|  | /* | 
|  | *  Copyright 2015 The WebRTC Project Authors. All rights reserved. | 
|  | * | 
|  | *  Use of this source code is governed by a BSD-style license | 
|  | *  that can be found in the LICENSE file in the root of the source | 
|  | *  tree. An additional intellectual property rights grant can be found | 
|  | *  in the file PATENTS.  All contributing project authors may | 
|  | *  be found in the AUTHORS file in the root of the source tree. | 
|  | */ | 
|  |  | 
|  | #include "webrtc/base/md5digest.h" | 
|  |  | 
|  | namespace rtc { | 
|  |  | 
|  | size_t Md5Digest::Size() const { | 
|  | return kSize; | 
|  | } | 
|  |  | 
|  | void Md5Digest::Update(const void* buf, size_t len) { | 
|  | MD5Update(&ctx_, static_cast<const uint8_t*>(buf), len); | 
|  | } | 
|  |  | 
|  | size_t Md5Digest::Finish(void* buf, size_t len) { | 
|  | if (len < kSize) { | 
|  | return 0; | 
|  | } | 
|  | MD5Final(&ctx_, static_cast<uint8_t*>(buf)); | 
|  | MD5Init(&ctx_);  // Reset for next use. | 
|  | return kSize; | 
|  | } | 
|  |  | 
|  | };  // namespace rtc |