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Diffstat (limited to 'src/uscxml/util/SHA1.hpp')
-rw-r--r-- | src/uscxml/util/SHA1.hpp | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/src/uscxml/util/SHA1.hpp b/src/uscxml/util/SHA1.hpp new file mode 100644 index 0000000..61df5db --- /dev/null +++ b/src/uscxml/util/SHA1.hpp @@ -0,0 +1,56 @@ +/** + * @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 <iostream> +#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 (int 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 */ |