GNUnet  0.11.x
gnunet_configuration_lib.h
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1 /*
2  This file is part of GNUnet.
3  Copyright (C) 2006, 2008, 2009, 2018 GNUnet e.V.
4 
5  GNUnet is free software: you can redistribute it and/or modify it
6  under the terms of the GNU Affero General Public License as published
7  by the Free Software Foundation, either version 3 of the License,
8  or (at your option) any later version.
9 
10  GNUnet is distributed in the hope that it will be useful, but
11  WITHOUT ANY WARRANTY; without even the implied warranty of
12  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13  Affero General Public License for more details.
14 
15  You should have received a copy of the GNU Affero General Public License
16  along with this program. If not, see <http://www.gnu.org/licenses/>.
17 
18  SPDX-License-Identifier: AGPL3.0-or-later
19  */
20 
31 #ifndef GNUNET_CONFIGURATION_LIB_H
32 #define GNUNET_CONFIGURATION_LIB_H
33 
34 #include "gnunet_time_lib.h"
35 
36 #ifdef __cplusplus
37 extern "C"
38 {
39 #if 0 /* keep Emacsens' auto-indent happy */
40 }
41 #endif
42 #endif
43 
48 
55 
56 
65 
66 
72 void
74 
75 
85 int
87  const char *filename);
88 
89 
98 int
100  const char *defaults_d);
101 
102 
111 int
113  const char *filename);
114 
115 
124 char *
126  size_t *size);
127 
128 
140 int
142  const char *mem,
143  size_t size,
144  const char *basedir);
145 
146 
154 int
156  const char *filename);
157 
158 
166 int
168  GNUNET_CONFIGURATION_Handle *cfg_default,
169  const struct
171  const char *filename);
172 
173 
182 GNUNET_CONFIGURATION_get_diff (const struct
183  GNUNET_CONFIGURATION_Handle *cfg_default,
184  const struct
185  GNUNET_CONFIGURATION_Handle *cfg_new);
186 
187 
195 int
197 
198 
206 typedef int
208  const struct GNUNET_CONFIGURATION_Handle *cfg);
209 
210 
222 int
225  void *cb_cls);
226 
227 
236 typedef void
238  const char *section,
239  const char *option,
240  const char *value);
241 
242 
249 typedef void
251  const char *section);
252 
253 
261 void
264  void *iter_cls);
265 
266 
274 void
278  iter,
279  void *iter_cls);
280 
281 
288 void
290  const char *section);
291 
292 
302 int
305  const char *section,
306  const char *option,
307  unsigned long long *number);
308 
309 
319 int
322  const char *section,
323  const char *option,
324  float *number);
325 
326 
336 int
339  const char *section,
340  const char *option,
341  struct GNUNET_TIME_Relative *time);
342 
343 
353 int
356  const char *section,
357  const char *option,
358  unsigned long long *size);
359 
360 
369 int
371  const char *section,
372  const char *option);
373 
374 
385 int
388  const char *section,
389  const char *option,
390  char **value);
391 
392 
404 int
407  const char *section,
408  const char *option,
409  char **value);
410 
411 
422 int
425  const char *section,
426  const char *option,
428  void *cb_cls);
429 
438 void
441  const char *section,
443  void *iter_cls);
444 
457 int
460  const char *section,
461  const char *option,
462  const char *const *choices,
463  const char **value);
464 
474 int
477  const char *section,
478  const char *option);
479 
480 
493 int
495  const char *section,
496  const char *option,
497  void *buf,
498  size_t buf_size);
499 
500 
517 char *
520  char *orig);
521 
522 
531 void
533  const char *section,
534  const char *option,
535  unsigned long long number);
536 
537 
546 void
548  const char *section,
549  const char *option,
550  const char *value);
551 
552 
564 int
567  const char *section,
568  const char *option,
569  const char *value);
570 
571 
583 int
586  const char *section,
587  const char *option,
588  const char *value);
589 
590 #if 0 /* keep Emacsens' auto-indent happy */
591 {
592 #endif
593 #ifdef __cplusplus
594 }
595 #endif
596 
597 #endif
598  /* end of group configuration */
void(* GNUNET_CONFIGURATION_Section_Iterator)(void *cls, const char *section)
Function to iterate over section.
int GNUNET_CONFIGURATION_get_value_time(const struct GNUNET_CONFIGURATION_Handle *cfg, const char *section, const char *option, struct GNUNET_TIME_Relative *time)
Get a configuration value that should be a relative time.
int GNUNET_CONFIGURATION_get_value_number(const struct GNUNET_CONFIGURATION_Handle *cfg, const char *section, const char *option, unsigned long long *number)
Get a configuration value that should be a number.
static const struct GNUNET_CONFIGURATION_Handle * cfg
Configuration we are using.
Definition: gnunet-abd.c:36
void GNUNET_CONFIGURATION_iterate_section_values(const struct GNUNET_CONFIGURATION_Handle *cfg, const char *section, GNUNET_CONFIGURATION_Iterator iter, void *iter_cls)
Iterate over values of a section in the configuration.
int GNUNET_CONFIGURATION_write(struct GNUNET_CONFIGURATION_Handle *cfg, const char *filename)
Write configuration file.
void GNUNET_CONFIGURATION_iterate(const struct GNUNET_CONFIGURATION_Handle *cfg, GNUNET_CONFIGURATION_Iterator iter, void *iter_cls)
Iterate over all options in the configuration.
char * GNUNET_CONFIGURATION_expand_dollar(const struct GNUNET_CONFIGURATION_Handle *cfg, char *orig)
Expand an expression of the form "$FOO/BAR" to "DIRECTORY/BAR" where either in the "PATHS" section or...
int GNUNET_CONFIGURATION_append_value_filename(struct GNUNET_CONFIGURATION_Handle *cfg, const char *section, const char *option, const char *value)
Append a filename to a configuration value that represents a list of filenames.
void GNUNET_CONFIGURATION_set_value_number(struct GNUNET_CONFIGURATION_Handle *cfg, const char *section, const char *option, unsigned long long number)
Set a configuration value that should be a number.
int GNUNET_CONFIGURATION_get_value_float(const struct GNUNET_CONFIGURATION_Handle *cfg, const char *section, const char *option, float *number)
Get a configuration value that should be a floating point number.
void(* GNUNET_CONFIGURATION_Iterator)(void *cls, const char *section, const char *option, const char *value)
Function to iterate over options.
struct GNUNET_CONFIGURATION_Handle * GNUNET_CONFIGURATION_create(void)
Create a new configuration object.
int GNUNET_CONFIGURATION_parse(struct GNUNET_CONFIGURATION_Handle *cfg, const char *filename)
Parse a configuration file, add all of the options in the file to the configuration environment...
uint32_t number
int GNUNET_CONFIGURATION_load(struct GNUNET_CONFIGURATION_Handle *cfg, const char *filename)
Load configuration.
static char * section
Name of the section.
Definition: gnunet-config.c:33
int(* GNUNET_CONFIGURATION_Callback)(void *cls, const struct GNUNET_CONFIGURATION_Handle *cfg)
Signature of a function to be run with a configuration.
int GNUNET_CONFIGURATION_get_data(const struct GNUNET_CONFIGURATION_Handle *cfg, const char *section, const char *option, void *buf, size_t buf_size)
Get Crockford32-encoded fixed-size binary data from a configuration.
static char * value
Value of the record to add/remove.
struct GNUNET_CONFIGURATION_Handle * GNUNET_CONFIGURATION_get_diff(const struct GNUNET_CONFIGURATION_Handle *cfg_default, const struct GNUNET_CONFIGURATION_Handle *cfg_new)
Compute configuration with only entries that have been changed.
int GNUNET_CONFIGURATION_write_diffs(const struct GNUNET_CONFIGURATION_Handle *cfg_default, const struct GNUNET_CONFIGURATION_Handle *cfg_new, const char *filename)
Write only configuration entries that have been changed to configuration file.
int GNUNET_CONFIGURATION_is_dirty(const struct GNUNET_CONFIGURATION_Handle *cfg)
Test if there are configuration options that were changed since the last save.
int GNUNET_CONFIGURATION_have_value(const struct GNUNET_CONFIGURATION_Handle *cfg, const char *section, const char *option)
Test if we have a value for a particular option.
void GNUNET_CONFIGURATION_remove_section(struct GNUNET_CONFIGURATION_Handle *cfg, const char *section)
Remove the given section and all options in it.
void GNUNET_CONFIGURATION_destroy(struct GNUNET_CONFIGURATION_Handle *cfg)
Destroy configuration object.
static char * option
Name of the option.
Definition: gnunet-config.c:38
static char buf[2048]
static char * filename
void GNUNET_CONFIGURATION_set_value_string(struct GNUNET_CONFIGURATION_Handle *cfg, const char *section, const char *option, const char *value)
Set a configuration value that should be a string.
int(* GNUNET_FileNameCallback)(void *cls, const char *filename)
Function called with a filename.
int GNUNET_CONFIGURATION_get_value_size(const struct GNUNET_CONFIGURATION_Handle *cfg, const char *section, const char *option, unsigned long long *size)
Get a configuration value that should be a size in bytes.
int GNUNET_CONFIGURATION_load_from(struct GNUNET_CONFIGURATION_Handle *cfg, const char *defaults_d)
Load default configuration.
int GNUNET_CONFIGURATION_get_value_string(const struct GNUNET_CONFIGURATION_Handle *cfg, const char *section, const char *option, char **value)
Get a configuration value that should be a string.
static unsigned int size
Size of the "table".
Definition: peer.c:67
struct GNUNET_CONFIGURATION_Handle * GNUNET_CONFIGURATION_dup(const struct GNUNET_CONFIGURATION_Handle *cfg)
Duplicate an existing configuration object.
char * GNUNET_CONFIGURATION_serialize(const struct GNUNET_CONFIGURATION_Handle *cfg, size_t *size)
Serializes the given configuration.
int GNUNET_CONFIGURATION_iterate_value_filenames(const struct GNUNET_CONFIGURATION_Handle *cfg, const char *section, const char *option, GNUNET_FileNameCallback cb, void *cb_cls)
Iterate over the set of filenames stored in a configuration value.
configuration data
Definition: configuration.c:85
void GNUNET_CONFIGURATION_iterate_sections(const struct GNUNET_CONFIGURATION_Handle *cfg, GNUNET_CONFIGURATION_Section_Iterator iter, void *iter_cls)
Iterate over all sections in the configuration.
int GNUNET_CONFIGURATION_get_value_filename(const struct GNUNET_CONFIGURATION_Handle *cfg, const char *section, const char *option, char **value)
Get a configuration value that should be the name of a file or directory.
int GNUNET_CONFIGURATION_deserialize(struct GNUNET_CONFIGURATION_Handle *cfg, const char *mem, size_t size, const char *basedir)
De-serializes configuration.
int GNUNET_CONFIGURATION_get_value_choice(const struct GNUNET_CONFIGURATION_Handle *cfg, const char *section, const char *option, const char *const *choices, const char **value)
Get a configuration value that should be in a set of predefined strings.
int GNUNET_CONFIGURATION_get_value_yesno(const struct GNUNET_CONFIGURATION_Handle *cfg, const char *section, const char *option)
Get a configuration value that should be in a set of "YES" or "NO".
int GNUNET_CONFIGURATION_parse_and_run(const char *filename, GNUNET_CONFIGURATION_Callback cb, void *cb_cls)
Parse a configuration file filename and run the function cb with the resulting configuration object...
int GNUNET_CONFIGURATION_remove_value_filename(struct GNUNET_CONFIGURATION_Handle *cfg, const char *section, const char *option, const char *value)
Remove a filename from a configuration value that represents a list of filenames. ...
Time for relative time used by GNUnet, in microseconds.