src/xstring.h

   1 /*
   2  * netsniff-ng - the packet sniffing beast
   3  * By Daniel Borkmann <daniel@netsniff-ng.org>
   4  * Copyright 2009, 2010, 2011, 2012 Daniel Borkmann.
   5  * Copyright 2009, 2010, 2011, 2012 Emmanuel Roullit.
   6  * Subject to the GPL, version 2.
   7  */
   8
   9 #ifndef XSTRING_H
  10 #define XSTRING_H
  11
  12 #include <stdint.h>
  13
  14 #include "die.h"
  15 #include "built_in.h"
  16
  17 extern size_t strlcpy(char *dest, const char *src, size_t size);
  18 extern int slprintf(char *dst, size_t size, const char *fmt, ...);
  19 extern noinline void *xmemset(void *s, int c, size_t n);
  20 extern char *getuint(char *in, uint32_t *out);
  21 extern char *strtrim_right(register char *p, register char c);
  22 extern char *strtrim_left(register char *p, register char c);
  23
  24 static inline char *skips(char *p)
  25 {
  26         return strtrim_left(p, ' ');
  27 }
  28
  29 static inline char *skipt(char *p)
  30 {
  31         return strtrim_left(p, '\t');
  32 }
  33
  34 static inline char *skipchar(char *in, char c)
  35 {
  36         if (*in != c)
  37                 panic("Syntax error!\n");
  38         return ++in;
  39 }
  40
  41 static inline char *skipchar_s(char *in, char c)
  42 {
  43         in = skips(in);
  44         if (*in == '\n')
  45                 return in;
  46         in = skipchar(in, c);
  47         in = skips(in);
  48         return in;
  49 }
  50
  51 #endif /* XSTRING_H */