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/**
* @file
* @author 2012-2013 Stefan Radomski (stefan.radomski@cs.tu-darmstadt.de)
* @copyright Simplified BSD
*
* @cond
* This program is free software: you can redistribute it and/or modify
* it under the terms of the FreeBSD license as published by the FreeBSD
* project.
*
* This program 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.
*
* You should have received a copy of the FreeBSD license along with this
* program. If not, see <http://www.opensource.org/licenses/bsd-license>.
* @endcond
*/
#ifndef SHA1_HPP_XJADWV5G
#define SHA1_HPP_XJADWV5G
extern "C" {
#include "SHA1.h"
}
#include <string.h>
#include <sstream>
#include <iomanip>
#include "uscxml/Common.h"
namespace uscxml {
USCXML_API inline std::string sha1(const char* data, size_t length) {
SHA1Context sha;
SHA1Reset(&sha);
SHA1Input(&sha, (const unsigned char*)data, length);
if (!SHA1Result(&sha)) {
return "";
} else {
std::ostringstream ss;
ss << std::hex << std::uppercase << std::setfill( '0' );
for (size_t i = 0; i < 5; i++) {
ss << std::setw( 2 ) << sha.Message_Digest[i];
}
return ss.str();
}
}
USCXML_API inline std::string sha1(const std::string& data) {
return sha1(data.data(), data.size());
}
}
#endif /* end of include guard: SHA1_HPP_XJADWV5G */
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