1 files changed, 31 insertions, 0 deletions
diff --git a/bitops.h b/bitops.h
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+++ b/bitops.h
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+/* bitops.h -- defs for interface to bitops.c, plus bit-vector macros
+   Copyright (C) 1986, 1995 Greg McGary
+  
+   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, 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; see the file COPYING.  If not, write to the
+   Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef _bitops_h_
+#define _bitops_h_
+
+#define	BITTST(ba, bn)	((ba)[(bn) >> 3] &  (1 << ((bn) & 0x07)))
+#define	BITSET(ba, bn)	((ba)[(bn) >> 3] |= (1 << ((bn) & 0x07)))
+#define	BITCLR(ba, bn)	((ba)[(bn) >> 3] &=~(1 << ((bn) & 0x07)))
+#define	BITAND(ba, bn)	((ba)[(bn) >> 3] &= (1 << ((bn) & 0x07)))
+#define	BITXOR(ba, bn)	((ba)[(bn) >> 3] ^= (1 << ((bn) & 0x07)))
+
+int vec_to_bits (char *bit_array, char *vec, int size);
+int bits_to_vec (char *vec, char *bit_array, int bit_count, int size);
+
+#endif /* _bitops_h_ */