GNUnet  0.11.x
Data Structures | Macros | Functions
setu_api.c File Reference
#include "platform.h"
#include "gnunet_util_lib.h"
#include "gnunet_protocols.h"
#include "gnunet_setu_service.h"
#include "setu.h"
Include dependency graph for setu_api.c:

Go to the source code of this file.

Data Structures

struct  GNUNET_SETU_Handle
 Opaque handle to a set. More...
 
struct  GNUNET_SETU_Request
 Handle for a set operation request from another peer. More...
 
struct  GNUNET_SETU_OperationHandle
 Handle to an operation. More...
 
struct  GNUNET_SETU_ListenHandle
 Opaque handle to a listen operation. More...
 

Macros

#define LOG(kind, ...)   GNUNET_log_from (kind, "set-api", __VA_ARGS__)
 

Functions

static int check_result (void *cls, const struct GNUNET_SETU_ResultMessage *msg)
 Check that the given msg is well-formed. More...
 
static void handle_result (void *cls, const struct GNUNET_SETU_ResultMessage *msg)
 Handle result message for a set operation. More...
 
static void set_operation_destroy (struct GNUNET_SETU_OperationHandle *oh)
 Destroy the given set operation. More...
 
void GNUNET_SETU_operation_cancel (struct GNUNET_SETU_OperationHandle *oh)
 Cancel the given set operation. More...
 
static void handle_client_set_error (void *cls, enum GNUNET_MQ_Error error)
 We encountered an error communicating with the set service while performing a set operation. More...
 
struct GNUNET_SETU_HandleGNUNET_SETU_create (const struct GNUNET_CONFIGURATION_Handle *cfg)
 Create an empty set, supporting the specified operation. More...
 
int GNUNET_SETU_add_element (struct GNUNET_SETU_Handle *set, const struct GNUNET_SETU_Element *element, GNUNET_SCHEDULER_TaskCallback cb, void *cb_cls)
 Add an element to the given set. More...
 
void GNUNET_SETU_destroy (struct GNUNET_SETU_Handle *set)
 Destroy the set handle if no operations are left, mark the set for destruction otherwise. More...
 
struct GNUNET_SETU_OperationHandleGNUNET_SETU_prepare (const struct GNUNET_PeerIdentity *other_peer, const struct GNUNET_HashCode *app_id, const struct GNUNET_MessageHeader *context_msg, const struct GNUNET_SETU_Option options[], GNUNET_SETU_ResultIterator result_cb, void *result_cls)
 Prepare a set operation to be evaluated with another peer. More...
 
static void listen_connect (void *cls)
 Connect to the set service in order to listen for requests. More...
 
static int check_request (void *cls, const struct GNUNET_SETU_RequestMessage *msg)
 Check validity of request message for a listen operation. More...
 
static void handle_request (void *cls, const struct GNUNET_SETU_RequestMessage *msg)
 Handle request message for a listen operation. More...
 
static void handle_client_listener_error (void *cls, enum GNUNET_MQ_Error error)
 Our connection with the set service encountered an error, re-initialize with exponential back-off. More...
 
struct GNUNET_SETU_ListenHandleGNUNET_SETU_listen (const struct GNUNET_CONFIGURATION_Handle *cfg, const struct GNUNET_HashCode *app_id, GNUNET_SETU_ListenCallback listen_cb, void *listen_cls)
 Wait for set operation requests for the given application id. More...
 
void GNUNET_SETU_listen_cancel (struct GNUNET_SETU_ListenHandle *lh)
 Cancel the given listen operation. More...
 
struct GNUNET_SETU_OperationHandleGNUNET_SETU_accept (struct GNUNET_SETU_Request *request, const struct GNUNET_SETU_Option options[], GNUNET_SETU_ResultIterator result_cb, void *result_cls)
 Accept a request we got via GNUNET_SETU_listen. More...
 
int GNUNET_SETU_commit (struct GNUNET_SETU_OperationHandle *oh, struct GNUNET_SETU_Handle *set)
 Commit a set to be used with a set operation. More...
 
void GNUNET_SETU_element_hash (const struct GNUNET_SETU_Element *element, struct GNUNET_HashCode *ret_hash)
 Hash a set element. More...
 

Macro Definition Documentation

◆ LOG

#define LOG (   kind,
  ... 
)    GNUNET_log_from (kind, "set-api", __VA_ARGS__)

Function Documentation

◆ check_result()

static int check_result ( void *  cls,
const struct GNUNET_SETU_ResultMessage msg 
)
static

Check that the given msg is well-formed.

Parameters
clsclosure
msgmessage to check
Returns
GNUNET_OK if message is well-formed

Definition at line 195 of file setu_api.c.

References GNUNET_OK.

197 {
198  /* minimum size was already checked, everything else is OK! */
199  return GNUNET_OK;
200 }

◆ handle_result()

static void handle_result ( void *  cls,
const struct GNUNET_SETU_ResultMessage msg 
)
static

Handle result message for a set operation.

Parameters
clsthe set
mhthe message

Definition at line 210 of file setu_api.c.

References GNUNET_SETU_ResultMessage::current_size, GNUNET_SETU_Element::data, GNUNET_SETU_Element::element_type, GNUNET_SETU_ResultMessage::element_type, GNUNET_assert, GNUNET_CONTAINER_DLL_remove, GNUNET_ERROR_TYPE_DEBUG, GNUNET_free, GNUNET_log, GNUNET_MQ_assoc_get(), GNUNET_MQ_assoc_remove(), GNUNET_ntohll(), GNUNET_SETU_destroy(), GNUNET_SETU_STATUS_ADD_LOCAL, GNUNET_SETU_STATUS_ADD_REMOTE, GNUNET_SETU_STATUS_DONE, GNUNET_SETU_STATUS_FAILURE, GNUNET_YES, GNUNET_SETU_ResultMessage::header, LOG, oh, GNUNET_SETU_ResultMessage::request_id, GNUNET_SETU_OperationHandle::result_cb, GNUNET_SETU_OperationHandle::result_cls, GNUNET_SETU_ResultMessage::result_status, GNUNET_SETU_Element::size, and GNUNET_MessageHeader::size.

212 {
213  struct GNUNET_SETU_Handle *set = cls;
215  struct GNUNET_SETU_Element e;
216  enum GNUNET_SETU_Status result_status;
217  int destroy_set;
218 
219  GNUNET_assert (NULL != set->mq);
220  result_status = (enum GNUNET_SETU_Status) ntohs (msg->result_status);
222  "Got result message with status %d\n",
223  result_status);
224  oh = GNUNET_MQ_assoc_get (set->mq,
225  ntohl (msg->request_id));
226  if (NULL == oh)
227  {
228  /* 'oh' can be NULL if we canceled the operation, but the service
229  did not get the cancel message yet. */
231  "Ignoring result from canceled operation\n");
232  return;
233  }
234 
235  switch (result_status)
236  {
239  e.data = &msg[1];
240  e.size = ntohs (msg->header.size)
241  - sizeof(struct GNUNET_SETU_ResultMessage);
242  e.element_type = ntohs (msg->element_type);
243  if (NULL != oh->result_cb)
244  oh->result_cb (oh->result_cls,
245  &e,
247  result_status);
248  return;
252  "Treating result as final status\n");
253  GNUNET_MQ_assoc_remove (set->mq,
254  ntohl (msg->request_id));
255  GNUNET_CONTAINER_DLL_remove (set->ops_head,
256  set->ops_tail,
257  oh);
258  /* Need to do this calculation _before_ the result callback,
259  as IF the application still has a valid set handle, it
260  may trigger destruction of the set during the callback. */
261  destroy_set = (GNUNET_YES == set->destroy_requested) &&
262  (NULL == set->ops_head);
263  if (NULL != oh->result_cb)
264  {
265  oh->result_cb (oh->result_cls,
266  NULL,
268  result_status);
269  }
270  else
271  {
273  "No callback for final status\n");
274  }
275  if (destroy_set)
276  GNUNET_SETU_destroy (set);
277  GNUNET_free (oh);
278  return;
279  }
280 }
#define GNUNET_CONTAINER_DLL_remove(head, tail, element)
Remove an element from a DLL.
struct GNUNET_MessageHeader header
Type: GNUNET_MESSAGE_TYPE_SETU_RESULT.
Definition: setu.h:244
#define GNUNET_assert(cond)
Use this for fatal errors that cannot be handled.
static struct Experiment * e
void * result_cls
Closure for result_cb.
Definition: setu_api.c:104
uint32_t request_id
id the result belongs to
Definition: setu.h:254
uint16_t size
The length of the struct (in bytes, including the length field itself), in big-endian format...
uint16_t element_type
Type of the element attachted to the message, if any.
Definition: setu.h:265
#define LOG(kind,...)
Definition: setu_api.c:33
The other peer refused to do the operation with us, or something went wrong.
GNUNET_SETU_Status
Status for the result callback.
Opaque handle to a set.
Definition: setu_api.c:38
static struct GNUNET_TRANSPORT_OfferHelloHandle * oh
Active HELLO offering to transport service.
Success, all elements have been sent (and received).
Element should be added to the result set of the local peer, i.e.
uint16_t result_status
Was the evaluation successful? Contains an enum GNUNET_SETU_Status in NBO.
Definition: setu.h:260
Handle to an operation.
Definition: setu_api.c:93
GNUNET_SETU_ResultIterator result_cb
Function to be called when we have a result, or an error.
Definition: setu_api.c:99
uint64_t current_size
Current set size.
Definition: setu.h:249
void GNUNET_SETU_destroy(struct GNUNET_SETU_Handle *set)
Destroy the set handle if no operations are left, mark the set for destruction otherwise.
Definition: setu_api.c:470
Message sent by the service to the client to indicate an element that is removed (set intersection) o...
Definition: setu.h:239
Element should be added to the result set of the remote peer, i.e.
void * GNUNET_MQ_assoc_remove(struct GNUNET_MQ_Handle *mq, uint32_t request_id)
Remove the association for a request_id.
Definition: mq.c:765
#define GNUNET_log(kind,...)
uint64_t GNUNET_ntohll(uint64_t n)
Convert unsigned 64-bit integer to host byte order.
Definition: common_endian.c:53
#define GNUNET_free(ptr)
Wrapper around free.
void * GNUNET_MQ_assoc_get(struct GNUNET_MQ_Handle *mq, uint32_t request_id)
Get the data associated with a request_id in a queue.
Definition: mq.c:749
Element stored in a set.
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◆ set_operation_destroy()

static void set_operation_destroy ( struct GNUNET_SETU_OperationHandle oh)
static

Destroy the given set operation.

Parameters
ohset operation to destroy

Definition at line 289 of file setu_api.c.

References GNUNET_SETU_OperationHandle::conclude_mqm, GNUNET_assert, GNUNET_CONTAINER_DLL_remove, GNUNET_free, GNUNET_MQ_assoc_remove(), GNUNET_MQ_discard(), GNUNET_SETU_Handle::mq, GNUNET_SETU_Handle::ops_head, GNUNET_SETU_Handle::ops_tail, GNUNET_SETU_OperationHandle::request_id, and GNUNET_SETU_OperationHandle::set.

Referenced by GNUNET_SETU_operation_cancel(), and handle_client_set_error().

290 {
291  struct GNUNET_SETU_Handle *set = oh->set;
292  struct GNUNET_SETU_OperationHandle *h_assoc;
293 
294  if (NULL != oh->conclude_mqm)
296  /* is the operation already commited? */
297  if (NULL != set)
298  {
300  set->ops_tail,
301  oh);
302  h_assoc = GNUNET_MQ_assoc_remove (set->mq,
303  oh->request_id);
304  GNUNET_assert ((NULL == h_assoc) ||
305  (h_assoc == oh));
306  }
307  GNUNET_free (oh);
308 }
#define GNUNET_CONTAINER_DLL_remove(head, tail, element)
Remove an element from a DLL.
struct GNUNET_SETU_Handle * set
Local set used for the operation, NULL if no set has been provided by conclude yet.
Definition: setu_api.c:110
#define GNUNET_assert(cond)
Use this for fatal errors that cannot be handled.
struct GNUNET_MQ_Handle * mq
Message queue for client.
Definition: setu_api.c:43
struct GNUNET_MQ_Envelope * conclude_mqm
Message sent to the server on calling conclude, NULL if conclude has been called. ...
Definition: setu_api.c:116
Opaque handle to a set.
Definition: setu_api.c:38
Handle to an operation.
Definition: setu_api.c:93
void GNUNET_MQ_discard(struct GNUNET_MQ_Envelope *mqm)
Discard the message queue message, free all allocated resources.
Definition: mq.c:323
void * GNUNET_MQ_assoc_remove(struct GNUNET_MQ_Handle *mq, uint32_t request_id)
Remove the association for a request_id.
Definition: mq.c:765
struct GNUNET_SETU_OperationHandle * ops_tail
Linked list of operations on the set.
Definition: setu_api.c:53
uint32_t request_id
Request ID to identify the operation within the set.
Definition: setu_api.c:137
#define GNUNET_free(ptr)
Wrapper around free.
struct GNUNET_SETU_OperationHandle * ops_head
Linked list of operations on the set.
Definition: setu_api.c:48
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◆ handle_client_set_error()

static void handle_client_set_error ( void *  cls,
enum GNUNET_MQ_Error  error 
)
static

We encountered an error communicating with the set service while performing a set operation.

Report to the application.

Parameters
clsthe struct GNUNET_SETU_Handle
errorerror code

Definition at line 353 of file setu_api.c.

References GNUNET_ERROR_TYPE_ERROR, GNUNET_NO, GNUNET_SETU_STATUS_FAILURE, GNUNET_YES, LOG, and set_operation_destroy().

Referenced by GNUNET_SETU_create().

355 {
356  struct GNUNET_SETU_Handle *set = cls;
357 
359  "Handling client set error %d\n",
360  error);
361  while (NULL != set->ops_head)
362  {
363  if ((NULL != set->ops_head->result_cb) &&
364  (GNUNET_NO == set->destroy_requested))
365  set->ops_head->result_cb (set->ops_head->result_cls,
366  NULL,
367  0,
369  set_operation_destroy (set->ops_head);
370  }
371  set->invalid = GNUNET_YES;
372 }
#define LOG(kind,...)
Definition: setu_api.c:33
The other peer refused to do the operation with us, or something went wrong.
Opaque handle to a set.
Definition: setu_api.c:38
static void set_operation_destroy(struct GNUNET_SETU_OperationHandle *oh)
Destroy the given set operation.
Definition: setu_api.c:289
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◆ listen_connect()

static void listen_connect ( void *  cls)
static

Connect to the set service in order to listen for requests.

Parameters
clsthe struct GNUNET_SETU_ListenHandle * to connect

Definition at line 666 of file setu_api.c.

References GNUNET_SETU_ListenMessage::app_id, GNUNET_SETU_ListenHandle::app_id, GNUNET_SETU_ListenHandle::cfg, GNUNET_assert, GNUNET_CLIENT_connect(), GNUNET_MESSAGE_TYPE_SETU_LISTEN, GNUNET_MESSAGE_TYPE_SETU_REQUEST, GNUNET_MQ_handler_end, GNUNET_MQ_hd_var_size, GNUNET_MQ_msg, GNUNET_MQ_send(), handle_client_listener_error(), GNUNET_SETU_ListenHandle::mq, msg, GNUNET_SETU_ListenHandle::reconnect_task, and request.

Referenced by GNUNET_SETU_listen(), GNUNET_SETU_prepare(), and handle_client_listener_error().

667 {
668  struct GNUNET_SETU_ListenHandle *lh = cls;
669  struct GNUNET_MQ_MessageHandler mq_handlers[] = {
673  lh),
675  };
676  struct GNUNET_MQ_Envelope *mqm;
678 
679  lh->reconnect_task = NULL;
680  GNUNET_assert (NULL == lh->mq);
681  lh->mq = GNUNET_CLIENT_connect (lh->cfg,
682  "setu",
683  mq_handlers,
685  lh);
686  if (NULL == lh->mq)
687  return;
688  mqm = GNUNET_MQ_msg (msg,
690  msg->app_id = lh->app_id;
691  GNUNET_MQ_send (lh->mq,
692  mqm);
693 }
struct GNUNET_MQ_Handle * mq
Message queue for the client.
Definition: setu_api.c:149
Message sent by the client to the service to start listening for incoming requests to perform a certa...
Definition: setu.h:55
#define GNUNET_MESSAGE_TYPE_SETU_REQUEST
Notify the client of an incoming request from a remote peer.
struct GNUNET_SCHEDULER_Task * reconnect_task
Task for reconnecting when the listener fails.
Definition: setu_api.c:182
struct GNUNET_MessageHeader * msg
Definition: 005.c:2
static struct GNUNET_VPN_RedirectionRequest * request
Opaque redirection request handle.
Definition: gnunet-vpn.c:41
struct GNUNET_MQ_Handle * GNUNET_CLIENT_connect(const struct GNUNET_CONFIGURATION_Handle *cfg, const char *service_name, const struct GNUNET_MQ_MessageHandler *handlers, GNUNET_MQ_ErrorHandler error_handler, void *error_handler_cls)
Create a message queue to connect to a GNUnet service.
Definition: client.c:1063
#define GNUNET_assert(cond)
Use this for fatal errors that cannot be handled.
struct GNUNET_HashCode app_id
Application ID we listen for.
Definition: setu_api.c:172
#define GNUNET_MQ_msg(mvar, type)
Allocate a GNUNET_MQ_Envelope.
Definition: gnunet_mq_lib.h:67
Opaque handle to a listen operation.
Definition: setu_api.c:144
#define GNUNET_MQ_hd_var_size(name, code, str, ctx)
Message handler for a specific message type.
A request for an operation with another client.
Definition: setu.h:148
static void handle_client_listener_error(void *cls, enum GNUNET_MQ_Error error)
Our connection with the set service encountered an error, re-initialize with exponential back-off...
Definition: setu_api.c:643
const struct GNUNET_CONFIGURATION_Handle * cfg
Configuration handle for the listener, stored here to be able to reconnect transparently on connectio...
Definition: setu_api.c:156
#define GNUNET_MESSAGE_TYPE_SETU_LISTEN
Listen for operation requests.
void GNUNET_MQ_send(struct GNUNET_MQ_Handle *mq, struct GNUNET_MQ_Envelope *ev)
Send a message with the given message queue.
Definition: mq.c:355
#define GNUNET_MQ_handler_end()
End-marker for the handlers array.
struct GNUNET_HashCode app_id
application id
Definition: setu.h:70
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◆ check_request()

static int check_request ( void *  cls,
const struct GNUNET_SETU_RequestMessage msg 
)
static

Check validity of request message for a listen operation.

Parameters
clsthe listen handle
msgthe message
Returns
GNUNET_OK if the message is well-formed

Definition at line 575 of file setu_api.c.

References GNUNET_break_op, GNUNET_MQ_extract_nested_mh, GNUNET_OK, GNUNET_SYSERR, GNUNET_SETU_RequestMessage::header, and GNUNET_MessageHeader::size.

577 {
578  const struct GNUNET_MessageHeader *context_msg;
579 
580  if (ntohs (msg->header.size) == sizeof(*msg))
581  return GNUNET_OK; /* no context message is OK */
582  context_msg = GNUNET_MQ_extract_nested_mh (msg);
583  if (NULL == context_msg)
584  {
585  /* malformed context message is NOT ok */
586  GNUNET_break_op (0);
587  return GNUNET_SYSERR;
588  }
589  return GNUNET_OK;
590 }
#define GNUNET_MQ_extract_nested_mh(var)
Return a pointer to the message at the end of the given message.
struct GNUNET_MessageHeader header
Type: GNUNET_MESSAGE_TYPE_SETU_REQUEST.
Definition: setu.h:153
uint16_t size
The length of the struct (in bytes, including the length field itself), in big-endian format...
#define GNUNET_break_op(cond)
Use this for assertion violations caused by other peers (i.e.
Header for all communications.

◆ handle_request()

static void handle_request ( void *  cls,
const struct GNUNET_SETU_RequestMessage msg 
)
static

Handle request message for a listen operation.

Parameters
clsthe listen handle
msgthe message

Definition at line 600 of file setu_api.c.

References GNUNET_SETU_Request::accept_id, GNUNET_SETU_RequestMessage::accept_id, GNUNET_SETU_RejectMessage::accept_reject_id, GNUNET_SETU_Request::accepted, GNUNET_ERROR_TYPE_DEBUG, GNUNET_MESSAGE_TYPE_SETU_REJECT, GNUNET_MQ_extract_nested_mh, GNUNET_MQ_msg, GNUNET_MQ_send(), GNUNET_NO, GNUNET_TIME_UNIT_MILLISECONDS, GNUNET_YES, GNUNET_SETU_ListenHandle::listen_cb, GNUNET_SETU_ListenHandle::listen_cls, LOG, GNUNET_SETU_ListenHandle::mq, GNUNET_SETU_RequestMessage::peer_id, and GNUNET_SETU_ListenHandle::reconnect_backoff.

602 {
603  struct GNUNET_SETU_ListenHandle *lh = cls;
604  struct GNUNET_SETU_Request req;
605  const struct GNUNET_MessageHeader *context_msg;
606  struct GNUNET_MQ_Envelope *mqm;
607  struct GNUNET_SETU_RejectMessage *rmsg;
608 
610  "Processing incoming operation request with id %u\n",
611  ntohl (msg->accept_id));
612  /* we got another valid request => reset the backoff */
614  req.accept_id = ntohl (msg->accept_id);
615  req.accepted = GNUNET_NO;
616  context_msg = GNUNET_MQ_extract_nested_mh (msg);
617  /* calling #GNUNET_SETU_accept() in the listen cb will set req->accepted */
618  lh->listen_cb (lh->listen_cls,
619  &msg->peer_id,
620  context_msg,
621  &req);
622  if (GNUNET_YES == req.accepted)
623  return; /* the accept-case is handled in #GNUNET_SETU_accept() */
625  "Rejected request %u\n",
626  ntohl (msg->accept_id));
627  mqm = GNUNET_MQ_msg (rmsg,
629  rmsg->accept_reject_id = msg->accept_id;
630  GNUNET_MQ_send (lh->mq,
631  mqm);
632 }
void * listen_cls
Closure for listen_cb.
Definition: setu_api.c:167
struct GNUNET_MQ_Handle * mq
Message queue for the client.
Definition: setu_api.c:149
Handle for a set operation request from another peer.
Definition: setu_api.c:73
uint32_t accept_reject_id
ID of the incoming request we want to reject.
Definition: setu.h:141
#define GNUNET_MQ_extract_nested_mh(var)
Return a pointer to the message at the end of the given message.
#define GNUNET_MQ_msg(mvar, type)
Allocate a GNUNET_MQ_Envelope.
Definition: gnunet_mq_lib.h:67
struct GNUNET_TIME_Relative reconnect_backoff
Time to wait until we try to reconnect on failure.
Definition: setu_api.c:177
Opaque handle to a listen operation.
Definition: setu_api.c:144
#define LOG(kind,...)
Definition: setu_api.c:33
uint32_t accept_id
ID of the to identify the request when accepting or rejecting it.
Definition: setu.h:159
#define GNUNET_TIME_UNIT_MILLISECONDS
One millisecond.
GNUNET_SETU_ListenCallback listen_cb
Function to call on a new incoming request, or on error.
Definition: setu_api.c:162
struct GNUNET_PeerIdentity peer_id
Identity of the requesting peer.
Definition: setu.h:164
Header for all communications.
void GNUNET_MQ_send(struct GNUNET_MQ_Handle *mq, struct GNUNET_MQ_Envelope *ev)
Send a message with the given message queue.
Definition: mq.c:355
#define GNUNET_MESSAGE_TYPE_SETU_REJECT
Reject a set request.
Message sent by a listening client to the service to reject performing the operation with the other p...
Definition: setu.h:131
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◆ handle_client_listener_error()

static void handle_client_listener_error ( void *  cls,
enum GNUNET_MQ_Error  error 
)
static

Our connection with the set service encountered an error, re-initialize with exponential back-off.

Parameters
clsthe struct GNUNET_SETU_ListenHandle *
errorreason for the disconnect

Definition at line 643 of file setu_api.c.

References GNUNET_ERROR_TYPE_DEBUG, GNUNET_MQ_destroy(), GNUNET_SCHEDULER_add_delayed(), GNUNET_TIME_STD_BACKOFF, listen_connect(), LOG, GNUNET_SETU_ListenHandle::mq, GNUNET_SETU_ListenHandle::reconnect_backoff, and GNUNET_SETU_ListenHandle::reconnect_task.

Referenced by listen_connect().

645 {
646  struct GNUNET_SETU_ListenHandle *lh = cls;
647 
649  "Listener broke down (%d), re-connecting\n",
650  (int) error);
651  GNUNET_MQ_destroy (lh->mq);
652  lh->mq = NULL;
655  lh);
657 }
struct GNUNET_MQ_Handle * mq
Message queue for the client.
Definition: setu_api.c:149
struct GNUNET_SCHEDULER_Task * reconnect_task
Task for reconnecting when the listener fails.
Definition: setu_api.c:182
struct GNUNET_TIME_Relative reconnect_backoff
Time to wait until we try to reconnect on failure.
Definition: setu_api.c:177
Opaque handle to a listen operation.
Definition: setu_api.c:144
#define LOG(kind,...)
Definition: setu_api.c:33
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
static void listen_connect(void *cls)
Connect to the set service in order to listen for requests.
Definition: setu_api.c:666
#define GNUNET_TIME_STD_BACKOFF(r)
Perform our standard exponential back-off calculation, starting at 1 ms and then going by a factor of...
void GNUNET_MQ_destroy(struct GNUNET_MQ_Handle *mq)
Destroy the message queue.
Definition: mq.c:837
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