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kernel32/tests: Add test cases for reading/writing from an invalid buffer address.

This commit is contained in:
Alexandre Julliard 2009-01-14 20:18:29 +01:00
parent 63bff0937f
commit 8de57bd541
1 changed files with 91 additions and 1 deletions
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92
dlls/kernel32/tests/file.c
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@ -1673,10 +1673,11 @@ static void test_async_file_errors(void)
static void test_read_write(void)
{
DWORD bytes, ret;
DWORD bytes, ret, old_prot;
HANDLE hFile;
char temp_path[MAX_PATH];
char filename[MAX_PATH];
char *mem;
static const char prefix[] = "pfx";
ret = GetTempPathA(MAX_PATH, temp_path);
@ -1726,6 +1727,95 @@ static void test_read_write(void)
"ret = %d, error %d\n", ret, GetLastError());
ok(!bytes, "bytes = %d\n", bytes);
/* test passing protected memory as buffer */
mem = VirtualAlloc( NULL, 0x4000, MEM_COMMIT, PAGE_READWRITE );
ok( mem != NULL, "failed to allocate virtual mem error %u\n", GetLastError() );
ret = WriteFile( hFile, mem, 0x4000, &bytes, NULL );
ok( ret, "WriteFile failed error %u\n", GetLastError() );
ok( bytes == 0x4000, "only wrote %x bytes\n", bytes );
ret = VirtualProtect( mem + 0x2000, 0x2000, PAGE_NOACCESS, &old_prot );
ok( ret, "VirtualProtect failed error %u\n", GetLastError() );
ret = WriteFile( hFile, mem, 0x4000, &bytes, NULL );
ok( !ret, "WriteFile succeeded\n" );
ok( GetLastError() == ERROR_INVALID_USER_BUFFER ||
GetLastError() == ERROR_INVALID_PARAMETER, /* win9x */
"wrong error %u\n", GetLastError() );
ok( bytes == 0, "wrote %x bytes\n", bytes );
ret = WriteFile( (HANDLE)0xdead, mem, 0x4000, &bytes, NULL );
ok( !ret, "WriteFile succeeded\n" );
ok( GetLastError() == ERROR_INVALID_HANDLE || /* handle is checked before buffer on NT */
GetLastError() == ERROR_INVALID_PARAMETER, /* win9x */
"wrong error %u\n", GetLastError() );
ok( bytes == 0, "wrote %x bytes\n", bytes );
ret = VirtualProtect( mem, 0x2000, PAGE_NOACCESS, &old_prot );
ok( ret, "VirtualProtect failed error %u\n", GetLastError() );
ret = WriteFile( hFile, mem, 0x4000, &bytes, NULL );
ok( !ret, "WriteFile succeeded\n" );
ok( GetLastError() == ERROR_INVALID_USER_BUFFER ||
GetLastError() == ERROR_INVALID_PARAMETER, /* win9x */
"wrong error %u\n", GetLastError() );
ok( bytes == 0, "wrote %x bytes\n", bytes );
SetFilePointer( hFile, 0, NULL, FILE_BEGIN );
ret = ReadFile( hFile, mem, 0x4000, &bytes, NULL );
ok( !ret, "ReadFile succeeded\n" );
ok( GetLastError() == ERROR_NOACCESS ||
GetLastError() == ERROR_INVALID_PARAMETER, /* win9x */
"wrong error %u\n", GetLastError() );
ok( bytes == 0, "read %x bytes\n", bytes );
ret = VirtualProtect( mem, 0x2000, PAGE_READONLY, &old_prot );
ok( ret, "VirtualProtect failed error %u\n", GetLastError() );
ret = ReadFile( hFile, mem, 0x4000, &bytes, NULL );
ok( !ret, "ReadFile succeeded\n" );
ok( GetLastError() == ERROR_NOACCESS ||
GetLastError() == ERROR_INVALID_PARAMETER, /* win9x */
"wrong error %u\n", GetLastError() );
ok( bytes == 0, "read %x bytes\n", bytes );
ret = VirtualProtect( mem, 0x2000, PAGE_READWRITE, &old_prot );
ok( ret, "VirtualProtect failed error %u\n", GetLastError() );
ret = ReadFile( hFile, mem, 0x4000, &bytes, NULL );
ok( !ret, "ReadFile succeeded\n" );
ok( GetLastError() == ERROR_NOACCESS ||
GetLastError() == ERROR_INVALID_PARAMETER, /* win9x */
"wrong error %u\n", GetLastError() );
ok( bytes == 0, "read %x bytes\n", bytes );
SetFilePointer( hFile, 0x1234, NULL, FILE_BEGIN );
SetEndOfFile( hFile );
SetFilePointer( hFile, 0, NULL, FILE_BEGIN );
ret = ReadFile( hFile, mem, 0x4000, &bytes, NULL );
ok( !ret, "ReadFile succeeded\n" );
ok( GetLastError() == ERROR_NOACCESS ||
GetLastError() == ERROR_INVALID_PARAMETER, /* win9x */
"wrong error %u\n", GetLastError() );
ok( bytes == 0, "read %x bytes\n", bytes );
ret = ReadFile( hFile, mem, 0x2000, &bytes, NULL );
ok( ret, "ReadFile failed error %u\n", GetLastError() );
ok( bytes == 0x1234, "read %x bytes\n", bytes );
ret = ReadFile( hFile, NULL, 1, &bytes, NULL );
ok( !ret, "ReadFile succeeded\n" );
ok( GetLastError() == ERROR_NOACCESS ||
GetLastError() == ERROR_INVALID_PARAMETER, /* win9x */
"wrong error %u\n", GetLastError() );
ok( bytes == 0, "read %x bytes\n", bytes );
VirtualFree( mem, 0, MEM_FREE );
ret = CloseHandle(hFile);
ok( ret, "CloseHandle: error %d\n", GetLastError());
ret = DeleteFileA(filename);