source/include/talloc.h

   1 #ifndef _TALLOC_H_
   2 #define _TALLOC_H_
   3 /*
   4    Unix SMB/Netbios implementation.
   5    Version 3.0
   6    Samba temporary memory allocation functions
   7    Copyright (C) Andrew Tridgell 2000
   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., 675 Mass Ave, Cambridge, MA 02139, USA.
  22 */
  23
  24 struct talloc_chunk {
  25         struct talloc_chunk *next;
  26         size_t size;
  27         void *ptr;
  28 };
  29
  30 typedef struct {
  31         struct talloc_chunk *list;
  32         size_t total_alloc_size;
  33 } TALLOC_CTX;
  34
  35 /* free memory if the pointer is valid and zero the pointer */
  36 #ifndef SAFE_FREE
  37 #define SAFE_FREE(x) do { if ((x) != NULL) {free((x)); (x)=NULL;} } while(0)
  38 #endif
  39
  40 #endif