1 /* 2 * Copyright 2015 The WebRTC Project Authors. All rights reserved. 3 * 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 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #include "webrtc/base/sha1digest.h" 12 13 namespace rtc { 14 15 size_t Sha1Digest::Size() const { 16 return kSize; 17 } 18 19 void Sha1Digest::Update(const void* buf, size_t len) { 20 SHA1Update(&ctx_, static_cast<const uint8_t*>(buf), len); 21 } 22 23 size_t Sha1Digest::Finish(void* buf, size_t len) { 24 if (len < kSize) { 25 return 0; 26 } 27 SHA1Final(&ctx_, static_cast<uint8_t*>(buf)); 28 SHA1Init(&ctx_); // Reset for next use. 29 return kSize; 30 } 31 32 } // namespace rtc 33
