/usr/include/licq/crypto.h is in licq-dev 1.8.2-1ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* This file is part of Licq, an instant messaging client for UNIX.
* Copyright (C) 2013 Licq Developers <licq-dev@googlegroups.com>
*
* Please refer to the COPYRIGHT file distributed with this source
* distribution for the names of the individual contributors.
*
* Licq is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Licq is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Licq; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef LICQ_CRYPTO_H
#define LICQ_CRYPTO_H
#include <string>
#include <stdint.h>
namespace Licq
{
/// Returns @a length bytes of @a data as a hex string
std::string toHexString(const uint8_t* data, size_t length);
namespace Md5
{
static const size_t DIGEST_LENGTH = 16;
/**
* Calculate the MD5 hash of @a data and store it in @a digest.
*
* @param data The data to hash.
* @param length The length of @a data.
* @param digest Result buffer with space for at least DIGEST_LENGTH bytes.
*/
void hash(const uint8_t* data, size_t length, uint8_t* digest);
inline void hash(const std::string& data, uint8_t* digest);
/**
* Calculate the MD5 hash of @a data and return it as a hex string.
*
* @param data The data to hash.
* @param length The length of @a data.
*/
std::string hashToHexString(const uint8_t* data, size_t length);
inline std::string hashToHexString(const std::string& data);
} // namespace Md5
namespace Sha1
{
static const size_t DIGEST_LENGTH = 20;
/// Return true if Licq supports SHA1
bool supported();
/**
* Calculate the SHA1 hash of @a data and store it in @a digest.
*
* @param data The data to hash.
* @param length The length of @a data.
* @param digest Result buffer with space for at least DIGEST_LENGTH bytes.
*/
void hash(const uint8_t* data, size_t length, uint8_t* digest);
inline void hash(const std::string& data, uint8_t* digest);
/**
* Calculate the SHA1 hash of @a data and return it as a hex string.
*
* @param data The data to hash.
* @param length The length of @a data.
*/
std::string hashToHexString(const uint8_t* data, size_t length);
inline std::string hashToHexString(const std::string& data);
} // namespace Sha1
} // namespace Licq
inline void Licq::Md5::hash(const std::string& data, uint8_t* digest)
{
hash(reinterpret_cast<const uint8_t*>(data.data()), data.size(), digest);
}
inline std::string Licq::Md5::hashToHexString(const std::string& data)
{
return hashToHexString(
reinterpret_cast<const uint8_t*>(data.data()), data.size());
}
inline void Licq::Sha1::hash(const std::string& data, uint8_t* digest)
{
hash(reinterpret_cast<const uint8_t*>(data.data()), data.size(), digest);
}
inline std::string Licq::Sha1::hashToHexString(const std::string& data)
{
return hashToHexString(
reinterpret_cast<const uint8_t*>(data.data()), data.size());
}
#endif
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