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     SIZE_T 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 = VirtualAlloc( NULL, alloc_size, MEM_COMMIT, PAGE_READWRITE );
  88     dst = VirtualAlloc( NULL, alloc_size, MEM_COMMIT, PAGE_READWRITE );
  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
 100     /* test invalid source buffers */
 101
 102     b = VirtualProtect( src + 0x2000, 0x2000, PAGE_NOACCESS, &old_prot );
 103     ok( b, "VirtualProtect failed error %u\n", GetLastError() );
 104     b = WriteProcessMemory(hProcess, addr1, src, alloc_size, &bytes_written);
 105     ok( !b, "WriteProcessMemory succeeded\n" );
 106     ok( GetLastError() == ERROR_NOACCESS ||
 107         GetLastError() == ERROR_PARTIAL_COPY, /* vista */
 108         "wrong error %u\n", GetLastError() );
 109     ok( bytes_written == 0, "%lu bytes written\n", bytes_written );
 110     b = ReadProcessMemory(hProcess, addr1, src, alloc_size, &bytes_read);
 111     ok( !b, "ReadProcessMemory succeeded\n" );
 112     ok( GetLastError() == ERROR_NOACCESS, "wrong error %u\n", GetLastError() );
 113     ok( bytes_read == 0, "%lu bytes written\n", bytes_read );
 114
 115     b = VirtualProtect( src, 0x2000, PAGE_NOACCESS, &old_prot );
 116     ok( b, "VirtualProtect failed error %u\n", GetLastError() );
 117     b = WriteProcessMemory(hProcess, addr1, src, alloc_size, &bytes_written);
 118     ok( !b, "WriteProcessMemory succeeded\n" );
 119     ok( GetLastError() == ERROR_NOACCESS ||
 120         GetLastError() == ERROR_PARTIAL_COPY, /* vista */
 121         "wrong error %u\n", GetLastError() );
 122     ok( bytes_written == 0, "%lu bytes written\n", bytes_written );
 123     b = ReadProcessMemory(hProcess, addr1, src, alloc_size, &bytes_read);
 124     ok( !b, "ReadProcessMemory succeeded\n" );
 125     ok( GetLastError() == ERROR_NOACCESS, "wrong error %u\n", GetLastError() );
 126     ok( bytes_read == 0, "%lu bytes written\n", bytes_read );
 127
 128     b = pVirtualFreeEx(hProcess, addr1, 0, MEM_RELEASE);
 129     ok(b != 0, "VirtualFreeEx, error %u\n", GetLastError());
 130
 131     VirtualFree( src, 0, MEM_FREE );
 132     VirtualFree( dst, 0, MEM_FREE );
 133
 134     /*
 135      * The following tests parallel those in test_VirtualAlloc()
 136      */
 137
 138     SetLastError(0xdeadbeef);
 139     addr1 = pVirtualAllocEx(hProcess, 0, 0, MEM_RESERVE, PAGE_NOACCESS);
 140     ok(addr1 == NULL, "VirtualAllocEx should fail on zero-sized allocation\n");
 141     ok(GetLastError() == ERROR_INVALID_PARAMETER /* NT */ ||
 142        GetLastError() == ERROR_NOT_ENOUGH_MEMORY, /* Win9x */
 143         "got %u, expected ERROR_INVALID_PARAMETER\n", GetLastError());
 144
 145     addr1 = pVirtualAllocEx(hProcess, 0, 0xFFFC, MEM_RESERVE, PAGE_NOACCESS);
 146     ok(addr1 != NULL, "VirtualAllocEx failed\n");
 147
 148     /* test a not committed memory */
 149     memset(&info, 'q', sizeof(info));
 150     ok(VirtualQueryEx(hProcess, addr1, &info, sizeof(info)) == sizeof(info), "VirtualQueryEx failed\n");
 151     ok(info.BaseAddress == addr1, "%p != %p\n", info.BaseAddress, addr1);
 152     ok(info.AllocationBase == addr1, "%p != %p\n", info.AllocationBase, addr1);
 153     ok(info.AllocationProtect == PAGE_NOACCESS, "%x != PAGE_NOACCESS\n", info.AllocationProtect);
 154     ok(info.RegionSize == 0x10000, "%lx != 0x10000\n", info.RegionSize);
 155     ok(info.State == MEM_RESERVE, "%x != MEM_RESERVE\n", info.State);
 156     /* NT reports Protect == 0 for a not committed memory block */
 157     ok(info.Protect == 0 /* NT */ ||
 158        info.Protect == PAGE_NOACCESS, /* Win9x */
 159         "%x != PAGE_NOACCESS\n", info.Protect);
 160     ok(info.Type == MEM_PRIVATE, "%x != MEM_PRIVATE\n", info.Type);
 161
 162     SetLastError(0xdeadbeef);
 163     ok(!VirtualProtectEx(hProcess, addr1, 0xFFFC, PAGE_READONLY, &old_prot),
 164        "VirtualProtectEx should fail on a not committed memory\n");
 165     ok(GetLastError() == ERROR_INVALID_ADDRESS /* NT */ ||
 166        GetLastError() == ERROR_INVALID_PARAMETER, /* Win9x */
 167         "got %u, expected ERROR_INVALID_ADDRESS\n", GetLastError());
 168
 169     addr2 = pVirtualAllocEx(hProcess, addr1, 0x1000, MEM_COMMIT, PAGE_NOACCESS);
 170     ok(addr1 == addr2, "VirtualAllocEx failed\n");
 171
 172     /* test a committed memory */
 173     ok(VirtualQueryEx(hProcess, addr1, &info, sizeof(info)) == sizeof(info),
 174         "VirtualQueryEx failed\n");
 175     ok(info.BaseAddress == addr1, "%p != %p\n", info.BaseAddress, addr1);
 176     ok(info.AllocationBase == addr1, "%p != %p\n", info.AllocationBase, addr1);
 177     ok(info.AllocationProtect == PAGE_NOACCESS, "%x != PAGE_NOACCESS\n", info.AllocationProtect);
 178     ok(info.RegionSize == 0x1000, "%lx != 0x1000\n", info.RegionSize);
 179     ok(info.State == MEM_COMMIT, "%x != MEM_COMMIT\n", info.State);
 180     /* this time NT reports PAGE_NOACCESS as well */
 181     ok(info.Protect == PAGE_NOACCESS, "%x != PAGE_NOACCESS\n", info.Protect);
 182     ok(info.Type == MEM_PRIVATE, "%x != MEM_PRIVATE\n", info.Type);
 183
 184     /* this should fail, since not the whole range is committed yet */
 185     SetLastError(0xdeadbeef);
 186     ok(!VirtualProtectEx(hProcess, addr1, 0xFFFC, PAGE_READONLY, &old_prot),
 187         "VirtualProtectEx should fail on a not committed memory\n");
 188     ok(GetLastError() == ERROR_INVALID_ADDRESS /* NT */ ||
 189        GetLastError() == ERROR_INVALID_PARAMETER, /* Win9x */
 190         "got %u, expected ERROR_INVALID_ADDRESS\n", GetLastError());
 191
 192     old_prot = 0;
 193     ok(VirtualProtectEx(hProcess, addr1, 0x1000, PAGE_READONLY, &old_prot), "VirtualProtectEx failed\n");
 194     ok(old_prot == PAGE_NOACCESS, "wrong old protection: got %04x instead of PAGE_NOACCESS\n", old_prot);
 195
 196     old_prot = 0;
 197     ok(VirtualProtectEx(hProcess, addr1, 0x1000, PAGE_READWRITE, &old_prot), "VirtualProtectEx failed\n");
 198     ok(old_prot == PAGE_READONLY, "wrong old protection: got %04x instead of PAGE_READONLY\n", old_prot);
 199
 200     ok(!pVirtualFreeEx(hProcess, addr1, 0x10000, 0),
 201        "VirtualFreeEx should fail with type 0\n");
 202     ok(GetLastError() == ERROR_INVALID_PARAMETER,
 203         "got %u, expected ERROR_INVALID_PARAMETER\n", GetLastError());
 204
 205     ok(pVirtualFreeEx(hProcess, addr1, 0x10000, MEM_DECOMMIT), "VirtualFreeEx failed\n");
 206
 207     /* if the type is MEM_RELEASE, size must be 0 */
 208     ok(!pVirtualFreeEx(hProcess, addr1, 1, MEM_RELEASE),
 209        "VirtualFreeEx should fail\n");
 210     ok(GetLastError() == ERROR_INVALID_PARAMETER,
 211         "got %u, expected ERROR_INVALID_PARAMETER\n", GetLastError());
 212
 213     ok(pVirtualFreeEx(hProcess, addr1, 0, MEM_RELEASE), "VirtualFreeEx failed\n");
 214
 215     TerminateProcess(hProcess, 0);
 216     CloseHandle(hProcess);
 217 }
 218
 219 static void test_VirtualAlloc(void)
 220 {
 221     void *addr1, *addr2;
 222     DWORD old_prot;
 223     MEMORY_BASIC_INFORMATION info;
 224
 225     SetLastError(0xdeadbeef);
 226     addr1 = VirtualAlloc(0, 0, MEM_RESERVE, PAGE_NOACCESS);
 227     ok(addr1 == NULL, "VirtualAlloc should fail on zero-sized allocation\n");
 228     ok(GetLastError() == ERROR_INVALID_PARAMETER /* NT */ ||
 229        GetLastError() == ERROR_NOT_ENOUGH_MEMORY, /* Win9x */
 230         "got %d, expected ERROR_INVALID_PARAMETER\n", GetLastError());
 231
 232     addr1 = VirtualAlloc(0, 0xFFFC, MEM_RESERVE, PAGE_NOACCESS);
 233     ok(addr1 != NULL, "VirtualAlloc failed\n");
 234
 235     /* test a not committed memory */
 236     ok(VirtualQuery(addr1, &info, sizeof(info)) == sizeof(info),
 237         "VirtualQuery failed\n");
 238     ok(info.BaseAddress == addr1, "%p != %p\n", info.BaseAddress, addr1);
 239     ok(info.AllocationBase == addr1, "%p != %p\n", info.AllocationBase, addr1);
 240     ok(info.AllocationProtect == PAGE_NOACCESS, "%x != PAGE_NOACCESS\n", info.AllocationProtect);
 241     ok(info.RegionSize == 0x10000, "%lx != 0x10000\n", info.RegionSize);
 242     ok(info.State == MEM_RESERVE, "%x != MEM_RESERVE\n", info.State);
 243     /* NT reports Protect == 0 for a not committed memory block */
 244     ok(info.Protect == 0 /* NT */ ||
 245        info.Protect == PAGE_NOACCESS, /* Win9x */
 246         "%x != PAGE_NOACCESS\n", info.Protect);
 247     ok(info.Type == MEM_PRIVATE, "%x != MEM_PRIVATE\n", info.Type);
 248
 249     SetLastError(0xdeadbeef);
 250     ok(!VirtualProtect(addr1, 0xFFFC, PAGE_READONLY, &old_prot),
 251        "VirtualProtect should fail on a not committed memory\n");
 252     ok(GetLastError() == ERROR_INVALID_ADDRESS /* NT */ ||
 253        GetLastError() == ERROR_INVALID_PARAMETER, /* Win9x */
 254         "got %d, expected ERROR_INVALID_ADDRESS\n", GetLastError());
 255
 256     addr2 = VirtualAlloc(addr1, 0x1000, MEM_COMMIT, PAGE_NOACCESS);
 257     ok(addr1 == addr2, "VirtualAlloc failed\n");
 258
 259     /* test a committed memory */
 260     ok(VirtualQuery(addr1, &info, sizeof(info)) == sizeof(info),
 261         "VirtualQuery failed\n");
 262     ok(info.BaseAddress == addr1, "%p != %p\n", info.BaseAddress, addr1);
 263     ok(info.AllocationBase == addr1, "%p != %p\n", info.AllocationBase, addr1);
 264     ok(info.AllocationProtect == PAGE_NOACCESS, "%x != PAGE_NOACCESS\n", info.AllocationProtect);
 265     ok(info.RegionSize == 0x1000, "%lx != 0x1000\n", info.RegionSize);
 266     ok(info.State == MEM_COMMIT, "%x != MEM_COMMIT\n", info.State);
 267     /* this time NT reports PAGE_NOACCESS as well */
 268     ok(info.Protect == PAGE_NOACCESS, "%x != PAGE_NOACCESS\n", info.Protect);
 269     ok(info.Type == MEM_PRIVATE, "%x != MEM_PRIVATE\n", info.Type);
 270
 271     /* this should fail, since not the whole range is committed yet */
 272     SetLastError(0xdeadbeef);
 273     ok(!VirtualProtect(addr1, 0xFFFC, PAGE_READONLY, &old_prot),
 274         "VirtualProtect should fail on a not committed memory\n");
 275     ok(GetLastError() == ERROR_INVALID_ADDRESS /* NT */ ||
 276        GetLastError() == ERROR_INVALID_PARAMETER, /* Win9x */
 277         "got %d, expected ERROR_INVALID_ADDRESS\n", GetLastError());
 278
 279     ok(VirtualProtect(addr1, 0x1000, PAGE_READONLY, &old_prot), "VirtualProtect failed\n");
 280     ok(old_prot == PAGE_NOACCESS,
 281         "wrong old protection: got %04x instead of PAGE_NOACCESS\n", old_prot);
 282
 283     ok(VirtualProtect(addr1, 0x1000, PAGE_READWRITE, &old_prot), "VirtualProtect failed\n");
 284     ok(old_prot == PAGE_READONLY,
 285         "wrong old protection: got %04x instead of PAGE_READONLY\n", old_prot);
 286
 287     /* invalid protection values */
 288     SetLastError(0xdeadbeef);
 289     addr2 = VirtualAlloc(NULL, 0x1000, MEM_RESERVE, 0);
 290     ok(!addr2, "VirtualAlloc succeeded\n");
 291     ok(GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError());
 292
 293     SetLastError(0xdeadbeef);
 294     addr2 = VirtualAlloc(NULL, 0x1000, MEM_COMMIT, 0);
 295     ok(!addr2, "VirtualAlloc succeeded\n");
 296     ok(GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError());
 297
 298     SetLastError(0xdeadbeef);
 299     addr2 = VirtualAlloc(addr1, 0x1000, MEM_COMMIT, PAGE_READONLY | PAGE_EXECUTE);
 300     ok(!addr2, "VirtualAlloc succeeded\n");
 301     ok(GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError());
 302
 303     SetLastError(0xdeadbeef);
 304     ok(!VirtualProtect(addr1, 0x1000, PAGE_READWRITE | PAGE_EXECUTE_WRITECOPY, &old_prot),
 305        "VirtualProtect succeeded\n");
 306     ok(GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError());
 307
 308     SetLastError(0xdeadbeef);
 309     ok(!VirtualProtect(addr1, 0x1000, 0, &old_prot), "VirtualProtect succeeded\n");
 310     ok(GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError());
 311
 312     SetLastError(0xdeadbeef);
 313     ok(!VirtualFree(addr1, 0x10000, 0), "VirtualFree should fail with type 0\n");
 314     ok(GetLastError() == ERROR_INVALID_PARAMETER,
 315         "got %d, expected ERROR_INVALID_PARAMETER\n", GetLastError());
 316
 317     ok(VirtualFree(addr1, 0x10000, MEM_DECOMMIT), "VirtualFree failed\n");
 318
 319     /* if the type is MEM_RELEASE, size must be 0 */
 320     ok(!VirtualFree(addr1, 1, MEM_RELEASE), "VirtualFree should fail\n");
 321     ok(GetLastError() == ERROR_INVALID_PARAMETER,
 322         "got %d, expected ERROR_INVALID_PARAMETER\n", GetLastError());
 323
 324     ok(VirtualFree(addr1, 0, MEM_RELEASE), "VirtualFree failed\n");
 325 }
 326
 327 static void test_MapViewOfFile(void)
 328 {
 329     static const char testfile[] = "testfile.xxx";
 330     const char *name;
 331     HANDLE file, mapping;
 332     void *ptr, *ptr2;
 333     MEMORY_BASIC_INFORMATION info;
 334     BOOL ret;
 335
 336     SetLastError(0xdeadbeef);
 337     file = CreateFileA( testfile, GENERIC_READ|GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0 );
 338     ok( file != INVALID_HANDLE_VALUE, "CreateFile error %u\n", GetLastError() );
 339     SetFilePointer( file, 4096, NULL, FILE_BEGIN );
 340     SetEndOfFile( file );
 341
 342     /* read/write mapping */
 343
 344     SetLastError(0xdeadbeef);
 345     mapping = CreateFileMappingA( file, NULL, PAGE_READWRITE, 0, 4096, NULL );
 346     ok( mapping != 0, "CreateFileMapping error %u\n", GetLastError() );
 347
 348     SetLastError(0xdeadbeef);
 349     ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );
 350     ok( ptr != NULL, "MapViewOfFile FILE_MAPE_READ error %u\n", GetLastError() );
 351     UnmapViewOfFile( ptr );
 352
 353     /* this fails on win9x but succeeds on NT */
 354     SetLastError(0xdeadbeef);
 355     ptr = MapViewOfFile( mapping, FILE_MAP_COPY, 0, 0, 4096 );
 356     if (ptr) UnmapViewOfFile( ptr );
 357     else ok( GetLastError() == ERROR_INVALID_PARAMETER, "Wrong error %d\n", GetLastError() );
 358
 359     SetLastError(0xdeadbeef);
 360     ptr = MapViewOfFile( mapping, 0, 0, 0, 4096 );
 361     ok( ptr != NULL, "MapViewOfFile 0 error %u\n", GetLastError() );
 362     UnmapViewOfFile( ptr );
 363
 364     SetLastError(0xdeadbeef);
 365     ptr = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 4096 );
 366     ok( ptr != NULL, "MapViewOfFile FILE_MAP_WRITE error %u\n", GetLastError() );
 367     UnmapViewOfFile( ptr );
 368     CloseHandle( mapping );
 369
 370     /* read-only mapping */
 371
 372     SetLastError(0xdeadbeef);
 373     mapping = CreateFileMappingA( file, NULL, PAGE_READONLY, 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     /* this fails on win9x but succeeds on NT */
 382     SetLastError(0xdeadbeef);
 383     ptr = MapViewOfFile( mapping, FILE_MAP_COPY, 0, 0, 4096 );
 384     if (ptr) UnmapViewOfFile( ptr );
 385     else ok( GetLastError() == ERROR_INVALID_PARAMETER, "Wrong error %d\n", GetLastError() );
 386
 387     SetLastError(0xdeadbeef);
 388     ptr = MapViewOfFile( mapping, 0, 0, 0, 4096 );
 389     ok( ptr != NULL, "MapViewOfFile 0 error %u\n", GetLastError() );
 390     UnmapViewOfFile( ptr );
 391
 392     SetLastError(0xdeadbeef);
 393     ptr = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 4096 );
 394     ok( !ptr, "MapViewOfFile FILE_MAP_WRITE succeeded\n" );
 395     ok( GetLastError() == ERROR_INVALID_PARAMETER ||
 396         GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
 397     CloseHandle( mapping );
 398
 399     /* copy-on-write mapping */
 400
 401     SetLastError(0xdeadbeef);
 402     mapping = CreateFileMappingA( file, NULL, PAGE_WRITECOPY, 0, 4096, NULL );
 403     ok( mapping != 0, "CreateFileMapping error %u\n", GetLastError() );
 404
 405     SetLastError(0xdeadbeef);
 406     ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );
 407     ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ error %u\n", GetLastError() );
 408     UnmapViewOfFile( ptr );
 409
 410     SetLastError(0xdeadbeef);
 411     ptr = MapViewOfFile( mapping, FILE_MAP_COPY, 0, 0, 4096 );
 412     ok( ptr != NULL, "MapViewOfFile FILE_MAP_COPY error %u\n", GetLastError() );
 413     UnmapViewOfFile( ptr );
 414
 415     SetLastError(0xdeadbeef);
 416     ptr = MapViewOfFile( mapping, 0, 0, 0, 4096 );
 417     ok( ptr != NULL, "MapViewOfFile 0 error %u\n", GetLastError() );
 418     UnmapViewOfFile( ptr );
 419
 420     SetLastError(0xdeadbeef);
 421     ptr = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 4096 );
 422     ok( !ptr, "MapViewOfFile FILE_MAP_WRITE succeeded\n" );
 423     ok( GetLastError() == ERROR_INVALID_PARAMETER ||
 424         GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
 425     CloseHandle( mapping );
 426
 427     /* no access mapping */
 428
 429     SetLastError(0xdeadbeef);
 430     mapping = CreateFileMappingA( file, NULL, PAGE_NOACCESS, 0, 4096, NULL );
 431     /* fails on NT but succeeds on win9x */
 432     if (!mapping) ok( GetLastError() == ERROR_INVALID_PARAMETER, "Wrong error %d\n", GetLastError() );
 433     else
 434     {
 435         SetLastError(0xdeadbeef);
 436         ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );
 437         ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ error %u\n", GetLastError() );
 438         UnmapViewOfFile( ptr );
 439
 440         SetLastError(0xdeadbeef);
 441         ptr = MapViewOfFile( mapping, FILE_MAP_COPY, 0, 0, 4096 );
 442         ok( !ptr, "MapViewOfFile FILE_MAP_COPY succeeded\n" );
 443         ok( GetLastError() == ERROR_INVALID_PARAMETER, "Wrong error %d\n", GetLastError() );
 444
 445         SetLastError(0xdeadbeef);
 446         ptr = MapViewOfFile( mapping, 0, 0, 0, 4096 );
 447         ok( ptr != NULL, "MapViewOfFile 0 error %u\n", GetLastError() );
 448         UnmapViewOfFile( ptr );
 449
 450         SetLastError(0xdeadbeef);
 451         ptr = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 4096 );
 452         ok( !ptr, "MapViewOfFile FILE_MAP_WRITE succeeded\n" );
 453         ok( GetLastError() == ERROR_INVALID_PARAMETER, "Wrong error %d\n", GetLastError() );
 454
 455         CloseHandle( mapping );
 456     }
 457
 458     CloseHandle( file );
 459
 460     /* now try read-only file */
 461
 462     SetLastError(0xdeadbeef);
 463     file = CreateFileA( testfile, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, 0 );
 464     ok( file != INVALID_HANDLE_VALUE, "CreateFile error %u\n", GetLastError() );
 465
 466     SetLastError(0xdeadbeef);
 467     mapping = CreateFileMappingA( file, NULL, PAGE_READWRITE, 0, 4096, NULL );
 468     ok( !mapping, "CreateFileMapping PAGE_READWRITE 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_WRITECOPY, 0, 4096, NULL );
 474     ok( mapping != 0, "CreateFileMapping PAGE_WRITECOPY error %u\n", GetLastError() );
 475     CloseHandle( mapping );
 476
 477     SetLastError(0xdeadbeef);
 478     mapping = CreateFileMappingA( file, NULL, PAGE_READONLY, 0, 4096, NULL );
 479     ok( mapping != 0, "CreateFileMapping PAGE_READONLY error %u\n", GetLastError() );
 480     CloseHandle( mapping );
 481     CloseHandle( file );
 482
 483     /* now try no access file */
 484
 485     SetLastError(0xdeadbeef);
 486     file = CreateFileA( testfile, 0, 0, NULL, OPEN_EXISTING, 0, 0 );
 487     ok( file != INVALID_HANDLE_VALUE, "CreateFile error %u\n", GetLastError() );
 488
 489     SetLastError(0xdeadbeef);
 490     mapping = CreateFileMappingA( file, NULL, PAGE_READWRITE, 0, 4096, NULL );
 491     ok( !mapping, "CreateFileMapping PAGE_READWRITE succeeded\n" );
 492     ok( GetLastError() == ERROR_INVALID_PARAMETER ||
 493         GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
 494
 495     SetLastError(0xdeadbeef);
 496     mapping = CreateFileMappingA( file, NULL, PAGE_WRITECOPY, 0, 4096, NULL );
 497     ok( !mapping, "CreateFileMapping PAGE_WRITECOPY succeeded\n" );
 498     ok( GetLastError() == ERROR_INVALID_PARAMETER ||
 499         GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
 500
 501     SetLastError(0xdeadbeef);
 502     mapping = CreateFileMappingA( file, NULL, PAGE_READONLY, 0, 4096, NULL );
 503     ok( !mapping, "CreateFileMapping PAGE_READONLY succeeded\n" );
 504     ok( GetLastError() == ERROR_INVALID_PARAMETER ||
 505         GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
 506
 507     CloseHandle( file );
 508     DeleteFileA( testfile );
 509
 510     SetLastError(0xdeadbeef);
 511     name = "Local\\Foo";
 512     file = CreateFileMapping( INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0, 4096, name );
 513     /* nt4 doesn't have Local\\ */
 514     if (!file && GetLastError() == ERROR_PATH_NOT_FOUND)
 515     {
 516         name = "Foo";
 517         file = CreateFileMapping( INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0, 4096, name );
 518     }
 519     ok( file != 0, "CreateFileMapping PAGE_READWRITE error %u\n", GetLastError() );
 520
 521     SetLastError(0xdeadbeef);
 522     mapping = OpenFileMapping( FILE_MAP_READ, FALSE, name );
 523     ok( mapping != 0, "OpenFileMapping FILE_MAP_READ error %u\n", GetLastError() );
 524     SetLastError(0xdeadbeef);
 525     ptr = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 0 );
 526     if (!ptr)
 527     {
 528         ok( GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
 529         SetLastError(0xdeadbeef);
 530         ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 0 );
 531         ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ error %u\n", GetLastError() );
 532         SetLastError(0xdeadbeef);
 533         ok( VirtualQuery( ptr, &info, sizeof(info) ) == sizeof(info),
 534             "VirtualQuery error %u\n", GetLastError() );
 535         ok( info.BaseAddress == ptr, "%p != %p\n", info.BaseAddress, ptr );
 536         ok( info.AllocationBase == ptr, "%p != %p\n", info.AllocationBase, ptr );
 537         ok( info.AllocationProtect == PAGE_READONLY, "%x != PAGE_READONLY\n", info.AllocationProtect );
 538         ok( info.RegionSize == 4096, "%lx != 4096\n", info.RegionSize );
 539         ok( info.State == MEM_COMMIT, "%x != MEM_COMMIT\n", info.State );
 540         ok( info.Protect == PAGE_READONLY, "%x != PAGE_READONLY\n", info.Protect );
 541     }
 542     else win_skip( "no access checks on win9x\n" );
 543     UnmapViewOfFile( ptr );
 544     CloseHandle( mapping );
 545
 546     SetLastError(0xdeadbeef);
 547     mapping = OpenFileMapping( FILE_MAP_WRITE, FALSE, name );
 548     ok( mapping != 0, "OpenFileMapping FILE_MAP_WRITE error %u\n", GetLastError() );
 549     SetLastError(0xdeadbeef);
 550     ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 0 );
 551     if (!ptr)
 552     {
 553         ok( GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
 554         SetLastError(0xdeadbeef);
 555         ptr = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 0 );
 556         ok( ptr != NULL, "MapViewOfFile FILE_MAP_WRITE error %u\n", GetLastError() );
 557         SetLastError(0xdeadbeef);
 558         ok( VirtualQuery( ptr, &info, sizeof(info) ) == sizeof(info),
 559             "VirtualQuery error %u\n", GetLastError() );
 560         ok( info.BaseAddress == ptr, "%p != %p\n", info.BaseAddress, ptr );
 561         ok( info.AllocationBase == ptr, "%p != %p\n", info.AllocationBase, ptr );
 562         ok( info.AllocationProtect == PAGE_READWRITE, "%x != PAGE_READWRITE\n", info.AllocationProtect );
 563         ok( info.RegionSize == 4096, "%lx != 4096\n", info.RegionSize );
 564         ok( info.State == MEM_COMMIT, "%x != MEM_COMMIT\n", info.State );
 565         ok( info.Protect == PAGE_READWRITE, "%x != PAGE_READWRITE\n", info.Protect );
 566     }
 567     else win_skip( "no access checks on win9x\n" );
 568     UnmapViewOfFile( ptr );
 569     CloseHandle( mapping );
 570
 571     CloseHandle( file );
 572
 573     /* read/write mapping with SEC_RESERVE */
 574     mapping = CreateFileMappingA(INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE | SEC_RESERVE, 0, MAPPING_SIZE, NULL);
 575     ok(mapping != INVALID_HANDLE_VALUE, "CreateFileMappingA failed with error %d\n", GetLastError());
 576
 577     ptr = MapViewOfFile(mapping, FILE_MAP_WRITE, 0, 0, 0);
 578     ok(ptr != NULL, "MapViewOfFile failed with error %d\n", GetLastError());
 579
 580     ptr2 = MapViewOfFile(mapping, FILE_MAP_WRITE, 0, 0, 0);
 581     /* on NT ptr != ptr2 but on Win9x ptr == ptr2 */
 582     ok(ptr2 != NULL, "MapViewOfFile failed with error %d\n", GetLastError());
 583     trace("mapping same section resulted in views %p and %p\n", ptr, ptr2);
 584
 585     ret = VirtualQuery(ptr, &info, sizeof(info));
 586     ok(ret, "VirtualQuery failed with error %d\n", GetLastError());
 587     ok(info.BaseAddress == ptr, "BaseAddress should have been %p but was %p instead\n", ptr, info.BaseAddress);
 588     ok(info.AllocationBase == ptr, "AllocationBase should have been %p but was %p instead\n", ptr, info.AllocationBase);
 589     ok(info.RegionSize == MAPPING_SIZE, "RegionSize should have been 0x%x but was 0x%x\n", MAPPING_SIZE, (unsigned int)info.RegionSize);
 590     ok(info.State == MEM_RESERVE, "State should have been MEM_RESERVE instead of 0x%x\n", info.State);
 591     if (info.Type == MEM_PRIVATE)  /* win9x is different for uncommitted mappings */
 592     {
 593         ok(info.AllocationProtect == PAGE_NOACCESS,
 594            "AllocationProtect should have been PAGE_NOACCESS but was 0x%x\n", info.AllocationProtect);
 595         ok(info.Protect == PAGE_NOACCESS,
 596            "Protect should have been PAGE_NOACCESS instead of 0x%x\n", info.Protect);
 597     }
 598     else
 599     {
 600         ok(info.AllocationProtect == PAGE_READWRITE,
 601            "AllocationProtect should have been PAGE_READWRITE but was 0x%x\n", info.AllocationProtect);
 602         ok(info.Protect == 0, "Protect should have been 0 instead of 0x%x\n", info.Protect);
 603         ok(info.Type == MEM_MAPPED, "Type should have been MEM_MAPPED instead of 0x%x\n", info.Type);
 604     }
 605
 606     if (ptr != ptr2)
 607     {
 608         ret = VirtualQuery(ptr2, &info, sizeof(info));
 609         ok(ret, "VirtualQuery failed with error %d\n", GetLastError());
 610         ok(info.BaseAddress == ptr2,
 611            "BaseAddress should have been %p but was %p instead\n", ptr2, info.BaseAddress);
 612         ok(info.AllocationBase == ptr2,
 613            "AllocationBase should have been %p but was %p instead\n", ptr2, info.AllocationBase);
 614         ok(info.AllocationProtect == PAGE_READWRITE,
 615            "AllocationProtect should have been PAGE_READWRITE but was 0x%x\n", info.AllocationProtect);
 616         ok(info.RegionSize == MAPPING_SIZE,
 617            "RegionSize should have been 0x%x but was 0x%x\n", MAPPING_SIZE, (unsigned int)info.RegionSize);
 618         ok(info.State == MEM_RESERVE,
 619            "State should have been MEM_RESERVE instead of 0x%x\n", info.State);
 620         ok(info.Protect == 0,
 621            "Protect should have been 0 instead of 0x%x\n", info.Protect);
 622         ok(info.Type == MEM_MAPPED,
 623            "Type should have been MEM_MAPPED instead of 0x%x\n", info.Type);
 624     }
 625
 626     ptr = VirtualAlloc(ptr, 0x10000, MEM_COMMIT, PAGE_READONLY);
 627     ok(ptr != NULL, "VirtualAlloc failed with error %d\n", GetLastError());
 628
 629     ret = VirtualQuery(ptr, &info, sizeof(info));
 630     ok(ret, "VirtualQuery failed with error %d\n", GetLastError());
 631     ok(info.BaseAddress == ptr, "BaseAddress should have been %p but was %p instead\n", ptr, info.BaseAddress);
 632     ok(info.AllocationBase == ptr, "AllocationBase should have been %p but was %p instead\n", ptr, info.AllocationBase);
 633     ok(info.RegionSize == 0x10000, "RegionSize should have been 0x10000 but was 0x%x\n", (unsigned int)info.RegionSize);
 634     ok(info.State == MEM_COMMIT, "State should have been MEM_RESERVE instead of 0x%x\n", info.State);
 635     ok(info.Protect == PAGE_READONLY, "Protect should have been 0 instead of 0x%x\n", info.Protect);
 636     if (info.Type == MEM_PRIVATE)  /* win9x is different for uncommitted mappings */
 637     {
 638         ok(info.AllocationProtect == PAGE_NOACCESS,
 639            "AllocationProtect should have been PAGE_NOACCESS but was 0x%x\n", info.AllocationProtect);
 640     }
 641     else
 642     {
 643         ok(info.AllocationProtect == PAGE_READWRITE,
 644            "AllocationProtect should have been PAGE_READWRITE but was 0x%x\n", info.AllocationProtect);
 645         ok(info.Type == MEM_MAPPED, "Type should have been MEM_MAPPED instead of 0x%x\n", info.Type);
 646     }
 647
 648     /* shows that the VirtualAlloc above affects the mapping, not just the
 649      * virtual memory in this process - it also affects all other processes
 650      * with a view of the mapping, but that isn't tested here */
 651     if (ptr != ptr2)
 652     {
 653         ret = VirtualQuery(ptr2, &info, sizeof(info));
 654         ok(ret, "VirtualQuery failed with error %d\n", GetLastError());
 655         ok(info.BaseAddress == ptr2,
 656            "BaseAddress should have been %p but was %p instead\n", ptr2, info.BaseAddress);
 657         ok(info.AllocationBase == ptr2,
 658            "AllocationBase should have been %p but was %p instead\n", ptr2, info.AllocationBase);
 659         ok(info.AllocationProtect == PAGE_READWRITE,
 660            "AllocationProtect should have been PAGE_READWRITE but was 0x%x\n", info.AllocationProtect);
 661         ok(info.RegionSize == 0x10000,
 662            "RegionSize should have been 0x10000 but was 0x%x\n", (unsigned int)info.RegionSize);
 663         ok(info.State == MEM_COMMIT,
 664            "State should have been MEM_RESERVE instead of 0x%x\n", info.State);
 665         ok(info.Protect == PAGE_READWRITE,
 666            "Protect should have been 0 instead of 0x%x\n", info.Protect);
 667         ok(info.Type == MEM_MAPPED, "Type should have been MEM_MAPPED instead of 0x%x\n", info.Type);
 668     }
 669
 670     ret = VirtualFree( ptr, 0x10000, MEM_DECOMMIT );
 671     ok( !ret || broken(ret) /* win9x */, "VirtualFree succeeded\n" );
 672     if (!ret)
 673         ok( GetLastError() == ERROR_INVALID_PARAMETER, "VirtualFree failed with %u\n", GetLastError() );
 674
 675     ret = UnmapViewOfFile(ptr2);
 676     ok(ret, "UnmapViewOfFile failed with error %d\n", GetLastError());
 677     ret = UnmapViewOfFile(ptr);
 678     ok(ret, "UnmapViewOfFile failed with error %d\n", GetLastError());
 679     CloseHandle(mapping);
 680 }
 681
 682 static DWORD (WINAPI *pNtMapViewOfSection)( HANDLE handle, HANDLE process, PVOID *addr_ptr,
 683                                             ULONG zero_bits, SIZE_T commit_size,
 684                                             const LARGE_INTEGER *offset_ptr, SIZE_T *size_ptr,
 685                                             ULONG inherit, ULONG alloc_type, ULONG protect );
 686 static DWORD (WINAPI *pNtUnmapViewOfSection)( HANDLE process, PVOID addr );
 687
 688 static void test_NtMapViewOfSection(void)
 689 {
 690     HANDLE hProcess;
 691
 692     static const char testfile[] = "testfile.xxx";
 693     static const char data[] = "test data for NtMapViewOfSection";
 694     char buffer[sizeof(data)];
 695     HANDLE file, mapping;
 696     void *ptr;
 697     BOOL ret;
 698     DWORD status, written;
 699     SIZE_T size, result;
 700     LARGE_INTEGER offset;
 701
 702     pNtMapViewOfSection = (void *)GetProcAddress( GetModuleHandle("ntdll.dll"), "NtMapViewOfSection" );
 703     pNtUnmapViewOfSection = (void *)GetProcAddress( GetModuleHandle("ntdll.dll"), "NtUnmapViewOfSection" );
 704     if (!pNtMapViewOfSection || !pNtUnmapViewOfSection)
 705     {
 706         skip( "NtMapViewOfSection not found\n" );
 707         return;
 708     }
 709
 710     file = CreateFileA( testfile, GENERIC_READ|GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0 );
 711     ok( file != INVALID_HANDLE_VALUE, "Failed to create test file\n" );
 712     WriteFile( file, data, sizeof(data), &written, NULL );
 713     SetFilePointer( file, 4096, NULL, FILE_BEGIN );
 714     SetEndOfFile( file );
 715
 716     /* read/write mapping */
 717
 718     mapping = CreateFileMappingA( file, NULL, PAGE_READWRITE, 0, 4096, NULL );
 719     ok( mapping != 0, "CreateFileMapping failed\n" );
 720
 721     hProcess = create_target_process("sleep");
 722     ok(hProcess != NULL, "Can't start process\n");
 723
 724     ptr = NULL;
 725     size = 0;
 726     offset.QuadPart = 0;
 727     status = pNtMapViewOfSection( mapping, hProcess, &ptr, 0, 0, &offset, &size, 1, 0, PAGE_READWRITE );
 728     ok( !status, "NtMapViewOfSection failed status %x\n", status );
 729
 730     ret = ReadProcessMemory( hProcess, ptr, buffer, sizeof(buffer), &result );
 731     ok( ret, "ReadProcessMemory failed\n" );
 732     ok( result == sizeof(buffer), "ReadProcessMemory didn't read all data (%lx)\n", result );
 733     ok( !memcmp( buffer, data, sizeof(buffer) ), "Wrong data read\n" );
 734
 735     status = pNtUnmapViewOfSection( hProcess, ptr );
 736     ok( !status, "NtUnmapViewOfSection failed status %x\n", status );
 737
 738     CloseHandle( mapping );
 739     CloseHandle( file );
 740     DeleteFileA( testfile );
 741
 742     TerminateProcess(hProcess, 0);
 743     CloseHandle(hProcess);
 744 }
 745
 746 static void test_CreateFileMapping(void)
 747 {
 748     HANDLE handle, handle2;
 749
 750     /* test case sensitivity */
 751
 752     SetLastError(0xdeadbeef);
 753     handle = CreateFileMappingA( INVALID_HANDLE_VALUE, NULL, SEC_COMMIT | PAGE_READWRITE, 0, 0x1000,
 754                                  "Wine Test Mapping");
 755     ok( handle != NULL, "CreateFileMapping failed with error %u\n", GetLastError());
 756     ok( GetLastError() == 0, "wrong error %u\n", GetLastError());
 757
 758     SetLastError(0xdeadbeef);
 759     handle2 = CreateFileMappingA( INVALID_HANDLE_VALUE, NULL, SEC_COMMIT | PAGE_READWRITE, 0, 0x1000,
 760                                   "Wine Test Mapping");
 761     ok( handle2 != NULL, "CreateFileMapping failed with error %d\n", GetLastError());
 762     ok( GetLastError() == ERROR_ALREADY_EXISTS, "wrong error %u\n", GetLastError());
 763     CloseHandle( handle2 );
 764
 765     SetLastError(0xdeadbeef);
 766     handle2 = CreateFileMappingA( INVALID_HANDLE_VALUE, NULL, SEC_COMMIT | PAGE_READWRITE, 0, 0x1000,
 767                                  "WINE TEST MAPPING");
 768     ok( handle2 != NULL, "CreateFileMapping failed with error %d\n", GetLastError());
 769     ok( GetLastError() == 0, "wrong error %u\n", GetLastError());
 770     CloseHandle( handle2 );
 771
 772     SetLastError(0xdeadbeef);
 773     handle2 = OpenFileMappingA( FILE_MAP_ALL_ACCESS, FALSE, "Wine Test Mapping");
 774     ok( handle2 != NULL, "OpenFileMapping failed with error %d\n", GetLastError());
 775     CloseHandle( handle2 );
 776
 777     SetLastError(0xdeadbeef);
 778     handle2 = OpenFileMappingA( FILE_MAP_ALL_ACCESS, FALSE, "WINE TEST MAPPING");
 779     ok( !handle2, "OpenFileMapping succeeded\n");
 780     ok( GetLastError() == ERROR_FILE_NOT_FOUND || GetLastError() == ERROR_INVALID_NAME /* win9x */,
 781         "wrong error %u\n", GetLastError());
 782
 783     CloseHandle( handle );
 784 }
 785
 786 static void test_BadPtr(void)
 787 {
 788     void *ptr = (void*)1;
 789     /* We assume address 1 is not mapped. */
 790     ok(IsBadReadPtr(ptr,1),"IsBadReadPtr(1) failed.\n");
 791     ok(IsBadWritePtr(ptr,1),"IsBadWritePtr(1) failed.\n");
 792     ok(IsBadCodePtr(ptr),"IsBadCodePtr(1) failed.\n");
 793 }
 794
 795 static void test_write_watch(void)
 796 {
 797     char *base;
 798     DWORD ret, size, old_prot;
 799     MEMORY_BASIC_INFORMATION info;
 800     void *results[64];
 801     ULONG_PTR count;
 802     ULONG pagesize;
 803
 804     if (!pGetWriteWatch || !pResetWriteWatch)
 805     {
 806         win_skip( "GetWriteWatch not supported\n" );
 807         return;
 808     }
 809
 810     size = 0x10000;
 811     base = VirtualAlloc( 0, size, MEM_RESERVE | MEM_COMMIT | MEM_WRITE_WATCH, PAGE_READWRITE );
 812     if (!base &&
 813         (GetLastError() == ERROR_INVALID_PARAMETER || GetLastError() == ERROR_NOT_SUPPORTED))
 814     {
 815         win_skip( "MEM_WRITE_WATCH not supported\n" );
 816         return;
 817     }
 818     ok( base != NULL, "VirtualAlloc failed %u\n", GetLastError() );
 819     ret = VirtualQuery( base, &info, sizeof(info) );
 820     ok(ret, "VirtualQuery failed %u\n", GetLastError());
 821     ok( info.BaseAddress == base, "BaseAddress %p instead of %p\n", info.BaseAddress, base );
 822     ok( info.AllocationProtect == PAGE_READWRITE, "wrong AllocationProtect %x\n", info.AllocationProtect );
 823     ok( info.RegionSize == size, "wrong RegionSize 0x%lx\n", info.RegionSize );
 824     ok( info.State == MEM_COMMIT, "wrong State 0x%x\n", info.State );
 825     ok( info.Protect == PAGE_READWRITE, "wrong Protect 0x%x\n", info.Protect );
 826     ok( info.Type == MEM_PRIVATE, "wrong Type 0x%x\n", info.Type );
 827
 828     count = 64;
 829     SetLastError( 0xdeadbeef );
 830     ret = pGetWriteWatch( 0, NULL, size, results, &count, &pagesize );
 831     ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
 832     ok( GetLastError() == ERROR_INVALID_PARAMETER ||
 833         broken( GetLastError() == 0xdeadbeef ), /* win98 */
 834         "wrong error %u\n", GetLastError() );
 835
 836     SetLastError( 0xdeadbeef );
 837     ret = pGetWriteWatch( 0, GetModuleHandle(0), size, results, &count, &pagesize );
 838     if (ret)
 839     {
 840         ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
 841         ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
 842     }
 843     else  /* win98 */
 844     {
 845         ok( count == 0, "wrong count %lu\n", count );
 846     }
 847
 848     ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
 849     ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
 850     ok( count == 0, "wrong count %lu\n", count );
 851
 852     base[pagesize + 1] = 0x44;
 853
 854     count = 64;
 855     ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
 856     ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
 857     ok( count == 1, "wrong count %lu\n", count );
 858     ok( results[0] == base + pagesize, "wrong result %p\n", results[0] );
 859
 860     count = 64;
 861     ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
 862     ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
 863     ok( count == 1, "wrong count %lu\n", count );
 864     ok( results[0] == base + pagesize, "wrong result %p\n", results[0] );
 865
 866     count = 64;
 867     ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
 868     ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
 869     ok( count == 0, "wrong count %lu\n", count );
 870
 871     base[2*pagesize + 3] = 0x11;
 872     base[4*pagesize + 8] = 0x11;
 873
 874     count = 64;
 875     ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
 876     ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
 877     ok( count == 2, "wrong count %lu\n", count );
 878     ok( results[0] == base + 2*pagesize, "wrong result %p\n", results[0] );
 879     ok( results[1] == base + 4*pagesize, "wrong result %p\n", results[1] );
 880
 881     count = 64;
 882     ret = pGetWriteWatch( 0, base + 3*pagesize, 2*pagesize, results, &count, &pagesize );
 883     ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
 884     ok( count == 1, "wrong count %lu\n", count );
 885     ok( results[0] == base + 4*pagesize, "wrong result %p\n", results[0] );
 886
 887     ret = pResetWriteWatch( base, 3*pagesize );
 888     ok( !ret, "pResetWriteWatch failed %u\n", GetLastError() );
 889
 890     count = 64;
 891     ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
 892     ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
 893     ok( count == 1, "wrong count %lu\n", count );
 894     ok( results[0] == base + 4*pagesize, "wrong result %p\n", results[0] );
 895
 896     *(DWORD *)(base + 2*pagesize - 2) = 0xdeadbeef;
 897
 898     count = 64;
 899     ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
 900     ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
 901     ok( count == 3, "wrong count %lu\n", count );
 902     ok( results[0] == base + pagesize, "wrong result %p\n", results[0] );
 903     ok( results[1] == base + 2*pagesize, "wrong result %p\n", results[1] );
 904     ok( results[2] == base + 4*pagesize, "wrong result %p\n", results[2] );
 905
 906     count = 1;
 907     ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
 908     ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
 909     ok( count == 1, "wrong count %lu\n", count );
 910     ok( results[0] == base + pagesize, "wrong result %p\n", results[0] );
 911
 912     count = 64;
 913     ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
 914     ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
 915     ok( count == 2, "wrong count %lu\n", count );
 916     ok( results[0] == base + 2*pagesize, "wrong result %p\n", results[0] );
 917     ok( results[1] == base + 4*pagesize, "wrong result %p\n", results[1] );
 918
 919     /* changing protections doesn't affect watches */
 920
 921     ret = VirtualProtect( base, 3*pagesize, PAGE_READONLY, &old_prot );
 922     ok( ret, "VirtualProtect failed error %u\n", GetLastError() );
 923     ok( old_prot == PAGE_READWRITE, "wrong old prot %x\n", old_prot );
 924
 925     ret = VirtualQuery( base, &info, sizeof(info) );
 926     ok(ret, "VirtualQuery failed %u\n", GetLastError());
 927     ok( info.BaseAddress == base, "BaseAddress %p instead of %p\n", info.BaseAddress, base );
 928     ok( info.RegionSize == 3*pagesize, "wrong RegionSize 0x%lx\n", info.RegionSize );
 929     ok( info.State == MEM_COMMIT, "wrong State 0x%x\n", info.State );
 930     ok( info.Protect == PAGE_READONLY, "wrong Protect 0x%x\n", info.Protect );
 931
 932     ret = VirtualProtect( base, 3*pagesize, PAGE_READWRITE, &old_prot );
 933     ok( ret, "VirtualProtect failed error %u\n", GetLastError() );
 934     ok( old_prot == PAGE_READONLY, "wrong old prot %x\n", old_prot );
 935
 936     count = 64;
 937     ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
 938     ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
 939     ok( count == 2, "wrong count %lu\n", count );
 940     ok( results[0] == base + 2*pagesize, "wrong result %p\n", results[0] );
 941     ok( results[1] == base + 4*pagesize, "wrong result %p\n", results[1] );
 942
 943     ret = VirtualQuery( base, &info, sizeof(info) );
 944     ok(ret, "VirtualQuery failed %u\n", GetLastError());
 945     ok( info.BaseAddress == base, "BaseAddress %p instead of %p\n", info.BaseAddress, base );
 946     ok( info.RegionSize == size, "wrong RegionSize 0x%lx\n", info.RegionSize );
 947     ok( info.State == MEM_COMMIT, "wrong State 0x%x\n", info.State );
 948     ok( info.Protect == PAGE_READWRITE, "wrong Protect 0x%x\n", info.Protect );
 949
 950     /* some invalid parameter tests */
 951
 952     SetLastError( 0xdeadbeef );
 953     count = 0;
 954     ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
 955     if (ret)
 956     {
 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         ret = pGetWriteWatch( 0, base, size, results, NULL, &pagesize );
 962         ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
 963         ok( GetLastError() == ERROR_NOACCESS, "wrong error %u\n", GetLastError() );
 964
 965         SetLastError( 0xdeadbeef );
 966         count = 64;
 967         ret = pGetWriteWatch( 0, base, size, results, &count, NULL );
 968         ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
 969         ok( GetLastError() == ERROR_NOACCESS, "wrong error %u\n", GetLastError() );
 970
 971         SetLastError( 0xdeadbeef );
 972         count = 64;
 973         ret = pGetWriteWatch( 0, base, size, NULL, &count, &pagesize );
 974         ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
 975         ok( GetLastError() == ERROR_NOACCESS, "wrong error %u\n", GetLastError() );
 976
 977         SetLastError( 0xdeadbeef );
 978         count = 0;
 979         ret = pGetWriteWatch( 0, base, size, NULL, &count, &pagesize );
 980         ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
 981         ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
 982
 983         SetLastError( 0xdeadbeef );
 984         count = 64;
 985         ret = pGetWriteWatch( 0xdeadbeef, base, size, results, &count, &pagesize );
 986         ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
 987         ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
 988
 989         SetLastError( 0xdeadbeef );
 990         count = 64;
 991         ret = pGetWriteWatch( 0, base, 0, results, &count, &pagesize );
 992         ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
 993         ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
 994
 995         SetLastError( 0xdeadbeef );
 996         count = 64;
 997         ret = pGetWriteWatch( 0, base, size * 2, results, &count, &pagesize );
 998         ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
 999         ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
1000
1001         SetLastError( 0xdeadbeef );
1002         count = 64;
1003         ret = pGetWriteWatch( 0, base + size - pagesize, pagesize + 1, results, &count, &pagesize );
1004         ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
1005         ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
1006
1007         SetLastError( 0xdeadbeef );
1008         ret = pResetWriteWatch( base, 0 );
1009         ok( ret == ~0u, "ResetWriteWatch succeeded %u\n", ret );
1010         ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
1011
1012         SetLastError( 0xdeadbeef );
1013         ret = pResetWriteWatch( GetModuleHandle(0), size );
1014         ok( ret == ~0u, "ResetWriteWatch succeeded %u\n", ret );
1015         ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
1016     }
1017     else  /* win98 is completely different */
1018     {
1019         SetLastError( 0xdeadbeef );
1020         count = 64;
1021         ret = pGetWriteWatch( 0, base, size, NULL, &count, &pagesize );
1022         ok( ret == ERROR_INVALID_PARAMETER, "GetWriteWatch succeeded %u\n", ret );
1023         ok( GetLastError() == 0xdeadbeef, "wrong error %u\n", GetLastError() );
1024
1025         count = 0;
1026         ret = pGetWriteWatch( 0, base, size, NULL, &count, &pagesize );
1027         ok( !ret, "GetWriteWatch failed %u\n", ret );
1028
1029         count = 64;
1030         ret = pGetWriteWatch( 0xdeadbeef, base, size, results, &count, &pagesize );
1031         ok( !ret, "GetWriteWatch failed %u\n", ret );
1032
1033         count = 64;
1034         ret = pGetWriteWatch( 0, base, 0, results, &count, &pagesize );
1035         ok( !ret, "GetWriteWatch failed %u\n", ret );
1036
1037         ret = pResetWriteWatch( base, 0 );
1038         ok( !ret, "ResetWriteWatch failed %u\n", ret );
1039
1040         ret = pResetWriteWatch( GetModuleHandle(0), size );
1041         ok( !ret, "ResetWriteWatch failed %u\n", ret );
1042     }
1043
1044     VirtualFree( base, 0, MEM_FREE );
1045
1046     base = VirtualAlloc( 0, size, MEM_RESERVE | MEM_WRITE_WATCH, PAGE_READWRITE );
1047     ok( base != NULL, "VirtualAlloc failed %u\n", GetLastError() );
1048     VirtualFree( base, 0, MEM_FREE );
1049
1050     base = VirtualAlloc( 0, size, MEM_WRITE_WATCH, PAGE_READWRITE );
1051     ok( !base, "VirtualAlloc succeeded\n" );
1052     ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
1053
1054     /* initial protect doesn't matter */
1055
1056     base = VirtualAlloc( 0, size, MEM_RESERVE | MEM_WRITE_WATCH, PAGE_NOACCESS );
1057     ok( base != NULL, "VirtualAlloc failed %u\n", GetLastError() );
1058     base = VirtualAlloc( base, size, MEM_COMMIT, PAGE_NOACCESS );
1059     ok( base != NULL, "VirtualAlloc failed %u\n", GetLastError() );
1060
1061     count = 64;
1062     ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
1063     ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
1064     ok( count == 0, "wrong count %lu\n", count );
1065
1066     ret = VirtualProtect( base, 6*pagesize, PAGE_READWRITE, &old_prot );
1067     ok( ret, "VirtualProtect failed error %u\n", GetLastError() );
1068     ok( old_prot == PAGE_NOACCESS, "wrong old prot %x\n", old_prot );
1069
1070     base[5*pagesize + 200] = 3;
1071
1072     ret = VirtualProtect( base, 6*pagesize, PAGE_NOACCESS, &old_prot );
1073     ok( ret, "VirtualProtect failed error %u\n", GetLastError() );
1074     ok( old_prot == PAGE_READWRITE, "wrong old prot %x\n", old_prot );
1075
1076     count = 64;
1077     ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
1078     ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
1079     ok( count == 1, "wrong count %lu\n", count );
1080     ok( results[0] == base + 5*pagesize, "wrong result %p\n", results[0] );
1081
1082     ret = VirtualFree( base, size, MEM_DECOMMIT );
1083     ok( ret, "VirtualFree failed %u\n", GetLastError() );
1084
1085     count = 64;
1086     ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
1087     ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
1088     ok( count == 1 || broken(count == 0), /* win98 */
1089         "wrong count %lu\n", count );
1090     if (count) ok( results[0] == base + 5*pagesize, "wrong result %p\n", results[0] );
1091
1092     VirtualFree( base, 0, MEM_FREE );
1093 }
1094
1095 START_TEST(virtual)
1096 {
1097     int argc;
1098     char **argv;
1099     argc = winetest_get_mainargs( &argv );
1100
1101     if (argc >= 3)
1102     {
1103         if (!strcmp(argv[2], "sleep"))
1104         {
1105             Sleep(5000); /* spawned process runs for at most 5 seconds */
1106             return;
1107         }
1108         while (1)
1109         {
1110             void *mem;
1111             BOOL ret;
1112             mem = VirtualAlloc(NULL, 1<<20, MEM_COMMIT|MEM_RESERVE,
1113                                PAGE_EXECUTE_READWRITE);
1114             ok(mem != NULL, "VirtualAlloc failed %u\n", GetLastError());
1115             if (mem == NULL) break;
1116             ret = VirtualFree(mem, 0, MEM_RELEASE);
1117             ok(ret, "VirtualFree failed %u\n", GetLastError());
1118             if (!ret) break;
1119         }
1120         return;
1121     }
1122
1123     hkernel32 = GetModuleHandleA("kernel32.dll");
1124     pVirtualAllocEx = (void *) GetProcAddress(hkernel32, "VirtualAllocEx");
1125     pVirtualFreeEx = (void *) GetProcAddress(hkernel32, "VirtualFreeEx");
1126     pGetWriteWatch = (void *) GetProcAddress(hkernel32, "GetWriteWatch");
1127     pResetWriteWatch = (void *) GetProcAddress(hkernel32, "ResetWriteWatch");
1128
1129     test_VirtualAllocEx();
1130     test_VirtualAlloc();
1131     test_MapViewOfFile();
1132     test_NtMapViewOfSection();
1133     test_CreateFileMapping();
1134     test_BadPtr();
1135     test_write_watch();
1136 }