freebsd-dev/contrib/ntp/include/lib_strbuf.h
Cy Schubert 2b15cb3d09 MFV ntp 4.2.8p1 (r258945, r275970, r276091, r276092, r276093, r278284)
Thanks to roberto for providing pointers to wedge this into HEAD.

Approved by:	roberto
2015-03-30 13:30:15 +00:00

33 lines
674 B
C

/*
* lib_strbuf.h - definitions for routines which use the common string buffers
*/
#ifndef LIB_STRBUF_H
#define LIB_STRBUF_H
#include <ntp_types.h>
#include <ntp_malloc.h> /* for ZERO() */
/*
* Sizes of things
*/
#define LIB_NUMBUF 16
#define LIB_BUFLENGTH 128
typedef char libbufstr[LIB_BUFLENGTH];
extern libbufstr lib_stringbuf[LIB_NUMBUF];
extern int lib_nextbuf;
extern int lib_inited;
/*
* Macro to get a pointer to the next buffer
*/
#define LIB_GETBUF(bufp) \
do { \
ZERO(lib_stringbuf[lib_nextbuf]); \
(bufp) = &lib_stringbuf[lib_nextbuf++][0]; \
lib_nextbuf %= COUNTOF(lib_stringbuf); \
} while (FALSE)
#endif /* LIB_STRBUF_H */