1/*
2 *  Copyright 2012 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#ifndef WEBRTC_BASE_SHA1DIGEST_H_
12#define WEBRTC_BASE_SHA1DIGEST_H_
13
14#include "webrtc/base/messagedigest.h"
15#include "webrtc/base/sha1.h"
16
17namespace rtc {
18
19// A simple wrapper for our SHA-1 implementation.
20class Sha1Digest : public MessageDigest {
21 public:
22  enum { kSize = SHA1_DIGEST_SIZE };
23  Sha1Digest() {
24    SHA1Init(&ctx_);
25  }
26  size_t Size() const override;
27  void Update(const void* buf, size_t len) override;
28  size_t Finish(void* buf, size_t len) override;
29
30 private:
31  SHA1_CTX ctx_;
32};
33
34}  // namespace rtc
35
36#endif  // WEBRTC_BASE_SHA1DIGEST_H_
37