xmalloc.h

   1 /*
   2  * netsniff-ng - the packet sniffing beast
   3  * Copyright 2009, 2010 Daniel Borkmann.
   4  * Subject to the GPL, version 2.
   5  */
   6
   7 #ifndef XMALLOC_H
   8 #define XMALLOC_H
   9
  10 #include <stdlib.h>
  11
  12 #include "built_in.h"
  13 #include "die.h"
  14
  15 extern void *xmalloc(size_t size) __hidden;
  16 extern void *xzmalloc(size_t size) __hidden;
  17 extern void *xmallocz(size_t size) __hidden;
  18 extern void *xmalloc_aligned(size_t size, size_t alignment) __hidden;
  19 extern void *xzmalloc_aligned(size_t size, size_t alignment) __hidden;
  20 extern void *xmemdupz(const void *data, size_t len) __hidden;
  21 extern void *xrealloc(void *ptr, size_t nmemb, size_t size) __hidden;
  22 extern void xfree_func(void *ptr) __hidden;
  23 extern char *xstrdup(const char *str) __hidden;
  24 extern char *xstrndup(const char *str, size_t size) __hidden;
  25 extern int xdup(int fd) __hidden;
  26
  27 static inline void __xfree(void *ptr)
  28 {
  29         if (unlikely((ptr) == NULL))
  30                 panic("xfree: NULL pointer given as argument\n");
  31         free(ptr);
  32 }
  33
  34 #define xfree(ptr)      \
  35 do {                    \
  36         __xfree(ptr);   \
  37         (ptr) = NULL;   \
  38 } while (0)
  39
  40 #endif /* XMALLOC_H */