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/**************************************************************/
/* ********************************************************** */
/* * * */
/* * COMPONENTS OF CLAUSES * */
/* * * */
/* * $Module: COMPONENT * */
/* * * */
/* * Copyright (C) 1996, 2000, 2001 MPI fuer Informatik * */
/* * * */
/* * This program is free software; you can redistribute * */
/* * it and/or modify it under the terms of the FreeBSD * */
/* * Licence. * */
/* * * */
/* * 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 LICENCE file * */
/* * for more details. * */
/* * * */
/* * * */
/* $Revision: 1.2 $ * */
/* $State: Exp $ * */
/* $Date: 2010-02-22 14:09:57 $ * */
/* $Author: weidenb $ * */
/* * * */
/* * Contact: * */
/* * Christoph Weidenbach * */
/* * MPI fuer Informatik * */
/* * Stuhlsatzenhausweg 85 * */
/* * 66123 Saarbruecken * */
/* * Email: spass@mpi-inf.mpg.de * */
/* * Germany * */
/* * * */
/* ********************************************************** */
/**************************************************************/
/* $RCSfile: component.h,v $ */
#ifndef _COMPONENT_
#define _COMPONENT_
/**************************************************************/
/* Includes */
/**************************************************************/
#include "list.h"
/**************************************************************/
/* Structures */
/**************************************************************/
typedef struct cliteral {
BOOL used; /* Flag if the index is already used */
int litindex; /* Index of the literal in the original clause */
LIST litvarlist; /* List of variables of the literal */
} *CLITERAL, CLITERAL_NODE;
typedef struct litptr {
CLITERAL *litptr; /* Array of Pointer to literals */
int length; /* Number of literal in the array *litptr */
} *LITPTR, LITPTR_NODE;
/**************************************************************/
/* Macros */
/**************************************************************/
static __inline__ BOOL literal_GetUsed(CLITERAL C)
{
return C->used;
}
static __inline__ int literal_GetLitIndex(CLITERAL C)
{
return C->litindex;
}
static __inline__ LIST literal_GetLitVarList(CLITERAL C)
{
return C->litvarlist;
}
static __inline__ void literal_PutUsed(CLITERAL C,BOOL Bool)
{
C->used = Bool;
}
static __inline__ void literal_PutLitIndex(CLITERAL C, int I)
{
C->litindex = I;
}
static __inline__ void literal_PutLitVarList(CLITERAL C, LIST L)
{
C->litvarlist = L;
}
static __inline__ CLITERAL litptr_Literal(LITPTR C, int I)
{
return C->litptr[I];
}
static __inline__ void litptr_SetLiteral(LITPTR LP, int I, CLITERAL CL)
{
LP->litptr[I] = CL;
}
static __inline__ int litptr_Length(LITPTR C)
{
return C->length;
}
static __inline__ void litptr_SetLength(LITPTR C, int n)
{
C->length = n;
}
static __inline__ void litptr_IncLength(LITPTR C)
{
(C->length)++;
}
static __inline__ void literal_Free(CLITERAL Lit)
{
memory_Free(Lit, sizeof(CLITERAL_NODE));
}
/**************************************************************/
/* Functions on a Component and on a Literal */
/**************************************************************/
CLITERAL literal_Create(BOOL, int, LIST);
void literal_Delete(CLITERAL);
LITPTR litptr_Create(LIST, LIST);
void litptr_Delete(LITPTR);
void litptr_Print(LITPTR);
BOOL litptr_AllUsed(LITPTR);
#endif
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