15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved.
25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be
35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file.
45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)
55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "crypto/sha2.h"
65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)
75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/memory/scoped_ptr.h"
85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/stl_util.h"
95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "crypto/secure_hash.h"
105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)
115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace crypto {
125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)
135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SHA256HashString(const base::StringPiece& str, void* output, size_t len) {
145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)  scoped_ptr<SecureHash> ctx(SecureHash::Create(SecureHash::SHA256));
155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)  ctx->Update(str.data(), str.length());
165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)  ctx->Finish(output, len);
175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}
185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)
195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)std::string SHA256HashString(const base::StringPiece& str) {
205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)  std::string output(kSHA256Length, 0);
215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)  SHA256HashString(str, string_as_array(&output), output.size());
225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)  return output;
235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}
245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)
255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}  // namespace crypto
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