/*
 *   Copyright (c) 2003, 2004, 2005, 2006, 2007 Novell, Inc.
 *   (All rights reserved)
 *
 *   The libapparmor library is licensed under the terms of the GNU
 *   Lesser General Public License, version 2.1. Please see the file
 *   COPYING.LGPL.
 */

#ifndef APPARMOR_RE_H
#define APPARMOR_RE_H

typedef enum dfaflags {
  DFA_CONTROL_EQUIV =		1 << 0,
  DFA_CONTROL_TREE_NORMAL =	1 << 1,
  DFA_CONTROL_TREE_SIMPLE =	1 << 2,
  DFA_CONTROL_TREE_LEFT =	1 << 3,
  DFA_CONTROL_MINIMIZE =	1 << 4,
  DFA_CONTROL_MINIMIZE_HASH_TRANS = 1 << 5,
  DFA_CONTROL_MINIMIZE_HASH_PERMS = 1 << 6,
  DFA_CONTROL_REMOVE_UNREACHABLE =	1 << 7,
  DFA_CONTROL_TRANS_HIGH =	1 << 8,

  DFA_DUMP_UNIQ_PERMS =		1 << 14,
  DFA_DUMP_MIN_UNIQ_PERMS =	1 << 15,
  DFA_DUMP_TREE_STATS =		1 << 16,
  DFA_DUMP_TREE =		1 << 17,
  DFA_DUMP_SIMPLE_TREE =	1 << 18,
  DFA_DUMP_PROGRESS =		1 << 19,
  DFA_DUMP_STATS =		1 << 20,
  DFA_DUMP_STATES =		1 << 21,
  DFA_DUMP_GRAPH =		1 << 22,
  DFA_DUMP_TRANS_PROGRESS =	1 << 23,
  DFA_DUMP_TRANS_STATS =	1 << 24,
  DFA_DUMP_TRANS_TABLE =	1 << 25,
  DFA_DUMP_EQUIV =		1 << 26,
  DFA_DUMP_EQUIV_STATS =	1 << 27,
  DFA_DUMP_MINIMIZE =		1 << 28,
  DFA_DUMP_UNREACHABLE =	1 << 29,
  DFA_DUMP_RULE_EXPR =		1 << 30,
  DFA_DUMP_NODE_TO_DFA =	1 << 31,
} dfaflags_t;

#ifdef __cplusplus
extern "C" {
#endif

struct aare_ruleset;

typedef struct aare_ruleset aare_ruleset_t;

aare_ruleset_t *aare_new_ruleset(int reverse);
void aare_delete_ruleset(aare_ruleset_t *rules);
int aare_add_rule(aare_ruleset_t *rules, char *rule, int deny,
		  uint32_t perms, uint32_t audit, dfaflags_t flags);
int aare_add_rule_vec(aare_ruleset_t *rules, int deny, uint32_t perms,
		      uint32_t audit, int count, char **rulev, dfaflags_t flags);
void *aare_create_dfa(aare_ruleset_t *rules, size_t *size, dfaflags_t flags);
void aare_reset_matchflags(void);

#ifdef __cplusplus
}
#endif

#endif /* APPARMOR_RE_H */