GNUnet  0.10.x
gnunet-daemon-fsprofiler.c
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1 /*
2  This file is part of GNUnet.
3  Copyright (C) 2012 Christian Grothoff
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 
29 #include "platform.h"
30 #include "gnunet_fs_service.h"
32 
37 struct Pattern {
41  struct Pattern *next;
42 
46  struct Pattern *prev;
47 
51  void *ctx;
52 
56  void *sctx;
57 
62 
67 
72 
77 
81  unsigned long long x;
82 
86  unsigned long long y;
87 };
88 
89 
93 static int global_ret;
94 
98 static const struct GNUNET_CONFIGURATION_Handle *cfg;
99 
104 
109 
113 static unsigned long long my_peerid;
114 
118 static unsigned long long anonymity_level;
119 
123 static unsigned long long replication_level;
124 
132 static char *publish_pattern;
133 
137 static struct Pattern *publish_head;
138 
142 static struct Pattern *publish_tail;
143 
152 static char *download_pattern;
153 
157 static struct Pattern *download_head;
158 
162 static struct Pattern *download_tail;
163 
164 
174 static int
176  struct Pattern **tail,
177  const char *pattern)
178 {
179  struct Pattern *p;
180  unsigned long long x;
181  unsigned long long y;
182  unsigned long long t;
183 
184  while (3 == sscanf(pattern,
185  "(%llu,%llu,%llu)",
186  &x, &y, &t))
187  {
188  p = GNUNET_new(struct Pattern);
189  p->x = x;
190  p->y = y;
191  p->delay.rel_value_us = (uint64_t)t;
192  GNUNET_CONTAINER_DLL_insert(*head, *tail, p);
193  pattern = strstr(pattern, ")");
194  GNUNET_assert(NULL != pattern);
195  pattern++;
196  }
197  return (0 == strlen(pattern)) ? GNUNET_OK : GNUNET_SYSERR;
198 }
199 
200 
207 static struct GNUNET_FS_Uri *
208 make_keywords(uint64_t kval)
209 {
210  char kw[128];
211 
212  GNUNET_snprintf(kw, sizeof(kw),
213  "%llu", (unsigned long long)kval);
214  return GNUNET_FS_uri_ksk_create(kw, NULL);
215 }
216 
217 
227 static struct GNUNET_FS_FileInformation *
228 make_file(uint64_t length,
229  uint64_t kval,
230  void *ctx)
231 {
232  struct GNUNET_FS_FileInformation *fi;
233  struct GNUNET_FS_BlockOptions bo;
234  char *data;
235  struct GNUNET_FS_Uri *keywords;
236  unsigned long long i;
237  uint64_t xor;
238 
239  data = NULL; /* to make compilers happy */
240  if ((0 != length) &&
241  (NULL == (data = GNUNET_malloc_large((size_t)length))))
242  return NULL;
243  /* initialize data with 'unique' data only depending on 'kval' and 'size',
244  making sure that blocks do not repeat */
245  for (i = 0; i < length; i += 8)
246  {
247  xor = length ^ kval ^ (uint64_t)(i / 32 / 1024);
248  GNUNET_memcpy(&data[i], &xor, GNUNET_MIN(length - i, sizeof(uint64_t)));
249  }
251  bo.anonymity_level = (uint32_t)anonymity_level;
252  bo.content_priority = 128;
253  bo.replication_level = (uint32_t)replication_level;
254  keywords = make_keywords(kval);
256  ctx,
257  length,
258  data, keywords,
259  NULL, GNUNET_NO, &bo);
260  GNUNET_FS_uri_destroy(keywords);
261  return fi;
262 }
263 
264 
270 static void
271 shutdown_task(void *cls)
272 {
273  struct Pattern *p;
274 
275  while (NULL != (p = publish_head))
276  {
277  if (NULL != p->task)
279  if (NULL != p->ctx)
281  GNUNET_CONTAINER_DLL_remove(publish_head, publish_tail, p);
282  GNUNET_free(p);
283  }
284  while (NULL != (p = download_head))
285  {
286  if (NULL != p->task)
288  if (NULL != p->stask)
290  if (NULL != p->ctx)
292  if (NULL != p->sctx)
294  GNUNET_CONTAINER_DLL_remove(download_head, download_tail, p);
295  GNUNET_free(p);
296  }
297  if (NULL != fs_handle)
298  {
299  GNUNET_FS_stop(fs_handle);
300  fs_handle = NULL;
301  }
302  if (NULL != stats_handle)
303  {
304  GNUNET_STATISTICS_destroy(stats_handle, GNUNET_YES);
305  stats_handle = NULL;
306  }
307 }
308 
309 
315 static void
317 {
318  struct Pattern *p = cls;
319 
320  p->task = NULL;
322 }
323 
324 
330 static void
332 {
333  struct Pattern *p = cls;
334 
335  p->task = NULL;
337 }
338 
339 
345 static void
347 {
348  struct Pattern *p = cls;
349 
350  p->stask = NULL;
352 }
353 
354 
370 static void *
371 progress_cb(void *cls,
372  const struct GNUNET_FS_ProgressInfo *info)
373 {
374  struct Pattern *p;
375  const struct GNUNET_FS_Uri *uri;
376 
377  switch (info->status)
378  {
381  p = info->value.publish.cctx;
382  return p;
383 
385  p = info->value.publish.cctx;
386  return p;
387 
390  "Publishing failed\n");
391  GNUNET_STATISTICS_update(stats_handle,
392  "# failed publish operations", 1, GNUNET_NO);
393  p = info->value.publish.cctx;
395  return p;
396 
398  p = info->value.publish.cctx;
399  GNUNET_STATISTICS_update(stats_handle,
400  "# publishing time (ms)",
402  GNUNET_NO);
404  return p;
405 
407  p = info->value.publish.cctx;
408  p->ctx = NULL;
409  GNUNET_CONTAINER_DLL_remove(publish_head, publish_tail, p);
410  GNUNET_free(p);
411  return NULL;
412 
417  p = info->value.download.cctx;
418  return p;
419 
422  "Download failed\n");
423  GNUNET_STATISTICS_update(stats_handle,
424  "# failed downloads", 1, GNUNET_NO);
425  p = info->value.download.cctx;
427  return p;
428 
430  p = info->value.download.cctx;
431  GNUNET_STATISTICS_update(stats_handle,
432  "# download time (ms)",
434  GNUNET_NO);
436  return p;
437 
439  p = info->value.download.cctx;
440  p->ctx = NULL;
441  if (NULL == p->sctx)
442  {
443  GNUNET_CONTAINER_DLL_remove(download_head, download_tail, p);
444  GNUNET_free(p);
445  }
446  return NULL;
447 
450  p = info->value.search.cctx;
451  return p;
452 
454  p = info->value.search.cctx;
455  uri = info->value.search.specifics.result.uri;
457  return NULL; /* not what we want */
458  if (p->y != GNUNET_FS_uri_chk_get_file_size(uri))
459  return NULL; /* not what we want */
460  GNUNET_STATISTICS_update(stats_handle,
461  "# search time (ms)",
463  GNUNET_NO);
465  p->ctx = GNUNET_FS_download_start(fs_handle, uri,
466  NULL, NULL, NULL,
470  p,
471  NULL);
473  return NULL;
474 
477  return NULL; /* don't care */
478 
481  "Search failed\n");
482  GNUNET_STATISTICS_update(stats_handle,
483  "# failed searches", 1, GNUNET_NO);
484  p = info->value.search.cctx;
486  return p;
487 
489  p = info->value.search.cctx;
490  p->sctx = NULL;
491  if (NULL == p->ctx)
492  {
493  GNUNET_CONTAINER_DLL_remove(download_head, download_tail, p);
494  GNUNET_free(p);
495  }
496  return NULL;
497 
498  default:
499  /* unexpected event during profiling */
500  GNUNET_break(0);
501  return NULL;
502  }
503 }
504 
505 
511 static void
512 start_publish(void *cls)
513 {
514  struct Pattern *p = cls;
515  struct GNUNET_FS_FileInformation *fi;
516 
517  p->task = NULL;
518  fi = make_file(p->x, p->y, p);
520  p->ctx = GNUNET_FS_publish_start(fs_handle,
521  fi,
522  NULL, NULL, NULL,
524 }
525 
526 
532 static void
533 start_download(void *cls)
534 {
535  struct Pattern *p = cls;
536  struct GNUNET_FS_Uri *keywords;
537 
538  p->task = NULL;
539  keywords = make_keywords(p->x);
541  p->sctx = GNUNET_FS_search_start(fs_handle, keywords,
544  p);
545 }
546 
547 
556 static void
557 run(void *cls, char *const *args GNUNET_UNUSED,
558  const char *cfgfile GNUNET_UNUSED,
559  const struct GNUNET_CONFIGURATION_Handle *cfg_)
560 {
561  char myoptname[128];
562  struct Pattern *p;
563 
564  cfg = cfg_;
565  /* Scheduled the task to clean up when shutdown is called */
567  NULL);
568 
569  if (GNUNET_OK !=
571  "TESTBED", "PEERID",
572  &my_peerid))
573  {
575  "TESTBED", "PEERID");
578  return;
579  }
580  if (GNUNET_OK !=
582  "FSPROFILER", "ANONYMITY_LEVEL",
583  &anonymity_level))
584  anonymity_level = 1;
585  if (GNUNET_OK !=
587  "FSPROFILER", "REPLICATION_LEVEL",
589  replication_level = 1;
590  GNUNET_snprintf(myoptname, sizeof(myoptname),
591  "DOWNLOAD-PATTERN-%u", my_peerid);
592  if (GNUNET_OK !=
594  "FSPROFILER", myoptname,
597  GNUNET_snprintf(myoptname, sizeof(myoptname),
598  "PUBLISH-PATTERN-%u", my_peerid);
599  if (GNUNET_OK !=
601  "FSPROFILER", myoptname,
602  &publish_pattern))
604  if ((GNUNET_OK !=
605  parse_pattern(&download_head,
606  &download_tail,
607  download_pattern)) ||
608  (GNUNET_OK !=
609  parse_pattern(&publish_head,
610  &publish_tail,
611  publish_pattern)))
612  {
614  return;
615  }
616 
617  stats_handle = GNUNET_STATISTICS_create("fsprofiler", cfg);
618  fs_handle =
619  GNUNET_FS_start(cfg,
620  "fsprofiler",
621  &progress_cb, NULL,
626  if (NULL == fs_handle)
627  {
628  GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Could not acquire FS handle. Exiting.\n");
631  return;
632  }
633  for (p = publish_head; NULL != p; p = p->next)
635  &start_publish, p);
636  for (p = download_head; NULL != p; p = p->next)
638  &start_download, p);
639 }
640 
641 
649 int
650 main(int argc, char *const *argv)
651 {
652  static const struct GNUNET_GETOPT_CommandLineOption options[] = {
654  };
655 
656  if (GNUNET_OK != GNUNET_STRINGS_get_utf8_args(argc, argv, &argc, &argv))
657  return 2;
658  return (GNUNET_OK ==
659  GNUNET_PROGRAM_run(argc, argv, "gnunet-daemon-fsprofiler",
661  ("Daemon to use file-sharing to measure its performance."),
662  options, &run, NULL)) ? global_ret : 1;
663 }
664 
665 /* end of gnunet-daemon-fsprofiler.c */
#define GNUNET_CONTAINER_DLL_remove(head, tail, element)
Remove an element from a DLL.
struct GNUNET_TIME_Absolute expiration_time
At what time should the block expire? Data blocks (DBLOCKS and IBLOCKS) may still be used even if the...
Notification that we have started this download.
struct GNUNET_SCHEDULER_Task * stask
Secondary task to run the operation.
No options (use defaults for everything).
static void * progress_cb(void *cls, const struct GNUNET_FS_ProgressInfo *info)
Notification of FS to a client about the progress of an operation.
static struct GNUNET_FS_Uri * make_keywords(uint64_t kval)
Create a KSK URI from a number.
void GNUNET_FS_publish_stop(struct GNUNET_FS_PublishContext *pc)
Stop an upload.
Definition: fs_publish.c:1555
static struct GNUNET_FS_FileInformation * make_file(uint64_t length, uint64_t kval, void *ctx)
Create a file of the given length with a deterministic amount of data to be published under keyword &#39;...
struct GNUNET_FS_ProgressInfo::@28::@31 search
Values for all "GNUNET_FS_STATUS_SEARCH_*" events.
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.
uint64_t rel_value_us
The actual value.
This search has yielded a result.
Last message from a search; this signals that there will be no further events associated with this se...
#define GNUNET_CONTAINER_DLL_insert(head, tail, element)
Insert an element at the head of a DLL.
Notification that we are making progress sharing a file structure.
void * ctx
Execution context for the pattern (FS-handle to the operation).
struct GNUNET_FS_PublishContext * GNUNET_FS_publish_start(struct GNUNET_FS_Handle *h, struct GNUNET_FS_FileInformation *fi, const struct GNUNET_CRYPTO_EcdsaPrivateKey *ns, const char *nid, const char *nuid, enum GNUNET_FS_PublishOptions options)
Publish a file or directory.
Definition: fs_publish.c:1428
int GNUNET_snprintf(char *buf, size_t size, const char *format,...)
Like snprintf, just aborts if the buffer is of insufficient size.
Event generated for each search result when the respective search is stopped.
#define GNUNET_UNUSED
gcc-ism to document unused arguments
struct GNUNET_SCHEDULER_Task * GNUNET_SCHEDULER_add_shutdown(GNUNET_SCHEDULER_TaskCallback task, void *task_cls)
Schedule a new task to be run on shutdown, that is when a CTRL-C signal is received, or when GNUNET_SCHEDULER_shutdown() is being invoked.
Definition: scheduler.c:1284
Master context for most FS operations.
Definition: fs_api.h:1056
unsigned long long y
Y-value.
struct GNUNET_STATISTICS_Handle * GNUNET_STATISTICS_create(const char *subsystem, const struct GNUNET_CONFIGURATION_Handle *cfg)
Get handle for the statistics service.
int GNUNET_STRINGS_get_utf8_args(int argc, char *const *argv, int *u8argc, char *const **u8argv)
Returns utf-8 encoded arguments.
Definition: strings.c:1439
static char * download_pattern
String describing which download operations this peer should perform.
struct GNUNET_TIME_Absolute GNUNET_TIME_relative_to_absolute(struct GNUNET_TIME_Relative rel)
Convert relative time to an absolute time in the future.
Definition: time.c:246
#define GNUNET_assert(cond)
Use this for fatal errors that cannot be handled.
struct GNUNET_TIME_Relative delay
With how much delay should this operation be started?
static struct Pattern * download_head
Head of the DLL of publish patterns.
struct GNUNET_FS_FileInformation * GNUNET_FS_file_information_create_from_data(struct GNUNET_FS_Handle *h, void *client_info, uint64_t length, void *data, const struct GNUNET_FS_Uri *keywords, const struct GNUNET_CONTAINER_MetaData *meta, int do_index, const struct GNUNET_FS_BlockOptions *bo)
Create an entry for a file in a publish-structure.
struct GNUNET_FS_ProgressInfo::@28::@30 download
Values for all "GNUNET_FS_STATUS_DOWNLOAD_*" events.
Last option in the VARARG list.
#define GNUNET_memcpy(dst, src, n)
Call memcpy() but check for n being 0 first.
First event generated when a client requests a search to begin or when a namespace result automatical...
#define GNUNET_NO
Definition: gnunet_common.h:78
#define GNUNET_OK
Named constants for return values.
Definition: gnunet_common.h:75
#define GNUNET_new(type)
Allocate a struct or union of the given type.
Definition of a command line option.
Information for a file or directory that is about to be published.
Definition: fs_api.h:219
static struct GNUNET_SCHEDULER_Task * t
Main task.
static int global_ret
Return value from &#39;main&#39;.
void GNUNET_STATISTICS_destroy(struct GNUNET_STATISTICS_Handle *h, int sync_first)
Destroy a handle (free all state associated with it).
void GNUNET_STATISTICS_update(struct GNUNET_STATISTICS_Handle *handle, const char *name, int64_t delta, int make_persistent)
Set statistic value for the peer.
We have discovered a new namespace.
void GNUNET_SCHEDULER_shutdown(void)
Request the shutdown of a scheduler.
Definition: scheduler.c:517
static const struct GNUNET_CONFIGURATION_Handle * cfg
Configuration we use.
Handle for the service.
void GNUNET_FS_stop(struct GNUNET_FS_Handle *h)
Close our connection with the file-sharing service.
Definition: fs_api.c:3215
#define GNUNET_malloc_large(size)
Wrapper around malloc.
#define GNUNET_strdup(a)
Wrapper around GNUNET_xstrdup_.
We use &#39;patterns&#39; of the form (x,y,t) to specify desired download/publish activities of a peer...
struct GNUNET_FS_DownloadContext * GNUNET_FS_download_start(struct GNUNET_FS_Handle *h, const struct GNUNET_FS_Uri *uri, const struct GNUNET_CONTAINER_MetaData *meta, const char *filename, const char *tempname, uint64_t offset, uint64_t length, uint32_t anonymity, enum GNUNET_FS_DownloadOptions options, void *cctx, struct GNUNET_FS_DownloadContext *parent)
Download parts of a file.
Definition: fs_download.c:2145
#define GNUNET_break(cond)
Use this for internal assertion violations that are not fatal (can be handled) but should not occur...
struct GNUNET_GETOPT_CommandLineOption GNUNET_GETOPT_OPTION_END
Definition: 002.c:13
struct GNUNET_FS_Handle * GNUNET_FS_start(const struct GNUNET_CONFIGURATION_Handle *cfg, const char *client_name, GNUNET_FS_ProgressCallback upcb, void *upcb_cls, enum GNUNET_FS_Flags flags,...)
Setup a connection to the file-sharing service.
Definition: fs_api.c:3140
No special flags set.
Notification that we have stopped the process of uploading a file structure; no futher events will be...
Do not append temporary data to the target file (for the IBlocks).
static struct GNUNET_FS_Uri * uri
Value of URI provided on command-line (when not publishing a file but just creating UBlocks to refer ...
uint32_t anonymity_level
At which anonymity level should the block be shared? (0: no anonymity, 1: normal GAP, >1: with cover traffic).
Notification that we have started to publish a file structure.
static unsigned long long anonymity_level
Desired anonymity level.
struct Pattern * next
Kept in a DLL.
static unsigned long long replication_level
Desired replication level.
static void publish_stop_task(void *cls)
Task run when a publish operation should be stopped.
Notification that this download completed.
static struct GNUNET_STATISTICS_Handle * stats_handle
Handle to the statistics service.
struct GNUNET_SCHEDULER_Task * GNUNET_SCHEDULER_add_delayed(struct GNUNET_TIME_Relative delay, GNUNET_SCHEDULER_TaskCallback task, void *task_cls)
Schedule a new task to be run with a specified delay.
Definition: scheduler.c:1237
char ** keywords
Keywords start with a &#39;+&#39; if they are mandatory (in which case the &#39;+&#39; is NOT part of the keyword) an...
Definition: fs_api.h:179
union GNUNET_FS_ProgressInfo::@28 value
Values that depend on the event type.
static struct GNUNET_OS_Process * p
Helper process we started.
Definition: gnunet-qr.c:59
Notification that we are making progress sharing a directory.
void GNUNET_log_config_missing(enum GNUNET_ErrorType kind, const char *section, const char *option)
Log error message about missing configuration option.
struct GNUNET_SCHEDULER_Task * task
Task to run the operation.
struct GNUNET_SCHEDULER_Task * GNUNET_SCHEDULER_add_now(GNUNET_SCHEDULER_TaskCallback task, void *task_cls)
Schedule a new task to be run as soon as possible.
Definition: scheduler.c:1264
enum GNUNET_FS_Status status
Specific status code (determines the event type).
int main(int argc, char *const *argv)
Program that performs various "random" FS activities.
struct GNUNET_FS_SearchContext * GNUNET_FS_search_start(struct GNUNET_FS_Handle *h, const struct GNUNET_FS_Uri *uri, uint32_t anonymity, enum GNUNET_FS_SearchOptions options, void *cctx)
Start search for content.
Definition: fs_search.c:1611
#define GNUNET_MIN(a, b)
Definition: gnunet_common.h:80
void GNUNET_FS_download_stop(struct GNUNET_FS_DownloadContext *dc, int do_delete)
Stop a download (aborts if download is incomplete).
Definition: fs_download.c:2332
struct GNUNET_FS_ProgressInfo::@28::@29 publish
Values for all "GNUNET_FS_STATUS_PUBLISH_*" events.
unsigned long long x
X-value.
static unsigned long long my_peerid
Unique number for this peer in the testbed.
void GNUNET_FS_uri_destroy(struct GNUNET_FS_Uri *uri)
Free URI.
Definition: fs_uri.c:675
struct GNUNET_TIME_Absolute start_time
When did the operation start?
struct GNUNET_TIME_Absolute GNUNET_TIME_absolute_get(void)
Get the current time.
Definition: time.c:118
int GNUNET_FS_uri_test_chk(const struct GNUNET_FS_Uri *uri)
Is this a file (or directory) URI?
Definition: fs_uri.c:1354
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.
Notification that this download is no longer actively being pursued (back in the queue).
#define GNUNET_SYSERR
Definition: gnunet_common.h:76
Notification about progress with this download.
Select the desired amount of parallelism (this option should be followed by an "unsigned int" giving ...
Notification that this download is now actively being pursued (as opposed to waiting in the queue)...
Settings for publishing a block (which may of course also apply to an entire directory or file)...
Notification that we completed sharing a file structure.
static struct GNUNET_FS_Handle * fs_handle
Peer&#39;s FS handle.
Maximum number of requests that should be pending at a given point in time (invidivual downloads may ...
static struct Pattern * publish_head
Head of the DLL of publish patterns.
static int parse_pattern(struct Pattern **head, struct Pattern **tail, const char *pattern)
Parse a pattern string and store the corresponding &#39;struct Pattern&#39; in the given head/tail.
#define GNUNET_TIME_UNIT_DAYS
One day.
static void start_download(void *cls)
Start download operation.
struct GNUNET_FS_Uri * GNUNET_FS_uri_ksk_create(const char *keywords, char **emsg)
Create an FS URI from a single user-supplied string of keywords.
Definition: fs_uri.c:1057
uint32_t replication_level
How often should we try to migrate the block to other peers? Only used if "CONTENT_PUSHING" is set to...
static void download_stop_task(void *cls)
Task run when a download operation should be stopped.
Notification that an error was encountered sharing a file structure.
static void search_stop_task(void *cls)
Task run when a download operation should be stopped.
uint64_t GNUNET_FS_uri_chk_get_file_size(const struct GNUNET_FS_Uri *uri)
What is the size of the file that this URI refers to?
Definition: fs_uri.c:1368
configuration data
Definition: configuration.c:83
static struct PendingResolutions * head
Head of list of pending resolution requests.
Definition: gnunet-ats.c:228
void * sctx
Secondary execution context for the pattern (FS-handle to the operation).
A Universal Resource Identifier (URI), opaque.
Definition: fs_api.h:162
struct GNUNET_TIME_Relative GNUNET_TIME_absolute_get_duration(struct GNUNET_TIME_Absolute whence)
Get the duration of an operation as the difference of the current time and the given start time "henc...
Definition: time.c:373
static void run(void *cls, char *const *args, const char *cfgfile, const struct GNUNET_CONFIGURATION_Handle *cfg_)
Main function that will be run by the scheduler.
#define GNUNET_log(kind,...)
Entry in list of pending tasks.
Definition: scheduler.c:131
uint32_t content_priority
How important is it for us to store the block? If we run out of space, the highest-priority, non-expired blocks will be kept.
static struct PendingResolutions * tail
Tail of list of pending resolution requests.
Definition: gnunet-ats.c:233
Signals a problem with this search.
int GNUNET_PROGRAM_run(int argc, char *const *argv, const char *binaryName, const char *binaryHelp, const struct GNUNET_GETOPT_CommandLineOption *options, GNUNET_PROGRAM_Main task, void *task_cls)
Run a standard GNUnet command startup sequence (initialize loggers and configuration, parse options).
Definition: program.c:367
We have additional data about the quality or availability of a search result.
Time for absolute times used by GNUnet, in microseconds.
#define GNUNET_YES
Definition: gnunet_common.h:77
static struct Pattern * publish_tail
Tail of the DLL of publish patterns.
No options (use defaults for everything).
Notification that this download was stopped (final event with respect to this action).
uint32_t data
The data value.
static char * publish_pattern
String describing which publishing operations this peer should perform.
struct Pattern * prev
Kept in a DLL.
void GNUNET_FS_search_stop(struct GNUNET_FS_SearchContext *sc)
Stop search for content.
Definition: fs_search.c:1770
Notification that this download encountered an error.
#define GNUNET_free(ptr)
Wrapper around free.
Argument given to the progress callback with information about what is going on.
Time for relative time used by GNUnet, in microseconds.
#define gettext_noop(String)
Definition: gettext.h:69
static void start_publish(void *cls)
Start publish operation.
void * GNUNET_SCHEDULER_cancel(struct GNUNET_SCHEDULER_Task *task)
Cancel the task with the specified identifier.
Definition: scheduler.c:956
static void shutdown_task(void *cls)
Task run during shutdown.
static struct Pattern * download_tail
Tail of the DLL of publish patterns.