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| 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | 2 /* This Source Code Form is subject to the terms of the Mozilla Public |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this file, | 3 * License, v. 2.0. If a copy of the MPL was not distributed with this file, |
| 4 * You can obtain one at http://mozilla.org/MPL/2.0/. */ | 4 * You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| 5 | 5 |
| 6 /* Provides checked integers, detecting integer overflow and divide-by-0. */ | 6 /* Provides checked integers, detecting integer overflow and divide-by-0. */ |
| 7 | 7 |
| 8 // Necessary modifications are made to the original CheckedInt.h file when | 8 // Necessary modifications are made to the original CheckedInt.h file when |
| 9 // incorporating it into WebKit: | 9 // incorporating it into WebKit: |
| 10 // 1) Comment out #define MOZ_CHECKEDINT_ENABLE_MOZ_ASSERTS | 10 // 1) Comment out #define MOZ_CHECKEDINT_ENABLE_MOZ_ASSERTS |
| 11 // 2) Comment out #include "mozilla/StandardInteger.h" | 11 // 2) Comment out #include "mozilla/StandardInteger.h" |
| 12 // 3) Define MOZ_DELETE | 12 // 3) Define MOZ_DELETE |
| 13 // 4) Change namespace mozilla to namespace blink | 13 // 4) Change namespace mozilla to namespace blink |
| 14 | 14 |
| 15 #ifndef mozilla_CheckedInt_h_ | 15 #ifndef SKY_ENGINE_PLATFORM_CHECKEDINT_H_ |
| 16 #define mozilla_CheckedInt_h_ | 16 #define SKY_ENGINE_PLATFORM_CHECKEDINT_H_ |
| 17 | 17 |
| 18 /* | 18 /* |
| 19 * Build options. Comment out these #defines to disable the corresponding | 19 * Build options. Comment out these #defines to disable the corresponding |
| 20 * optional feature. Disabling features may be useful for code using | 20 * optional feature. Disabling features may be useful for code using |
| 21 * CheckedInt outside of Mozilla (e.g. WebKit) | 21 * CheckedInt outside of Mozilla (e.g. WebKit) |
| 22 */ | 22 */ |
| 23 | 23 |
| 24 // Enable usage of MOZ_STATIC_ASSERT to check for unsupported types. | 24 // Enable usage of MOZ_STATIC_ASSERT to check for unsupported types. |
| 25 // If disabled, static asserts are replaced by regular assert(). | 25 // If disabled, static asserts are replaced by regular assert(). |
| 26 // #define MOZ_CHECKEDINT_ENABLE_MOZ_ASSERTS | 26 // #define MOZ_CHECKEDINT_ENABLE_MOZ_ASSERTS |
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| 808 typedef CheckedInt<uint8_t> CheckedUint8; | 808 typedef CheckedInt<uint8_t> CheckedUint8; |
| 809 typedef CheckedInt<int16_t> CheckedInt16; | 809 typedef CheckedInt<int16_t> CheckedInt16; |
| 810 typedef CheckedInt<uint16_t> CheckedUint16; | 810 typedef CheckedInt<uint16_t> CheckedUint16; |
| 811 typedef CheckedInt<int32_t> CheckedInt32; | 811 typedef CheckedInt<int32_t> CheckedInt32; |
| 812 typedef CheckedInt<uint32_t> CheckedUint32; | 812 typedef CheckedInt<uint32_t> CheckedUint32; |
| 813 typedef CheckedInt<int64_t> CheckedInt64; | 813 typedef CheckedInt<int64_t> CheckedInt64; |
| 814 typedef CheckedInt<uint64_t> CheckedUint64; | 814 typedef CheckedInt<uint64_t> CheckedUint64; |
| 815 | 815 |
| 816 } // namespace blink | 816 } // namespace blink |
| 817 | 817 |
| 818 #endif /* mozilla_CheckedInt_h_ */ | 818 #endif // SKY_ENGINE_PLATFORM_CHECKEDINT_H_ |
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