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/*
* WallFire -- a comprehensive firewall administration tool.
*
* Copyright (C) 2001 Herv Eychenne <rv@wallfire.org>
*
* 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 2
* 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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*/
#ifndef _WF_INMODULE_H
#define _WF_INMODULE_H
#include <iostream>
#include <string>
#include <stdio.h> /* for FILE */
#include "wflogentries.h"
#define WF_LOGLINE_MAXLEN 1024 /* maximum size of a log line */
enum wf_logentries_parsing_strictness {
/* no warning. Store log entry all the way */
WF_LOGENTRIES_PARSING_STRICTNESS_LOOSE,
/* no warning. Do not store if check wrong */
WF_LOGENTRIES_PARSING_STRICTNESS_NOWARNING,
/* warning. Do not store if check wrong */
WF_LOGENTRIES_PARSING_STRICTNESS_WARNING,
/* error. Don't store anything if something is wrong */
WF_LOGENTRIES_PARSING_STRICTNESS_ERROR
};
enum wf_logentry_parsing_result {
WF_LOGENTRY_PARSING_OK,
WF_LOGENTRY_PARSING_ERROR,
WF_LOGENTRY_PARSING_NOHIT, /* line is not a log line */
WF_LOGENTRY_PARSING_NOMATCH /* line does not match a module */
};
class wf_inmodule {
public:
wf_inmodule() {}
virtual ~wf_inmodule() {}
// wf_inmodule(wf_inmodule&) {}
virtual char* name() const = 0;
virtual bool match(const string& line) const = 0;
virtual enum wf_logentry_parsing_result
parse(wf_logentry** logentry, const string& line, int linenum) = 0;
wf_logentries* parse(FILE* file, const string& filename,
unsigned int* lineno,
enum wf_logentries_parsing_strictness strictness =
WF_LOGENTRIES_PARSING_STRICTNESS_WARNING);
};
enum wf_logentry_parsing_result
wf_inmodule_parse(wf_logentry** logentry, const string& line,
const string& filename, unsigned int lineno,
const list<wf_inmodule*>& input_modules);
/* With strictness. Used in realtime mode, for example. */
enum wf_logentry_parsing_result
wf_inmodule_parse(wf_logentry** logentry, const string& line,
const string& filename, unsigned int lineno,
const list<wf_inmodule*>& input_modules,
enum wf_logentries_parsing_strictness strictness);
wf_logentries*
wf_inmodule_parse(FILE* file, const string& filename, unsigned int* lineno,
const list<wf_inmodule*>& input_modules,
enum wf_logentries_parsing_strictness strictness);
struct wf_inmodulelist {
string name;
wf_inmodule* (*initfunc)();
};
wf_inmodule* wf_inmodule_init(const string& name);
ostream& wf_inmodule_available_modules_print(ostream& os);
extern wf_inmodulelist inmodules[];
extern unsigned int inmodules_size;
#endif
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