epan/tpg.c

   1 /* tpg.c
   2  * helper functions for TPG
   3  *
   4  *  (c) 2005, Luis E. Garcia Ontanon <luis@ontanon.org>
   5  *
   6  * $Id$
   7  *
   8  * Wireshark - Network traffic analyzer
   9  * By Gerald Combs <gerald@wireshark.org>
  10  * Copyright 1998 Gerald Combs
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This program is distributed in the hope that it will be useful,
  18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  * GNU General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU General Public License
  23  * along with this program; if not, write to the Free Software
  24  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  25  */
  26
  27
  28 #include "config.h"
  29
  30 #include "tpg.h"
  31 #include <epan/emem.h>
  32 #include <epan/packet.h>
  33
  34 extern guint32 tpg_ipv4(tvbparse_elem_t* e _U_) {
  35     /* XXX TO DO */
  36     return 0;
  37 }
  38
  39 extern guint8* tpg_ipv6(tvbparse_elem_t* e _U_) {
  40     /* XXX TO DO */
  41     return NULL;
  42 }
  43
  44 extern tpg_parser_data_t* tpg_start(proto_tree* root_tree,
  45                                     tvbuff_t* tvb,
  46                                     int offset,
  47                                     int len,
  48                                     tvbparse_wanted_t* ignore,
  49                                     void* private_data) {
  50     tpg_parser_data_t* tpg = ep_alloc(sizeof(tpg_parser_data_t));
  51     tpg->private_data = private_data;
  52     tpg->tt = tvbparse_init(tvb,offset,len,tpg,ignore);
  53
  54     tpg->stack = ep_stack_new();
  55     ep_stack_push(tpg->stack,root_tree);
  56
  57     return tpg;
  58 }
  59