1 /* 2 * PROJECT: ReactOS kernel-mode tests 3 * LICENSE: LGPL-2.1+ (https://spdx.org/licenses/LGPL-2.1+) 4 * PURPOSE: Kernel-Mode Test Suite test framework declarations 5 * COPYRIGHT: Copyright 2011-2018 Thomas Faber <thomas.faber@reactos.org> 6 * Copyright 2013 Nikolay Borisov <nib9@aber.ac.uk> 7 * Copyright 2014-2016 Pierre Schweitzer <pierre@reactos.org> 8 * Copyright 2017 Ged Murphy <gedmurphy@reactos.org> 9 */ 10 11 /* Inspired by Wine C unit tests, Copyright (C) 2002 Alexandre Julliard 12 * Inspired by ReactOS kernel-mode regression tests, 13 * Copyright (C) Aleksey Bragin, Filip Navara 14 */ 15 16 #ifndef _KMTEST_TEST_H_ 17 #define _KMTEST_TEST_H_ 18 19 #include <kmt_platform.h> 20 21 typedef VOID KMT_TESTFUNC(VOID); 22 typedef KMT_TESTFUNC *PKMT_TESTFUNC; 23 24 typedef struct 25 { 26 const char *TestName; 27 KMT_TESTFUNC *TestFunction; 28 } KMT_TEST, *PKMT_TEST; 29 30 typedef const KMT_TEST CKMT_TEST, *PCKMT_TEST; 31 32 extern const KMT_TEST TestList[]; 33 34 typedef struct 35 { 36 volatile LONG Successes; 37 volatile LONG Failures; 38 volatile LONG Skipped; 39 volatile LONG LogBufferLength; 40 LONG LogBufferMaxLength; 41 CHAR LogBuffer[ANYSIZE_ARRAY]; 42 } KMT_RESULTBUFFER, *PKMT_RESULTBUFFER; 43 44 #ifndef KMT_STANDALONE_DRIVER 45 46 /* usermode call-back mechanism */ 47 48 /* list of supported operations */ 49 typedef enum _KMT_CALLBACK_INFORMATION_CLASS 50 { 51 QueryVirtualMemory 52 } KMT_CALLBACK_INFORMATION_CLASS, *PKMT_CALLBACK_INFORMATION_CLASS; 53 54 /* TODO: "response" is a little generic */ 55 typedef union _KMT_RESPONSE 56 { 57 MEMORY_BASIC_INFORMATION MemInfo; 58 } KMT_RESPONSE, *PKMT_RESPONSE; 59 60 /* this struct is sent from driver to usermode */ 61 typedef struct _KMT_CALLBACK_REQUEST_PACKET 62 { 63 ULONG RequestId; 64 KMT_CALLBACK_INFORMATION_CLASS OperationClass; 65 PVOID Parameters; 66 } KMT_CALLBACK_REQUEST_PACKET, *PKMT_CALLBACK_REQUEST_PACKET; 67 68 PKMT_RESPONSE KmtUserModeCallback(KMT_CALLBACK_INFORMATION_CLASS Operation, PVOID Parameters); 69 VOID KmtFreeCallbackResponse(PKMT_RESPONSE Response); 70 71 //macro to simplify using the mechanism 72 #define Test_NtQueryVirtualMemory(BaseAddress, Size, AllocationType, ProtectionType) \ 73 do { \ 74 PKMT_RESPONSE NtQueryTest = KmtUserModeCallback(QueryVirtualMemory, BaseAddress); \ 75 if (NtQueryTest != NULL) \ 76 { \ 77 ok_eq_hex(NtQueryTest->MemInfo.Protect, ProtectionType); \ 78 ok_eq_hex(NtQueryTest->MemInfo.State, AllocationType); \ 79 ok_eq_size(NtQueryTest->MemInfo.RegionSize, Size); \ 80 KmtFreeCallbackResponse(NtQueryTest); \ 81 } \ 82 } while (0) \ 83 84 #endif 85 86 #ifdef KMT_STANDALONE_DRIVER 87 #define KMT_KERNEL_MODE 88 89 typedef NTSTATUS (KMT_IRP_HANDLER)( 90 IN PDEVICE_OBJECT DeviceObject, 91 IN PIRP Irp, 92 IN PIO_STACK_LOCATION IoStackLocation); 93 typedef KMT_IRP_HANDLER *PKMT_IRP_HANDLER; 94 95 NTSTATUS KmtRegisterIrpHandler(IN UCHAR MajorFunction, IN PDEVICE_OBJECT DeviceObject OPTIONAL, IN PKMT_IRP_HANDLER IrpHandler); 96 NTSTATUS KmtUnregisterIrpHandler(IN UCHAR MajorFunction, IN PDEVICE_OBJECT DeviceObject OPTIONAL, IN PKMT_IRP_HANDLER IrpHandler); 97 98 typedef NTSTATUS (KMT_MESSAGE_HANDLER)( 99 IN PDEVICE_OBJECT DeviceObject, 100 IN ULONG ControlCode, 101 IN PVOID Buffer OPTIONAL, 102 IN SIZE_T InLength, 103 IN OUT PSIZE_T OutLength); 104 typedef KMT_MESSAGE_HANDLER *PKMT_MESSAGE_HANDLER; 105 106 NTSTATUS KmtRegisterMessageHandler(IN ULONG ControlCode OPTIONAL, IN PDEVICE_OBJECT DeviceObject OPTIONAL, IN PKMT_MESSAGE_HANDLER MessageHandler); 107 NTSTATUS KmtUnregisterMessageHandler(IN ULONG ControlCode OPTIONAL, IN PDEVICE_OBJECT DeviceObject OPTIONAL, IN PKMT_MESSAGE_HANDLER MessageHandler); 108 109 typedef enum 110 { 111 TESTENTRY_NO_CREATE_DEVICE = 1, 112 TESTENTRY_NO_REGISTER_DISPATCH = 2, 113 TESTENTRY_NO_REGISTER_UNLOAD = 4, 114 TESTENTRY_NO_EXCLUSIVE_DEVICE = 8, 115 TESTENTRY_NO_READONLY_DEVICE = 16, 116 TESTENTRY_BUFFERED_IO_DEVICE = 32, 117 } KMT_TESTENTRY_FLAGS; 118 119 NTSTATUS TestEntry(IN PDRIVER_OBJECT DriverObject, IN PCUNICODE_STRING RegistryPath, OUT PCWSTR *DeviceName, IN OUT INT *Flags); 120 VOID TestUnload(IN PDRIVER_OBJECT DriverObject); 121 #endif /* defined KMT_STANDALONE_DRIVER */ 122 123 #ifdef KMT_FILTER_DRIVER 124 #ifndef KMT_KERNEL_MODE 125 #define KMT_KERNEL_MODE 126 #endif 127 128 NTSTATUS KmtFilterRegisterCallbacks(_In_ CONST FLT_OPERATION_REGISTRATION *OperationRegistration); 129 130 typedef enum 131 { 132 TESTENTRY_NO_REGISTER_FILTER = 0x01, 133 TESTENTRY_NO_CREATE_COMMS_PORT = 0x02, 134 TESTENTRY_NO_START_FILTERING = 0x04, 135 TESTENTRY_NO_INSTANCE_SETUP = 0x08, 136 TESTENTRY_NO_QUERY_TEARDOWN = 0x10, 137 TESTENTRY_NO_ALL = 0xFF 138 } KMT_MINIFILTER_FLAGS; 139 140 VOID TestFilterUnload(_In_ ULONG Flags); 141 NTSTATUS TestInstanceSetup(_In_ PCFLT_RELATED_OBJECTS FltObjects, _In_ FLT_INSTANCE_SETUP_FLAGS Flags, _In_ DEVICE_TYPE VolumeDeviceType, _In_ FLT_FILESYSTEM_TYPE VolumeFilesystemType, _In_ PUNICODE_STRING VolumeName, _In_ ULONG RealSectorSize, _In_ ULONG SectorSize); 142 VOID TestQueryTeardown(_In_ PCFLT_RELATED_OBJECTS FltObjects, _In_ FLT_INSTANCE_QUERY_TEARDOWN_FLAGS Flags); 143 144 NTSTATUS KmtFilterRegisterComms(_In_ PFLT_CONNECT_NOTIFY ConnectNotifyCallback, _In_ PFLT_DISCONNECT_NOTIFY DisconnectNotifyCallback, _In_opt_ PFLT_MESSAGE_NOTIFY MessageNotifyCallback, _In_ LONG MaxClientConnections); 145 146 #endif/* defined KMT_FILTER_DRIVER */ 147 148 149 #ifdef KMT_KERNEL_MODE 150 /* Device Extension layout */ 151 typedef struct 152 { 153 PKMT_RESULTBUFFER ResultBuffer; 154 PMDL Mdl; 155 } KMT_DEVICE_EXTENSION, *PKMT_DEVICE_EXTENSION; 156 157 extern BOOLEAN KmtIsCheckedBuild; 158 extern BOOLEAN KmtIsMultiProcessorBuild; 159 extern PCSTR KmtMajorFunctionNames[]; 160 extern PDRIVER_OBJECT KmtDriverObject; 161 162 VOID KmtSetIrql(IN KIRQL NewIrql); 163 BOOLEAN KmtAreInterruptsEnabled(VOID); 164 ULONG KmtGetPoolTag(PVOID Memory); 165 USHORT KmtGetPoolType(PVOID Memory); 166 PVOID KmtGetSystemRoutineAddress(IN PCWSTR RoutineName); 167 PKTHREAD KmtStartThread(IN PKSTART_ROUTINE StartRoutine, IN PVOID StartContext OPTIONAL); 168 VOID KmtFinishThread(IN PKTHREAD Thread OPTIONAL, IN PKEVENT Event OPTIONAL); 169 #elif defined KMT_USER_MODE 170 DWORD KmtRunKernelTest(IN PCSTR TestName); 171 172 VOID KmtLoadDriver(IN PCWSTR ServiceName, IN BOOLEAN RestartIfRunning); 173 VOID KmtUnloadDriver(VOID); 174 VOID KmtOpenDriver(VOID); 175 VOID KmtCloseDriver(VOID); 176 177 DWORD KmtSendToDriver(IN DWORD ControlCode); 178 DWORD KmtSendStringToDriver(IN DWORD ControlCode, IN PCSTR String); 179 DWORD KmtSendWStringToDriver(IN DWORD ControlCode, IN PCWSTR String); 180 DWORD KmtSendUlongToDriver(IN DWORD ControlCode, IN DWORD Value); 181 DWORD KmtSendBufferToDriver(IN DWORD ControlCode, IN OUT PVOID Buffer OPTIONAL, IN DWORD InLength, IN OUT PDWORD OutLength); 182 183 184 DWORD KmtFltCreateService(_In_z_ PCWSTR ServiceName, _In_z_ PCWSTR DisplayName, _Out_ SC_HANDLE *ServiceHandle); 185 DWORD KmtFltDeleteService(_In_opt_z_ PCWSTR ServiceName, _Inout_ SC_HANDLE *ServiceHandle); 186 DWORD KmtFltAddAltitude(_In_z_ LPWSTR Altitude); 187 DWORD KmtFltLoadDriver(_In_ BOOLEAN EnableDriverLoadPrivlege, _In_ BOOLEAN RestartIfRunning, _In_ BOOLEAN ConnectComms, _Out_ HANDLE *hPort); 188 DWORD KmtFltUnloadDriver(_In_ HANDLE *hPort, _In_ BOOLEAN DisonnectComms); 189 DWORD KmtFltConnectComms(_Out_ HANDLE *hPort); 190 DWORD KmtFltDisconnectComms(_In_ HANDLE hPort); 191 DWORD KmtFltRunKernelTest(_In_ HANDLE hPort, _In_z_ PCSTR TestName); 192 DWORD KmtFltSendToDriver(_In_ HANDLE hPort, _In_ DWORD Message); 193 DWORD KmtFltSendStringToDriver(_In_ HANDLE hPort, _In_ DWORD Message, _In_ PCSTR String); 194 DWORD KmtFltSendWStringToDriver(_In_ HANDLE hPort, _In_ DWORD Message, _In_ PCWSTR String); 195 DWORD KmtFltSendUlongToDriver(_In_ HANDLE hPort, _In_ DWORD Message, _In_ DWORD Value); 196 DWORD KmtFltSendBufferToDriver(_In_ HANDLE hPort, _In_ DWORD Message, _In_reads_bytes_(BufferSize) LPVOID Buffer, _In_ DWORD BufferSize, _Out_writes_bytes_to_opt_(dwOutBufferSize, *lpBytesReturned) LPVOID lpOutBuffer, _In_ DWORD dwOutBufferSize, _Out_opt_ LPDWORD lpBytesReturned); 197 198 #else /* if !defined KMT_KERNEL_MODE && !defined KMT_USER_MODE */ 199 #error either KMT_KERNEL_MODE or KMT_USER_MODE must be defined 200 #endif /* !defined KMT_KERNEL_MODE && !defined KMT_USER_MODE */ 201 202 extern PKMT_RESULTBUFFER ResultBuffer; 203 204 #ifdef __GNUC__ 205 /* TODO: GCC doesn't understand %wZ :( */ 206 #define KMT_FORMAT(type, fmt, first) /*__attribute__((__format__(type, fmt, first)))*/ 207 #elif !defined __GNUC__ 208 #define KMT_FORMAT(type, fmt, first) 209 #endif /* !defined __GNUC__ */ 210 211 #define START_TEST(name) VOID Test_##name(VOID) 212 213 #ifndef KMT_STRINGIZE 214 #define KMT_STRINGIZE(x) #x 215 #endif /* !defined KMT_STRINGIZE */ 216 #define ok(test, ...) ok_(test, __FILE__, __LINE__, __VA_ARGS__) 217 #define trace(...) trace_( __FILE__, __LINE__, __VA_ARGS__) 218 #define skip(test, ...) skip_(test, __FILE__, __LINE__, __VA_ARGS__) 219 220 #define ok_(test, file, line, ...) KmtOk(test, file ":" KMT_STRINGIZE(line), __VA_ARGS__) 221 #define trace_(file, line, ...) KmtTrace( file ":" KMT_STRINGIZE(line), __VA_ARGS__) 222 #define skip_(test, file, line, ...) KmtSkip(test, file ":" KMT_STRINGIZE(line), __VA_ARGS__) 223 224 BOOLEAN KmtVOk(INT Condition, PCSTR FileAndLine, PCSTR Format, va_list Arguments) KMT_FORMAT(ms_printf, 3, 0); 225 BOOLEAN KmtOk(INT Condition, PCSTR FileAndLine, PCSTR Format, ...) KMT_FORMAT(ms_printf, 3, 4); 226 VOID KmtVTrace(PCSTR FileAndLine, PCSTR Format, va_list Arguments) KMT_FORMAT(ms_printf, 2, 0); 227 VOID KmtTrace(PCSTR FileAndLine, PCSTR Format, ...) KMT_FORMAT(ms_printf, 2, 3); 228 BOOLEAN KmtVSkip(INT Condition, PCSTR FileAndLine, PCSTR Format, va_list Arguments) KMT_FORMAT(ms_printf, 3, 0); 229 BOOLEAN KmtSkip(INT Condition, PCSTR FileAndLine, PCSTR Format, ...) KMT_FORMAT(ms_printf, 3, 4); 230 PVOID KmtAllocateGuarded(SIZE_T SizeRequested); 231 VOID KmtFreeGuarded(PVOID Pointer); 232 233 #ifdef KMT_KERNEL_MODE 234 #define ok_irql(irql) ok(KeGetCurrentIrql() == irql, "IRQL is %d, expected %d\n", KeGetCurrentIrql(), irql) 235 #endif /* defined KMT_KERNEL_MODE */ 236 #define ok_eq_print(value, expected, spec) ok((value) == (expected), #value " = " spec ", expected " spec "\n", value, expected) 237 #define ok_eq_pointer(value, expected) ok_eq_print(value, expected, "%p") 238 #define ok_eq_int(value, expected) ok_eq_print(value, expected, "%d") 239 #define ok_eq_uint(value, expected) ok_eq_print(value, expected, "%u") 240 #define ok_eq_long(value, expected) ok_eq_print(value, expected, "%ld") 241 #define ok_eq_ulong(value, expected) ok_eq_print(value, expected, "%lu") 242 #define ok_eq_longlong(value, expected) ok_eq_print(value, expected, "%I64d") 243 #define ok_eq_ulonglong(value, expected) ok_eq_print(value, expected, "%I64u") 244 #define ok_eq_char(value, expected) ok_eq_print(value, expected, "%c") 245 #define ok_eq_wchar(value, expected) ok_eq_print(value, expected, "%C") 246 #ifndef _WIN64 247 #define ok_eq_size(value, expected) ok_eq_print(value, (SIZE_T)(expected), "%lu") 248 #define ok_eq_longptr(value, expected) ok_eq_print(value, (LONG_PTR)(expected), "%ld") 249 #define ok_eq_ulongptr(value, expected) ok_eq_print(value, (ULONG_PTR)(expected), "%lu") 250 #elif defined _WIN64 251 #define ok_eq_size(value, expected) ok_eq_print(value, (SIZE_T)(expected), "%I64u") 252 #define ok_eq_longptr(value, expected) ok_eq_print(value, (LONG_PTR)(expected), "%I64d") 253 #define ok_eq_ulongptr(value, expected) ok_eq_print(value, (ULONG_PTR)(expected), "%I64u") 254 #endif /* defined _WIN64 */ 255 #define ok_eq_hex(value, expected) ok_eq_print(value, expected, "0x%08lx") 256 #define ok_bool_true(value, desc) ok((value) == TRUE, desc " FALSE, expected TRUE\n") 257 #define ok_bool_false(value, desc) ok((value) == FALSE, desc " TRUE, expected FALSE\n") 258 #define ok_eq_bool(value, expected) ok((value) == (expected), #value " = %s, expected %s\n", \ 259 (value) ? "TRUE" : "FALSE", \ 260 (expected) ? "TRUE" : "FALSE") 261 #define ok_eq_str(value, expected) ok(!strcmp(value, expected), #value " = \"%s\", expected \"%s\"\n", value, expected) 262 #define ok_eq_wstr(value, expected) ok(!wcscmp(value, expected), #value " = \"%ls\", expected \"%ls\"\n", value, expected) 263 #define ok_eq_tag(value, expected) ok_eq_print(value, expected, "0x%08lx") 264 265 #define KMT_MAKE_CODE(ControlCode) CTL_CODE(FILE_DEVICE_UNKNOWN, \ 266 0xC00 + (ControlCode), \ 267 METHOD_BUFFERED, \ 268 FILE_ANY_ACCESS) 269 270 #define MICROSECOND 10 271 #define MILLISECOND (1000 * MICROSECOND) 272 #define SECOND (1000 * MILLISECOND) 273 274 /* See apitests/include/apitest.h */ 275 #define KmtInvalidPointer ((PVOID)0x5555555555555555ULL) 276 277 #define KmtStartSeh() \ 278 { \ 279 NTSTATUS ExceptionStatus = STATUS_SUCCESS; \ 280 _SEH2_TRY \ 281 { 282 283 #define KmtEndSeh(ExpectedStatus) \ 284 } \ 285 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER) \ 286 { \ 287 ExceptionStatus = _SEH2_GetExceptionCode(); \ 288 } \ 289 _SEH2_END; \ 290 ok_eq_hex(ExceptionStatus, (ExpectedStatus)); \ 291 } 292 293 #define KmtGetSystemOrEmbeddedRoutineAddress(RoutineName) \ 294 p##RoutineName = KmtGetSystemRoutineAddress(L ## #RoutineName); \ 295 if (!p##RoutineName) \ 296 { \ 297 p##RoutineName = RoutineName; \ 298 trace("Using embedded routine for " #RoutineName "\n"); \ 299 } \ 300 else \ 301 trace("Using system routine for " #RoutineName "\n"); 302 303 #if defined KMT_DEFINE_TEST_FUNCTIONS 304 305 #if defined KMT_KERNEL_MODE 306 #include "kmt_test_kernel.h" 307 #elif defined KMT_USER_MODE 308 #include "kmt_test_user.h" 309 #endif /* defined KMT_USER_MODE */ 310 311 PKMT_RESULTBUFFER ResultBuffer = NULL; 312 313 static VOID KmtAddToLogBuffer(PKMT_RESULTBUFFER Buffer, PCSTR String, SIZE_T Length) 314 { 315 LONG OldLength; 316 LONG NewLength; 317 318 if (!Buffer) 319 return; 320 321 do 322 { 323 OldLength = Buffer->LogBufferLength; 324 NewLength = OldLength + (ULONG)Length; 325 if (NewLength > Buffer->LogBufferMaxLength) 326 return; 327 } while (InterlockedCompareExchange(&Buffer->LogBufferLength, NewLength, OldLength) != OldLength); 328 329 memcpy(&Buffer->LogBuffer[OldLength], String, Length); 330 } 331 332 KMT_FORMAT(ms_printf, 5, 0) 333 static SIZE_T KmtXVSNPrintF(PSTR Buffer, SIZE_T BufferMaxLength, PCSTR FileAndLine, PCSTR Prepend, PCSTR Format, va_list Arguments) 334 { 335 SIZE_T BufferLength = 0; 336 SIZE_T Length; 337 338 if (FileAndLine) 339 { 340 PCSTR Slash; 341 Slash = strrchr(FileAndLine, '\\'); 342 if (Slash) 343 FileAndLine = Slash + 1; 344 Slash = strrchr(FileAndLine, '/'); 345 if (Slash) 346 FileAndLine = Slash + 1; 347 348 Length = min(BufferMaxLength, strlen(FileAndLine)); 349 memcpy(Buffer, FileAndLine, Length); 350 Buffer += Length; 351 BufferLength += Length; 352 BufferMaxLength -= Length; 353 } 354 if (Prepend) 355 { 356 Length = min(BufferMaxLength, strlen(Prepend)); 357 memcpy(Buffer, Prepend, Length); 358 Buffer += Length; 359 BufferLength += Length; 360 BufferMaxLength -= Length; 361 } 362 if (Format) 363 { 364 Length = KmtVSNPrintF(Buffer, BufferMaxLength, Format, Arguments); 365 /* vsnprintf can return more than maxLength, we don't want to do that */ 366 BufferLength += min(Length, BufferMaxLength); 367 } 368 return BufferLength; 369 } 370 371 KMT_FORMAT(ms_printf, 5, 6) 372 static SIZE_T KmtXSNPrintF(PSTR Buffer, SIZE_T BufferMaxLength, PCSTR FileAndLine, PCSTR Prepend, PCSTR Format, ...) 373 { 374 SIZE_T BufferLength; 375 va_list Arguments; 376 va_start(Arguments, Format); 377 BufferLength = KmtXVSNPrintF(Buffer, BufferMaxLength, FileAndLine, Prepend, Format, Arguments); 378 va_end(Arguments); 379 return BufferLength; 380 } 381 382 VOID KmtFinishTest(PCSTR TestName) 383 { 384 CHAR MessageBuffer[512]; 385 SIZE_T MessageLength; 386 387 if (!ResultBuffer) 388 return; 389 390 MessageLength = KmtXSNPrintF(MessageBuffer, sizeof MessageBuffer, NULL, NULL, 391 "%s: %ld tests executed (0 marked as todo, %ld failures), %ld skipped.\n", 392 TestName, 393 ResultBuffer->Successes + ResultBuffer->Failures, 394 ResultBuffer->Failures, 395 ResultBuffer->Skipped); 396 KmtAddToLogBuffer(ResultBuffer, MessageBuffer, MessageLength); 397 } 398 399 BOOLEAN KmtVOk(INT Condition, PCSTR FileAndLine, PCSTR Format, va_list Arguments) 400 { 401 CHAR MessageBuffer[512]; 402 SIZE_T MessageLength; 403 404 if (!ResultBuffer) 405 return Condition != 0; 406 407 if (Condition) 408 { 409 InterlockedIncrement(&ResultBuffer->Successes); 410 411 if (0/*KmtReportSuccess*/) 412 { 413 MessageLength = KmtXSNPrintF(MessageBuffer, sizeof MessageBuffer, FileAndLine, ": Test succeeded\n", NULL); 414 KmtAddToLogBuffer(ResultBuffer, MessageBuffer, MessageLength); 415 } 416 } 417 else 418 { 419 InterlockedIncrement(&ResultBuffer->Failures); 420 MessageLength = KmtXVSNPrintF(MessageBuffer, sizeof MessageBuffer, FileAndLine, ": Test failed: ", Format, Arguments); 421 KmtAddToLogBuffer(ResultBuffer, MessageBuffer, MessageLength); 422 } 423 424 return Condition != 0; 425 } 426 427 BOOLEAN KmtOk(INT Condition, PCSTR FileAndLine, PCSTR Format, ...) 428 { 429 BOOLEAN Ret; 430 va_list Arguments; 431 va_start(Arguments, Format); 432 Ret = KmtVOk(Condition, FileAndLine, Format, Arguments); 433 va_end(Arguments); 434 return Ret; 435 } 436 437 VOID KmtVTrace(PCSTR FileAndLine, PCSTR Format, va_list Arguments) 438 { 439 CHAR MessageBuffer[512]; 440 SIZE_T MessageLength; 441 442 MessageLength = KmtXVSNPrintF(MessageBuffer, sizeof MessageBuffer, FileAndLine, ": ", Format, Arguments); 443 KmtAddToLogBuffer(ResultBuffer, MessageBuffer, MessageLength); 444 } 445 446 VOID KmtTrace(PCSTR FileAndLine, PCSTR Format, ...) 447 { 448 va_list Arguments; 449 va_start(Arguments, Format); 450 KmtVTrace(FileAndLine, Format, Arguments); 451 va_end(Arguments); 452 } 453 454 BOOLEAN KmtVSkip(INT Condition, PCSTR FileAndLine, PCSTR Format, va_list Arguments) 455 { 456 CHAR MessageBuffer[512]; 457 SIZE_T MessageLength; 458 459 if (!ResultBuffer) 460 return !Condition; 461 462 if (!Condition) 463 { 464 InterlockedIncrement(&ResultBuffer->Skipped); 465 MessageLength = KmtXVSNPrintF(MessageBuffer, sizeof MessageBuffer, FileAndLine, ": Tests skipped: ", Format, Arguments); 466 KmtAddToLogBuffer(ResultBuffer, MessageBuffer, MessageLength); 467 } 468 469 return !Condition; 470 } 471 472 BOOLEAN KmtSkip(INT Condition, PCSTR FileAndLine, PCSTR Format, ...) 473 { 474 BOOLEAN Ret; 475 va_list Arguments; 476 va_start(Arguments, Format); 477 Ret = KmtVSkip(Condition, FileAndLine, Format, Arguments); 478 va_end(Arguments); 479 return Ret; 480 } 481 482 PVOID KmtAllocateGuarded(SIZE_T SizeRequested) 483 { 484 NTSTATUS Status; 485 SIZE_T Size = PAGE_ROUND_UP(SizeRequested + PAGE_SIZE); 486 PVOID VirtualMemory = NULL; 487 PCHAR StartOfBuffer; 488 489 Status = ZwAllocateVirtualMemory(ZwCurrentProcess(), &VirtualMemory, 0, &Size, MEM_RESERVE, PAGE_NOACCESS); 490 491 if (!NT_SUCCESS(Status)) 492 return NULL; 493 494 Size -= PAGE_SIZE; 495 Status = ZwAllocateVirtualMemory(ZwCurrentProcess(), &VirtualMemory, 0, &Size, MEM_COMMIT, PAGE_READWRITE); 496 if (!NT_SUCCESS(Status)) 497 { 498 Size = 0; 499 Status = ZwFreeVirtualMemory(ZwCurrentProcess(), &VirtualMemory, &Size, MEM_RELEASE); 500 ok_eq_hex(Status, STATUS_SUCCESS); 501 return NULL; 502 } 503 504 StartOfBuffer = VirtualMemory; 505 StartOfBuffer += Size - SizeRequested; 506 507 return StartOfBuffer; 508 } 509 510 VOID KmtFreeGuarded(PVOID Pointer) 511 { 512 NTSTATUS Status; 513 PVOID VirtualMemory = (PVOID)PAGE_ROUND_DOWN((SIZE_T)Pointer); 514 SIZE_T Size = 0; 515 516 Status = ZwFreeVirtualMemory(ZwCurrentProcess(), &VirtualMemory, &Size, MEM_RELEASE); 517 ok_eq_hex(Status, STATUS_SUCCESS); 518 } 519 520 #endif /* defined KMT_DEFINE_TEST_FUNCTIONS */ 521 522 #endif /* !defined _KMTEST_TEST_H_ */ 523