1/* Header file the type CGEN_BITSET. 2 Copyright (C) 2002-2022 Free Software Foundation, Inc. 3 4 This file is part of the GNU opcodes library. 5 6 This library is free software; you can redistribute it and/or modify 7 it under the terms of the GNU General Public License as published by 8 the Free Software Foundation; either version 3, or (at your option) 9 any later version. 10 11 It is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 GNU General Public License for more details. 15 16 You should have received a copy of the GNU General Public License 17 along with this library; see the file COPYING3. If not, write to the 18 Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA 19 02110-1301, USA. */ 20 21#ifndef CGEN_BITSET_H 22#define CGEN_BITSET_H 23 24#ifdef __cplusplus 25extern "C" { 26#endif 27 28/* A bitmask represented as a string. 29 Each member of the set is represented as a bit 30 in the string. Bytes are indexed from left to right in the string and 31 bits from most significant to least within each byte. 32 33 For example, the bit representing member number 6 is (set->bits[0] & 0x02). 34*/ 35typedef struct cgen_bitset 36{ 37 unsigned length; 38 char *bits; 39} CGEN_BITSET; 40 41extern CGEN_BITSET *cgen_bitset_create (unsigned); 42extern void cgen_bitset_init (CGEN_BITSET *, unsigned); 43extern void cgen_bitset_clear (CGEN_BITSET *); 44extern void cgen_bitset_add (CGEN_BITSET *, unsigned); 45extern void cgen_bitset_set (CGEN_BITSET *, unsigned); 46extern int cgen_bitset_compare (CGEN_BITSET *, CGEN_BITSET *); 47extern void cgen_bitset_union (CGEN_BITSET *, CGEN_BITSET *, CGEN_BITSET *); 48extern int cgen_bitset_intersect_p (CGEN_BITSET *, CGEN_BITSET *); 49extern int cgen_bitset_contains (CGEN_BITSET *, unsigned); 50extern CGEN_BITSET *cgen_bitset_copy (CGEN_BITSET *); 51 52#ifdef __cplusplus 53} // extern "C" 54#endif 55 56#endif 57