boinc/lib/signature.h

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2008-09-04 09:46:17 +00:00
//
// Copyright (C) 2006-2008 MTA SZTAKI
//
// Marosi Attila Csaba <atisu@sztaki.hu>
//
// This is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation;
// either version 2.1 of the License, or (at your option) any later version.
//
// This software 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 Lesser General Public License for more details.
//
// To view the GNU Lesser General Public License visit
// http://www.gnu.org/copyleft/lesser.html
// or write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
#ifndef __SIGNATURES_H_
#define __SIGNATURES_H_
#include <vector>
#include "parse.h"
#ifndef MAX_SIGNATURE_LEN
#define MAX_SIGNATURE_LEN 4096
#endif
#define MAX_SUBJECT_LEN 256
#define MD5_HASH 0
#define SHA1_HASH 1
struct SIGNATURE {
public:
char signature[MAX_SIGNATURE_LEN]; // RSA signature expected.
int type; // MD5_HASH or SHA1_HASH. Not used yet.
char subject[MAX_SUBJECT_LEN];
char hash[9]; // 8 + '\0'...
SIGNATURE();
~SIGNATURE();
void clear();
};
class SIGNATURES {
public:
std::vector<SIGNATURE> signatures;
SIGNATURES();
~SIGNATURES();
//
// Parses an .xml signature file with the following structure:
//
//<signatures>
// <entry>
// <thesignature>
//%signature%
// </thesignature>
// <subject>%certificate_subject%</subject>
// <type>%md5_or_sha1(_with_rsa)%</type>
// <hash>%certificate_hash%</hash>
// </entry>
// <entry>
// ...
// </entry>
// ...
//</signatures>
int parse_file(const char* filename);
int parse_buffer(char* buf);
int write(MIOFILE &f);
int write(MIOFILE &f, int max);
// Parses from an already opened MIOFILE, the pointer should have
// passed the opening <signatures> tag (no check is done for that).
int parse_miofile_embed(MIOFILE &mf);
int parse_buffer_embed(char* buf);
void dump();
void clear();
int count(); // return the total number of signatures.
private:
int parse(XML_PARSER &xp);
};
#endif //__SIGNATURES_H_