forked from osmocom/wireshark
125 lines
2.9 KiB
C
125 lines
2.9 KiB
C
/* next_tvb.c
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* Routines for "next tvb" list
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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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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "config.h"
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#include <glib.h>
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#include <epan/packet.h>
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#include "next_tvb.h"
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next_tvb_list_t* next_tvb_list_new(wmem_allocator_t *pool) {
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next_tvb_list_t *list = wmem_new0(pool, next_tvb_list_t);
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list->pool = pool;
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return list;
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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 = wmem_new(list->pool, 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 = wmem_new(list->pool, 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 = wmem_new(list->pool, 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_captured_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, NULL);
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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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/*
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* Editor modelines - https://www.wireshark.org/tools/modelines.html
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*
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* Local Variables:
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* c-basic-offset: 2
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* tab-width: 8
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* indent-tabs-mode: nil
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* End:
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*
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* ex: set shiftwidth=2 tabstop=8 expandtab:
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* :indentSize=2:tabSize=8:noTabs=true:
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*/
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