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| 1 /* |
| 2 * Copyright (C) 2014 Google Inc. All rights reserved. |
| 3 * |
| 4 * Redistribution and use in source and binary forms, with or without |
| 5 * modification, are permitted provided that the following conditions are |
| 6 * met: |
| 7 * |
| 8 * * Redistributions of source code must retain the above copyright |
| 9 * notice, this list of conditions and the following disclaimer. |
| 10 * * Redistributions in binary form must reproduce the above |
| 11 * copyright notice, this list of conditions and the following disclaimer |
| 12 * in the documentation and/or other materials provided with the |
| 13 * distribution. |
| 14 * * Neither the name of Google Inc. nor the names of its |
| 15 * contributors may be used to endorse or promote products derived from |
| 16 * this software without specific prior written permission. |
| 17 * |
| 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 29 */ |
| 30 |
| 31 #ifndef TestingPlatformSupport_h |
| 32 #define TestingPlatformSupport_h |
| 33 |
| 34 #include "public/platform/Platform.h" |
| 35 #include "public/platform/WebDiscardableMemory.h" |
| 36 #include "wtf/Vector.h" |
| 37 |
| 38 namespace blink { |
| 39 |
| 40 class TestingDiscardableMemory : public WebDiscardableMemory { |
| 41 public: |
| 42 explicit TestingDiscardableMemory(size_t); |
| 43 ~TestingDiscardableMemory() override; |
| 44 |
| 45 // WebDiscardableMemory: |
| 46 bool lock() override; |
| 47 void* data() override; |
| 48 void unlock() override; |
| 49 WebMemoryAllocatorDump* createMemoryAllocatorDump(const WebString& name, Web
ProcessMemoryDump*) const override; |
| 50 |
| 51 private: |
| 52 Vector<char> m_data; |
| 53 bool m_isLocked; |
| 54 }; |
| 55 |
| 56 class TestingPlatformSupport : public Platform { |
| 57 public: |
| 58 struct Config { |
| 59 Config() : hasDiscardableMemorySupport(false) { } |
| 60 |
| 61 bool hasDiscardableMemorySupport; |
| 62 }; |
| 63 |
| 64 explicit TestingPlatformSupport(const Config&); |
| 65 |
| 66 ~TestingPlatformSupport() override; |
| 67 |
| 68 // Platform: |
| 69 WebDiscardableMemory* allocateAndLockDiscardableMemory(size_t bytes) overrid
e; |
| 70 void cryptographicallyRandomValues(unsigned char* buffer, size_t length) ove
rride; |
| 71 const unsigned char* getTraceCategoryEnabledFlag(const char* categoryName) o
verride; |
| 72 WebString defaultLocale() override; |
| 73 |
| 74 private: |
| 75 const Config m_config; |
| 76 Platform* const m_oldPlatform; |
| 77 }; |
| 78 |
| 79 } // namespace blink |
| 80 |
| 81 #endif // TestingPlatformSupport_h |
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