scyther/src/hidelevel.h
2008-08-21 16:58:12 +02:00

46 lines
1.4 KiB
C

/*
* Scyther : An automatic verifier for security protocols.
* Copyright (C) 2007 Cas Cremers
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef HIDELEVELS
#define HIDELEVELS
#include "term.h"
#include "system.h"
/*
* Flags for hidelevel lemma
*
* Use binary or (|) to compose results: by default, a term can be satisfied by
* both the protocol and the initial knowledge.
*/
#define HLFLAG_BOTH 0
#define HLFLAG_KNOW 1
#define HLFLAG_PROT 2
#define HLFLAG_NONE 3
/*
* The structure hiddenterm/Hiddenterm is defined in system.h
*/
void hidelevelCompute (const System sys);
int hidelevelImpossible (const System sys, const Term goalterm);
unsigned int hidelevelFlag (const System sys, const Term goalterm);
#endif