dlls/kernel32/tests/virtual.c - wine - Git at Google


            
            /*

            
             * 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 "windef.h"

            
            #include "winbase.h"

            
            #include "winerror.h"

            
            #include "wine/test.h"


            #define NUM_THREADS 4


            static HINSTANCE hkernel32;

            
            static LPVOID (WINAPI *pVirtualAllocEx)(HANDLE, LPVOID, SIZE_T, DWORD, DWORD);

            
            static BOOL   (WINAPI *pVirtualFreeEx)(HANDLE, LPVOID, SIZE_T, DWORD);


            /* ############################### */


            static HANDLE create_target_process(const char *arg)

            
            {

            
                char **argv;

            
                char cmdline[MAX_PATH];

            
                PROCESS_INFORMATION pi;

            
                STARTUPINFO si = { 0 };

            
                si.cb = sizeof(si);


                winetest_get_mainargs( &argv );

            
                sprintf(cmdline, "%s %s %s", argv[0], argv[1], arg);

            
                ok(CreateProcess(NULL, cmdline, NULL, NULL, FALSE, 0, NULL, NULL,

            
                                 &si, &pi) != 0, "error: %u\n", GetLastError());

            
                ok(CloseHandle(pi.hThread) != 0, "error %u\n", GetLastError());

            
                return pi.hProcess;

            
            }


            static void test_VirtualAllocEx(void)

            
            {

            
                const unsigned int alloc_size = 1<<15;

            
                char *src, *dst;

            
                unsigned long 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)) {

            
                    skip("VirtualAllocEx not found\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 */

            
                    skip("VirtualAllocEx not implemented\n");

            
                    TerminateProcess(hProcess, 0);

            
                    CloseHandle(hProcess);

            
                    return;

            
                }


                src = HeapAlloc( GetProcessHeap(), 0, alloc_size );

            
                dst = HeapAlloc( GetProcessHeap(), 0, alloc_size );

            
                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");

            
                b = pVirtualFreeEx(hProcess, addr1, 0, MEM_RELEASE);

            
                ok(b != 0, "VirtualFreeEx, error %u\n", GetLastError());


                HeapFree( GetProcessHeap(), 0, src );

            
                HeapFree( GetProcessHeap(), 0, dst );


                /*

            
                 * 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(!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";

            
                HANDLE file, mapping;

            
                void *ptr;


                file = CreateFileA( testfile, GENERIC_READ|GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0 );

            
                ok( file != INVALID_HANDLE_VALUE, "Failed to create test file\n" );

            
                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" );


                ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );

            
                ok( ptr != NULL, "MapViewOfFile FILE_MAPE_READ failed\n" );

            
                UnmapViewOfFile( ptr );


                /* this fails on win9x but succeeds on NT */

            
                ptr = MapViewOfFile( mapping, FILE_MAP_COPY, 0, 0, 4096 );

            
                if (ptr) UnmapViewOfFile( ptr );

            
                else ok( GetLastError() == ERROR_INVALID_PARAMETER, "Wrong error %d\n", GetLastError() );


                ptr = MapViewOfFile( mapping, 0, 0, 0, 4096 );

            
                ok( ptr != NULL, "MapViewOfFile 0 failed\n" );

            
                UnmapViewOfFile( ptr );


                ptr = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 4096 );

            
                ok( ptr != NULL, "MapViewOfFile FILE_MAP_WRITE failed\n" );

            
                UnmapViewOfFile( ptr );

            
                CloseHandle( mapping );


                /* read-only mapping */


                mapping = CreateFileMappingA( file, NULL, PAGE_READONLY, 0, 4096, NULL );

            
                ok( mapping != 0, "CreateFileMapping failed\n" );


                ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );

            
                ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ failed\n" );

            
                UnmapViewOfFile( ptr );


                /* this fails on win9x but succeeds on NT */

            
                ptr = MapViewOfFile( mapping, FILE_MAP_COPY, 0, 0, 4096 );

            
                if (ptr) UnmapViewOfFile( ptr );

            
                else ok( GetLastError() == ERROR_INVALID_PARAMETER, "Wrong error %d\n", GetLastError() );


                ptr = MapViewOfFile( mapping, 0, 0, 0, 4096 );

            
                ok( ptr != NULL, "MapViewOfFile 0 failed\n" );

            
                UnmapViewOfFile( ptr );


                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 */


                mapping = CreateFileMappingA( file, NULL, PAGE_WRITECOPY, 0, 4096, NULL );

            
                ok( mapping != 0, "CreateFileMapping failed\n" );


                ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );

            
                ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ failed\n" );

            
                UnmapViewOfFile( ptr );


                ptr = MapViewOfFile( mapping, FILE_MAP_COPY, 0, 0, 4096 );

            
                ok( ptr != NULL, "MapViewOfFile FILE_MAP_COPY failed\n" );

            
                UnmapViewOfFile( ptr );


                ptr = MapViewOfFile( mapping, 0, 0, 0, 4096 );

            
                ok( ptr != NULL, "MapViewOfFile 0 failed\n" );

            
                UnmapViewOfFile( ptr );


                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 */


                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

            
                {

            
                    ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );

            
                    ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ failed\n" );

            
                    UnmapViewOfFile( ptr );


                    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() );


                    ptr = MapViewOfFile( mapping, 0, 0, 0, 4096 );

            
                    ok( ptr != NULL, "MapViewOfFile 0 failed\n" );

            
                    UnmapViewOfFile( ptr );


                    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 */


                file = CreateFileA( testfile, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, 0 );

            
                ok( file != INVALID_HANDLE_VALUE, "Failed to create test file\n" );


                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() );


                mapping = CreateFileMappingA( file, NULL, PAGE_WRITECOPY, 0, 4096, NULL );

            
                ok( mapping != 0, "CreateFileMapping PAGE_WRITECOPY failed\n" );

            
                CloseHandle( mapping );


                mapping = CreateFileMappingA( file, NULL, PAGE_READONLY, 0, 4096, NULL );

            
                ok( mapping != 0, "CreateFileMapping PAGE_READONLY failed\n" );

            
                CloseHandle( mapping );

            
                CloseHandle( file );


                /* now try no access file */


                file = CreateFileA( testfile, 0, 0, NULL, OPEN_EXISTING, 0, 0 );

            
                ok( file != INVALID_HANDLE_VALUE, "Failed to create test file\n" );


                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() );


                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() );


                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 );

            
            }


            static DWORD (WINAPI *pNtMapViewOfSection)( HANDLE handle, HANDLE process, PVOID *addr_ptr,

            
                                                        ULONG zero_bits, SIZE_T commit_size,

            
                                                        const LARGE_INTEGER *offset_ptr, SIZE_T *size_ptr,

            
                                                        ULONG inherit, ULONG alloc_type, ULONG protect );

            
            static DWORD (WINAPI *pNtUnmapViewOfSection)( HANDLE process, PVOID addr );


            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;


                pNtMapViewOfSection = (void *)GetProcAddress( GetModuleHandle("ntdll.dll"), "NtMapViewOfSection" );

            
                pNtUnmapViewOfSection = (void *)GetProcAddress( GetModuleHandle("ntdll.dll"), "NtUnmapViewOfSection" );

            
                if (!pNtMapViewOfSection || !pNtUnmapViewOfSection)

            
                {

            
                    skip( "NtMapViewOfSection not found\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 );

            
            }


            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;

            
                    }

            
                    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");

            
                pVirtualAllocEx = (void *) GetProcAddress(hkernel32, "VirtualAllocEx");

            
                pVirtualFreeEx = (void *) GetProcAddress(hkernel32, "VirtualFreeEx");


                test_VirtualAllocEx();

            
                test_VirtualAlloc();

            
                test_MapViewOfFile();

            
                test_NtMapViewOfSection();

            
            }
	/*
	* 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 "windef.h"
	#include "winbase.h"
	#include "winerror.h"
	#include "wine/test.h"

	#define NUM_THREADS 4

	static HINSTANCE hkernel32;
	static LPVOID (WINAPI *pVirtualAllocEx)(HANDLE, LPVOID, SIZE_T, DWORD, DWORD);
	static BOOL (WINAPI *pVirtualFreeEx)(HANDLE, LPVOID, SIZE_T, DWORD);

	/* ############################### */

	static HANDLE create_target_process(const char *arg)
	{
	char **argv;
	char cmdline[MAX_PATH];
	PROCESS_INFORMATION pi;
	STARTUPINFO si = { 0 };
	si.cb = sizeof(si);

	winetest_get_mainargs( &argv );
	sprintf(cmdline, "%s %s %s", argv[0], argv[1], arg);
	ok(CreateProcess(NULL, cmdline, NULL, NULL, FALSE, 0, NULL, NULL,
	&si, &pi) != 0, "error: %u\n", GetLastError());
	ok(CloseHandle(pi.hThread) != 0, "error %u\n", GetLastError());
	return pi.hProcess;
	}

	static void test_VirtualAllocEx(void)
	{
	const unsigned int alloc_size = 1<<15;
	char src, dst;
	unsigned long 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)) {
	skip("VirtualAllocEx not found\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 */
	skip("VirtualAllocEx not implemented\n");
	TerminateProcess(hProcess, 0);
	CloseHandle(hProcess);
	return;
	}

	src = HeapAlloc( GetProcessHeap(), 0, alloc_size );
	dst = HeapAlloc( GetProcessHeap(), 0, alloc_size );
	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");
	b = pVirtualFreeEx(hProcess, addr1, 0, MEM_RELEASE);
	ok(b != 0, "VirtualFreeEx, error %u\n", GetLastError());

	HeapFree( GetProcessHeap(), 0, src );
	HeapFree( GetProcessHeap(), 0, dst );

	/*
	* 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(!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";
	HANDLE file, mapping;
	void *ptr;

	file = CreateFileA( testfile, GENERIC_READ\|GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0 );
	ok( file != INVALID_HANDLE_VALUE, "Failed to create test file\n" );
	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" );

	ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );
	ok( ptr != NULL, "MapViewOfFile FILE_MAPE_READ failed\n" );
	UnmapViewOfFile( ptr );

	/* this fails on win9x but succeeds on NT */
	ptr = MapViewOfFile( mapping, FILE_MAP_COPY, 0, 0, 4096 );
	if (ptr) UnmapViewOfFile( ptr );
	else ok( GetLastError() == ERROR_INVALID_PARAMETER, "Wrong error %d\n", GetLastError() );

	ptr = MapViewOfFile( mapping, 0, 0, 0, 4096 );
	ok( ptr != NULL, "MapViewOfFile 0 failed\n" );
	UnmapViewOfFile( ptr );

	ptr = MapViewOfFile( mapping, FILE_MAP_WRITE, 0, 0, 4096 );
	ok( ptr != NULL, "MapViewOfFile FILE_MAP_WRITE failed\n" );
	UnmapViewOfFile( ptr );
	CloseHandle( mapping );

	/* read-only mapping */

	mapping = CreateFileMappingA( file, NULL, PAGE_READONLY, 0, 4096, NULL );
	ok( mapping != 0, "CreateFileMapping failed\n" );

	ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );
	ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ failed\n" );
	UnmapViewOfFile( ptr );

	/* this fails on win9x but succeeds on NT */
	ptr = MapViewOfFile( mapping, FILE_MAP_COPY, 0, 0, 4096 );
	if (ptr) UnmapViewOfFile( ptr );
	else ok( GetLastError() == ERROR_INVALID_PARAMETER, "Wrong error %d\n", GetLastError() );

	ptr = MapViewOfFile( mapping, 0, 0, 0, 4096 );
	ok( ptr != NULL, "MapViewOfFile 0 failed\n" );
	UnmapViewOfFile( ptr );

	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 */

	mapping = CreateFileMappingA( file, NULL, PAGE_WRITECOPY, 0, 4096, NULL );
	ok( mapping != 0, "CreateFileMapping failed\n" );

	ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );
	ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ failed\n" );
	UnmapViewOfFile( ptr );

	ptr = MapViewOfFile( mapping, FILE_MAP_COPY, 0, 0, 4096 );
	ok( ptr != NULL, "MapViewOfFile FILE_MAP_COPY failed\n" );
	UnmapViewOfFile( ptr );

	ptr = MapViewOfFile( mapping, 0, 0, 0, 4096 );
	ok( ptr != NULL, "MapViewOfFile 0 failed\n" );
	UnmapViewOfFile( ptr );

	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 */

	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
	{
	ptr = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 4096 );
	ok( ptr != NULL, "MapViewOfFile FILE_MAP_READ failed\n" );
	UnmapViewOfFile( ptr );

	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() );

	ptr = MapViewOfFile( mapping, 0, 0, 0, 4096 );
	ok( ptr != NULL, "MapViewOfFile 0 failed\n" );
	UnmapViewOfFile( ptr );

	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 */

	file = CreateFileA( testfile, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, 0 );
	ok( file != INVALID_HANDLE_VALUE, "Failed to create test file\n" );

	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() );

	mapping = CreateFileMappingA( file, NULL, PAGE_WRITECOPY, 0, 4096, NULL );
	ok( mapping != 0, "CreateFileMapping PAGE_WRITECOPY failed\n" );
	CloseHandle( mapping );

	mapping = CreateFileMappingA( file, NULL, PAGE_READONLY, 0, 4096, NULL );
	ok( mapping != 0, "CreateFileMapping PAGE_READONLY failed\n" );
	CloseHandle( mapping );
	CloseHandle( file );

	/* now try no access file */

	file = CreateFileA( testfile, 0, 0, NULL, OPEN_EXISTING, 0, 0 );
	ok( file != INVALID_HANDLE_VALUE, "Failed to create test file\n" );

	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() );

	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() );

	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 );
	}

	static DWORD (WINAPI pNtMapViewOfSection)( HANDLE handle, HANDLE process, PVOID addr_ptr,
	ULONG zero_bits, SIZE_T commit_size,
	const LARGE_INTEGER offset_ptr, SIZE_T size_ptr,
	ULONG inherit, ULONG alloc_type, ULONG protect );
	static DWORD (WINAPI *pNtUnmapViewOfSection)( HANDLE process, PVOID addr );

	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;

	pNtMapViewOfSection = (void *)GetProcAddress( GetModuleHandle("ntdll.dll"), "NtMapViewOfSection" );
	pNtUnmapViewOfSection = (void *)GetProcAddress( GetModuleHandle("ntdll.dll"), "NtUnmapViewOfSection" );
	if (!pNtMapViewOfSection \|\| !pNtUnmapViewOfSection)
	{
	skip( "NtMapViewOfSection not found\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 );
	}

	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;
	}
	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");
	pVirtualAllocEx = (void *) GetProcAddress(hkernel32, "VirtualAllocEx");
	pVirtualFreeEx = (void *) GetProcAddress(hkernel32, "VirtualFreeEx");

	test_VirtualAllocEx();
	test_VirtualAlloc();
	test_MapViewOfFile();
	test_NtMapViewOfSection();
	}