GNUnet  0.11.x
plugin_rest_peerinfo.c
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1 /*
2  This file is part of GNUnet.
3  Copyright (C) 2012-2015 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  */
27 #include "platform.h"
28 #include "gnunet_rest_plugin.h"
31 #include "gnunet_rest_lib.h"
32 #include "gnunet_json_lib.h"
33 #include "microhttpd.h"
34 #include <jansson.h>
35 
39 #define GNUNET_REST_API_NS_PEERINFO "/peerinfo"
40 
44 #define GNUNET_REST_PEERINFO_PEER "peer"
45 
49 #define GNUNET_REST_PEERINFO_FRIEND "friend"
50 
54 #define GNUNET_REST_PEERINFO_ARRAY "array"
55 
59 #define GNUNET_REST_PEERINFO_ERROR_UNKNOWN "Unknown Error"
60 
64 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 5)
65 
69 
73 static char*allow_methods;
74 
78 struct Plugin
79 {
80  const struct GNUNET_CONFIGURATION_Handle *cfg;
81 };
82 
83 
87 struct AddressRecord
88 {
93 
97  struct GNUNET_TIME_Absolute expiration;
98 
102  char *result;
103 
107  struct PrintContext *pc;
108 };
109 
110 
114 struct PrintContext
115 {
119  struct PrintContext *next;
120 
124  struct PrintContext *prev;
125 
129  struct GNUNET_PeerIdentity peer;
130 
134  struct AddressRecord *address_list;
135 
139  unsigned int num_addresses;
140 
144  unsigned int address_list_size;
145 
149  unsigned int off;
150 
154  int friend_only;
155 
160 };
161 
165 static struct PrintContext *pc_head;
166 
170 static struct PrintContext *pc_tail;
171 
175 struct RequestHandle
176 {
180  json_t *temp_array;
181 
186 
190  const char *address;
191 
195  char *pubkey;
196 
200  json_t *response;
201 
206 
211 
215  struct GNUNET_REST_RequestHandle *rest_handle;
216 
221 
226 
231 
235  void *proc_cls;
236 
240  char *url;
241 
245  char *emsg;
246 
250  int response_code;
251 };
252 
253 
258 static void
259 cleanup_handle (void *cls)
260 {
261  struct RequestHandle *handle = cls;
262 
264  "Cleaning up\n");
265  if (NULL != handle->timeout_task)
266  {
268  handle->timeout_task = NULL;
269  }
270  if (NULL != handle->url)
271  GNUNET_free (handle->url);
272  if (NULL != handle->emsg)
273  GNUNET_free (handle->emsg);
274  if (NULL != handle->address)
275  GNUNET_free_nz ((char *) handle->address);
276  if (NULL != handle->expiration_str)
277  GNUNET_free (handle->expiration_str);
278  if (NULL != handle->pubkey)
279  GNUNET_free (handle->pubkey);
280 
281  if (NULL != handle->temp_array)
282  {
283  json_decref (handle->temp_array);
284  handle->temp_array = NULL;
285  }
286  if (NULL != handle->response)
287  {
288  json_decref (handle->response);
289  handle->response = NULL;
290  }
291 
292  if (NULL != handle->list_it)
293  {
295  handle->list_it = NULL;
296  }
297  if (NULL != handle->peerinfo_handle)
298  {
300  handle->peerinfo_handle = NULL;
301  }
302 
303  GNUNET_free (handle);
304 }
305 
306 
312 static void
313 do_error (void *cls)
314 {
315  struct RequestHandle *handle = cls;
316  struct MHD_Response *resp;
317  json_t *json_error = json_object ();
318  char *response;
319 
320  if (NULL == handle->emsg)
322 
323  json_object_set_new (json_error, "error", json_string (handle->emsg));
324 
325  if (0 == handle->response_code)
326  handle->response_code = MHD_HTTP_OK;
327  response = json_dumps (json_error, 0);
328  resp = GNUNET_REST_create_response (response);
329  MHD_add_response_header (resp, "Content-Type", "application/json");
330  handle->proc (handle->proc_cls, resp, handle->response_code);
331  json_decref (json_error);
332  GNUNET_free (response);
334 }
335 
336 
342 static void
344 {
345  struct RequestHandle *handle = cls;
346  char *result_str;
347  struct MHD_Response *resp;
348 
349  if (NULL == handle->response)
350  {
351  handle->response_code = MHD_HTTP_NOT_FOUND;
352  handle->emsg = GNUNET_strdup ("No peers found");
354  return;
355  }
356 
357  result_str = json_dumps (handle->response, 0);
358  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Result %s\n", result_str);
359  resp = GNUNET_REST_create_response (result_str);
360  MHD_add_response_header (resp, "Content-Type", "application/json");
361  handle->proc (handle->proc_cls, resp, MHD_HTTP_OK);
362  GNUNET_free (result_str);
364 }
365 
366 
375 static int
376 count_address (void *cls,
377  const struct GNUNET_HELLO_Address *address,
379 {
380  struct PrintContext *pc = cls;
381 
382  if (0 == GNUNET_TIME_absolute_get_remaining (expiration).rel_value_us)
383  {
384  return GNUNET_OK; /* ignore expired address */
385  }
386 
387  pc->off++;
388  return GNUNET_OK;
389 }
390 
391 
397 static void
399 {
400  struct RequestHandle *handle;
401  unsigned int i;
402  json_t *response_entry;
403  json_t *temp_array;
404  json_t *object;
405  json_t *address;
406  json_t *expires;
407  json_t *friend_and_peer_json;
408  char *friend_and_peer;
409 
410  temp_array = json_array ();
411  response_entry = json_object ();
412 
413  for (i = 0; i < pc->num_addresses; i++)
414  {
415  if (NULL != pc->address_list[i].result)
416  {
417  object = json_object ();
418  address = json_string (pc->address_list[i].result);
419  expires = json_string (
421  pc->address_list[i].expiration));
422  json_object_set (object, "address", address);
423  json_object_set (object, "expires", expires);
424 
425  json_decref (address);
426  json_decref (expires);
427 
428  json_array_append (temp_array, object);
429  json_decref (object);
431  }
432  }
433 
434  if (0 < json_array_size (temp_array))
435  {
436  GNUNET_asprintf (&friend_and_peer,
437  "%s%s",
438  (GNUNET_YES == pc->friend_only) ? "F2F:" : "",
439  GNUNET_i2s_full (&pc->peer));
440  friend_and_peer_json = json_string (friend_and_peer);
441  json_object_set (response_entry,
443  friend_and_peer_json);
444  json_object_set (response_entry,
446  temp_array);
447  json_array_append (pc->handle->response, response_entry);
448  json_decref (friend_and_peer_json);
449  GNUNET_free (friend_and_peer);
450  }
451 
452  json_decref (temp_array);
453  json_decref (response_entry);
454 
457  pc_tail,
458  pc);
459  handle = pc->handle;
460  GNUNET_free (pc);
461 
462  if ((NULL == pc_head) &&
463  (NULL == handle->list_it))
464  {
466  }
467 }
468 
469 
480 static void
482  const char *address,
483  int res)
484 {
485  struct AddressRecord *ar = cls;
486  struct PrintContext *pc = ar->pc;
487 
488  if (NULL != address)
489  {
490  if (0 != strlen (address))
491  {
492  if (NULL != ar->result)
493  GNUNET_free (ar->result);
494  ar->result = GNUNET_strdup (address);
495  }
496  return;
497  }
498  ar->atsc = NULL;
499  if (GNUNET_SYSERR == res)
501  _ ("Failure: Cannot convert address to string for peer `%s'\n"),
502  GNUNET_i2s (&ar->pc->peer));
503  pc->num_addresses++;
504  if (pc->num_addresses == pc->address_list_size)
505  dump_pc (ar->pc);
506 }
507 
508 
517 static int
518 print_address (void *cls,
519  const struct GNUNET_HELLO_Address *address,
521 {
522  struct PrintContext *pc = cls;
523  struct AddressRecord *ar;
524 
525  if (0 == GNUNET_TIME_absolute_get_remaining (expiration).rel_value_us)
526  {
527  return GNUNET_OK; /* ignore expired address */
528  }
529 
530  GNUNET_assert (0 < pc->off);
531  ar = &pc->address_list[--pc->off];
532  ar->pc = pc;
533  ar->expiration = expiration;
534  GNUNET_asprintf (&ar->result,
535  "%s:%u:%u",
536  address->transport_name,
537  address->address_length,
538  address->local_info);
540  address,
541  GNUNET_NO,
542  TIMEOUT,
544  ar);
545  return GNUNET_OK;
546 }
547 
548 
558 void
560  const struct GNUNET_PeerIdentity *peer,
561  const struct GNUNET_HELLO_Message *hello,
562  const char *err_msg)
563 {
564  struct RequestHandle *handle = cls;
565  struct PrintContext *pc;
566  int friend_only;
567 
568  if (NULL == handle->response)
569  {
570  handle->response = json_array ();
571  }
572 
573  if (NULL == peer)
574  {
575  handle->list_it = NULL;
576  handle->emsg = GNUNET_strdup ("Error in communication with peerinfo");
577  if (NULL != err_msg)
578  {
579  GNUNET_free (handle->emsg);
580  handle->emsg = GNUNET_strdup (err_msg);
581  handle->response_code = MHD_HTTP_INTERNAL_SERVER_ERROR;
582  }
583  if (NULL == pc_head)
585  return;
586  }
587  if (NULL == hello)
588  return;
589 
590  friend_only = GNUNET_NO;
591  if (NULL != hello)
592  friend_only = GNUNET_HELLO_is_friend_only (hello);
593 
594  pc = GNUNET_new (struct PrintContext);
596  pc_tail,
597  pc);
598  pc->peer = *peer;
599  pc->friend_only = friend_only;
600  pc->handle = handle;
602  GNUNET_NO,
603  &count_address,
604  pc);
605  if (0 == pc->off)
606  {
607  dump_pc (pc);
608  return;
609  }
610  pc->address_list_size = pc->off;
612  sizeof(struct AddressRecord) * pc->off);
614  GNUNET_NO,
615  &print_address,
616  pc);
617 }
618 
619 
627 void
629  const char*url,
630  void *cls)
631 {
632  struct RequestHandle *handle = cls;
633  struct GNUNET_HashCode key;
634  const struct GNUNET_PeerIdentity *specific_peer;
635  // GNUNET_PEER_Id peer_id;
637  char*include_friend_only_str;
638 
639  include_friend_only = GNUNET_NO;
642  &key);
643  if (GNUNET_YES
645  &key))
646  {
647  include_friend_only_str = GNUNET_CONTAINER_multihashmap_get (
648  con_handle->url_param_map, &key);
649  if (0 == strcmp (include_friend_only_str, "yes"))
650  {
651  include_friend_only = GNUNET_YES;
652  }
653  }
654 
655  specific_peer = NULL;
657  strlen (GNUNET_REST_PEERINFO_PEER),
658  &key);
659  if (GNUNET_YES
661  &key))
662  {
663  // peer_id = *(unsigned int*)GNUNET_CONTAINER_multihashmap_get (con_handle->url_param_map, &key);
664  // specific_peer = GNUNET_PEER_resolve2(peer_id);
665  }
666 
668  include_friend_only,
669  specific_peer,
671  handle);
672 }
673 
674 
682 static void
684  const char*url,
685  void *cls)
686 {
687  struct MHD_Response *resp;
688  struct RequestHandle *handle = cls;
689 
690  // independent of path return all options
691  resp = GNUNET_REST_create_response (NULL);
692  MHD_add_response_header (resp,
693  "Access-Control-Allow-Methods",
694  allow_methods);
695  handle->proc (handle->proc_cls, resp, MHD_HTTP_OK);
697  return;
698 }
699 
700 
706 static void
708 {
710  static const struct GNUNET_REST_RequestHandler handlers[] = {
711  { MHD_HTTP_METHOD_GET, GNUNET_REST_API_NS_PEERINFO, &peerinfo_get },
712  { MHD_HTTP_METHOD_OPTIONS, GNUNET_REST_API_NS_PEERINFO, &options_cont },
714  };
715 
717  handlers,
718  &err,
719  handle))
720  {
721  handle->response_code = err.error_code;
723  }
724 }
725 
726 
738 static void
741  void *proc_cls)
742 {
743  struct RequestHandle *handle = GNUNET_new (struct RequestHandle);
744 
745  handle->response_code = 0;
747  60);
748  handle->proc_cls = proc_cls;
749  handle->proc = proc;
750  handle->rest_handle = rest_handle;
751 
752  handle->url = GNUNET_strdup (rest_handle->url);
753  if (handle->url[strlen (handle->url) - 1] == '/')
754  handle->url[strlen (handle->url) - 1] = '\0';
755  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Connecting...\n");
757  init_cont (handle);
758  handle->timeout_task =
760  &do_error,
761  handle);
762 
763  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Connected\n");
764 }
765 
766 
773 void *
775 {
776  static struct Plugin plugin;
777  struct GNUNET_REST_Plugin *api;
778 
779  cfg = cls;
780  if (NULL != plugin.cfg)
781  return NULL; /* can only initialize once! */
782  memset (&plugin, 0, sizeof(struct Plugin));
783  plugin.cfg = cfg;
784  api = GNUNET_new (struct GNUNET_REST_Plugin);
785  api->cls = &plugin;
789  "%s, %s, %s, %s, %s",
790  MHD_HTTP_METHOD_GET,
791  MHD_HTTP_METHOD_POST,
792  MHD_HTTP_METHOD_PUT,
793  MHD_HTTP_METHOD_DELETE,
794  MHD_HTTP_METHOD_OPTIONS);
795 
797  _ ("Peerinfo REST API initialized\n"));
798  return api;
799 }
800 
801 
808 void *
810 {
811  struct GNUNET_REST_Plugin *api = cls;
812  struct Plugin *plugin = api->cls;
813 
814  plugin->cfg = NULL;
815 
817  GNUNET_free (api);
819  "Peerinfo REST plugin is finished\n");
820  return NULL;
821 }
822 
823 
824 /* end of plugin_rest_peerinfo.c */
#define GNUNET_CONTAINER_DLL_remove(head, tail, element)
Remove an element from a DLL.
size_t address_length
Number of bytes in address.
enum GNUNET_HELLO_AddressInfo local_info
Extended information about address.
void(* GNUNET_REST_ResultProcessor)(void *cls, struct MHD_Response *resp, int status)
Iterator called on obtained result for a REST result.
void peerinfo_list_iteration(void *cls, const struct GNUNET_PeerIdentity *peer, const struct GNUNET_HELLO_Message *hello, const char *err_msg)
Callback that processes each of the known HELLOs for the iteration response construction.
struct GNUNET_PeerIdentity peer
Identity of the peer.
Handle to the peerinfo service.
Definition: peerinfo_api.c:84
A HELLO message is used to exchange information about transports with other peers.
struct GNUNET_PEERINFO_IteratorContext * list_it
Handle to PEERINFO it.
#define GNUNET_CONTAINER_DLL_insert(head, tail, element)
Insert an element at the head of a DLL.
struct GNUNET_PEERINFO_Handle * peerinfo_handle
Handle to PEERINFO.
static char * allow_methods
HTTP methods allows for this plugin.
functions to parse JSON objects into GNUnet objects
struct GNUNET_PEERINFO_Handle * GNUNET_PEERINFO_connect(const struct GNUNET_CONFIGURATION_Handle *cfg)
Connect to the peerinfo service.
Definition: peerinfo_api.c:130
void * cls
The closure of the plugin.
struct PrintContext * pc
Print context this address record belongs to.
GNUNET_REST_ResultProcessor proc
The plugin result processor.
Structure we use to collect printable address information.
#define GNUNET_assert(cond)
Use this for fatal errors that cannot be handled.
#define GNUNET_TIME_UNIT_SECONDS
One second.
void peerinfo_get(struct GNUNET_REST_RequestHandle *con_handle, const char *url, void *cls)
Handle peerinfo GET request.
const struct GNUNET_CONFIGURATION_Handle * cfg
Our configuration.
struct returned by the initialization function of the plugin
static int include_friend_only
Option &#39;-f&#39;.
const char * GNUNET_i2s_full(const struct GNUNET_PeerIdentity *pid)
Convert a peer identity to a string (for printing debug messages).
void * libgnunet_plugin_rest_peerinfo_init(void *cls)
Entry point for the plugin.
#define GNUNET_new(type)
Allocate a struct or union of the given type.
void(* proc)(struct GNUNET_REST_RequestHandle *handle, const char *url, void *cls)
Namespace to handle.
int GNUNET_CONTAINER_multihashmap_contains(const struct GNUNET_CONTAINER_MultiHashMap *map, const struct GNUNET_HashCode *key)
Check if the map contains any value under the given key (including values that are NULL)...
void(* process_request)(struct GNUNET_REST_RequestHandle *handle, GNUNET_REST_ResultProcessor proc, void *proc_cls)
Function to process a REST call.
struct PrintContext * next
Kept in DLL.
#define GNUNET_strdup(a)
Wrapper around GNUNET_xstrdup_.
void * proc_cls
The closure of the result processor.
Context for an iteration request.
Definition: peerinfo_api.c:37
#define GNUNET_REST_HANDLER_END
struct GNUNET_BLOCK_PluginFunctions * api
Plugin API.
Definition: block.c:47
The request handle.
void * GNUNET_CONTAINER_multihashmap_get(const struct GNUNET_CONTAINER_MultiHashMap *map, const struct GNUNET_HashCode *key)
Given a key find a value in the map matching the key.
#define _(String)
GNU gettext support macro.
Definition: platform.h:184
struct GNUNET_PEERINFO_IteratorContext * GNUNET_PEERINFO_iterate(struct GNUNET_PEERINFO_Handle *h, int include_friend_only, const struct GNUNET_PeerIdentity *peer, GNUNET_PEERINFO_Processor callback, void *callback_cls)
Call a method for each known matching host.
Definition: peerinfo_api.c:487
#define GNUNET_REST_API_NS_PEERINFO
Peerinfo Namespace.
unsigned int num_addresses
Number of completed addresses in address_list.
struct GNUNET_NAMESTORE_ZoneIterator * list_it
Handle to NAMESTORE it.
int GNUNET_asprintf(char **buf, const char *format,...)
Like asprintf, just portable.
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:1269
void GNUNET_PEERINFO_iterate_cancel(struct GNUNET_PEERINFO_IteratorContext *ic)
Cancel an iteration over peer information.
Definition: peerinfo_api.c:520
static struct GNUNET_TIME_Relative timeout
Desired timeout for the lookup (default is no timeout).
Definition: gnunet-abd.c:61
Record we keep for each printable address.
static int print_address(void *cls, const struct GNUNET_HELLO_Address *address, struct GNUNET_TIME_Absolute expiration)
Iterator callback to go over all addresses.
char * emsg
Error response message.
#define GNUNET_REST_PEERINFO_ERROR_UNKNOWN
Error message Unknown Error.
struct GNUNET_CONTAINER_MultiHashMap * url_param_map
Map of url parameters.
static void peerinfo_list_finished(void *cls)
Function that assembles the response.
struct GNUNET_HELLO_Message * GNUNET_HELLO_iterate_addresses(const struct GNUNET_HELLO_Message *msg, int return_modified, GNUNET_HELLO_AddressIterator it, void *it_cls)
Iterate over all of the addresses in the HELLO.
Definition: hello.c:254
void GNUNET_CRYPTO_hash(const void *block, size_t size, struct GNUNET_HashCode *ret)
Compute hash of a given block.
Definition: crypto_hash.c:48
const char * url
The url as string.
static void init_cont(struct RequestHandle *handle)
Handle rest request.
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:1296
char * name
Plugin name.
struct GNUNET_TIME_Relative timeout
Desired timeout for the lookup (default is no timeout).
const char * transport_name
Name of the transport plugin enabling the communication using this address.
static struct GNUNET_DNS_Handle * handle
Handle to transport service.
static int result
Global testing status.
struct GNUNET_TIME_Relative GNUNET_TIME_relative_multiply(struct GNUNET_TIME_Relative rel, unsigned long long factor)
Multiply relative time by a given factor.
Definition: time.c:442
int GNUNET_REST_handle_request(struct GNUNET_REST_RequestHandle *conn, const struct GNUNET_REST_RequestHandler *handlers, struct GNUNET_REST_RequestHandlerError *err, void *cls)
Definition: rest.c:77
struct GNUNET_REST_RequestHandle * rest_handle
Rest connection.
A 512-bit hashcode.
int response_code
Response code.
static char * expiration
Credential TTL.
Definition: gnunet-abd.c:96
struct PrintContext * prev
Kept in DLL.
static int res
static char * plugin
Solver plugin name as string.
struct GNUNET_TIME_Absolute expiration
Address expiration time.
#define GNUNET_REST_PEERINFO_ARRAY
Peerinfo parameter array.
#define GNUNET_free_nz(ptr)
Wrapper around free.
static void process_resolved_address(void *cls, const char *address, int res)
Function to call with a human-readable format of an address.
struct GNUNET_TESTBED_Peer * peer
The peer associated with this model.
json_t * response
JSON response.
struct GNUNET_TRANSPORT_AddressToStringContext * GNUNET_TRANSPORT_address_to_string(const struct GNUNET_CONFIGURATION_Handle *cfg, const struct GNUNET_HELLO_Address *address, int numeric, struct GNUNET_TIME_Relative timeout, GNUNET_TRANSPORT_AddressToStringCallback aluc, void *aluc_cls)
Convert a binary address into a human readable address.
int GNUNET_HELLO_is_friend_only(const struct GNUNET_HELLO_Message *h)
Return HELLO type.
Definition: hello.c:89
static struct GNUNET_SCHEDULER_Task * timeout_task
Task to be run on timeout.
Definition: gnunet-arm.c:124
struct GNUNET_TRANSPORT_AddressToStringContext * atsc
Current address-to-string context (if active, otherwise NULL).
static void cleanup_handle(void *cls)
Cleanup lookup handle.
#define GNUNET_REST_PEERINFO_PEER
Peerinfo parameter peer.
char * result
Printable address.
The identity of the host (wraps the signing key of the peer).
static struct GNUNET_FS_PublishContext * pc
Handle to FS-publishing operation.
static struct PrintContext * pc_head
Head of list of print contexts.
void * libgnunet_plugin_rest_peerinfo_done(void *cls)
Exit point from the plugin.
unsigned int off
Current offset in address_list (counted down).
configuration data
Definition: configuration.c:84
Handle for a plugin.
Definition: block.c:37
struct GNUNET_SCHEDULER_Task * timeout_task
ID of a task associated with the resolution process.
struct MHD_Response * GNUNET_REST_create_response(const char *data)
Create REST MHD response.
Definition: rest.c:57
char * expiration_str
Expiration time string.
An address for communicating with a peer.
json_t * temp_array
JSON temporary array.
#define GNUNET_log(kind,...)
Entry in list of pending tasks.
Definition: scheduler.c:134
#define TIMEOUT
How long until we time out during address lookup?
void GNUNET_PEERINFO_disconnect(struct GNUNET_PEERINFO_Handle *h)
Disconnect from the peerinfo service.
Definition: peerinfo_api.c:156
static struct MHD_Response * response
Our canonical response.
struct GNUNET_TIME_Relative GNUNET_TIME_absolute_get_remaining(struct GNUNET_TIME_Absolute future)
Given a timestamp in the future, how much time remains until then?
Definition: time.c:331
static void rest_process_request(struct GNUNET_REST_RequestHandle *rest_handle, GNUNET_REST_ResultProcessor proc, void *proc_cls)
Function processing the REST call.
Time for absolute times used by GNUnet, in microseconds.
static void options_cont(struct GNUNET_REST_RequestHandle *con_handle, const char *url, void *cls)
Respond to OPTIONS request.
int friend_only
Hello was friend only, GNUNET_YES or GNUNET_NO.
struct AddressRecord * address_list
List of printable addresses.
const char * GNUNET_STRINGS_absolute_time_to_string(struct GNUNET_TIME_Absolute t)
Like asctime, except for GNUnet time.
Definition: strings.c:756
static int count_address(void *cls, const struct GNUNET_HELLO_Address *address, struct GNUNET_TIME_Absolute expiration)
Iterator callback to go over all addresses and count them.
static void dump_pc(struct PrintContext *pc)
Print the collected address information to the console and free pc.
unsigned int address_list_size
Number of addresses allocated in address_list.
const char * address
Address string.
const struct GNUNET_CONFIGURATION_Handle * cfg
The configuration handle.
static char * address
GNS address for this phone.
struct RequestHandle * handle
RequestHandle.
const char * GNUNET_i2s(const struct GNUNET_PeerIdentity *pid)
Convert a peer identity to a string (for printing debug messages).
#define GNUNET_malloc(size)
Wrapper around malloc.
#define GNUNET_REST_PEERINFO_FRIEND
Peerinfo parameter friend.
char * pubkey
Iteration peer public key.
static struct PrintContext * pc_tail
Tail of list of print contexts.
#define GNUNET_free(ptr)
Wrapper around free.
Time for relative time used by GNUnet, in microseconds.
static void do_error(void *cls)
Task run on errors.
void * GNUNET_SCHEDULER_cancel(struct GNUNET_SCHEDULER_Task *task)
Cancel the task with the specified identifier.
Definition: scheduler.c:972
char * url
The url.