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main_repo / epan / next_tvb.c @ df6d8f49
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| 1 | a063a87a | Tomas Kukosa | /* next_tvb.c
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| 2 | * Routines for "next tvb" list
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| 3 | *
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| 4 | * $Id$
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| 5 | *
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| 6 | * Wireshark - Network traffic analyzer
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| 7 | * By Gerald Combs <gerald@wireshark.org>
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| 8 | * Copyright 1998 Gerald Combs
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| 9 | *
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| 10 | * This program is free software; you can redistribute it and/or
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| 11 | * modify it under the terms of the GNU General Public License
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| 12 | * as published by the Free Software Foundation; either version 2
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| 13 | * of the License, or (at your option) any later version.
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| 14 | *
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| 15 | * This program is distributed in the hope that it will be useful,
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| 16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 18 | * GNU General Public License for more details.
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| 19 | *
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| 20 | * You should have received a copy of the GNU General Public License
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| 21 | * along with this program; if not, write to the Free Software
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| 22 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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| 23 | */
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| 24 | |||
| 25 | #ifdef HAVE_CONFIG_H
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| 26 | # include "config.h" |
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| 27 | #endif
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| 28 | |||
| 29 | #include <glib.h> |
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| 30 | |||
| 31 | #include <epan/packet.h> |
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| 32 | #include <epan/emem.h> |
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| 33 | |||
| 34 | #include "next_tvb.h" |
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| 35 | |||
| 36 | void next_tvb_init(next_tvb_list_t *list) {
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| 37 | list->first = NULL;
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| 38 | list->last = NULL;
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| 39 | list->count = 0;
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| 40 | } |
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| 41 | |||
| 42 | void next_tvb_add_handle(next_tvb_list_t *list, tvbuff_t *tvb, proto_tree *tree, dissector_handle_t handle) {
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| 43 | next_tvb_item_t *item; |
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| 44 | |||
| 45 | item = ep_alloc(sizeof(next_tvb_item_t));
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| 46 | |||
| 47 | item->type = NTVB_HANDLE; |
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| 48 | item->handle = handle; |
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| 49 | item->tvb = tvb; |
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| 50 | item->tree = tree; |
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| 51 | |||
| 52 | if (list->last) {
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| 53 | list->last->next = item; |
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| 54 | } else {
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| 55 | list->first = item; |
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| 56 | } |
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| 57 | item->next = NULL;
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| 58 | item->previous = list->last; |
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| 59 | list->last = item; |
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| 60 | list->count++; |
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| 61 | } |
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| 62 | |||
| 63 | a8bc4a0d | Guy Harris | 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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| 64 | a063a87a | Tomas Kukosa | next_tvb_item_t *item; |
| 65 | |||
| 66 | item = ep_alloc(sizeof(next_tvb_item_t));
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| 67 | |||
| 68 | a8bc4a0d | Guy Harris | item->type = NTVB_UINT; |
| 69 | a063a87a | Tomas Kukosa | item->table = table; |
| 70 | a8bc4a0d | Guy Harris | item->uint_val = uint_val; |
| 71 | a063a87a | Tomas Kukosa | item->tvb = tvb; |
| 72 | item->tree = tree; |
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| 73 | |||
| 74 | if (list->last) {
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| 75 | list->last->next = item; |
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| 76 | } else {
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| 77 | list->first = item; |
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| 78 | } |
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| 79 | item->next = NULL;
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| 80 | item->previous = list->last; |
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| 81 | list->last = item; |
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| 82 | list->count++; |
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| 83 | } |
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| 84 | |||
| 85 | 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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| 86 | next_tvb_item_t *item; |
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| 87 | |||
| 88 | item = ep_alloc(sizeof(next_tvb_item_t));
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| 89 | |||
| 90 | item->type = NTVB_STRING; |
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| 91 | item->table = table; |
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| 92 | item->string = string; |
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| 93 | item->tvb = tvb; |
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| 94 | item->tree = tree; |
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| 95 | |||
| 96 | if (list->last) {
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| 97 | list->last->next = item; |
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| 98 | } else {
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| 99 | list->first = item; |
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| 100 | } |
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| 101 | item->next = NULL;
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| 102 | item->previous = list->last; |
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| 103 | list->last = item; |
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| 104 | list->count++; |
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| 105 | } |
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| 106 | |||
| 107 | 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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| 108 | next_tvb_item_t *item; |
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| 109 | |||
| 110 | item = list->first; |
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| 111 | while (item) {
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| 112 | if (item->tvb && tvb_length(item->tvb)) {
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| 113 | switch (item->type) {
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| 114 | case NTVB_HANDLE:
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| 115 | call_dissector((item->handle) ? item->handle : ((handle) ? handle : data_handle), item->tvb, pinfo, (item->tree) ? item->tree : tree); |
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| 116 | break;
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| 117 | a8bc4a0d | Guy Harris | case NTVB_UINT:
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| 118 | dissector_try_uint(item->table, item->uint_val, item->tvb, pinfo, (item->tree) ? item->tree : tree); |
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| 119 | a063a87a | Tomas Kukosa | break;
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| 120 | case NTVB_STRING:
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| 121 | dissector_try_string(item->table, item->string, item->tvb, pinfo, (item->tree) ? item->tree : tree); |
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| 122 | break;
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| 123 | } |
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| 124 | } |
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| 125 | item = item->next; |
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| 126 | } |
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| 127 | } |