forked from osmocom/wireshark
![Michael Mann](/assets/img/avatar_default.png)
Change-Id: Iaaa7b44954337c7857dbb541b727924e2de57c9d Reviewed-on: https://code.wireshark.org/review/20016 Reviewed-by: Michael Mann <mmann78@netscape.net>
157 lines
5.3 KiB
C
157 lines
5.3 KiB
C
/* export_object.h
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* GUI independent helper routines common to all export object taps.
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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef __EXPORT_OBJECT_H__
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#define __EXPORT_OBJECT_H__
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#include "tap.h"
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#include "wmem/wmem.h"
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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typedef struct _export_object_entry_t {
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guint32 pkt_num;
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gchar *hostname;
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gchar *content_type;
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gchar *filename;
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/* We need to store a 64 bit integer to hold a file length
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(was guint payload_len;) */
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gint64 payload_len;
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guint8 *payload_data;
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} export_object_entry_t;
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#define EXPORT_OBJECT_MAXFILELEN 255
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typedef void (*export_object_object_list_add_entry_cb)(void* gui_data, struct _export_object_entry_t *entry);
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typedef export_object_entry_t* (*export_object_object_list_get_entry_cb)(void* gui_data, int row);
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typedef struct _export_object_list_t {
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export_object_object_list_add_entry_cb add_entry; //GUI specific handler for adding an object entry
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export_object_object_list_get_entry_cb get_entry; //GUI specific handler for retrieving an object entry
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void* gui_data; //GUI specific data (for UI representation)
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} export_object_list_t;
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/** Structure for information about a registered exported object */
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typedef struct register_eo register_eo_t;
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/* When a protocol needs intermediate data structures to construct the
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export objects, then it must specify a function that cleans up all
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those data structures. This function is passed to export_object_window
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and called when tap reset or windows closes occurs. If no function is needed
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a NULL value should be passed instead */
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typedef void (*export_object_gui_reset_cb)(void);
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/** Register the export object handler for the Export Object windows.
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*
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* @param proto_id is the protocol with objects to export
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* @param export_packet_func the tap processing function
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* @param reset_cb handles clearing intermediate data structures constructed
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* for exporting objects. If no function is needed a NULL value should be passed instead
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* @return Tap id registered for the Export Object
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*/
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WS_DLL_PUBLIC int register_export_object(const int proto_id, tap_packet_cb export_packet_func, export_object_gui_reset_cb reset_cb);
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/** Get protocol ID from Export Object
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*
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* @param eo Registered Export Object
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* @return protocol id of Export Object
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*/
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WS_DLL_PUBLIC int get_eo_proto_id(register_eo_t* eo);
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/** Get string for register_tap_listener call. Typically of the form <dissector_name>_eo
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*
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* @param eo Registered Export Object
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* @return string for register_tap_listener call
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*/
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WS_DLL_PUBLIC const char* get_eo_tap_listener_name(register_eo_t* eo);
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/** Get tap function handler from Export Object
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*
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* @param eo Registered Export Object
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* @return tap function handler of Export Object
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*/
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WS_DLL_PUBLIC tap_packet_cb get_eo_packet_func(register_eo_t* eo);
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/** Get tap reset function handler from Export Object
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*
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* @param eo Registered Export Object
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* @return tap function handler of Export Object
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*/
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WS_DLL_PUBLIC export_object_gui_reset_cb get_eo_reset_func(register_eo_t* eo);
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/** Get Export Object by its short protocol name
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*
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* @param name short protocol name to fetch.
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* @return Export Object handler pointer or NULL.
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*/
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WS_DLL_PUBLIC register_eo_t* get_eo_by_name(const char* name);
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/** Iterator to walk Export Object list and execute func
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*
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* @param func action to be performed on all Export Objects
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* @param user_data any data needed to help perform function
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*/
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WS_DLL_PUBLIC void eo_iterate_tables(wmem_foreach_func func, gpointer user_data);
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/** Find all disallowed characters/bytes and replace them with %xx
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*
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* @param in_str string to massage
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* @param maxlen maximum size a string can be post massage
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* @param dup return a copy of the massaged string (?)
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* @return massaged string
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*/
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WS_DLL_PUBLIC GString *eo_massage_str(const gchar *in_str, gsize maxlen, int dup);
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/** Map the content type string to an extension string
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*
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* @param content_type content type to match with extension string
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* @return extension string for content type
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*/
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WS_DLL_PUBLIC const char *eo_ct2ext(const char *content_type);
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/** Free the contents of export_object_entry_t structure
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*
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* @param entry export_object_entry_t structure to be freed
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*/
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WS_DLL_PUBLIC void eo_free_entry(export_object_entry_t *entry);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __EXPORT_OBJECT_H__ */
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/*
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* Editor modelines
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*
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* Local Variables:
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* c-basic-offset: 4
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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=4 tabstop=8 expandtab:
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* :indentSize=4:tabSize=8:noTabs=true:
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*/
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