external/bsd/ntp/dist/include/lib_strbuf.h

   1 /*      $NetBSD$        */
   2
   3 /*
   4  * lib_strbuf.h - definitions for routines which use the common string buffers
   5  */
   6
   7 #include <ntp_types.h>
   8
   9 /*
  10  * Sizes of things
  11  */
  12 #define LIB_NUMBUFS     200
  13 #define LIB_BUFLENGTH   80
  14
  15 /*
  16  * Macro to get a pointer to the next buffer
  17  */
  18 #define LIB_GETBUF(buf) \
  19         do { \
  20                 if (!lib_inited) \
  21                         init_lib(); \
  22                 buf = &lib_stringbuf[lib_nextbuf][0]; \
  23                 if (++lib_nextbuf >= LIB_NUMBUFS) \
  24                         lib_nextbuf = 0; \
  25                 memset(buf, 0, LIB_BUFLENGTH); \
  26         } while (0)
  27
  28 extern char lib_stringbuf[LIB_NUMBUFS][LIB_BUFLENGTH];
  29 extern int lib_nextbuf;
  30 extern int lib_inited;