/misc/src/release/graphviz-2.18-1/src/graphviz-2.18/lib/graph/triefa.h

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00001 /* $Id: triefa.h,v 1.1.1.1 2004/12/23 04:02:41 ellson Exp $ $Revision: 1.1.1.1 $ */
00002 /* vim:set shiftwidth=4 ts=8: */
00003 
00004 /**********************************************************
00005 *      This software is part of the graphviz package      *
00006 *                http://www.graphviz.org/                 *
00007 *                                                         *
00008 *            Copyright (c) 1994-2004 AT&T Corp.           *
00009 *                and is licensed under the                *
00010 *            Common Public License, Version 1.0           *
00011 *                      by AT&T Corp.                      *
00012 *                                                         *
00013 *        Information and Software Systems Research        *
00014 *              AT&T Research, Florham Park NJ             *
00015 **********************************************************/
00016 
00017 #ifdef __cplusplus
00018 extern "C" {
00019 #endif
00020 
00021 
00022 /* File - TrieFA.h
00023  *
00024  *    The data types for the generated trie-based finite automata.
00025  */
00026 
00027     struct TrieState {          /* An entry in the FA state table                       */
00028         short def;              /*      If this state is an accepting state then */
00029         /*      this is the definition, otherwise -1.   */
00030         short trans_base;       /* The base index into the transition table. */
00031         long mask;              /* The transition mask.                                         */
00032     };
00033 
00034     struct TrieTrans {          /* An entry in the FA transition table.         */
00035         short c;                /* The transition character (lowercase). */
00036         short next_state;       /* The next state.                                              */
00037     };
00038 
00039     typedef struct TrieState TrieState;
00040     typedef struct TrieTrans TrieTrans;
00041 
00042     extern TrieState TrieStateTbl[];
00043     extern TrieTrans TrieTransTbl[];
00044 
00045 #ifdef __cplusplus
00046 }
00047 #endif

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