libratbox/include/rb_memory.h

   1 /*
   2  *  ircd-ratbox: A slightly useful ircd.
   3  *  memory.h: A header for the memory functions.
   4  *
   5  *  Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center
   6  *  Copyright (C) 1996-2002 Hybrid Development Team
   7  *  Copyright (C) 2002-2005 ircd-ratbox development team
   8  *
   9  *  This program is free software; you can redistribute it and/or modify
  10  *  it under the terms of the GNU General Public License as published by
  11  *  the Free Software Foundation; either version 2 of the License, or
  12  *  (at your option) any later version.
  13  *
  14  *  This program is distributed in the hope that it will be useful,
  15  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  *  GNU General Public License for more details.
  18  *
  19  *  You should have received a copy of the GNU General Public License
  20  *  along with this program; if not, write to the Free Software
  21  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301
  22  *  USA
  23  *
  24  */
  25
  26 #ifndef RB_LIB_H
  27 #error "Do not use rb_memory.h directly"
  28 #endif
  29
  30 #ifndef _RB_MEMORY_H
  31 #define _RB_MEMORY_H
  32
  33 #include <stdlib.h>
  34
  35
  36 void rb_outofmemory(void);
  37
  38 static inline void *
  39 rb_malloc(size_t size)
  40 {
  41         void *ret = calloc(1, size);
  42         if(rb_unlikely(ret == NULL))
  43                 rb_outofmemory();
  44         return (ret);
  45 }
  46
  47 static inline void *
  48 rb_realloc(void *x, size_t y)
  49 {
  50         void *ret = realloc(x, y);
  51
  52         if(rb_unlikely(ret == NULL))
  53                 rb_outofmemory();
  54         return (ret);
  55 }
  56
  57 static inline char *
  58 rb_strndup(const char *x, size_t y)
  59 {
  60         char *ret = malloc(y);
  61         if(rb_unlikely(ret == NULL))
  62                 rb_outofmemory();
  63         rb_strlcpy(ret, x, y);
  64         return (ret);
  65 }
  66
  67 static inline char *
  68 rb_strdup(const char *x)
  69 {
  70         char *ret = malloc(strlen(x) + 1);
  71         if(rb_unlikely(ret == NULL))
  72                 rb_outofmemory();
  73         strcpy(ret, x);
  74         return (ret);
  75 }
  76
  77
  78 static inline void
  79 rb_free(void *ptr)
  80 {
  81         if(rb_likely(ptr != NULL))
  82                 free(ptr);
  83 }
  84
  85 #endif /* _I_MEMORY_H */