a8bc4a0d13
keys to have _uint in their names, to match the routines that handle dissector tables with string keys. (Using _port can confuse people into thinking they're intended solely for use with TCP/UDP/etc. ports when, in fact, they work better for things such as Ethernet types, where the binding of particular values to particular protocols are a lot stronger.) svn path=/trunk/; revision=35224
129 lines
3.3 KiB
C
129 lines
3.3 KiB
C
/* next_tvb.c
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* Routines for "next tvb" list
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*
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* $Id$
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <glib.h>
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#include <epan/packet.h>
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#include <epan/emem.h>
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#include "next_tvb.h"
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void next_tvb_init(next_tvb_list_t *list) {
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list->first = NULL;
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list->last = NULL;
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list->count = 0;
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}
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void next_tvb_add_handle(next_tvb_list_t *list, tvbuff_t *tvb, proto_tree *tree, dissector_handle_t handle) {
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next_tvb_item_t *item;
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item = ep_alloc(sizeof(next_tvb_item_t));
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item->type = NTVB_HANDLE;
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item->handle = handle;
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item->tvb = tvb;
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item->tree = tree;
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if (list->last) {
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list->last->next = item;
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} else {
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list->first = item;
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}
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item->next = NULL;
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item->previous = list->last;
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list->last = item;
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list->count++;
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}
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void next_tvb_add_uint(next_tvb_list_t *list, tvbuff_t *tvb, proto_tree *tree, dissector_table_t table, guint32 uint_val) {
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next_tvb_item_t *item;
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item = ep_alloc(sizeof(next_tvb_item_t));
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item->type = NTVB_UINT;
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item->table = table;
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item->uint_val = uint_val;
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item->tvb = tvb;
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item->tree = tree;
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if (list->last) {
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list->last->next = item;
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} else {
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list->first = item;
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}
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item->next = NULL;
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item->previous = list->last;
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list->last = item;
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list->count++;
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}
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void next_tvb_add_string(next_tvb_list_t *list, tvbuff_t *tvb, proto_tree *tree, dissector_table_t table, const gchar *string) {
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next_tvb_item_t *item;
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item = ep_alloc(sizeof(next_tvb_item_t));
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item->type = NTVB_STRING;
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item->table = table;
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item->string = string;
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item->tvb = tvb;
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item->tree = tree;
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if (list->last) {
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list->last->next = item;
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} else {
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list->first = item;
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}
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item->next = NULL;
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item->previous = list->last;
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list->last = item;
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list->count++;
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}
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void next_tvb_call(next_tvb_list_t *list, packet_info *pinfo, proto_tree *tree, dissector_handle_t handle, dissector_handle_t data_handle) {
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next_tvb_item_t *item;
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item = list->first;
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while (item) {
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if (item->tvb && tvb_length(item->tvb)) {
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switch (item->type) {
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case NTVB_HANDLE:
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call_dissector((item->handle) ? item->handle : ((handle) ? handle : data_handle), item->tvb, pinfo, (item->tree) ? item->tree : tree);
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break;
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case NTVB_UINT:
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dissector_try_uint(item->table, item->uint_val, item->tvb, pinfo, (item->tree) ? item->tree : tree);
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break;
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case NTVB_STRING:
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dissector_try_string(item->table, item->string, item->tvb, pinfo, (item->tree) ? item->tree : tree);
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break;
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}
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}
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item = item->next;
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}
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}
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