From 3bf9df6b2785fa6d951086978a3e66f49427166a Mon Sep 17 00:00:00 2001
From: FluorescentCIAAfricanAmerican <0934gj3049fk@protonmail.com>
Date: Wed, 22 Apr 2020 12:56:21 -0400
Subject: 1

---
 common/python/2.5/bitset.h | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 common/python/2.5/bitset.h

(limited to 'common/python/2.5/bitset.h')

diff --git a/common/python/2.5/bitset.h b/common/python/2.5/bitset.h
new file mode 100644
index 0000000..faeb419
--- /dev/null
+++ b/common/python/2.5/bitset.h
@@ -0,0 +1,32 @@
+
+#ifndef Py_BITSET_H
+#define Py_BITSET_H
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Bitset interface */
+
+#define BYTE		char
+
+typedef BYTE *bitset;
+
+bitset newbitset(int nbits);
+void delbitset(bitset bs);
+#define testbit(ss, ibit) (((ss)[BIT2BYTE(ibit)] & BIT2MASK(ibit)) != 0)
+int addbit(bitset bs, int ibit); /* Returns 0 if already set */
+int samebitset(bitset bs1, bitset bs2, int nbits);
+void mergebitset(bitset bs1, bitset bs2, int nbits);
+
+#define BITSPERBYTE	(8*sizeof(BYTE))
+#define NBYTES(nbits)	(((nbits) + BITSPERBYTE - 1) / BITSPERBYTE)
+
+#define BIT2BYTE(ibit)	((ibit) / BITSPERBYTE)
+#define BIT2SHIFT(ibit)	((ibit) % BITSPERBYTE)
+#define BIT2MASK(ibit)	(1 << BIT2SHIFT(ibit))
+#define BYTE2BIT(ibyte)	((ibyte) * BITSPERBYTE)
+
+#ifdef __cplusplus
+}
+#endif
+#endif /* !Py_BITSET_H */
-- 
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