Wireshark  4.3.0
The Wireshark network protocol analyzer
prefs-int.h
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1 /* prefs-int.h
2  * Definitions for implementation of preference handling routines;
3  * used by "friends" of the preferences type.
4  *
5  * Wireshark - Network traffic analyzer
6  * By Gerald Combs <gerald@wireshark.org>
7  * Copyright 1998 Gerald Combs
8  *
9  * SPDX-License-Identifier: GPL-2.0-or-later
10  */
11 
12 #ifndef __PREFS_INT_H__
13 #define __PREFS_INT_H__
14 
15 #include <stdio.h>
16 #include "ws_symbol_export.h"
17 #include <epan/wmem_scopes.h>
18 
19 #ifdef __cplusplus
20 extern "C" {
21 #endif /* __cplusplus */
22 
27 struct pref_module {
28  const char *name;
29  const char *title;
30  const char *description;
31  void (*apply_cb)(void);
32  GList *prefs;
33  struct pref_module *parent;
35  int numprefs;
36  unsigned int prefs_changed_flags;
37  bool obsolete;
40  bool use_gui;
47  unsigned int effect_flags;
50 };
51 
52 typedef struct {
53  module_t *module;
54  FILE *pf;
56 
61 WS_DLL_PUBLIC module_t *protocols_module;
62 
63 typedef void (*pref_custom_free_cb) (pref_t* pref);
64 typedef void (*pref_custom_reset_cb) (pref_t* pref);
65 typedef prefs_set_pref_e (*pref_custom_set_cb) (pref_t* pref, const char* value, unsigned int* changed_flags);
66 /* typedef void (*pref_custom_write_cb) (pref_t* pref, write_pref_arg_t* arg); Deprecated. */
67 /* pref_custom_type_name_cb should return NULL for internal / hidden preferences. */
68 typedef const char * (*pref_custom_type_name_cb) (void);
69 typedef char * (*pref_custom_type_description_cb) (void);
70 typedef bool (*pref_custom_is_default_cb) (pref_t* pref);
71 typedef char * (*pref_custom_to_str_cb) (pref_t* pref, bool default_val);
72 
75  pref_custom_free_cb free_cb;
76  pref_custom_reset_cb reset_cb;
77  pref_custom_set_cb set_cb;
78  /* pref_custom_write_cb write_cb; Deprecated. */
79  pref_custom_type_name_cb type_name_cb;
80  pref_custom_type_description_cb type_description_cb;
81  pref_custom_is_default_cb is_default_cb;
82  pref_custom_to_str_cb to_str_cb;
83 };
84 
89 #define PREF_UINT (1u << 0)
90 #define PREF_BOOL (1u << 1)
91 #define PREF_ENUM (1u << 2)
92 #define PREF_STRING (1u << 3)
93 #define PREF_RANGE (1u << 4)
94 #define PREF_STATIC_TEXT (1u << 5)
95 #define PREF_UAT (1u << 6)
96 #define PREF_SAVE_FILENAME (1u << 7)
97 #define PREF_COLOR (1u << 8) /* XXX - These are only supported for "internal" (non-protocol) */
98 #define PREF_CUSTOM (1u << 9) /* use and not as a generic protocol preference */
99 #define PREF_OBSOLETE (1u << 10)
100 #define PREF_DIRNAME (1u << 11)
101 // Was PREF_DECODE_AS_UINT (1u << 12)
102 #define PREF_DECODE_AS_RANGE (1u << 13) /* XXX - Internal use only, not a generic protocol preference */
103 #define PREF_OPEN_FILENAME (1u << 14)
104 #define PREF_PASSWORD (1u << 15) /* like string, but never saved to prefs file */
109 #define PREF_PROTO_TCP_SNDAMB_ENUM (1u << 16)
110 
111 #define PREF_DISSECTOR (1u << 17) /* like string, but with dissector name syntax check */
112 
113 /* read_prefs_file: read in a generic config file and do a callback to */
114 /* pref_set_pair_fct() for every key/value pair found */
122 typedef prefs_set_pref_e (*pref_set_pair_cb) (char *key, const char *value, void *private_data, bool return_range_errors);
123 
124 WS_DLL_PUBLIC
125 const char* prefs_get_description(pref_t *pref);
126 
127 WS_DLL_PUBLIC
128 const char* prefs_get_title(pref_t *pref);
129 
130 WS_DLL_PUBLIC
131 const char* prefs_get_name(pref_t *pref);
132 
133 WS_DLL_PUBLIC
134 int prefs_get_type(pref_t *pref);
135 
136 WS_DLL_PUBLIC uint32_t prefs_get_max_value(pref_t *pref);
137 
138 /* Bitmask of flags for the effect of a preference in Wireshark */
139 #define PREF_EFFECT_DISSECTION (1u << 0)
140 #define PREF_EFFECT_CAPTURE (1u << 1)
141 #define PREF_EFFECT_GUI_LAYOUT (1u << 2)
142 #define PREF_EFFECT_FIELDS (1u << 3)
143 #define PREF_EFFECT_GUI (1u << 4)
144 #define PREF_EFFECT_GUI_COLOR (1u << 5)
145 
153 WS_DLL_PUBLIC
154 unsigned int prefs_get_effect_flags(pref_t *pref);
155 
167 WS_DLL_PUBLIC
168 void prefs_set_effect_flags(pref_t *pref, unsigned int flags);
169 
172 WS_DLL_PUBLIC
173 void prefs_set_effect_flags_by_name(module_t * module, const char *pref, unsigned int flags);
174 
184 WS_DLL_PUBLIC
185 unsigned int prefs_get_module_effect_flags(module_t * module);
186 
200 WS_DLL_PUBLIC
201 void prefs_set_module_effect_flags(module_t * module, unsigned int flags);
202 
203 WS_DLL_PUBLIC
204 bool prefs_set_range_value_work(pref_t *pref, const char *value,
205  bool return_range_errors, unsigned int *changed_flags);
206 
207 WS_DLL_PUBLIC
208 unsigned int
209 prefs_set_stashed_range_value(pref_t *pref, const char *value);
210 
212 WS_DLL_PUBLIC
213 void
214 prefs_range_add_value(pref_t *pref, uint32_t val);
215 
217 WS_DLL_PUBLIC
218 void
219 prefs_range_remove_value(pref_t *pref, uint32_t val);
220 
221 
222 WS_DLL_PUBLIC unsigned int prefs_set_bool_value(pref_t *pref, bool value, pref_source_t source);
223 WS_DLL_PUBLIC bool prefs_get_bool_value(pref_t *pref, pref_source_t source);
224 WS_DLL_PUBLIC void prefs_invert_bool_value(pref_t *pref, pref_source_t source);
225 
226 WS_DLL_PUBLIC unsigned int prefs_set_uint_value(pref_t *pref, unsigned value, pref_source_t source);
227 WS_DLL_PUBLIC unsigned prefs_get_uint_base(pref_t *pref);
228 WS_DLL_PUBLIC unsigned prefs_get_uint_value_real(pref_t *pref, pref_source_t source);
229 
230 
231 WS_DLL_PUBLIC unsigned int prefs_set_enum_value(pref_t *pref, int value, pref_source_t source);
232 WS_DLL_PUBLIC unsigned int prefs_set_enum_string_value(pref_t *pref, const char *value, pref_source_t source);
233 WS_DLL_PUBLIC int prefs_get_enum_value(pref_t *pref, pref_source_t source);
234 WS_DLL_PUBLIC const enum_val_t* prefs_get_enumvals(pref_t *pref);
235 WS_DLL_PUBLIC bool prefs_get_enum_radiobuttons(pref_t *pref);
236 
237 WS_DLL_PUBLIC bool prefs_set_color_value(pref_t *pref, color_t value, pref_source_t source);
238 WS_DLL_PUBLIC color_t* prefs_get_color_value(pref_t *pref, pref_source_t source);
239 
240 WS_DLL_PUBLIC unsigned int prefs_set_custom_value(pref_t *pref, const char *value, pref_source_t source);
241 
242 WS_DLL_PUBLIC unsigned int prefs_set_string_value(pref_t *pref, const char* value, pref_source_t source);
243 WS_DLL_PUBLIC char* prefs_get_string_value(pref_t *pref, pref_source_t source);
244 
245 WS_DLL_PUBLIC struct epan_uat* prefs_get_uat_value(pref_t *pref);
246 
247 WS_DLL_PUBLIC bool prefs_set_range_value(pref_t *pref, range_t *value, pref_source_t source);
248 WS_DLL_PUBLIC range_t* prefs_get_range_value_real(pref_t *pref, pref_source_t source);
249 
250 WS_DLL_PUBLIC bool prefs_add_decode_as_value(pref_t *pref, unsigned value, bool replace);
251 WS_DLL_PUBLIC bool prefs_remove_decode_as_value(pref_t *pref, unsigned value, bool set_default);
252 
253 WS_DLL_PUBLIC unsigned int prefs_set_password_value(pref_t *pref, const char* value, pref_source_t source);
254 WS_DLL_PUBLIC char* prefs_get_password_value(pref_t *pref, pref_source_t source);
255 
256 WS_DLL_PUBLIC bool prefs_add_list_value(pref_t *pref, void *value, pref_source_t source);
257 WS_DLL_PUBLIC GList* prefs_get_list_value(pref_t *pref, pref_source_t source);
258 
259 WS_DLL_PUBLIC void reset_pref(pref_t *pref);
260 
264 WS_DLL_PUBLIC
265 int
266 read_prefs_file(const char *pf_path, FILE *pf, pref_set_pair_cb pref_set_pair_fct, void *private_data);
267 
274 WS_DLL_PUBLIC
275 void
276 prefs_read_module(const char *name);
277 
278 WS_DLL_PUBLIC
279 bool
280 prefs_pref_is_default(pref_t *pref);
281 
288 WS_DLL_PUBLIC
289 unsigned pref_stash(pref_t *pref, void *unused);
290 
291 typedef struct pref_unstash_data
292 {
293  /* Used to set prefs_changed member to true if the preference
294  differs from its stashed values. Also used by "decode as" types
295  to look up dissector short name */
296  module_t *module;
297  /* Qt uses stashed values to then "applies" them
298  during unstash. Use this flag for that behavior */
299  bool handle_decode_as;
301 
310 WS_DLL_PUBLIC
311 unsigned pref_unstash(pref_t *pref, void *unstash_data_p);
312 
321 WS_DLL_PUBLIC
322 unsigned pref_clean_stash(pref_t *pref, void *unused);
323 
328 WS_DLL_PUBLIC
329 void reset_stashed_pref(pref_t *pref);
330 
340 WS_DLL_PUBLIC
341 char *
342 join_string_list(GList *sl);
343 
344 #ifdef __cplusplus
345 }
346 #endif /* __cplusplus */
347 
348 #endif /* prefs-int.h */
WS_DLL_PUBLIC void prefs_set_effect_flags(pref_t *pref, unsigned int flags)
Definition: prefs.c:6581
WS_DLL_PUBLIC void prefs_set_effect_flags_by_name(module_t *module, const char *pref, unsigned int flags)
Definition: prefs.c:6592
WS_DLL_PUBLIC unsigned pref_unstash(pref_t *pref, void *unstash_data_p)
Definition: prefs.c:2151
WS_DLL_PUBLIC module_t * protocols_module
Definition: prefs-int.h:61
prefs_set_pref_e(* pref_set_pair_cb)(char *key, const char *value, void *private_data, bool return_range_errors)
Definition: prefs-int.h:122
WS_DLL_PUBLIC void prefs_set_module_effect_flags(module_t *module, unsigned int flags)
Definition: prefs.c:6607
WS_DLL_PUBLIC unsigned int prefs_get_module_effect_flags(module_t *module)
Definition: prefs.c:6598
WS_DLL_PUBLIC void prefs_range_remove_value(pref_t *pref, uint32_t val)
Definition: prefs.c:1786
WS_DLL_PUBLIC void prefs_read_module(const char *name)
Definition: prefs.c:4630
WS_DLL_PUBLIC unsigned pref_stash(pref_t *pref, void *unused)
WS_DLL_PUBLIC int read_prefs_file(const char *pf_path, FILE *pf, pref_set_pair_cb pref_set_pair_fct, void *private_data)
Definition: prefs.c:4796
WS_DLL_PUBLIC void reset_stashed_pref(pref_t *pref)
Definition: prefs.c:2295
WS_DLL_PUBLIC void prefs_range_add_value(pref_t *pref, uint32_t val)
Definition: prefs.c:1780
WS_DLL_PUBLIC unsigned int prefs_get_effect_flags(pref_t *pref)
Definition: prefs.c:6572
WS_DLL_PUBLIC unsigned pref_clean_stash(pref_t *pref, void *unused)
WS_DLL_PUBLIC char * join_string_list(GList *sl)
Definition: prefs.c:4117
prefs_set_pref_e
Definition: prefs.h:959
Definition: wmem_tree-int.h:48
Definition: color.h:23
Definition: params.h:23
Definition: range.h:42
Definition: uat-int.h:40
Definition: prefs-int.h:74
Definition: prefs-int.h:27
unsigned int effect_flags
Definition: prefs-int.h:47
GList * prefs
Definition: prefs-int.h:32
bool use_gui
Definition: prefs-int.h:40
wmem_tree_t * submodules
Definition: prefs-int.h:34
const char * description
Definition: prefs-int.h:30
const char * name
Definition: prefs-int.h:28
bool obsolete
Definition: prefs-int.h:37
struct pref_module * parent
Definition: prefs-int.h:33
unsigned int prefs_changed_flags
Definition: prefs-int.h:36
void(* apply_cb)(void)
Definition: prefs-int.h:31
int numprefs
Definition: prefs-int.h:35
const char * title
Definition: prefs-int.h:29
Definition: prefs-int.h:292
Definition: prefs.c:225
Definition: prefs-int.h:52