BIRD library: The story continues.

Complete resource manages and IP address handling.

lib/bitops.h

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+/*
+ *	BIRD Library -- Generic Bit Operations
+ *
+ *	(c) 1998 Martin Mares <mj@ucw.cz>
+ *
+ *	Can be freely distributed and used under the terms of the GNU GPL.
+ */
+
+/*
+ *	Bit mask operations:
+ *
+ *	u32_mkmask	Make bit mask consisting of <n> consecutive ones
+ *			from the left and the rest filled with zeroes.
+ *			E.g., u32_mkmask(5) = 0xf8000000.
+ *	u32_masklen	Inverse operation to u32_mkmask, -1 if not a bitmask.
+ */
+
+u32 u32_mkmask(unsigned);
+int u32_masklen(u32);