Wireshark 4.7.3
The Wireshark network protocol analyzer
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print.h
Go to the documentation of this file.
1
12#pragma once
13#include <stdio.h>
14
15#include <epan/epan.h>
16#include <epan/packet.h>
17#include <epan/print_stream.h>
18
19#include <wsutil/json_dumper.h>
20
21#include "ws_symbol_export.h"
22
23#ifdef __cplusplus
24extern "C" {
25#endif /* __cplusplus */
26
34
35
45
46
56
57
61typedef enum {
62 PF_NONE = 0x00,
64} pf_flags;
65
66typedef struct {
67 bool print_utf8;
68 bool print_bom;
69 bool escape_wsp;
71
72typedef struct {
73 bool print_index;
74 bool print_secondary_data_sources;
76
77/*
78 * Print user selected list of fields
79 */
80struct _output_fields;
81typedef struct _output_fields output_fields_t;
82
83typedef GSList* (*proto_node_children_grouper_func)(proto_node *node);
84
90WS_DLL_PUBLIC output_fields_t* output_fields_new(void);
91
97WS_DLL_PUBLIC void output_fields_free(output_fields_t* info);
98
105WS_DLL_PUBLIC void output_fields_add(output_fields_t* info, const char* field);
106
113WS_DLL_PUBLIC GSList * output_fields_valid(output_fields_t* info);
114
121WS_DLL_PUBLIC size_t output_fields_num_fields(output_fields_t* info);
122
129WS_DLL_PUBLIC bool output_fields_set_option(output_fields_t* info, char* option);
130
135WS_DLL_PUBLIC void output_fields_list_options(FILE *fh);
136
144WS_DLL_PUBLIC bool output_fields_add_protocolfilter(output_fields_t* info, const char* field, pf_flags filter_flags);
145
152WS_DLL_PUBLIC bool output_fields_has_cols(output_fields_t* info);
153
160WS_DLL_PUBLIC void output_fields_prime_edt(struct epan_dissect *edt, output_fields_t* info);
161
162
172WS_DLL_PUBLIC bool proto_tree_print(print_dissections_e print_dissections,
173 bool print_hex_data,
174 epan_dissect_t *edt,
175 GHashTable *output_only_tables,
177
178/*
179 * Hexdump option for displaying data sources:
180 */
181
182#define HEXDUMP_SOURCE_MASK (0x0004U)
183#define HEXDUMP_SOURCE_OPTION(option) ((option) & HEXDUMP_SOURCE_MASK)
184
185#define HEXDUMP_SOURCE_MULTI (0x0000U) /* create hexdumps for all data sources assigned to a frame (legacy tshark behaviour) */
186#define HEXDUMP_SOURCE_PRIMARY (0x0004U) /* create hexdumps for only the frame data */
187
188#define HEXDUMP_TIMESTAMP_MASK (0x0008U)
189#define HEXDUMP_TIMESTAMP_OPTION(option) ((option) & HEXDUMP_TIMESTAMP_MASK)
190#define HEXDUMP_TIMESTAMP_NONE (0x0000U) /* create hexdumps for all data sources assigned to a frame (default behavior) */
191#define HEXDUMP_TIMESTAMP (0x0008U) /* create hexdumps for only the frame data */
192
201WS_DLL_PUBLIC bool print_hex_data(print_stream_t *stream, epan_dissect_t *edt, unsigned hexdump_options);
202
210WS_DLL_PUBLIC void write_pdml_preamble(FILE *fh, const char* filename, const char* doc_dir);
211
221WS_DLL_PUBLIC void write_pdml_proto_tree(output_fields_t* fields, epan_dissect_t *edt, column_info *cinfo, FILE *fh, bool use_color);
222
228WS_DLL_PUBLIC void write_pdml_finale(FILE *fh);
229
230// Implementations of proto_node_children_grouper_func
231// Groups each child separately
232WS_DLL_PUBLIC GSList *proto_node_group_children_by_unique(proto_node *node);
233// Groups children by json key (children with the same json key get put in the same group
234WS_DLL_PUBLIC GSList *proto_node_group_children_by_json_key(proto_node *node);
235
242WS_DLL_PUBLIC json_dumper write_json_preamble(FILE *fh);
243
255WS_DLL_PUBLIC void write_json_proto_tree(output_fields_t* fields,
256 print_dissections_e print_dissections,
257 bool print_hex_data,
258 epan_dissect_t *edt,
259 column_info *cinfo,
260 proto_node_children_grouper_func node_children_grouper,
261 json_dumper *dumper);
262
268WS_DLL_PUBLIC void write_json_finale(json_dumper *dumper);
269
280WS_DLL_PUBLIC void write_ek_proto_tree(output_fields_t* fields,
281 bool print_summary,
282 bool print_hex_data,
283 epan_dissect_t *edt,
284 column_info *cinfo, FILE *fh);
285
292WS_DLL_PUBLIC void write_psml_preamble(column_info *cinfo, FILE *fh);
293
301WS_DLL_PUBLIC void write_psml_columns(epan_dissect_t *edt, FILE *fh, bool use_color);
302
308WS_DLL_PUBLIC void write_psml_finale(FILE *fh);
309
316WS_DLL_PUBLIC void write_csv_column_titles(column_info *cinfo, FILE *fh);
317
324WS_DLL_PUBLIC void write_csv_columns(epan_dissect_t *edt, FILE *fh);
325
334WS_DLL_PUBLIC void write_csv_column_titles_with_args(column_info *cinfo, FILE *fh, print_args_csv_t args);
335
344WS_DLL_PUBLIC void write_csv_columns_with_args(epan_dissect_t *edt, FILE *fh, print_args_csv_t args);
345
353WS_DLL_PUBLIC void write_carrays_preamble(FILE *fh, GPtrArray *index, print_args_carrays_t args);
354
363WS_DLL_PUBLIC void write_carrays_hex_data_with_args(uint32_t num, FILE *fh, epan_dissect_t *edt, GPtrArray *index, print_args_carrays_t args);
364
372WS_DLL_PUBLIC void write_carrays_hex_data(uint32_t num, FILE *fh, epan_dissect_t *edt);
373
381WS_DLL_PUBLIC void write_carrays_finale(FILE *fh, GPtrArray *index, print_args_carrays_t args);
382
389WS_DLL_PUBLIC void write_fields_preamble(output_fields_t* fields, FILE *fh);
390
399WS_DLL_PUBLIC void write_fields_proto_tree(output_fields_t* fields, epan_dissect_t *edt, column_info *cinfo, FILE *fh);
400
406WS_DLL_PUBLIC bool output_fields_has_split(output_fields_t* fields);
407
414WS_DLL_PUBLIC void write_fields_finale(output_fields_t* fields, FILE *fh);
415
423
424WS_DLL_PUBLIC char* get_node_field_value(field_info* fi, epan_dissect_t* edt);
425
431extern void print_cache_field_handles(void);
432
433#ifdef __cplusplus
434}
435#endif /* __cplusplus */
struct epan_dissect epan_dissect_t
Opaque type representing a single packet dissection context.
Definition epan.h:62
struct _proto_node proto_node
WS_DLL_PUBLIC void write_csv_columns(epan_dissect_t *edt, FILE *fh)
Writes CSV columns to a file.
Definition print.c:1760
WS_DLL_PUBLIC bool output_fields_has_cols(output_fields_t *info)
Checks if the output fields have columns.
Definition print.c:2555
WS_DLL_PUBLIC void output_fields_free(output_fields_t *info)
Free the memory allocated for an output_fields_t structure.
Definition print.c:2291
WS_DLL_PUBLIC void write_json_finale(json_dumper *dumper)
Ends JSON output.
Definition print.c:735
WS_DLL_PUBLIC void write_psml_preamble(column_info *cinfo, FILE *fh)
Writes the PSML preamble to the specified file.
Definition print.c:1653
WS_DLL_PUBLIC void write_csv_column_titles_with_args(column_info *cinfo, FILE *fh, print_args_csv_t args)
Writes CSV column titles to a file, with optional arguments.
Definition print.c:1767
print_format_e
Output format for printed packet data.
Definition print.h:30
@ PR_FMT_PS
Definition print.h:32
@ PR_FMT_TEXT
Definition print.h:31
void print_cache_field_handles(void)
Prints cache field handles.
Definition print.c:143
WS_DLL_PUBLIC bool output_fields_set_option(output_fields_t *info, char *option)
Sets an option for the output fields.
Definition print.c:2409
WS_DLL_PUBLIC void write_fields_preamble(output_fields_t *fields, FILE *fh)
Writes the preamble for fields output.
Definition print.c:2630
WS_DLL_PUBLIC void write_carrays_preamble(FILE *fh, GPtrArray *index, print_args_carrays_t args)
Writes hexadecimal data from a list of data sources to a file.
WS_DLL_PUBLIC void write_psml_columns(epan_dissect_t *edt, FILE *fh, bool use_color)
Writes PSML columns to a file.
Definition print.c:1673
WS_DLL_PUBLIC bool output_fields_has_split(output_fields_t *fields)
Returns true if split-by-message mode is active.
Definition print.c:3245
WS_DLL_PUBLIC void write_pdml_preamble(FILE *fh, const char *filename, const char *doc_dir)
Writes the preamble for a PDML (Packet Data Markup Language) file.
Definition print.c:266
WS_DLL_PUBLIC void write_carrays_finale(FILE *fh, GPtrArray *index, print_args_carrays_t args)
Writes hexadecimal data from a list of data sources to a file.
Definition print.c:1913
WS_DLL_PUBLIC bool proto_tree_print(print_dissections_e print_dissections, bool print_hex_data, epan_dissect_t *edt, GHashTable *output_only_tables, print_stream_t *stream)
Prints the protocol tree.
Definition print.c:150
WS_DLL_PUBLIC void write_csv_column_titles(column_info *cinfo, FILE *fh)
Writes CSV column titles to a file.
Definition print.c:1753
WS_DLL_PUBLIC void write_carrays_hex_data(uint32_t num, FILE *fh, epan_dissect_t *edt)
Writes hexadecimal data from a list of data sources to a file.
Definition print.c:1906
WS_DLL_PUBLIC char * get_node_field_value(field_info *fi, epan_dissect_t *edt)
Retrieves the value of a node field.
Definition print.c:3102
WS_DLL_PUBLIC GSList * output_fields_valid(output_fields_t *info)
Retrieves the list of valid output fields.
Definition print.c:2395
WS_DLL_PUBLIC void write_carrays_hex_data_with_args(uint32_t num, FILE *fh, epan_dissect_t *edt, GPtrArray *index, print_args_carrays_t args)
Writes hexadecimal data from a list of data sources to a file.
Definition print.c:1833
WS_DLL_PUBLIC void write_fields_proto_tree(output_fields_t *fields, epan_dissect_t *edt, column_info *cinfo, FILE *fh)
Writes specified fields to a protocol tree.
Definition print.c:428
WS_DLL_PUBLIC void write_fields_finale(output_fields_t *fields, FILE *fh)
Writes the finale for fields output.
WS_DLL_PUBLIC void output_fields_add(output_fields_t *info, const char *field)
Adds a field to the output fields list.
Definition print.c:2324
WS_DLL_PUBLIC void write_pdml_proto_tree(output_fields_t *fields, epan_dissect_t *edt, column_info *cinfo, FILE *fh, bool use_color)
Writes a protocol tree in PDML format to a file.
Definition print.c:327
WS_DLL_PUBLIC void write_pdml_finale(FILE *fh)
Writes the final PDML tag to the file.
Definition print.c:1647
WS_DLL_PUBLIC void output_fields_prime_edt(struct epan_dissect *edt, output_fields_t *info)
Outputs fields in a prime EDT format.
Definition print.c:2604
WS_DLL_PUBLIC void write_json_proto_tree(output_fields_t *fields, print_dissections_e print_dissections, bool print_hex_data, epan_dissect_t *edt, column_info *cinfo, proto_node_children_grouper_func node_children_grouper, json_dumper *dumper)
Writes a protocol tree to JSON format.
Definition print.c:761
WS_DLL_PUBLIC size_t output_fields_num_fields(output_fields_t *info)
Gets the number of fields in the output fields list.
Definition print.c:2280
WS_DLL_PUBLIC GSList * proto_node_group_children_by_json_key(proto_node *node)
Definition print.c:1210
WS_DLL_PUBLIC bool print_hex_data(print_stream_t *stream, epan_dissect_t *edt, unsigned hexdump_options)
Prints hexadecimal data to a stream.
Definition print.c:2217
fields_format
Output serialization format for field export (e.g., via tshark -T).
Definition print.h:50
@ FORMAT_CSV
Definition print.h:51
@ FORMAT_EK
Definition print.h:53
@ FORMAT_JSON
Definition print.h:52
@ FORMAT_XML
Definition print.h:54
WS_DLL_PUBLIC void write_csv_columns_with_args(epan_dissect_t *edt, FILE *fh, print_args_csv_t args)
Writes CSV columns to a file, with optional arguments.
Definition print.c:1789
WS_DLL_PUBLIC void output_fields_list_options(FILE *fh)
Outputs the list of available fields to a file handle.
Definition print.c:2543
pf_flags
Bitmask flags controlling protocol field printing behavior.
Definition print.h:61
@ PF_INCLUDE_CHILDREN
Definition print.h:63
@ PF_NONE
Definition print.h:62
WS_DLL_PUBLIC void write_psml_finale(FILE *fh)
Writes the final PSML tag to the file.
Definition print.c:1698
WS_DLL_PUBLIC output_fields_t * output_fields_new(void)
Create a new instance of output_fields_t.
Definition print.c:3225
WS_DLL_PUBLIC GSList * proto_node_group_children_by_unique(proto_node *node)
Definition print.c:1192
WS_DLL_PUBLIC bool output_fields_add_protocolfilter(output_fields_t *info, const char *field, pf_flags filter_flags)
Adds a protocol filter to the output fields.
Definition print.c:2352
WS_DLL_PUBLIC json_dumper write_json_preamble(FILE *fh)
Writes the JSON preamble to the specified file handle.
Definition print.c:724
print_dissections_e
Controls the level of protocol dissection detail included in printed output.
Definition print.h:39
@ print_dissections_expanded
Definition print.h:43
@ print_dissections_collapsed
Definition print.h:41
@ print_dissections_none
Definition print.h:40
@ print_dissections_as_displayed
Definition print.h:42
WS_DLL_PUBLIC void write_ek_proto_tree(output_fields_t *fields, bool print_summary, bool print_hex_data, epan_dissect_t *edt, column_info *cinfo, FILE *fh)
Writes protocol tree data in a specific format to a file.
Definition print.c:367
struct print_stream print_stream_t
Represents an abstract print stream, pairing a backend operations vtable with instance-specific state...
Definition print.c:77
Holds all state for the dissection of a single byte array, including session, buffer,...
Definition epan_dissect.h:28
Definition proto.h:822
Definition file-pcapng.h:57
State and configuration for incrementally writing JSON output to a file or string.
Definition json_dumper.h:60
Definition print.h:72
Definition print.h:66
Definition stream.c:41