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| 1 /* | 1 /* |
| 2 * Copyright 2014 The WebRTC Project Authors. All rights reserved. | 2 * Copyright 2014 The WebRTC Project Authors. All rights reserved. |
| 3 * | 3 * |
| 4 * Use of this source code is governed by a BSD-style license | 4 * Use of this source code is governed by a BSD-style license |
| 5 * that can be found in the LICENSE file in the root of the source | 5 * that can be found in the LICENSE file in the root of the source |
| 6 * tree. An additional intellectual property rights grant can be found | 6 * tree. An additional intellectual property rights grant can be found |
| 7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
| 8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
| 9 */ | 9 */ |
| 10 | 10 |
| 11 // Borrowed from Chromium's src/base/numerics/safe_conversions_impl.h. | 11 // Borrowed from Chromium's src/base/numerics/safe_conversions_impl.h. |
| 12 | 12 |
| 13 #ifndef WEBRTC_BASE_SAFE_CONVERSIONS_IMPL_H_ | 13 #ifndef WEBRTC_RTC_BASE_SAFE_CONVERSIONS_IMPL_H_ |
| 14 #define WEBRTC_BASE_SAFE_CONVERSIONS_IMPL_H_ | 14 #define WEBRTC_RTC_BASE_SAFE_CONVERSIONS_IMPL_H_ |
| 15 | 15 |
| 16 #include <limits> | 16 #include <limits> |
| 17 | 17 |
| 18 namespace rtc { | 18 namespace rtc { |
| 19 namespace internal { | 19 namespace internal { |
| 20 | 20 |
| 21 enum DstSign { | 21 enum DstSign { |
| 22 DST_UNSIGNED, | 22 DST_UNSIGNED, |
| 23 DST_SIGNED | 23 DST_SIGNED |
| 24 }; | 24 }; |
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| 178 static_assert(std::numeric_limits<Src>::is_specialized, | 178 static_assert(std::numeric_limits<Src>::is_specialized, |
| 179 "argument must be numeric"); | 179 "argument must be numeric"); |
| 180 static_assert(std::numeric_limits<Dst>::is_specialized, | 180 static_assert(std::numeric_limits<Dst>::is_specialized, |
| 181 "result must be numeric"); | 181 "result must be numeric"); |
| 182 return RangeCheckImpl<Dst, Src>::Check(value); | 182 return RangeCheckImpl<Dst, Src>::Check(value); |
| 183 } | 183 } |
| 184 | 184 |
| 185 } // namespace internal | 185 } // namespace internal |
| 186 } // namespace rtc | 186 } // namespace rtc |
| 187 | 187 |
| 188 #endif // WEBRTC_BASE_SAFE_CONVERSIONS_IMPL_H_ | 188 #endif // WEBRTC_RTC_BASE_SAFE_CONVERSIONS_IMPL_H_ |
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