C++ Library to handle BagIt structures. BagIt is a standard format to create transfer packages for digital preservation purposes. See https://en.wikipedia.org/wiki/BagIt for details
http://andreas-romeyke.de
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
59 lines
1.7 KiB
59 lines
1.7 KiB
// Copyright (C) 2018 Andreas Romeyke (art1@andreas-romeyke.de), 2018.
|
|
//
|
|
// This program 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 3 of the License, or
|
|
// (at your option) any later version.
|
|
//
|
|
// 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. See the
|
|
// GNU General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU General Public License
|
|
// along with this program. If not, see <https://www.gnu.org/licenses/>.
|
|
#ifndef LIBCBAG_CHECKSUM
|
|
#define LIBCBAG_CHECKSUM
|
|
#include <sstream>
|
|
#include <list>
|
|
#include <string>
|
|
#include <openssl/md5.h>
|
|
#include <openssl/sha.h>
|
|
using namespace std;
|
|
|
|
typedef struct {
|
|
long unsigned int octetcount;
|
|
long unsigned int streamcount;
|
|
} oxum_t;
|
|
|
|
//enum Checksum_algorithms {md5=1, sha1, sha256};
|
|
#define SequentialEnum(Name,...) \
|
|
enum Name { __VA_ARGS__ }; \
|
|
namespace \
|
|
{ \
|
|
const std::initializer_list<Name> Name##List { __VA_ARGS__ }; \
|
|
};
|
|
|
|
SequentialEnum(checksum_algorithms,
|
|
md5,
|
|
sha1,
|
|
sha256,
|
|
);
|
|
|
|
string string_of_algorithm( checksum_algorithms alg);
|
|
|
|
class Checksum {
|
|
private:
|
|
stringstream log;
|
|
public:
|
|
//Checksum();
|
|
bool is_algorithm_supported( checksum_algorithms alg );
|
|
string checksum_of_file(const string& filepath, checksum_algorithms alg);
|
|
oxum_t oxum_of_file(const string& filepath);
|
|
oxum_t oxum_of_filelist( list<string> files);
|
|
void get_logstream( stringstream & log);
|
|
void reset_logstream();
|
|
};
|
|
|
|
#endif
|
|
// vim: set tabstop=4 softtabstop=0 expandtab shiftwidth=4 smarttab
|