
 313     ptr = MapViewOfFile( mapping, FILE_MAP_COPY, 0, 0, 4096 );
 314     if (ptr) UnmapViewOfFile( ptr );
 315     else ok( GetLastError() == ERROR_INVALID_PARAMETER, "Wrong error %d\n", GetLastError() );
 316
 317     ptr = MapViewOfFile( mapping, 0, 0, 0, 4096 );
 318     ok( ptr != NULL, "MapViewOfFile 0 failed\n" );
 319     UnmapViewOfFile( ptr );
 320
 321     ptr = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 4096 );
 322     ok( !ptr, "MapViewOfFile FILE_MAP_WRITE succeeded\n" );
 323     ok( GetLastError() == ERROR_INVALID_PARAMETER ||
 324         GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
 325     CloseHandle( mapping );
 326
 327     /* copy-on-write mapping */
 328
 329     mapping = CreateFileMappingA( file, NULL, PAGE_WRITECOPY, 0, 4096, NULL );
 330     ok( mapping != 0, "CreateFileMapping failed\n" );
 331
 332     ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );
 333     ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ failed\n" );
 334     UnmapViewOfFile( ptr );
 335
 336     ptr = MapViewOfFile( mapping, FILE_MAP_COPY, 0, 0, 4096 );
 337     ok( ptr != NULL, "MapViewOfFile FILE_MAP_COPY failed\n" );
 338     UnmapViewOfFile( ptr );
 339
 340     ptr = MapViewOfFile( mapping, 0, 0, 0, 4096 );
 341     ok( ptr != NULL, "MapViewOfFile 0 failed\n" );
 342     UnmapViewOfFile( ptr );
 343
 344     ptr = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 4096 );
 345     ok( !ptr, "MapViewOfFile FILE_MAP_WRITE succeeded\n" );
 346     ok( GetLastError() == ERROR_INVALID_PARAMETER ||
 347         GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
 348     CloseHandle( mapping );
 349
 350     /* no access mapping */
 351
 352     mapping = CreateFileMappingA( file, NULL, PAGE_NOACCESS, 0, 4096, NULL );
 353     /* fails on NT but succeeds on win9x */
 354     if (!mapping) ok( GetLastError() == ERROR_INVALID_PARAMETER, "Wrong error %d\n", GetLastError() );
 355     else
 356     {
 357         ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );
 358         ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ failed\n" );
 359         UnmapViewOfFile( ptr );
 360
 361         ptr = MapViewOfFile( mapping, FILE_MAP_COPY, 0, 0, 4096 );
 362         ok( !ptr, "MapViewOfFile FILE_MAP_COPY succeeded\n" );
 363         ok( GetLastError() == ERROR_INVALID_PARAMETER, "Wrong error %d\n", GetLastError() );
 364
 365         ptr = MapViewOfFile( mapping, 0, 0, 0, 4096 );
 366         ok( ptr != NULL, "MapViewOfFile 0 failed\n" );
 367         UnmapViewOfFile( ptr );
 368
 369         ptr = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 4096 );
 370         ok( !ptr, "MapViewOfFile FILE_MAP_WRITE succeeded\n" );
 371         ok( GetLastError() == ERROR_INVALID_PARAMETER, "Wrong error %d\n", GetLastError() );
 372
 373         CloseHandle( mapping );
 374     }
 375
 376     CloseHandle( file );
 377
 378     /* now try read-only file */
 379
 380     file = CreateFileA( testfile, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, 0 );
 381     ok( file != INVALID_HANDLE_VALUE, "Failed to create test file\n" );
 382
 383     mapping = CreateFileMappingA( file, NULL, PAGE_READWRITE, 0, 4096, NULL );
 384     ok( !mapping, "CreateFileMapping PAGE_READWRITE succeeded\n" );
 385     ok( GetLastError() == ERROR_INVALID_PARAMETER ||
 386         GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
 387
 388     mapping = CreateFileMappingA( file, NULL, PAGE_WRITECOPY, 0, 4096, NULL );
 389     ok( mapping != 0, "CreateFileMapping PAGE_WRITECOPY failed\n" );
 390     CloseHandle( mapping );
 391
 392     mapping = CreateFileMappingA( file, NULL, PAGE_READONLY, 0, 4096, NULL );
 393     ok( mapping != 0, "CreateFileMapping PAGE_READONLY failed\n" );
 394     CloseHandle( mapping );
 395     CloseHandle( file );
 396
 397     /* now try no access file */
 398
 399     file = CreateFileA( testfile, 0, 0, NULL, OPEN_EXISTING, 0, 0 );
 400     ok( file != INVALID_HANDLE_VALUE, "Failed to create test file\n" );
 401
 402     mapping = CreateFileMappingA( file, NULL, PAGE_READWRITE, 0, 4096, NULL );
 403     ok( !mapping, "CreateFileMapping PAGE_READWRITE succeeded\n" );
 404     ok( GetLastError() == ERROR_INVALID_PARAMETER ||
 405         GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
 406
 407     mapping = CreateFileMappingA( file, NULL, PAGE_WRITECOPY, 0, 4096, NULL );
 408     ok( !mapping, "CreateFileMapping PAGE_WRITECOPY succeeded\n" );
 409     ok( GetLastError() == ERROR_INVALID_PARAMETER ||
 410         GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
 411
 412     mapping = CreateFileMappingA( file, NULL, PAGE_READONLY, 0, 4096, NULL );
 413     ok( !mapping, "CreateFileMapping PAGE_READONLY succeeded\n" );
 414     ok( GetLastError() == ERROR_INVALID_PARAMETER ||
 415         GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
 416
 417     CloseHandle( file );
 418     DeleteFileA( testfile );
 419
 420     file = CreateFileMapping( INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0, 4096, "Global\\Foo");
 421     ok( file != 0, "CreateFileMapping PAGE_READWRITE failed\n" );
 422
 423     mapping = OpenFileMapping( FILE_MAP_READ, FALSE, "Global\\Foo" );
 424     ok( mapping != 0, "OpenFileMapping FILE_MAP_READ failed\n" );
 425     ptr = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 0 );
 426 todo_wine ok( !ptr, "MapViewOfFile FILE_MAP_WRITE should fail\n" );
 427     CloseHandle( mapping );
 428
 429     CloseHandle( file );
 430 }
 431
 432 static DWORD (WINAPI *pNtMapViewOfSection)( HANDLE handle, HANDLE process, PVOID *addr_ptr,
 433                                             ULONG zero_bits, SIZE_T commit_size,
 434                                             const LARGE_INTEGER *offset_ptr, SIZE_T *size_ptr,
 435                                             ULONG inherit, ULONG alloc_type, ULONG protect );
 436 static DWORD (WINAPI *pNtUnmapViewOfSection)( HANDLE process, PVOID addr );
 437
 438 static void test_NtMapViewOfSection(void)
 439 {
 440     HANDLE hProcess;
 441
 442     static const char testfile[] = "testfile.xxx";
 443     static const char data[] = "test data for NtMapViewOfSection";
 444     char buffer[sizeof(data)];
 445     HANDLE file, mapping;
 446     void *ptr;
 447     BOOL ret;
 448     DWORD status, written;
 449     SIZE_T size, result;
 450     LARGE_INTEGER offset;
 451
 452     pNtMapViewOfSection = (void *)GetProcAddress( GetModuleHandle("ntdll.dll"), "NtMapViewOfSection" );
 453     pNtUnmapViewOfSection = (void *)GetProcAddress( GetModuleHandle("ntdll.dll"), "NtUnmapViewOfSection" );
 454     if (!pNtMapViewOfSection || !pNtUnmapViewOfSection)
 455     {
 456         skip( "NtMapViewOfSection not found\n" );
 457         return;
 458     }
 459
 460     file = CreateFileA( testfile, GENERIC_READ|GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0 );
 461     ok( file != INVALID_HANDLE_VALUE, "Failed to create test file\n" );
 462     WriteFile( file, data, sizeof(data), &written, NULL );
 463     SetFilePointer( file, 4096, NULL, FILE_BEGIN );
 464     SetEndOfFile( file );
 465
 466     /* read/write mapping */
 467
 468     mapping = CreateFileMappingA( file, NULL, PAGE_READWRITE, 0, 4096, NULL );
 469     ok( mapping != 0, "CreateFileMapping failed\n" );
 470
 471     hProcess = create_target_process("sleep");
 472     ok(hProcess != NULL, "Can't start process\n");
 473
 474     ptr = NULL;
 475     size = 0;
 476     offset.QuadPart = 0;
 477     status = pNtMapViewOfSection( mapping, hProcess, &ptr, 0, 0, &offset, &size, 1, 0, PAGE_READWRITE );
 478     ok( !status, "NtMapViewOfSection failed status %x\n", status );
 479
 480     ret = ReadProcessMemory( hProcess, ptr, buffer, sizeof(buffer), &result );
 481     ok( ret, "ReadProcessMemory failed\n" );
 482     ok( result == sizeof(buffer), "ReadProcessMemory didn't read all data (%lx)\n", result );
 483     ok( !memcmp( buffer, data, sizeof(buffer) ), "Wrong data read\n" );
 484
 485     status = pNtUnmapViewOfSection( hProcess, ptr );
 486     ok( !status, "NtUnmapViewOfSection failed status %x\n", status );
 487
 488     CloseHandle( mapping );
 489     CloseHandle( file );
 490     DeleteFileA( testfile );
 491 }
 492
 493 START_TEST(virtual)
 494 {
 495     int argc;
 496     char **argv;
 497     argc = winetest_get_mainargs( &argv );
 498
 499     if (argc >= 3)
 500     {
 501         if (!strcmp(argv[2], "sleep"))
 502         {
 503             Sleep(5000); /* spawned process runs for at most 5 seconds */
 504             return;
 505         }
 506         while (1)
 507         {
 508             void *mem;
 509             BOOL ret;
 510             mem = VirtualAlloc(NULL, 1<<20, MEM_COMMIT|MEM_RESERVE,
 511                                PAGE_EXECUTE_READWRITE);
 512             ok(mem != NULL, "VirtualAlloc failed %u\n", GetLastError());
 513             if (mem == NULL) break;
 514             ret = VirtualFree(mem, 0, MEM_RELEASE);
 515             ok(ret, "VirtualFree failed %u\n", GetLastError());
 516             if (!ret) break;
 517         }
 518         return;
 519     }
 520
 521     hkernel32 = GetModuleHandleA("kernel32.dll");
 522     pVirtualAllocEx = (void *) GetProcAddress(hkernel32, "VirtualAllocEx");
 523     pVirtualFreeEx = (void *) GetProcAddress(hkernel32, "VirtualFreeEx");
 524
 525     test_VirtualAllocEx();
 526     test_VirtualAlloc();
 527     test_MapViewOfFile();
 528     test_NtMapViewOfSection();
 529 }