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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/basictypes.h" | 5 #include "base/basictypes.h" |
| 6 #include "base/memory/scoped_ptr.h" | 6 #include "base/memory/scoped_ptr.h" |
| 7 #include "base/memory/shared_memory.h" | 7 #include "base/memory/shared_memory.h" |
| 8 #include "base/process/kill.h" | 8 #include "base/process/kill.h" |
| 9 #include "base/rand_util.h" | 9 #include "base/rand_util.h" |
| 10 #include "base/strings/string_number_conversions.h" | 10 #include "base/strings/string_number_conversions.h" |
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| 418 EXPECT_EQ(MAP_FAILED, writable) | 418 EXPECT_EQ(MAP_FAILED, writable) |
| 419 << "It shouldn't be possible to re-mmap the descriptor writable."; | 419 << "It shouldn't be possible to re-mmap the descriptor writable."; |
| 420 EXPECT_EQ(EACCES, mmap_errno) << strerror(mmap_errno); | 420 EXPECT_EQ(EACCES, mmap_errno) << strerror(mmap_errno); |
| 421 if (writable != MAP_FAILED) | 421 if (writable != MAP_FAILED) |
| 422 EXPECT_EQ(0, munmap(writable, readonly_shmem.mapped_size())); | 422 EXPECT_EQ(0, munmap(writable, readonly_shmem.mapped_size())); |
| 423 | 423 |
| 424 #elif defined(OS_WIN) | 424 #elif defined(OS_WIN) |
| 425 EXPECT_EQ(NULL, MapViewOfFile(handle, FILE_MAP_WRITE, 0, 0, 0)) | 425 EXPECT_EQ(NULL, MapViewOfFile(handle, FILE_MAP_WRITE, 0, 0, 0)) |
| 426 << "Shouldn't be able to map memory writable."; | 426 << "Shouldn't be able to map memory writable."; |
| 427 | 427 |
| 428 base::win::ScopedHandle writable_handle; | 428 HANDLE temp_handle; |
| 429 EXPECT_EQ(0, | 429 BOOL rv = ::DuplicateHandle(GetCurrentProcess(), |
| 430 ::DuplicateHandle(GetCurrentProcess(), | |
| 431 handle, | 430 handle, |
| 432 GetCurrentProcess, | 431 GetCurrentProcess, |
| 433 writable_handle.Receive(), | 432 &temp_handle, |
| 434 FILE_MAP_ALL_ACCESS, | 433 FILE_MAP_ALL_ACCESS, |
| 435 false, | 434 false, |
| 436 0)) | 435 0); |
| 436 EXPECT_EQ(FALSE, rv) |
| 437 << "Shouldn't be able to duplicate the handle into a writable one."; | 437 << "Shouldn't be able to duplicate the handle into a writable one."; |
| 438 if (rv) |
| 439 base::win::ScopedHandle writable_handle(temp_handle); |
| 438 #else | 440 #else |
| 439 #error Unexpected platform; write a test that tries to make 'handle' writable. | 441 #error Unexpected platform; write a test that tries to make 'handle' writable. |
| 440 #endif // defined(OS_POSIX) || defined(OS_WIN) | 442 #endif // defined(OS_POSIX) || defined(OS_WIN) |
| 441 } | 443 } |
| 442 | 444 |
| 443 TEST(SharedMemoryTest, ShareToSelf) { | 445 TEST(SharedMemoryTest, ShareToSelf) { |
| 444 StringPiece contents = "Hello World"; | 446 StringPiece contents = "Hello World"; |
| 445 | 447 |
| 446 SharedMemory shmem; | 448 SharedMemory shmem; |
| 447 ASSERT_TRUE(shmem.CreateAndMapAnonymous(contents.size())); | 449 ASSERT_TRUE(shmem.CreateAndMapAnonymous(contents.size())); |
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| 657 SharedMemoryProcessTest::CleanUp(); | 659 SharedMemoryProcessTest::CleanUp(); |
| 658 } | 660 } |
| 659 | 661 |
| 660 MULTIPROCESS_TEST_MAIN(SharedMemoryTestMain) { | 662 MULTIPROCESS_TEST_MAIN(SharedMemoryTestMain) { |
| 661 return SharedMemoryProcessTest::TaskTestMain(); | 663 return SharedMemoryProcessTest::TaskTestMain(); |
| 662 } | 664 } |
| 663 | 665 |
| 664 #endif // !OS_IOS | 666 #endif // !OS_IOS |
| 665 | 667 |
| 666 } // namespace base | 668 } // namespace base |
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