lib/string.h

   1 /*
   2  *      BIRD Library -- String Functions
   3  *
   4  *      (c) 1998 Martin Mares <mj@ucw.cz>
   5  *
   6  *      Can be freely distributed and used under the terms of the GNU GPL.
   7  */
   8
   9 #ifndef _BIRD_STRING_H_
  10 #define _BIRD_STRING_H_
  11
  12 #include <stdarg.h>
  13 #include <string.h>
  14 #include <strings.h>
  15
  16 #include "lib/resource.h"
  17
  18 int bsprintf(char *str, const char *fmt, ...);
  19 int bvsprintf(char *str, const char *fmt, va_list args);
  20 int bsnprintf(char *str, int size, const char *fmt, ...);
  21 int bvsnprintf(char *str, int size, const char *fmt, va_list args);
  22
  23 int buffer_vprint(buffer *buf, const char *fmt, va_list args);
  24 int buffer_print(buffer *buf, const char *fmt, ...);
  25 void buffer_puts(buffer *buf, const char *str);
  26
  27 u64 bstrtoul10(const char *str, char **end);
  28 u64 bstrtoul16(const char *str, char **end);
  29
  30 int patmatch(const byte *pat, const byte *str);
  31
  32 static inline char *xbasename(const char *str)
  33 {
  34   char *s = strrchr(str, '/');
  35   return s ? s+1 : (char *) str;
  36 }
  37
  38 static inline char *
  39 xstrdup(const char *c)
  40 {
  41   size_t l = strlen(c) + 1;
  42   char *z = xmalloc(l);
  43   memcpy(z, c, l);
  44   return z;
  45 }
  46
  47 static inline char *
  48 lp_strdup(linpool *lp, const char *c)
  49 {
  50   size_t l = strlen(c) + 1;
  51   char *z = lp_allocu(lp, l);
  52   memcpy(z, c, l);
  53   return z;
  54 }
  55
  56 static inline void
  57 memset32(void *D, u32 val, uint n)
  58 {
  59   u32 *dst = D;
  60   uint i;
  61
  62   for (i = 0; i < n; i++)
  63     dst[i] = val;
  64 }
  65
  66 static inline int
  67 bstrcmp(const char *s1, const char *s2)
  68 {
  69   if (s1 && s2)
  70     return strcmp(s1, s2);
  71   else
  72     return !s2 - !s1;
  73 }
  74
  75 #define ROUTER_ID_64_LENGTH 23
  76
  77 #endif