C++程序  |  66行  |  1.59 KB

/*-------------------------------------------------------------------------
 * drawElements C++ Base Library
 * -----------------------------
 *
 * Copyright 2015 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 *//*!
 * \file
 * \brief SHA1 hash functions
 *//*--------------------------------------------------------------------*/

#include "deSha1.hpp"

namespace de
{

Sha1 Sha1::parse (const std::string& str)
{
	deSha1 hash;

	DE_CHECK_RUNTIME_ERR_MSG(str.size() >= 40, "Failed to parse SHA1. String is too short.");
	DE_CHECK_RUNTIME_ERR_MSG(deSha1_parse(&hash, str.c_str()), "Failed to parse SHA1. Invalid characters..");

	return Sha1(hash);
}

Sha1 Sha1::compute (size_t size, const void* data)
{
	deSha1 hash;

	deSha1_compute(&hash, size, data);
	return Sha1(hash);
}

Sha1Stream::Sha1Stream (void)
{
	deSha1Stream_init(&m_stream);
}

void Sha1Stream::process (size_t size, const void* data)
{
	deSha1Stream_process(&m_stream, size, data);
}

Sha1 Sha1Stream::finalize (void)
{
	deSha1 hash;
	deSha1Stream_finalize(&m_stream, &hash);

	return Sha1(hash);
}

} // de