5 * Wireshark Protocol Analyzer Library
7 * Copyright (c) 2001 by Gerald Combs <gerald@wireshark.org>
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * as published by the Free Software Foundation; either version 2
12 * of the License, or (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
28 #include "frame_data.h"
29 #include "column_info.h"
32 typedef struct _epan_dissect_t epan_dissect_t;
34 #include "dfilter/dfilter.h"
36 /** init the whole epan module, this is used to be called only once in a program */
37 void epan_init(void (*register_all_protocols_func)(register_cb cb, gpointer client_data),
38 void (*register_all_handoffs_func)(register_cb cb, gpointer client_data),
41 void (*report_failure_fcn_p)(const char *, va_list),
42 void (*report_open_failure_fcn_p)(const char *, int, gboolean),
43 void (*report_read_failure_fcn_p)(const char *, int),
44 void (*report_write_failure_fcn_p)(const char *, int));
46 /** cleanup the whole epan module, this is used to be called only once in a program */
47 void epan_cleanup(void);
50 * Initialize the table of conversations. Conversations are identified by
51 * their endpoints; they are used for protocols such as IP, TCP, and UDP,
52 * where packets contain endpoint information but don't contain a single
53 * value indicating to which flow the packet belongs.
55 void epan_conversation_init(void);
56 void epan_conversation_cleanup(void);
59 * Initialize the table of circuits. Circuits are identified by a
60 * circuit ID; they are used for protocols where packets *do* contain
61 * a circuit ID value indicating to which flow the packet belongs.
63 * We might want to make a superclass for both endpoint-specified
64 * conversations and circuit ID-specified circuits, so we can attach
65 * information either to a circuit or a conversation with common
68 void epan_circuit_init(void);
69 void epan_circuit_cleanup(void);
71 /** A client will create one epan_t for an entire dissection session.
72 * A single epan_t will be used to analyze the entire sequence of packets,
73 * sequentially, in a single session. A session corresponds to a single
74 * packet trace file. The reaons epan_t exists is that some packets in
75 * some protocols cannot be decoded without knowledge of previous packets.
76 * This inter-packet "state" is stored in the epan_t.
78 /* XXX - NOTE: epan_t, epan_new and epan_free are currently unused! */
79 typedef struct epan_session epan_t;
88 epan_get_version(void);
90 /** initialize an existing single packet dissection */
92 epan_dissect_init(epan_dissect_t *edt, const gboolean create_proto_tree, const gboolean proto_tree_visible);
94 /** get a new single packet dissection
95 * should be freed using epan_dissect_free() after packet dissection completed
98 epan_dissect_new(const gboolean create_proto_tree, const gboolean proto_tree_visible);
100 /** Indicate whether we should fake protocols or not */
102 epan_dissect_fake_protocols(epan_dissect_t *edt, const gboolean fake_protocols);
104 /** run a single packet dissection */
106 epan_dissect_run(epan_dissect_t *edt, void* pseudo_header,
107 const guint8* data, frame_data *fd, column_info *cinfo);
109 /** Prime a proto_tree using the fields/protocols used in a dfilter. */
111 epan_dissect_prime_dfilter(epan_dissect_t *edt, const dfilter_t *dfcode);
113 /** fill the dissect run output into the packet list columns */
115 epan_dissect_fill_in_columns(epan_dissect_t *edt, const gboolean fill_col_exprs, const gboolean fill_fd_colums);
117 /** releases resources attached to the packet dissection. DOES NOT free the actual pointer */
119 epan_dissect_cleanup(epan_dissect_t* edt);
121 /** free a single packet dissection */
123 epan_dissect_free(epan_dissect_t* edt);
125 /** Sets custom column */
127 epan_custom_set(epan_dissect_t *edt, int id, gint occurrence,
128 gchar *result, gchar *expr, const int size);
131 * Get compile-time information for libraries used by libwireshark.
134 epan_get_compiled_version_info(GString *str);
137 * Get runtime information for libraries used by libwireshark.
140 epan_get_runtime_version_info(GString *str);