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 #define MAPPING_SIZE 0x100000
  31
  32 static HINSTANCE hkernel32;
  33 static LPVOID (WINAPI *pVirtualAllocEx)(HANDLE, LPVOID, SIZE_T, DWORD, DWORD);
  34 static BOOL   (WINAPI *pVirtualFreeEx)(HANDLE, LPVOID, SIZE_T, DWORD);
  35 static UINT   (WINAPI *pGetWriteWatch)(DWORD,LPVOID,SIZE_T,LPVOID*,ULONG_PTR*,ULONG*);
  36 static UINT   (WINAPI *pResetWriteWatch)(LPVOID,SIZE_T);
  37
  38 /* ############################### */
  39
  40 static HANDLE create_target_process(const char *arg)
  41 {
  42     char **argv;
  43     char cmdline[MAX_PATH];
  44     PROCESS_INFORMATION pi;
  45     STARTUPINFO si = { 0 };
  46     si.cb = sizeof(si);
  47
  48     winetest_get_mainargs( &argv );
  49     sprintf(cmdline, "%s %s %s", argv[0], argv[1], arg);
  50     ok(CreateProcess(NULL, cmdline, NULL, NULL, FALSE, 0, NULL, NULL,
  51                      &si, &pi) != 0, "error: %u\n", GetLastError());
  52     ok(CloseHandle(pi.hThread) != 0, "error %u\n", GetLastError());
  53     return pi.hProcess;
  54 }
  55
  56 static void test_VirtualAllocEx(void)
  57 {
  58     const unsigned int alloc_size = 1<<15;
  59     char *src, *dst;
  60     unsigned long bytes_written = 0, bytes_read = 0, i;
  61     void *addr1, *addr2;
  62     BOOL b;
  63     DWORD old_prot;
  64     MEMORY_BASIC_INFORMATION info;
  65     HANDLE hProcess;
  66
  67     /* not exported in all windows-versions  */
  68     if ((!pVirtualAllocEx) || (!pVirtualFreeEx)) {
  69         skip("VirtualAllocEx not found\n");
  70         return;
  71     }
  72
  73     hProcess = create_target_process("sleep");
  74     ok(hProcess != NULL, "Can't start process\n");
  75
  76     SetLastError(0xdeadbeef);
  77     addr1 = pVirtualAllocEx(hProcess, NULL, alloc_size, MEM_COMMIT,
  78                            PAGE_EXECUTE_READWRITE);
  79     if (!addr1 && GetLastError() == ERROR_CALL_NOT_IMPLEMENTED)
  80     {   /* Win9x */
  81         skip("VirtualAllocEx not implemented\n");
  82         TerminateProcess(hProcess, 0);
  83         CloseHandle(hProcess);
  84         return;
  85     }
  86
  87     src = HeapAlloc( GetProcessHeap(), 0, alloc_size );
  88     dst = HeapAlloc( GetProcessHeap(), 0, alloc_size );
  89     for (i = 0; i < alloc_size; i++)
  90         src[i] = i & 0xff;
  91
  92     ok(addr1 != NULL, "VirtualAllocEx error %u\n", GetLastError());
  93     b = WriteProcessMemory(hProcess, addr1, src, alloc_size, &bytes_written);
  94     ok(b && (bytes_written == alloc_size), "%lu bytes written\n",
  95        bytes_written);
  96     b = ReadProcessMemory(hProcess, addr1, dst, alloc_size, &bytes_read);
  97     ok(b && (bytes_read == alloc_size), "%lu bytes read\n", bytes_read);
  98     ok(!memcmp(src, dst, alloc_size), "Data from remote process differs\n");
  99     b = pVirtualFreeEx(hProcess, addr1, 0, MEM_RELEASE);
 100     ok(b != 0, "VirtualFreeEx, error %u\n", GetLastError());
 101
 102     HeapFree( GetProcessHeap(), 0, src );
 103     HeapFree( GetProcessHeap(), 0, dst );
 104
 105     /*
 106      * The following tests parallel those in test_VirtualAlloc()
 107      */
 108
 109     SetLastError(0xdeadbeef);
 110     addr1 = pVirtualAllocEx(hProcess, 0, 0, MEM_RESERVE, PAGE_NOACCESS);
 111     ok(addr1 == NULL, "VirtualAllocEx should fail on zero-sized allocation\n");
 112     ok(GetLastError() == ERROR_INVALID_PARAMETER /* NT */ ||
 113        GetLastError() == ERROR_NOT_ENOUGH_MEMORY, /* Win9x */
 114         "got %u, expected ERROR_INVALID_PARAMETER\n", GetLastError());
 115
 116     addr1 = pVirtualAllocEx(hProcess, 0, 0xFFFC, MEM_RESERVE, PAGE_NOACCESS);
 117     ok(addr1 != NULL, "VirtualAllocEx failed\n");
 118
 119     /* test a not committed memory */
 120     memset(&info, 'q', sizeof(info));
 121     ok(VirtualQueryEx(hProcess, addr1, &info, sizeof(info)) == sizeof(info), "VirtualQueryEx failed\n");
 122     ok(info.BaseAddress == addr1, "%p != %p\n", info.BaseAddress, addr1);
 123     ok(info.AllocationBase == addr1, "%p != %p\n", info.AllocationBase, addr1);
 124     ok(info.AllocationProtect == PAGE_NOACCESS, "%x != PAGE_NOACCESS\n", info.AllocationProtect);
 125     ok(info.RegionSize == 0x10000, "%lx != 0x10000\n", info.RegionSize);
 126     ok(info.State == MEM_RESERVE, "%x != MEM_RESERVE\n", info.State);
 127     /* NT reports Protect == 0 for a not committed memory block */
 128     ok(info.Protect == 0 /* NT */ ||
 129        info.Protect == PAGE_NOACCESS, /* Win9x */
 130         "%x != PAGE_NOACCESS\n", info.Protect);
 131     ok(info.Type == MEM_PRIVATE, "%x != MEM_PRIVATE\n", info.Type);
 132
 133     SetLastError(0xdeadbeef);
 134     ok(!VirtualProtectEx(hProcess, addr1, 0xFFFC, PAGE_READONLY, &old_prot),
 135        "VirtualProtectEx should fail on a not committed memory\n");
 136     ok(GetLastError() == ERROR_INVALID_ADDRESS /* NT */ ||
 137        GetLastError() == ERROR_INVALID_PARAMETER, /* Win9x */
 138         "got %u, expected ERROR_INVALID_ADDRESS\n", GetLastError());
 139
 140     addr2 = pVirtualAllocEx(hProcess, addr1, 0x1000, MEM_COMMIT, PAGE_NOACCESS);
 141     ok(addr1 == addr2, "VirtualAllocEx failed\n");
 142
 143     /* test a committed memory */
 144     ok(VirtualQueryEx(hProcess, addr1, &info, sizeof(info)) == sizeof(info),
 145         "VirtualQueryEx failed\n");
 146     ok(info.BaseAddress == addr1, "%p != %p\n", info.BaseAddress, addr1);
 147     ok(info.AllocationBase == addr1, "%p != %p\n", info.AllocationBase, addr1);
 148     ok(info.AllocationProtect == PAGE_NOACCESS, "%x != PAGE_NOACCESS\n", info.AllocationProtect);
 149     ok(info.RegionSize == 0x1000, "%lx != 0x1000\n", info.RegionSize);
 150     ok(info.State == MEM_COMMIT, "%x != MEM_COMMIT\n", info.State);
 151     /* this time NT reports PAGE_NOACCESS as well */
 152     ok(info.Protect == PAGE_NOACCESS, "%x != PAGE_NOACCESS\n", info.Protect);
 153     ok(info.Type == MEM_PRIVATE, "%x != MEM_PRIVATE\n", info.Type);
 154
 155     /* this should fail, since not the whole range is committed yet */
 156     SetLastError(0xdeadbeef);
 157     ok(!VirtualProtectEx(hProcess, addr1, 0xFFFC, PAGE_READONLY, &old_prot),
 158         "VirtualProtectEx should fail on a not committed memory\n");
 159     ok(GetLastError() == ERROR_INVALID_ADDRESS /* NT */ ||
 160        GetLastError() == ERROR_INVALID_PARAMETER, /* Win9x */
 161         "got %u, expected ERROR_INVALID_ADDRESS\n", GetLastError());
 162
 163     old_prot = 0;
 164     ok(VirtualProtectEx(hProcess, addr1, 0x1000, PAGE_READONLY, &old_prot), "VirtualProtectEx failed\n");
 165     ok(old_prot == PAGE_NOACCESS, "wrong old protection: got %04x instead of PAGE_NOACCESS\n", old_prot);
 166
 167     old_prot = 0;
 168     ok(VirtualProtectEx(hProcess, addr1, 0x1000, PAGE_READWRITE, &old_prot), "VirtualProtectEx failed\n");
 169     ok(old_prot == PAGE_READONLY, "wrong old protection: got %04x instead of PAGE_READONLY\n", old_prot);
 170
 171     ok(!pVirtualFreeEx(hProcess, addr1, 0x10000, 0),
 172        "VirtualFreeEx should fail with type 0\n");
 173     ok(GetLastError() == ERROR_INVALID_PARAMETER,
 174         "got %u, expected ERROR_INVALID_PARAMETER\n", GetLastError());
 175
 176     ok(pVirtualFreeEx(hProcess, addr1, 0x10000, MEM_DECOMMIT), "VirtualFreeEx failed\n");
 177
 178     /* if the type is MEM_RELEASE, size must be 0 */
 179     ok(!pVirtualFreeEx(hProcess, addr1, 1, MEM_RELEASE),
 180        "VirtualFreeEx should fail\n");
 181     ok(GetLastError() == ERROR_INVALID_PARAMETER,
 182         "got %u, expected ERROR_INVALID_PARAMETER\n", GetLastError());
 183
 184     ok(pVirtualFreeEx(hProcess, addr1, 0, MEM_RELEASE), "VirtualFreeEx failed\n");
 185
 186     TerminateProcess(hProcess, 0);
 187     CloseHandle(hProcess);
 188 }
 189
 190 static void test_VirtualAlloc(void)
 191 {
 192     void *addr1, *addr2;
 193     DWORD old_prot;
 194     MEMORY_BASIC_INFORMATION info;
 195
 196     SetLastError(0xdeadbeef);
 197     addr1 = VirtualAlloc(0, 0, MEM_RESERVE, PAGE_NOACCESS);
 198     ok(addr1 == NULL, "VirtualAlloc should fail on zero-sized allocation\n");
 199     ok(GetLastError() == ERROR_INVALID_PARAMETER /* NT */ ||
 200        GetLastError() == ERROR_NOT_ENOUGH_MEMORY, /* Win9x */
 201         "got %d, expected ERROR_INVALID_PARAMETER\n", GetLastError());
 202
 203     addr1 = VirtualAlloc(0, 0xFFFC, MEM_RESERVE, PAGE_NOACCESS);
 204     ok(addr1 != NULL, "VirtualAlloc failed\n");
 205
 206     /* test a not committed memory */
 207     ok(VirtualQuery(addr1, &info, sizeof(info)) == sizeof(info),
 208         "VirtualQuery failed\n");
 209     ok(info.BaseAddress == addr1, "%p != %p\n", info.BaseAddress, addr1);
 210     ok(info.AllocationBase == addr1, "%p != %p\n", info.AllocationBase, addr1);
 211     ok(info.AllocationProtect == PAGE_NOACCESS, "%x != PAGE_NOACCESS\n", info.AllocationProtect);
 212     ok(info.RegionSize == 0x10000, "%lx != 0x10000\n", info.RegionSize);
 213     ok(info.State == MEM_RESERVE, "%x != MEM_RESERVE\n", info.State);
 214     /* NT reports Protect == 0 for a not committed memory block */
 215     ok(info.Protect == 0 /* NT */ ||
 216        info.Protect == PAGE_NOACCESS, /* Win9x */
 217         "%x != PAGE_NOACCESS\n", info.Protect);
 218     ok(info.Type == MEM_PRIVATE, "%x != MEM_PRIVATE\n", info.Type);
 219
 220     SetLastError(0xdeadbeef);
 221     ok(!VirtualProtect(addr1, 0xFFFC, PAGE_READONLY, &old_prot),
 222        "VirtualProtect should fail on a not committed memory\n");
 223     ok(GetLastError() == ERROR_INVALID_ADDRESS /* NT */ ||
 224        GetLastError() == ERROR_INVALID_PARAMETER, /* Win9x */
 225         "got %d, expected ERROR_INVALID_ADDRESS\n", GetLastError());
 226
 227     addr2 = VirtualAlloc(addr1, 0x1000, MEM_COMMIT, PAGE_NOACCESS);
 228     ok(addr1 == addr2, "VirtualAlloc failed\n");
 229
 230     /* test a committed memory */
 231     ok(VirtualQuery(addr1, &info, sizeof(info)) == sizeof(info),
 232         "VirtualQuery failed\n");
 233     ok(info.BaseAddress == addr1, "%p != %p\n", info.BaseAddress, addr1);
 234     ok(info.AllocationBase == addr1, "%p != %p\n", info.AllocationBase, addr1);
 235     ok(info.AllocationProtect == PAGE_NOACCESS, "%x != PAGE_NOACCESS\n", info.AllocationProtect);
 236     ok(info.RegionSize == 0x1000, "%lx != 0x1000\n", info.RegionSize);
 237     ok(info.State == MEM_COMMIT, "%x != MEM_COMMIT\n", info.State);
 238     /* this time NT reports PAGE_NOACCESS as well */
 239     ok(info.Protect == PAGE_NOACCESS, "%x != PAGE_NOACCESS\n", info.Protect);
 240     ok(info.Type == MEM_PRIVATE, "%x != MEM_PRIVATE\n", info.Type);
 241
 242     /* this should fail, since not the whole range is committed yet */
 243     SetLastError(0xdeadbeef);
 244     ok(!VirtualProtect(addr1, 0xFFFC, PAGE_READONLY, &old_prot),
 245         "VirtualProtect should fail on a not committed memory\n");
 246     ok(GetLastError() == ERROR_INVALID_ADDRESS /* NT */ ||
 247        GetLastError() == ERROR_INVALID_PARAMETER, /* Win9x */
 248         "got %d, expected ERROR_INVALID_ADDRESS\n", GetLastError());
 249
 250     ok(VirtualProtect(addr1, 0x1000, PAGE_READONLY, &old_prot), "VirtualProtect failed\n");
 251     ok(old_prot == PAGE_NOACCESS,
 252         "wrong old protection: got %04x instead of PAGE_NOACCESS\n", old_prot);
 253
 254     ok(VirtualProtect(addr1, 0x1000, PAGE_READWRITE, &old_prot), "VirtualProtect failed\n");
 255     ok(old_prot == PAGE_READONLY,
 256         "wrong old protection: got %04x instead of PAGE_READONLY\n", old_prot);
 257
 258     /* invalid protection values */
 259     SetLastError(0xdeadbeef);
 260     addr2 = VirtualAlloc(NULL, 0x1000, MEM_RESERVE, 0);
 261     ok(!addr2, "VirtualAlloc succeeded\n");
 262     ok(GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError());
 263
 264     SetLastError(0xdeadbeef);
 265     addr2 = VirtualAlloc(NULL, 0x1000, MEM_COMMIT, 0);
 266     ok(!addr2, "VirtualAlloc succeeded\n");
 267     ok(GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError());
 268
 269     SetLastError(0xdeadbeef);
 270     addr2 = VirtualAlloc(addr1, 0x1000, MEM_COMMIT, PAGE_READONLY | PAGE_EXECUTE);
 271     ok(!addr2, "VirtualAlloc succeeded\n");
 272     ok(GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError());
 273
 274     SetLastError(0xdeadbeef);
 275     ok(!VirtualProtect(addr1, 0x1000, PAGE_READWRITE | PAGE_EXECUTE_WRITECOPY, &old_prot),
 276        "VirtualProtect succeeded\n");
 277     ok(GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError());
 278
 279     SetLastError(0xdeadbeef);
 280     ok(!VirtualProtect(addr1, 0x1000, 0, &old_prot), "VirtualProtect succeeded\n");
 281     ok(GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError());
 282
 283     SetLastError(0xdeadbeef);
 284     ok(!VirtualFree(addr1, 0x10000, 0), "VirtualFree should fail with type 0\n");
 285     ok(GetLastError() == ERROR_INVALID_PARAMETER,
 286         "got %d, expected ERROR_INVALID_PARAMETER\n", GetLastError());
 287
 288     ok(VirtualFree(addr1, 0x10000, MEM_DECOMMIT), "VirtualFree failed\n");
 289
 290     /* if the type is MEM_RELEASE, size must be 0 */
 291     ok(!VirtualFree(addr1, 1, MEM_RELEASE), "VirtualFree should fail\n");
 292     ok(GetLastError() == ERROR_INVALID_PARAMETER,
 293         "got %d, expected ERROR_INVALID_PARAMETER\n", GetLastError());
 294
 295     ok(VirtualFree(addr1, 0, MEM_RELEASE), "VirtualFree failed\n");
 296 }
 297
 298 static void test_MapViewOfFile(void)
 299 {
 300     static const char testfile[] = "testfile.xxx";
 301     const char *name;
 302     HANDLE file, mapping;
 303     void *ptr, *ptr2;
 304     MEMORY_BASIC_INFORMATION info;
 305     BOOL ret;
 306
 307     SetLastError(0xdeadbeef);
 308     file = CreateFileA( testfile, GENERIC_READ|GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0 );
 309     ok( file != INVALID_HANDLE_VALUE, "CreateFile error %u\n", GetLastError() );
 310     SetFilePointer( file, 4096, NULL, FILE_BEGIN );
 311     SetEndOfFile( file );
 312
 313     /* read/write mapping */
 314
 315     SetLastError(0xdeadbeef);
 316     mapping = CreateFileMappingA( file, NULL, PAGE_READWRITE, 0, 4096, NULL );
 317     ok( mapping != 0, "CreateFileMapping error %u\n", GetLastError() );
 318
 319     SetLastError(0xdeadbeef);
 320     ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );
 321     ok( ptr != NULL, "MapViewOfFile FILE_MAPE_READ error %u\n", GetLastError() );
 322     UnmapViewOfFile( ptr );
 323
 324     /* this fails on win9x but succeeds on NT */
 325     SetLastError(0xdeadbeef);
 326     ptr = MapViewOfFile( mapping, FILE_MAP_COPY, 0, 0, 4096 );
 327     if (ptr) UnmapViewOfFile( ptr );
 328     else ok( GetLastError() == ERROR_INVALID_PARAMETER, "Wrong error %d\n", GetLastError() );
 329
 330     SetLastError(0xdeadbeef);
 331     ptr = MapViewOfFile( mapping, 0, 0, 0, 4096 );
 332     ok( ptr != NULL, "MapViewOfFile 0 error %u\n", GetLastError() );
 333     UnmapViewOfFile( ptr );
 334
 335     SetLastError(0xdeadbeef);
 336     ptr = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 4096 );
 337     ok( ptr != NULL, "MapViewOfFile FILE_MAP_WRITE error %u\n", GetLastError() );
 338     UnmapViewOfFile( ptr );
 339     CloseHandle( mapping );
 340
 341     /* read-only mapping */
 342
 343     SetLastError(0xdeadbeef);
 344     mapping = CreateFileMappingA( file, NULL, PAGE_READONLY, 0, 4096, NULL );
 345     ok( mapping != 0, "CreateFileMapping error %u\n", GetLastError() );
 346
 347     SetLastError(0xdeadbeef);
 348     ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );
 349     ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ error %u\n", GetLastError() );
 350     UnmapViewOfFile( ptr );
 351
 352     /* this fails on win9x but succeeds on NT */
 353     SetLastError(0xdeadbeef);
 354     ptr = MapViewOfFile( mapping, FILE_MAP_COPY, 0, 0, 4096 );
 355     if (ptr) UnmapViewOfFile( ptr );
 356     else ok( GetLastError() == ERROR_INVALID_PARAMETER, "Wrong error %d\n", GetLastError() );
 357
 358     SetLastError(0xdeadbeef);
 359     ptr = MapViewOfFile( mapping, 0, 0, 0, 4096 );
 360     ok( ptr != NULL, "MapViewOfFile 0 error %u\n", GetLastError() );
 361     UnmapViewOfFile( ptr );
 362
 363     SetLastError(0xdeadbeef);
 364     ptr = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 4096 );
 365     ok( !ptr, "MapViewOfFile FILE_MAP_WRITE succeeded\n" );
 366     ok( GetLastError() == ERROR_INVALID_PARAMETER ||
 367         GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
 368     CloseHandle( mapping );
 369
 370     /* copy-on-write mapping */
 371
 372     SetLastError(0xdeadbeef);
 373     mapping = CreateFileMappingA( file, NULL, PAGE_WRITECOPY, 0, 4096, NULL );
 374     ok( mapping != 0, "CreateFileMapping error %u\n", GetLastError() );
 375
 376     SetLastError(0xdeadbeef);
 377     ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );
 378     ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ error %u\n", GetLastError() );
 379     UnmapViewOfFile( ptr );
 380
 381     SetLastError(0xdeadbeef);
 382     ptr = MapViewOfFile( mapping, FILE_MAP_COPY, 0, 0, 4096 );
 383     ok( ptr != NULL, "MapViewOfFile FILE_MAP_COPY error %u\n", GetLastError() );
 384     UnmapViewOfFile( ptr );
 385
 386     SetLastError(0xdeadbeef);
 387     ptr = MapViewOfFile( mapping, 0, 0, 0, 4096 );
 388     ok( ptr != NULL, "MapViewOfFile 0 error %u\n", GetLastError() );
 389     UnmapViewOfFile( ptr );
 390
 391     SetLastError(0xdeadbeef);
 392     ptr = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 4096 );
 393     ok( !ptr, "MapViewOfFile FILE_MAP_WRITE succeeded\n" );
 394     ok( GetLastError() == ERROR_INVALID_PARAMETER ||
 395         GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
 396     CloseHandle( mapping );
 397
 398     /* no access mapping */
 399
 400     SetLastError(0xdeadbeef);
 401     mapping = CreateFileMappingA( file, NULL, PAGE_NOACCESS, 0, 4096, NULL );
 402     /* fails on NT but succeeds on win9x */
 403     if (!mapping) ok( GetLastError() == ERROR_INVALID_PARAMETER, "Wrong error %d\n", GetLastError() );
 404     else
 405     {
 406         SetLastError(0xdeadbeef);
 407         ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );
 408         ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ error %u\n", GetLastError() );
 409         UnmapViewOfFile( ptr );
 410
 411         SetLastError(0xdeadbeef);
 412         ptr = MapViewOfFile( mapping, FILE_MAP_COPY, 0, 0, 4096 );
 413         ok( !ptr, "MapViewOfFile FILE_MAP_COPY succeeded\n" );
 414         ok( GetLastError() == ERROR_INVALID_PARAMETER, "Wrong error %d\n", GetLastError() );
 415
 416         SetLastError(0xdeadbeef);
 417         ptr = MapViewOfFile( mapping, 0, 0, 0, 4096 );
 418         ok( ptr != NULL, "MapViewOfFile 0 error %u\n", GetLastError() );
 419         UnmapViewOfFile( ptr );
 420
 421         SetLastError(0xdeadbeef);
 422         ptr = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 4096 );
 423         ok( !ptr, "MapViewOfFile FILE_MAP_WRITE succeeded\n" );
 424         ok( GetLastError() == ERROR_INVALID_PARAMETER, "Wrong error %d\n", GetLastError() );
 425
 426         CloseHandle( mapping );
 427     }
 428
 429     CloseHandle( file );
 430
 431     /* now try read-only file */
 432
 433     SetLastError(0xdeadbeef);
 434     file = CreateFileA( testfile, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, 0 );
 435     ok( file != INVALID_HANDLE_VALUE, "CreateFile error %u\n", GetLastError() );
 436
 437     SetLastError(0xdeadbeef);
 438     mapping = CreateFileMappingA( file, NULL, PAGE_READWRITE, 0, 4096, NULL );
 439     ok( !mapping, "CreateFileMapping PAGE_READWRITE succeeded\n" );
 440     ok( GetLastError() == ERROR_INVALID_PARAMETER ||
 441         GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
 442
 443     SetLastError(0xdeadbeef);
 444     mapping = CreateFileMappingA( file, NULL, PAGE_WRITECOPY, 0, 4096, NULL );
 445     ok( mapping != 0, "CreateFileMapping PAGE_WRITECOPY error %u\n", GetLastError() );
 446     CloseHandle( mapping );
 447
 448     SetLastError(0xdeadbeef);
 449     mapping = CreateFileMappingA( file, NULL, PAGE_READONLY, 0, 4096, NULL );
 450     ok( mapping != 0, "CreateFileMapping PAGE_READONLY error %u\n", GetLastError() );
 451     CloseHandle( mapping );
 452     CloseHandle( file );
 453
 454     /* now try no access file */
 455
 456     SetLastError(0xdeadbeef);
 457     file = CreateFileA( testfile, 0, 0, NULL, OPEN_EXISTING, 0, 0 );
 458     ok( file != INVALID_HANDLE_VALUE, "CreateFile error %u\n", GetLastError() );
 459
 460     SetLastError(0xdeadbeef);
 461     mapping = CreateFileMappingA( file, NULL, PAGE_READWRITE, 0, 4096, NULL );
 462     ok( !mapping, "CreateFileMapping PAGE_READWRITE succeeded\n" );
 463     ok( GetLastError() == ERROR_INVALID_PARAMETER ||
 464         GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
 465
 466     SetLastError(0xdeadbeef);
 467     mapping = CreateFileMappingA( file, NULL, PAGE_WRITECOPY, 0, 4096, NULL );
 468     ok( !mapping, "CreateFileMapping PAGE_WRITECOPY succeeded\n" );
 469     ok( GetLastError() == ERROR_INVALID_PARAMETER ||
 470         GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
 471
 472     SetLastError(0xdeadbeef);
 473     mapping = CreateFileMappingA( file, NULL, PAGE_READONLY, 0, 4096, NULL );
 474     ok( !mapping, "CreateFileMapping PAGE_READONLY succeeded\n" );
 475     ok( GetLastError() == ERROR_INVALID_PARAMETER ||
 476         GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
 477
 478     CloseHandle( file );
 479     DeleteFileA( testfile );
 480
 481     SetLastError(0xdeadbeef);
 482     name = "Local\\Foo";
 483     file = CreateFileMapping( INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0, 4096, name );
 484     /* nt4 doesn't have Local\\ */
 485     if (!file && GetLastError() == ERROR_PATH_NOT_FOUND)
 486     {
 487         name = "Foo";
 488         file = CreateFileMapping( INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0, 4096, name );
 489     }
 490     ok( file != 0, "CreateFileMapping PAGE_READWRITE error %u\n", GetLastError() );
 491
 492     SetLastError(0xdeadbeef);
 493     mapping = OpenFileMapping( FILE_MAP_READ, FALSE, name );
 494     ok( mapping != 0, "OpenFileMapping FILE_MAP_READ error %u\n", GetLastError() );
 495     SetLastError(0xdeadbeef);
 496     ptr = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 0 );
 497     if (!ptr)
 498     {
 499         ok( GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
 500         SetLastError(0xdeadbeef);
 501         ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 0 );
 502         ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ error %u\n", GetLastError() );
 503         SetLastError(0xdeadbeef);
 504         ok( VirtualQuery( ptr, &info, sizeof(info) ) == sizeof(info),
 505             "VirtualQuery error %u\n", GetLastError() );
 506         ok( info.BaseAddress == ptr, "%p != %p\n", info.BaseAddress, ptr );
 507         ok( info.AllocationBase == ptr, "%p != %p\n", info.AllocationBase, ptr );
 508         ok( info.AllocationProtect == PAGE_READONLY, "%x != PAGE_READONLY\n", info.AllocationProtect );
 509         ok( info.RegionSize == 4096, "%lx != 4096\n", info.RegionSize );
 510         ok( info.State == MEM_COMMIT, "%x != MEM_COMMIT\n", info.State );
 511         ok( info.Protect == PAGE_READONLY, "%x != PAGE_READONLY\n", info.Protect );
 512     }
 513     else win_skip( "no access checks on win9x\n" );
 514     UnmapViewOfFile( ptr );
 515     CloseHandle( mapping );
 516
 517     SetLastError(0xdeadbeef);
 518     mapping = OpenFileMapping( FILE_MAP_WRITE, FALSE, name );
 519     ok( mapping != 0, "OpenFileMapping FILE_MAP_WRITE error %u\n", GetLastError() );
 520     SetLastError(0xdeadbeef);
 521     ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 0 );
 522     if (!ptr)
 523     {
 524         ok( GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
 525         SetLastError(0xdeadbeef);
 526         ptr = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 0 );
 527         ok( ptr != NULL, "MapViewOfFile FILE_MAP_WRITE error %u\n", GetLastError() );
 528         SetLastError(0xdeadbeef);
 529         ok( VirtualQuery( ptr, &info, sizeof(info) ) == sizeof(info),
 530             "VirtualQuery error %u\n", GetLastError() );
 531         ok( info.BaseAddress == ptr, "%p != %p\n", info.BaseAddress, ptr );
 532         ok( info.AllocationBase == ptr, "%p != %p\n", info.AllocationBase, ptr );
 533         ok( info.AllocationProtect == PAGE_READWRITE, "%x != PAGE_READWRITE\n", info.AllocationProtect );
 534         ok( info.RegionSize == 4096, "%lx != 4096\n", info.RegionSize );
 535         ok( info.State == MEM_COMMIT, "%x != MEM_COMMIT\n", info.State );
 536         ok( info.Protect == PAGE_READWRITE, "%x != PAGE_READWRITE\n", info.Protect );
 537     }
 538     else win_skip( "no access checks on win9x\n" );
 539     UnmapViewOfFile( ptr );
 540     CloseHandle( mapping );
 541
 542     CloseHandle( file );
 543
 544     /* read/write mapping with SEC_RESERVE */
 545     mapping = CreateFileMappingA(INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE | SEC_RESERVE, 0, MAPPING_SIZE, NULL);
 546     ok(mapping != INVALID_HANDLE_VALUE, "CreateFileMappingA failed with error %d\n", GetLastError());
 547
 548     ptr = MapViewOfFile(mapping, FILE_MAP_WRITE, 0, 0, 0);
 549     ok(ptr != NULL, "MapViewOfFile failed with error %d\n", GetLastError());
 550
 551     ptr2 = MapViewOfFile(mapping, FILE_MAP_WRITE, 0, 0, 0);
 552     /* on NT ptr != ptr2 but on Win9x ptr == ptr2 */
 553     ok(ptr2 != NULL, "MapViewOfFile failed with error %d\n", GetLastError());
 554     trace("mapping same section resulted in views %p and %p\n", ptr, ptr2);
 555
 556     ret = VirtualQuery(ptr, &info, sizeof(info));
 557     ok(ret, "VirtualQuery failed with error %d\n", GetLastError());
 558     ok(info.BaseAddress == ptr, "BaseAddress should have been %p but was %p instead\n", ptr, info.BaseAddress);
 559     ok(info.AllocationBase == ptr, "AllocationBase should have been %p but was %p instead\n", ptr, info.AllocationBase);
 560     ok(info.RegionSize == MAPPING_SIZE, "RegionSize should have been 0x%x but was 0x%x\n", MAPPING_SIZE, (unsigned int)info.RegionSize);
 561     ok(info.State == MEM_RESERVE, "State should have been MEM_RESERVE instead of 0x%x\n", info.State);
 562     if (info.Type == MEM_PRIVATE)  /* win9x is different for uncommitted mappings */
 563     {
 564         ok(info.AllocationProtect == PAGE_NOACCESS,
 565            "AllocationProtect should have been PAGE_NOACCESS but was 0x%x\n", info.AllocationProtect);
 566         ok(info.Protect == PAGE_NOACCESS,
 567            "Protect should have been PAGE_NOACCESS instead of 0x%x\n", info.Protect);
 568     }
 569     else
 570     {
 571         ok(info.AllocationProtect == PAGE_READWRITE,
 572            "AllocationProtect should have been PAGE_READWRITE but was 0x%x\n", info.AllocationProtect);
 573         ok(info.Protect == 0, "Protect should have been 0 instead of 0x%x\n", info.Protect);
 574         ok(info.Type == MEM_MAPPED, "Type should have been MEM_MAPPED instead of 0x%x\n", info.Type);
 575     }
 576
 577     if (ptr != ptr2)
 578     {
 579         ret = VirtualQuery(ptr2, &info, sizeof(info));
 580         ok(ret, "VirtualQuery failed with error %d\n", GetLastError());
 581         ok(info.BaseAddress == ptr2,
 582            "BaseAddress should have been %p but was %p instead\n", ptr2, info.BaseAddress);
 583         ok(info.AllocationBase == ptr2,
 584            "AllocationBase should have been %p but was %p instead\n", ptr2, info.AllocationBase);
 585         ok(info.AllocationProtect == PAGE_READWRITE,
 586            "AllocationProtect should have been PAGE_READWRITE but was 0x%x\n", info.AllocationProtect);
 587         ok(info.RegionSize == MAPPING_SIZE,
 588            "RegionSize should have been 0x%x but was 0x%x\n", MAPPING_SIZE, (unsigned int)info.RegionSize);
 589         ok(info.State == MEM_RESERVE,
 590            "State should have been MEM_RESERVE instead of 0x%x\n", info.State);
 591         ok(info.Protect == 0,
 592            "Protect should have been 0 instead of 0x%x\n", info.Protect);
 593         ok(info.Type == MEM_MAPPED,
 594            "Type should have been MEM_MAPPED instead of 0x%x\n", info.Type);
 595     }
 596
 597     ptr = VirtualAlloc(ptr, 0x10000, MEM_COMMIT, PAGE_READONLY);
 598     ok(ptr != NULL, "VirtualAlloc failed with error %d\n", GetLastError());
 599
 600     ret = VirtualQuery(ptr, &info, sizeof(info));
 601     ok(ret, "VirtualQuery failed with error %d\n", GetLastError());
 602     ok(info.BaseAddress == ptr, "BaseAddress should have been %p but was %p instead\n", ptr, info.BaseAddress);
 603     ok(info.AllocationBase == ptr, "AllocationBase should have been %p but was %p instead\n", ptr, info.AllocationBase);
 604     ok(info.RegionSize == 0x10000, "RegionSize should have been 0x10000 but was 0x%x\n", (unsigned int)info.RegionSize);
 605     ok(info.State == MEM_COMMIT, "State should have been MEM_RESERVE instead of 0x%x\n", info.State);
 606     ok(info.Protect == PAGE_READONLY, "Protect should have been 0 instead of 0x%x\n", info.Protect);
 607     if (info.Type == MEM_PRIVATE)  /* win9x is different for uncommitted mappings */
 608     {
 609         ok(info.AllocationProtect == PAGE_NOACCESS,
 610            "AllocationProtect should have been PAGE_NOACCESS but was 0x%x\n", info.AllocationProtect);
 611     }
 612     else
 613     {
 614         ok(info.AllocationProtect == PAGE_READWRITE,
 615            "AllocationProtect should have been PAGE_READWRITE but was 0x%x\n", info.AllocationProtect);
 616         ok(info.Type == MEM_MAPPED, "Type should have been MEM_MAPPED instead of 0x%x\n", info.Type);
 617     }
 618
 619     /* shows that the VirtualAlloc above affects the mapping, not just the
 620      * virtual memory in this process - it also affects all other processes
 621      * with a view of the mapping, but that isn't tested here */
 622     if (ptr != ptr2)
 623     {
 624         ret = VirtualQuery(ptr2, &info, sizeof(info));
 625         ok(ret, "VirtualQuery failed with error %d\n", GetLastError());
 626         ok(info.BaseAddress == ptr2,
 627            "BaseAddress should have been %p but was %p instead\n", ptr2, info.BaseAddress);
 628         ok(info.AllocationBase == ptr2,
 629            "AllocationBase should have been %p but was %p instead\n", ptr2, info.AllocationBase);
 630         ok(info.AllocationProtect == PAGE_READWRITE,
 631            "AllocationProtect should have been PAGE_READWRITE but was 0x%x\n", info.AllocationProtect);
 632         ok(info.RegionSize == 0x10000,
 633            "RegionSize should have been 0x10000 but was 0x%x\n", (unsigned int)info.RegionSize);
 634         ok(info.State == MEM_COMMIT,
 635            "State should have been MEM_RESERVE instead of 0x%x\n", info.State);
 636         ok(info.Protect == PAGE_READWRITE,
 637            "Protect should have been 0 instead of 0x%x\n", info.Protect);
 638         ok(info.Type == MEM_MAPPED, "Type should have been MEM_MAPPED instead of 0x%x\n", info.Type);
 639     }
 640
 641     ret = VirtualFree( ptr, 0x10000, MEM_DECOMMIT );
 642     ok( !ret || broken(ret) /* win9x */, "VirtualFree succeeded\n" );
 643     if (!ret)
 644         ok( GetLastError() == ERROR_INVALID_PARAMETER, "VirtualFree failed with %u\n", GetLastError() );
 645
 646     ret = UnmapViewOfFile(ptr2);
 647     ok(ret, "UnmapViewOfFile failed with error %d\n", GetLastError());
 648     ret = UnmapViewOfFile(ptr);
 649     ok(ret, "UnmapViewOfFile failed with error %d\n", GetLastError());
 650     CloseHandle(mapping);
 651 }
 652
 653 static DWORD (WINAPI *pNtMapViewOfSection)( HANDLE handle, HANDLE process, PVOID *addr_ptr,
 654                                             ULONG zero_bits, SIZE_T commit_size,
 655                                             const LARGE_INTEGER *offset_ptr, SIZE_T *size_ptr,
 656                                             ULONG inherit, ULONG alloc_type, ULONG protect );
 657 static DWORD (WINAPI *pNtUnmapViewOfSection)( HANDLE process, PVOID addr );
 658
 659 static void test_NtMapViewOfSection(void)
 660 {
 661     HANDLE hProcess;
 662
 663     static const char testfile[] = "testfile.xxx";
 664     static const char data[] = "test data for NtMapViewOfSection";
 665     char buffer[sizeof(data)];
 666     HANDLE file, mapping;
 667     void *ptr;
 668     BOOL ret;
 669     DWORD status, written;
 670     SIZE_T size, result;
 671     LARGE_INTEGER offset;
 672
 673     pNtMapViewOfSection = (void *)GetProcAddress( GetModuleHandle("ntdll.dll"), "NtMapViewOfSection" );
 674     pNtUnmapViewOfSection = (void *)GetProcAddress( GetModuleHandle("ntdll.dll"), "NtUnmapViewOfSection" );
 675     if (!pNtMapViewOfSection || !pNtUnmapViewOfSection)
 676     {
 677         skip( "NtMapViewOfSection not found\n" );
 678         return;
 679     }
 680
 681     file = CreateFileA( testfile, GENERIC_READ|GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0 );
 682     ok( file != INVALID_HANDLE_VALUE, "Failed to create test file\n" );
 683     WriteFile( file, data, sizeof(data), &written, NULL );
 684     SetFilePointer( file, 4096, NULL, FILE_BEGIN );
 685     SetEndOfFile( file );
 686
 687     /* read/write mapping */
 688
 689     mapping = CreateFileMappingA( file, NULL, PAGE_READWRITE, 0, 4096, NULL );
 690     ok( mapping != 0, "CreateFileMapping failed\n" );
 691
 692     hProcess = create_target_process("sleep");
 693     ok(hProcess != NULL, "Can't start process\n");
 694
 695     ptr = NULL;
 696     size = 0;
 697     offset.QuadPart = 0;
 698     status = pNtMapViewOfSection( mapping, hProcess, &ptr, 0, 0, &offset, &size, 1, 0, PAGE_READWRITE );
 699     ok( !status, "NtMapViewOfSection failed status %x\n", status );
 700
 701     ret = ReadProcessMemory( hProcess, ptr, buffer, sizeof(buffer), &result );
 702     ok( ret, "ReadProcessMemory failed\n" );
 703     ok( result == sizeof(buffer), "ReadProcessMemory didn't read all data (%lx)\n", result );
 704     ok( !memcmp( buffer, data, sizeof(buffer) ), "Wrong data read\n" );
 705
 706     status = pNtUnmapViewOfSection( hProcess, ptr );
 707     ok( !status, "NtUnmapViewOfSection failed status %x\n", status );
 708
 709     CloseHandle( mapping );
 710     CloseHandle( file );
 711     DeleteFileA( testfile );
 712
 713     TerminateProcess(hProcess, 0);
 714     CloseHandle(hProcess);
 715 }
 716
 717 static void test_CreateFileMapping(void)
 718 {
 719     HANDLE handle, handle2;
 720
 721     /* test case sensitivity */
 722
 723     SetLastError(0xdeadbeef);
 724     handle = CreateFileMappingA( INVALID_HANDLE_VALUE, NULL, SEC_COMMIT | PAGE_READWRITE, 0, 0x1000,
 725                                  "Wine Test Mapping");
 726     ok( handle != NULL, "CreateFileMapping failed with error %u\n", GetLastError());
 727     ok( GetLastError() == 0, "wrong error %u\n", GetLastError());
 728
 729     SetLastError(0xdeadbeef);
 730     handle2 = CreateFileMappingA( INVALID_HANDLE_VALUE, NULL, SEC_COMMIT | PAGE_READWRITE, 0, 0x1000,
 731                                   "Wine Test Mapping");
 732     ok( handle2 != NULL, "CreateFileMapping failed with error %d\n", GetLastError());
 733     ok( GetLastError() == ERROR_ALREADY_EXISTS, "wrong error %u\n", GetLastError());
 734     CloseHandle( handle2 );
 735
 736     SetLastError(0xdeadbeef);
 737     handle2 = CreateFileMappingA( INVALID_HANDLE_VALUE, NULL, SEC_COMMIT | PAGE_READWRITE, 0, 0x1000,
 738                                  "WINE TEST MAPPING");
 739     ok( handle2 != NULL, "CreateFileMapping failed with error %d\n", GetLastError());
 740     ok( GetLastError() == 0, "wrong error %u\n", GetLastError());
 741     CloseHandle( handle2 );
 742
 743     SetLastError(0xdeadbeef);
 744     handle2 = OpenFileMappingA( FILE_MAP_ALL_ACCESS, FALSE, "Wine Test Mapping");
 745     ok( handle2 != NULL, "OpenFileMapping failed with error %d\n", GetLastError());
 746     CloseHandle( handle2 );
 747
 748     SetLastError(0xdeadbeef);
 749     handle2 = OpenFileMappingA( FILE_MAP_ALL_ACCESS, FALSE, "WINE TEST MAPPING");
 750     ok( !handle2, "OpenFileMapping succeeded\n");
 751     ok( GetLastError() == ERROR_FILE_NOT_FOUND || GetLastError() == ERROR_INVALID_NAME /* win9x */,
 752         "wrong error %u\n", GetLastError());
 753
 754     CloseHandle( handle );
 755 }
 756
 757 static void test_BadPtr(void)
 758 {
 759     void *ptr = (void*)1;
 760     /* We assume address 1 is not mapped. */
 761     ok(IsBadReadPtr(ptr,1),"IsBadReadPtr(1) failed.\n");
 762     ok(IsBadWritePtr(ptr,1),"IsBadWritePtr(1) failed.\n");
 763     ok(IsBadCodePtr(ptr),"IsBadCodePtr(1) failed.\n");
 764 }
 765
 766 static void test_write_watch(void)
 767 {
 768     char *base;
 769     DWORD ret, size, old_prot;
 770     MEMORY_BASIC_INFORMATION info;
 771     void *results[64];
 772     ULONG_PTR count;
 773     ULONG pagesize;
 774
 775     if (!pGetWriteWatch || !pResetWriteWatch)
 776     {
 777         win_skip( "GetWriteWatch not supported\n" );
 778         return;
 779     }
 780
 781     size = 0x10000;
 782     base = VirtualAlloc( 0, size, MEM_RESERVE | MEM_COMMIT | MEM_WRITE_WATCH, PAGE_READWRITE );
 783     if (!base &&
 784         (GetLastError() == ERROR_INVALID_PARAMETER || GetLastError() == ERROR_NOT_SUPPORTED))
 785     {
 786         win_skip( "MEM_WRITE_WATCH not supported\n" );
 787         return;
 788     }
 789     ok( base != NULL, "VirtualAlloc failed %u\n", GetLastError() );
 790     ret = VirtualQuery( base, &info, sizeof(info) );
 791     ok(ret, "VirtualQuery failed %u\n", GetLastError());
 792     ok( info.BaseAddress == base, "BaseAddress %p instead of %p\n", info.BaseAddress, base );
 793     ok( info.AllocationProtect == PAGE_READWRITE, "wrong AllocationProtect %x\n", info.AllocationProtect );
 794     ok( info.RegionSize == size, "wrong RegionSize 0x%lx\n", info.RegionSize );
 795     ok( info.State == MEM_COMMIT, "wrong State 0x%x\n", info.State );
 796     ok( info.Protect == PAGE_READWRITE, "wrong Protect 0x%x\n", info.Protect );
 797     ok( info.Type == MEM_PRIVATE, "wrong Type 0x%x\n", info.Type );
 798
 799     count = 64;
 800     SetLastError( 0xdeadbeef );
 801     ret = pGetWriteWatch( 0, NULL, size, results, &count, &pagesize );
 802     ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
 803     ok( GetLastError() == ERROR_INVALID_PARAMETER ||
 804         broken( GetLastError() == 0xdeadbeef ), /* win98 */
 805         "wrong error %u\n", GetLastError() );
 806
 807     SetLastError( 0xdeadbeef );
 808     ret = pGetWriteWatch( 0, GetModuleHandle(0), size, results, &count, &pagesize );
 809     if (ret)
 810     {
 811         ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
 812         ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
 813     }
 814     else  /* win98 */
 815     {
 816         ok( count == 0, "wrong count %lu\n", count );
 817     }
 818
 819     ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
 820     ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
 821     ok( count == 0, "wrong count %lu\n", count );
 822
 823     base[pagesize + 1] = 0x44;
 824
 825     count = 64;
 826     ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
 827     ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
 828     ok( count == 1, "wrong count %lu\n", count );
 829     ok( results[0] == base + pagesize, "wrong result %p\n", results[0] );
 830
 831     count = 64;
 832     ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
 833     ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
 834     ok( count == 1, "wrong count %lu\n", count );
 835     ok( results[0] == base + pagesize, "wrong result %p\n", results[0] );
 836
 837     count = 64;
 838     ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
 839     ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
 840     ok( count == 0, "wrong count %lu\n", count );
 841
 842     base[2*pagesize + 3] = 0x11;
 843     base[4*pagesize + 8] = 0x11;
 844
 845     count = 64;
 846     ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
 847     ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
 848     ok( count == 2, "wrong count %lu\n", count );
 849     ok( results[0] == base + 2*pagesize, "wrong result %p\n", results[0] );
 850     ok( results[1] == base + 4*pagesize, "wrong result %p\n", results[1] );
 851
 852     count = 64;
 853     ret = pGetWriteWatch( 0, base + 3*pagesize, 2*pagesize, results, &count, &pagesize );
 854     ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
 855     ok( count == 1, "wrong count %lu\n", count );
 856     ok( results[0] == base + 4*pagesize, "wrong result %p\n", results[0] );
 857
 858     ret = pResetWriteWatch( base, 3*pagesize );
 859     ok( !ret, "pResetWriteWatch failed %u\n", GetLastError() );
 860
 861     count = 64;
 862     ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
 863     ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
 864     ok( count == 1, "wrong count %lu\n", count );
 865     ok( results[0] == base + 4*pagesize, "wrong result %p\n", results[0] );
 866
 867     *(DWORD *)(base + 2*pagesize - 2) = 0xdeadbeef;
 868
 869     count = 64;
 870     ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
 871     ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
 872     ok( count == 3, "wrong count %lu\n", count );
 873     ok( results[0] == base + pagesize, "wrong result %p\n", results[0] );
 874     ok( results[1] == base + 2*pagesize, "wrong result %p\n", results[1] );
 875     ok( results[2] == base + 4*pagesize, "wrong result %p\n", results[2] );
 876
 877     count = 1;
 878     ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
 879     ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
 880     ok( count == 1, "wrong count %lu\n", count );
 881     ok( results[0] == base + pagesize, "wrong result %p\n", results[0] );
 882
 883     count = 64;
 884     ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
 885     ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
 886     ok( count == 2, "wrong count %lu\n", count );
 887     ok( results[0] == base + 2*pagesize, "wrong result %p\n", results[0] );
 888     ok( results[1] == base + 4*pagesize, "wrong result %p\n", results[1] );
 889
 890     /* changing protections doesn't affect watches */
 891
 892     ret = VirtualProtect( base, 3*pagesize, PAGE_READONLY, &old_prot );
 893     ok( ret, "VirtualProtect failed error %u\n", GetLastError() );
 894     ok( old_prot == PAGE_READWRITE, "wrong old prot %x\n", old_prot );
 895
 896     ret = VirtualQuery( base, &info, sizeof(info) );
 897     ok(ret, "VirtualQuery failed %u\n", GetLastError());
 898     ok( info.BaseAddress == base, "BaseAddress %p instead of %p\n", info.BaseAddress, base );
 899     ok( info.RegionSize == 3*pagesize, "wrong RegionSize 0x%lx\n", info.RegionSize );
 900     ok( info.State == MEM_COMMIT, "wrong State 0x%x\n", info.State );
 901     ok( info.Protect == PAGE_READONLY, "wrong Protect 0x%x\n", info.Protect );
 902
 903     ret = VirtualProtect( base, 3*pagesize, PAGE_READWRITE, &old_prot );
 904     ok( ret, "VirtualProtect failed error %u\n", GetLastError() );
 905     ok( old_prot == PAGE_READONLY, "wrong old prot %x\n", old_prot );
 906
 907     count = 64;
 908     ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
 909     ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
 910     ok( count == 2, "wrong count %lu\n", count );
 911     ok( results[0] == base + 2*pagesize, "wrong result %p\n", results[0] );
 912     ok( results[1] == base + 4*pagesize, "wrong result %p\n", results[1] );
 913
 914     ret = VirtualQuery( base, &info, sizeof(info) );
 915     ok(ret, "VirtualQuery failed %u\n", GetLastError());
 916     ok( info.BaseAddress == base, "BaseAddress %p instead of %p\n", info.BaseAddress, base );
 917     ok( info.RegionSize == size, "wrong RegionSize 0x%lx\n", info.RegionSize );
 918     ok( info.State == MEM_COMMIT, "wrong State 0x%x\n", info.State );
 919     ok( info.Protect == PAGE_READWRITE, "wrong Protect 0x%x\n", info.Protect );
 920
 921     /* some invalid parameter tests */
 922
 923     SetLastError( 0xdeadbeef );
 924     count = 0;
 925     ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
 926     if (ret)
 927     {
 928         ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
 929         ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
 930
 931         SetLastError( 0xdeadbeef );
 932         ret = pGetWriteWatch( 0, base, size, results, NULL, &pagesize );
 933         ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
 934         ok( GetLastError() == ERROR_NOACCESS, "wrong error %u\n", GetLastError() );
 935
 936         SetLastError( 0xdeadbeef );
 937         count = 64;
 938         ret = pGetWriteWatch( 0, base, size, results, &count, NULL );
 939         ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
 940         ok( GetLastError() == ERROR_NOACCESS, "wrong error %u\n", GetLastError() );
 941
 942         SetLastError( 0xdeadbeef );
 943         count = 64;
 944         ret = pGetWriteWatch( 0, base, size, NULL, &count, &pagesize );
 945         ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
 946         ok( GetLastError() == ERROR_NOACCESS, "wrong error %u\n", GetLastError() );
 947
 948         SetLastError( 0xdeadbeef );
 949         count = 0;
 950         ret = pGetWriteWatch( 0, base, size, NULL, &count, &pagesize );
 951         ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
 952         ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
 953
 954         SetLastError( 0xdeadbeef );
 955         count = 64;
 956         ret = pGetWriteWatch( 0xdeadbeef, base, size, results, &count, &pagesize );
 957         ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
 958         ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
 959
 960         SetLastError( 0xdeadbeef );
 961         count = 64;
 962         ret = pGetWriteWatch( 0, base, 0, results, &count, &pagesize );
 963         ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
 964         ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
 965
 966         SetLastError( 0xdeadbeef );
 967         count = 64;
 968         ret = pGetWriteWatch( 0, base, size * 2, results, &count, &pagesize );
 969         ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
 970         ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
 971
 972         SetLastError( 0xdeadbeef );
 973         count = 64;
 974         ret = pGetWriteWatch( 0, base + size - pagesize, pagesize + 1, results, &count, &pagesize );
 975         ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
 976         ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
 977
 978         SetLastError( 0xdeadbeef );
 979         ret = pResetWriteWatch( base, 0 );
 980         ok( ret == ~0u, "ResetWriteWatch succeeded %u\n", ret );
 981         ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
 982
 983         SetLastError( 0xdeadbeef );
 984         ret = pResetWriteWatch( GetModuleHandle(0), size );
 985         ok( ret == ~0u, "ResetWriteWatch succeeded %u\n", ret );
 986         ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
 987     }
 988     else  /* win98 is completely different */
 989     {
 990         SetLastError( 0xdeadbeef );
 991         count = 64;
 992         ret = pGetWriteWatch( 0, base, size, NULL, &count, &pagesize );
 993         ok( ret == ERROR_INVALID_PARAMETER, "GetWriteWatch succeeded %u\n", ret );
 994         ok( GetLastError() == 0xdeadbeef, "wrong error %u\n", GetLastError() );
 995
 996         count = 0;
 997         ret = pGetWriteWatch( 0, base, size, NULL, &count, &pagesize );
 998         ok( !ret, "GetWriteWatch failed %u\n", ret );
 999
1000         count = 64;
1001         ret = pGetWriteWatch( 0xdeadbeef, base, size, results, &count, &pagesize );
1002         ok( !ret, "GetWriteWatch failed %u\n", ret );
1003
1004         count = 64;
1005         ret = pGetWriteWatch( 0, base, 0, results, &count, &pagesize );
1006         ok( !ret, "GetWriteWatch failed %u\n", ret );
1007
1008         ret = pResetWriteWatch( base, 0 );
1009         ok( !ret, "ResetWriteWatch failed %u\n", ret );
1010
1011         ret = pResetWriteWatch( GetModuleHandle(0), size );
1012         ok( !ret, "ResetWriteWatch failed %u\n", ret );
1013     }
1014
1015     VirtualFree( base, 0, MEM_FREE );
1016
1017     base = VirtualAlloc( 0, size, MEM_RESERVE | MEM_WRITE_WATCH, PAGE_READWRITE );
1018     ok( base != NULL, "VirtualAlloc failed %u\n", GetLastError() );
1019     VirtualFree( base, 0, MEM_FREE );
1020
1021     base = VirtualAlloc( 0, size, MEM_WRITE_WATCH, PAGE_READWRITE );
1022     ok( !base, "VirtualAlloc succeeded\n" );
1023     ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
1024
1025     /* initial protect doesn't matter */
1026
1027     base = VirtualAlloc( 0, size, MEM_RESERVE | MEM_WRITE_WATCH, PAGE_NOACCESS );
1028     ok( base != NULL, "VirtualAlloc failed %u\n", GetLastError() );
1029     base = VirtualAlloc( base, size, MEM_COMMIT, PAGE_NOACCESS );
1030     ok( base != NULL, "VirtualAlloc failed %u\n", GetLastError() );
1031
1032     count = 64;
1033     ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
1034     ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
1035     ok( count == 0, "wrong count %lu\n", count );
1036
1037     ret = VirtualProtect( base, 6*pagesize, PAGE_READWRITE, &old_prot );
1038     ok( ret, "VirtualProtect failed error %u\n", GetLastError() );
1039     ok( old_prot == PAGE_NOACCESS, "wrong old prot %x\n", old_prot );
1040
1041     base[5*pagesize + 200] = 3;
1042
1043     ret = VirtualProtect( base, 6*pagesize, PAGE_NOACCESS, &old_prot );
1044     ok( ret, "VirtualProtect failed error %u\n", GetLastError() );
1045     ok( old_prot == PAGE_READWRITE, "wrong old prot %x\n", old_prot );
1046
1047     count = 64;
1048     ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
1049     ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
1050     ok( count == 1, "wrong count %lu\n", count );
1051     ok( results[0] == base + 5*pagesize, "wrong result %p\n", results[0] );
1052
1053     ret = VirtualFree( base, size, MEM_DECOMMIT );
1054     ok( ret, "VirtualFree failed %u\n", GetLastError() );
1055
1056     count = 64;
1057     ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
1058     ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
1059     ok( count == 1 || broken(count == 0), /* win98 */
1060         "wrong count %lu\n", count );
1061     if (count) ok( results[0] == base + 5*pagesize, "wrong result %p\n", results[0] );
1062
1063     VirtualFree( base, 0, MEM_FREE );
1064 }
1065
1066 START_TEST(virtual)
1067 {
1068     int argc;
1069     char **argv;
1070     argc = winetest_get_mainargs( &argv );
1071
1072     if (argc >= 3)
1073     {
1074         if (!strcmp(argv[2], "sleep"))
1075         {
1076             Sleep(5000); /* spawned process runs for at most 5 seconds */
1077             return;
1078         }
1079         while (1)
1080         {
1081             void *mem;
1082             BOOL ret;
1083             mem = VirtualAlloc(NULL, 1<<20, MEM_COMMIT|MEM_RESERVE,
1084                                PAGE_EXECUTE_READWRITE);
1085             ok(mem != NULL, "VirtualAlloc failed %u\n", GetLastError());
1086             if (mem == NULL) break;
1087             ret = VirtualFree(mem, 0, MEM_RELEASE);
1088             ok(ret, "VirtualFree failed %u\n", GetLastError());
1089             if (!ret) break;
1090         }
1091         return;
1092     }
1093
1094     hkernel32 = GetModuleHandleA("kernel32.dll");
1095     pVirtualAllocEx = (void *) GetProcAddress(hkernel32, "VirtualAllocEx");
1096     pVirtualFreeEx = (void *) GetProcAddress(hkernel32, "VirtualFreeEx");
1097     pGetWriteWatch = (void *) GetProcAddress(hkernel32, "GetWriteWatch");
1098     pResetWriteWatch = (void *) GetProcAddress(hkernel32, "ResetWriteWatch");
1099
1100     test_VirtualAllocEx();
1101     test_VirtualAlloc();
1102     test_MapViewOfFile();
1103     test_NtMapViewOfSection();
1104     test_CreateFileMapping();
1105     test_BadPtr();
1106     test_write_watch();
1107 }