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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "base/atomicops.h" | 5 #include "base/atomicops.h" |
6 #include "base/basictypes.h" | 6 #include "base/basictypes.h" |
7 #include "base/memory/scoped_ptr.h" | 7 #include "base/memory/scoped_ptr.h" |
8 #include "base/memory/shared_memory.h" | 8 #include "base/memory/shared_memory.h" |
9 #include "base/process/kill.h" | 9 #include "base/process/kill.h" |
10 #include "base/rand_util.h" | 10 #include "base/rand_util.h" |
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362 void* writable = mmap(NULL, contents.size(), PROT_READ | PROT_WRITE, | 362 void* writable = mmap(NULL, contents.size(), PROT_READ | PROT_WRITE, |
363 MAP_SHARED, handle_fd, 0); | 363 MAP_SHARED, handle_fd, 0); |
364 int mmap_errno = errno; | 364 int mmap_errno = errno; |
365 EXPECT_EQ(MAP_FAILED, writable) | 365 EXPECT_EQ(MAP_FAILED, writable) |
366 << "It shouldn't be possible to re-mmap the descriptor writable."; | 366 << "It shouldn't be possible to re-mmap the descriptor writable."; |
367 EXPECT_EQ(EACCES, mmap_errno) << strerror(mmap_errno); | 367 EXPECT_EQ(EACCES, mmap_errno) << strerror(mmap_errno); |
368 if (writable != MAP_FAILED) | 368 if (writable != MAP_FAILED) |
369 EXPECT_EQ(0, munmap(writable, readonly_shmem.mapped_size())); | 369 EXPECT_EQ(0, munmap(writable, readonly_shmem.mapped_size())); |
370 | 370 |
371 #elif defined(OS_WIN) | 371 #elif defined(OS_WIN) |
372 EXPECT_EQ(NULL, MapViewOfFile(handle, FILE_MAP_WRITE, 0, 0, 0)) | 372 EXPECT_EQ(NULL, MapViewOfFile(handle.GetHandle(), FILE_MAP_WRITE, 0, 0, 0)) |
373 << "Shouldn't be able to map memory writable."; | 373 << "Shouldn't be able to map memory writable."; |
374 | 374 |
375 HANDLE temp_handle; | 375 HANDLE temp_handle; |
376 BOOL rv = ::DuplicateHandle(GetCurrentProcess(), | 376 BOOL rv = ::DuplicateHandle(GetCurrentProcess(), handle.GetHandle(), |
377 handle, | 377 GetCurrentProcess(), &temp_handle, |
378 GetCurrentProcess(), | 378 FILE_MAP_ALL_ACCESS, false, 0); |
379 &temp_handle, | |
380 FILE_MAP_ALL_ACCESS, | |
381 false, | |
382 0); | |
383 EXPECT_EQ(FALSE, rv) | 379 EXPECT_EQ(FALSE, rv) |
384 << "Shouldn't be able to duplicate the handle into a writable one."; | 380 << "Shouldn't be able to duplicate the handle into a writable one."; |
385 if (rv) | 381 if (rv) |
386 win::ScopedHandle writable_handle(temp_handle); | 382 win::ScopedHandle writable_handle(temp_handle); |
387 rv = ::DuplicateHandle(GetCurrentProcess(), | 383 rv = ::DuplicateHandle(GetCurrentProcess(), handle.GetHandle(), |
388 handle, | 384 GetCurrentProcess(), &temp_handle, FILE_MAP_READ, |
389 GetCurrentProcess(), | 385 false, 0); |
390 &temp_handle, | |
391 FILE_MAP_READ, | |
392 false, | |
393 0); | |
394 EXPECT_EQ(TRUE, rv) | 386 EXPECT_EQ(TRUE, rv) |
395 << "Should be able to duplicate the handle into a readable one."; | 387 << "Should be able to duplicate the handle into a readable one."; |
396 if (rv) | 388 if (rv) |
397 win::ScopedHandle writable_handle(temp_handle); | 389 win::ScopedHandle writable_handle(temp_handle); |
398 #else | 390 #else |
399 #error Unexpected platform; write a test that tries to make 'handle' writable. | 391 #error Unexpected platform; write a test that tries to make 'handle' writable. |
400 #endif // defined(OS_POSIX) || defined(OS_WIN) | 392 #endif // defined(OS_POSIX) || defined(OS_WIN) |
401 } | 393 } |
402 | 394 |
403 TEST(SharedMemoryTest, ShareToSelf) { | 395 TEST(SharedMemoryTest, ShareToSelf) { |
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636 memory.Close(); | 628 memory.Close(); |
637 SharedMemoryProcessTest::CleanUp(); | 629 SharedMemoryProcessTest::CleanUp(); |
638 } | 630 } |
639 | 631 |
640 MULTIPROCESS_TEST_MAIN(SharedMemoryTestMain) { | 632 MULTIPROCESS_TEST_MAIN(SharedMemoryTestMain) { |
641 return SharedMemoryProcessTest::TaskTestMain(); | 633 return SharedMemoryProcessTest::TaskTestMain(); |
642 } | 634 } |
643 #endif // !defined(OS_IOS) && !defined(OS_ANDROID) && !defined(OS_MACOSX) | 635 #endif // !defined(OS_IOS) && !defined(OS_ANDROID) && !defined(OS_MACOSX) |
644 | 636 |
645 } // namespace base | 637 } // namespace base |
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