mirror of
https://github.com/klzgrad/naiveproxy.git
synced 2024-11-28 08:16:09 +03:00
37 lines
1.1 KiB
C
37 lines
1.1 KiB
C
|
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
|
||
|
|
// Use of this source code is governed by a BSD-style license that can be
|
||
|
|
// found in the LICENSE file.
|
||
|
|
|
||
|
|
#ifndef CRYPTO_SHA2_H_
|
||
|
|
#define CRYPTO_SHA2_H_
|
||
|
|
|
||
|
|
#include <stddef.h>
|
||
|
|
|
||
|
|
#include <string>
|
||
|
|
|
||
|
|
#include "base/strings/string_piece.h"
|
||
|
|
#include "crypto/crypto_export.h"
|
||
|
|
|
||
|
|
namespace crypto {
|
||
|
|
|
||
|
|
// These functions perform SHA-256 operations.
|
||
|
|
//
|
||
|
|
// Functions for SHA-384 and SHA-512 can be added when the need arises.
|
||
|
|
|
||
|
|
static const size_t kSHA256Length = 32; // Length in bytes of a SHA-256 hash.
|
||
|
|
|
||
|
|
// Computes the SHA-256 hash of the input string 'str' and stores the first
|
||
|
|
// 'len' bytes of the hash in the output buffer 'output'. If 'len' > 32,
|
||
|
|
// only 32 bytes (the full hash) are stored in the 'output' buffer.
|
||
|
|
CRYPTO_EXPORT void SHA256HashString(base::StringPiece str,
|
||
|
|
void* output,
|
||
|
|
size_t len);
|
||
|
|
|
||
|
|
// Convenience version of the above that returns the result in a 32-byte
|
||
|
|
// string.
|
||
|
|
CRYPTO_EXPORT std::string SHA256HashString(base::StringPiece str);
|
||
|
|
|
||
|
|
} // namespace crypto
|
||
|
|
|
||
|
|
#endif // CRYPTO_SHA2_H_
|