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Sweden-Number/dlls/kernel32/tests/virtual.c

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/*
* Unit test suite for Virtual* family of APIs.
*
* Copyright 2004 Dmitry Timoshkov
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdarg.h>
#include <stdio.h>
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "windef.h"
#include "winbase.h"
#include "winnt.h"
#include "winternl.h"
#include "winerror.h"
#include "winuser.h"
#include "excpt.h"
#include "wine/test.h"
#define NUM_THREADS 4
#define MAPPING_SIZE 0x100000
static HINSTANCE hkernel32, hntdll;
static LPVOID (WINAPI *pVirtualAllocEx)(HANDLE, LPVOID, SIZE_T, DWORD, DWORD);
static BOOL (WINAPI *pVirtualFreeEx)(HANDLE, LPVOID, SIZE_T, DWORD);
static UINT (WINAPI *pGetWriteWatch)(DWORD,LPVOID,SIZE_T,LPVOID*,ULONG_PTR*,ULONG*);
static UINT (WINAPI *pResetWriteWatch)(LPVOID,SIZE_T);
static NTSTATUS (WINAPI *pNtAreMappedFilesTheSame)(PVOID,PVOID);
static NTSTATUS (WINAPI *pNtMapViewOfSection)(HANDLE, HANDLE, PVOID *, ULONG, SIZE_T, const LARGE_INTEGER *, SIZE_T *, ULONG, ULONG, ULONG);
static DWORD (WINAPI *pNtUnmapViewOfSection)(HANDLE, PVOID);
static struct _TEB * (WINAPI *pNtCurrentTeb)(void);
static PVOID (WINAPI *pRtlAddVectoredExceptionHandler)(ULONG, PVECTORED_EXCEPTION_HANDLER);
static ULONG (WINAPI *pRtlRemoveVectoredExceptionHandler)(PVOID);
static BOOL (WINAPI *pGetProcessDEPPolicy)(HANDLE, LPDWORD, PBOOL);
static NTSTATUS (WINAPI *pNtProtectVirtualMemory)(HANDLE, PVOID *, SIZE_T *, ULONG, ULONG *);
/* ############################### */
static HANDLE create_target_process(const char *arg)
{
char **argv;
char cmdline[MAX_PATH];
PROCESS_INFORMATION pi;
BOOL ret;
STARTUPINFOA si = { 0 };
si.cb = sizeof(si);
winetest_get_mainargs( &argv );
sprintf(cmdline, "%s %s %s", argv[0], argv[1], arg);
ret = CreateProcessA(NULL, cmdline, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi);
ok(ret, "error: %u\n", GetLastError());
ret = CloseHandle(pi.hThread);
ok(ret, "error %u\n", GetLastError());
return pi.hProcess;
}
static void test_VirtualAllocEx(void)
{
const unsigned int alloc_size = 1<<15;
char *src, *dst;
SIZE_T bytes_written = 0, bytes_read = 0, i;
void *addr1, *addr2;
BOOL b;
DWORD old_prot;
MEMORY_BASIC_INFORMATION info;
HANDLE hProcess;
/* not exported in all windows-versions */
if ((!pVirtualAllocEx) || (!pVirtualFreeEx)) {
win_skip("Virtual{Alloc,Free}Ex not available\n");
return;
}
hProcess = create_target_process("sleep");
ok(hProcess != NULL, "Can't start process\n");
SetLastError(0xdeadbeef);
addr1 = pVirtualAllocEx(hProcess, NULL, alloc_size, MEM_COMMIT,
PAGE_EXECUTE_READWRITE);
if (!addr1 && GetLastError() == ERROR_CALL_NOT_IMPLEMENTED)
{ /* Win9x */
win_skip("VirtualAllocEx not implemented\n");
TerminateProcess(hProcess, 0);
CloseHandle(hProcess);
return;
}
src = VirtualAlloc( NULL, alloc_size, MEM_COMMIT, PAGE_READWRITE );
dst = VirtualAlloc( NULL, alloc_size, MEM_COMMIT, PAGE_READWRITE );
for (i = 0; i < alloc_size; i++)
src[i] = i & 0xff;
ok(addr1 != NULL, "VirtualAllocEx error %u\n", GetLastError());
b = WriteProcessMemory(hProcess, addr1, src, alloc_size, &bytes_written);
ok(b && (bytes_written == alloc_size), "%lu bytes written\n",
bytes_written);
b = ReadProcessMemory(hProcess, addr1, dst, alloc_size, &bytes_read);
ok(b && (bytes_read == alloc_size), "%lu bytes read\n", bytes_read);
ok(!memcmp(src, dst, alloc_size), "Data from remote process differs\n");
/* test invalid source buffers */
b = VirtualProtect( src + 0x2000, 0x2000, PAGE_NOACCESS, &old_prot );
ok( b, "VirtualProtect failed error %u\n", GetLastError() );
b = WriteProcessMemory(hProcess, addr1, src, alloc_size, &bytes_written);
ok( !b, "WriteProcessMemory succeeded\n" );
ok( GetLastError() == ERROR_NOACCESS ||
GetLastError() == ERROR_PARTIAL_COPY, /* vista */
"wrong error %u\n", GetLastError() );
ok( bytes_written == 0, "%lu bytes written\n", bytes_written );
b = ReadProcessMemory(hProcess, addr1, src, alloc_size, &bytes_read);
ok( !b, "ReadProcessMemory succeeded\n" );
ok( GetLastError() == ERROR_NOACCESS, "wrong error %u\n", GetLastError() );
ok( bytes_read == 0, "%lu bytes written\n", bytes_read );
b = VirtualProtect( src, 0x2000, PAGE_NOACCESS, &old_prot );
ok( b, "VirtualProtect failed error %u\n", GetLastError() );
b = WriteProcessMemory(hProcess, addr1, src, alloc_size, &bytes_written);
ok( !b, "WriteProcessMemory succeeded\n" );
ok( GetLastError() == ERROR_NOACCESS ||
GetLastError() == ERROR_PARTIAL_COPY, /* vista */
"wrong error %u\n", GetLastError() );
ok( bytes_written == 0, "%lu bytes written\n", bytes_written );
b = ReadProcessMemory(hProcess, addr1, src, alloc_size, &bytes_read);
ok( !b, "ReadProcessMemory succeeded\n" );
ok( GetLastError() == ERROR_NOACCESS, "wrong error %u\n", GetLastError() );
ok( bytes_read == 0, "%lu bytes written\n", bytes_read );
b = pVirtualFreeEx(hProcess, addr1, 0, MEM_RELEASE);
ok(b != 0, "VirtualFreeEx, error %u\n", GetLastError());
VirtualFree( src, 0, MEM_FREE );
VirtualFree( dst, 0, MEM_FREE );
/*
* The following tests parallel those in test_VirtualAlloc()
*/
SetLastError(0xdeadbeef);
addr1 = pVirtualAllocEx(hProcess, 0, 0, MEM_RESERVE, PAGE_NOACCESS);
ok(addr1 == NULL, "VirtualAllocEx should fail on zero-sized allocation\n");
ok(GetLastError() == ERROR_INVALID_PARAMETER /* NT */ ||
GetLastError() == ERROR_NOT_ENOUGH_MEMORY, /* Win9x */
"got %u, expected ERROR_INVALID_PARAMETER\n", GetLastError());
addr1 = pVirtualAllocEx(hProcess, 0, 0xFFFC, MEM_RESERVE, PAGE_NOACCESS);
ok(addr1 != NULL, "VirtualAllocEx failed\n");
/* test a not committed memory */
memset(&info, 'q', sizeof(info));
ok(VirtualQueryEx(hProcess, addr1, &info, sizeof(info)) == sizeof(info), "VirtualQueryEx failed\n");
ok(info.BaseAddress == addr1, "%p != %p\n", info.BaseAddress, addr1);
ok(info.AllocationBase == addr1, "%p != %p\n", info.AllocationBase, addr1);
ok(info.AllocationProtect == PAGE_NOACCESS, "%x != PAGE_NOACCESS\n", info.AllocationProtect);
ok(info.RegionSize == 0x10000, "%lx != 0x10000\n", info.RegionSize);
ok(info.State == MEM_RESERVE, "%x != MEM_RESERVE\n", info.State);
/* NT reports Protect == 0 for a not committed memory block */
ok(info.Protect == 0 /* NT */ ||
info.Protect == PAGE_NOACCESS, /* Win9x */
"%x != PAGE_NOACCESS\n", info.Protect);
ok(info.Type == MEM_PRIVATE, "%x != MEM_PRIVATE\n", info.Type);
SetLastError(0xdeadbeef);
ok(!VirtualProtectEx(hProcess, addr1, 0xFFFC, PAGE_READONLY, &old_prot),
"VirtualProtectEx should fail on a not committed memory\n");
ok(GetLastError() == ERROR_INVALID_ADDRESS /* NT */ ||
GetLastError() == ERROR_INVALID_PARAMETER, /* Win9x */
"got %u, expected ERROR_INVALID_ADDRESS\n", GetLastError());
addr2 = pVirtualAllocEx(hProcess, addr1, 0x1000, MEM_COMMIT, PAGE_NOACCESS);
ok(addr1 == addr2, "VirtualAllocEx failed\n");
/* test a committed memory */
ok(VirtualQueryEx(hProcess, addr1, &info, sizeof(info)) == sizeof(info),
"VirtualQueryEx failed\n");
ok(info.BaseAddress == addr1, "%p != %p\n", info.BaseAddress, addr1);
ok(info.AllocationBase == addr1, "%p != %p\n", info.AllocationBase, addr1);
ok(info.AllocationProtect == PAGE_NOACCESS, "%x != PAGE_NOACCESS\n", info.AllocationProtect);
ok(info.RegionSize == 0x1000, "%lx != 0x1000\n", info.RegionSize);
ok(info.State == MEM_COMMIT, "%x != MEM_COMMIT\n", info.State);
/* this time NT reports PAGE_NOACCESS as well */
ok(info.Protect == PAGE_NOACCESS, "%x != PAGE_NOACCESS\n", info.Protect);
ok(info.Type == MEM_PRIVATE, "%x != MEM_PRIVATE\n", info.Type);
/* this should fail, since not the whole range is committed yet */
SetLastError(0xdeadbeef);
ok(!VirtualProtectEx(hProcess, addr1, 0xFFFC, PAGE_READONLY, &old_prot),
"VirtualProtectEx should fail on a not committed memory\n");
ok(GetLastError() == ERROR_INVALID_ADDRESS /* NT */ ||
GetLastError() == ERROR_INVALID_PARAMETER, /* Win9x */
"got %u, expected ERROR_INVALID_ADDRESS\n", GetLastError());
old_prot = 0;
ok(VirtualProtectEx(hProcess, addr1, 0x1000, PAGE_READONLY, &old_prot), "VirtualProtectEx failed\n");
ok(old_prot == PAGE_NOACCESS, "wrong old protection: got %04x instead of PAGE_NOACCESS\n", old_prot);
old_prot = 0;
ok(VirtualProtectEx(hProcess, addr1, 0x1000, PAGE_READWRITE, &old_prot), "VirtualProtectEx failed\n");
ok(old_prot == PAGE_READONLY, "wrong old protection: got %04x instead of PAGE_READONLY\n", old_prot);
ok(!pVirtualFreeEx(hProcess, addr1, 0x10000, 0),
"VirtualFreeEx should fail with type 0\n");
ok(GetLastError() == ERROR_INVALID_PARAMETER,
"got %u, expected ERROR_INVALID_PARAMETER\n", GetLastError());
ok(pVirtualFreeEx(hProcess, addr1, 0x10000, MEM_DECOMMIT), "VirtualFreeEx failed\n");
/* if the type is MEM_RELEASE, size must be 0 */
ok(!pVirtualFreeEx(hProcess, addr1, 1, MEM_RELEASE),
"VirtualFreeEx should fail\n");
ok(GetLastError() == ERROR_INVALID_PARAMETER,
"got %u, expected ERROR_INVALID_PARAMETER\n", GetLastError());
ok(pVirtualFreeEx(hProcess, addr1, 0, MEM_RELEASE), "VirtualFreeEx failed\n");
TerminateProcess(hProcess, 0);
CloseHandle(hProcess);
}
static void test_VirtualAlloc(void)
{
void *addr1, *addr2;
DWORD old_prot;
MEMORY_BASIC_INFORMATION info;
SetLastError(0xdeadbeef);
addr1 = VirtualAlloc(0, 0, MEM_RESERVE, PAGE_NOACCESS);
ok(addr1 == NULL, "VirtualAlloc should fail on zero-sized allocation\n");
ok(GetLastError() == ERROR_INVALID_PARAMETER /* NT */ ||
GetLastError() == ERROR_NOT_ENOUGH_MEMORY, /* Win9x */
"got %d, expected ERROR_INVALID_PARAMETER\n", GetLastError());
addr1 = VirtualAlloc(0, 0xFFFC, MEM_RESERVE, PAGE_NOACCESS);
ok(addr1 != NULL, "VirtualAlloc failed\n");
/* test a not committed memory */
ok(VirtualQuery(addr1, &info, sizeof(info)) == sizeof(info),
"VirtualQuery failed\n");
ok(info.BaseAddress == addr1, "%p != %p\n", info.BaseAddress, addr1);
ok(info.AllocationBase == addr1, "%p != %p\n", info.AllocationBase, addr1);
ok(info.AllocationProtect == PAGE_NOACCESS, "%x != PAGE_NOACCESS\n", info.AllocationProtect);
ok(info.RegionSize == 0x10000, "%lx != 0x10000\n", info.RegionSize);
ok(info.State == MEM_RESERVE, "%x != MEM_RESERVE\n", info.State);
/* NT reports Protect == 0 for a not committed memory block */
ok(info.Protect == 0 /* NT */ ||
info.Protect == PAGE_NOACCESS, /* Win9x */
"%x != PAGE_NOACCESS\n", info.Protect);
ok(info.Type == MEM_PRIVATE, "%x != MEM_PRIVATE\n", info.Type);
SetLastError(0xdeadbeef);
ok(!VirtualProtect(addr1, 0xFFFC, PAGE_READONLY, &old_prot),
"VirtualProtect should fail on a not committed memory\n");
ok(GetLastError() == ERROR_INVALID_ADDRESS /* NT */ ||
GetLastError() == ERROR_INVALID_PARAMETER, /* Win9x */
"got %d, expected ERROR_INVALID_ADDRESS\n", GetLastError());
addr2 = VirtualAlloc(addr1, 0x1000, MEM_COMMIT, PAGE_NOACCESS);
ok(addr1 == addr2, "VirtualAlloc failed\n");
/* test a committed memory */
ok(VirtualQuery(addr1, &info, sizeof(info)) == sizeof(info),
"VirtualQuery failed\n");
ok(info.BaseAddress == addr1, "%p != %p\n", info.BaseAddress, addr1);
ok(info.AllocationBase == addr1, "%p != %p\n", info.AllocationBase, addr1);
ok(info.AllocationProtect == PAGE_NOACCESS, "%x != PAGE_NOACCESS\n", info.AllocationProtect);
ok(info.RegionSize == 0x1000, "%lx != 0x1000\n", info.RegionSize);
ok(info.State == MEM_COMMIT, "%x != MEM_COMMIT\n", info.State);
/* this time NT reports PAGE_NOACCESS as well */
ok(info.Protect == PAGE_NOACCESS, "%x != PAGE_NOACCESS\n", info.Protect);
ok(info.Type == MEM_PRIVATE, "%x != MEM_PRIVATE\n", info.Type);
/* this should fail, since not the whole range is committed yet */
SetLastError(0xdeadbeef);
ok(!VirtualProtect(addr1, 0xFFFC, PAGE_READONLY, &old_prot),
"VirtualProtect should fail on a not committed memory\n");
ok(GetLastError() == ERROR_INVALID_ADDRESS /* NT */ ||
GetLastError() == ERROR_INVALID_PARAMETER, /* Win9x */
"got %d, expected ERROR_INVALID_ADDRESS\n", GetLastError());
ok(VirtualProtect(addr1, 0x1000, PAGE_READONLY, &old_prot), "VirtualProtect failed\n");
ok(old_prot == PAGE_NOACCESS,
"wrong old protection: got %04x instead of PAGE_NOACCESS\n", old_prot);
ok(VirtualProtect(addr1, 0x1000, PAGE_READWRITE, &old_prot), "VirtualProtect failed\n");
ok(old_prot == PAGE_READONLY,
"wrong old protection: got %04x instead of PAGE_READONLY\n", old_prot);
ok(VirtualQuery(addr1, &info, sizeof(info)) == sizeof(info),
"VirtualQuery failed\n");
ok(info.RegionSize == 0x1000, "%lx != 0x1000\n", info.RegionSize);
ok(info.State == MEM_COMMIT, "%x != MEM_COMMIT\n", info.State);
ok(info.Protect == PAGE_READWRITE, "%x != PAGE_READWRITE\n", info.Protect);
memset( addr1, 0x55, 20 );
ok( *(DWORD *)addr1 == 0x55555555, "wrong data %x\n", *(DWORD *)addr1 );
addr2 = VirtualAlloc( addr1, 0x1000, MEM_RESET, PAGE_NOACCESS );
ok( addr2 == addr1 || broken( !addr2 && GetLastError() == ERROR_INVALID_PARAMETER), /* win9x */
"VirtualAlloc failed err %u\n", GetLastError() );
ok( *(DWORD *)addr1 == 0x55555555 || *(DWORD *)addr1 == 0, "wrong data %x\n", *(DWORD *)addr1 );
if (addr2)
{
ok(VirtualQuery(addr1, &info, sizeof(info)) == sizeof(info),
"VirtualQuery failed\n");
ok(info.RegionSize == 0x1000, "%lx != 0x1000\n", info.RegionSize);
ok(info.State == MEM_COMMIT, "%x != MEM_COMMIT\n", info.State);
ok(info.Protect == PAGE_READWRITE, "%x != PAGE_READWRITE\n", info.Protect);
addr2 = VirtualAlloc( (char *)addr1 + 0x1000, 0x1000, MEM_RESET, PAGE_NOACCESS );
ok( (char *)addr2 == (char *)addr1 + 0x1000, "VirtualAlloc failed\n" );
ok(VirtualQuery(addr2, &info, sizeof(info)) == sizeof(info),
"VirtualQuery failed\n");
ok(info.RegionSize == 0xf000, "%lx != 0xf000\n", info.RegionSize);
ok(info.State == MEM_RESERVE, "%x != MEM_RESERVE\n", info.State);
ok(info.Protect == 0, "%x != 0\n", info.Protect);
addr2 = VirtualAlloc( (char *)addr1 + 0xf000, 0x2000, MEM_RESET, PAGE_NOACCESS );
ok( !addr2, "VirtualAlloc failed\n" );
ok( GetLastError() == ERROR_INVALID_ADDRESS, "wrong error %u\n", GetLastError() );
}
/* invalid protection values */
SetLastError(0xdeadbeef);
addr2 = VirtualAlloc(NULL, 0x1000, MEM_RESERVE, 0);
ok(!addr2, "VirtualAlloc succeeded\n");
ok(GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError());
SetLastError(0xdeadbeef);
addr2 = VirtualAlloc(NULL, 0x1000, MEM_COMMIT, 0);
ok(!addr2, "VirtualAlloc succeeded\n");
ok(GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError());
SetLastError(0xdeadbeef);
addr2 = VirtualAlloc(addr1, 0x1000, MEM_COMMIT, PAGE_READONLY | PAGE_EXECUTE);
ok(!addr2, "VirtualAlloc succeeded\n");
ok(GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError());
SetLastError(0xdeadbeef);
ok(!VirtualProtect(addr1, 0x1000, PAGE_READWRITE | PAGE_EXECUTE_WRITECOPY, &old_prot),
"VirtualProtect succeeded\n");
ok(GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError());
SetLastError(0xdeadbeef);
ok(!VirtualProtect(addr1, 0x1000, 0, &old_prot), "VirtualProtect succeeded\n");
ok(GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError());
SetLastError(0xdeadbeef);
ok(!VirtualFree(addr1, 0x10000, 0), "VirtualFree should fail with type 0\n");
ok(GetLastError() == ERROR_INVALID_PARAMETER,
"got %d, expected ERROR_INVALID_PARAMETER\n", GetLastError());
ok(VirtualFree(addr1, 0x10000, MEM_DECOMMIT), "VirtualFree failed\n");
/* if the type is MEM_RELEASE, size must be 0 */
ok(!VirtualFree(addr1, 1, MEM_RELEASE), "VirtualFree should fail\n");
ok(GetLastError() == ERROR_INVALID_PARAMETER,
"got %d, expected ERROR_INVALID_PARAMETER\n", GetLastError());
ok(VirtualFree(addr1, 0, MEM_RELEASE), "VirtualFree failed\n");
}
static void test_MapViewOfFile(void)
{
static const char testfile[] = "testfile.xxx";
const char *name;
HANDLE file, mapping, map2;
void *ptr, *ptr2, *addr;
MEMORY_BASIC_INFORMATION info;
BOOL ret;
SetLastError(0xdeadbeef);
file = CreateFileA( testfile, GENERIC_READ|GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0 );
ok( file != INVALID_HANDLE_VALUE, "CreateFile error %u\n", GetLastError() );
SetFilePointer( file, 4096, NULL, FILE_BEGIN );
SetEndOfFile( file );
/* read/write mapping */
SetLastError(0xdeadbeef);
mapping = CreateFileMappingA( file, NULL, PAGE_READWRITE, 0, 4096, NULL );
ok( mapping != 0, "CreateFileMapping error %u\n", GetLastError() );
SetLastError(0xdeadbeef);
ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );
ok( ptr != NULL, "MapViewOfFile FILE_MAPE_READ error %u\n", GetLastError() );
UnmapViewOfFile( ptr );
/* this fails on win9x but succeeds on NT */
SetLastError(0xdeadbeef);
ptr = MapViewOfFile( mapping, FILE_MAP_COPY, 0, 0, 4096 );
if (ptr) UnmapViewOfFile( ptr );
else ok( GetLastError() == ERROR_INVALID_PARAMETER, "Wrong error %d\n", GetLastError() );
SetLastError(0xdeadbeef);
ptr = MapViewOfFile( mapping, 0, 0, 0, 4096 );
ok( ptr != NULL, "MapViewOfFile 0 error %u\n", GetLastError() );
UnmapViewOfFile( ptr );
SetLastError(0xdeadbeef);
ptr = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 4096 );
ok( ptr != NULL, "MapViewOfFile FILE_MAP_WRITE error %u\n", GetLastError() );
UnmapViewOfFile( ptr );
ret = DuplicateHandle( GetCurrentProcess(), mapping, GetCurrentProcess(), &map2,
FILE_MAP_READ|FILE_MAP_WRITE, FALSE, 0 );
ok( ret, "DuplicateHandle failed error %u\n", GetLastError());
ptr = MapViewOfFile( map2, FILE_MAP_WRITE, 0, 0, 4096 );
ok( ptr != NULL, "MapViewOfFile FILE_MAP_WRITE error %u\n", GetLastError() );
UnmapViewOfFile( ptr );
CloseHandle( map2 );
ret = DuplicateHandle( GetCurrentProcess(), mapping, GetCurrentProcess(), &map2,
FILE_MAP_READ, FALSE, 0 );
ok( ret, "DuplicateHandle failed error %u\n", GetLastError());
SetLastError(0xdeadbeef);
ptr = MapViewOfFile( map2, FILE_MAP_WRITE, 0, 0, 4096 );
if (!ptr)
{
ok( GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
CloseHandle( map2 );
ret = DuplicateHandle( GetCurrentProcess(), mapping, GetCurrentProcess(), &map2, 0, FALSE, 0 );
ok( ret, "DuplicateHandle failed error %u\n", GetLastError());
SetLastError(0xdeadbeef);
ptr = MapViewOfFile( map2, 0, 0, 0, 4096 );
ok( !ptr, "MapViewOfFile succeeded\n" );
ok( GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
CloseHandle( map2 );
ret = DuplicateHandle( GetCurrentProcess(), mapping, GetCurrentProcess(), &map2,
FILE_MAP_READ, FALSE, 0 );
ok( ret, "DuplicateHandle failed error %u\n", GetLastError());
ptr = MapViewOfFile( map2, 0, 0, 0, 4096 );
ok( ptr != NULL, "MapViewOfFile NO_ACCESS error %u\n", GetLastError() );
}
else win_skip( "no access checks on win9x\n" );
UnmapViewOfFile( ptr );
CloseHandle( map2 );
CloseHandle( mapping );
/* read-only mapping */
SetLastError(0xdeadbeef);
mapping = CreateFileMappingA( file, NULL, PAGE_READONLY, 0, 4096, NULL );
ok( mapping != 0, "CreateFileMapping error %u\n", GetLastError() );
SetLastError(0xdeadbeef);
ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );
ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ error %u\n", GetLastError() );
UnmapViewOfFile( ptr );
/* this fails on win9x but succeeds on NT */
SetLastError(0xdeadbeef);
ptr = MapViewOfFile( mapping, FILE_MAP_COPY, 0, 0, 4096 );
if (ptr) UnmapViewOfFile( ptr );
else ok( GetLastError() == ERROR_INVALID_PARAMETER, "Wrong error %d\n", GetLastError() );
SetLastError(0xdeadbeef);
ptr = MapViewOfFile( mapping, 0, 0, 0, 4096 );
ok( ptr != NULL, "MapViewOfFile 0 error %u\n", GetLastError() );
UnmapViewOfFile( ptr );
SetLastError(0xdeadbeef);
ptr = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 4096 );
ok( !ptr, "MapViewOfFile FILE_MAP_WRITE succeeded\n" );
ok( GetLastError() == ERROR_INVALID_PARAMETER ||
GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
CloseHandle( mapping );
/* copy-on-write mapping */
SetLastError(0xdeadbeef);
mapping = CreateFileMappingA( file, NULL, PAGE_WRITECOPY, 0, 4096, NULL );
ok( mapping != 0, "CreateFileMapping error %u\n", GetLastError() );
SetLastError(0xdeadbeef);
ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );
ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ error %u\n", GetLastError() );
UnmapViewOfFile( ptr );
SetLastError(0xdeadbeef);
ptr = MapViewOfFile( mapping, FILE_MAP_COPY, 0, 0, 4096 );
ok( ptr != NULL, "MapViewOfFile FILE_MAP_COPY error %u\n", GetLastError() );
UnmapViewOfFile( ptr );
SetLastError(0xdeadbeef);
ptr = MapViewOfFile( mapping, 0, 0, 0, 4096 );
ok( ptr != NULL, "MapViewOfFile 0 error %u\n", GetLastError() );
UnmapViewOfFile( ptr );
SetLastError(0xdeadbeef);
ptr = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 4096 );
ok( !ptr, "MapViewOfFile FILE_MAP_WRITE succeeded\n" );
ok( GetLastError() == ERROR_INVALID_PARAMETER ||
GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
CloseHandle( mapping );
/* no access mapping */
SetLastError(0xdeadbeef);
mapping = CreateFileMappingA( file, NULL, PAGE_NOACCESS, 0, 4096, NULL );
/* fails on NT but succeeds on win9x */
if (!mapping) ok( GetLastError() == ERROR_INVALID_PARAMETER, "Wrong error %d\n", GetLastError() );
else
{
SetLastError(0xdeadbeef);
ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );
ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ error %u\n", GetLastError() );
UnmapViewOfFile( ptr );
SetLastError(0xdeadbeef);
ptr = MapViewOfFile( mapping, FILE_MAP_COPY, 0, 0, 4096 );
ok( !ptr, "MapViewOfFile FILE_MAP_COPY succeeded\n" );
ok( GetLastError() == ERROR_INVALID_PARAMETER, "Wrong error %d\n", GetLastError() );
SetLastError(0xdeadbeef);
ptr = MapViewOfFile( mapping, 0, 0, 0, 4096 );
ok( ptr != NULL, "MapViewOfFile 0 error %u\n", GetLastError() );
UnmapViewOfFile( ptr );
SetLastError(0xdeadbeef);
ptr = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 4096 );
ok( !ptr, "MapViewOfFile FILE_MAP_WRITE succeeded\n" );
ok( GetLastError() == ERROR_INVALID_PARAMETER, "Wrong error %d\n", GetLastError() );
CloseHandle( mapping );
}
CloseHandle( file );
/* now try read-only file */
SetLastError(0xdeadbeef);
file = CreateFileA( testfile, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, 0 );
ok( file != INVALID_HANDLE_VALUE, "CreateFile error %u\n", GetLastError() );
SetLastError(0xdeadbeef);
mapping = CreateFileMappingA( file, NULL, PAGE_READWRITE, 0, 4096, NULL );
ok( !mapping, "CreateFileMapping PAGE_READWRITE succeeded\n" );
ok( GetLastError() == ERROR_INVALID_PARAMETER ||
GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
SetLastError(0xdeadbeef);
mapping = CreateFileMappingA( file, NULL, PAGE_WRITECOPY, 0, 4096, NULL );
ok( mapping != 0, "CreateFileMapping PAGE_WRITECOPY error %u\n", GetLastError() );
CloseHandle( mapping );
SetLastError(0xdeadbeef);
mapping = CreateFileMappingA( file, NULL, PAGE_READONLY, 0, 4096, NULL );
ok( mapping != 0, "CreateFileMapping PAGE_READONLY error %u\n", GetLastError() );
CloseHandle( mapping );
CloseHandle( file );
/* now try no access file */
SetLastError(0xdeadbeef);
file = CreateFileA( testfile, 0, 0, NULL, OPEN_EXISTING, 0, 0 );
ok( file != INVALID_HANDLE_VALUE, "CreateFile error %u\n", GetLastError() );
SetLastError(0xdeadbeef);
mapping = CreateFileMappingA( file, NULL, PAGE_READWRITE, 0, 4096, NULL );
ok( !mapping, "CreateFileMapping PAGE_READWRITE succeeded\n" );
ok( GetLastError() == ERROR_INVALID_PARAMETER ||
GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
SetLastError(0xdeadbeef);
mapping = CreateFileMappingA( file, NULL, PAGE_WRITECOPY, 0, 4096, NULL );
ok( !mapping, "CreateFileMapping PAGE_WRITECOPY succeeded\n" );
ok( GetLastError() == ERROR_INVALID_PARAMETER ||
GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
SetLastError(0xdeadbeef);
mapping = CreateFileMappingA( file, NULL, PAGE_READONLY, 0, 4096, NULL );
ok( !mapping, "CreateFileMapping PAGE_READONLY succeeded\n" );
ok( GetLastError() == ERROR_INVALID_PARAMETER ||
GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
CloseHandle( file );
DeleteFileA( testfile );
SetLastError(0xdeadbeef);
name = "Local\\Foo";
file = CreateFileMappingA( INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0, 4096, name );
/* nt4 doesn't have Local\\ */
if (!file && GetLastError() == ERROR_PATH_NOT_FOUND)
{
name = "Foo";
file = CreateFileMappingA( INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0, 4096, name );
}
ok( file != 0, "CreateFileMapping PAGE_READWRITE error %u\n", GetLastError() );
SetLastError(0xdeadbeef);
mapping = OpenFileMappingA( FILE_MAP_READ, FALSE, name );
ok( mapping != 0, "OpenFileMapping FILE_MAP_READ error %u\n", GetLastError() );
SetLastError(0xdeadbeef);
ptr = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 0 );
if (!ptr)
{
SIZE_T size;
ok( GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
SetLastError(0xdeadbeef);
ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 0 );
ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ error %u\n", GetLastError() );
SetLastError(0xdeadbeef);
size = VirtualQuery( ptr, &info, sizeof(info) );
ok( size == sizeof(info),
"VirtualQuery error %u\n", GetLastError() );
ok( info.BaseAddress == ptr, "%p != %p\n", info.BaseAddress, ptr );
ok( info.AllocationBase == ptr, "%p != %p\n", info.AllocationBase, ptr );
ok( info.AllocationProtect == PAGE_READONLY, "%x != PAGE_READONLY\n", info.AllocationProtect );
ok( info.RegionSize == 4096, "%lx != 4096\n", info.RegionSize );
ok( info.State == MEM_COMMIT, "%x != MEM_COMMIT\n", info.State );
ok( info.Protect == PAGE_READONLY, "%x != PAGE_READONLY\n", info.Protect );
}
else win_skip( "no access checks on win9x\n" );
UnmapViewOfFile( ptr );
CloseHandle( mapping );
SetLastError(0xdeadbeef);
mapping = OpenFileMappingA( FILE_MAP_WRITE, FALSE, name );
ok( mapping != 0, "OpenFileMapping FILE_MAP_WRITE error %u\n", GetLastError() );
SetLastError(0xdeadbeef);
ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 0 );
if (!ptr)
{
SIZE_T size;
ok( GetLastError() == ERROR_ACCESS_DENIED, "Wrong error %d\n", GetLastError() );
SetLastError(0xdeadbeef);
ptr = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 0 );
ok( ptr != NULL, "MapViewOfFile FILE_MAP_WRITE error %u\n", GetLastError() );
SetLastError(0xdeadbeef);
size = VirtualQuery( ptr, &info, sizeof(info) );
ok( size == sizeof(info),
"VirtualQuery error %u\n", GetLastError() );
ok( info.BaseAddress == ptr, "%p != %p\n", info.BaseAddress, ptr );
ok( info.AllocationBase == ptr, "%p != %p\n", info.AllocationBase, ptr );
ok( info.AllocationProtect == PAGE_READWRITE, "%x != PAGE_READWRITE\n", info.AllocationProtect );
ok( info.RegionSize == 4096, "%lx != 4096\n", info.RegionSize );
ok( info.State == MEM_COMMIT, "%x != MEM_COMMIT\n", info.State );
ok( info.Protect == PAGE_READWRITE, "%x != PAGE_READWRITE\n", info.Protect );
}
else win_skip( "no access checks on win9x\n" );
UnmapViewOfFile( ptr );
CloseHandle( mapping );
CloseHandle( file );
/* read/write mapping with SEC_RESERVE */
mapping = CreateFileMappingA(INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE | SEC_RESERVE, 0, MAPPING_SIZE, NULL);
ok(mapping != INVALID_HANDLE_VALUE, "CreateFileMappingA failed with error %d\n", GetLastError());
ptr = MapViewOfFile(mapping, FILE_MAP_WRITE, 0, 0, 0);
ok(ptr != NULL, "MapViewOfFile failed with error %d\n", GetLastError());
ptr2 = MapViewOfFile(mapping, FILE_MAP_WRITE, 0, 0, 0);
/* on NT ptr != ptr2 but on Win9x ptr == ptr2 */
ok(ptr2 != NULL, "MapViewOfFile failed with error %d\n", GetLastError());
trace("mapping same section resulted in views %p and %p\n", ptr, ptr2);
ret = VirtualQuery(ptr, &info, sizeof(info));
ok(ret, "VirtualQuery failed with error %d\n", GetLastError());
ok(info.BaseAddress == ptr, "BaseAddress should have been %p but was %p instead\n", ptr, info.BaseAddress);
ok(info.AllocationBase == ptr, "AllocationBase should have been %p but was %p instead\n", ptr, info.AllocationBase);
ok(info.RegionSize == MAPPING_SIZE, "RegionSize should have been 0x%x but was 0x%lx\n", MAPPING_SIZE, info.RegionSize);
ok(info.State == MEM_RESERVE, "State should have been MEM_RESERVE instead of 0x%x\n", info.State);
if (info.Type == MEM_PRIVATE) /* win9x is different for uncommitted mappings */
{
ok(info.AllocationProtect == PAGE_NOACCESS,
"AllocationProtect should have been PAGE_NOACCESS but was 0x%x\n", info.AllocationProtect);
ok(info.Protect == PAGE_NOACCESS,
"Protect should have been PAGE_NOACCESS instead of 0x%x\n", info.Protect);
}
else
{
ok(info.AllocationProtect == PAGE_READWRITE,
"AllocationProtect should have been PAGE_READWRITE but was 0x%x\n", info.AllocationProtect);
ok(info.Protect == 0, "Protect should have been 0 instead of 0x%x\n", info.Protect);
ok(info.Type == MEM_MAPPED, "Type should have been MEM_MAPPED instead of 0x%x\n", info.Type);
}
if (ptr != ptr2)
{
ret = VirtualQuery(ptr2, &info, sizeof(info));
ok(ret, "VirtualQuery failed with error %d\n", GetLastError());
ok(info.BaseAddress == ptr2,
"BaseAddress should have been %p but was %p instead\n", ptr2, info.BaseAddress);
ok(info.AllocationBase == ptr2,
"AllocationBase should have been %p but was %p instead\n", ptr2, info.AllocationBase);
ok(info.AllocationProtect == PAGE_READWRITE,
"AllocationProtect should have been PAGE_READWRITE but was 0x%x\n", info.AllocationProtect);
ok(info.RegionSize == MAPPING_SIZE,
"RegionSize should have been 0x%x but was 0x%lx\n", MAPPING_SIZE, info.RegionSize);
ok(info.State == MEM_RESERVE,
"State should have been MEM_RESERVE instead of 0x%x\n", info.State);
ok(info.Protect == 0,
"Protect should have been 0 instead of 0x%x\n", info.Protect);
ok(info.Type == MEM_MAPPED,
"Type should have been MEM_MAPPED instead of 0x%x\n", info.Type);
}
ptr = VirtualAlloc(ptr, 0x10000, MEM_COMMIT, PAGE_READONLY);
ok(ptr != NULL, "VirtualAlloc failed with error %d\n", GetLastError());
ret = VirtualQuery(ptr, &info, sizeof(info));
ok(ret, "VirtualQuery failed with error %d\n", GetLastError());
ok(info.BaseAddress == ptr, "BaseAddress should have been %p but was %p instead\n", ptr, info.BaseAddress);
ok(info.AllocationBase == ptr, "AllocationBase should have been %p but was %p instead\n", ptr, info.AllocationBase);
ok(info.RegionSize == 0x10000, "RegionSize should have been 0x10000 but was 0x%lx\n", info.RegionSize);
ok(info.State == MEM_COMMIT, "State should have been MEM_COMMIT instead of 0x%x\n", info.State);
ok(info.Protect == PAGE_READONLY, "Protect should have been PAGE_READONLY instead of 0x%x\n", info.Protect);
if (info.Type == MEM_PRIVATE) /* win9x is different for uncommitted mappings */
{
ok(info.AllocationProtect == PAGE_NOACCESS,
"AllocationProtect should have been PAGE_NOACCESS but was 0x%x\n", info.AllocationProtect);
}
else
{
ok(info.AllocationProtect == PAGE_READWRITE,
"AllocationProtect should have been PAGE_READWRITE but was 0x%x\n", info.AllocationProtect);
ok(info.Type == MEM_MAPPED, "Type should have been MEM_MAPPED instead of 0x%x\n", info.Type);
}
/* shows that the VirtualAlloc above affects the mapping, not just the
* virtual memory in this process - it also affects all other processes
* with a view of the mapping, but that isn't tested here */
if (ptr != ptr2)
{
ret = VirtualQuery(ptr2, &info, sizeof(info));
ok(ret, "VirtualQuery failed with error %d\n", GetLastError());
ok(info.BaseAddress == ptr2,
"BaseAddress should have been %p but was %p instead\n", ptr2, info.BaseAddress);
ok(info.AllocationBase == ptr2,
"AllocationBase should have been %p but was %p instead\n", ptr2, info.AllocationBase);
ok(info.AllocationProtect == PAGE_READWRITE,
"AllocationProtect should have been PAGE_READWRITE but was 0x%x\n", info.AllocationProtect);
ok(info.RegionSize == 0x10000,
"RegionSize should have been 0x10000 but was 0x%lx\n", info.RegionSize);
ok(info.State == MEM_COMMIT,
"State should have been MEM_COMMIT instead of 0x%x\n", info.State);
ok(info.Protect == PAGE_READWRITE,
"Protect should have been PAGE_READWRITE instead of 0x%x\n", info.Protect);
ok(info.Type == MEM_MAPPED, "Type should have been MEM_MAPPED instead of 0x%x\n", info.Type);
}
addr = VirtualAlloc( ptr, MAPPING_SIZE, MEM_RESET, PAGE_READONLY );
ok( addr == ptr || broken(!addr && GetLastError() == ERROR_INVALID_PARAMETER), /* win9x */
"VirtualAlloc failed with error %u\n", GetLastError() );
ret = VirtualFree( ptr, 0x10000, MEM_DECOMMIT );
ok( !ret || broken(ret) /* win9x */, "VirtualFree succeeded\n" );
if (!ret)
ok( GetLastError() == ERROR_INVALID_PARAMETER, "VirtualFree failed with %u\n", GetLastError() );
ret = UnmapViewOfFile(ptr2);
ok(ret, "UnmapViewOfFile failed with error %d\n", GetLastError());
ret = UnmapViewOfFile(ptr);
ok(ret, "UnmapViewOfFile failed with error %d\n", GetLastError());
CloseHandle(mapping);
addr = VirtualAlloc(NULL, 0x10000, MEM_COMMIT, PAGE_READONLY );
ok( addr != NULL, "VirtualAlloc failed with error %u\n", GetLastError() );
SetLastError(0xdeadbeef);
ok( !UnmapViewOfFile(addr), "UnmapViewOfFile should fail on VirtualAlloc mem\n" );
ok( GetLastError() == ERROR_INVALID_ADDRESS,
"got %u, expected ERROR_INVALID_ADDRESS\n", GetLastError());
SetLastError(0xdeadbeef);
ok( !UnmapViewOfFile((char *)addr + 0x3000), "UnmapViewOfFile should fail on VirtualAlloc mem\n" );
ok( GetLastError() == ERROR_INVALID_ADDRESS,
"got %u, expected ERROR_INVALID_ADDRESS\n", GetLastError());
SetLastError(0xdeadbeef);
ok( !UnmapViewOfFile((void *)0xdeadbeef), "UnmapViewOfFile should fail on VirtualAlloc mem\n" );
ok( GetLastError() == ERROR_INVALID_ADDRESS,
"got %u, expected ERROR_INVALID_ADDRESS\n", GetLastError());
ok( VirtualFree(addr, 0, MEM_RELEASE), "VirtualFree failed\n" );
/* close named mapping handle without unmapping */
name = "Foo";
SetLastError(0xdeadbeef);
mapping = CreateFileMappingA(INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0, MAPPING_SIZE, name);
ok( mapping != 0, "CreateFileMappingA failed with error %d\n", GetLastError() );
SetLastError(0xdeadbeef);
ptr = MapViewOfFile(mapping, FILE_MAP_WRITE, 0, 0, 0);
ok( ptr != NULL, "MapViewOfFile failed with error %d\n", GetLastError() );
SetLastError(0xdeadbeef);
map2 = OpenFileMappingA(FILE_MAP_READ, FALSE, name);
ok( map2 != 0, "OpenFileMappingA failed with error %d\n", GetLastError() );
SetLastError(0xdeadbeef);
ret = CloseHandle(map2);
ok(ret, "CloseHandle error %d\n", GetLastError());
SetLastError(0xdeadbeef);
ret = CloseHandle(mapping);
ok(ret, "CloseHandle error %d\n", GetLastError());
ret = IsBadReadPtr(ptr, MAPPING_SIZE);
ok( !ret, "memory is not accessible\n" );
ret = VirtualQuery(ptr, &info, sizeof(info));
ok(ret, "VirtualQuery error %d\n", GetLastError());
ok(info.BaseAddress == ptr, "got %p != expected %p\n", info.BaseAddress, ptr);
ok(info.RegionSize == MAPPING_SIZE, "got %#lx != expected %#x\n", info.RegionSize, MAPPING_SIZE);
ok(info.Protect == PAGE_READWRITE, "got %#x != expected PAGE_READWRITE\n", info.Protect);
ok(info.AllocationBase == ptr, "%p != %p\n", info.AllocationBase, ptr);
ok(info.AllocationProtect == PAGE_READWRITE, "%#x != PAGE_READWRITE\n", info.AllocationProtect);
ok(info.State == MEM_COMMIT, "%#x != MEM_COMMIT\n", info.State);
ok(info.Type == MEM_MAPPED, "%#x != MEM_MAPPED\n", info.Type);
SetLastError(0xdeadbeef);
map2 = OpenFileMappingA(FILE_MAP_READ, FALSE, name);
todo_wine
ok( map2 == 0, "OpenFileMappingA succeeded\n" );
todo_wine
ok( GetLastError() == ERROR_FILE_NOT_FOUND, "OpenFileMappingA set error %d\n", GetLastError() );
if (map2) CloseHandle(map2); /* FIXME: remove once Wine is fixed */
SetLastError(0xdeadbeef);
mapping = CreateFileMappingA(INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0, MAPPING_SIZE, name);
ok( mapping != 0, "CreateFileMappingA failed\n" );
todo_wine
ok( GetLastError() == ERROR_SUCCESS, "CreateFileMappingA set error %d\n", GetLastError() );
SetLastError(0xdeadbeef);
ret = CloseHandle(mapping);
ok(ret, "CloseHandle error %d\n", GetLastError());
ret = IsBadReadPtr(ptr, MAPPING_SIZE);
ok( !ret, "memory is not accessible\n" );
ret = VirtualQuery(ptr, &info, sizeof(info));
ok(ret, "VirtualQuery error %d\n", GetLastError());
ok(info.BaseAddress == ptr, "got %p != expected %p\n", info.BaseAddress, ptr);
ok(info.RegionSize == MAPPING_SIZE, "got %#lx != expected %#x\n", info.RegionSize, MAPPING_SIZE);
ok(info.Protect == PAGE_READWRITE, "got %#x != expected PAGE_READWRITE\n", info.Protect);
ok(info.AllocationBase == ptr, "%p != %p\n", info.AllocationBase, ptr);
ok(info.AllocationProtect == PAGE_READWRITE, "%#x != PAGE_READWRITE\n", info.AllocationProtect);
ok(info.State == MEM_COMMIT, "%#x != MEM_COMMIT\n", info.State);
ok(info.Type == MEM_MAPPED, "%#x != MEM_MAPPED\n", info.Type);
SetLastError(0xdeadbeef);
ret = UnmapViewOfFile(ptr);
ok( ret, "UnmapViewOfFile failed with error %d\n", GetLastError() );
ret = IsBadReadPtr(ptr, MAPPING_SIZE);
ok( ret, "memory is accessible\n" );
ret = VirtualQuery(ptr, &info, sizeof(info));
ok(ret, "VirtualQuery error %d\n", GetLastError());
ok(info.BaseAddress == ptr, "got %p != expected %p\n", info.BaseAddress, ptr);
ok(info.Protect == PAGE_NOACCESS, "got %#x != expected PAGE_NOACCESS\n", info.Protect);
ok(info.AllocationBase == NULL, "%p != NULL\n", info.AllocationBase);
ok(info.AllocationProtect == 0, "%#x != 0\n", info.AllocationProtect);
ok(info.State == MEM_FREE, "%#x != MEM_FREE\n", info.State);
ok(info.Type == 0, "%#x != 0\n", info.Type);
SetLastError(0xdeadbeef);
file = CreateFileA(testfile, GENERIC_READ|GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0);
ok( file != INVALID_HANDLE_VALUE, "CreateFile error %u\n", GetLastError() );
SetFilePointer(file, 4096, NULL, FILE_BEGIN);
SetEndOfFile(file);
SetLastError(0xdeadbeef);
mapping = CreateFileMappingA(file, NULL, PAGE_READWRITE, 0, MAPPING_SIZE, name);
ok( mapping != 0, "CreateFileMappingA failed with error %d\n", GetLastError() );
SetLastError(0xdeadbeef);
ptr = MapViewOfFile(mapping, FILE_MAP_WRITE, 0, 0, 0);
ok( ptr != NULL, "MapViewOfFile failed with error %d\n", GetLastError() );
SetLastError(0xdeadbeef);
map2 = OpenFileMappingA(FILE_MAP_READ, FALSE, name);
ok( map2 != 0, "OpenFileMappingA failed with error %d\n", GetLastError() );
SetLastError(0xdeadbeef);
ret = CloseHandle(map2);
ok(ret, "CloseHandle error %d\n", GetLastError());
SetLastError(0xdeadbeef);
ret = CloseHandle(mapping);
ok(ret, "CloseHandle error %d\n", GetLastError());
ret = IsBadReadPtr(ptr, MAPPING_SIZE);
ok( !ret, "memory is not accessible\n" );
ret = VirtualQuery(ptr, &info, sizeof(info));
ok(ret, "VirtualQuery error %d\n", GetLastError());
ok(info.BaseAddress == ptr, "got %p != expected %p\n", info.BaseAddress, ptr);
ok(info.RegionSize == MAPPING_SIZE, "got %#lx != expected %#x\n", info.RegionSize, MAPPING_SIZE);
ok(info.Protect == PAGE_READWRITE, "got %#x != expected PAGE_READWRITE\n", info.Protect);
ok(info.AllocationBase == ptr, "%p != %p\n", info.AllocationBase, ptr);
ok(info.AllocationProtect == PAGE_READWRITE, "%#x != PAGE_READWRITE\n", info.AllocationProtect);
ok(info.State == MEM_COMMIT, "%#x != MEM_COMMIT\n", info.State);
ok(info.Type == MEM_MAPPED, "%#x != MEM_MAPPED\n", info.Type);
SetLastError(0xdeadbeef);
map2 = OpenFileMappingA(FILE_MAP_READ, FALSE, name);
todo_wine
ok( map2 == 0, "OpenFileMappingA succeeded\n" );
todo_wine
ok( GetLastError() == ERROR_FILE_NOT_FOUND, "OpenFileMappingA set error %d\n", GetLastError() );
CloseHandle(map2);
SetLastError(0xdeadbeef);
mapping = CreateFileMappingA(file, NULL, PAGE_READWRITE, 0, MAPPING_SIZE, name);
ok( mapping != 0, "CreateFileMappingA failed\n" );
todo_wine
ok( GetLastError() == ERROR_SUCCESS, "CreateFileMappingA set error %d\n", GetLastError() );
SetLastError(0xdeadbeef);
ret = CloseHandle(mapping);
ok(ret, "CloseHandle error %d\n", GetLastError());
ret = IsBadReadPtr(ptr, MAPPING_SIZE);
ok( !ret, "memory is not accessible\n" );
ret = VirtualQuery(ptr, &info, sizeof(info));
ok(ret, "VirtualQuery error %d\n", GetLastError());
ok(info.BaseAddress == ptr, "got %p != expected %p\n", info.BaseAddress, ptr);
ok(info.RegionSize == MAPPING_SIZE, "got %#lx != expected %#x\n", info.RegionSize, MAPPING_SIZE);
ok(info.Protect == PAGE_READWRITE, "got %#x != expected PAGE_READWRITE\n", info.Protect);
ok(info.AllocationBase == ptr, "%p != %p\n", info.AllocationBase, ptr);
ok(info.AllocationProtect == PAGE_READWRITE, "%#x != PAGE_READWRITE\n", info.AllocationProtect);
ok(info.State == MEM_COMMIT, "%#x != MEM_COMMIT\n", info.State);
ok(info.Type == MEM_MAPPED, "%#x != MEM_MAPPED\n", info.Type);
SetLastError(0xdeadbeef);
ret = UnmapViewOfFile(ptr);
ok( ret, "UnmapViewOfFile failed with error %d\n", GetLastError() );
ret = IsBadReadPtr(ptr, MAPPING_SIZE);
ok( ret, "memory is accessible\n" );
ret = VirtualQuery(ptr, &info, sizeof(info));
ok(ret, "VirtualQuery error %d\n", GetLastError());
ok(info.BaseAddress == ptr, "got %p != expected %p\n", info.BaseAddress, ptr);
ok(info.Protect == PAGE_NOACCESS, "got %#x != expected PAGE_NOACCESS\n", info.Protect);
ok(info.AllocationBase == NULL, "%p != NULL\n", info.AllocationBase);
ok(info.AllocationProtect == 0, "%#x != 0\n", info.AllocationProtect);
ok(info.State == MEM_FREE, "%#x != MEM_FREE\n", info.State);
ok(info.Type == 0, "%#x != 0\n", info.Type);
CloseHandle(file);
DeleteFileA(testfile);
}
static void test_NtMapViewOfSection(void)
{
HANDLE hProcess;
static const char testfile[] = "testfile.xxx";
static const char data[] = "test data for NtMapViewOfSection";
char buffer[sizeof(data)];
HANDLE file, mapping;
void *ptr;
BOOL ret;
DWORD status, written;
SIZE_T size, result;
LARGE_INTEGER offset;
if (!pNtMapViewOfSection || !pNtUnmapViewOfSection)
{
win_skip( "NtMapViewOfSection not available\n" );
return;
}
file = CreateFileA( testfile, GENERIC_READ|GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0 );
ok( file != INVALID_HANDLE_VALUE, "Failed to create test file\n" );
WriteFile( file, data, sizeof(data), &written, NULL );
SetFilePointer( file, 4096, NULL, FILE_BEGIN );
SetEndOfFile( file );
/* read/write mapping */
mapping = CreateFileMappingA( file, NULL, PAGE_READWRITE, 0, 4096, NULL );
ok( mapping != 0, "CreateFileMapping failed\n" );
hProcess = create_target_process("sleep");
ok(hProcess != NULL, "Can't start process\n");
ptr = NULL;
size = 0;
offset.QuadPart = 0;
status = pNtMapViewOfSection( mapping, hProcess, &ptr, 0, 0, &offset, &size, 1, 0, PAGE_READWRITE );
ok( !status, "NtMapViewOfSection failed status %x\n", status );
ret = ReadProcessMemory( hProcess, ptr, buffer, sizeof(buffer), &result );
ok( ret, "ReadProcessMemory failed\n" );
ok( result == sizeof(buffer), "ReadProcessMemory didn't read all data (%lx)\n", result );
ok( !memcmp( buffer, data, sizeof(buffer) ), "Wrong data read\n" );
status = pNtUnmapViewOfSection( hProcess, ptr );
ok( !status, "NtUnmapViewOfSection failed status %x\n", status );
CloseHandle( mapping );
CloseHandle( file );
DeleteFileA( testfile );
TerminateProcess(hProcess, 0);
CloseHandle(hProcess);
}
static void test_NtAreMappedFilesTheSame(void)
{
static const char testfile[] = "testfile.xxx";
HANDLE file, file2, mapping, map2;
void *ptr, *ptr2;
NTSTATUS status;
char path[MAX_PATH];
if (!pNtAreMappedFilesTheSame)
{
win_skip( "NtAreMappedFilesTheSame not available\n" );
return;
}
file = CreateFileA( testfile, GENERIC_READ|GENERIC_WRITE, FILE_SHARE_READ|FILE_SHARE_WRITE,
NULL, CREATE_ALWAYS, 0, 0 );
ok( file != INVALID_HANDLE_VALUE, "CreateFile error %u\n", GetLastError() );
SetFilePointer( file, 4096, NULL, FILE_BEGIN );
SetEndOfFile( file );
mapping = CreateFileMappingA( file, NULL, PAGE_READWRITE, 0, 4096, NULL );
ok( mapping != 0, "CreateFileMapping error %u\n", GetLastError() );
ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );
ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ error %u\n", GetLastError() );
file2 = CreateFileA( testfile, GENERIC_READ, FILE_SHARE_READ|FILE_SHARE_WRITE,
NULL, OPEN_EXISTING, 0, 0 );
ok( file2 != INVALID_HANDLE_VALUE, "CreateFile error %u\n", GetLastError() );
map2 = CreateFileMappingA( file2, NULL, PAGE_READONLY, 0, 4096, NULL );
ok( map2 != 0, "CreateFileMapping error %u\n", GetLastError() );
ptr2 = MapViewOfFile( map2, FILE_MAP_READ, 0, 0, 4096 );
ok( ptr2 != NULL, "MapViewOfFile FILE_MAP_READ error %u\n", GetLastError() );
status = pNtAreMappedFilesTheSame( ptr, ptr2 );
ok( status == STATUS_NOT_SAME_DEVICE, "NtAreMappedFilesTheSame returned %x\n", status );
UnmapViewOfFile( ptr2 );
ptr2 = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );
ok( ptr2 != NULL, "MapViewOfFile FILE_MAP_READ error %u\n", GetLastError() );
status = pNtAreMappedFilesTheSame( ptr, ptr2 );
ok( status == STATUS_NOT_SAME_DEVICE, "NtAreMappedFilesTheSame returned %x\n", status );
UnmapViewOfFile( ptr2 );
CloseHandle( map2 );
map2 = CreateFileMappingA( file, NULL, PAGE_READONLY, 0, 4096, NULL );
ok( map2 != 0, "CreateFileMapping error %u\n", GetLastError() );
ptr2 = MapViewOfFile( map2, FILE_MAP_READ, 0, 0, 4096 );
ok( ptr2 != NULL, "MapViewOfFile FILE_MAP_READ error %u\n", GetLastError() );
status = pNtAreMappedFilesTheSame( ptr, ptr2 );
ok( status == STATUS_NOT_SAME_DEVICE, "NtAreMappedFilesTheSame returned %x\n", status );
UnmapViewOfFile( ptr2 );
CloseHandle( map2 );
CloseHandle( file2 );
status = pNtAreMappedFilesTheSame( ptr, ptr );
ok( status == STATUS_SUCCESS || broken(status == STATUS_NOT_SAME_DEVICE),
"NtAreMappedFilesTheSame returned %x\n", status );
status = pNtAreMappedFilesTheSame( ptr, (char *)ptr + 30 );
ok( status == STATUS_SUCCESS || broken(status == STATUS_NOT_SAME_DEVICE),
"NtAreMappedFilesTheSame returned %x\n", status );
status = pNtAreMappedFilesTheSame( ptr, GetModuleHandleA("kernel32.dll") );
ok( status == STATUS_NOT_SAME_DEVICE, "NtAreMappedFilesTheSame returned %x\n", status );
status = pNtAreMappedFilesTheSame( ptr, (void *)0xdeadbeef );
ok( status == STATUS_CONFLICTING_ADDRESSES || status == STATUS_INVALID_ADDRESS,
"NtAreMappedFilesTheSame returned %x\n", status );
status = pNtAreMappedFilesTheSame( ptr, NULL );
ok( status == STATUS_INVALID_ADDRESS, "NtAreMappedFilesTheSame returned %x\n", status );
status = pNtAreMappedFilesTheSame( ptr, (void *)GetProcessHeap() );
ok( status == STATUS_CONFLICTING_ADDRESSES, "NtAreMappedFilesTheSame returned %x\n", status );
status = pNtAreMappedFilesTheSame( NULL, NULL );
ok( status == STATUS_INVALID_ADDRESS, "NtAreMappedFilesTheSame returned %x\n", status );
ptr2 = VirtualAlloc( NULL, 0x10000, MEM_COMMIT, PAGE_READWRITE );
ok( ptr2 != NULL, "VirtualAlloc error %u\n", GetLastError() );
status = pNtAreMappedFilesTheSame( ptr, ptr2 );
ok( status == STATUS_CONFLICTING_ADDRESSES, "NtAreMappedFilesTheSame returned %x\n", status );
VirtualFree( ptr2, 0, MEM_RELEASE );
UnmapViewOfFile( ptr );
CloseHandle( mapping );
CloseHandle( file );
status = pNtAreMappedFilesTheSame( GetModuleHandleA("ntdll.dll"),
GetModuleHandleA("kernel32.dll") );
ok( status == STATUS_NOT_SAME_DEVICE, "NtAreMappedFilesTheSame returned %x\n", status );
status = pNtAreMappedFilesTheSame( GetModuleHandleA("kernel32.dll"),
GetModuleHandleA("kernel32.dll") );
ok( status == STATUS_SUCCESS, "NtAreMappedFilesTheSame returned %x\n", status );
status = pNtAreMappedFilesTheSame( GetModuleHandleA("kernel32.dll"),
(char *)GetModuleHandleA("kernel32.dll") + 4096 );
ok( status == STATUS_SUCCESS, "NtAreMappedFilesTheSame returned %x\n", status );
GetSystemDirectoryA( path, MAX_PATH );
strcat( path, "\\kernel32.dll" );
file = CreateFileA( path, GENERIC_READ, FILE_SHARE_READ|FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, 0 );
ok( file != INVALID_HANDLE_VALUE, "CreateFile error %u\n", GetLastError() );
mapping = CreateFileMappingA( file, NULL, PAGE_READONLY, 0, 4096, NULL );
ok( mapping != 0, "CreateFileMapping error %u\n", GetLastError() );
ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );
ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ error %u\n", GetLastError() );
status = pNtAreMappedFilesTheSame( ptr, GetModuleHandleA("kernel32.dll") );
ok( status == STATUS_NOT_SAME_DEVICE, "NtAreMappedFilesTheSame returned %x\n", status );
UnmapViewOfFile( ptr );
CloseHandle( mapping );
mapping = CreateFileMappingA( file, NULL, PAGE_READONLY | SEC_IMAGE, 0, 0, NULL );
ok( mapping != 0, "CreateFileMapping error %u\n", GetLastError() );
ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 0 );
ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ error %u\n", GetLastError() );
status = pNtAreMappedFilesTheSame( ptr, GetModuleHandleA("kernel32.dll") );
todo_wine
ok( status == STATUS_SUCCESS, "NtAreMappedFilesTheSame returned %x\n", status );
file2 = CreateFileA( path, GENERIC_READ, FILE_SHARE_READ|FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, 0 );
ok( file2 != INVALID_HANDLE_VALUE, "CreateFile error %u\n", GetLastError() );
map2 = CreateFileMappingA( file2, NULL, PAGE_READONLY | SEC_IMAGE, 0, 0, NULL );
ok( map2 != 0, "CreateFileMapping error %u\n", GetLastError() );
ptr2 = MapViewOfFile( map2, FILE_MAP_READ, 0, 0, 0 );
ok( ptr2 != NULL, "MapViewOfFile FILE_MAP_READ error %u\n", GetLastError() );
status = pNtAreMappedFilesTheSame( ptr, ptr2 );
ok( status == STATUS_SUCCESS, "NtAreMappedFilesTheSame returned %x\n", status );
UnmapViewOfFile( ptr2 );
CloseHandle( map2 );
CloseHandle( file2 );
UnmapViewOfFile( ptr );
CloseHandle( mapping );
CloseHandle( file );
DeleteFileA( testfile );
}
static void test_CreateFileMapping(void)
{
HANDLE handle, handle2;
/* test case sensitivity */
SetLastError(0xdeadbeef);
handle = CreateFileMappingA( INVALID_HANDLE_VALUE, NULL, SEC_COMMIT | PAGE_READWRITE, 0, 0x1000,
"Wine Test Mapping");
ok( handle != NULL, "CreateFileMapping failed with error %u\n", GetLastError());
ok( GetLastError() == 0, "wrong error %u\n", GetLastError());
SetLastError(0xdeadbeef);
handle2 = CreateFileMappingA( INVALID_HANDLE_VALUE, NULL, SEC_COMMIT | PAGE_READWRITE, 0, 0x1000,
"Wine Test Mapping");
ok( handle2 != NULL, "CreateFileMapping failed with error %d\n", GetLastError());
ok( GetLastError() == ERROR_ALREADY_EXISTS, "wrong error %u\n", GetLastError());
CloseHandle( handle2 );
SetLastError(0xdeadbeef);
handle2 = CreateFileMappingA( INVALID_HANDLE_VALUE, NULL, SEC_COMMIT | PAGE_READWRITE, 0, 0x1000,
"WINE TEST MAPPING");
ok( handle2 != NULL, "CreateFileMapping failed with error %d\n", GetLastError());
ok( GetLastError() == 0, "wrong error %u\n", GetLastError());
CloseHandle( handle2 );
SetLastError(0xdeadbeef);
handle2 = OpenFileMappingA( FILE_MAP_ALL_ACCESS, FALSE, "Wine Test Mapping");
ok( handle2 != NULL, "OpenFileMapping failed with error %d\n", GetLastError());
CloseHandle( handle2 );
SetLastError(0xdeadbeef);
handle2 = OpenFileMappingA( FILE_MAP_ALL_ACCESS, FALSE, "WINE TEST MAPPING");
ok( !handle2, "OpenFileMapping succeeded\n");
ok( GetLastError() == ERROR_FILE_NOT_FOUND || GetLastError() == ERROR_INVALID_NAME /* win9x */,
"wrong error %u\n", GetLastError());
CloseHandle( handle );
}
static void test_IsBadReadPtr(void)
{
BOOL ret;
void *ptr = (void *)0xdeadbeef;
char stackvar;
ret = IsBadReadPtr(NULL, 0);
ok(ret == FALSE, "Expected IsBadReadPtr to return FALSE, got %d\n", ret);
ret = IsBadReadPtr(NULL, 1);
ok(ret == TRUE, "Expected IsBadReadPtr to return TRUE, got %d\n", ret);
ret = IsBadReadPtr(ptr, 0);
ok(ret == FALSE, "Expected IsBadReadPtr to return FALSE, got %d\n", ret);
ret = IsBadReadPtr(ptr, 1);
ok(ret == TRUE, "Expected IsBadReadPtr to return TRUE, got %d\n", ret);
ret = IsBadReadPtr(&stackvar, 0);
ok(ret == FALSE, "Expected IsBadReadPtr to return FALSE, got %d\n", ret);
ret = IsBadReadPtr(&stackvar, sizeof(char));
ok(ret == FALSE, "Expected IsBadReadPtr to return FALSE, got %d\n", ret);
}
static void test_IsBadWritePtr(void)
{
BOOL ret;
void *ptr = (void *)0xdeadbeef;
char stackval;
ret = IsBadWritePtr(NULL, 0);
ok(ret == FALSE, "Expected IsBadWritePtr to return FALSE, got %d\n", ret);
ret = IsBadWritePtr(NULL, 1);
ok(ret == TRUE, "Expected IsBadWritePtr to return TRUE, got %d\n", ret);
ret = IsBadWritePtr(ptr, 0);
ok(ret == FALSE, "Expected IsBadWritePtr to return FALSE, got %d\n", ret);
ret = IsBadWritePtr(ptr, 1);
ok(ret == TRUE, "Expected IsBadWritePtr to return TRUE, got %d\n", ret);
ret = IsBadWritePtr(&stackval, 0);
ok(ret == FALSE, "Expected IsBadWritePtr to return FALSE, got %d\n", ret);
ret = IsBadWritePtr(&stackval, sizeof(char));
ok(ret == FALSE, "Expected IsBadWritePtr to return FALSE, got %d\n", ret);
}
static void test_IsBadCodePtr(void)
{
BOOL ret;
void *ptr = (void *)0xdeadbeef;
char stackval;
ret = IsBadCodePtr(NULL);
ok(ret == TRUE, "Expected IsBadCodePtr to return TRUE, got %d\n", ret);
ret = IsBadCodePtr(ptr);
ok(ret == TRUE, "Expected IsBadCodePtr to return TRUE, got %d\n", ret);
ret = IsBadCodePtr((void *)&stackval);
ok(ret == FALSE, "Expected IsBadCodePtr to return FALSE, got %d\n", ret);
}
static void test_write_watch(void)
{
char *base;
DWORD ret, size, old_prot;
MEMORY_BASIC_INFORMATION info;
void *results[64];
ULONG_PTR count;
ULONG pagesize;
if (!pGetWriteWatch || !pResetWriteWatch)
{
win_skip( "GetWriteWatch not supported\n" );
return;
}
size = 0x10000;
base = VirtualAlloc( 0, size, MEM_RESERVE | MEM_COMMIT | MEM_WRITE_WATCH, PAGE_READWRITE );
if (!base &&
(GetLastError() == ERROR_INVALID_PARAMETER || GetLastError() == ERROR_NOT_SUPPORTED))
{
win_skip( "MEM_WRITE_WATCH not supported\n" );
return;
}
ok( base != NULL, "VirtualAlloc failed %u\n", GetLastError() );
ret = VirtualQuery( base, &info, sizeof(info) );
ok(ret, "VirtualQuery failed %u\n", GetLastError());
ok( info.BaseAddress == base, "BaseAddress %p instead of %p\n", info.BaseAddress, base );
ok( info.AllocationProtect == PAGE_READWRITE, "wrong AllocationProtect %x\n", info.AllocationProtect );
ok( info.RegionSize == size, "wrong RegionSize 0x%lx\n", info.RegionSize );
ok( info.State == MEM_COMMIT, "wrong State 0x%x\n", info.State );
ok( info.Protect == PAGE_READWRITE, "wrong Protect 0x%x\n", info.Protect );
ok( info.Type == MEM_PRIVATE, "wrong Type 0x%x\n", info.Type );
count = 64;
SetLastError( 0xdeadbeef );
ret = pGetWriteWatch( 0, NULL, size, results, &count, &pagesize );
ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
ok( GetLastError() == ERROR_INVALID_PARAMETER ||
broken( GetLastError() == 0xdeadbeef ), /* win98 */
"wrong error %u\n", GetLastError() );
SetLastError( 0xdeadbeef );
ret = pGetWriteWatch( 0, GetModuleHandleW(NULL), size, results, &count, &pagesize );
if (ret)
{
ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
}
else /* win98 */
{
ok( count == 0, "wrong count %lu\n", count );
}
ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
ok( count == 0, "wrong count %lu\n", count );
base[pagesize + 1] = 0x44;
count = 64;
ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
ok( count == 1, "wrong count %lu\n", count );
ok( results[0] == base + pagesize, "wrong result %p\n", results[0] );
count = 64;
ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
ok( count == 1, "wrong count %lu\n", count );
ok( results[0] == base + pagesize, "wrong result %p\n", results[0] );
count = 64;
ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
ok( count == 0, "wrong count %lu\n", count );
base[2*pagesize + 3] = 0x11;
base[4*pagesize + 8] = 0x11;
count = 64;
ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
ok( count == 2, "wrong count %lu\n", count );
ok( results[0] == base + 2*pagesize, "wrong result %p\n", results[0] );
ok( results[1] == base + 4*pagesize, "wrong result %p\n", results[1] );
count = 64;
ret = pGetWriteWatch( 0, base + 3*pagesize, 2*pagesize, results, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
ok( count == 1, "wrong count %lu\n", count );
ok( results[0] == base + 4*pagesize, "wrong result %p\n", results[0] );
ret = pResetWriteWatch( base, 3*pagesize );
ok( !ret, "pResetWriteWatch failed %u\n", GetLastError() );
count = 64;
ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
ok( count == 1, "wrong count %lu\n", count );
ok( results[0] == base + 4*pagesize, "wrong result %p\n", results[0] );
*(DWORD *)(base + 2*pagesize - 2) = 0xdeadbeef;
count = 64;
ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
ok( count == 3, "wrong count %lu\n", count );
ok( results[0] == base + pagesize, "wrong result %p\n", results[0] );
ok( results[1] == base + 2*pagesize, "wrong result %p\n", results[1] );
ok( results[2] == base + 4*pagesize, "wrong result %p\n", results[2] );
count = 1;
ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
ok( count == 1, "wrong count %lu\n", count );
ok( results[0] == base + pagesize, "wrong result %p\n", results[0] );
count = 64;
ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
ok( count == 2, "wrong count %lu\n", count );
ok( results[0] == base + 2*pagesize, "wrong result %p\n", results[0] );
ok( results[1] == base + 4*pagesize, "wrong result %p\n", results[1] );
/* changing protections doesn't affect watches */
ret = VirtualProtect( base, 3*pagesize, PAGE_READONLY, &old_prot );
ok( ret, "VirtualProtect failed error %u\n", GetLastError() );
ok( old_prot == PAGE_READWRITE, "wrong old prot %x\n", old_prot );
ret = VirtualQuery( base, &info, sizeof(info) );
ok(ret, "VirtualQuery failed %u\n", GetLastError());
ok( info.BaseAddress == base, "BaseAddress %p instead of %p\n", info.BaseAddress, base );
ok( info.RegionSize == 3*pagesize, "wrong RegionSize 0x%lx\n", info.RegionSize );
ok( info.State == MEM_COMMIT, "wrong State 0x%x\n", info.State );
ok( info.Protect == PAGE_READONLY, "wrong Protect 0x%x\n", info.Protect );
ret = VirtualProtect( base, 3*pagesize, PAGE_READWRITE, &old_prot );
ok( ret, "VirtualProtect failed error %u\n", GetLastError() );
ok( old_prot == PAGE_READONLY, "wrong old prot %x\n", old_prot );
count = 64;
ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
ok( count == 2, "wrong count %lu\n", count );
ok( results[0] == base + 2*pagesize, "wrong result %p\n", results[0] );
ok( results[1] == base + 4*pagesize, "wrong result %p\n", results[1] );
ret = VirtualQuery( base, &info, sizeof(info) );
ok(ret, "VirtualQuery failed %u\n", GetLastError());
ok( info.BaseAddress == base, "BaseAddress %p instead of %p\n", info.BaseAddress, base );
ok( info.RegionSize == size, "wrong RegionSize 0x%lx\n", info.RegionSize );
ok( info.State == MEM_COMMIT, "wrong State 0x%x\n", info.State );
ok( info.Protect == PAGE_READWRITE, "wrong Protect 0x%x\n", info.Protect );
/* some invalid parameter tests */
SetLastError( 0xdeadbeef );
count = 0;
ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
if (ret)
{
ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
SetLastError( 0xdeadbeef );
ret = pGetWriteWatch( 0, base, size, results, NULL, &pagesize );
ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
ok( GetLastError() == ERROR_NOACCESS, "wrong error %u\n", GetLastError() );
SetLastError( 0xdeadbeef );
count = 64;
ret = pGetWriteWatch( 0, base, size, results, &count, NULL );
ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
ok( GetLastError() == ERROR_NOACCESS, "wrong error %u\n", GetLastError() );
SetLastError( 0xdeadbeef );
count = 64;
ret = pGetWriteWatch( 0, base, size, NULL, &count, &pagesize );
ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
ok( GetLastError() == ERROR_NOACCESS, "wrong error %u\n", GetLastError() );
SetLastError( 0xdeadbeef );
count = 0;
ret = pGetWriteWatch( 0, base, size, NULL, &count, &pagesize );
ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
SetLastError( 0xdeadbeef );
count = 64;
ret = pGetWriteWatch( 0xdeadbeef, base, size, results, &count, &pagesize );
ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
SetLastError( 0xdeadbeef );
count = 64;
ret = pGetWriteWatch( 0, base, 0, results, &count, &pagesize );
ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
SetLastError( 0xdeadbeef );
count = 64;
ret = pGetWriteWatch( 0, base, size * 2, results, &count, &pagesize );
ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
SetLastError( 0xdeadbeef );
count = 64;
ret = pGetWriteWatch( 0, base + size - pagesize, pagesize + 1, results, &count, &pagesize );
ok( ret == ~0u, "GetWriteWatch succeeded %u\n", ret );
ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
SetLastError( 0xdeadbeef );
ret = pResetWriteWatch( base, 0 );
ok( ret == ~0u, "ResetWriteWatch succeeded %u\n", ret );
ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
SetLastError( 0xdeadbeef );
ret = pResetWriteWatch( GetModuleHandleW(NULL), size );
ok( ret == ~0u, "ResetWriteWatch succeeded %u\n", ret );
ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
}
else /* win98 is completely different */
{
SetLastError( 0xdeadbeef );
count = 64;
ret = pGetWriteWatch( 0, base, size, NULL, &count, &pagesize );
ok( ret == ERROR_INVALID_PARAMETER, "GetWriteWatch succeeded %u\n", ret );
ok( GetLastError() == 0xdeadbeef, "wrong error %u\n", GetLastError() );
count = 0;
ret = pGetWriteWatch( 0, base, size, NULL, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", ret );
count = 64;
ret = pGetWriteWatch( 0xdeadbeef, base, size, results, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", ret );
count = 64;
ret = pGetWriteWatch( 0, base, 0, results, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", ret );
ret = pResetWriteWatch( base, 0 );
ok( !ret, "ResetWriteWatch failed %u\n", ret );
ret = pResetWriteWatch( GetModuleHandleW(NULL), size );
ok( !ret, "ResetWriteWatch failed %u\n", ret );
}
VirtualFree( base, 0, MEM_FREE );
base = VirtualAlloc( 0, size, MEM_RESERVE | MEM_WRITE_WATCH, PAGE_READWRITE );
ok( base != NULL, "VirtualAlloc failed %u\n", GetLastError() );
VirtualFree( base, 0, MEM_FREE );
base = VirtualAlloc( 0, size, MEM_WRITE_WATCH, PAGE_READWRITE );
ok( !base, "VirtualAlloc succeeded\n" );
ok( GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError() );
/* initial protect doesn't matter */
base = VirtualAlloc( 0, size, MEM_RESERVE | MEM_WRITE_WATCH, PAGE_NOACCESS );
ok( base != NULL, "VirtualAlloc failed %u\n", GetLastError() );
base = VirtualAlloc( base, size, MEM_COMMIT, PAGE_NOACCESS );
ok( base != NULL, "VirtualAlloc failed %u\n", GetLastError() );
count = 64;
ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
ok( count == 0, "wrong count %lu\n", count );
ret = VirtualProtect( base, 6*pagesize, PAGE_READWRITE, &old_prot );
ok( ret, "VirtualProtect failed error %u\n", GetLastError() );
ok( old_prot == PAGE_NOACCESS, "wrong old prot %x\n", old_prot );
base[5*pagesize + 200] = 3;
ret = VirtualProtect( base, 6*pagesize, PAGE_NOACCESS, &old_prot );
ok( ret, "VirtualProtect failed error %u\n", GetLastError() );
ok( old_prot == PAGE_READWRITE, "wrong old prot %x\n", old_prot );
count = 64;
ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
ok( count == 1, "wrong count %lu\n", count );
ok( results[0] == base + 5*pagesize, "wrong result %p\n", results[0] );
ret = VirtualFree( base, size, MEM_DECOMMIT );
ok( ret, "VirtualFree failed %u\n", GetLastError() );
count = 64;
ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
ok( count == 1 || broken(count == 0), /* win98 */
"wrong count %lu\n", count );
if (count) ok( results[0] == base + 5*pagesize, "wrong result %p\n", results[0] );
VirtualFree( base, 0, MEM_FREE );
}
#ifdef __i386__
static DWORD num_guard_page_calls;
static DWORD guard_page_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
{
trace( "exception: %08x flags:%x addr:%p\n",
rec->ExceptionCode, rec->ExceptionFlags, rec->ExceptionAddress );
ok( rec->NumberParameters == 2, "NumberParameters is %d instead of 2\n", rec->NumberParameters );
ok( rec->ExceptionCode == STATUS_GUARD_PAGE_VIOLATION, "ExceptionCode is %08x instead of %08x\n",
rec->ExceptionCode, STATUS_GUARD_PAGE_VIOLATION );
num_guard_page_calls++;
*(int *)rec->ExceptionInformation[1] += 0x100;
return ExceptionContinueExecution;
}
static void test_guard_page(void)
{
EXCEPTION_REGISTRATION_RECORD frame;
MEMORY_BASIC_INFORMATION info;
DWORD ret, size, old_prot;
int *value, old_value;
void *results[64];
ULONG_PTR count;
ULONG pagesize;
BOOL success;
char *base;
if (!pNtCurrentTeb)
{
win_skip( "NtCurrentTeb not supported\n" );
return;
}
size = 0x1000;
base = VirtualAlloc( 0, size, MEM_RESERVE | MEM_COMMIT, PAGE_READWRITE | PAGE_GUARD );
ok( base != NULL, "VirtualAlloc failed %u\n", GetLastError() );
value = (int *)base;
/* verify info structure */
ret = VirtualQuery( base, &info, sizeof(info) );
ok( ret, "VirtualQuery failed %u\n", GetLastError());
ok( info.BaseAddress == base, "BaseAddress %p instead of %p\n", info.BaseAddress, base );
ok( info.AllocationProtect == (PAGE_READWRITE | PAGE_GUARD), "wrong AllocationProtect %x\n", info.AllocationProtect );
ok( info.RegionSize == size, "wrong RegionSize 0x%lx\n", info.RegionSize );
ok( info.State == MEM_COMMIT, "wrong State 0x%x\n", info.State );
ok( info.Protect == (PAGE_READWRITE | PAGE_GUARD), "wrong Protect 0x%x\n", info.Protect );
ok( info.Type == MEM_PRIVATE, "wrong Type 0x%x\n", info.Type );
/* put some initial value into the memory */
success = VirtualProtect( base, size, PAGE_READWRITE, &old_prot );
ok( success, "VirtualProtect failed %u\n", GetLastError() );
ok( old_prot == (PAGE_READWRITE | PAGE_GUARD), "wrong old prot %x\n", old_prot );
*value = 1;
*(value + 1) = 2;
success = VirtualProtect( base, size, PAGE_READWRITE | PAGE_GUARD, &old_prot );
ok( success, "VirtualProtect failed %u\n", GetLastError() );
ok( old_prot == PAGE_READWRITE, "wrong old prot %x\n", old_prot );
/* test behaviour of VirtualLock - first attempt should fail */
SetLastError( 0xdeadbeef );
success = VirtualLock( base, size );
ok( !success, "VirtualLock unexpectedly succeeded\n" );
todo_wine
ok( GetLastError() == STATUS_GUARD_PAGE_VIOLATION, "wrong error %u\n", GetLastError() );
success = VirtualLock( base, size );
todo_wine
ok( success, "VirtualLock failed %u\n", GetLastError() );
if (success)
{
ok( *value == 1, "memory block contains wrong value, expected 1, got 0x%x\n", *value );
success = VirtualUnlock( base, size );
ok( success, "VirtualUnlock failed %u\n", GetLastError() );
}
/* check info structure again, PAGE_GUARD should be removed now */
ret = VirtualQuery( base, &info, sizeof(info) );
ok( ret, "VirtualQuery failed %u\n", GetLastError());
ok( info.BaseAddress == base, "BaseAddress %p instead of %p\n", info.BaseAddress, base );
ok( info.AllocationProtect == (PAGE_READWRITE | PAGE_GUARD), "wrong AllocationProtect %x\n", info.AllocationProtect );
ok( info.RegionSize == size, "wrong RegionSize 0x%lx\n", info.RegionSize );
ok( info.State == MEM_COMMIT, "wrong State 0x%x\n", info.State );
todo_wine
ok( info.Protect == PAGE_READWRITE, "wrong Protect 0x%x\n", info.Protect );
ok( info.Type == MEM_PRIVATE, "wrong Type 0x%x\n", info.Type );
success = VirtualProtect( base, size, PAGE_READWRITE | PAGE_GUARD, &old_prot );
ok( success, "VirtualProtect failed %u\n", GetLastError() );
todo_wine
ok( old_prot == PAGE_READWRITE, "wrong old prot %x\n", old_prot );
/* test directly accessing the memory - we need to setup an exception handler first */
frame.Handler = guard_page_handler;
frame.Prev = pNtCurrentTeb()->Tib.ExceptionList;
pNtCurrentTeb()->Tib.ExceptionList = &frame;
num_guard_page_calls = 0;
old_value = *value; /* exception handler increments value by 0x100 */
*value = 2;
ok( old_value == 0x101, "memory block contains wrong value, expected 0x101, got 0x%x\n", old_value );
ok( num_guard_page_calls == 1, "expected one callback of guard page handler, got %d calls\n", num_guard_page_calls );
pNtCurrentTeb()->Tib.ExceptionList = frame.Prev;
/* check info structure again, PAGE_GUARD should be removed now */
ret = VirtualQuery( base, &info, sizeof(info) );
ok( ret, "VirtualQuery failed %u\n", GetLastError());
ok( info.Protect == PAGE_READWRITE, "wrong Protect 0x%x\n", info.Protect );
success = VirtualProtect( base, size, PAGE_READWRITE | PAGE_GUARD, &old_prot );
ok( success, "VirtualProtect failed %u\n", GetLastError() );
ok( old_prot == PAGE_READWRITE, "wrong old prot %x\n", old_prot );
/* test accessing second integer in memory */
frame.Handler = guard_page_handler;
frame.Prev = pNtCurrentTeb()->Tib.ExceptionList;
pNtCurrentTeb()->Tib.ExceptionList = &frame;
num_guard_page_calls = 0;
old_value = *(value + 1);
ok( old_value == 0x102, "memory block contains wrong value, expected 0x102, got 0x%x\n", old_value );
ok( *value == 2, "memory block contains wrong value, expected 2, got 0x%x\n", *value );
ok( num_guard_page_calls == 1, "expected one callback of guard page handler, got %d calls\n", num_guard_page_calls );
pNtCurrentTeb()->Tib.ExceptionList = frame.Prev;
success = VirtualLock( base, size );
ok( success, "VirtualLock failed %u\n", GetLastError() );
if (success)
{
ok( *value == 2, "memory block contains wrong value, expected 2, got 0x%x\n", *value );
success = VirtualUnlock( base, size );
ok( success, "VirtualUnlock failed %u\n", GetLastError() );
}
VirtualFree( base, 0, MEM_FREE );
/* combined guard page / write watch tests */
if (!pGetWriteWatch || !pResetWriteWatch)
{
win_skip( "GetWriteWatch not supported, skipping combined guard page / write watch tests\n" );
return;
}
base = VirtualAlloc( 0, size, MEM_RESERVE | MEM_COMMIT | MEM_WRITE_WATCH, PAGE_READWRITE | PAGE_GUARD );
if (!base && (GetLastError() == ERROR_INVALID_PARAMETER || GetLastError() == ERROR_NOT_SUPPORTED))
{
win_skip( "MEM_WRITE_WATCH not supported\n" );
return;
}
ok( base != NULL, "VirtualAlloc failed %u\n", GetLastError() );
value = (int *)base;
ret = VirtualQuery( base, &info, sizeof(info) );
ok( ret, "VirtualQuery failed %u\n", GetLastError() );
ok( info.BaseAddress == base, "BaseAddress %p instead of %p\n", info.BaseAddress, base );
ok( info.AllocationProtect == (PAGE_READWRITE | PAGE_GUARD), "wrong AllocationProtect %x\n", info.AllocationProtect );
ok( info.RegionSize == size, "wrong RegionSize 0x%lx\n", info.RegionSize );
ok( info.State == MEM_COMMIT, "wrong State 0x%x\n", info.State );
ok( info.Protect == (PAGE_READWRITE | PAGE_GUARD), "wrong Protect 0x%x\n", info.Protect );
ok( info.Type == MEM_PRIVATE, "wrong Type 0x%x\n", info.Type );
count = 64;
ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
ok( count == 0, "wrong count %lu\n", count );
/* writing to a page should trigger should trigger guard page, even if write watch is set */
frame.Handler = guard_page_handler;
frame.Prev = pNtCurrentTeb()->Tib.ExceptionList;
pNtCurrentTeb()->Tib.ExceptionList = &frame;
num_guard_page_calls = 0;
*value = 1;
*(value + 1) = 2;
ok( num_guard_page_calls == 1, "expected one callback of guard page handler, got %d calls\n", num_guard_page_calls );
pNtCurrentTeb()->Tib.ExceptionList = frame.Prev;
count = 64;
ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
ok( count == 1, "wrong count %lu\n", count );
ok( results[0] == base, "wrong result %p\n", results[0] );
success = VirtualProtect( base, size, PAGE_READWRITE | PAGE_GUARD, &old_prot );
ok( success, "VirtualProtect failed %u\n", GetLastError() );
/* write watch is triggered from inside of the guard page handler */
frame.Handler = guard_page_handler;
frame.Prev = pNtCurrentTeb()->Tib.ExceptionList;
pNtCurrentTeb()->Tib.ExceptionList = &frame;
num_guard_page_calls = 0;
old_value = *(value + 1); /* doesn't trigger write watch */
ok( old_value == 0x102, "memory block contains wrong value, expected 0x102, got 0x%x\n", old_value );
ok( *value == 1, "memory block contains wrong value, expected 1, got 0x%x\n", *value );
ok( num_guard_page_calls == 1, "expected one callback of guard page handler, got %d calls\n", num_guard_page_calls );
pNtCurrentTeb()->Tib.ExceptionList = frame.Prev;
count = 64;
ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
ok( count == 1, "wrong count %lu\n", count );
ok( results[0] == base, "wrong result %p\n", results[0] );
success = VirtualProtect( base, size, PAGE_READWRITE | PAGE_GUARD, &old_prot );
ok( success, "VirtualProtect failed %u\n", GetLastError() );
/* test behaviour of VirtualLock - first attempt should fail without triggering write watches */
SetLastError( 0xdeadbeef );
success = VirtualLock( base, size );
ok( !success, "VirtualLock unexpectedly succeeded\n" );
todo_wine
ok( GetLastError() == STATUS_GUARD_PAGE_VIOLATION, "wrong error %u\n", GetLastError() );
count = 64;
ret = pGetWriteWatch( 0, base, size, results, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
ok( count == 0, "wrong count %lu\n", count );
success = VirtualLock( base, size );
todo_wine
ok( success, "VirtualLock failed %u\n", GetLastError() );
if (success)
{
ok( *value == 1, "memory block contains wrong value, expected 1, got 0x%x\n", *value );
success = VirtualUnlock( base, size );
ok( success, "VirtualUnlock failed %u\n", GetLastError() );
}
count = 64;
results[0] = (void *)0xdeadbeef;
ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
todo_wine
ok( count == 1 || broken(count == 0) /* Windows 8 */, "wrong count %lu\n", count );
todo_wine
ok( results[0] == base || broken(results[0] == (void *)0xdeadbeef) /* Windows 8 */, "wrong result %p\n", results[0] );
VirtualFree( base, 0, MEM_FREE );
}
DWORD num_execute_fault_calls;
static DWORD execute_fault_seh_handler( EXCEPTION_RECORD *rec, EXCEPTION_REGISTRATION_RECORD *frame,
CONTEXT *context, EXCEPTION_REGISTRATION_RECORD **dispatcher )
{
ULONG flags = MEM_EXECUTE_OPTION_ENABLE;
DWORD err;
trace( "exception: %08x flags:%x addr:%p info[0]:%ld info[1]:%p\n",
rec->ExceptionCode, rec->ExceptionFlags, rec->ExceptionAddress,
rec->ExceptionInformation[0], (void *)rec->ExceptionInformation[1] );
ok( rec->NumberParameters == 2, "NumberParameters is %d instead of 2\n", rec->NumberParameters );
ok( rec->ExceptionCode == STATUS_ACCESS_VIOLATION || rec->ExceptionCode == STATUS_GUARD_PAGE_VIOLATION,
"ExceptionCode is %08x instead of STATUS_ACCESS_VIOLATION or STATUS_GUARD_PAGE_VIOLATION\n", rec->ExceptionCode );
NtQueryInformationProcess( GetCurrentProcess(), ProcessExecuteFlags, &flags, sizeof(flags), NULL );
if (rec->ExceptionCode == STATUS_GUARD_PAGE_VIOLATION)
{
err = IsProcessorFeaturePresent( PF_NX_ENABLED ) ? EXCEPTION_EXECUTE_FAULT : EXCEPTION_READ_FAULT;
ok( rec->ExceptionInformation[0] == err, "ExceptionInformation[0] is %d instead of %d\n",
(DWORD)rec->ExceptionInformation[0], err );
num_guard_page_calls++;
}
else if (rec->ExceptionCode == STATUS_ACCESS_VIOLATION)
{
DWORD old_prot;
BOOL success;
err = (flags & MEM_EXECUTE_OPTION_DISABLE) ? EXCEPTION_EXECUTE_FAULT : EXCEPTION_READ_FAULT;
ok( rec->ExceptionInformation[0] == err, "ExceptionInformation[0] is %d instead of %d\n",
(DWORD)rec->ExceptionInformation[0], err );
success = VirtualProtect( (void *)rec->ExceptionInformation[1], 16, PAGE_EXECUTE_READWRITE, &old_prot );
ok( success, "VirtualProtect failed %u\n", GetLastError() );
ok( old_prot == PAGE_READWRITE, "wrong old prot %x\n", old_prot );
num_execute_fault_calls++;
}
return ExceptionContinueExecution;
}
static LONG CALLBACK execute_fault_vec_handler( EXCEPTION_POINTERS *ExceptionInfo )
{
PEXCEPTION_RECORD rec = ExceptionInfo->ExceptionRecord;
DWORD old_prot;
BOOL success;
trace( "exception: %08x flags:%x addr:%p info[0]:%ld info[1]:%p\n",
rec->ExceptionCode, rec->ExceptionFlags, rec->ExceptionAddress,
rec->ExceptionInformation[0], (void *)rec->ExceptionInformation[1] );
ok( rec->NumberParameters == 2, "NumberParameters is %d instead of 2\n", rec->NumberParameters );
ok( rec->ExceptionCode == STATUS_ACCESS_VIOLATION,
"ExceptionCode is %08x instead of STATUS_ACCESS_VIOLATION\n", rec->ExceptionCode );
if (rec->ExceptionCode == STATUS_ACCESS_VIOLATION)
num_execute_fault_calls++;
if (rec->ExceptionInformation[0] == EXCEPTION_READ_FAULT)
return EXCEPTION_CONTINUE_SEARCH;
success = VirtualProtect( (void *)rec->ExceptionInformation[1], 16, PAGE_EXECUTE_READWRITE, &old_prot );
ok( success, "VirtualProtect failed %u\n", GetLastError() );
ok( old_prot == PAGE_NOACCESS, "wrong old prot %x\n", old_prot );
return EXCEPTION_CONTINUE_EXECUTION;
}
static inline DWORD send_message_excpt( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam )
{
EXCEPTION_REGISTRATION_RECORD frame;
DWORD ret;
frame.Handler = execute_fault_seh_handler;
frame.Prev = pNtCurrentTeb()->Tib.ExceptionList;
pNtCurrentTeb()->Tib.ExceptionList = &frame;
num_guard_page_calls = num_execute_fault_calls = 0;
ret = SendMessageA( hWnd, uMsg, wParam, lParam );
pNtCurrentTeb()->Tib.ExceptionList = frame.Prev;
return ret;
}
static inline DWORD call_proc_excpt( DWORD (CALLBACK *code)(void *), void *arg )
{
EXCEPTION_REGISTRATION_RECORD frame;
DWORD ret;
frame.Handler = execute_fault_seh_handler;
frame.Prev = pNtCurrentTeb()->Tib.ExceptionList;
pNtCurrentTeb()->Tib.ExceptionList = &frame;
num_guard_page_calls = num_execute_fault_calls = 0;
ret = code( arg );
pNtCurrentTeb()->Tib.ExceptionList = frame.Prev;
return ret;
}
static LRESULT CALLBACK jmp_test_func( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam )
{
if (uMsg == WM_USER)
return 42;
return DefWindowProcA( hWnd, uMsg, wParam, lParam );
}
static LRESULT CALLBACK atl_test_func( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam )
{
DWORD arg = (DWORD)hWnd;
if (uMsg == WM_USER)
ok( arg == 0x11223344, "arg is 0x%08x instead of 0x11223344\n", arg );
else
ok( arg != 0x11223344, "arg is unexpectedly 0x11223344\n" );
return 43;
}
static DWORD CALLBACK atl5_test_func( void )
{
return 44;
}
static void test_atl_thunk_emulation( ULONG dep_flags )
{
static const char code_jmp[] = {0xE9, 0x00, 0x00, 0x00, 0x00};
static const char code_atl1[] = {0xC7, 0x44, 0x24, 0x04, 0x44, 0x33, 0x22, 0x11, 0xE9, 0x00, 0x00, 0x00, 0x00};
static const char code_atl2[] = {0xB9, 0x44, 0x33, 0x22, 0x11, 0xE9, 0x00, 0x00, 0x00, 0x00};
static const char code_atl3[] = {0xBA, 0x44, 0x33, 0x22, 0x11, 0xB9, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xE1};
static const char code_atl4[] = {0xB9, 0x44, 0x33, 0x22, 0x11, 0xB8, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xE0};
static const char code_atl5[] = {0x59, 0x58, 0x51, 0xFF, 0x60, 0x04};
static const char cls_name[] = "atl_thunk_class";
DWORD ret, size, old_prot;
ULONG old_flags = MEM_EXECUTE_OPTION_ENABLE;
BOOL success, restore_flags = FALSE;
void *results[64];
ULONG_PTR count;
ULONG pagesize;
WNDCLASSEXA wc;
char *base;
HWND hWnd;
if (!pNtCurrentTeb)
{
win_skip( "NtCurrentTeb not supported\n" );
return;
}
trace( "Running DEP tests with ProcessExecuteFlags = %d\n", dep_flags );
NtQueryInformationProcess( GetCurrentProcess(), ProcessExecuteFlags, &old_flags, sizeof(old_flags), NULL );
if (old_flags != dep_flags)
{
ret = NtSetInformationProcess( GetCurrentProcess(), ProcessExecuteFlags, &dep_flags, sizeof(dep_flags) );
if (ret == STATUS_INVALID_INFO_CLASS) /* Windows 2000 */
{
win_skip( "Skipping DEP tests with ProcessExecuteFlags = %d\n", dep_flags );
return;
}
ok( !ret, "NtSetInformationProcess failed with status %08x\n", ret );
restore_flags = TRUE;
}
size = 0x1000;
base = VirtualAlloc( 0, size, MEM_RESERVE | MEM_COMMIT, PAGE_READWRITE );
ok( base != NULL, "VirtualAlloc failed %u\n", GetLastError() );
/* Check result of GetProcessDEPPolicy */
if (!pGetProcessDEPPolicy)
win_skip( "GetProcessDEPPolicy not supported\n" );
else
{
BOOL (WINAPI *get_dep_policy)(HANDLE, LPDWORD, PBOOL) = (void *)base;
BOOL policy_permanent = 0xdeadbeef;
DWORD policy_flags = 0xdeadbeef;
/* GetProcessDEPPolicy crashes on Windows when a NULL pointer is passed.
* Moreover this function has a bug on Windows 8, which has the effect that
* policy_permanent is set to the content of the CL register instead of 0,
* when the policy is not permanent. To detect that we use an assembler
* wrapper to call the function. */
memcpy( base, code_atl2, sizeof(code_atl2) );
*(DWORD *)(base + 6) = (DWORD_PTR)pGetProcessDEPPolicy - (DWORD_PTR)(base + 10);
success = VirtualProtect( base, size, PAGE_EXECUTE_READWRITE, &old_prot );
ok( success, "VirtualProtect failed %u\n", GetLastError() );
success = get_dep_policy( GetCurrentProcess(), &policy_flags, &policy_permanent );
ok( success, "GetProcessDEPPolicy failed %u\n", GetLastError() );
ret = 0;
if (dep_flags & MEM_EXECUTE_OPTION_DISABLE)
ret |= PROCESS_DEP_ENABLE;
if (dep_flags & MEM_EXECUTE_OPTION_DISABLE_THUNK_EMULATION)
ret |= PROCESS_DEP_DISABLE_ATL_THUNK_EMULATION;
ok( policy_flags == ret, "expected policy flags %d, got %d\n", ret, policy_flags );
ok( !policy_permanent || broken(policy_permanent == 0x44),
"expected policy permanent FALSE, got %d\n", policy_permanent );
}
memcpy( base, code_jmp, sizeof(code_jmp) );
*(DWORD *)(base + 1) = (DWORD_PTR)jmp_test_func - (DWORD_PTR)(base + 5);
/* On Windows, the ATL Thunk emulation is only enabled while running WndProc functions,
* whereas in Wine such a limitation doesn't exist yet. We want to test in a scenario
* where it is active, so that application which depend on that still work properly.
* We have no exception handler enabled yet, so give proper EXECUTE permissions to
* prevent crashes while creating the window. */
success = VirtualProtect( base, size, PAGE_EXECUTE_READWRITE, &old_prot );
ok( success, "VirtualProtect failed %u\n", GetLastError() );
memset( &wc, 0, sizeof(wc) );
wc.cbSize = sizeof(wc);
wc.style = CS_VREDRAW | CS_HREDRAW;
wc.hInstance = GetModuleHandleA( 0 );
wc.hCursor = LoadCursorA( NULL, (LPCSTR)IDC_ARROW );
wc.hbrBackground = NULL;
wc.lpszClassName = cls_name;
wc.lpfnWndProc = (WNDPROC)base;
success = RegisterClassExA(&wc) != 0;
ok( success, "RegisterClassExA failed %u\n", GetLastError() );
hWnd = CreateWindowExA(0, cls_name, "Test", WS_TILEDWINDOW, 0, 0, 640, 480, 0, 0, 0, 0);
ok( hWnd != 0, "CreateWindowExA failed %u\n", GetLastError() );
ret = SendMessageA(hWnd, WM_USER, 0, 0);
ok( ret == 42, "SendMessage returned unexpected result %d\n", ret );
/* At first try with an instruction which is not recognized as proper ATL thunk
* by the Windows ATL Thunk Emulator. Removing execute permissions will lead to
* STATUS_ACCESS_VIOLATION exceptions when DEP is enabled. */
success = VirtualProtect( base, size, PAGE_READWRITE, &old_prot );
ok( success, "VirtualProtect failed %u\n", GetLastError() );
ret = send_message_excpt( hWnd, WM_USER, 0, 0 );
ok( ret == 42, "call returned wrong result, expected 42, got %d\n", ret );
ok( num_guard_page_calls == 0, "expected no STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
if ((dep_flags & MEM_EXECUTE_OPTION_DISABLE) && !IsProcessorFeaturePresent( PF_NX_ENABLED ))
{
trace( "DEP hardware support is not available\n" );
ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
dep_flags = MEM_EXECUTE_OPTION_ENABLE;
}
else if (dep_flags & MEM_EXECUTE_OPTION_DISABLE)
{
trace( "DEP hardware support is available\n" );
ok( num_execute_fault_calls == 1, "expected one STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
}
else
ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
/* Now a bit more complicated, the page containing the code is protected with
* PAGE_GUARD memory protection. */
success = VirtualProtect( base, size, PAGE_READWRITE | PAGE_GUARD, &old_prot );
ok( success, "VirtualProtect failed %u\n", GetLastError() );
ret = send_message_excpt( hWnd, WM_USER, 0, 0 );
ok( ret == 42, "call returned wrong result, expected 42, got %d\n", ret );
ok( num_guard_page_calls == 1, "expected one STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
if (dep_flags & MEM_EXECUTE_OPTION_DISABLE)
ok( num_execute_fault_calls == 1, "expected one STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
else
ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
ret = send_message_excpt( hWnd, WM_USER, 0, 0 );
ok( ret == 42, "call returned wrong result, expected 42, got %d\n", ret );
ok( num_guard_page_calls == 0, "expected no STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
/* Now test with a proper ATL thunk instruction. */
memcpy( base, code_atl1, sizeof(code_atl1) );
*(DWORD *)(base + 9) = (DWORD_PTR)atl_test_func - (DWORD_PTR)(base + 13);
success = VirtualProtect( base, size, PAGE_EXECUTE_READWRITE, &old_prot );
ok( success, "VirtualProtect failed %u\n", GetLastError() );
ret = SendMessageA(hWnd, WM_USER, 0, 0);
ok( ret == 43, "SendMessage returned unexpected result %d\n", ret );
/* Try executing with PAGE_READWRITE protection. */
success = VirtualProtect( base, size, PAGE_READWRITE, &old_prot );
ok( success, "VirtualProtect failed %u\n", GetLastError() );
ret = send_message_excpt( hWnd, WM_USER, 0, 0 );
ok( ret == 43, "call returned wrong result, expected 43, got %d\n", ret );
ok( num_guard_page_calls == 0, "expected no STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
if ((dep_flags & MEM_EXECUTE_OPTION_DISABLE) && (dep_flags & MEM_EXECUTE_OPTION_DISABLE_THUNK_EMULATION))
ok( num_execute_fault_calls == 1, "expected one STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
else
ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
/* Now a bit more complicated, the page containing the code is protected with
* PAGE_GUARD memory protection. */
success = VirtualProtect( base, size, PAGE_READWRITE | PAGE_GUARD, &old_prot );
ok( success, "VirtualProtect failed %u\n", GetLastError() );
/* the same, but with PAGE_GUARD set */
ret = send_message_excpt( hWnd, WM_USER, 0, 0 );
ok( ret == 43, "call returned wrong result, expected 43, got %d\n", ret );
ok( num_guard_page_calls == 1, "expected one STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
if ((dep_flags & MEM_EXECUTE_OPTION_DISABLE) && (dep_flags & MEM_EXECUTE_OPTION_DISABLE_THUNK_EMULATION))
ok( num_execute_fault_calls == 1, "expected one STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
else
ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
ret = send_message_excpt( hWnd, WM_USER, 0, 0 );
ok( ret == 43, "call returned wrong result, expected 43, got %d\n", ret );
ok( num_guard_page_calls == 0, "expected no STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
/* The following test shows that on Windows, even a vectored exception handler
* cannot intercept internal exceptions thrown by the ATL thunk emulation layer. */
if ((dep_flags & MEM_EXECUTE_OPTION_DISABLE) && !(dep_flags & MEM_EXECUTE_OPTION_DISABLE_THUNK_EMULATION))
{
if (pRtlAddVectoredExceptionHandler && pRtlRemoveVectoredExceptionHandler)
{
PVOID vectored_handler;
success = VirtualProtect( base, size, PAGE_NOACCESS, &old_prot );
ok( success, "VirtualProtect failed %u\n", GetLastError() );
vectored_handler = pRtlAddVectoredExceptionHandler( TRUE, &execute_fault_vec_handler );
ok( vectored_handler != 0, "RtlAddVectoredExceptionHandler failed\n" );
ret = send_message_excpt( hWnd, WM_USER, 0, 0 );
pRtlRemoveVectoredExceptionHandler( vectored_handler );
ok( ret == 43, "call returned wrong result, expected 43, got %d\n", ret );
ok( num_execute_fault_calls == 1, "expected one STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
}
else
win_skip( "RtlAddVectoredExceptionHandler or RtlRemoveVectoredExceptionHandler not found\n" );
}
/* Test alternative ATL thunk instructions. */
memcpy( base, code_atl2, sizeof(code_atl2) );
*(DWORD *)(base + 6) = (DWORD_PTR)atl_test_func - (DWORD_PTR)(base + 10);
success = VirtualProtect( base, size, PAGE_READWRITE, &old_prot );
ok( success, "VirtualProtect failed %u\n", GetLastError() );
ret = send_message_excpt( hWnd, WM_USER + 1, 0, 0 );
/* FIXME: we don't check the content of the register ECX yet */
ok( ret == 43, "call returned wrong result, expected 43, got %d\n", ret );
ok( num_guard_page_calls == 0, "expected no STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
if ((dep_flags & MEM_EXECUTE_OPTION_DISABLE) && (dep_flags & MEM_EXECUTE_OPTION_DISABLE_THUNK_EMULATION))
ok( num_execute_fault_calls == 1, "expected one STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
else
ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
memcpy( base, code_atl3, sizeof(code_atl3) );
*(DWORD *)(base + 6) = (DWORD_PTR)atl_test_func;
success = VirtualProtect( base, size, PAGE_READWRITE, &old_prot );
ok( success, "VirtualProtect failed %u\n", GetLastError() );
ret = send_message_excpt( hWnd, WM_USER + 1, 0, 0 );
/* FIXME: we don't check the content of the registers ECX/EDX yet */
ok( ret == 43, "call returned wrong result, expected 43, got %d\n", ret );
ok( num_guard_page_calls == 0, "expected no STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
if ((dep_flags & MEM_EXECUTE_OPTION_DISABLE) && (dep_flags & MEM_EXECUTE_OPTION_DISABLE_THUNK_EMULATION))
ok( num_execute_fault_calls == 1, "expected one STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
else
ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
memcpy( base, code_atl4, sizeof(code_atl4) );
*(DWORD *)(base + 6) = (DWORD_PTR)atl_test_func;
success = VirtualProtect( base, size, PAGE_READWRITE, &old_prot );
ok( success, "VirtualProtect failed %u\n", GetLastError() );
ret = send_message_excpt( hWnd, WM_USER + 1, 0, 0 );
/* FIXME: We don't check the content of the registers EAX/ECX yet */
ok( ret == 43, "call returned wrong result, expected 43, got %d\n", ret );
ok( num_guard_page_calls == 0, "expected no STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
if ((dep_flags & MEM_EXECUTE_OPTION_DISABLE) && (dep_flags & MEM_EXECUTE_OPTION_DISABLE_THUNK_EMULATION))
ok( num_execute_fault_calls == 1, "expected one STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
else if (dep_flags & MEM_EXECUTE_OPTION_DISABLE)
ok( num_execute_fault_calls == 0 || broken(num_execute_fault_calls == 1) /* Windows XP */,
"expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
else
ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
memcpy( base, code_atl5, sizeof(code_atl5) );
success = VirtualProtect( base, size, PAGE_READWRITE, &old_prot );
ok( success, "VirtualProtect failed %u\n", GetLastError() );
ret = (DWORD_PTR)atl5_test_func;
ret = call_proc_excpt( (void *)base, &ret - 1 );
/* FIXME: We don't check the content of the registers EAX/ECX yet */
ok( ret == 44, "call returned wrong result, expected 44, got %d\n", ret );
ok( num_guard_page_calls == 0, "expected no STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
if ((dep_flags & MEM_EXECUTE_OPTION_DISABLE) && (dep_flags & MEM_EXECUTE_OPTION_DISABLE_THUNK_EMULATION))
ok( num_execute_fault_calls == 1, "expected one STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
else if (dep_flags & MEM_EXECUTE_OPTION_DISABLE)
ok( num_execute_fault_calls == 0 || broken(num_execute_fault_calls == 1) /* Windows XP */,
"expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
else
ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
/* Restore the JMP instruction, set to executable, and then destroy the Window */
memcpy( base, code_jmp, sizeof(code_jmp) );
*(DWORD *)(base + 1) = (DWORD_PTR)jmp_test_func - (DWORD_PTR)(base + 5);
success = VirtualProtect( base, size, PAGE_EXECUTE_READWRITE, &old_prot );
ok( success, "VirtualProtect failed %u\n", GetLastError() );
DestroyWindow( hWnd );
success = UnregisterClassA( cls_name, GetModuleHandleA(0) );
ok( success, "UnregisterClass failed %u\n", GetLastError() );
VirtualFree( base, 0, MEM_FREE );
/* Repeat the tests from above with MEM_WRITE_WATCH protected memory. */
base = VirtualAlloc( 0, size, MEM_RESERVE | MEM_COMMIT | MEM_WRITE_WATCH, PAGE_READWRITE );
if (!base && (GetLastError() == ERROR_INVALID_PARAMETER || GetLastError() == ERROR_NOT_SUPPORTED))
{
win_skip( "MEM_WRITE_WATCH not supported\n" );
goto out;
}
ok( base != NULL, "VirtualAlloc failed %u\n", GetLastError() );
count = 64;
ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
ok( count == 0, "wrong count %lu\n", count );
memcpy( base, code_jmp, sizeof(code_jmp) );
*(DWORD *)(base + 1) = (DWORD_PTR)jmp_test_func - (DWORD_PTR)(base + 5);
count = 64;
ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
ok( count == 1, "wrong count %lu\n", count );
ok( results[0] == base, "wrong result %p\n", results[0] );
/* Create a new window class and associcated Window (see above) */
success = VirtualProtect( base, size, PAGE_EXECUTE_READWRITE, &old_prot );
ok( success, "VirtualProtect failed %u\n", GetLastError() );
memset( &wc, 0, sizeof(wc) );
wc.cbSize = sizeof(wc);
wc.style = CS_VREDRAW | CS_HREDRAW;
wc.hInstance = GetModuleHandleA( 0 );
wc.hCursor = LoadCursorA( NULL, (LPCSTR)IDC_ARROW );
wc.hbrBackground = NULL;
wc.lpszClassName = cls_name;
wc.lpfnWndProc = (WNDPROC)base;
success = RegisterClassExA(&wc) != 0;
ok( success, "RegisterClassExA failed %u\n", GetLastError() );
hWnd = CreateWindowExA(0, cls_name, "Test", WS_TILEDWINDOW, 0, 0, 640, 480, 0, 0, 0, 0);
ok( hWnd != 0, "CreateWindowExA failed %u\n", GetLastError() );
ret = SendMessageA(hWnd, WM_USER, 0, 0);
ok( ret == 42, "SendMessage returned unexpected result %d\n", ret );
count = 64;
ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
ok( count == 0, "wrong count %lu\n", count );
/* At first try with an instruction which is not recognized as proper ATL thunk
* by the Windows ATL Thunk Emulator. Removing execute permissions will lead to
* STATUS_ACCESS_VIOLATION exceptions when DEP is enabled. */
success = VirtualProtect( base, size, PAGE_READWRITE, &old_prot );
ok( success, "VirtualProtect failed %u\n", GetLastError() );
ret = send_message_excpt( hWnd, WM_USER, 0, 0 );
ok( ret == 42, "call returned wrong result, expected 42, got %d\n", ret );
ok( num_guard_page_calls == 0, "expected no STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
if (dep_flags & MEM_EXECUTE_OPTION_DISABLE)
ok( num_execute_fault_calls == 1, "expected one STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
else
ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
count = 64;
ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
ok( count == 0, "wrong count %lu\n", count );
ret = send_message_excpt( hWnd, WM_USER, 0, 0 );
ok( ret == 42, "call returned wrong result, expected 42, got %d\n", ret );
ok( num_guard_page_calls == 0, "expected no STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
/* Now a bit more complicated, the page containing the code is protected with
* PAGE_GUARD memory protection. */
success = VirtualProtect( base, size, PAGE_READWRITE | PAGE_GUARD, &old_prot );
ok( success, "VirtualProtect failed %u\n", GetLastError() );
ret = send_message_excpt( hWnd, WM_USER, 0, 0 );
ok( ret == 42, "call returned wrong result, expected 42, got %d\n", ret );
ok( num_guard_page_calls == 1, "expected one STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
if (dep_flags & MEM_EXECUTE_OPTION_DISABLE)
ok( num_execute_fault_calls == 1, "expected one STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
else
ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
ret = send_message_excpt( hWnd, WM_USER, 0, 0 );
ok( ret == 42, "call returned wrong result, expected 42, got %d\n", ret );
ok( num_guard_page_calls == 0, "expected no STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
count = 64;
ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
ok( count == 0 || broken(count == 1) /* Windows 8 */, "wrong count %lu\n", count );
/* Now test with a proper ATL thunk instruction. */
memcpy( base, code_atl1, sizeof(code_atl1) );
*(DWORD *)(base + 9) = (DWORD_PTR)atl_test_func - (DWORD_PTR)(base + 13);
count = 64;
ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
ok( count == 1, "wrong count %lu\n", count );
ok( results[0] == base, "wrong result %p\n", results[0] );
success = VirtualProtect( base, size, PAGE_EXECUTE_READWRITE, &old_prot );
ok( success, "VirtualProtect failed %u\n", GetLastError() );
ret = SendMessageA(hWnd, WM_USER, 0, 0);
ok( ret == 43, "SendMessage returned unexpected result %d\n", ret );
/* Try executing with PAGE_READWRITE protection. */
success = VirtualProtect( base, size, PAGE_READWRITE, &old_prot );
ok( success, "VirtualProtect failed %u\n", GetLastError() );
ret = send_message_excpt( hWnd, WM_USER, 0, 0 );
ok( ret == 43, "call returned wrong result, expected 43, got %d\n", ret );
ok( num_guard_page_calls == 0, "expected no STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
if ((dep_flags & MEM_EXECUTE_OPTION_DISABLE) && (dep_flags & MEM_EXECUTE_OPTION_DISABLE_THUNK_EMULATION))
ok( num_execute_fault_calls == 1, "expected one STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
else
ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
count = 64;
ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
ok( count == 0, "wrong count %lu\n", count );
ret = send_message_excpt( hWnd, WM_USER, 0, 0 );
ok( ret == 43, "call returned wrong result, expected 43, got %d\n", ret );
ok( num_guard_page_calls == 0, "expected no STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
if ((dep_flags & MEM_EXECUTE_OPTION_DISABLE) && (dep_flags & MEM_EXECUTE_OPTION_DISABLE_THUNK_EMULATION))
ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
else
ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
/* Now a bit more complicated, the page containing the code is protected with
* PAGE_GUARD memory protection. */
success = VirtualProtect( base, size, PAGE_READWRITE | PAGE_GUARD, &old_prot );
ok( success, "VirtualProtect failed %u\n", GetLastError() );
/* the same, but with PAGE_GUARD set */
ret = send_message_excpt( hWnd, WM_USER, 0, 0 );
ok( ret == 43, "call returned wrong result, expected 43, got %d\n", ret );
ok( num_guard_page_calls == 1, "expected one STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
if ((dep_flags & MEM_EXECUTE_OPTION_DISABLE) && (dep_flags & MEM_EXECUTE_OPTION_DISABLE_THUNK_EMULATION))
ok( num_execute_fault_calls == 1, "expected one STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
else
ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
ret = send_message_excpt( hWnd, WM_USER, 0, 0 );
ok( ret == 43, "call returned wrong result, expected 43, got %d\n", ret );
ok( num_guard_page_calls == 0, "expected no STATUS_GUARD_PAGE_VIOLATION exception, got %d exceptions\n", num_guard_page_calls );
ok( num_execute_fault_calls == 0, "expected no STATUS_ACCESS_VIOLATION exception, got %d exceptions\n", num_execute_fault_calls );
count = 64;
ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
ok( count == 0 || broken(count == 1) /* Windows 8 */, "wrong count %lu\n", count );
/* Restore the JMP instruction, set to executable, and then destroy the Window */
memcpy( base, code_jmp, sizeof(code_jmp) );
*(DWORD *)(base + 1) = (DWORD_PTR)jmp_test_func - (DWORD_PTR)(base + 5);
count = 64;
ret = pGetWriteWatch( WRITE_WATCH_FLAG_RESET, base, size, results, &count, &pagesize );
ok( !ret, "GetWriteWatch failed %u\n", GetLastError() );
ok( count == 1, "wrong count %lu\n", count );
ok( results[0] == base, "wrong result %p\n", results[0] );
success = VirtualProtect( base, size, PAGE_EXECUTE_READWRITE, &old_prot );
ok( success, "VirtualProtect failed %u\n", GetLastError() );
DestroyWindow( hWnd );
success = UnregisterClassA( cls_name, GetModuleHandleA(0) );
ok( success, "UnregisterClass failed %u\n", GetLastError() );
VirtualFree( base, 0, MEM_FREE );
out:
if (restore_flags)
{
ret = NtSetInformationProcess( GetCurrentProcess(), ProcessExecuteFlags, &old_flags, sizeof(old_flags) );
ok( !ret, "NtSetInformationProcess failed with status %08x\n", ret );
}
}
#endif /* __i386__ */
static void test_VirtualProtect(void)
{
static const struct test_data
{
DWORD prot_set, prot_get;
} td[] =
{
{ 0, 0 }, /* 0x00 */
{ PAGE_NOACCESS, PAGE_NOACCESS }, /* 0x01 */
{ PAGE_READONLY, PAGE_READONLY }, /* 0x02 */
{ PAGE_READONLY | PAGE_NOACCESS, 0 }, /* 0x03 */
{ PAGE_READWRITE, PAGE_READWRITE }, /* 0x04 */
{ PAGE_READWRITE | PAGE_NOACCESS, 0 }, /* 0x05 */
{ PAGE_READWRITE | PAGE_READONLY, 0 }, /* 0x06 */
{ PAGE_READWRITE | PAGE_READONLY | PAGE_NOACCESS, 0 }, /* 0x07 */
{ PAGE_WRITECOPY, 0 }, /* 0x08 */
{ PAGE_WRITECOPY | PAGE_NOACCESS, 0 }, /* 0x09 */
{ PAGE_WRITECOPY | PAGE_READONLY, 0 }, /* 0x0a */
{ PAGE_WRITECOPY | PAGE_NOACCESS | PAGE_READONLY, 0 }, /* 0x0b */
{ PAGE_WRITECOPY | PAGE_READWRITE, 0 }, /* 0x0c */
{ PAGE_WRITECOPY | PAGE_READWRITE | PAGE_NOACCESS, 0 }, /* 0x0d */
{ PAGE_WRITECOPY | PAGE_READWRITE | PAGE_READONLY, 0 }, /* 0x0e */
{ PAGE_WRITECOPY | PAGE_READWRITE | PAGE_READONLY | PAGE_NOACCESS, 0 }, /* 0x0f */
{ PAGE_EXECUTE, PAGE_EXECUTE }, /* 0x10 */
{ PAGE_EXECUTE_READ, PAGE_EXECUTE_READ }, /* 0x20 */
{ PAGE_EXECUTE_READ | PAGE_EXECUTE, 0 }, /* 0x30 */
{ PAGE_EXECUTE_READWRITE, PAGE_EXECUTE_READWRITE }, /* 0x40 */
{ PAGE_EXECUTE_READWRITE | PAGE_EXECUTE, 0 }, /* 0x50 */
{ PAGE_EXECUTE_READWRITE | PAGE_EXECUTE_READ, 0 }, /* 0x60 */
{ PAGE_EXECUTE_READWRITE | PAGE_EXECUTE_READ | PAGE_EXECUTE, 0 }, /* 0x70 */
{ PAGE_EXECUTE_WRITECOPY, 0 }, /* 0x80 */
{ PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE, 0 }, /* 0x90 */
{ PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READ, 0 }, /* 0xa0 */
{ PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READ | PAGE_EXECUTE, 0 }, /* 0xb0 */
{ PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READWRITE, 0 }, /* 0xc0 */
{ PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READWRITE | PAGE_EXECUTE, 0 }, /* 0xd0 */
{ PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READWRITE | PAGE_EXECUTE_READ, 0 }, /* 0xe0 */
{ PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READWRITE | PAGE_EXECUTE_READ | PAGE_EXECUTE, 0 } /* 0xf0 */
};
char *base, *ptr;
DWORD ret, old_prot, rw_prot, exec_prot, i, j;
MEMORY_BASIC_INFORMATION info;
SYSTEM_INFO si;
void *addr;
SIZE_T size;
NTSTATUS status;
GetSystemInfo(&si);
trace("system page size %#x\n", si.dwPageSize);
SetLastError(0xdeadbeef);
base = VirtualAlloc(0, si.dwPageSize, MEM_RESERVE | MEM_COMMIT, PAGE_NOACCESS);
ok(base != NULL, "VirtualAlloc failed %d\n", GetLastError());
SetLastError(0xdeadbeef);
ret = VirtualProtect(base, si.dwPageSize, PAGE_READONLY, NULL);
ok(!ret, "VirtualProtect should fail\n");
ok(GetLastError() == ERROR_NOACCESS, "expected ERROR_NOACCESS, got %d\n", GetLastError());
old_prot = 0xdeadbeef;
ret = VirtualProtect(base, si.dwPageSize, PAGE_NOACCESS, &old_prot);
ok(ret, "VirtualProtect failed %d\n", GetLastError());
ok(old_prot == PAGE_NOACCESS, "got %#x != expected PAGE_NOACCESS\n", old_prot);
addr = base;
size = si.dwPageSize;
status = pNtProtectVirtualMemory(GetCurrentProcess(), &addr, &size, PAGE_READONLY, NULL);
ok(status == STATUS_ACCESS_VIOLATION, "NtProtectVirtualMemory should fail, got %08x\n", status);
addr = base;
size = si.dwPageSize;
old_prot = 0xdeadbeef;
status = pNtProtectVirtualMemory(GetCurrentProcess(), &addr, &size, PAGE_NOACCESS, &old_prot);
ok(status == STATUS_SUCCESS, "NtProtectVirtualMemory should succeed, got %08x\n", status);
ok(old_prot == PAGE_NOACCESS, "got %#x != expected PAGE_NOACCESS\n", old_prot);
for (i = 0; i < sizeof(td)/sizeof(td[0]); i++)
{
SetLastError(0xdeadbeef);
ret = VirtualQuery(base, &info, sizeof(info));
ok(ret, "VirtualQuery failed %d\n", GetLastError());
ok(info.BaseAddress == base, "%d: got %p != expected %p\n", i, info.BaseAddress, base);
ok(info.RegionSize == si.dwPageSize, "%d: got %#lx != expected %#x\n", i, info.RegionSize, si.dwPageSize);
ok(info.Protect == PAGE_NOACCESS, "%d: got %#x != expected PAGE_NOACCESS\n", i, info.Protect);
ok(info.AllocationBase == base, "%d: %p != %p\n", i, info.AllocationBase, base);
ok(info.AllocationProtect == PAGE_NOACCESS, "%d: %#x != PAGE_NOACCESS\n", i, info.AllocationProtect);
ok(info.State == MEM_COMMIT, "%d: %#x != MEM_COMMIT\n", i, info.State);
ok(info.Type == MEM_PRIVATE, "%d: %#x != MEM_PRIVATE\n", i, info.Type);
old_prot = 0xdeadbeef;
SetLastError(0xdeadbeef);
ret = VirtualProtect(base, si.dwPageSize, td[i].prot_set, &old_prot);
if (td[i].prot_get)
{
ok(ret, "%d: VirtualProtect error %d\n", i, GetLastError());
ok(old_prot == PAGE_NOACCESS, "%d: got %#x != expected PAGE_NOACCESS\n", i, old_prot);
SetLastError(0xdeadbeef);
ret = VirtualQuery(base, &info, sizeof(info));
ok(ret, "VirtualQuery failed %d\n", GetLastError());
ok(info.BaseAddress == base, "%d: got %p != expected %p\n", i, info.BaseAddress, base);
ok(info.RegionSize == si.dwPageSize, "%d: got %#lx != expected %#x\n", i, info.RegionSize, si.dwPageSize);
ok(info.Protect == td[i].prot_get, "%d: got %#x != expected %#x\n", i, info.Protect, td[i].prot_get);
ok(info.AllocationBase == base, "%d: %p != %p\n", i, info.AllocationBase, base);
ok(info.AllocationProtect == PAGE_NOACCESS, "%d: %#x != PAGE_NOACCESS\n", i, info.AllocationProtect);
ok(info.State == MEM_COMMIT, "%d: %#x != MEM_COMMIT\n", i, info.State);
ok(info.Type == MEM_PRIVATE, "%d: %#x != MEM_PRIVATE\n", i, info.Type);
}
else
{
ok(!ret, "%d: VirtualProtect should fail\n", i);
ok(GetLastError() == ERROR_INVALID_PARAMETER, "%d: expected ERROR_INVALID_PARAMETER, got %d\n", i, GetLastError());
}
old_prot = 0xdeadbeef;
SetLastError(0xdeadbeef);
ret = VirtualProtect(base, si.dwPageSize, PAGE_NOACCESS, &old_prot);
ok(ret, "%d: VirtualProtect error %d\n", i, GetLastError());
if (td[i].prot_get)
ok(old_prot == td[i].prot_get, "%d: got %#x != expected %#x\n", i, old_prot, td[i].prot_get);
else
ok(old_prot == PAGE_NOACCESS, "%d: got %#x != expected PAGE_NOACCESS\n", i, old_prot);
}
exec_prot = 0;
for (i = 0; i <= 4; i++)
{
rw_prot = 0;
for (j = 0; j <= 4; j++)
{
DWORD prot = exec_prot | rw_prot;
SetLastError(0xdeadbeef);
ptr = VirtualAlloc(base, si.dwPageSize, MEM_COMMIT, prot);
if ((rw_prot && exec_prot) || (!rw_prot && !exec_prot))
{
ok(!ptr, "VirtualAlloc(%02x) should fail\n", prot);
ok(GetLastError() == ERROR_INVALID_PARAMETER, "expected ERROR_INVALID_PARAMETER, got %d\n", GetLastError());
}
else
{
if (prot & (PAGE_WRITECOPY | PAGE_EXECUTE_WRITECOPY))
{
ok(!ptr, "VirtualAlloc(%02x) should fail\n", prot);
ok(GetLastError() == ERROR_INVALID_PARAMETER, "expected ERROR_INVALID_PARAMETER, got %d\n", GetLastError());
}
else
{
ok(ptr != NULL, "VirtualAlloc(%02x) error %d\n", prot, GetLastError());
ok(ptr == base, "expected %p, got %p\n", base, ptr);
}
}
SetLastError(0xdeadbeef);
ret = VirtualProtect(base, si.dwPageSize, prot, &old_prot);
if ((rw_prot && exec_prot) || (!rw_prot && !exec_prot))
{
ok(!ret, "VirtualProtect(%02x) should fail\n", prot);
ok(GetLastError() == ERROR_INVALID_PARAMETER, "expected ERROR_INVALID_PARAMETER, got %d\n", GetLastError());
}
else
{
if (prot & (PAGE_WRITECOPY | PAGE_EXECUTE_WRITECOPY))
{
ok(!ret, "VirtualProtect(%02x) should fail\n", prot);
ok(GetLastError() == ERROR_INVALID_PARAMETER, "expected ERROR_INVALID_PARAMETER, got %d\n", GetLastError());
}
else
ok(ret, "VirtualProtect(%02x) error %d\n", prot, GetLastError());
}
rw_prot = 1 << j;
}
exec_prot = 1 << (i + 4);
}
VirtualFree(base, 0, MEM_FREE);
}
static BOOL is_mem_writable(DWORD prot)
{
switch (prot & 0xff)
{
case PAGE_READWRITE:
case PAGE_WRITECOPY:
case PAGE_EXECUTE_READWRITE:
case PAGE_EXECUTE_WRITECOPY:
return TRUE;
default:
return FALSE;
}
}
static void test_VirtualAlloc_protection(void)
{
static const struct test_data
{
DWORD prot;
BOOL success;
} td[] =
{
{ 0, FALSE }, /* 0x00 */
{ PAGE_NOACCESS, TRUE }, /* 0x01 */
{ PAGE_READONLY, TRUE }, /* 0x02 */
{ PAGE_READONLY | PAGE_NOACCESS, FALSE }, /* 0x03 */
{ PAGE_READWRITE, TRUE }, /* 0x04 */
{ PAGE_READWRITE | PAGE_NOACCESS, FALSE }, /* 0x05 */
{ PAGE_READWRITE | PAGE_READONLY, FALSE }, /* 0x06 */
{ PAGE_READWRITE | PAGE_READONLY | PAGE_NOACCESS, FALSE }, /* 0x07 */
{ PAGE_WRITECOPY, FALSE }, /* 0x08 */
{ PAGE_WRITECOPY | PAGE_NOACCESS, FALSE }, /* 0x09 */
{ PAGE_WRITECOPY | PAGE_READONLY, FALSE }, /* 0x0a */
{ PAGE_WRITECOPY | PAGE_NOACCESS | PAGE_READONLY, FALSE }, /* 0x0b */
{ PAGE_WRITECOPY | PAGE_READWRITE, FALSE }, /* 0x0c */
{ PAGE_WRITECOPY | PAGE_READWRITE | PAGE_NOACCESS, FALSE }, /* 0x0d */
{ PAGE_WRITECOPY | PAGE_READWRITE | PAGE_READONLY, FALSE }, /* 0x0e */
{ PAGE_WRITECOPY | PAGE_READWRITE | PAGE_READONLY | PAGE_NOACCESS, FALSE }, /* 0x0f */
{ PAGE_EXECUTE, TRUE }, /* 0x10 */
{ PAGE_EXECUTE_READ, TRUE }, /* 0x20 */
{ PAGE_EXECUTE_READ | PAGE_EXECUTE, FALSE }, /* 0x30 */
{ PAGE_EXECUTE_READWRITE, TRUE }, /* 0x40 */
{ PAGE_EXECUTE_READWRITE | PAGE_EXECUTE, FALSE }, /* 0x50 */
{ PAGE_EXECUTE_READWRITE | PAGE_EXECUTE_READ, FALSE }, /* 0x60 */
{ PAGE_EXECUTE_READWRITE | PAGE_EXECUTE_READ | PAGE_EXECUTE, FALSE }, /* 0x70 */
{ PAGE_EXECUTE_WRITECOPY, FALSE }, /* 0x80 */
{ PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE, FALSE }, /* 0x90 */
{ PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READ, FALSE }, /* 0xa0 */
{ PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READ | PAGE_EXECUTE, FALSE }, /* 0xb0 */
{ PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READWRITE, FALSE }, /* 0xc0 */
{ PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READWRITE | PAGE_EXECUTE, FALSE }, /* 0xd0 */
{ PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READWRITE | PAGE_EXECUTE_READ, FALSE }, /* 0xe0 */
{ PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READWRITE | PAGE_EXECUTE_READ | PAGE_EXECUTE, FALSE } /* 0xf0 */
};
char *base, *ptr;
DWORD ret, i;
MEMORY_BASIC_INFORMATION info;
SYSTEM_INFO si;
GetSystemInfo(&si);
trace("system page size %#x\n", si.dwPageSize);
for (i = 0; i < sizeof(td)/sizeof(td[0]); i++)
{
SetLastError(0xdeadbeef);
base = VirtualAlloc(0, si.dwPageSize, MEM_COMMIT, td[i].prot);
if (td[i].success)
{
ok(base != NULL, "%d: VirtualAlloc failed %d\n", i, GetLastError());
SetLastError(0xdeadbeef);
ret = VirtualQuery(base, &info, sizeof(info));
ok(ret, "VirtualQuery failed %d\n", GetLastError());
ok(info.BaseAddress == base, "%d: got %p != expected %p\n", i, info.BaseAddress, base);
ok(info.RegionSize == si.dwPageSize, "%d: got %#lx != expected %#x\n", i, info.RegionSize, si.dwPageSize);
ok(info.Protect == td[i].prot, "%d: got %#x != expected %#x\n", i, info.Protect, td[i].prot);
ok(info.AllocationBase == base, "%d: %p != %p\n", i, info.AllocationBase, base);
ok(info.AllocationProtect == td[i].prot, "%d: %#x != %#x\n", i, info.AllocationProtect, td[i].prot);
ok(info.State == MEM_COMMIT, "%d: %#x != MEM_COMMIT\n", i, info.State);
ok(info.Type == MEM_PRIVATE, "%d: %#x != MEM_PRIVATE\n", i, info.Type);
if (is_mem_writable(info.Protect))
{
base[0] = 0xfe;
SetLastError(0xdeadbeef);
ret = VirtualQuery(base, &info, sizeof(info));
ok(ret, "VirtualQuery failed %d\n", GetLastError());
ok(info.Protect == td[i].prot, "%d: got %#x != expected %#x\n", i, info.Protect, td[i].prot);
}
SetLastError(0xdeadbeef);
ptr = VirtualAlloc(base, si.dwPageSize, MEM_COMMIT, td[i].prot);
ok(ptr == base, "%d: VirtualAlloc failed %d\n", i, GetLastError());
VirtualFree(base, 0, MEM_FREE);
}
else
{
ok(!base, "%d: VirtualAlloc should fail\n", i);
ok(GetLastError() == ERROR_INVALID_PARAMETER, "%d: expected ERROR_INVALID_PARAMETER, got %d\n", i, GetLastError());
}
}
}
static void test_CreateFileMapping_protection(void)
{
static const struct test_data
{
DWORD prot;
BOOL success;
DWORD prot_after_write;
} td[] =
{
{ 0, FALSE, 0 }, /* 0x00 */
{ PAGE_NOACCESS, FALSE, PAGE_NOACCESS }, /* 0x01 */
{ PAGE_READONLY, TRUE, PAGE_READONLY }, /* 0x02 */
{ PAGE_READONLY | PAGE_NOACCESS, FALSE, PAGE_NOACCESS }, /* 0x03 */
{ PAGE_READWRITE, TRUE, PAGE_READWRITE }, /* 0x04 */
{ PAGE_READWRITE | PAGE_NOACCESS, FALSE, PAGE_NOACCESS }, /* 0x05 */
{ PAGE_READWRITE | PAGE_READONLY, FALSE, PAGE_NOACCESS }, /* 0x06 */
{ PAGE_READWRITE | PAGE_READONLY | PAGE_NOACCESS, FALSE, PAGE_NOACCESS }, /* 0x07 */
{ PAGE_WRITECOPY, TRUE, PAGE_READWRITE }, /* 0x08 */
{ PAGE_WRITECOPY | PAGE_NOACCESS, FALSE, PAGE_NOACCESS }, /* 0x09 */
{ PAGE_WRITECOPY | PAGE_READONLY, FALSE, PAGE_NOACCESS }, /* 0x0a */
{ PAGE_WRITECOPY | PAGE_NOACCESS | PAGE_READONLY, FALSE, PAGE_NOACCESS }, /* 0x0b */
{ PAGE_WRITECOPY | PAGE_READWRITE, FALSE, PAGE_NOACCESS }, /* 0x0c */
{ PAGE_WRITECOPY | PAGE_READWRITE | PAGE_NOACCESS, FALSE, PAGE_NOACCESS }, /* 0x0d */
{ PAGE_WRITECOPY | PAGE_READWRITE | PAGE_READONLY, FALSE, PAGE_NOACCESS }, /* 0x0e */
{ PAGE_WRITECOPY | PAGE_READWRITE | PAGE_READONLY | PAGE_NOACCESS, FALSE, PAGE_NOACCESS }, /* 0x0f */
{ PAGE_EXECUTE, FALSE, PAGE_EXECUTE }, /* 0x10 */
{ PAGE_EXECUTE_READ, TRUE, PAGE_EXECUTE_READ }, /* 0x20 */
{ PAGE_EXECUTE_READ | PAGE_EXECUTE, FALSE, PAGE_EXECUTE_READ }, /* 0x30 */
{ PAGE_EXECUTE_READWRITE, TRUE, PAGE_EXECUTE_READWRITE }, /* 0x40 */
{ PAGE_EXECUTE_READWRITE | PAGE_EXECUTE, FALSE, PAGE_NOACCESS }, /* 0x50 */
{ PAGE_EXECUTE_READWRITE | PAGE_EXECUTE_READ, FALSE, PAGE_NOACCESS }, /* 0x60 */
{ PAGE_EXECUTE_READWRITE | PAGE_EXECUTE_READ | PAGE_EXECUTE, FALSE, PAGE_NOACCESS }, /* 0x70 */
{ PAGE_EXECUTE_WRITECOPY, TRUE, PAGE_EXECUTE_READWRITE }, /* 0x80 */
{ PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE, FALSE, PAGE_NOACCESS }, /* 0x90 */
{ PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READ, FALSE, PAGE_NOACCESS }, /* 0xa0 */
{ PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READ | PAGE_EXECUTE, FALSE, PAGE_NOACCESS }, /* 0xb0 */
{ PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READWRITE, FALSE, PAGE_NOACCESS }, /* 0xc0 */
{ PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READWRITE | PAGE_EXECUTE, FALSE, PAGE_NOACCESS }, /* 0xd0 */
{ PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READWRITE | PAGE_EXECUTE_READ, FALSE, PAGE_NOACCESS }, /* 0xe0 */
{ PAGE_EXECUTE_WRITECOPY | PAGE_EXECUTE_READWRITE | PAGE_EXECUTE_READ | PAGE_EXECUTE, FALSE, PAGE_NOACCESS } /* 0xf0 */
};
char *base, *ptr;
DWORD ret, i, alloc_prot, prot, old_prot;
MEMORY_BASIC_INFORMATION info;
SYSTEM_INFO si;
char temp_path[MAX_PATH];
char file_name[MAX_PATH];
HANDLE hfile, hmap;
BOOL page_exec_supported = TRUE;
GetSystemInfo(&si);
trace("system page size %#x\n", si.dwPageSize);
GetTempPathA(MAX_PATH, temp_path);
GetTempFileNameA(temp_path, "map", 0, file_name);
SetLastError(0xdeadbeef);
hfile = CreateFileA(file_name, GENERIC_READ|GENERIC_WRITE|GENERIC_EXECUTE, 0, NULL, CREATE_ALWAYS, 0, 0);
ok(hfile != INVALID_HANDLE_VALUE, "CreateFile(%s) error %d\n", file_name, GetLastError());
SetFilePointer(hfile, si.dwPageSize, NULL, FILE_BEGIN);
SetEndOfFile(hfile);
for (i = 0; i < sizeof(td)/sizeof(td[0]); i++)
{
SetLastError(0xdeadbeef);
hmap = CreateFileMappingW(hfile, NULL, td[i].prot | SEC_COMMIT, 0, si.dwPageSize, NULL);
if (td[i].success)
{
if (!hmap)
{
trace("%d: CreateFileMapping(%04x) failed: %d\n", i, td[i].prot, GetLastError());
/* NT4 and win2k don't support EXEC on file mappings */
if (td[i].prot == PAGE_EXECUTE_READ || td[i].prot == PAGE_EXECUTE_READWRITE)
{
page_exec_supported = FALSE;
ok(broken(!hmap), "%d: CreateFileMapping doesn't support PAGE_EXECUTE\n", i);
continue;
}
/* Vista+ supports PAGE_EXECUTE_WRITECOPY, earlier versions don't */
if (td[i].prot == PAGE_EXECUTE_WRITECOPY)
{
page_exec_supported = FALSE;
ok(broken(!hmap), "%d: CreateFileMapping doesn't support PAGE_EXECUTE_WRITECOPY\n", i);
continue;
}
}
ok(hmap != 0, "%d: CreateFileMapping(%04x) error %d\n", i, td[i].prot, GetLastError());
base = MapViewOfFile(hmap, FILE_MAP_READ, 0, 0, 0);
ok(base != NULL, "%d: MapViewOfFile failed %d\n", i, GetLastError());
SetLastError(0xdeadbeef);
ret = VirtualQuery(base, &info, sizeof(info));
ok(ret, "VirtualQuery failed %d\n", GetLastError());
ok(info.BaseAddress == base, "%d: got %p != expected %p\n", i, info.BaseAddress, base);
ok(info.RegionSize == si.dwPageSize, "%d: got %#lx != expected %#x\n", i, info.RegionSize, si.dwPageSize);
ok(info.Protect == PAGE_READONLY, "%d: got %#x != expected PAGE_READONLY\n", i, info.Protect);
ok(info.AllocationBase == base, "%d: %p != %p\n", i, info.AllocationBase, base);
ok(info.AllocationProtect == PAGE_READONLY, "%d: %#x != PAGE_READONLY\n", i, info.AllocationProtect);
ok(info.State == MEM_COMMIT, "%d: %#x != MEM_COMMIT\n", i, info.State);
ok(info.Type == MEM_MAPPED, "%d: %#x != MEM_MAPPED\n", i, info.Type);
if (is_mem_writable(info.Protect))
{
base[0] = 0xfe;
SetLastError(0xdeadbeef);
ret = VirtualQuery(base, &info, sizeof(info));
ok(ret, "VirtualQuery failed %d\n", GetLastError());
ok(info.Protect == td[i].prot, "%d: got %#x != expected %#x\n", i, info.Protect, td[i].prot);
}
SetLastError(0xdeadbeef);
ptr = VirtualAlloc(base, si.dwPageSize, MEM_COMMIT, td[i].prot);
ok(!ptr, "%d: VirtualAlloc(%02x) should fail\n", i, td[i].prot);
/* FIXME: remove once Wine is fixed */
if (td[i].prot == PAGE_WRITECOPY || td[i].prot == PAGE_EXECUTE_WRITECOPY)
todo_wine
ok(GetLastError() == ERROR_ACCESS_DENIED, "%d: expected ERROR_ACCESS_DENIED, got %d\n", i, GetLastError());
else
ok(GetLastError() == ERROR_ACCESS_DENIED, "%d: expected ERROR_ACCESS_DENIED, got %d\n", i, GetLastError());
SetLastError(0xdeadbeef);
ret = VirtualProtect(base, si.dwPageSize, td[i].prot, &old_prot);
if (td[i].prot == PAGE_READONLY || td[i].prot == PAGE_WRITECOPY)
ok(ret, "%d: VirtualProtect(%02x) error %d\n", i, td[i].prot, GetLastError());
else
{
ok(!ret, "%d: VirtualProtect(%02x) should fail\n", i, td[i].prot);
ok(GetLastError() == ERROR_INVALID_PARAMETER, "%d: expected ERROR_INVALID_PARAMETER, got %d\n", i, GetLastError());
}
UnmapViewOfFile(base);
CloseHandle(hmap);
}
else
{
ok(!hmap, "%d: CreateFileMapping should fail\n", i);
ok(GetLastError() == ERROR_INVALID_PARAMETER, "%d: expected ERROR_INVALID_PARAMETER, got %d\n", i, GetLastError());
}
}
if (page_exec_supported) alloc_prot = PAGE_EXECUTE_READWRITE;
else alloc_prot = PAGE_READWRITE;
SetLastError(0xdeadbeef);
hmap = CreateFileMappingW(hfile, NULL, alloc_prot, 0, si.dwPageSize, NULL);
ok(hmap != 0, "%d: CreateFileMapping error %d\n", i, GetLastError());
SetLastError(0xdeadbeef);
base = MapViewOfFile(hmap, FILE_MAP_READ | FILE_MAP_WRITE | (page_exec_supported ? FILE_MAP_EXECUTE : 0), 0, 0, 0);
ok(base != NULL, "MapViewOfFile failed %d\n", GetLastError());
old_prot = 0xdeadbeef;
SetLastError(0xdeadbeef);
ret = VirtualProtect(base, si.dwPageSize, PAGE_NOACCESS, &old_prot);
ok(ret, "VirtualProtect error %d\n", GetLastError());
ok(old_prot == alloc_prot, "got %#x != expected %#x\n", old_prot, alloc_prot);
for (i = 0; i < sizeof(td)/sizeof(td[0]); i++)
{
SetLastError(0xdeadbeef);
ret = VirtualQuery(base, &info, sizeof(info));
ok(ret, "VirtualQuery failed %d\n", GetLastError());
ok(info.BaseAddress == base, "%d: got %p != expected %p\n", i, info.BaseAddress, base);
ok(info.RegionSize == si.dwPageSize, "%d: got %#lx != expected %#x\n", i, info.RegionSize, si.dwPageSize);
ok(info.Protect == PAGE_NOACCESS, "%d: got %#x != expected PAGE_NOACCESS\n", i, info.Protect);
ok(info.AllocationBase == base, "%d: %p != %p\n", i, info.AllocationBase, base);
ok(info.AllocationProtect == alloc_prot, "%d: %#x != %#x\n", i, info.AllocationProtect, alloc_prot);
ok(info.State == MEM_COMMIT, "%d: %#x != MEM_COMMIT\n", i, info.State);
ok(info.Type == MEM_MAPPED, "%d: %#x != MEM_MAPPED\n", i, info.Type);
old_prot = 0xdeadbeef;
SetLastError(0xdeadbeef);
ret = VirtualProtect(base, si.dwPageSize, td[i].prot, &old_prot);
if (td[i].success || td[i].prot == PAGE_NOACCESS || td[i].prot == PAGE_EXECUTE)
{
if (!ret)
{
/* win2k and XP don't support EXEC on file mappings */
if (td[i].prot == PAGE_EXECUTE)
{
ok(broken(!ret), "%d: VirtualProtect doesn't support PAGE_EXECUTE\n", i);
continue;
}
/* NT4 and win2k don't support EXEC on file mappings */
if (td[i].prot == PAGE_EXECUTE_READ || td[i].prot == PAGE_EXECUTE_READWRITE)
{
ok(broken(!ret), "%d: VirtualProtect doesn't support PAGE_EXECUTE\n", i);
continue;
}
/* Vista+ supports PAGE_EXECUTE_WRITECOPY, earlier versions don't */
if (td[i].prot == PAGE_EXECUTE_WRITECOPY)
{
ok(broken(!ret), "%d: VirtualProtect doesn't support PAGE_EXECUTE_WRITECOPY\n", i);
continue;
}
}
ok(ret, "%d: VirtualProtect error %d\n", i, GetLastError());
ok(old_prot == PAGE_NOACCESS, "%d: got %#x != expected PAGE_NOACCESS\n", i, old_prot);
prot = td[i].prot;
/* looks strange but Windows doesn't do this for PAGE_WRITECOPY */
if (prot == PAGE_EXECUTE_WRITECOPY) prot = PAGE_EXECUTE_READWRITE;
SetLastError(0xdeadbeef);
ret = VirtualQuery(base, &info, sizeof(info));
ok(ret, "VirtualQuery failed %d\n", GetLastError());
ok(info.BaseAddress == base, "%d: got %p != expected %p\n", i, info.BaseAddress, base);
ok(info.RegionSize == si.dwPageSize, "%d: got %#lx != expected %#x\n", i, info.RegionSize, si.dwPageSize);
/* FIXME: remove the condition below once Wine is fixed */
if (td[i].prot == PAGE_EXECUTE_WRITECOPY)
todo_wine ok(info.Protect == prot, "%d: got %#x != expected %#x\n", i, info.Protect, prot);
else
ok(info.Protect == prot, "%d: got %#x != expected %#x\n", i, info.Protect, prot);
ok(info.AllocationBase == base, "%d: %p != %p\n", i, info.AllocationBase, base);
ok(info.AllocationProtect == alloc_prot, "%d: %#x != %#x\n", i, info.AllocationProtect, alloc_prot);
ok(info.State == MEM_COMMIT, "%d: %#x != MEM_COMMIT\n", i, info.State);
ok(info.Type == MEM_MAPPED, "%d: %#x != MEM_MAPPED\n", i, info.Type);
if (is_mem_writable(info.Protect))
{
base[0] = 0xfe;
SetLastError(0xdeadbeef);
ret = VirtualQuery(base, &info, sizeof(info));
ok(ret, "VirtualQuery failed %d\n", GetLastError());
/* FIXME: remove the condition below once Wine is fixed */
if (td[i].prot == PAGE_WRITECOPY || td[i].prot == PAGE_EXECUTE_WRITECOPY)
todo_wine ok(info.Protect == td[i].prot_after_write, "%d: got %#x != expected %#x\n", i, info.Protect, td[i].prot_after_write);
else
ok(info.Protect == td[i].prot_after_write, "%d: got %#x != expected %#x\n", i, info.Protect, td[i].prot_after_write);
}
}
else
{
ok(!ret, "%d: VirtualProtect should fail\n", i);
ok(GetLastError() == ERROR_INVALID_PARAMETER, "%d: expected ERROR_INVALID_PARAMETER, got %d\n", i, GetLastError());
continue;
}
old_prot = 0xdeadbeef;
SetLastError(0xdeadbeef);
ret = VirtualProtect(base, si.dwPageSize, PAGE_NOACCESS, &old_prot);
ok(ret, "%d: VirtualProtect error %d\n", i, GetLastError());
/* FIXME: remove the condition below once Wine is fixed */
if (td[i].prot == PAGE_WRITECOPY || td[i].prot == PAGE_EXECUTE_WRITECOPY)
todo_wine ok(old_prot == td[i].prot_after_write, "%d: got %#x != expected %#x\n", i, old_prot, td[i].prot_after_write);
else
ok(old_prot == td[i].prot_after_write, "%d: got %#x != expected %#x\n", i, old_prot, td[i].prot_after_write);
}
UnmapViewOfFile(base);
CloseHandle(hmap);
CloseHandle(hfile);
DeleteFileA(file_name);
}
#define ACCESS_READ 0x01
#define ACCESS_WRITE 0x02
#define ACCESS_EXECUTE 0x04
#define ACCESS_WRITECOPY 0x08
static DWORD page_prot_to_access(DWORD prot)
{
switch (prot)
{
case PAGE_READWRITE:
return ACCESS_READ | ACCESS_WRITE;
case PAGE_EXECUTE:
case PAGE_EXECUTE_READ:
return ACCESS_READ | ACCESS_EXECUTE;
case PAGE_EXECUTE_READWRITE:
return ACCESS_READ | ACCESS_WRITE | ACCESS_WRITECOPY | ACCESS_EXECUTE;
case PAGE_EXECUTE_WRITECOPY:
return ACCESS_READ | ACCESS_WRITECOPY | ACCESS_EXECUTE;
case PAGE_READONLY:
return ACCESS_READ;
case PAGE_WRITECOPY:
return ACCESS_READ;
default:
return 0;
}
}
static BOOL is_compatible_protection(DWORD map_prot, DWORD view_prot, DWORD prot)
{
DWORD map_access, view_access, prot_access;
map_access = page_prot_to_access(map_prot);
view_access = page_prot_to_access(view_prot);
prot_access = page_prot_to_access(prot);
if (view_access == prot_access) return TRUE;
if (!view_access) return FALSE;
if ((view_access & prot_access) != prot_access) return FALSE;
if ((map_access & prot_access) == prot_access) return TRUE;
return FALSE;
}
static DWORD map_prot_to_access(DWORD prot)
{
switch (prot)
{
case PAGE_READWRITE:
case PAGE_EXECUTE_READWRITE:
return SECTION_MAP_READ | SECTION_MAP_WRITE | SECTION_MAP_EXECUTE | SECTION_MAP_EXECUTE_EXPLICIT | SECTION_QUERY;
case PAGE_READONLY:
case PAGE_WRITECOPY:
case PAGE_EXECUTE:
case PAGE_EXECUTE_READ:
case PAGE_EXECUTE_WRITECOPY:
return SECTION_MAP_READ | SECTION_MAP_EXECUTE | SECTION_MAP_EXECUTE_EXPLICIT | SECTION_QUERY;
default:
return 0;
}
}
static BOOL is_compatible_access(DWORD map_prot, DWORD view_prot)
{
DWORD access = map_prot_to_access(map_prot);
if (!view_prot) view_prot = SECTION_MAP_READ;
return (view_prot & access) == view_prot;
}
static void *map_view_of_file(HANDLE handle, DWORD access)
{
NTSTATUS status;
LARGE_INTEGER offset;
SIZE_T count;
ULONG protect;
BOOL exec;
void *addr;
if (!pNtMapViewOfSection) return NULL;
count = 0;
offset.u.LowPart = 0;
offset.u.HighPart = 0;
exec = access & FILE_MAP_EXECUTE;
access &= ~FILE_MAP_EXECUTE;
if (access == FILE_MAP_COPY)
{
if (exec)
protect = PAGE_EXECUTE_WRITECOPY;
else
protect = PAGE_WRITECOPY;
}
else if (access & FILE_MAP_WRITE)
{
if (exec)
protect = PAGE_EXECUTE_READWRITE;
else
protect = PAGE_READWRITE;
}
else if (access & FILE_MAP_READ)
{
if (exec)
protect = PAGE_EXECUTE_READ;
else
protect = PAGE_READONLY;
}
else protect = PAGE_NOACCESS;
addr = NULL;
status = pNtMapViewOfSection(handle, GetCurrentProcess(), &addr, 0, 0, &offset,
&count, 1 /* ViewShare */, 0, protect);
if (status)
{
/* for simplicity */
SetLastError(ERROR_ACCESS_DENIED);
addr = NULL;
}
return addr;
}
static void test_mapping(void)
{
static const DWORD page_prot[] =
{
PAGE_NOACCESS, PAGE_READONLY, PAGE_READWRITE, PAGE_WRITECOPY,
PAGE_EXECUTE_READ, PAGE_EXECUTE_READWRITE, PAGE_EXECUTE_WRITECOPY
};
static const struct
{
DWORD access, prot;
} view[] =
{
{ 0, PAGE_NOACCESS }, /* 0x00 */
{ FILE_MAP_COPY, PAGE_WRITECOPY }, /* 0x01 */
{ FILE_MAP_WRITE, PAGE_READWRITE }, /* 0x02 */
{ FILE_MAP_WRITE | FILE_MAP_COPY, PAGE_READWRITE }, /* 0x03 */
{ FILE_MAP_READ, PAGE_READONLY }, /* 0x04 */
{ FILE_MAP_READ | FILE_MAP_COPY, PAGE_READONLY }, /* 0x05 */
{ FILE_MAP_READ | FILE_MAP_WRITE, PAGE_READWRITE }, /* 0x06 */
{ FILE_MAP_READ | FILE_MAP_WRITE | FILE_MAP_COPY, PAGE_READWRITE }, /* 0x07 */
{ SECTION_MAP_EXECUTE, PAGE_NOACCESS }, /* 0x08 */
{ SECTION_MAP_EXECUTE | FILE_MAP_COPY, PAGE_NOACCESS }, /* 0x09 */
{ SECTION_MAP_EXECUTE | FILE_MAP_WRITE, PAGE_READWRITE }, /* 0x0a */
{ SECTION_MAP_EXECUTE | FILE_MAP_WRITE | FILE_MAP_COPY, PAGE_READWRITE }, /* 0x0b */
{ SECTION_MAP_EXECUTE | FILE_MAP_READ, PAGE_READONLY }, /* 0x0c */
{ SECTION_MAP_EXECUTE | FILE_MAP_READ | FILE_MAP_COPY, PAGE_READONLY }, /* 0x0d */
{ SECTION_MAP_EXECUTE | FILE_MAP_READ | FILE_MAP_WRITE, PAGE_READWRITE }, /* 0x0e */
{ SECTION_MAP_EXECUTE | FILE_MAP_READ | FILE_MAP_WRITE | FILE_MAP_COPY, PAGE_READWRITE }, /* 0x0f */
{ FILE_MAP_EXECUTE, PAGE_NOACCESS }, /* 0x20 */
{ FILE_MAP_EXECUTE | FILE_MAP_COPY, PAGE_EXECUTE_WRITECOPY }, /* 0x21 */
{ FILE_MAP_EXECUTE | FILE_MAP_WRITE, PAGE_EXECUTE_READWRITE }, /* 0x22 */
{ FILE_MAP_EXECUTE | FILE_MAP_WRITE | FILE_MAP_COPY, PAGE_EXECUTE_READWRITE }, /* 0x23 */
{ FILE_MAP_EXECUTE | FILE_MAP_READ, PAGE_EXECUTE_READ }, /* 0x24 */
{ FILE_MAP_EXECUTE | FILE_MAP_READ | FILE_MAP_COPY, PAGE_EXECUTE_READ }, /* 0x25 */
{ FILE_MAP_EXECUTE | FILE_MAP_READ | FILE_MAP_WRITE, PAGE_EXECUTE_READWRITE }, /* 0x26 */
{ FILE_MAP_EXECUTE | FILE_MAP_READ | FILE_MAP_WRITE | FILE_MAP_COPY, PAGE_EXECUTE_READWRITE }, /* 0x27 */
{ FILE_MAP_EXECUTE | SECTION_MAP_EXECUTE, PAGE_NOACCESS }, /* 0x28 */
{ FILE_MAP_EXECUTE | SECTION_MAP_EXECUTE | FILE_MAP_COPY, PAGE_NOACCESS }, /* 0x29 */
{ FILE_MAP_EXECUTE | SECTION_MAP_EXECUTE | FILE_MAP_WRITE, PAGE_EXECUTE_READWRITE }, /* 0x2a */
{ FILE_MAP_EXECUTE | SECTION_MAP_EXECUTE | FILE_MAP_WRITE | FILE_MAP_COPY, PAGE_EXECUTE_READWRITE }, /* 0x2b */
{ FILE_MAP_EXECUTE | SECTION_MAP_EXECUTE | FILE_MAP_READ, PAGE_EXECUTE_READ }, /* 0x2c */
{ FILE_MAP_EXECUTE | SECTION_MAP_EXECUTE | FILE_MAP_READ | FILE_MAP_COPY, PAGE_EXECUTE_READ }, /* 0x2d */
{ FILE_MAP_EXECUTE | SECTION_MAP_EXECUTE | FILE_MAP_READ | FILE_MAP_WRITE, PAGE_EXECUTE_READWRITE }, /* 0x2e */
{ FILE_MAP_EXECUTE | SECTION_MAP_EXECUTE | FILE_MAP_READ | FILE_MAP_WRITE | FILE_MAP_COPY, PAGE_EXECUTE_READWRITE } /* 0x2f */
};
void *base, *nt_base, *ptr;
DWORD i, j, k, ret, old_prot, prev_prot;
SYSTEM_INFO si;
char temp_path[MAX_PATH];
char file_name[MAX_PATH];
HANDLE hfile, hmap;
MEMORY_BASIC_INFORMATION info, nt_info;
GetSystemInfo(&si);
trace("system page size %#x\n", si.dwPageSize);
GetTempPathA(MAX_PATH, temp_path);
GetTempFileNameA(temp_path, "map", 0, file_name);
SetLastError(0xdeadbeef);
hfile = CreateFileA(file_name, GENERIC_READ|GENERIC_WRITE|GENERIC_EXECUTE, 0, NULL, CREATE_ALWAYS, 0, 0);
ok(hfile != INVALID_HANDLE_VALUE, "CreateFile(%s) error %d\n", file_name, GetLastError());
SetFilePointer(hfile, si.dwPageSize, NULL, FILE_BEGIN);
SetEndOfFile(hfile);
for (i = 0; i < sizeof(page_prot)/sizeof(page_prot[0]); i++)
{
SetLastError(0xdeadbeef);
hmap = CreateFileMappingW(hfile, NULL, page_prot[i] | SEC_COMMIT, 0, si.dwPageSize, NULL);
if (page_prot[i] == PAGE_NOACCESS)
{
HANDLE hmap2;
ok(!hmap, "CreateFileMapping(PAGE_NOACCESS) should fail\n");
ok(GetLastError() == ERROR_INVALID_PARAMETER, "expected ERROR_INVALID_PARAMETER, got %d\n", GetLastError());
/* A trick to create a not accessible mapping */
SetLastError(0xdeadbeef);
hmap = CreateFileMappingW(hfile, NULL, PAGE_READWRITE | SEC_COMMIT, 0, si.dwPageSize, NULL);
ok(hmap != 0, "CreateFileMapping(PAGE_READWRITE) error %d\n", GetLastError());
SetLastError(0xdeadbeef);
ret = DuplicateHandle(GetCurrentProcess(), hmap, GetCurrentProcess(), &hmap2, 0, FALSE, 0);
ok(ret, "DuplicateHandle error %d\n", GetLastError());
CloseHandle(hmap);
hmap = hmap2;
}
if (!hmap)
{
trace("%d: CreateFileMapping(%04x) failed: %d\n", i, page_prot[i], GetLastError());
/* NT4 and win2k don't support EXEC on file mappings */
if (page_prot[i] == PAGE_EXECUTE_READ || page_prot[i] == PAGE_EXECUTE_READWRITE)
{
ok(broken(!hmap), "%d: CreateFileMapping doesn't support PAGE_EXECUTE\n", i);
continue;
}
/* Vista+ supports PAGE_EXECUTE_WRITECOPY, earlier versions don't */
if (page_prot[i] == PAGE_EXECUTE_WRITECOPY)
{
ok(broken(!hmap), "%d: CreateFileMapping doesn't support PAGE_EXECUTE_WRITECOPY\n", i);
continue;
}
}
ok(hmap != 0, "%d: CreateFileMapping(%04x) error %d\n", i, page_prot[i], GetLastError());
for (j = 0; j < sizeof(view)/sizeof(view[0]); j++)
{
nt_base = map_view_of_file(hmap, view[j].access);
if (nt_base)
{
SetLastError(0xdeadbeef);
ret = VirtualQuery(nt_base, &nt_info, sizeof(nt_info));
ok(ret, "%d: VirtualQuery failed %d\n", j, GetLastError());
UnmapViewOfFile(nt_base);
}
SetLastError(0xdeadbeef);
base = MapViewOfFile(hmap, view[j].access, 0, 0, 0);
/* Vista+ supports FILE_MAP_EXECUTE properly, earlier versions don't */
ok(!nt_base == !base ||
broken((view[j].access & FILE_MAP_EXECUTE) && !nt_base != !base),
"%d: (%04x/%04x) NT %p kernel %p\n", j, page_prot[i], view[j].access, nt_base, base);
if (!is_compatible_access(page_prot[i], view[j].access))
{
ok(!base, "%d: MapViewOfFile(%04x/%04x) should fail\n", j, page_prot[i], view[j].access);
ok(GetLastError() == ERROR_ACCESS_DENIED, "wrong error %d\n", GetLastError());
continue;
}
/* Vista+ properly supports FILE_MAP_EXECUTE, earlier versions don't */
if (!base && (view[j].access & FILE_MAP_EXECUTE))
{
ok(broken(!base), "%d: MapViewOfFile(%04x/%04x) failed %d\n", j, page_prot[i], view[j].access, GetLastError());
continue;
}
ok(base != NULL, "%d: MapViewOfFile(%04x/%04x) failed %d\n", j, page_prot[i], view[j].access, GetLastError());
SetLastError(0xdeadbeef);
ret = VirtualQuery(base, &info, sizeof(info));
ok(ret, "%d: VirtualQuery failed %d\n", j, GetLastError());
ok(info.BaseAddress == base, "%d: (%04x) got %p, expected %p\n", j, view[j].access, info.BaseAddress, base);
ok(info.RegionSize == si.dwPageSize, "%d: (%04x) got %#lx != expected %#x\n", j, view[j].access, info.RegionSize, si.dwPageSize);
ok(info.Protect == view[j].prot ||
broken(view[j].prot == PAGE_EXECUTE_READ && info.Protect == PAGE_READONLY) || /* win2k */
broken(view[j].prot == PAGE_EXECUTE_READWRITE && info.Protect == PAGE_READWRITE) || /* win2k */
broken(view[j].prot == PAGE_EXECUTE_WRITECOPY && info.Protect == PAGE_NOACCESS), /* XP */
"%d: (%04x) got %#x, expected %#x\n", j, view[j].access, info.Protect, view[j].prot);
ok(info.AllocationBase == base, "%d: (%04x) got %p, expected %p\n", j, view[j].access, info.AllocationBase, base);
ok(info.AllocationProtect == info.Protect, "%d: (%04x) got %#x, expected %#x\n", j, view[j].access, info.AllocationProtect, info.Protect);
ok(info.State == MEM_COMMIT, "%d: (%04x) got %#x, expected MEM_COMMIT\n", j, view[j].access, info.State);
ok(info.Type == MEM_MAPPED, "%d: (%04x) got %#x, expected MEM_MAPPED\n", j, view[j].access, info.Type);
if (nt_base && base)
{
ok(nt_info.RegionSize == info.RegionSize, "%d: (%04x) got %#lx != expected %#lx\n", j, view[j].access, nt_info.RegionSize, info.RegionSize);
ok(nt_info.Protect == info.Protect /* Vista+ */ ||
broken(nt_info.AllocationProtect == PAGE_EXECUTE_WRITECOPY && info.Protect == PAGE_NOACCESS), /* XP */
"%d: (%04x) got %#x, expected %#x\n", j, view[j].access, nt_info.Protect, info.Protect);
ok(nt_info.AllocationProtect == info.AllocationProtect /* Vista+ */ ||
broken(nt_info.AllocationProtect == PAGE_EXECUTE_WRITECOPY && info.Protect == PAGE_NOACCESS), /* XP */
"%d: (%04x) got %#x, expected %#x\n", j, view[j].access, nt_info.AllocationProtect, info.AllocationProtect);
ok(nt_info.State == info.State, "%d: (%04x) got %#x, expected %#x\n", j, view[j].access, nt_info.State, info.State);
ok(nt_info.Type == info.Type, "%d: (%04x) got %#x, expected %#x\n", j, view[j].access, nt_info.Type, info.Type);
}
prev_prot = info.Protect;
for (k = 0; k < sizeof(page_prot)/sizeof(page_prot[0]); k++)
{
/*trace("map %#x, view %#x, requested prot %#x\n", page_prot[i], view[j].prot, page_prot[k]);*/
SetLastError(0xdeadbeef);
old_prot = 0xdeadbeef;
ret = VirtualProtect(base, si.dwPageSize, page_prot[k], &old_prot);
if (is_compatible_protection(page_prot[i], view[j].prot, page_prot[k]))
{
/* win2k and XP don't support EXEC on file mappings */
if (!ret && page_prot[k] == PAGE_EXECUTE)
{
ok(broken(!ret), "VirtualProtect doesn't support PAGE_EXECUTE\n");
continue;
}
/* NT4 and win2k don't support EXEC on file mappings */
if (!ret && (page_prot[k] == PAGE_EXECUTE_READ || page_prot[k] == PAGE_EXECUTE_READWRITE))
{
ok(broken(!ret), "VirtualProtect doesn't support PAGE_EXECUTE\n");
continue;
}
/* Vista+ supports PAGE_EXECUTE_WRITECOPY, earlier versions don't */
if (!ret && page_prot[k] == PAGE_EXECUTE_WRITECOPY)
{
ok(broken(!ret), "VirtualProtect doesn't support PAGE_EXECUTE_WRITECOPY\n");
continue;
}
/* win2k and XP don't support PAGE_EXECUTE_WRITECOPY views properly */
if (!ret && view[j].prot == PAGE_EXECUTE_WRITECOPY)
{
ok(broken(!ret), "VirtualProtect doesn't support PAGE_EXECUTE_WRITECOPY view properly\n");
continue;
}
ok(ret, "VirtualProtect error %d, map %#x, view %#x, requested prot %#x\n", GetLastError(), page_prot[i], view[j].prot, page_prot[k]);
ok(old_prot == prev_prot, "got %#x, expected %#x\n", old_prot, prev_prot);
prev_prot = page_prot[k];
}
else
{
/* NT4 doesn't fail on incompatible map and view */
if (ret)
{
ok(broken(ret), "VirtualProtect should fail, map %#x, view %#x, requested prot %#x\n", page_prot[i], view[j].prot, page_prot[k]);
skip("Incompatible map and view are not properly handled on this platform\n");
break; /* NT4 won't pass remaining tests */
}
ok(!ret, "VirtualProtect should fail, map %#x, view %#x, requested prot %#x\n", page_prot[i], view[j].prot, page_prot[k]);
ok(GetLastError() == ERROR_INVALID_PARAMETER, "expected ERROR_INVALID_PARAMETER, got %d\n", GetLastError());
}
}
for (k = 0; k < sizeof(page_prot)/sizeof(page_prot[0]); k++)
{
/*trace("map %#x, view %#x, requested prot %#x\n", page_prot[i], view[j].prot, page_prot[k]);*/
SetLastError(0xdeadbeef);
ptr = VirtualAlloc(base, si.dwPageSize, MEM_COMMIT, page_prot[k]);
ok(!ptr, "VirtualAlloc(%02x) should fail\n", page_prot[k]);
/* FIXME: remove once Wine is fixed */
if (page_prot[k] == PAGE_WRITECOPY || page_prot[k] == PAGE_EXECUTE_WRITECOPY)
todo_wine
ok(GetLastError() == ERROR_ACCESS_DENIED, "expected ERROR_ACCESS_DENIED, got %d\n", GetLastError());
else
ok(GetLastError() == ERROR_ACCESS_DENIED, "expected ERROR_ACCESS_DENIED, got %d\n", GetLastError());
}
UnmapViewOfFile(base);
}
CloseHandle(hmap);
}
CloseHandle(hfile);
DeleteFileA(file_name);
}
static void test_shared_memory(BOOL is_child)
{
HANDLE mapping;
LONG *p;
SetLastError(0xdeadbef);
mapping = CreateFileMappingA(INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0, 4096, "winetest_virtual.c");
ok(mapping != 0, "CreateFileMapping error %d\n", GetLastError());
if (is_child)
ok(GetLastError() == ERROR_ALREADY_EXISTS, "expected ERROR_ALREADY_EXISTS, got %d\n", GetLastError());
SetLastError(0xdeadbef);
p = MapViewOfFile(mapping, FILE_MAP_READ|FILE_MAP_WRITE, 0, 0, 4096);
ok(p != NULL, "MapViewOfFile error %d\n", GetLastError());
if (is_child)
{
ok(*p == 0x1a2b3c4d, "expected 0x1a2b3c4d in child, got %#x\n", *p);
}
else
{
char **argv;
char cmdline[MAX_PATH];
PROCESS_INFORMATION pi;
STARTUPINFOA si = { sizeof(si) };
DWORD ret;
*p = 0x1a2b3c4d;
winetest_get_mainargs(&argv);
sprintf(cmdline, "\"%s\" virtual sharedmem", argv[0]);
ret = CreateProcessA(argv[0], cmdline, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi);
ok(ret, "CreateProcess(%s) error %d\n", cmdline, GetLastError());
winetest_wait_child_process(pi.hProcess);
CloseHandle(pi.hThread);
CloseHandle(pi.hProcess);
}
UnmapViewOfFile(p);
CloseHandle(mapping);
}
static void test_shared_memory_ro(BOOL is_child, DWORD child_access)
{
HANDLE mapping;
LONG *p;
SetLastError(0xdeadbef);
mapping = CreateFileMappingA(INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0, 4096, "winetest_virtual.c_ro");
ok(mapping != 0, "CreateFileMapping error %d\n", GetLastError());
if (is_child)
ok(GetLastError() == ERROR_ALREADY_EXISTS, "expected ERROR_ALREADY_EXISTS, got %d\n", GetLastError());
SetLastError(0xdeadbef);
p = MapViewOfFile(mapping, is_child ? child_access : FILE_MAP_READ, 0, 0, 4096);
ok(p != NULL, "MapViewOfFile error %d\n", GetLastError());
if (is_child)
{
*p = 0xdeadbeef;
}
else
{
char **argv;
char cmdline[MAX_PATH];
PROCESS_INFORMATION pi;
STARTUPINFOA si = { sizeof(si) };
DWORD ret;
winetest_get_mainargs(&argv);
sprintf(cmdline, "\"%s\" virtual sharedmemro %x", argv[0], child_access);
ret = CreateProcessA(argv[0], cmdline, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi);
ok(ret, "CreateProcess(%s) error %d\n", cmdline, GetLastError());
winetest_wait_child_process(pi.hProcess);
CloseHandle(pi.hThread);
CloseHandle(pi.hProcess);
if(child_access & FILE_MAP_WRITE)
ok(*p == 0xdeadbeef, "*p = %x, expected 0xdeadbeef\n", *p);
else
ok(!*p, "*p = %x, expected 0\n", *p);
}
UnmapViewOfFile(p);
CloseHandle(mapping);
}
START_TEST(virtual)
{
int argc;
char **argv;
argc = winetest_get_mainargs( &argv );
if (argc >= 3)
{
if (!strcmp(argv[2], "sleep"))
{
Sleep(5000); /* spawned process runs for at most 5 seconds */
return;
}
if (!strcmp(argv[2], "sharedmem"))
{
test_shared_memory(TRUE);
return;
}
if (!strcmp(argv[2], "sharedmemro"))
{
test_shared_memory_ro(TRUE, strtol(argv[3], NULL, 16));
return;
}
while (1)
{
void *mem;
BOOL ret;
mem = VirtualAlloc(NULL, 1<<20, MEM_COMMIT|MEM_RESERVE,
PAGE_EXECUTE_READWRITE);
ok(mem != NULL, "VirtualAlloc failed %u\n", GetLastError());
if (mem == NULL) break;
ret = VirtualFree(mem, 0, MEM_RELEASE);
ok(ret, "VirtualFree failed %u\n", GetLastError());
if (!ret) break;
}
return;
}
hkernel32 = GetModuleHandleA("kernel32.dll");
hntdll = GetModuleHandleA("ntdll.dll");
pVirtualAllocEx = (void *) GetProcAddress(hkernel32, "VirtualAllocEx");
pVirtualFreeEx = (void *) GetProcAddress(hkernel32, "VirtualFreeEx");
pGetWriteWatch = (void *) GetProcAddress(hkernel32, "GetWriteWatch");
pResetWriteWatch = (void *) GetProcAddress(hkernel32, "ResetWriteWatch");
pGetProcessDEPPolicy = (void *)GetProcAddress( hkernel32, "GetProcessDEPPolicy" );
pNtAreMappedFilesTheSame = (void *)GetProcAddress( hntdll, "NtAreMappedFilesTheSame" );
pNtMapViewOfSection = (void *)GetProcAddress( hntdll, "NtMapViewOfSection" );
pNtUnmapViewOfSection = (void *)GetProcAddress( hntdll, "NtUnmapViewOfSection" );
pNtCurrentTeb = (void *)GetProcAddress( hntdll, "NtCurrentTeb" );
pRtlAddVectoredExceptionHandler = (void *)GetProcAddress( hntdll, "RtlAddVectoredExceptionHandler" );
pRtlRemoveVectoredExceptionHandler = (void *)GetProcAddress( hntdll, "RtlRemoveVectoredExceptionHandler" );
pNtProtectVirtualMemory = (void *)GetProcAddress( hntdll, "NtProtectVirtualMemory" );
test_shared_memory(FALSE);
test_shared_memory_ro(FALSE, FILE_MAP_READ|FILE_MAP_WRITE);
test_shared_memory_ro(FALSE, FILE_MAP_COPY);
test_shared_memory_ro(FALSE, FILE_MAP_COPY|FILE_MAP_WRITE);
test_mapping();
test_CreateFileMapping_protection();
test_VirtualAlloc_protection();
test_VirtualProtect();
test_VirtualAllocEx();
test_VirtualAlloc();
test_MapViewOfFile();
test_NtMapViewOfSection();
test_NtAreMappedFilesTheSame();
test_CreateFileMapping();
test_IsBadReadPtr();
test_IsBadWritePtr();
test_IsBadCodePtr();
test_write_watch();
#ifdef __i386__
test_guard_page();
/* The following tests should be executed as a last step, and in exactly this
* order, since ATL thunk emulation cannot be enabled anymore on Windows. */
test_atl_thunk_emulation( MEM_EXECUTE_OPTION_ENABLE );
test_atl_thunk_emulation( MEM_EXECUTE_OPTION_DISABLE );
test_atl_thunk_emulation( MEM_EXECUTE_OPTION_DISABLE | MEM_EXECUTE_OPTION_DISABLE_THUNK_EMULATION );
#endif
}
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