GNUnet  0.11.x
Data Structures | Functions | Variables
gnunet-service-reclaim.c File Reference

reclaim Service More...

#include "platform.h"
#include "gnunet_util_lib.h"
#include "gnunet-service-reclaim_tickets.h"
#include "gnunet_constants.h"
#include "gnunet_gnsrecord_lib.h"
#include "gnunet_protocols.h"
#include "gnunet_reclaim_lib.h"
#include "gnunet_reclaim_service.h"
#include "gnunet_signatures.h"
#include "reclaim.h"
Include dependency graph for gnunet-service-reclaim.c:

Go to the source code of this file.

Data Structures

struct  TicketIteration
 A ticket iteration operation. More...
 
struct  Iterator
 An attribute iteration operation. More...
 
struct  IdpClient
 An idp client. More...
 
struct  AttributeDeleteHandle
 Handle for attribute deletion request. More...
 
struct  AttributeStoreHandle
 Handle for attribute store request. More...
 
struct  ConsumeTicketOperation
 Handle for ticket consume request. More...
 
struct  TicketRevocationOperation
 Ticket revocation request handle. More...
 
struct  TicketIssueOperation
 Ticket issue operation handle. More...
 

Functions

static void cleanup_adh (struct AttributeDeleteHandle *adh)
 Cleanup attribute delete handle. More...
 
static void cleanup_as_handle (struct AttributeStoreHandle *ash)
 Cleanup attribute store handle. More...
 
static void cleanup_client (struct IdpClient *idp)
 Cleanup client. More...
 
static void cleanup ()
 Cleanup task. More...
 
static void do_shutdown (void *cls)
 Shutdown task. More...
 
static void send_ticket_result (const struct IdpClient *client, uint32_t r_id, const struct GNUNET_RECLAIM_Ticket *ticket, const struct GNUNET_RECLAIM_PresentationList *presentations, uint32_t success)
 Sends a ticket result message to the client. More...
 
static void issue_ticket_result_cb (void *cls, struct GNUNET_RECLAIM_Ticket *ticket, struct GNUNET_RECLAIM_PresentationList *presentations, int32_t success, const char *emsg)
 Issue ticket result. More...
 
static int check_issue_ticket_message (void *cls, const struct IssueTicketMessage *im)
 Check issue ticket message. More...
 
static void handle_issue_ticket_message (void *cls, const struct IssueTicketMessage *im)
 Handle ticket issue message. More...
 
static void revoke_result_cb (void *cls, int32_t success)
 Handles revocation result. More...
 
static int check_revoke_ticket_message (void *cls, const struct RevokeTicketMessage *im)
 Check revocation message format. More...
 
static void handle_revoke_ticket_message (void *cls, const struct RevokeTicketMessage *rm)
 Handle a revocation message to a ticket. More...
 
static void consume_result_cb (void *cls, const struct GNUNET_IDENTITY_PublicKey *identity, const struct GNUNET_RECLAIM_AttributeList *attrs, const struct GNUNET_RECLAIM_PresentationList *presentations, int32_t success, const char *emsg)
 Handle a ticket consume result. More...
 
static int check_consume_ticket_message (void *cls, const struct ConsumeTicketMessage *cm)
 Check a consume ticket message. More...
 
static void handle_consume_ticket_message (void *cls, const struct ConsumeTicketMessage *cm)
 Handle a consume ticket message. More...
 
static void attr_store_cont (void *cls, int32_t success, const char *emsg)
 Attribute store result handler. More...
 
static void attr_store_task (void *cls)
 Add a new attribute. More...
 
static int check_attribute_store_message (void *cls, const struct AttributeStoreMessage *sam)
 Check an attribute store message. More...
 
static void handle_attribute_store_message (void *cls, const struct AttributeStoreMessage *sam)
 Handle an attribute store message. More...
 
static void cred_store_cont (void *cls, int32_t success, const char *emsg)
 Credential store result handler. More...
 
static void cred_error (void *cls)
 Error looking up potential credential. More...
 
static void cred_add_cb (void *cls, const struct GNUNET_IDENTITY_PrivateKey *zone, const char *label, unsigned int rd_count, const struct GNUNET_GNSRECORD_Data *rd)
 Check for existing record before storing credential. More...
 
static void cred_store_task (void *cls)
 Add a new credential. More...
 
static int check_credential_store_message (void *cls, const struct AttributeStoreMessage *sam)
 Check an credential store message. More...
 
static void handle_credential_store_message (void *cls, const struct AttributeStoreMessage *sam)
 Handle a credential store message. More...
 
static void send_delete_response (struct AttributeDeleteHandle *adh, int32_t success)
 Send a deletion success response. More...
 
static void consistency_iter (void *cls, const struct GNUNET_IDENTITY_PrivateKey *zone, const char *label, unsigned int rd_count, const struct GNUNET_GNSRECORD_Data *rd)
 Namestore iteration within attribute deletion. More...
 
static void update_tickets (void *cls)
 Recursion prototype for function. More...
 
static void ticket_updated (void *cls, int32_t success, const char *emsg)
 Callback called when a ticket was updated. More...
 
static void purge_attributes (void *cls)
 Delete all attributes which reference credentials that no longer exist. More...
 
static void offending_attr_delete_cont (void *cls, int32_t success, const char *emsg)
 
static void consistency_iter_fin (void *cls)
 Done collecting affected tickets, start updating. More...
 
static void consistency_iter_err (void *cls)
 Error collecting affected tickets. More...
 
static void start_consistency_update (void *cls)
 Start processing tickets which may still contain reference to deleted attribute. More...
 
static void attr_delete_cont (void *cls, int32_t success, const char *emsg)
 Attribute deleted callback. More...
 
static int check_attribute_delete_message (void *cls, const struct AttributeDeleteMessage *dam)
 Check attribute delete message format. More...
 
static void handle_attribute_delete_message (void *cls, const struct AttributeDeleteMessage *dam)
 Handle attribute deletion. More...
 
static void cred_delete_cont (void *cls, int32_t success, const char *emsg)
 Credential deleted callback. More...
 
static int check_credential_delete_message (void *cls, const struct AttributeDeleteMessage *dam)
 Check credential delete message format. More...
 
static void handle_credential_delete_message (void *cls, const struct AttributeDeleteMessage *dam)
 Handle credential deletion. More...
 
static void attr_iter_finished (void *cls)
 Done iterating over attributes. More...
 
static void attr_iter_error (void *cls)
 Error iterating over attributes. More...
 
static void attr_iter_cb (void *cls, const struct GNUNET_IDENTITY_PrivateKey *zone, const char *label, unsigned int rd_count, const struct GNUNET_GNSRECORD_Data *rd)
 Got record. More...
 
static void handle_iteration_start (void *cls, const struct AttributeIterationStartMessage *ais_msg)
 Iterate over zone to get attributes. More...
 
static void handle_iteration_stop (void *cls, const struct AttributeIterationStopMessage *ais_msg)
 Handle iteration stop message from client. More...
 
static void handle_iteration_next (void *cls, const struct AttributeIterationNextMessage *ais_msg)
 Client requests next attribute from iterator. More...
 
static void cred_iter_finished (void *cls)
 Done iterating over credentials. More...
 
static void cred_iter_error (void *cls)
 Error iterating over credentials. More...
 
static void cred_iter_cb (void *cls, const struct GNUNET_IDENTITY_PrivateKey *zone, const char *label, unsigned int rd_count, const struct GNUNET_GNSRECORD_Data *rd)
 Got record. More...
 
static void handle_credential_iteration_start (void *cls, const struct CredentialIterationStartMessage *ais_msg)
 Iterate over zone to get attributes. More...
 
static void handle_credential_iteration_stop (void *cls, const struct CredentialIterationStopMessage *ais_msg)
 Handle iteration stop message from client. More...
 
static void handle_credential_iteration_next (void *cls, const struct CredentialIterationNextMessage *ais_msg)
 Client requests next credential from iterator. More...
 
static void ticket_iter_cb (void *cls, struct GNUNET_RECLAIM_Ticket *ticket)
 Got a ticket. More...
 
static void handle_ticket_iteration_start (void *cls, const struct TicketIterationStartMessage *tis_msg)
 Client requests a ticket iteration. More...
 
static void handle_ticket_iteration_stop (void *cls, const struct TicketIterationStopMessage *tis_msg)
 Client has had enough tickets. More...
 
static void handle_ticket_iteration_next (void *cls, const struct TicketIterationNextMessage *tis_msg)
 Client requests next result. More...
 
static void run (void *cls, const struct GNUNET_CONFIGURATION_Handle *c, struct GNUNET_SERVICE_Handle *server)
 Main function that will be run. More...
 
static void client_disconnect_cb (void *cls, struct GNUNET_SERVICE_Client *client, void *app_ctx)
 Called whenever a client is disconnected. More...
 
static void * client_connect_cb (void *cls, struct GNUNET_SERVICE_Client *client, struct GNUNET_MQ_Handle *mq)
 Add a client to our list of active clients. More...
 
 GNUNET_SERVICE_MAIN ("reclaim", GNUNET_SERVICE_OPTION_NONE, &run, &client_connect_cb, &client_disconnect_cb, NULL, GNUNET_MQ_hd_var_size(attribute_store_message, GNUNET_MESSAGE_TYPE_RECLAIM_ATTRIBUTE_STORE, struct AttributeStoreMessage, NULL), GNUNET_MQ_hd_var_size(credential_store_message, GNUNET_MESSAGE_TYPE_RECLAIM_CREDENTIAL_STORE, struct AttributeStoreMessage, NULL), GNUNET_MQ_hd_var_size(attribute_delete_message, GNUNET_MESSAGE_TYPE_RECLAIM_ATTRIBUTE_DELETE, struct AttributeDeleteMessage, NULL), GNUNET_MQ_hd_var_size(credential_delete_message, GNUNET_MESSAGE_TYPE_RECLAIM_CREDENTIAL_DELETE, struct AttributeDeleteMessage, NULL), GNUNET_MQ_hd_fixed_size(iteration_start, GNUNET_MESSAGE_TYPE_RECLAIM_ATTRIBUTE_ITERATION_START, struct AttributeIterationStartMessage, NULL), GNUNET_MQ_hd_fixed_size(iteration_next, GNUNET_MESSAGE_TYPE_RECLAIM_ATTRIBUTE_ITERATION_NEXT, struct AttributeIterationNextMessage, NULL), GNUNET_MQ_hd_fixed_size(iteration_stop, GNUNET_MESSAGE_TYPE_RECLAIM_ATTRIBUTE_ITERATION_STOP, struct AttributeIterationStopMessage, NULL), GNUNET_MQ_hd_fixed_size(credential_iteration_start, GNUNET_MESSAGE_TYPE_RECLAIM_CREDENTIAL_ITERATION_START, struct CredentialIterationStartMessage, NULL), GNUNET_MQ_hd_fixed_size(credential_iteration_next, GNUNET_MESSAGE_TYPE_RECLAIM_CREDENTIAL_ITERATION_NEXT, struct CredentialIterationNextMessage, NULL), GNUNET_MQ_hd_fixed_size(credential_iteration_stop, GNUNET_MESSAGE_TYPE_RECLAIM_CREDENTIAL_ITERATION_STOP, struct CredentialIterationStopMessage, NULL), GNUNET_MQ_hd_var_size(issue_ticket_message, GNUNET_MESSAGE_TYPE_RECLAIM_ISSUE_TICKET, struct IssueTicketMessage, NULL), GNUNET_MQ_hd_var_size(consume_ticket_message, GNUNET_MESSAGE_TYPE_RECLAIM_CONSUME_TICKET, struct ConsumeTicketMessage, NULL), GNUNET_MQ_hd_fixed_size(ticket_iteration_start, GNUNET_MESSAGE_TYPE_RECLAIM_TICKET_ITERATION_START, struct TicketIterationStartMessage, NULL), GNUNET_MQ_hd_fixed_size(ticket_iteration_next, GNUNET_MESSAGE_TYPE_RECLAIM_TICKET_ITERATION_NEXT, struct TicketIterationNextMessage, NULL), GNUNET_MQ_hd_fixed_size(ticket_iteration_stop, GNUNET_MESSAGE_TYPE_RECLAIM_TICKET_ITERATION_STOP, struct TicketIterationStopMessage, NULL), GNUNET_MQ_hd_var_size(revoke_ticket_message, GNUNET_MESSAGE_TYPE_RECLAIM_REVOKE_TICKET, struct RevokeTicketMessage, NULL), GNUNET_MQ_handler_end())
 Define "main" method using service macro. More...
 

Variables

static struct GNUNET_NAMESTORE_Handlensh
 Namestore handle. More...
 
static struct GNUNET_SCHEDULER_Tasktimeout_task
 Timeout task. More...
 
static const struct GNUNET_CONFIGURATION_Handlecfg
 Our configuration. More...
 
static struct IdpClientclient_list_head = NULL
 Client list. More...
 
static struct IdpClientclient_list_tail = NULL
 Client list. More...
 

Detailed Description

reclaim Service

Author
Martin Schanzenbach

Definition in file gnunet-service-reclaim.c.

Function Documentation

◆ cleanup_adh()

static void cleanup_adh ( struct AttributeDeleteHandle adh)
static

Cleanup attribute delete handle.

Parameters
adhthe attribute to cleanup

Definition at line 489 of file gnunet-service-reclaim.c.

References AttributeDeleteHandle::claim, AttributeDeleteHandle::credential, TicketRecordsEntry::data, AttributeDeleteHandle::existing_attributes, AttributeDeleteHandle::existing_credentials, GNUNET_CONTAINER_DLL_remove, GNUNET_free, GNUNET_NAMESTORE_cancel(), GNUNET_NAMESTORE_zone_iteration_stop(), GNUNET_RECLAIM_attribute_list_destroy(), GNUNET_RECLAIM_credential_list_destroy(), TicketRecordsEntry::label, AttributeDeleteHandle::label, AttributeDeleteHandle::ns_it, AttributeDeleteHandle::ns_qe, AttributeDeleteHandle::tickets_to_update_head, and AttributeDeleteHandle::tickets_to_update_tail.

Referenced by attr_delete_cont(), cleanup_client(), consistency_iter_err(), cred_delete_cont(), offending_attr_delete_cont(), and update_tickets().

490 {
491  struct TicketRecordsEntry *le;
492 
493  if (NULL != adh->ns_it)
495  if (NULL != adh->ns_qe)
497  if (NULL != adh->label)
498  GNUNET_free (adh->label);
499  if (NULL != adh->claim)
500  GNUNET_free (adh->claim);
501  if (NULL != adh->credential)
502  GNUNET_free (adh->credential);
503  if (NULL != adh->existing_credentials)
505  if (NULL != adh->existing_attributes)
507  while (NULL != (le = adh->tickets_to_update_head))
508  {
511  le);
512  if (NULL != le->label)
513  GNUNET_free (le->label);
514  if (NULL != le->data)
515  GNUNET_free (le->data);
516  GNUNET_free (le);
517  }
518  GNUNET_free (adh);
519 }
#define GNUNET_CONTAINER_DLL_remove(head, tail, element)
Remove an element from a DLL.
struct TicketRecordsEntry * tickets_to_update_tail
Tickets to update.
void GNUNET_RECLAIM_attribute_list_destroy(struct GNUNET_RECLAIM_AttributeList *attrs)
Destroy claim list.
struct GNUNET_RECLAIM_AttributeList * existing_attributes
Existing attributes.
struct GNUNET_NAMESTORE_QueueEntry * ns_qe
QueueEntry.
void GNUNET_NAMESTORE_cancel(struct GNUNET_NAMESTORE_QueueEntry *qe)
Cancel a namestore operation.
struct GNUNET_NAMESTORE_ZoneIterator * ns_it
Iterator.
struct GNUNET_RECLAIM_Credential * credential
The credential to delete.
void GNUNET_RECLAIM_credential_list_destroy(struct GNUNET_RECLAIM_CredentialList *credentials)
Destroy claim list.
struct TicketRecordsEntry * tickets_to_update_head
Tickets to update.
void GNUNET_NAMESTORE_zone_iteration_stop(struct GNUNET_NAMESTORE_ZoneIterator *it)
Stops iteration and releases the namestore handle for further calls.
char * label
Attribute label.
struct GNUNET_RECLAIM_CredentialList * existing_credentials
Existing credentials.
struct GNUNET_RECLAIM_Attribute * claim
The attribute to delete.
#define GNUNET_free(ptr)
Wrapper around free.
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◆ cleanup_as_handle()

static void cleanup_as_handle ( struct AttributeStoreHandle ash)
static

Cleanup attribute store handle.

Parameters
handlehandle to clean up

Definition at line 528 of file gnunet-service-reclaim.c.

References AttributeStoreHandle::claim, AttributeStoreHandle::credential, GNUNET_free, GNUNET_NAMESTORE_cancel(), and AttributeStoreHandle::ns_qe.

Referenced by attr_store_cont(), cleanup_client(), cred_error(), and cred_store_cont().

529 {
530  if (NULL != ash->ns_qe)
532  if (NULL != ash->claim)
533  GNUNET_free (ash->claim);
534  if (NULL != ash->credential)
535  GNUNET_free (ash->credential);
536  GNUNET_free (ash);
537 }
void GNUNET_NAMESTORE_cancel(struct GNUNET_NAMESTORE_QueueEntry *qe)
Cancel a namestore operation.
struct GNUNET_RECLAIM_Credential * credential
The credential to store.
struct GNUNET_NAMESTORE_QueueEntry * ns_qe
QueueEntry.
struct GNUNET_RECLAIM_Attribute * claim
The attribute to store.
#define GNUNET_free(ptr)
Wrapper around free.
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◆ cleanup_client()

static void cleanup_client ( struct IdpClient idp)
static

Cleanup client.

Parameters
idpthe client to clean up

Definition at line 546 of file gnunet-service-reclaim.c.

References ai, IdpClient::attr_iter_head, IdpClient::attr_iter_tail, ConsumeTicketOperation::ch, cleanup_adh(), cleanup_as_handle(), IdpClient::consume_op_head, IdpClient::consume_op_tail, IdpClient::cred_iter_head, IdpClient::cred_iter_tail, IdpClient::delete_op_head, IdpClient::delete_op_tail, GNUNET_CONTAINER_DLL_remove, GNUNET_free, IdpClient::issue_op_head, IdpClient::issue_op_tail, TicketIteration::iter, RECLAIM_TICKETS_consume_cancel(), RECLAIM_TICKETS_iteration_stop(), RECLAIM_TICKETS_revoke_cancel(), IdpClient::revoke_op_head, IdpClient::revoke_op_tail, TicketRevocationOperation::rh, IdpClient::store_op_head, IdpClient::store_op_tail, IdpClient::ticket_iter_head, and IdpClient::ticket_iter_tail.

Referenced by client_disconnect_cb().

547 {
548  struct Iterator *ai;
549  struct TicketIteration *ti;
550  struct TicketRevocationOperation *rop;
551  struct TicketIssueOperation *iss;
552  struct ConsumeTicketOperation *ct;
553  struct AttributeStoreHandle *as;
554  struct AttributeDeleteHandle *adh;
555 
556  while (NULL != (iss = idp->issue_op_head))
557  {
559  GNUNET_free (iss);
560  }
561  while (NULL != (ct = idp->consume_op_head))
562  {
564  idp->consume_op_tail,
565  ct);
566  if (NULL != ct->ch)
568  GNUNET_free (ct);
569  }
570  while (NULL != (as = idp->store_op_head))
571  {
573  cleanup_as_handle (as);
574  }
575  while (NULL != (adh = idp->delete_op_head))
576  {
578  cleanup_adh (adh);
579  }
580 
581  while (NULL != (ai = idp->attr_iter_head))
582  {
584  GNUNET_free (ai);
585  }
586  while (NULL != (ai = idp->cred_iter_head))
587  {
589  ai);
590  GNUNET_free (ai);
591  }
592 
593  while (NULL != (rop = idp->revoke_op_head))
594  {
596  if (NULL != rop->rh)
598  GNUNET_free (rop);
599  }
600  while (NULL != (ti = idp->ticket_iter_head))
601  {
603  idp->ticket_iter_tail,
604  ti);
605  if (NULL != ti->iter)
607  GNUNET_free (ti);
608  }
609  GNUNET_free (idp);
610 }
#define GNUNET_CONTAINER_DLL_remove(head, tail, element)
Remove an element from a DLL.
Handle for attribute deletion request.
struct TicketIteration * ticket_iter_tail
Tail of DLL of ticket iteration ops.
struct ConsumeTicketOperation * consume_op_head
Head of DLL of ticket consume ops.
Ticket issue operation handle.
void RECLAIM_TICKETS_iteration_stop(struct RECLAIM_TICKETS_Iterator *iter)
Stop a running ticket iteration.
struct RECLAIM_TICKETS_Iterator * iter
The ticket iterator.
struct TicketRevocationOperation * revoke_op_tail
Tail of DLL of ticket revocation ops.
struct Iterator * attr_iter_head
Head of the DLL of Attribute iteration operations in progress initiated by this client.
An attribute iteration operation.
struct TicketIssueOperation * issue_op_head
Head of DLL of ticket issue ops.
struct AttributeStoreHandle * store_op_head
Head of DLL of attribute store ops.
struct RECLAIM_TICKETS_RevokeHandle * rh
Revocation handle.
struct TicketIteration * ticket_iter_head
Head of DLL of ticket iteration ops.
static void cleanup_as_handle(struct AttributeStoreHandle *ash)
Cleanup attribute store handle.
Handle for attribute store request.
struct AttributeStoreHandle * store_op_tail
Tail of DLL of attribute store ops.
struct Iterator * cred_iter_head
Head of the DLL of Credential iteration operations in progress initiated by this client.
void RECLAIM_TICKETS_consume_cancel(struct RECLAIM_TICKETS_ConsumeHandle *cth)
Cancel a consume operation.
struct RECLAIM_TICKETS_ConsumeHandle * ch
Ticket consume handle.
static struct GNUNET_TRANSPORT_AddressIdentifier * ai
Handle to the operation that publishes our address.
struct ConsumeTicketOperation * consume_op_tail
Tail of DLL of ticket consume ops.
struct TicketRevocationOperation * revoke_op_head
Head of DLL of ticket revocation ops.
void RECLAIM_TICKETS_revoke_cancel(struct RECLAIM_TICKETS_RevokeHandle *rh)
Cancel a revocation.
struct Iterator * cred_iter_tail
Tail of the DLL of Credential iteration operations in progress initiated by this client.
struct AttributeDeleteHandle * delete_op_head
Head of DLL of attribute delete ops.
struct TicketIssueOperation * issue_op_tail
Tail of DLL of ticket issue ops.
A ticket iteration operation.
Ticket revocation request handle.
struct AttributeDeleteHandle * delete_op_tail
Tail of DLL of attribute delete ops.
Handle for ticket consume request.
static void cleanup_adh(struct AttributeDeleteHandle *adh)
Cleanup attribute delete handle.
struct Iterator * attr_iter_tail
Tail of the DLL of Attribute iteration operations in progress initiated by this client.
#define GNUNET_free(ptr)
Wrapper around free.
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◆ cleanup()

static void cleanup ( )
static

Cleanup task.

Definition at line 617 of file gnunet-service-reclaim.c.

References GNUNET_ERROR_TYPE_DEBUG, GNUNET_log, GNUNET_NAMESTORE_disconnect(), GNUNET_SCHEDULER_cancel(), and RECLAIM_TICKETS_deinit().

Referenced by do_shutdown().

618 {
619  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Cleaning up\n");
620 
622  if (NULL != timeout_task)
624  if (NULL != nsh)
626 }
void GNUNET_NAMESTORE_disconnect(struct GNUNET_NAMESTORE_Handle *h)
Disconnect from the namestore service (and free associated resources).
void RECLAIM_TICKETS_deinit(void)
Close handles and clean up.
static struct GNUNET_SCHEDULER_Task * timeout_task
Timeout task.
#define GNUNET_log(kind,...)
static struct GNUNET_NAMESTORE_Handle * nsh
Namestore handle.
void * GNUNET_SCHEDULER_cancel(struct GNUNET_SCHEDULER_Task *task)
Cancel the task with the specified identifier.
Definition: scheduler.c:972
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◆ do_shutdown()

static void do_shutdown ( void *  cls)
static

Shutdown task.

Parameters
clsNULL

Definition at line 635 of file gnunet-service-reclaim.c.

References cleanup(), GNUNET_ERROR_TYPE_INFO, and GNUNET_log.

Referenced by attr_store_cont(), cred_error(), cred_store_cont(), and run().

636 {
637  GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Shutting down...\n");
638  cleanup ();
639 }
static void cleanup()
Cleanup task.
#define GNUNET_log(kind,...)
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◆ send_ticket_result()

static void send_ticket_result ( const struct IdpClient client,
uint32_t  r_id,
const struct GNUNET_RECLAIM_Ticket ticket,
const struct GNUNET_RECLAIM_PresentationList presentations,
uint32_t  success 
)
static

Sends a ticket result message to the client.

Parameters
clientthe client to send to
r_idthe request message ID to reply to
ticketthe ticket to include (may be NULL)
successthe success status of the request

Definition at line 651 of file gnunet-service-reclaim.c.

References env, GNUNET_ERROR_TYPE_DEBUG, GNUNET_log, GNUNET_MESSAGE_TYPE_RECLAIM_TICKET_RESULT, GNUNET_MQ_msg_extra, GNUNET_MQ_send(), GNUNET_RECLAIM_presentation_list_serialize(), GNUNET_RECLAIM_presentation_list_serialize_get_size(), TicketResultMessage::id, IdpClient::mq, TicketResultMessage::presentations_len, ticket, and TicketResultMessage::ticket.

Referenced by issue_ticket_result_cb().

656 {
657  struct TicketResultMessage *irm;
658  struct GNUNET_MQ_Envelope *env;
659  size_t pres_len = 0;
660 
661  if (NULL != presentations)
662  {
663  pres_len =
665  }
666  env = GNUNET_MQ_msg_extra (irm,
667  pres_len,
669  if (NULL != ticket)
670  {
671  irm->ticket = *ticket;
672  }
673  // TODO add success member
674  irm->id = htonl (r_id);
675  irm->presentations_len = htons (pres_len);
676  if (NULL != presentations)
677  {
679  (char*) &irm[1]);
680  }
681  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Sending TICKET_RESULT message\n");
682  GNUNET_MQ_send (client->mq, env);
683 }
uint32_t id
Unique identifier for this request (for key collisions).
Definition: reclaim.h:463
Ticket result message.
Definition: reclaim.h:453
struct GNUNET_RECLAIM_Ticket ticket
The new ticket.
Definition: reclaim.h:473
uint32_t presentations_len
Length of new presentations created.
Definition: reclaim.h:468
struct GNUNET_MQ_Handle * mq
Message queue for transmission to client.
static struct GNUNET_RECLAIM_Ticket ticket
Ticket to consume.
#define GNUNET_MQ_msg_extra(mvar, esize, type)
Allocate an envelope, with extra space allocated after the space needed by the message struct...
Definition: gnunet_mq_lib.h:52
size_t GNUNET_RECLAIM_presentation_list_serialize_get_size(const struct GNUNET_RECLAIM_PresentationList *presentations)
Get required size for serialization buffer.
struct GNUNET_MQ_Envelope * env
Definition: 005.c:1
#define GNUNET_log(kind,...)
#define GNUNET_MESSAGE_TYPE_RECLAIM_TICKET_RESULT
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
size_t GNUNET_RECLAIM_presentation_list_serialize(const struct GNUNET_RECLAIM_PresentationList *presentations, char *result)
Serialize a presentation list.
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◆ issue_ticket_result_cb()

static void issue_ticket_result_cb ( void *  cls,
struct GNUNET_RECLAIM_Ticket ticket,
struct GNUNET_RECLAIM_PresentationList presentations,
int32_t  success,
const char *  emsg 
)
static

Issue ticket result.

Parameters
clsout ticket issue operation handle
ticketthe issued ticket
presentationsnewly created credential presentations (NULL on error)
successissue success status (GNUNET_OK if successful)
emsgerror message (NULL of success is GNUNET_OK)

Definition at line 696 of file gnunet-service-reclaim.c.

References TicketIssueOperation::client, GNUNET_CONTAINER_DLL_remove, GNUNET_ERROR_TYPE_ERROR, GNUNET_free, GNUNET_log, GNUNET_OK, GNUNET_SYSERR, IdpClient::issue_op_head, IdpClient::issue_op_tail, TicketIssueOperation::r_id, send_ticket_result(), and tio.

Referenced by handle_issue_ticket_message().

701 {
702  struct TicketIssueOperation *tio = cls;
703 
704  if (GNUNET_OK != success)
705  {
706  send_ticket_result (tio->client, tio->r_id, NULL, NULL, GNUNET_SYSERR);
708  tio->client->issue_op_tail,
709  tio);
710  GNUNET_free (tio);
711  GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Error issuing ticket: %s\n", emsg);
712  return;
713  }
714  send_ticket_result (tio->client, tio->r_id,
715  ticket, presentations, GNUNET_SYSERR);
717  tio->client->issue_op_tail,
718  tio);
719  GNUNET_free (tio);
720 }
#define GNUNET_CONTAINER_DLL_remove(head, tail, element)
Remove an element from a DLL.
static void send_ticket_result(const struct IdpClient *client, uint32_t r_id, const struct GNUNET_RECLAIM_Ticket *ticket, const struct GNUNET_RECLAIM_PresentationList *presentations, uint32_t success)
Sends a ticket result message to the client.
static struct GNUNET_CADET_ListTunnels * tio
Active tunnel listing operation.
Definition: gnunet-cadet.c:112
struct IdpClient * client
Client connection.
Ticket issue operation handle.
struct TicketIssueOperation * issue_op_head
Head of DLL of ticket issue ops.
uint32_t r_id
request id
struct TicketIssueOperation * issue_op_tail
Tail of DLL of ticket issue ops.
#define GNUNET_log(kind,...)
#define GNUNET_free(ptr)
Wrapper around free.
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◆ check_issue_ticket_message()

static int check_issue_ticket_message ( void *  cls,
const struct IssueTicketMessage im 
)
static

Check issue ticket message.

unused message to check

Returns
GNUNET_OK if message is ok

Definition at line 731 of file gnunet-service-reclaim.c.

References IssueTicketMessage::attr_len, GNUNET_break, GNUNET_OK, GNUNET_SYSERR, IssueTicketMessage::header, size, and GNUNET_MessageHeader::size.

732 {
733  uint16_t size;
734  size_t attrs_len;
735 
736  size = ntohs (im->header.size);
737  attrs_len = ntohs (im->attr_len);
738 
739  if (attrs_len > size - sizeof(struct IssueTicketMessage))
740  {
741  GNUNET_break (0);
742  return GNUNET_SYSERR;
743  }
744  return GNUNET_OK;
745 }
uint16_t size
The length of the struct (in bytes, including the length field itself), in big-endian format...
#define GNUNET_break(cond)
Use this for internal assertion violations that are not fatal (can be handled) but should not occur...
struct GNUNET_MessageHeader header
Type will be GNUNET_MESSAGE_TYPE_RECLAIM_ISSUE_TICKET.
Definition: reclaim.h:372
Ticket issue message.
Definition: reclaim.h:367
uint32_t attr_len
length of serialized attribute list
Definition: reclaim.h:392
static unsigned int size
Size of the "table".
Definition: peer.c:67

◆ handle_issue_ticket_message()

static void handle_issue_ticket_message ( void *  cls,
const struct IssueTicketMessage im 
)
static

Handle ticket issue message.

Parameters
clsour client
imthe message

Definition at line 755 of file gnunet-service-reclaim.c.

References IssueTicketMessage::attr_len, GNUNET_RECLAIM_AttributeListEntry::attribute, IdpClient::client, TicketIssueOperation::client, GNUNET_CONTAINER_DLL_insert, GNUNET_ERROR_TYPE_DEBUG, GNUNET_log, GNUNET_new, GNUNET_RECLAIM_attribute_list_deserialize(), GNUNET_RECLAIM_attribute_list_destroy(), GNUNET_SERVICE_client_continue(), idp, IdpClient::issue_op_head, IdpClient::issue_op_tail, issue_ticket_result_cb(), GNUNET_RECLAIM_AttributeList::list_head, GNUNET_RECLAIM_Attribute::name, GNUNET_RECLAIM_AttributeListEntry::next, TicketIssueOperation::r_id, RECLAIM_TICKETS_issue(), and tio.

756 {
757  struct TicketIssueOperation *tio;
758  struct IdpClient *idp = cls;
759  struct GNUNET_RECLAIM_AttributeList *attrs;
761  size_t attrs_len;
762 
763  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received ISSUE_TICKET message\n");
764  tio = GNUNET_new (struct TicketIssueOperation);
765  attrs_len = ntohs (im->attr_len);
766  attrs = GNUNET_RECLAIM_attribute_list_deserialize ((char *) &im[1],
767  attrs_len);
768  for (le = attrs->list_head; NULL != le; le = le->next)
770  "List entry: %s\n", le->attribute->name);
771 
772  tio->r_id = ntohl (im->id);
773  tio->client = idp;
776  attrs,
777  &im->rp,
779  tio);
782 }
static struct GNUNET_CADET_ListTunnels * tio
Active tunnel listing operation.
Definition: gnunet-cadet.c:112
struct IdpClient * client
Client connection.
#define GNUNET_CONTAINER_DLL_insert(head, tail, element)
Insert an element at the head of a DLL.
void GNUNET_RECLAIM_attribute_list_destroy(struct GNUNET_RECLAIM_AttributeList *attrs)
Destroy claim list.
An idp client.
Ticket issue operation handle.
const char * name
The name of the attribute.
struct GNUNET_RECLAIM_AttributeList * GNUNET_RECLAIM_attribute_list_deserialize(const char *data, size_t data_size)
Deserialize an attribute list.
struct GNUNET_IDENTITY_PrivateKey identity
Identity.
Definition: reclaim.h:382
A list of GNUNET_RECLAIM_Attribute structures.
#define GNUNET_new(type)
Allocate a struct or union of the given type.
struct TicketIssueOperation * issue_op_head
Head of DLL of ticket issue ops.
uint32_t r_id
request id
static void issue_ticket_result_cb(void *cls, struct GNUNET_RECLAIM_Ticket *ticket, struct GNUNET_RECLAIM_PresentationList *presentations, int32_t success, const char *emsg)
Issue ticket result.
struct GNUNET_RECLAIM_Attribute * attribute
The attribute claim.
struct GNUNET_SERVICE_Client * client
The client.
void RECLAIM_TICKETS_issue(const struct GNUNET_IDENTITY_PrivateKey *identity, const struct GNUNET_RECLAIM_AttributeList *attrs, const struct GNUNET_IDENTITY_PublicKey *audience, RECLAIM_TICKETS_TicketResult cb, void *cb_cls)
Issue a new reclaim ticket, thereby authorizing the audience to access the set of provided attributes...
uint32_t id
Unique identifier for this request (for key collisions).
Definition: reclaim.h:377
uint32_t attr_len
length of serialized attribute list
Definition: reclaim.h:392
static struct GNUNET_RECLAIM_Handle * idp
Identity Provider.
struct GNUNET_RECLAIM_AttributeListEntry * next
DLL.
struct TicketIssueOperation * issue_op_tail
Tail of DLL of ticket issue ops.
#define GNUNET_log(kind,...)
void GNUNET_SERVICE_client_continue(struct GNUNET_SERVICE_Client *c)
Continue receiving further messages from the given client.
Definition: service.c:2244
struct GNUNET_RECLAIM_AttributeListEntry * list_head
List head.
struct GNUNET_IDENTITY_PublicKey rp
Requesting party.
Definition: reclaim.h:387
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◆ revoke_result_cb()

static void revoke_result_cb ( void *  cls,
int32_t  success 
)
static

Handles revocation result.

Parameters
clsour revocation operation handle
successrevocation result (GNUNET_OK if successful)

Definition at line 796 of file gnunet-service-reclaim.c.

References TicketRevocationOperation::client, env, GNUNET_CONTAINER_DLL_remove, GNUNET_ERROR_TYPE_DEBUG, GNUNET_free, GNUNET_log, GNUNET_MESSAGE_TYPE_RECLAIM_REVOKE_TICKET_RESULT, GNUNET_MQ_msg, GNUNET_MQ_send(), RevokeTicketResultMessage::id, IdpClient::mq, TicketRevocationOperation::r_id, IdpClient::revoke_op_head, IdpClient::revoke_op_tail, TicketRevocationOperation::rh, and RevokeTicketResultMessage::success.

Referenced by handle_revoke_ticket_message().

797 {
798  struct TicketRevocationOperation *rop = cls;
799  struct GNUNET_MQ_Envelope *env;
800  struct RevokeTicketResultMessage *trm;
801 
803  "Sending REVOKE_TICKET_RESULT message\n");
804  rop->rh = NULL;
806  trm->id = htonl (rop->r_id);
807  trm->success = htonl (success);
808  GNUNET_MQ_send (rop->client->mq, env);
810  rop->client->revoke_op_tail,
811  rop);
812  GNUNET_free (rop);
813 }
#define GNUNET_CONTAINER_DLL_remove(head, tail, element)
Remove an element from a DLL.
struct TicketRevocationOperation * revoke_op_tail
Tail of DLL of ticket revocation ops.
#define GNUNET_MESSAGE_TYPE_RECLAIM_REVOKE_TICKET_RESULT
struct IdpClient * client
Client connection.
#define GNUNET_MQ_msg(mvar, type)
Allocate a GNUNET_MQ_Envelope.
Definition: gnunet_mq_lib.h:67
struct RECLAIM_TICKETS_RevokeHandle * rh
Revocation handle.
struct GNUNET_MQ_Handle * mq
Message queue for transmission to client.
struct GNUNET_MQ_Envelope * env
Definition: 005.c:1
struct TicketRevocationOperation * revoke_op_head
Head of DLL of ticket revocation ops.
Ticket revocation request handle.
Ticket revoke message.
Definition: reclaim.h:431
uint32_t id
Unique identifier for this request (for key collisions).
Definition: reclaim.h:441
#define GNUNET_log(kind,...)
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
uint32_t success
Revocation result.
Definition: reclaim.h:446
#define GNUNET_free(ptr)
Wrapper around free.
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◆ check_revoke_ticket_message()

static int check_revoke_ticket_message ( void *  cls,
const struct RevokeTicketMessage im 
)
static

Check revocation message format.

Parameters
clsunused
imthe message to check
Returns
GNUNET_OK if message is ok

Definition at line 824 of file gnunet-service-reclaim.c.

References GNUNET_break, GNUNET_OK, GNUNET_SYSERR, RevokeTicketMessage::header, size, and GNUNET_MessageHeader::size.

825 {
826  uint16_t size;
827 
828  size = ntohs (im->header.size);
829  if (size != sizeof(struct RevokeTicketMessage))
830  {
831  GNUNET_break (0);
832  return GNUNET_SYSERR;
833  }
834  return GNUNET_OK;
835 }
struct GNUNET_MessageHeader header
Type will be GNUNET_MESSAGE_TYPE_RECLAIM_REVOKE_TICKET.
Definition: reclaim.h:405
uint16_t size
The length of the struct (in bytes, including the length field itself), in big-endian format...
#define GNUNET_break(cond)
Use this for internal assertion violations that are not fatal (can be handled) but should not occur...
static unsigned int size
Size of the "table".
Definition: peer.c:67
Ticket revoke message.
Definition: reclaim.h:400

◆ handle_revoke_ticket_message()

static void handle_revoke_ticket_message ( void *  cls,
const struct RevokeTicketMessage rm 
)
static

Handle a revocation message to a ticket.

Parameters
clsour client
rmthe message to handle

Definition at line 845 of file gnunet-service-reclaim.c.

References IdpClient::client, TicketRevocationOperation::client, GNUNET_CONTAINER_DLL_insert, GNUNET_ERROR_TYPE_DEBUG, GNUNET_log, GNUNET_new, GNUNET_SERVICE_client_continue(), RevokeTicketMessage::id, RevokeTicketMessage::identity, idp, TicketRevocationOperation::r_id, RECLAIM_TICKETS_revoke(), IdpClient::revoke_op_head, IdpClient::revoke_op_tail, revoke_result_cb(), TicketRevocationOperation::rh, and RevokeTicketMessage::ticket.

846 {
847  struct TicketRevocationOperation *rop;
848  struct IdpClient *idp = cls;
849 
850  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received REVOKE_TICKET message\n");
851  rop = GNUNET_new (struct TicketRevocationOperation);
852  rop->r_id = ntohl (rm->id);
853  rop->client = idp;
855  rop->rh
857  rop);
859 }
static void revoke_result_cb(void *cls, int32_t success)
Handles revocation result.
#define GNUNET_CONTAINER_DLL_insert(head, tail, element)
Insert an element at the head of a DLL.
An idp client.
uint32_t id
Unique identifier for this request (for key collisions).
Definition: reclaim.h:410
struct TicketRevocationOperation * revoke_op_tail
Tail of DLL of ticket revocation ops.
struct IdpClient * client
Client connection.
#define GNUNET_new(type)
Allocate a struct or union of the given type.
struct RECLAIM_TICKETS_RevokeHandle * rh
Revocation handle.
struct GNUNET_SERVICE_Client * client
The client.
struct GNUNET_RECLAIM_Ticket ticket
The ticket to revoke.
Definition: reclaim.h:425
static struct GNUNET_RECLAIM_Handle * idp
Identity Provider.
struct GNUNET_IDENTITY_PrivateKey identity
Identity.
Definition: reclaim.h:415
struct TicketRevocationOperation * revoke_op_head
Head of DLL of ticket revocation ops.
Ticket revocation request handle.
#define GNUNET_log(kind,...)
struct RECLAIM_TICKETS_RevokeHandle * RECLAIM_TICKETS_revoke(const struct GNUNET_RECLAIM_Ticket *ticket, const struct GNUNET_IDENTITY_PrivateKey *identity, RECLAIM_TICKETS_RevokeCallback cb, void *cb_cls)
Revoke a ticket.
void GNUNET_SERVICE_client_continue(struct GNUNET_SERVICE_Client *c)
Continue receiving further messages from the given client.
Definition: service.c:2244
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◆ consume_result_cb()

static void consume_result_cb ( void *  cls,
const struct GNUNET_IDENTITY_PublicKey identity,
const struct GNUNET_RECLAIM_AttributeList attrs,
const struct GNUNET_RECLAIM_PresentationList presentations,
int32_t  success,
const char *  emsg 
)
static

Handle a ticket consume result.

Parameters
clsour consume ticket operation handle
identitythe attribute authority
attrsthe attribute/claim list
successGNUNET_OK if successful
emsgerror message (NULL if success=GNUNET_OK)

Definition at line 872 of file gnunet-service-reclaim.c.

References ConsumeTicketResultMessage::attrs_len, ConsumeTicketOperation::client, IdpClient::consume_op_head, IdpClient::consume_op_tail, env, GNUNET_CONTAINER_DLL_remove, GNUNET_ERROR_TYPE_DEBUG, GNUNET_ERROR_TYPE_ERROR, GNUNET_free, GNUNET_log, GNUNET_MESSAGE_TYPE_RECLAIM_CONSUME_TICKET_RESULT, GNUNET_MQ_msg_extra, GNUNET_MQ_send(), GNUNET_OK, GNUNET_RECLAIM_attribute_list_serialize(), GNUNET_RECLAIM_attribute_list_serialize_get_size(), GNUNET_RECLAIM_presentation_list_serialize(), GNUNET_RECLAIM_presentation_list_serialize_get_size(), ConsumeTicketResultMessage::id, identity, ConsumeTicketResultMessage::identity, IdpClient::mq, ConsumeTicketResultMessage::presentations_len, ConsumeTicketOperation::r_id, and ConsumeTicketResultMessage::result.

Referenced by handle_consume_ticket_message().

878 {
879  struct ConsumeTicketOperation *cop = cls;
880  struct ConsumeTicketResultMessage *crm;
881  struct GNUNET_MQ_Envelope *env;
882  char *data_tmp;
883  size_t attrs_len = 0;
884  size_t pres_len = 0;
885 
886  if (GNUNET_OK != success)
887  {
888  GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Error consuming ticket: %s\n", emsg);
889  }
892  presentations);
894  "Sending CONSUME_TICKET_RESULT message\n");
895  env = GNUNET_MQ_msg_extra (crm,
896  attrs_len + pres_len,
898  crm->id = htonl (cop->r_id);
899  crm->attrs_len = htons (attrs_len);
900  crm->presentations_len = htons (pres_len);
901  crm->identity = *identity;
902  crm->result = htonl (success);
903  data_tmp = (char *) &crm[1];
904  GNUNET_RECLAIM_attribute_list_serialize (attrs, data_tmp);
905  data_tmp += attrs_len;
906  GNUNET_RECLAIM_presentation_list_serialize (presentations, data_tmp);
907  GNUNET_MQ_send (cop->client->mq, env);
909  cop->client->consume_op_tail,
910  cop);
911  GNUNET_free (cop);
912 }
#define GNUNET_CONTAINER_DLL_remove(head, tail, element)
Remove an element from a DLL.
Attribute list is returned from the idp.
Definition: reclaim.h:507
#define GNUNET_MESSAGE_TYPE_RECLAIM_CONSUME_TICKET_RESULT
struct ConsumeTicketOperation * consume_op_head
Head of DLL of ticket consume ops.
uint32_t id
Unique identifier for this request (for key collisions).
Definition: reclaim.h:517
uint32_t result
Result.
Definition: reclaim.h:522
struct GNUNET_MQ_Handle * mq
Message queue for transmission to client.
#define GNUNET_MQ_msg_extra(mvar, esize, type)
Allocate an envelope, with extra space allocated after the space needed by the message struct...
Definition: gnunet_mq_lib.h:52
struct GNUNET_IDENTITY_PublicKey identity
The public key of the identity.
Definition: reclaim.h:542
size_t GNUNET_RECLAIM_presentation_list_serialize_get_size(const struct GNUNET_RECLAIM_PresentationList *presentations)
Get required size for serialization buffer.
struct IdpClient * client
Client connection.
static struct GNUNET_IDENTITY_Handle * identity
Which namespace do we publish to? NULL if we do not publish to a namespace.
size_t GNUNET_RECLAIM_attribute_list_serialize(const struct GNUNET_RECLAIM_AttributeList *attrs, char *result)
Serialize an attribute list.
struct GNUNET_MQ_Envelope * env
Definition: 005.c:1
struct ConsumeTicketOperation * consume_op_tail
Tail of DLL of ticket consume ops.
uint16_t presentations_len
Length of presentation data.
Definition: reclaim.h:532
uint16_t attrs_len
Length of serialized attribute data.
Definition: reclaim.h:527
#define GNUNET_log(kind,...)
Handle for ticket consume request.
size_t GNUNET_RECLAIM_attribute_list_serialize_get_size(const struct GNUNET_RECLAIM_AttributeList *attrs)
Get required size for serialization buffer.
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
size_t GNUNET_RECLAIM_presentation_list_serialize(const struct GNUNET_RECLAIM_PresentationList *presentations, char *result)
Serialize a presentation list.
#define GNUNET_free(ptr)
Wrapper around free.
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◆ check_consume_ticket_message()

static int check_consume_ticket_message ( void *  cls,
const struct ConsumeTicketMessage cm 
)
static

Check a consume ticket message.

Parameters
clsunused
cmthe message to handle

Definition at line 922 of file gnunet-service-reclaim.c.

References GNUNET_break, GNUNET_OK, GNUNET_SYSERR, ConsumeTicketMessage::header, size, and GNUNET_MessageHeader::size.

923 {
924  uint16_t size;
925 
926  size = ntohs (cm->header.size);
927  if (size != sizeof(struct ConsumeTicketMessage))
928  {
929  GNUNET_break (0);
930  return GNUNET_SYSERR;
931  }
932  return GNUNET_OK;
933 }
Ticket consume message.
Definition: reclaim.h:481
uint16_t size
The length of the struct (in bytes, including the length field itself), in big-endian format...
#define GNUNET_break(cond)
Use this for internal assertion violations that are not fatal (can be handled) but should not occur...
static unsigned int size
Size of the "table".
Definition: peer.c:67
struct GNUNET_MessageHeader header
Type will be GNUNET_MESSAGE_TYPE_RECLAIM_CONSUME_TICKET.
Definition: reclaim.h:486

◆ handle_consume_ticket_message()

static void handle_consume_ticket_message ( void *  cls,
const struct ConsumeTicketMessage cm 
)
static

Handle a consume ticket message.

Parameters
clsour client handle the message to handle

Definition at line 943 of file gnunet-service-reclaim.c.

References ConsumeTicketOperation::ch, IdpClient::client, ConsumeTicketOperation::client, IdpClient::consume_op_head, IdpClient::consume_op_tail, consume_result_cb(), GNUNET_CONTAINER_DLL_insert, GNUNET_ERROR_TYPE_DEBUG, GNUNET_log, GNUNET_new, GNUNET_SERVICE_client_continue(), ConsumeTicketMessage::id, ConsumeTicketMessage::identity, idp, ConsumeTicketOperation::r_id, RECLAIM_TICKETS_consume(), and ConsumeTicketMessage::ticket.

944 {
945  struct ConsumeTicketOperation *cop;
946  struct IdpClient *idp = cls;
947 
948  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received CONSUME_TICKET message\n");
949  cop = GNUNET_new (struct ConsumeTicketOperation);
950  cop->r_id = ntohl (cm->id);
951  cop->client = idp;
952  cop->ch
954  cop);
957 }
#define GNUNET_CONTAINER_DLL_insert(head, tail, element)
Insert an element at the head of a DLL.
struct GNUNET_IDENTITY_PrivateKey identity
Identity.
Definition: reclaim.h:496
struct ConsumeTicketOperation * consume_op_head
Head of DLL of ticket consume ops.
An idp client.
#define GNUNET_new(type)
Allocate a struct or union of the given type.
static void consume_result_cb(void *cls, const struct GNUNET_IDENTITY_PublicKey *identity, const struct GNUNET_RECLAIM_AttributeList *attrs, const struct GNUNET_RECLAIM_PresentationList *presentations, int32_t success, const char *emsg)
Handle a ticket consume result.
struct GNUNET_SERVICE_Client * client
The client.
struct RECLAIM_TICKETS_ConsumeHandle * RECLAIM_TICKETS_consume(const struct GNUNET_IDENTITY_PrivateKey *id, const struct GNUNET_RECLAIM_Ticket *ticket, RECLAIM_TICKETS_ConsumeCallback cb, void *cb_cls)
Consume a ticket.
struct IdpClient * client
Client connection.
struct RECLAIM_TICKETS_ConsumeHandle * ch
Ticket consume handle.
struct GNUNET_RECLAIM_Ticket ticket
The ticket to consume.
Definition: reclaim.h:501
static struct GNUNET_RECLAIM_Handle * idp
Identity Provider.
struct ConsumeTicketOperation * consume_op_tail
Tail of DLL of ticket consume ops.
#define GNUNET_log(kind,...)
Handle for ticket consume request.
void GNUNET_SERVICE_client_continue(struct GNUNET_SERVICE_Client *c)
Continue receiving further messages from the given client.
Definition: service.c:2244
uint32_t id
Unique identifier for this request (for key collisions).
Definition: reclaim.h:491
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◆ attr_store_cont()

static void attr_store_cont ( void *  cls,
int32_t  success,
const char *  emsg 
)
static

Attribute store result handler.

Parameters
clsour attribute store handle
successGNUNET_OK if successful
emsgerror message (NULL if success=GNUNET_OK)

Definition at line 973 of file gnunet-service-reclaim.c.

References cleanup_as_handle(), AttributeStoreHandle::client, do_shutdown(), env, GNUNET_CONTAINER_DLL_remove, GNUNET_ERROR_TYPE_DEBUG, GNUNET_ERROR_TYPE_ERROR, GNUNET_log, GNUNET_MESSAGE_TYPE_RECLAIM_SUCCESS_RESPONSE, GNUNET_MQ_msg, GNUNET_MQ_send(), GNUNET_OK, GNUNET_SCHEDULER_add_now(), GNUNET_SYSERR, SuccessResultMessage::id, IdpClient::mq, AttributeStoreHandle::ns_qe, SuccessResultMessage::op_result, AttributeStoreHandle::r_id, IdpClient::store_op_head, and IdpClient::store_op_tail.

Referenced by attr_store_task().

974 {
975  struct AttributeStoreHandle *ash = cls;
976  struct GNUNET_MQ_Envelope *env;
977  struct SuccessResultMessage *acr_msg;
978 
979  ash->ns_qe = NULL;
981  ash->client->store_op_tail,
982  ash);
983 
984  if (GNUNET_SYSERR == success)
985  {
987  "Failed to store attribute %s\n",
988  emsg);
989  cleanup_as_handle (ash);
991  return;
992  }
993 
994  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Sending SUCCESS_RESPONSE message\n");
996  acr_msg->id = htonl (ash->r_id);
997  acr_msg->op_result = htonl (GNUNET_OK);
998  GNUNET_MQ_send (ash->client->mq, env);
999  cleanup_as_handle (ash);
1000 }
#define GNUNET_CONTAINER_DLL_remove(head, tail, element)
Remove an element from a DLL.
int32_t op_result
GNUNET_SYSERR on failure, GNUNET_OK on success
Definition: reclaim.h:118
#define GNUNET_MQ_msg(mvar, type)
Allocate a GNUNET_MQ_Envelope.
Definition: gnunet_mq_lib.h:67
struct AttributeStoreHandle * store_op_head
Head of DLL of attribute store ops.
static void cleanup_as_handle(struct AttributeStoreHandle *ash)
Cleanup attribute store handle.
struct GNUNET_MQ_Handle * mq
Message queue for transmission to client.
uint32_t r_id
request id
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
Handle for attribute store request.
struct AttributeStoreHandle * store_op_tail
Tail of DLL of attribute store ops.
struct IdpClient * client
Client connection.
Attribute store/delete response message.
Definition: reclaim.h:103
struct GNUNET_MQ_Envelope * env
Definition: 005.c:1
#define GNUNET_MESSAGE_TYPE_RECLAIM_SUCCESS_RESPONSE
#define GNUNET_log(kind,...)
struct GNUNET_NAMESTORE_QueueEntry * ns_qe
QueueEntry.
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
static void do_shutdown(void *cls)
Shutdown task.
uint32_t id
Unique identifier for this request (for key collisions).
Definition: reclaim.h:113
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◆ attr_store_task()

static void attr_store_task ( void *  cls)
static

Add a new attribute.

Parameters
clsthe AttributeStoreHandle

Definition at line 1009 of file gnunet-service-reclaim.c.

References attr_store_cont(), buf, AttributeStoreHandle::claim, GNUNET_GNSRECORD_Data::data, GNUNET_GNSRECORD_Data::data_size, AttributeStoreHandle::exp, GNUNET_GNSRECORD_Data::expiration_time, GNUNET_GNSRECORD_Data::flags, GNUNET_ERROR_TYPE_DEBUG, GNUNET_free, GNUNET_GNSRECORD_RF_RELATIVE_EXPIRATION, GNUNET_GNSRECORD_TYPE_RECLAIM_ATTRIBUTE, GNUNET_log, GNUNET_malloc, GNUNET_NAMESTORE_records_store(), GNUNET_RECLAIM_attribute_serialize(), GNUNET_RECLAIM_attribute_serialize_get_size(), GNUNET_RECLAIM_id_generate, GNUNET_RECLAIM_id_is_zero, GNUNET_STRINGS_data_to_string_alloc(), GNUNET_YES, GNUNET_RECLAIM_Attribute::id, AttributeStoreHandle::identity, AttributeStoreHandle::ns_qe, GNUNET_GNSRECORD_Data::record_type, and GNUNET_TIME_Relative::rel_value_us.

Referenced by handle_attribute_store_message().

1010 {
1011  struct AttributeStoreHandle *ash = cls;
1012  struct GNUNET_GNSRECORD_Data rd[1];
1013  char *buf;
1014  char *label;
1015  size_t buf_size;
1016 
1017  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Storing attribute\n");
1019  buf = GNUNET_malloc (buf_size);
1020  // Give the ash a new id if unset
1021  if (GNUNET_YES == GNUNET_RECLAIM_id_is_zero (&ash->claim->id))
1024  label
1026  sizeof (ash->claim->id));
1027  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Encrypting with label %s\n", label);
1028 
1029  rd[0].data_size = buf_size;
1030  rd[0].data = buf;
1031  rd[0].record_type = GNUNET_GNSRECORD_TYPE_RECLAIM_ATTRIBUTE;
1033  rd[0].expiration_time = ash->exp.rel_value_us;
1035  &ash->identity,
1036  label,
1037  1,
1038  rd,
1039  &attr_store_cont,
1040  ash);
1041  GNUNET_free (buf);
1042  GNUNET_free (label);
1043 }
uint64_t rel_value_us
The actual value.
static void attr_store_cont(void *cls, int32_t success, const char *emsg)
Attribute store result handler.
struct GNUNET_NAMESTORE_QueueEntry * GNUNET_NAMESTORE_records_store(struct GNUNET_NAMESTORE_Handle *h, const struct GNUNET_IDENTITY_PrivateKey *pkey, const char *label, unsigned int rd_count, const struct GNUNET_GNSRECORD_Data *rd, GNUNET_NAMESTORE_ContinuationWithStatus cont, void *cont_cls)
Store an item in the namestore.
#define GNUNET_GNSRECORD_TYPE_RECLAIM_ATTRIBUTE
identity attribute
size_t GNUNET_RECLAIM_attribute_serialize(const struct GNUNET_RECLAIM_Attribute *attr, char *result)
Serialize an attribute.
size_t GNUNET_RECLAIM_attribute_serialize_get_size(const struct GNUNET_RECLAIM_Attribute *attr)
Get required size for serialization buffer.
struct GNUNET_TIME_Relative exp
The attribute expiration interval.
Handle for attribute store request.
static char buf[2048]
struct GNUNET_RECLAIM_Identifier id
ID.
struct GNUNET_IDENTITY_PrivateKey identity
Identity.
#define GNUNET_log(kind,...)
static struct GNUNET_NAMESTORE_Handle * nsh
Namestore handle.
struct GNUNET_NAMESTORE_QueueEntry * ns_qe
QueueEntry.
char * GNUNET_STRINGS_data_to_string_alloc(const void *buf, size_t size)
Return the base32crockford encoding of the given buffer.
Definition: strings.c:937
This expiration time of the record is a relative time (not an absolute time).
#define GNUNET_RECLAIM_id_generate(id)
struct GNUNET_RECLAIM_Attribute * claim
The attribute to store.
#define GNUNET_malloc(size)
Wrapper around malloc.
#define GNUNET_free(ptr)
Wrapper around free.
#define GNUNET_RECLAIM_id_is_zero(a)
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◆ check_attribute_store_message()

static int check_attribute_store_message ( void *  cls,
const struct AttributeStoreMessage sam 
)
static

Check an attribute store message.

Parameters
clsunused
samthe message to check

Definition at line 1053 of file gnunet-service-reclaim.c.

References GNUNET_break, GNUNET_OK, GNUNET_SYSERR, AttributeStoreMessage::header, size, and GNUNET_MessageHeader::size.

1055 {
1056  uint16_t size;
1057 
1058  size = ntohs (sam->header.size);
1059  if (size <= sizeof(struct AttributeStoreMessage))
1060  {
1061  GNUNET_break (0);
1062  return GNUNET_SYSERR;
1063  }
1064  return GNUNET_OK;
1065 }
uint16_t size
The length of the struct (in bytes, including the length field itself), in big-endian format...
Use to store an identity attribute.
Definition: reclaim.h:40
#define GNUNET_break(cond)
Use this for internal assertion violations that are not fatal (can be handled) but should not occur...
struct GNUNET_MessageHeader header
Type: GNUNET_MESSAGE_TYPE_IDENTITY_SET_DEFAULT.
Definition: reclaim.h:45
static unsigned int size
Size of the "table".
Definition: peer.c:67

◆ handle_attribute_store_message()

static void handle_attribute_store_message ( void *  cls,
const struct AttributeStoreMessage sam 
)
static

Handle an attribute store message.

Parameters
clsour client
samthe message to handle

Definition at line 1075 of file gnunet-service-reclaim.c.

References AttributeStoreMessage::attr_len, attr_store_task(), AttributeStoreHandle::claim, IdpClient::client, AttributeStoreHandle::client, AttributeStoreHandle::exp, GNUNET_CONTAINER_DLL_insert, GNUNET_ERROR_TYPE_DEBUG, GNUNET_IDENTITY_key_get_public(), GNUNET_log, GNUNET_new, GNUNET_ntohll(), GNUNET_RECLAIM_attribute_deserialize(), GNUNET_SCHEDULER_add_now(), GNUNET_SERVICE_client_continue(), AttributeStoreHandle::identity, AttributeStoreHandle::identity_pkey, idp, AttributeStoreHandle::r_id, GNUNET_TIME_Relative::rel_value_us, IdpClient::store_op_head, and IdpClient::store_op_tail.

1077 {
1078  struct AttributeStoreHandle *ash;
1079  struct IdpClient *idp = cls;
1080  size_t data_len;
1081 
1082  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received ATTRIBUTE_STORE message\n");
1083 
1084  data_len = ntohs (sam->attr_len);
1085 
1086  ash = GNUNET_new (struct AttributeStoreHandle);
1087  GNUNET_RECLAIM_attribute_deserialize ((char *) &sam[1],
1088  data_len,
1089  &ash->claim);
1090 
1091  ash->r_id = ntohl (sam->id);
1092  ash->identity = sam->identity;
1093  ash->exp.rel_value_us = GNUNET_ntohll (sam->exp);
1095 
1097  ash->client = idp;
1100 }
ssize_t GNUNET_RECLAIM_attribute_deserialize(const char *data, size_t data_size, struct GNUNET_RECLAIM_Attribute **attr)
Deserialize an attribute.
uint64_t rel_value_us
The actual value.
#define GNUNET_CONTAINER_DLL_insert(head, tail, element)
Insert an element at the head of a DLL.
An idp client.
#define GNUNET_new(type)
Allocate a struct or union of the given type.
struct AttributeStoreHandle * store_op_head
Head of DLL of attribute store ops.
struct GNUNET_SERVICE_Client * client
The client.
uint32_t r_id
request id
static void attr_store_task(void *cls)
Add a new attribute.
struct GNUNET_TIME_Relative exp
The attribute expiration interval.
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
struct GNUNET_IDENTITY_PublicKey identity_pkey
Identity pubkey.
Handle for attribute store request.
struct AttributeStoreHandle * store_op_tail
Tail of DLL of attribute store ops.
enum GNUNET_GenericReturnValue GNUNET_IDENTITY_key_get_public(const struct GNUNET_IDENTITY_PrivateKey *privkey, struct GNUNET_IDENTITY_PublicKey *key)
Retrieves the public key representation of a private key.
Definition: identity_api.c:175
struct IdpClient * client
Client connection.
uint32_t attr_len
The length of the attribute.
Definition: reclaim.h:55
uint64_t exp
The expiration interval of the attribute.
Definition: reclaim.h:60
static struct GNUNET_RECLAIM_Handle * idp
Identity Provider.
struct GNUNET_IDENTITY_PrivateKey identity
Identity.
#define GNUNET_log(kind,...)
struct GNUNET_RECLAIM_Attribute * claim
The attribute to store.
void GNUNET_SERVICE_client_continue(struct GNUNET_SERVICE_Client *c)
Continue receiving further messages from the given client.
Definition: service.c:2244
uint32_t id
Unique identifier for this request (for key collisions).
Definition: reclaim.h:50
uint64_t GNUNET_ntohll(uint64_t n)
Convert unsigned 64-bit integer to host byte order.
Definition: common_endian.c:53
struct GNUNET_IDENTITY_PrivateKey identity
Identity.
Definition: reclaim.h:65
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◆ cred_store_cont()

static void cred_store_cont ( void *  cls,
int32_t  success,
const char *  emsg 
)
static

Credential store result handler.

Parameters
clsour attribute store handle
successGNUNET_OK if successful
emsgerror message (NULL if success=GNUNET_OK)

Definition at line 1111 of file gnunet-service-reclaim.c.

References cleanup_as_handle(), AttributeStoreHandle::client, do_shutdown(), env, GNUNET_CONTAINER_DLL_remove, GNUNET_ERROR_TYPE_DEBUG, GNUNET_ERROR_TYPE_ERROR, GNUNET_log, GNUNET_MESSAGE_TYPE_RECLAIM_SUCCESS_RESPONSE, GNUNET_MQ_msg, GNUNET_MQ_send(), GNUNET_OK, GNUNET_SCHEDULER_add_now(), GNUNET_SYSERR, SuccessResultMessage::id, IdpClient::mq, AttributeStoreHandle::ns_qe, SuccessResultMessage::op_result, AttributeStoreHandle::r_id, IdpClient::store_op_head, and IdpClient::store_op_tail.

Referenced by cred_add_cb().

1112 {
1113  struct AttributeStoreHandle *ash = cls;
1114  struct GNUNET_MQ_Envelope *env;
1115  struct SuccessResultMessage *acr_msg;
1116 
1117  ash->ns_qe = NULL;
1119  ash->client->store_op_tail,
1120  ash);
1121 
1122  if (GNUNET_SYSERR == success)
1123  {
1125  "Failed to store credential: %s\n",
1126  emsg);
1127  cleanup_as_handle (ash);
1129  return;
1130  }
1131 
1132  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Sending SUCCESS_RESPONSE message\n");
1134  acr_msg->id = htonl (ash->r_id);
1135  acr_msg->op_result = htonl (GNUNET_OK);
1136  GNUNET_MQ_send (ash->client->mq, env);
1137  cleanup_as_handle (ash);
1138 }
#define GNUNET_CONTAINER_DLL_remove(head, tail, element)
Remove an element from a DLL.
int32_t op_result
GNUNET_SYSERR on failure, GNUNET_OK on success
Definition: reclaim.h:118
#define GNUNET_MQ_msg(mvar, type)
Allocate a GNUNET_MQ_Envelope.
Definition: gnunet_mq_lib.h:67
struct AttributeStoreHandle * store_op_head
Head of DLL of attribute store ops.
static void cleanup_as_handle(struct AttributeStoreHandle *ash)
Cleanup attribute store handle.
struct GNUNET_MQ_Handle * mq
Message queue for transmission to client.
uint32_t r_id
request id
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
Handle for attribute store request.
struct AttributeStoreHandle * store_op_tail
Tail of DLL of attribute store ops.
struct IdpClient * client
Client connection.
Attribute store/delete response message.
Definition: reclaim.h:103
struct GNUNET_MQ_Envelope * env
Definition: 005.c:1
#define GNUNET_MESSAGE_TYPE_RECLAIM_SUCCESS_RESPONSE
#define GNUNET_log(kind,...)
struct GNUNET_NAMESTORE_QueueEntry * ns_qe
QueueEntry.
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
static void do_shutdown(void *cls)
Shutdown task.
uint32_t id
Unique identifier for this request (for key collisions).
Definition: reclaim.h:113
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◆ cred_error()

static void cred_error ( void *  cls)
static

Error looking up potential credential.

Abort.

Parameters
clsour attribute store handle

Definition at line 1147 of file gnunet-service-reclaim.c.

References cleanup_as_handle(), do_shutdown(), GNUNET_ERROR_TYPE_ERROR, GNUNET_log, and GNUNET_SCHEDULER_add_now().

Referenced by cred_store_task().

1148 {
1149  struct AttributeStoreHandle *ash = cls;
1151  "Failed to check for existing credential.\n");
1152  cleanup_as_handle (ash);
1154  return;
1155 }
static void cleanup_as_handle(struct AttributeStoreHandle *ash)
Cleanup attribute store handle.
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
Handle for attribute store request.
#define GNUNET_log(kind,...)
static void do_shutdown(void *cls)
Shutdown task.
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◆ cred_add_cb()

static void cred_add_cb ( void *  cls,
const struct GNUNET_IDENTITY_PrivateKey zone,
const char *  label,
unsigned int  rd_count,
const struct GNUNET_GNSRECORD_Data rd 
)
static

Check for existing record before storing credential.

Parameters
clsour attribute store handle
zonezone we are iterating
labellabel of the records
rd_countrecord count
rdrecords

Definition at line 1168 of file gnunet-service-reclaim.c.

References buf, cred_store_cont(), AttributeStoreHandle::credential, GNUNET_GNSRECORD_Data::data, GNUNET_GNSRECORD_Data::data_size, AttributeStoreHandle::exp, GNUNET_GNSRECORD_Data::expiration_time, GNUNET_GNSRECORD_Data::flags, GNUNET_ERROR_TYPE_DEBUG, GNUNET_free, GNUNET_GNSRECORD_RF_RELATIVE_EXPIRATION, GNUNET_GNSRECORD_TYPE_RECLAIM_CREDENTIAL, GNUNET_log, GNUNET_malloc, GNUNET_NAMESTORE_records_store(), GNUNET_RECLAIM_credential_serialize(), GNUNET_RECLAIM_credential_serialize_get_size(), AttributeStoreHandle::identity, AttributeStoreHandle::ns_qe, GNUNET_GNSRECORD_Data::record_type, and GNUNET_TIME_Relative::rel_value_us.

Referenced by cred_store_task().

1173 {
1174  struct AttributeStoreHandle *ash = cls;
1175  struct GNUNET_GNSRECORD_Data rd_new[1];
1176  char *buf;
1177  size_t buf_size;
1178 
1180  buf = GNUNET_malloc (buf_size);
1183  "Storing new credential under `%s'.\n",
1184  label);
1185  rd_new[0].data_size = buf_size;
1186  rd_new[0].data = buf;
1187  rd_new[0].record_type = GNUNET_GNSRECORD_TYPE_RECLAIM_CREDENTIAL;
1188  rd_new[0].flags = GNUNET_GNSRECORD_RF_RELATIVE_EXPIRATION;
1189  rd_new[0].expiration_time = ash->exp.rel_value_us;
1191  &ash->identity,
1192  label,
1193  1,
1194  rd_new,
1195  &cred_store_cont,
1196  ash);
1197  GNUNET_free (buf);
1198  return;
1199 }
static void cred_store_cont(void *cls, int32_t success, const char *emsg)
Credential store result handler.
uint64_t rel_value_us
The actual value.
size_t GNUNET_RECLAIM_credential_serialize_get_size(const struct GNUNET_RECLAIM_Credential *credential)
Get required size for serialization buffer.
struct GNUNET_NAMESTORE_QueueEntry * GNUNET_NAMESTORE_records_store(struct GNUNET_NAMESTORE_Handle *h, const struct GNUNET_IDENTITY_PrivateKey *pkey, const char *label, unsigned int rd_count, const struct GNUNET_GNSRECORD_Data *rd, GNUNET_NAMESTORE_ContinuationWithStatus cont, void *cont_cls)
Store an item in the namestore.
struct GNUNET_RECLAIM_Credential * credential
The credential to store.
struct GNUNET_TIME_Relative exp
The attribute expiration interval.
Handle for attribute store request.
static char buf[2048]
size_t GNUNET_RECLAIM_credential_serialize(const struct GNUNET_RECLAIM_Credential *credential, char *result)
Serialize an credential.
#define GNUNET_GNSRECORD_TYPE_RECLAIM_CREDENTIAL
Record type for an attribute attestation (e.g.
struct GNUNET_IDENTITY_PrivateKey identity
Identity.
#define GNUNET_log(kind,...)
static struct GNUNET_NAMESTORE_Handle * nsh
Namestore handle.
struct GNUNET_NAMESTORE_QueueEntry * ns_qe
QueueEntry.
This expiration time of the record is a relative time (not an absolute time).
#define GNUNET_malloc(size)
Wrapper around malloc.
#define GNUNET_free(ptr)
Wrapper around free.
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◆ cred_store_task()

static void cred_store_task ( void *  cls)
static

Add a new credential.

Parameters
clsthe AttributeStoreHandle

Definition at line 1208 of file gnunet-service-reclaim.c.

References cred_add_cb(), cred_error(), AttributeStoreHandle::credential, GNUNET_ERROR_TYPE_DEBUG, GNUNET_free, GNUNET_log, GNUNET_NAMESTORE_records_lookup(), GNUNET_RECLAIM_id_generate, GNUNET_RECLAIM_id_is_zero, GNUNET_STRINGS_data_to_string_alloc(), GNUNET_YES, GNUNET_RECLAIM_Credential::id, AttributeStoreHandle::identity, and AttributeStoreHandle::ns_qe.

Referenced by handle_credential_store_message().

1209 {
1210  struct AttributeStoreHandle *ash = cls;
1211  char *label;
1212 
1213  // Give the ash a new id if unset
1217  sizeof (ash->credential->id));
1219  "Looking up existing data under label `%s'\n", label);
1221  &ash->identity,
1222  label,
1223  &cred_error,
1224  ash,
1225  &cred_add_cb,
1226  ash);
1227  GNUNET_free (label);
1228 }
static void cred_error(void *cls)
Error looking up potential credential.
struct GNUNET_RECLAIM_Identifier id
ID.
struct GNUNET_RECLAIM_Credential * credential
The credential to store.
Handle for attribute store request.
static void cred_add_cb(void *cls, const struct GNUNET_IDENTITY_PrivateKey *zone, const char *label, unsigned int rd_count, const struct GNUNET_GNSRECORD_Data *rd)
Check for existing record before storing credential.
struct GNUNET_IDENTITY_PrivateKey identity
Identity.
struct GNUNET_NAMESTORE_QueueEntry * GNUNET_NAMESTORE_records_lookup(struct GNUNET_NAMESTORE_Handle *h, const struct GNUNET_IDENTITY_PrivateKey *pkey, const char *label, GNUNET_SCHEDULER_TaskCallback error_cb, void *error_cb_cls, GNUNET_NAMESTORE_RecordMonitor rm, void *rm_cls)
Lookup an item in the namestore.
#define GNUNET_log(kind,...)
static struct GNUNET_NAMESTORE_Handle * nsh
Namestore handle.
struct GNUNET_NAMESTORE_QueueEntry * ns_qe
QueueEntry.
char * GNUNET_STRINGS_data_to_string_alloc(const void *buf, size_t size)
Return the base32crockford encoding of the given buffer.
Definition: strings.c:937
#define GNUNET_RECLAIM_id_generate(id)
#define GNUNET_free(ptr)
Wrapper around free.
#define GNUNET_RECLAIM_id_is_zero(a)
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◆ check_credential_store_message()

static int check_credential_store_message ( void *  cls,
const struct AttributeStoreMessage sam 
)
static

Check an credential store message.

Parameters
clsunused
samthe message to check

Definition at line 1238 of file gnunet-service-reclaim.c.

References GNUNET_break, GNUNET_OK, GNUNET_SYSERR, AttributeStoreMessage::header, size, and GNUNET_MessageHeader::size.

1240 {
1241  uint16_t size;
1242 
1243  size = ntohs (sam->header.size);
1244  if (size <= sizeof(struct AttributeStoreMessage))
1245  {
1246  GNUNET_break (0);
1247  return GNUNET_SYSERR;
1248  }
1249  return GNUNET_OK;
1250 }
uint16_t size
The length of the struct (in bytes, including the length field itself), in big-endian format...
Use to store an identity attribute.
Definition: reclaim.h:40
#define GNUNET_break(cond)
Use this for internal assertion violations that are not fatal (can be handled) but should not occur...
struct GNUNET_MessageHeader header
Type: GNUNET_MESSAGE_TYPE_IDENTITY_SET_DEFAULT.
Definition: reclaim.h:45
static unsigned int size
Size of the "table".
Definition: peer.c:67

◆ handle_credential_store_message()

static void handle_credential_store_message ( void *  cls,
const struct AttributeStoreMessage sam 
)
static

Handle a credential store message.

Parameters
clsour client
samthe message to handle

Definition at line 1260 of file gnunet-service-reclaim.c.

References AttributeStoreMessage::attr_len, IdpClient::client, AttributeStoreHandle::client, cred_store_task(), AttributeStoreHandle::credential, AttributeStoreHandle::exp, GNUNET_CONTAINER_DLL_insert, GNUNET_ERROR_TYPE_DEBUG, GNUNET_IDENTITY_key_get_public(), GNUNET_log, GNUNET_new, GNUNET_ntohll(), GNUNET_RECLAIM_credential_deserialize(), GNUNET_SCHEDULER_add_now(), GNUNET_SERVICE_client_continue(), AttributeStoreHandle::identity, AttributeStoreHandle::identity_pkey, idp, AttributeStoreHandle::r_id, GNUNET_TIME_Relative::rel_value_us, IdpClient::store_op_head, and IdpClient::store_op_tail.

1262 {
1263  struct AttributeStoreHandle *ash;
1264  struct IdpClient *idp = cls;
1265  size_t data_len;
1266 
1267  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received CREDENTIAL_STORE message\n");
1268 
1269  data_len = ntohs (sam->attr_len);
1270 
1271  ash = GNUNET_new (struct AttributeStoreHandle);
1272  ash->credential = GNUNET_RECLAIM_credential_deserialize ((char *) &sam[1],
1273  data_len);
1274 
1275  ash->r_id = ntohl (sam->id);
1276  ash->identity = sam->identity;
1277  ash->exp.rel_value_us = GNUNET_ntohll (sam->exp);
1279 
1281  ash->client = idp;
1284 }
struct GNUNET_RECLAIM_Credential * GNUNET_RECLAIM_credential_deserialize(const char *data, size_t data_size)
Deserialize an credential.
uint64_t rel_value_us
The actual value.
#define GNUNET_CONTAINER_DLL_insert(head, tail, element)
Insert an element at the head of a DLL.
An idp client.
static void cred_store_task(void *cls)
Add a new credential.
#define GNUNET_new(type)
Allocate a struct or union of the given type.
struct AttributeStoreHandle * store_op_head
Head of DLL of attribute store ops.
struct GNUNET_SERVICE_Client * client
The client.
struct GNUNET_RECLAIM_Credential * credential
The credential to store.
uint32_t r_id
request id
struct GNUNET_TIME_Relative exp
The attribute expiration interval.
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
struct GNUNET_IDENTITY_PublicKey identity_pkey
Identity pubkey.
Handle for attribute store request.
struct AttributeStoreHandle * store_op_tail
Tail of DLL of attribute store ops.
enum GNUNET_GenericReturnValue GNUNET_IDENTITY_key_get_public(const struct GNUNET_IDENTITY_PrivateKey *privkey, struct GNUNET_IDENTITY_PublicKey *key)
Retrieves the public key representation of a private key.
Definition: identity_api.c:175
struct IdpClient * client
Client connection.
uint32_t attr_len
The length of the attribute.
Definition: reclaim.h:55
uint64_t exp
The expiration interval of the attribute.
Definition: reclaim.h:60
static struct GNUNET_RECLAIM_Handle * idp
Identity Provider.
struct GNUNET_IDENTITY_PrivateKey identity
Identity.
#define GNUNET_log(kind,...)
void GNUNET_SERVICE_client_continue(struct GNUNET_SERVICE_Client *c)
Continue receiving further messages from the given client.
Definition: service.c:2244
uint32_t id
Unique identifier for this request (for key collisions).
Definition: reclaim.h:50
uint64_t GNUNET_ntohll(uint64_t n)
Convert unsigned 64-bit integer to host byte order.
Definition: common_endian.c:53
struct GNUNET_IDENTITY_PrivateKey identity
Identity.
Definition: reclaim.h:65
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◆ send_delete_response()

static void send_delete_response ( struct AttributeDeleteHandle adh,
int32_t  success 
)
static

Send a deletion success response.

Parameters
adhour attribute deletion handle
successthe success status

Definition at line 1294 of file gnunet-service-reclaim.c.

References AttributeDeleteHandle::client, IdpClient::delete_op_head, IdpClient::delete_op_tail, env, GNUNET_CONTAINER_DLL_remove, GNUNET_ERROR_TYPE_DEBUG, GNUNET_log, GNUNET_MESSAGE_TYPE_RECLAIM_SUCCESS_RESPONSE, GNUNET_MQ_msg, GNUNET_MQ_send(), SuccessResultMessage::id, IdpClient::mq, SuccessResultMessage::op_result, and AttributeDeleteHandle::r_id.

Referenced by attr_delete_cont(), consistency_iter_err(), cred_delete_cont(), offending_attr_delete_cont(), and update_tickets().

1295 {
1296  struct GNUNET_MQ_Envelope *env;
1297  struct SuccessResultMessage *acr_msg;
1298 
1300  adh->client->delete_op_tail,
1301  adh);
1302 
1303  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Sending SUCCESS_RESPONSE message\n");
1305  acr_msg->id = htonl (adh->r_id);
1306  acr_msg->op_result = htonl (success);
1307  GNUNET_MQ_send (adh->client->mq, env);
1308 }
#define GNUNET_CONTAINER_DLL_remove(head, tail, element)
Remove an element from a DLL.
int32_t op_result
GNUNET_SYSERR on failure, GNUNET_OK on success
Definition: reclaim.h:118
#define GNUNET_MQ_msg(mvar, type)
Allocate a GNUNET_MQ_Envelope.
Definition: gnunet_mq_lib.h:67
struct GNUNET_MQ_Handle * mq
Message queue for transmission to client.
Attribute store/delete response message.
Definition: reclaim.h:103
struct IdpClient * client
Client connection.
struct GNUNET_MQ_Envelope * env
Definition: 005.c:1
struct AttributeDeleteHandle * delete_op_head
Head of DLL of attribute delete ops.
#define GNUNET_MESSAGE_TYPE_RECLAIM_SUCCESS_RESPONSE
#define GNUNET_log(kind,...)
struct AttributeDeleteHandle * delete_op_tail
Tail of DLL of attribute delete ops.
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
uint32_t id
Unique identifier for this request (for key collisions).
Definition: reclaim.h:113
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◆ consistency_iter()

static void consistency_iter ( void *  cls,
const struct GNUNET_IDENTITY_PrivateKey zone,
const char *  label,
unsigned int  rd_count,
const struct GNUNET_GNSRECORD_Data rd 
)
static

Namestore iteration within attribute deletion.

We need to reissue tickets with the deleted attribute removed.

Parameters
clsour attribute deletion handle
zonethe private key of the ticket issuer
labelthe label of the record
rd_countnumber of records
rdrecord data

Definition at line 1322 of file gnunet-service-reclaim.c.

References GNUNET_RECLAIM_AttributeListEntry::attribute, GNUNET_RECLAIM_CredentialListEntry::credential, TicketRecordsEntry::data, data, TicketRecordsEntry::data_size, data_size, AttributeDeleteHandle::existing_attributes, AttributeDeleteHandle::existing_credentials, GNUNET_CONTAINER_DLL_insert, GNUNET_ERROR_TYPE_DEBUG, GNUNET_GNSRECORD_records_get_size(), GNUNET_GNSRECORD_records_serialize(), GNUNET_GNSRECORD_TYPE_RECLAIM_ATTRIBUTE, GNUNET_GNSRECORD_TYPE_RECLAIM_CREDENTIAL, GNUNET_GNSRECORD_TYPE_RECLAIM_TICKET, GNUNET_log, GNUNET_malloc, GNUNET_NAMESTORE_zone_iterator_next(), GNUNET_new, GNUNET_NO, GNUNET_RECLAIM_attribute_deserialize(), GNUNET_RECLAIM_credential_deserialize(), GNUNET_strdup, GNUNET_YES, TicketRecordsEntry::label, GNUNET_RECLAIM_AttributeList::list_head, GNUNET_RECLAIM_CredentialList::list_head, GNUNET_RECLAIM_AttributeList::list_tail, GNUNET_RECLAIM_CredentialList::list_tail, AttributeDeleteHandle::ns_it, TicketRecordsEntry::rd_count, AttributeDeleteHandle::tickets_to_update_head, AttributeDeleteHandle::tickets_to_update_tail, and update_tickets().

Referenced by start_consistency_update().

1327 {
1328  struct AttributeDeleteHandle *adh = cls;
1329  struct TicketRecordsEntry *le;
1332  int is_ticket = GNUNET_NO;
1333  for (int i = 0; i < rd_count; i++)
1334  {
1335  switch (rd[i].record_type)
1336  {
1340  rd[i].data_size,
1341  &ale->attribute);
1344  ale);
1345  break;
1349  rd[i].data_size);
1352  cle);
1353  break;
1356  "Ticket to delete found (%s)\n",
1357  label);
1358  is_ticket = GNUNET_YES;
1359  break;
1360  default:
1361  break;
1362  }
1363  if (GNUNET_YES == is_ticket)
1364  break;
1365  }
1366  if (GNUNET_YES == is_ticket)
1367  {
1368  le = GNUNET_new (struct TicketRecordsEntry);
1369  le->data_size = GNUNET_GNSRECORD_records_get_size (rd_count, rd);
1370  le->data = GNUNET_malloc (le->data_size);
1371  le->rd_count = rd_count;
1372  le->label = GNUNET_strdup (label);
1373  GNUNET_GNSRECORD_records_serialize (rd_count, rd, le->data_size, le->data);
1376  le);
1377  }
1379 }
Handle for attribute deletion request.
ssize_t GNUNET_RECLAIM_attribute_deserialize(const char *data, size_t data_size, struct GNUNET_RECLAIM_Attribute **attr)
Deserialize an attribute.
GNUNET_NETWORK_STRUCT_END ssize_t GNUNET_GNSRECORD_records_get_size(unsigned int rd_count, const struct GNUNET_GNSRECORD_Data *rd)
Calculate how many bytes we will need to serialize the given records.
struct GNUNET_RECLAIM_Credential * GNUNET_RECLAIM_credential_deserialize(const char *data, size_t data_size)
Deserialize an credential.
struct TicketRecordsEntry * tickets_to_update_tail
Tickets to update.
#define GNUNET_CONTAINER_DLL_insert(head, tail, element)
Insert an element at the head of a DLL.
ssize_t GNUNET_GNSRECORD_records_serialize(unsigned int rd_count, const struct GNUNET_GNSRECORD_Data *rd, size_t dest_size, char *dest)
Serialize the given records to the given destination buffer.
struct GNUNET_RECLAIM_Credential * credential
The credential.
static size_t data_size
Number of bytes in data.
Definition: gnunet-abd.c:187
struct GNUNET_RECLAIM_CredentialListEntry * list_tail
List tail.
struct GNUNET_RECLAIM_AttributeList * existing_attributes
Existing attributes.
#define GNUNET_new(type)
Allocate a struct or union of the given type.
void GNUNET_NAMESTORE_zone_iterator_next(struct GNUNET_NAMESTORE_ZoneIterator *it, uint64_t limit)
Calls the record processor specified in GNUNET_NAMESTORE_zone_iteration_start for the next record...
#define GNUNET_GNSRECORD_TYPE_RECLAIM_ATTRIBUTE
identity attribute
#define GNUNET_strdup(a)
Wrapper around GNUNET_xstrdup_.
struct GNUNET_RECLAIM_Attribute * attribute
The attribute claim.
struct GNUNET_NAMESTORE_ZoneIterator * ns_it
Iterator.
struct GNUNET_RECLAIM_AttributeListEntry * list_tail
List tail.
unsigned int rd_count
Record count.
struct TicketRecordsEntry * tickets_to_update_head
Tickets to update.
struct GNUNET_RECLAIM_CredentialListEntry * list_head
List head.
#define GNUNET_GNSRECORD_TYPE_RECLAIM_TICKET
local ticket reference
#define GNUNET_GNSRECORD_TYPE_RECLAIM_CREDENTIAL
Record type for an attribute attestation (e.g.
struct GNUNET_RECLAIM_CredentialList * existing_credentials
Existing credentials.
#define GNUNET_log(kind,...)
uint32_t data
The data value.
struct GNUNET_RECLAIM_AttributeListEntry * list_head
List head.
#define GNUNET_malloc(size)
Wrapper around malloc.
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◆ update_tickets()

static void update_tickets ( void *  cls)
static

Recursion prototype for function.

Update tickets: Remove shared attribute which has just been deleted.

Parameters
clsour deletion handle

This method is called recursively until all tickets are processed. Eventually, the updated tickets are stored using ``update_tickets''.

Parameters
clsour attribute deletion handle

Definition at line 1415 of file gnunet-service-reclaim.c.

References GNUNET_RECLAIM_AttributeListEntry::attribute, cleanup_adh(), GNUNET_RECLAIM_CredentialListEntry::credential, GNUNET_RECLAIM_Presentation::credential_id, data, GNUNET_GNSRECORD_Data::data, GNUNET_GNSRECORD_Data::data_size, data_size, AttributeDeleteHandle::existing_attributes, AttributeDeleteHandle::existing_credentials, GNUNET_break, GNUNET_CONTAINER_DLL_remove, GNUNET_ERROR_TYPE_DEBUG, GNUNET_ERROR_TYPE_ERROR, GNUNET_free, GNUNET_GNSRECORD_records_deserialize(), GNUNET_GNSRECORD_TYPE_RECLAIM_ATTRIBUTE_REF, GNUNET_GNSRECORD_TYPE_RECLAIM_PRESENTATION, GNUNET_GNSRECORD_TYPE_RECLAIM_TICKET, GNUNET_log, GNUNET_NAMESTORE_records_store(), GNUNET_OK, GNUNET_RECLAIM_id_is_equal, GNUNET_RECLAIM_presentation_deserialize(), GNUNET_SYSERR, GNUNET_YES, GNUNET_RECLAIM_Attribute::id, GNUNET_RECLAIM_Credential::id, AttributeDeleteHandle::identity, GNUNET_RECLAIM_AttributeList::list_head, GNUNET_RECLAIM_CredentialList::list_head, GNUNET_RECLAIM_Attribute::name, GNUNET_RECLAIM_Credential::name, GNUNET_RECLAIM_AttributeListEntry::next, GNUNET_RECLAIM_CredentialListEntry::next, AttributeDeleteHandle::ns_qe, purge_attributes(), send_delete_response(), ticket_updated(), AttributeDeleteHandle::tickets_to_update_head, and AttributeDeleteHandle::tickets_to_update_tail.

Referenced by consistency_iter(), purge_attributes(), and ticket_updated().

1416 {
1417  struct AttributeDeleteHandle *adh = cls;
1418  struct TicketRecordsEntry *le;
1419 
1420  if (NULL == adh->tickets_to_update_head)
1421  {
1423  "Finished updating tickets, success\n");
1425  cleanup_adh (adh);
1426  return;
1427  }
1428  le = adh->tickets_to_update_head;
1431  le);
1432  struct GNUNET_GNSRECORD_Data rd[le->rd_count];
1433  struct GNUNET_GNSRECORD_Data rd_new[le->rd_count - 1];
1435  le->data,
1436  le->rd_count,
1437  rd))
1438  {
1440  "Unable to deserialize record data!\n");
1442  cleanup_adh (adh);
1443  return;
1444  }
1445  int j = 0;
1446  int i = 0;
1449  struct GNUNET_RECLAIM_Presentation *presentation;
1450  for (i = 0; i < le->rd_count; i++)
1451  {
1452  switch (rd[i].record_type)
1453  {
1455  for (ale = adh->existing_attributes->list_head; NULL != ale; ale =
1456  ale->next)
1457  {
1459  &ale->attribute->id))
1460  {
1462  "Found attribute %s, readding...\n",
1463  ale->attribute->name);
1464  rd_new[j] = rd[i];
1465  j++;
1466  break; // Found and added
1467  }
1468  }
1469  break;
1471  presentation = GNUNET_RECLAIM_presentation_deserialize (rd[i].data,
1472  rd[i].data_size);
1473  for (cle = adh->existing_credentials->list_head; NULL != cle; cle =
1474  cle->next)
1475  {
1477  &presentation->credential_id,
1478  &cle->credential->id))
1479  {
1481  "Found presentation for credential %s, readding...\n",
1482  cle->credential->name);
1483  rd_new[j] = rd[i];
1484  j++;
1485  break; // Found and added
1486  }
1487  }
1488  GNUNET_free (presentation);
1489  break;
1491  rd_new[j] = rd[i];
1492  j++;
1493  break; // Found and added
1494  default:
1495  GNUNET_break (0);
1496  }
1497  }
1499  "Updating ticket with %d entries (%d before)...\n",
1500  j, i);
1502  &adh->identity,
1503  le->label,
1504  j,
1505  rd_new,
1506  &ticket_updated,
1507  adh);
1508  GNUNET_free (le->label);
1509  GNUNET_free (le->data);
1510  GNUNET_free (le);
1511 }
#define GNUNET_CONTAINER_DLL_remove(head, tail, element)
Remove an element from a DLL.
Handle for attribute deletion request.
struct TicketRecordsEntry * tickets_to_update_tail
Tickets to update.
struct GNUNET_RECLAIM_Identifier id
ID.
#define GNUNET_GNSRECORD_TYPE_RECLAIM_ATTRIBUTE_REF
for reclaim records
const char * name
The name of the attribute.
struct GNUNET_RECLAIM_Credential * credential
The credential.
struct GNUNET_IDENTITY_PrivateKey identity
Identity.
static size_t data_size
Number of bytes in data.
Definition: gnunet-abd.c:187
struct GNUNET_RECLAIM_AttributeList * existing_attributes
Existing attributes.
struct GNUNET_RECLAIM_CredentialListEntry * next
DLL.
struct GNUNET_NAMESTORE_QueueEntry * GNUNET_NAMESTORE_records_store(struct GNUNET_NAMESTORE_Handle *h, const struct GNUNET_IDENTITY_PrivateKey *pkey, const char *label, unsigned int rd_count, const struct GNUNET_GNSRECORD_Data *rd, GNUNET_NAMESTORE_ContinuationWithStatus cont, void *cont_cls)
Store an item in the namestore.
struct GNUNET_NAMESTORE_QueueEntry * ns_qe
QueueEntry.
int GNUNET_GNSRECORD_records_deserialize(size_t len, const char *src, unsigned int rd_count, struct GNUNET_GNSRECORD_Data *dest)
Deserialize the given records to the given destination.
#define GNUNET_break(cond)
Use this for internal assertion violations that are not fatal (can be handled) but should not occur...
struct GNUNET_RECLAIM_Attribute * attribute
The attribute claim.
static void send_delete_response(struct AttributeDeleteHandle *adh, int32_t success)
Send a deletion success response.
unsigned int rd_count
Record count.
struct GNUNET_RECLAIM_Identifier credential_id
The credential id of which this is a presentation.
struct GNUNET_RECLAIM_Identifier id
ID.
struct TicketRecordsEntry * tickets_to_update_head
Tickets to update.
A credential presentation.
struct GNUNET_RECLAIM_CredentialListEntry * list_head
List head.
const char * name
The name of the credential.
struct GNUNET_RECLAIM_AttributeListEntry * next
DLL.
#define GNUNET_GNSRECORD_TYPE_RECLAIM_TICKET
local ticket reference
struct GNUNET_RECLAIM_Presentation * GNUNET_RECLAIM_presentation_deserialize(const char *data, size_t data_size)
Deserialize a presentation.
static void ticket_updated(void *cls, int32_t success, const char *emsg)
Callback called when a ticket was updated.
#define GNUNET_GNSRECORD_TYPE_RECLAIM_PRESENTATION
Record type for a presentation of a credential.
#define GNUNET_RECLAIM_id_is_equal(a, b)
struct GNUNET_RECLAIM_CredentialList * existing_credentials
Existing credentials.
#define GNUNET_log(kind,...)
static struct GNUNET_NAMESTORE_Handle * nsh
Namestore handle.
static void cleanup_adh(struct AttributeDeleteHandle *adh)
Cleanup attribute delete handle.
uint32_t data
The data value.
struct GNUNET_RECLAIM_AttributeListEntry * list_head
List head.
#define GNUNET_free(ptr)
Wrapper around free.
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◆ ticket_updated()

static void ticket_updated ( void *  cls,
int32_t  success,
const char *  emsg 
)
static

Callback called when a ticket was updated.

Parameters
clsour attribute deletion handle
successGNUNET_OK if successful
emsgerror message (NULL if success=GNUNET_OK)

Definition at line 1398 of file gnunet-service-reclaim.c.

References GNUNET_SCHEDULER_add_now(), AttributeDeleteHandle::ns_qe, and update_tickets().

Referenced by update_tickets().

1399 {
1400  struct AttributeDeleteHandle *adh = cls;
1401 
1402  adh->ns_qe = NULL;
1404 }
Handle for attribute deletion request.
static void update_tickets(void *cls)
Recursion prototype for function.
struct GNUNET_NAMESTORE_QueueEntry * ns_qe
QueueEntry.
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
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◆ purge_attributes()

static void purge_attributes ( void *  cls)
static

Delete all attributes which reference credentials that no longer exist.

Definition at line 1546 of file gnunet-service-reclaim.c.

References GNUNET_RECLAIM_AttributeListEntry::attribute, GNUNET_RECLAIM_Attribute::credential, GNUNET_RECLAIM_CredentialListEntry::credential, AttributeDeleteHandle::existing_attributes, AttributeDeleteHandle::existing_credentials, GNUNET_CONTAINER_DLL_remove, GNUNET_ERROR_TYPE_DEBUG, GNUNET_ERROR_TYPE_WARNING, GNUNET_free, GNUNET_log, GNUNET_NAMESTORE_records_store(), GNUNET_RECLAIM_id_is_equal, GNUNET_RECLAIM_id_is_zero, GNUNET_SCHEDULER_add_now(), GNUNET_STRINGS_data_to_string_alloc(), GNUNET_YES, GNUNET_RECLAIM_Attribute::id, GNUNET_RECLAIM_Credential::id, AttributeDeleteHandle::identity, GNUNET_RECLAIM_AttributeList::list_head, GNUNET_RECLAIM_CredentialList::list_head, GNUNET_RECLAIM_AttributeList::list_tail, GNUNET_RECLAIM_AttributeListEntry::next, GNUNET_RECLAIM_CredentialListEntry::next, AttributeDeleteHandle::ns_qe, offending_attr_delete_cont(), and update_tickets().

Referenced by consistency_iter_fin(), offending_attr_delete_cont(), and update_tickets().

1547 {
1548  struct AttributeDeleteHandle *adh = cls;
1551 
1552  for (ale = adh->existing_attributes->list_head; NULL != ale; ale = ale->next)
1553  {
1554  if (GNUNET_YES ==
1556  continue;
1557 
1558  for (cle = adh->existing_credentials->list_head;
1559  NULL != cle; cle = cle->next)
1560  {
1561  if (GNUNET_YES !=
1563  &ale->attribute->credential))
1564  continue;
1565  break;
1566  }
1567  if (NULL == cle)
1568  {
1570  "Found attribute with missing credential\n");
1571  break;
1572  }
1573  }
1574  if (NULL == ale)
1575  {
1577  "Attributes consistent, updating tickets.\n");
1579  return;
1580  }
1582  "Attributes inconsistent, deleting offending attribute.\n");
1583  char *label
1585  sizeof(ale->attribute->id));
1586 
1588  &adh->identity,
1589  label,
1590  0,
1591  NULL,
1593  adh);
1596  ale);
1597  GNUNET_free (ale);
1598  GNUNET_free (label);
1599 }
#define GNUNET_CONTAINER_DLL_remove(head, tail, element)
Remove an element from a DLL.
Handle for attribute deletion request.
static void update_tickets(void *cls)
Recursion prototype for function.
struct GNUNET_RECLAIM_Identifier id
ID.
struct GNUNET_RECLAIM_Credential * credential
The credential.
struct GNUNET_IDENTITY_PrivateKey identity
Identity.
struct GNUNET_RECLAIM_AttributeList * existing_attributes
Existing attributes.
struct GNUNET_RECLAIM_CredentialListEntry * next
DLL.
struct GNUNET_NAMESTORE_QueueEntry * GNUNET_NAMESTORE_records_store(struct GNUNET_NAMESTORE_Handle *h, const struct GNUNET_IDENTITY_PrivateKey *pkey, const char *label, unsigned int rd_count, const struct GNUNET_GNSRECORD_Data *rd, GNUNET_NAMESTORE_ContinuationWithStatus cont, void *cont_cls)
Store an item in the namestore.
struct GNUNET_NAMESTORE_QueueEntry * ns_qe
QueueEntry.
struct GNUNET_RECLAIM_Identifier credential
Referenced ID of credential (may be GNUNET_RECLAIM_ID_ZERO if self-creded)
struct GNUNET_RECLAIM_Attribute * attribute
The attribute claim.
struct GNUNET_RECLAIM_AttributeListEntry * list_tail
List tail.
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
struct GNUNET_RECLAIM_Identifier id
ID.
struct GNUNET_RECLAIM_CredentialListEntry * list_head
List head.
struct GNUNET_RECLAIM_AttributeListEntry * next
DLL.
#define GNUNET_RECLAIM_id_is_equal(a, b)
struct GNUNET_RECLAIM_CredentialList * existing_credentials
Existing credentials.
#define GNUNET_log(kind,...)
static struct GNUNET_NAMESTORE_Handle * nsh
Namestore handle.
static void offending_attr_delete_cont(void *cls, int32_t success, const char *emsg)
char * GNUNET_STRINGS_data_to_string_alloc(const void *buf, size_t size)
Return the base32crockford encoding of the given buffer.
Definition: strings.c:937
struct GNUNET_RECLAIM_AttributeListEntry * list_head
List head.
#define GNUNET_free(ptr)
Wrapper around free.
#define GNUNET_RECLAIM_id_is_zero(a)
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◆ offending_attr_delete_cont()

static void offending_attr_delete_cont ( void *  cls,
int32_t  success,
const char *  emsg 
)
static

Definition at line 1522 of file gnunet-service-reclaim.c.

References cleanup_adh(), GNUNET_ERROR_TYPE_DEBUG, GNUNET_ERROR_TYPE_ERROR, GNUNET_log, GNUNET_SCHEDULER_add_now(), GNUNET_SYSERR, AttributeDeleteHandle::label, AttributeDeleteHandle::ns_qe, purge_attributes(), and send_delete_response().

Referenced by purge_attributes().

1523 {
1524  struct AttributeDeleteHandle *adh = cls;
1525 
1526  adh->ns_qe = NULL;
1527  if (GNUNET_SYSERR == success)
1528  {
1530  "Error deleting attribute %s\n",
1531  adh->label);
1533  cleanup_adh (adh);
1534  return;
1535  }
1536  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Continuing consistency check...\n");
1538 }
Handle for attribute deletion request.
struct GNUNET_NAMESTORE_QueueEntry * ns_qe
QueueEntry.
static void purge_attributes(void *cls)
Delete all attributes which reference credentials that no longer exist.
static void send_delete_response(struct AttributeDeleteHandle *adh, int32_t success)
Send a deletion success response.
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 * label
Attribute label.
#define GNUNET_log(kind,...)
static void cleanup_adh(struct AttributeDeleteHandle *adh)
Cleanup attribute delete handle.
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◆ consistency_iter_fin()

static void consistency_iter_fin ( void *  cls)
static

Done collecting affected tickets, start updating.

Parameters
clsour attribute deletion handle

Definition at line 1608 of file gnunet-service-reclaim.c.

References GNUNET_SCHEDULER_add_now(), AttributeDeleteHandle::ns_it, and purge_attributes().

Referenced by start_consistency_update().

1609 {
1610  struct AttributeDeleteHandle *adh = cls;
1611  adh->ns_it = NULL;
1613 }
Handle for attribute deletion request.
struct GNUNET_NAMESTORE_ZoneIterator * ns_it
Iterator.
static void purge_attributes(void *cls)
Delete all attributes which reference credentials that no longer exist.
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
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◆ consistency_iter_err()

static void consistency_iter_err ( void *  cls)
static

Error collecting affected tickets.

Abort.

Parameters
clsour attribute deletion handle

Definition at line 1622 of file gnunet-service-reclaim.c.

References cleanup_adh(), GNUNET_ERROR_TYPE_ERROR, GNUNET_log, GNUNET_SYSERR, AttributeDeleteHandle::ns_it, and send_delete_response().

Referenced by start_consistency_update().

1623 {
1624  struct AttributeDeleteHandle *adh = cls;
1625 
1626  adh->ns_it = NULL;
1628  "Namestore error on consistency check\n");
1630  cleanup_adh (adh);
1631 }
Handle for attribute deletion request.
struct GNUNET_NAMESTORE_ZoneIterator * ns_it
Iterator.
static void send_delete_response(struct AttributeDeleteHandle *adh, int32_t success)
Send a deletion success response.
#define GNUNET_log(kind,...)
static void cleanup_adh(struct AttributeDeleteHandle *adh)
Cleanup attribute delete handle.
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◆ start_consistency_update()

static void start_consistency_update ( void *  cls)
static

Start processing tickets which may still contain reference to deleted attribute.

Parameters
clsattribute deletion handle

Definition at line 1641 of file gnunet-service-reclaim.c.

References consistency_iter(), consistency_iter_err(), consistency_iter_fin(), AttributeDeleteHandle::existing_attributes, AttributeDeleteHandle::existing_credentials, GNUNET_NAMESTORE_zone_iteration_start(), GNUNET_new, AttributeDeleteHandle::identity, and AttributeDeleteHandle::ns_it.

Referenced by attr_delete_cont(), and cred_delete_cont().

1642 {
1643  struct AttributeDeleteHandle *adh = cls;
1644 
1647 
1649  &adh->identity,
1651  adh,
1653  adh,
1655  adh);
1656 }
Handle for attribute deletion request.
static void consistency_iter_fin(void *cls)
Done collecting affected tickets, start updating.
static void consistency_iter_err(void *cls)
Error collecting affected tickets.
struct GNUNET_IDENTITY_PrivateKey identity
Identity.
struct GNUNET_RECLAIM_AttributeList * existing_attributes
Existing attributes.
A list of GNUNET_RECLAIM_Attribute structures.
#define GNUNET_new(type)
Allocate a struct or union of the given type.
struct GNUNET_NAMESTORE_ZoneIterator * ns_it
Iterator.
struct GNUNET_NAMESTORE_ZoneIterator * GNUNET_NAMESTORE_zone_iteration_start(struct GNUNET_NAMESTORE_Handle *h, const struct GNUNET_IDENTITY_PrivateKey *zone, GNUNET_SCHEDULER_TaskCallback error_cb, void *error_cb_cls, GNUNET_NAMESTORE_RecordMonitor proc, void *proc_cls, GNUNET_SCHEDULER_TaskCallback finish_cb, void *finish_cb_cls)
Starts a new zone iteration (used to periodically PUT all of our records into our DHT)...
static void consistency_iter(void *cls, const struct GNUNET_IDENTITY_PrivateKey *zone, const char *label, unsigned int rd_count, const struct GNUNET_GNSRECORD_Data *rd)
Namestore iteration within attribute deletion.
A list of GNUNET_RECLAIM_Credential structures.
struct GNUNET_RECLAIM_CredentialList * existing_credentials
Existing credentials.
static struct GNUNET_NAMESTORE_Handle * nsh
Namestore handle.
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◆ attr_delete_cont()

static void attr_delete_cont ( void *  cls,
int32_t  success,
const char *  emsg 
)
static

Attribute deleted callback.

Parameters
clsour handle
successsuccess status
emsgerror message (NULL if success=GNUNET_OK)

Definition at line 1667 of file gnunet-service-reclaim.c.

References cleanup_adh(), GNUNET_ERROR_TYPE_DEBUG, GNUNET_ERROR_TYPE_ERROR, GNUNET_log, GNUNET_SCHEDULER_add_now(), GNUNET_SYSERR, AttributeDeleteHandle::label, AttributeDeleteHandle::ns_qe, send_delete_response(), and start_consistency_update().

Referenced by handle_attribute_delete_message().

1668 {
1669  struct AttributeDeleteHandle *adh = cls;
1670 
1671  adh->ns_qe = NULL;
1672  if (GNUNET_SYSERR == success)
1673  {
1675  "Error deleting attribute %s\n",
1676  adh->label);
1678  cleanup_adh (adh);
1679  return;
1680  }
1681  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Updating tickets...\n");
1683 }
Handle for attribute deletion request.
static void start_consistency_update(void *cls)
Start processing tickets which may still contain reference to deleted attribute.
struct GNUNET_NAMESTORE_QueueEntry * ns_qe
QueueEntry.
static void send_delete_response(struct AttributeDeleteHandle *adh, int32_t success)
Send a deletion success response.
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 * label
Attribute label.
#define GNUNET_log(kind,...)
static void cleanup_adh(struct AttributeDeleteHandle *adh)
Cleanup attribute delete handle.
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◆ check_attribute_delete_message()

static int check_attribute_delete_message ( void *  cls,
const struct AttributeDeleteMessage dam 
)
static

Check attribute delete message format.

unused message to check

Definition at line 1693 of file gnunet-service-reclaim.c.

References GNUNET_break, GNUNET_OK, GNUNET_SYSERR, AttributeDeleteMessage::header, size, and GNUNET_MessageHeader::size.

1695 {
1696  uint16_t size;
1697 
1698  size = ntohs (dam->header.size);
1699  if (size <= sizeof(struct AttributeDeleteMessage))
1700  {
1701  GNUNET_break (0);
1702  return GNUNET_SYSERR;
1703  }
1704  return GNUNET_OK;
1705 }
Use to delete an identity attribute.
Definition: reclaim.h:74
uint16_t size
The length of the struct (in bytes, including the length field itself), in big-endian format...
#define GNUNET_break(cond)
Use this for internal assertion violations that are not fatal (can be handled) but should not occur...
struct GNUNET_MessageHeader header
Type: GNUNET_MESSAGE_TYPE_IDENTITY_SET_DEFAULT.
Definition: reclaim.h:79
static unsigned int size
Size of the "table".
Definition: peer.c:67

◆ handle_attribute_delete_message()

static void handle_attribute_delete_message ( void *  cls,
const struct AttributeDeleteMessage dam 
)
static

Handle attribute deletion.

Parameters
clsour client
damdeletion message

Definition at line 1715 of file gnunet-service-reclaim.c.

References attr_delete_cont(), AttributeDeleteMessage::attr_len, AttributeDeleteHandle::claim, IdpClient::client, AttributeDeleteHandle::client, AttributeDeleteHandle::credential, IdpClient::delete_op_head, IdpClient::delete_op_tail, GNUNET_CONTAINER_DLL_insert, GNUNET_ERROR_TYPE_DEBUG, GNUNET_log, GNUNET_NAMESTORE_records_store(), GNUNET_new, GNUNET_RECLAIM_attribute_deserialize(), GNUNET_SERVICE_client_continue(), GNUNET_STRINGS_data_to_string_alloc(), GNUNET_RECLAIM_Attribute::id, AttributeDeleteHandle::identity, idp, AttributeDeleteHandle::label, AttributeDeleteHandle::ns_qe, and AttributeDeleteHandle::r_id.

1717 {
1718  struct AttributeDeleteHandle *adh;
1719  struct IdpClient *idp = cls;
1720  size_t data_len;
1721 
1722  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received ATTRIBUTE_DELETE message\n");
1723 
1724  data_len = ntohs (dam->attr_len);
1725 
1726  adh = GNUNET_new (struct AttributeDeleteHandle);
1727  GNUNET_RECLAIM_attribute_deserialize ((char *) &dam[1],
1728  data_len,
1729  &adh->claim);
1730  adh->credential = NULL;
1731 
1732  adh->r_id = ntohl (dam->id);
1733  adh->identity = dam->identity;
1734  adh->label
1736  sizeof(adh->claim->id));
1738  adh->client = idp;
1741  &adh->identity,
1742  adh->label,
1743  0,
1744  NULL,
1746  adh);
1747 }
Handle for attribute deletion request.
ssize_t GNUNET_RECLAIM_attribute_deserialize(const char *data, size_t data_size, struct GNUNET_RECLAIM_Attribute **attr)
Deserialize an attribute.
static void attr_delete_cont(void *cls, int32_t success, const char *emsg)
Attribute deleted callback.
#define GNUNET_CONTAINER_DLL_insert(head, tail, element)
Insert an element at the head of a DLL.
An idp client.
struct GNUNET_IDENTITY_PrivateKey identity
Identity.
struct GNUNET_NAMESTORE_QueueEntry * GNUNET_NAMESTORE_records_store(struct GNUNET_NAMESTORE_Handle *h, const struct GNUNET_IDENTITY_PrivateKey *pkey, const char *label, unsigned int rd_count, const struct GNUNET_GNSRECORD_Data *rd, GNUNET_NAMESTORE_ContinuationWithStatus cont, void *cont_cls)
Store an item in the namestore.
#define GNUNET_new(type)
Allocate a struct or union of the given type.
struct GNUNET_NAMESTORE_QueueEntry * ns_qe
QueueEntry.
uint32_t attr_len
The length of the attribute.
Definition: reclaim.h:89
struct GNUNET_SERVICE_Client * client
The client.
struct GNUNET_RECLAIM_Credential * credential
The credential to delete.
struct GNUNET_RECLAIM_Identifier id
ID.
char * label
Attribute label.
uint32_t id
Unique identifier for this request (for key collisions).
Definition: reclaim.h:84
static struct GNUNET_RECLAIM_Handle * idp
Identity Provider.
struct IdpClient * client
Client connection.
struct AttributeDeleteHandle * delete_op_head
Head of DLL of attribute delete ops.
struct GNUNET_IDENTITY_PrivateKey identity
Identity.
Definition: reclaim.h:94
#define GNUNET_log(kind,...)
struct AttributeDeleteHandle * delete_op_tail
Tail of DLL of attribute delete ops.
static struct GNUNET_NAMESTORE_Handle * nsh
Namestore handle.
char * GNUNET_STRINGS_data_to_string_alloc(const void *buf, size_t size)
Return the base32crockford encoding of the given buffer.
Definition: strings.c:937
struct GNUNET_RECLAIM_Attribute * claim
The attribute to delete.
void GNUNET_SERVICE_client_continue(struct GNUNET_SERVICE_Client *c)
Continue receiving further messages from the given client.
Definition: service.c:2244
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◆ cred_delete_cont()

static void cred_delete_cont ( void *  cls,
int32_t  success,
const char *  emsg 
)
static

Credential deleted callback.

Parameters
clsour handle
successsuccess status
emsgerror message (NULL if success=GNUNET_OK)

Definition at line 1758 of file gnunet-service-reclaim.c.

References cleanup_adh(), GNUNET_ERROR_TYPE_DEBUG, GNUNET_ERROR_TYPE_ERROR, GNUNET_log, GNUNET_SCHEDULER_add_now(), GNUNET_SYSERR, AttributeDeleteHandle::label, AttributeDeleteHandle::ns_qe, send_delete_response(), and start_consistency_update().

Referenced by handle_credential_delete_message().

1759 {
1760  struct AttributeDeleteHandle *adh = cls;
1761 
1762  adh->ns_qe = NULL;
1763  if (GNUNET_SYSERR == success)
1764  {
1766  "Error deleting credential `%s'\n",
1767  adh->label);
1769  cleanup_adh (adh);
1770  return;
1771  }
1772  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Updating tickets...\n");
1774 }
Handle for attribute deletion request.
static void start_consistency_update(void *cls)
Start processing tickets which may still contain reference to deleted attribute.
struct GNUNET_NAMESTORE_QueueEntry * ns_qe
QueueEntry.
static void send_delete_response(struct AttributeDeleteHandle *adh, int32_t success)
Send a deletion success response.
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 * label
Attribute label.
#define GNUNET_log(kind,...)
static void cleanup_adh(struct AttributeDeleteHandle *adh)
Cleanup attribute delete handle.
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◆ check_credential_delete_message()

static int check_credential_delete_message ( void *  cls,
const struct AttributeDeleteMessage dam 
)
static

Check credential delete message format.

unused message to check

Definition at line 1784 of file gnunet-service-reclaim.c.

References GNUNET_break, GNUNET_OK, GNUNET_SYSERR, AttributeDeleteMessage::header, size, and GNUNET_MessageHeader::size.

1786 {
1787  uint16_t size;
1788 
1789  size = ntohs (dam->header.size);
1790  if (size <= sizeof(struct AttributeDeleteMessage))
1791  {
1792  GNUNET_break (0);
1793  return GNUNET_SYSERR;
1794  }
1795  return GNUNET_OK;
1796 }
Use to delete an identity attribute.
Definition: reclaim.h:74
uint16_t size
The length of the struct (in bytes, including the length field itself), in big-endian format...
#define GNUNET_break(cond)
Use this for internal assertion violations that are not fatal (can be handled) but should not occur...
struct GNUNET_MessageHeader header
Type: GNUNET_MESSAGE_TYPE_IDENTITY_SET_DEFAULT.
Definition: reclaim.h:79
static unsigned int size
Size of the "table".
Definition: peer.c:67

◆ handle_credential_delete_message()

static void handle_credential_delete_message ( void *  cls,
const struct AttributeDeleteMessage dam 
)
static

Handle credential deletion.

Parameters
clsour client
damdeletion message

Definition at line 1806 of file gnunet-service-reclaim.c.

References AttributeDeleteMessage::attr_len, AttributeDeleteHandle::claim, IdpClient::client, AttributeDeleteHandle::client, cred_delete_cont(), AttributeDeleteHandle::credential, IdpClient::delete_op_head, IdpClient::delete_op_tail, GNUNET_CONTAINER_DLL_insert, GNUNET_ERROR_TYPE_DEBUG, GNUNET_log, GNUNET_NAMESTORE_records_store(), GNUNET_new, GNUNET_RECLAIM_credential_deserialize(), GNUNET_SERVICE_client_continue(), GNUNET_STRINGS_data_to_string_alloc(), GNUNET_RECLAIM_Credential::id, AttributeDeleteHandle::identity, idp, AttributeDeleteHandle::label, AttributeDeleteHandle::ns_qe, and AttributeDeleteHandle::r_id.

1808 {
1809  struct AttributeDeleteHandle *adh;
1810  struct IdpClient *idp = cls;
1811  size_t data_len;
1812 
1813  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received CREDENTIAL_DELETE message\n");
1814 
1815  data_len = ntohs (dam->attr_len);
1816 
1817  adh = GNUNET_new (struct AttributeDeleteHandle);
1818  adh->credential = GNUNET_RECLAIM_credential_deserialize ((char *) &dam[1],
1819  data_len);
1820  adh->claim = NULL;
1821 
1822  adh->r_id = ntohl (dam->id);
1823  adh->identity = dam->identity;
1824  adh->label
1826  sizeof(adh->credential->id));
1828  adh->client = idp;
1831  &adh->identity,
1832  adh->label,
1833  0,
1834  NULL,
1836  adh);
1837 }
Handle for attribute deletion request.
struct GNUNET_RECLAIM_Credential * GNUNET_RECLAIM_credential_deserialize(const char *data, size_t data_size)
Deserialize an credential.
struct GNUNET_RECLAIM_Identifier id
ID.
#define GNUNET_CONTAINER_DLL_insert(head, tail, element)
Insert an element at the head of a DLL.
An idp client.
struct GNUNET_IDENTITY_PrivateKey identity
Identity.
struct GNUNET_NAMESTORE_QueueEntry * GNUNET_NAMESTORE_records_store(struct GNUNET_NAMESTORE_Handle *h, const struct GNUNET_IDENTITY_PrivateKey *pkey, const char *label, unsigned int rd_count, const struct GNUNET_GNSRECORD_Data *rd, GNUNET_NAMESTORE_ContinuationWithStatus cont, void *cont_cls)
Store an item in the namestore.
#define GNUNET_new(type)
Allocate a struct or union of the given type.
struct GNUNET_NAMESTORE_QueueEntry * ns_qe
QueueEntry.
uint32_t attr_len
The length of the attribute.
Definition: reclaim.h:89
struct GNUNET_SERVICE_Client * client
The client.
struct GNUNET_RECLAIM_Credential * credential
The credential to delete.
char * label
Attribute label.
uint32_t id
Unique identifier for this request (for key collisions).
Definition: reclaim.h:84
static struct GNUNET_RECLAIM_Handle * idp
Identity Provider.
struct IdpClient * client
Client connection.
struct AttributeDeleteHandle * delete_op_head
Head of DLL of attribute delete ops.
struct GNUNET_IDENTITY_PrivateKey identity
Identity.
Definition: reclaim.h:94
#define GNUNET_log(kind,...)
struct AttributeDeleteHandle * delete_op_tail
Tail of DLL of attribute delete ops.
static struct GNUNET_NAMESTORE_Handle * nsh
Namestore handle.
char * GNUNET_STRINGS_data_to_string_alloc(const void *buf, size_t size)
Return the base32crockford encoding of the given buffer.
Definition: strings.c:937
struct GNUNET_RECLAIM_Attribute * claim
The attribute to delete.
static void cred_delete_cont(void *cls, int32_t success, const char *emsg)
Credential deleted callback.
void GNUNET_SERVICE_client_continue(struct GNUNET_SERVICE_Client *c)
Continue receiving further messages from the given client.
Definition: service.c:2244
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◆ attr_iter_finished()

static void attr_iter_finished ( void *  cls)
static

Done iterating over attributes.

Parameters
clsour iterator handle

Definition at line 1851 of file gnunet-service-reclaim.c.

References ai, IdpClient::attr_iter_head, IdpClient::attr_iter_tail, AttributeResultMessage::attr_len, Iterator::client, env, GNUNET_CONTAINER_DLL_remove, GNUNET_ERROR_TYPE_DEBUG, GNUNET_free, GNUNET_log, GNUNET_MESSAGE_TYPE_RECLAIM_ATTRIBUTE_RESULT, GNUNET_MQ_msg, GNUNET_MQ_send(), AttributeResultMessage::id, IdpClient::mq, and Iterator::request_id.

Referenced by attr_iter_error(), and handle_iteration_start().

1852 {
1853  struct Iterator *ai = cls;
1854  struct GNUNET_MQ_Envelope *env;
1855  struct AttributeResultMessage *arm;
1856 
1857  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Sending ATTRIBUTE_RESULT message\n");
1859  arm->id = htonl (ai->request_id);
1860  arm->attr_len = htons (0);
1861  GNUNET_MQ_send (ai->client->mq, env);
1863  ai->client->attr_iter_tail,
1864  ai);
1865  GNUNET_free (ai);
1866 }
#define GNUNET_CONTAINER_DLL_remove(head, tail, element)
Remove an element from a DLL.
uint32_t id
Unique identifier for this request (for key collisions).
Definition: reclaim.h:134
struct Iterator * attr_iter_head
Head of the DLL of Attribute iteration operations in progress initiated by this client.
#define GNUNET_MQ_msg(mvar, type)
Allocate a GNUNET_MQ_Envelope.
Definition: gnunet_mq_lib.h:67
An attribute iteration operation.
struct IdpClient * client
IDP client which intiated this zone iteration.
struct GNUNET_MQ_Handle * mq
Message queue for transmission to client.
#define GNUNET_MESSAGE_TYPE_RECLAIM_ATTRIBUTE_RESULT
static struct GNUNET_TRANSPORT_AddressIdentifier * ai
Handle to the operation that publishes our address.
struct GNUNET_MQ_Envelope * env
Definition: 005.c:1
Attribute is returned from the idp.
Definition: reclaim.h:124
uint16_t attr_len
Length of serialized attribute data.
Definition: reclaim.h:139
#define GNUNET_log(kind,...)
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
uint32_t request_id
The operation id for the zone iteration in the response for the client.
struct Iterator * attr_iter_tail
Tail of the DLL of Attribute iteration operations in progress initiated by this client.
#define GNUNET_free(ptr)
Wrapper around free.
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◆ attr_iter_error()

static void attr_iter_error ( void *  cls)
static

Error iterating over attributes.

Abort.

Parameters
clsour attribute iteration handle

Definition at line 1875 of file gnunet-service-reclaim.c.

References ai, attr_iter_finished(), GNUNET_ERROR_TYPE_ERROR, and GNUNET_log.

Referenced by handle_iteration_start().

1876 {
1877  struct Iterator *ai = cls;
1878 
1879  GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to iterate over attributes\n");
1880  attr_iter_finished (ai);
1881 }
An attribute iteration operation.
static struct GNUNET_TRANSPORT_AddressIdentifier * ai
Handle to the operation that publishes our address.
#define GNUNET_log(kind,...)
static void attr_iter_finished(void *cls)
Done iterating over attributes.
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◆ attr_iter_cb()

static void attr_iter_cb ( void *  cls,
const struct GNUNET_IDENTITY_PrivateKey zone,
const char *  label,
unsigned int  rd_count,
const struct GNUNET_GNSRECORD_Data rd 
)
static

Got record.

Return if it is an attribute.

Parameters
clsour attribute iterator
zonezone we are iterating
labellabel of the records
rd_countrecord count
rdrecords

Definition at line 1894 of file gnunet-service-reclaim.c.

References ai, AttributeResultMessage::attr_len, Iterator::client, GNUNET_GNSRECORD_Data::data, GNUNET_GNSRECORD_Data::data_size, env, GNUNET_ERROR_TYPE_DEBUG, GNUNET_GNSRECORD_TYPE_RECLAIM_ATTRIBUTE, GNUNET_IDENTITY_key_get_public(), GNUNET_log, GNUNET_memcpy, GNUNET_MESSAGE_TYPE_RECLAIM_ATTRIBUTE_RESULT, GNUNET_MQ_msg_extra, GNUNET_MQ_send(), GNUNET_NAMESTORE_zone_iterator_next(), AttributeResultMessage::id, AttributeResultMessage::identity, IdpClient::mq, Iterator::ns_it, GNUNET_GNSRECORD_Data::record_type, and Iterator::request_id.

Referenced by handle_iteration_start().

1899 {
1900  struct Iterator *ai = cls;
1901  struct GNUNET_MQ_Envelope *env;
1902  char *data_tmp;
1903 
1904  if ((rd_count != 1) ||
1906  {
1908  return;
1909  }
1910  struct AttributeResultMessage *arm;
1911  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Found attribute under: %s\n",
1912  label);
1914  "Sending ATTRIBUTE_RESULT message\n");
1915  env = GNUNET_MQ_msg_extra (arm,
1916  rd->data_size,
1918  arm->id = htonl (ai->request_id);
1919  arm->attr_len = htons (rd->data_size);
1921  data_tmp = (char *) &arm[1];
1922  GNUNET_memcpy (data_tmp, rd->data, rd->data_size);
1923  GNUNET_MQ_send (ai->client->mq, env);
1924 }
uint32_t id
Unique identifier for this request (for key collisions).
Definition: reclaim.h:134
#define GNUNET_memcpy(dst, src, n)
Call memcpy() but check for n being 0 first.
An attribute iteration operation.
size_t data_size
Number of bytes in data.
void GNUNET_NAMESTORE_zone_iterator_next(struct GNUNET_NAMESTORE_ZoneIterator *it, uint64_t limit)
Calls the record processor specified in GNUNET_NAMESTORE_zone_iteration_start for the next record...
#define GNUNET_GNSRECORD_TYPE_RECLAIM_ATTRIBUTE
identity attribute
struct IdpClient * client
IDP client which intiated this zone iteration.
struct GNUNET_MQ_Handle * mq
Message queue for transmission to client.
#define GNUNET_MQ_msg_extra(mvar, esize, type)
Allocate an envelope, with extra space allocated after the space needed by the message struct...
Definition: gnunet_mq_lib.h:52
const void * data
Binary value stored in the DNS record.
enum GNUNET_GenericReturnValue GNUNET_IDENTITY_key_get_public(const struct GNUNET_IDENTITY_PrivateKey *privkey, struct GNUNET_IDENTITY_PublicKey *key)
Retrieves the public key representation of a private key.
Definition: identity_api.c:175
#define GNUNET_MESSAGE_TYPE_RECLAIM_ATTRIBUTE_RESULT
struct GNUNET_NAMESTORE_ZoneIterator * ns_it
Namestore iterator.
static struct GNUNET_TRANSPORT_AddressIdentifier * ai
Handle to the operation that publishes our address.
struct GNUNET_MQ_Envelope * env
Definition: 005.c:1
uint32_t record_type
Type of the GNS/DNS record.
Attribute is returned from the idp.
Definition: reclaim.h:124
uint16_t attr_len
Length of serialized attribute data.
Definition: reclaim.h:139
#define GNUNET_log(kind,...)
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
uint32_t request_id
The operation id for the zone iteration in the response for the client.
struct GNUNET_IDENTITY_PublicKey identity
The public key of the identity.
Definition: reclaim.h:154
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◆ handle_iteration_start()

static void handle_iteration_start ( void *  cls,
const struct AttributeIterationStartMessage ais_msg 
)
static

Iterate over zone to get attributes.

Parameters
clsour client
ais_msgthe iteration message to start

Definition at line 1934 of file gnunet-service-reclaim.c.

References ai, attr_iter_cb(), attr_iter_error(), attr_iter_finished(), IdpClient::attr_iter_head, IdpClient::attr_iter_tail, Iterator::client, IdpClient::client, GNUNET_CONTAINER_DLL_insert, GNUNET_ERROR_TYPE_DEBUG, GNUNET_log, GNUNET_NAMESTORE_zone_iteration_start(), GNUNET_new, GNUNET_SERVICE_client_continue(), AttributeIterationStartMessage::id, Iterator::identity, AttributeIterationStartMessage::identity, idp, Iterator::ns_it, and Iterator::request_id.

1936 {
1937  struct IdpClient *idp = cls;
1938  struct Iterator *ai;
1939 
1941  "Received ATTRIBUTE_ITERATION_START message\n");
1942  ai = GNUNET_new (struct Iterator);
1943  ai->request_id = ntohl (ais_msg->id);
1944  ai->client = idp;
1945  ai->identity = ais_msg->identity;
1946 
1949  &ai->identity,
1950  &attr_iter_error,
1951  ai,
1952  &attr_iter_cb,
1953  ai,
1955  ai);
1957 }
struct GNUNET_IDENTITY_PrivateKey identity
Key of the zone we are iterating over.
#define GNUNET_CONTAINER_DLL_insert(head, tail, element)
Insert an element at the head of a DLL.
An idp client.
static void attr_iter_error(void *cls)
Error iterating over attributes.
struct Iterator * attr_iter_head
Head of the DLL of Attribute iteration operations in progress initiated by this client.
An attribute iteration operation.
#define GNUNET_new(type)
Allocate a struct or union of the given type.
struct IdpClient * client
IDP client which intiated this zone iteration.
struct GNUNET_SERVICE_Client * client
The client.
struct GNUNET_IDENTITY_PrivateKey identity
Identity.
Definition: reclaim.h:215
static void attr_iter_cb(void *cls, const struct GNUNET_IDENTITY_PrivateKey *zone, const char *label, unsigned int rd_count, const struct GNUNET_GNSRECORD_Data *rd)
Got record.
uint32_t id
Unique identifier for this request (for key collisions).
Definition: reclaim.h:210
struct GNUNET_NAMESTORE_ZoneIterator * GNUNET_NAMESTORE_zone_iteration_start(struct GNUNET_NAMESTORE_Handle *h, const struct GNUNET_IDENTITY_PrivateKey *zone, GNUNET_SCHEDULER_TaskCallback error_cb, void *error_cb_cls, GNUNET_NAMESTORE_RecordMonitor proc, void *proc_cls, GNUNET_SCHEDULER_TaskCallback finish_cb, void *finish_cb_cls)
Starts a new zone iteration (used to periodically PUT all of our records into our DHT)...
struct GNUNET_NAMESTORE_ZoneIterator * ns_it
Namestore iterator.
static struct GNUNET_TRANSPORT_AddressIdentifier * ai
Handle to the operation that publishes our address.
static struct GNUNET_RECLAIM_Handle * idp
Identity Provider.
#define GNUNET_log(kind,...)
static struct GNUNET_NAMESTORE_Handle * nsh
Namestore handle.
uint32_t request_id
The operation id for the zone iteration in the response for the client.
static void attr_iter_finished(void *cls)
Done iterating over attributes.
struct Iterator * attr_iter_tail
Tail of the DLL of Attribute iteration operations in progress initiated by this client.
void GNUNET_SERVICE_client_continue(struct GNUNET_SERVICE_Client *c)
Continue receiving further messages from the given client.
Definition: service.c:2244
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◆ handle_iteration_stop()

static void handle_iteration_stop ( void *  cls,
const struct AttributeIterationStopMessage ais_msg 
)
static

Handle iteration stop message from client.

Parameters
clsthe client
ais_msgthe stop message

Definition at line 1967 of file gnunet-service-reclaim.c.

References ai, IdpClient::attr_iter_head, IdpClient::attr_iter_tail, IdpClient::client, GNUNET_break, GNUNET_CONTAINER_DLL_remove, GNUNET_ERROR_TYPE_DEBUG, GNUNET_free, GNUNET_log, GNUNET_SERVICE_client_continue(), GNUNET_SERVICE_client_drop(), AttributeIterationStopMessage::id, idp, Iterator::next, and Iterator::request_id.

1969 {
1970  struct IdpClient *idp = cls;
1971  struct Iterator *ai;
1972  uint32_t rid;
1973 
1975  "Received `%s' message\n",
1976  "ATTRIBUTE_ITERATION_STOP");
1977  rid = ntohl (ais_msg->id);
1978  for (ai = idp->attr_iter_head; NULL != ai; ai = ai->next)
1979  if (ai->request_id == rid)
1980  break;
1981  if (NULL == ai)
1982  {
1983  GNUNET_break (0);
1985  return;
1986  }
1988  GNUNET_free (ai);
1990 }
#define GNUNET_CONTAINER_DLL_remove(head, tail, element)
Remove an element from a DLL.
An idp client.
struct Iterator * attr_iter_head
Head of the DLL of Attribute iteration operations in progress initiated by this client.
An attribute iteration operation.
#define GNUNET_break(cond)
Use this for internal assertion violations that are not fatal (can be handled) but should not occur...
struct GNUNET_SERVICE_Client * client
The client.
uint32_t id
Unique identifier for this request (for key collisions).
Definition: reclaim.h:305
void GNUNET_SERVICE_client_drop(struct GNUNET_SERVICE_Client *c)
Ask the server to disconnect from the given client.
Definition: service.c:2325
static struct GNUNET_TRANSPORT_AddressIdentifier * ai
Handle to the operation that publishes our address.
static struct GNUNET_RECLAIM_Handle * idp
Identity Provider.
struct Iterator * next
Next element in the DLL.
#define GNUNET_log(kind,...)
uint32_t request_id
The operation id for the zone iteration in the response for the client.
struct Iterator * attr_iter_tail
Tail of the DLL of Attribute iteration operations in progress initiated by this client.
void GNUNET_SERVICE_client_continue(struct GNUNET_SERVICE_Client *c)
Continue receiving further messages from the given client.
Definition: service.c:2244
#define GNUNET_free(ptr)
Wrapper around free.
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◆ handle_iteration_next()

static void handle_iteration_next ( void *  cls,
const struct AttributeIterationNextMessage ais_msg 
)
static

Client requests next attribute from iterator.

Parameters
clsthe client
ais_msgthe message

Definition at line 2000 of file gnunet-service-reclaim.c.

References ai, IdpClient::attr_iter_head, IdpClient::client, GNUNET_break, GNUNET_ERROR_TYPE_DEBUG, GNUNET_log, GNUNET_NAMESTORE_zone_iterator_next(), GNUNET_SERVICE_client_continue(), GNUNET_SERVICE_client_drop(), AttributeIterationNextMessage::id, idp, Iterator::next, Iterator::ns_it, and Iterator::request_id.

2002 {
2003  struct IdpClient *idp = cls;
2004  struct Iterator *ai;
2005  uint32_t rid;
2006 
2008  "Received ATTRIBUTE_ITERATION_NEXT message\n");
2009  rid = ntohl (ais_msg->id);
2010  for (ai = idp->attr_iter_head; NULL != ai; ai = ai->next)
2011  if (ai->request_id == rid)
2012  break;
2013  if (NULL == ai)
2014  {
2015  GNUNET_break (0);
2017  return;
2018  }
2021 }
An idp client.
struct Iterator * attr_iter_head
Head of the DLL of Attribute iteration operations in progress initiated by this client.
An attribute iteration operation.
void GNUNET_NAMESTORE_zone_iterator_next(struct GNUNET_NAMESTORE_ZoneIterator *it, uint64_t limit)
Calls the record processor specified in GNUNET_NAMESTORE_zone_iteration_start for the next record...
#define GNUNET_break(cond)
Use this for internal assertion violations that are not fatal (can be handled) but should not occur...
struct GNUNET_SERVICE_Client * client
The client.
uint32_t id
Unique identifier for this request (for key collisions).
Definition: reclaim.h:232
struct GNUNET_NAMESTORE_ZoneIterator * ns_it
Namestore iterator.
void GNUNET_SERVICE_client_drop(struct GNUNET_SERVICE_Client *c)
Ask the server to disconnect from the given client.
Definition: service.c:2325
static struct GNUNET_TRANSPORT_AddressIdentifier * ai
Handle to the operation that publishes our address.
static struct GNUNET_RECLAIM_Handle * idp
Identity Provider.
struct Iterator * next
Next element in the DLL.
#define GNUNET_log(kind,...)
uint32_t request_id
The operation id for the zone iteration in the response for the client.
void GNUNET_SERVICE_client_continue(struct GNUNET_SERVICE_Client *c)
Continue receiving further messages from the given client.
Definition: service.c:2244
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◆ cred_iter_finished()

static void cred_iter_finished ( void *  cls)
static

Done iterating over credentials.

Parameters
clsour iterator handle

Definition at line 2035 of file gnunet-service-reclaim.c.

References ai, Iterator::client, IdpClient::cred_iter_head, IdpClient::cred_iter_tail, CredentialResultMessage::credential_len, env, GNUNET_CONTAINER_DLL_remove, GNUNET_ERROR_TYPE_DEBUG, GNUNET_free, GNUNET_log, GNUNET_MESSAGE_TYPE_RECLAIM_CREDENTIAL_RESULT, GNUNET_MQ_msg, GNUNET_MQ_send(), CredentialResultMessage::id, IdpClient::mq, and Iterator::request_id.

Referenced by cred_iter_error(), and handle_credential_iteration_start().

2036 {
2037  struct Iterator *ai = cls;
2038  struct GNUNET_MQ_Envelope *env;
2039  struct CredentialResultMessage *arm;
2040 
2041  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Sending CREDENTIAL_RESULT message\n");
2043  arm->id = htonl (ai->request_id);
2044  arm->credential_len = htons (0);
2045  GNUNET_MQ_send (ai->client->mq, env);
2047  ai->client->cred_iter_tail,
2048  ai);
2049  GNUNET_free (ai);
2050 }
#define GNUNET_CONTAINER_DLL_remove(head, tail, element)
Remove an element from a DLL.
uint16_t credential_len
Length of serialized attribute data.
Definition: reclaim.h:179
#define GNUNET_MQ_msg(mvar, type)
Allocate a GNUNET_MQ_Envelope.
Definition: gnunet_mq_lib.h:67
#define GNUNET_MESSAGE_TYPE_RECLAIM_CREDENTIAL_RESULT
An attribute iteration operation.
struct IdpClient * client
IDP client which intiated this zone iteration.
uint32_t id
Unique identifier for this request (for key collisions).
Definition: reclaim.h:174
struct GNUNET_MQ_Handle * mq
Message queue for transmission to client.
struct Iterator * cred_iter_head
Head of the DLL of Credential iteration operations in progress initiated by this client.
static struct GNUNET_TRANSPORT_AddressIdentifier * ai
Handle to the operation that publishes our address.
struct GNUNET_MQ_Envelope * env
Definition: 005.c:1
struct Iterator * cred_iter_tail
Tail of the DLL of Credential iteration operations in progress initiated by this client.
#define GNUNET_log(kind,...)
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
uint32_t request_id
The operation id for the zone iteration in the response for the client.
Credential is returned from the idp.
Definition: reclaim.h:164
#define GNUNET_free(ptr)
Wrapper around free.
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◆ cred_iter_error()

static void cred_iter_error ( void *  cls)
static

Error iterating over credentials.

Abort.

Parameters
clsour attribute iteration handle

Definition at line 2059 of file gnunet-service-reclaim.c.

References ai, cred_iter_finished(), GNUNET_ERROR_TYPE_ERROR, and GNUNET_log.

Referenced by handle_credential_iteration_start().

2060 {
2061  struct Iterator *ai = cls;
2062 
2063  GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to iterate over credentials\n");
2064  cred_iter_finished (ai);
2065 }
An attribute iteration operation.
static struct GNUNET_TRANSPORT_AddressIdentifier * ai
Handle to the operation that publishes our address.
#define GNUNET_log(kind,...)
static void cred_iter_finished(void *cls)
Done iterating over credentials.
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◆ cred_iter_cb()

static void cred_iter_cb ( void *  cls,
const struct GNUNET_IDENTITY_PrivateKey zone,
const char *  label,
unsigned int  rd_count,
const struct GNUNET_GNSRECORD_Data rd 
)
static

Got record.

Return credential.

Parameters
clsour attribute iterator
zonezone we are iterating
labellabel of the records
rd_countrecord count
rdrecords

Definition at line 2078 of file gnunet-service-reclaim.c.

References ai, Iterator::client, CredentialResultMessage::credential_len, GNUNET_GNSRECORD_Data::data, GNUNET_GNSRECORD_Data::data_size, env, GNUNET_ERROR_TYPE_DEBUG, GNUNET_GNSRECORD_TYPE_RECLAIM_CREDENTIAL, GNUNET_IDENTITY_key_get_public(), GNUNET_log, GNUNET_memcpy, GNUNET_MESSAGE_TYPE_RECLAIM_CREDENTIAL_RESULT, GNUNET_MQ_msg_extra, GNUNET_MQ_send(), GNUNET_NAMESTORE_zone_iterator_next(), CredentialResultMessage::id, CredentialResultMessage::identity, IdpClient::mq, Iterator::ns_it, GNUNET_GNSRECORD_Data::record_type, and Iterator::request_id.

Referenced by handle_credential_iteration_start().

2083 {
2084  struct Iterator *ai = cls;
2085  struct GNUNET_MQ_Envelope *env;
2086  struct CredentialResultMessage *arm;
2087  char *data_tmp;
2088 
2089  if ((rd_count != 1) ||
2091  {
2093  return;
2094  }
2095  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Found credential under: %s\n",
2096  label);
2098  "Sending CREDENTIAL_RESULT message\n");
2099  env = GNUNET_MQ_msg_extra (arm,
2100  rd->data_size,
2102  arm->id = htonl (ai->request_id);
2103  arm->credential_len = htons (rd->data_size);
2105  data_tmp = (char *) &arm[1];
2106  GNUNET_memcpy (data_tmp, rd->data, rd->data_size);
2107 
2108  GNUNET_MQ_send (ai->client->mq, env);
2109 }
uint16_t credential_len
Length of serialized attribute data.
Definition: reclaim.h:179
#define GNUNET_memcpy(dst, src, n)
Call memcpy() but check for n being 0 first.
#define GNUNET_MESSAGE_TYPE_RECLAIM_CREDENTIAL_RESULT
An attribute iteration operation.
size_t data_size
Number of bytes in data.
void GNUNET_NAMESTORE_zone_iterator_next(struct GNUNET_NAMESTORE_ZoneIterator *it, uint64_t limit)
Calls the record processor specified in GNUNET_NAMESTORE_zone_iteration_start for the next record...
struct IdpClient * client
IDP client which intiated this zone iteration.
struct GNUNET_IDENTITY_PublicKey identity
The public key of the identity.
Definition: reclaim.h:189
uint32_t id
Unique identifier for this request (for key collisions).
Definition: reclaim.h:174
struct GNUNET_MQ_Handle * mq
Message queue for transmission to client.
#define GNUNET_MQ_msg_extra(mvar, esize, type)
Allocate an envelope, with extra space allocated after the space needed by the message struct...
Definition: gnunet_mq_lib.h:52
const void * data
Binary value stored in the DNS record.
enum GNUNET_GenericReturnValue GNUNET_IDENTITY_key_get_public(const struct GNUNET_IDENTITY_PrivateKey *privkey, struct GNUNET_IDENTITY_PublicKey *key)
Retrieves the public key representation of a private key.
Definition: identity_api.c:175
struct GNUNET_NAMESTORE_ZoneIterator * ns_it
Namestore iterator.
static struct GNUNET_TRANSPORT_AddressIdentifier * ai
Handle to the operation that publishes our address.
struct GNUNET_MQ_Envelope * env
Definition: 005.c:1
#define GNUNET_GNSRECORD_TYPE_RECLAIM_CREDENTIAL
Record type for an attribute attestation (e.g.
uint32_t record_type
Type of the GNS/DNS record.
#define GNUNET_log(kind,...)
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
uint32_t request_id
The operation id for the zone iteration in the response for the client.
Credential is returned from the idp.
Definition: reclaim.h:164
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◆ handle_credential_iteration_start()

static void handle_credential_iteration_start ( void *  cls,
const struct CredentialIterationStartMessage ais_msg 
)
static

Iterate over zone to get attributes.

Parameters
clsour client
ais_msgthe iteration message to start

Definition at line 2119 of file gnunet-service-reclaim.c.

References ai, Iterator::client, IdpClient::client, cred_iter_cb(), cred_iter_error(), cred_iter_finished(), IdpClient::cred_iter_head, IdpClient::cred_iter_tail, GNUNET_CONTAINER_DLL_insert, GNUNET_ERROR_TYPE_DEBUG, GNUNET_log, GNUNET_NAMESTORE_zone_iteration_start(), GNUNET_new, GNUNET_SERVICE_client_continue(), CredentialIterationStartMessage::id, Iterator::identity, CredentialIterationStartMessage::identity, idp, Iterator::ns_it, and Iterator::request_id.

2122 {
2123  struct IdpClient *idp = cls;
2124  struct Iterator *ai;
2125 
2127  "Received CREDENTIAL_ITERATION_START message\n");
2128  ai = GNUNET_new (struct Iterator);
2129  ai->request_id = ntohl (ais_msg->id);
2130  ai->client = idp;
2131  ai->identity = ais_msg->identity;
2132 
2134  ai);
2136  &ai->identity,
2137  &cred_iter_error,
2138  ai,
2139  &cred_iter_cb,
2140  ai,
2142  ai);
2144 }
struct GNUNET_IDENTITY_PrivateKey identity
Key of the zone we are iterating over.
#define GNUNET_CONTAINER_DLL_insert(head, tail, element)
Insert an element at the head of a DLL.
An idp client.
An attribute iteration operation.
#define GNUNET_new(type)
Allocate a struct or union of the given type.
struct IdpClient * client
IDP client which intiated this zone iteration.
static void cred_iter_error(void *cls)
Error iterating over credentials.
struct GNUNET_SERVICE_Client * client
The client.
struct Iterator * cred_iter_head
Head of the DLL of Credential iteration operations in progress initiated by this client.
struct GNUNET_NAMESTORE_ZoneIterator * GNUNET_NAMESTORE_zone_iteration_start(struct GNUNET_NAMESTORE_Handle *h, const struct GNUNET_IDENTITY_PrivateKey *zone, GNUNET_SCHEDULER_TaskCallback error_cb, void *error_cb_cls, GNUNET_NAMESTORE_RecordMonitor proc, void *proc_cls, GNUNET_SCHEDULER_TaskCallback finish_cb, void *finish_cb_cls)
Starts a new zone iteration (used to periodically PUT all of our records into our DHT)...
struct GNUNET_NAMESTORE_ZoneIterator * ns_it
Namestore iterator.
static struct GNUNET_TRANSPORT_AddressIdentifier * ai
Handle to the operation that publishes our address.
static struct GNUNET_RECLAIM_Handle * idp
Identity Provider.
uint32_t id
Unique identifier for this request (for key collisions).
Definition: reclaim.h:249
struct Iterator * cred_iter_tail
Tail of the DLL of Credential iteration operations in progress initiated by this client.
#define GNUNET_log(kind,...)
static void cred_iter_cb(void *cls, const struct GNUNET_IDENTITY_PrivateKey *zone, const char *label, unsigned int rd_count, const struct GNUNET_GNSRECORD_Data *rd)
Got record.
static struct GNUNET_NAMESTORE_Handle * nsh
Namestore handle.
uint32_t request_id
The operation id for the zone iteration in the response for the client.
struct GNUNET_IDENTITY_PrivateKey identity
Identity.
Definition: reclaim.h:254
void GNUNET_SERVICE_client_continue(struct GNUNET_SERVICE_Client *c)
Continue receiving further messages from the given client.
Definition: service.c:2244
static void cred_iter_finished(void *cls)
Done iterating over credentials.
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◆ handle_credential_iteration_stop()

static void handle_credential_iteration_stop ( void *  cls,
const struct CredentialIterationStopMessage ais_msg 
)
static

Handle iteration stop message from client.

Parameters
clsthe client
ais_msgthe stop message

Definition at line 2154 of file gnunet-service-reclaim.c.

References ai, IdpClient::client, IdpClient::cred_iter_head, IdpClient::cred_iter_tail, GNUNET_break, GNUNET_CONTAINER_DLL_remove, GNUNET_ERROR_TYPE_DEBUG, GNUNET_free, GNUNET_log, GNUNET_SERVICE_client_continue(), GNUNET_SERVICE_client_drop(), CredentialIterationStopMessage::id, idp, Iterator::next, and Iterator::request_id.

2157 {
2158  struct IdpClient *idp = cls;
2159  struct Iterator *ai;
2160  uint32_t rid;
2161 
2163  "Received `%s' message\n",
2164  "CREDENTIAL_ITERATION_STOP");
2165  rid = ntohl (ais_msg->id);
2166  for (ai = idp->cred_iter_head; NULL != ai; ai = ai->next)
2167  if (ai->request_id == rid)
2168  break;
2169  if (NULL == ai)
2170  {
2171  GNUNET_break (0);
2173  return;
2174  }
2176  ai);
2177  GNUNET_free (ai);
2179 }
#define GNUNET_CONTAINER_DLL_remove(head, tail, element)
Remove an element from a DLL.
uint32_t id
Unique identifier for this request (for key collisions).
Definition: reclaim.h:288
An idp client.
An attribute iteration operation.
#define GNUNET_break(cond)
Use this for internal assertion violations that are not fatal (can be handled) but should not occur...
struct GNUNET_SERVICE_Client * client
The client.
struct Iterator * cred_iter_head
Head of the DLL of Credential iteration operations in progress initiated by this client.
void GNUNET_SERVICE_client_drop(struct GNUNET_SERVICE_Client *c)
Ask the server to disconnect from the given client.
Definition: service.c:2325
static struct GNUNET_TRANSPORT_AddressIdentifier * ai
Handle to the operation that publishes our address.
static struct GNUNET_RECLAIM_Handle * idp
Identity Provider.
struct Iterator * cred_iter_tail
Tail of the DLL of Credential iteration operations in progress initiated by this client.
struct Iterator * next
Next element in the DLL.
#define GNUNET_log(kind,...)
uint32_t request_id
The operation id for the zone iteration in the response for the client.
void GNUNET_SERVICE_client_continue(struct GNUNET_SERVICE_Client *c)
Continue receiving further messages from the given client.
Definition: service.c:2244
#define GNUNET_free(ptr)
Wrapper around free.
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◆ handle_credential_iteration_next()

static void handle_credential_iteration_next ( void *  cls,
const struct CredentialIterationNextMessage ais_msg 
)
static

Client requests next credential from iterator.

Parameters
clsthe client
ais_msgthe message

Definition at line 2189 of file gnunet-service-reclaim.c.

References ai, IdpClient::client, IdpClient::cred_iter_head, GNUNET_break, GNUNET_ERROR_TYPE_DEBUG, GNUNET_log, GNUNET_NAMESTORE_zone_iterator_next(), GNUNET_SERVICE_client_continue(), GNUNET_SERVICE_client_drop(), CredentialIterationNextMessage::id, idp, Iterator::next, Iterator::ns_it, and Iterator::request_id.

2192 {
2193  struct IdpClient *idp = cls;
2194  struct Iterator *ai;
2195  uint32_t rid;
2196 
2198  "Received CREDENTIAL_ITERATION_NEXT message\n");
2199  rid = ntohl (ais_msg->id);
2200  for (ai = idp->cred_iter_head; NULL != ai; ai = ai->next)
2201  if (ai->request_id == rid)
2202  break;
2203  if (NULL == ai)
2204  {
2205  GNUNET_break (0);
2207  return;
2208  }
2211 }
An idp client.
uint32_t id
Unique identifier for this request (for key collisions).
Definition: reclaim.h:271
An attribute iteration operation.
void GNUNET_NAMESTORE_zone_iterator_next(struct GNUNET_NAMESTORE_ZoneIterator *it, uint64_t limit)
Calls the record processor specified in GNUNET_NAMESTORE_zone_iteration_start for the next record...
#define GNUNET_break(cond)
Use this for internal assertion violations that are not fatal (can be handled) but should not occur...
struct GNUNET_SERVICE_Client * client
The client.
struct Iterator * cred_iter_head
Head of the DLL of Credential iteration operations in progress initiated by this client.
struct GNUNET_NAMESTORE_ZoneIterator * ns_it
Namestore iterator.
void GNUNET_SERVICE_client_drop(struct GNUNET_SERVICE_Client *c)
Ask the server to disconnect from the given client.
Definition: service.c:2325
static struct GNUNET_TRANSPORT_AddressIdentifier * ai
Handle to the operation that publishes our address.
static struct GNUNET_RECLAIM_Handle * idp
Identity Provider.
struct Iterator * next
Next element in the DLL.
#define GNUNET_log(kind,...)
uint32_t request_id
The operation id for the zone iteration in the response for the client.
void GNUNET_SERVICE_client_continue(struct GNUNET_SERVICE_Client *c)
Continue receiving further messages from the given client.
Definition: service.c:2244
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◆ ticket_iter_cb()

static void ticket_iter_cb ( void *  cls,
struct GNUNET_RECLAIM_Ticket ticket 
)
static

Got a ticket.

Return to client

Parameters
clsour ticket iterator
ticketthe ticket

Definition at line 2225 of file gnunet-service-reclaim.c.

References TicketIteration::client, env, GNUNET_CONTAINER_DLL_remove, GNUNET_ERROR_TYPE_DEBUG, GNUNET_free, GNUNET_log, GNUNET_MESSAGE_TYPE_RECLAIM_TICKET_RESULT, GNUNET_MQ_msg, GNUNET_MQ_send(), TicketResultMessage::id, IdpClient::mq, TicketIteration::r_id, ticket, TicketResultMessage::ticket, IdpClient::ticket_iter_head, and IdpClient::ticket_iter_tail.

Referenced by handle_ticket_iteration_start().

2226 {
2227  struct TicketIteration *ti = cls;
2228  struct GNUNET_MQ_Envelope *env;
2229  struct TicketResultMessage *trm;
2230 
2232  if (NULL == ticket)
2233  {
2234  /* send empty response to indicate end of list */
2236  ti->client->ticket_iter_tail,
2237  ti);
2238  }
2239  else
2240  {
2241  trm->ticket = *ticket;
2242  }
2243  trm->id = htonl (ti->r_id);
2244  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Sending TICKET_RESULT message\n");
2245  GNUNET_MQ_send (ti->client->mq, env);
2246  if (NULL == ticket)
2247  GNUNET_free (ti);
2248 }
#define GNUNET_CONTAINER_DLL_remove(head, tail, element)
Remove an element from a DLL.
struct TicketIteration * ticket_iter_tail
Tail of DLL of ticket iteration ops.
uint32_t id
Unique identifier for this request (for key collisions).
Definition: reclaim.h:463
Ticket result message.
Definition: reclaim.h:453
struct GNUNET_RECLAIM_Ticket ticket
The new ticket.
Definition: reclaim.h:473
#define GNUNET_MQ_msg(mvar, type)
Allocate a GNUNET_MQ_Envelope.
Definition: gnunet_mq_lib.h:67
uint32_t r_id
The operation id for the iteration in the response for the client.
struct IdpClient * client
Client which intiated this zone iteration.
struct TicketIteration * ticket_iter_head
Head of DLL of ticket iteration ops.
struct GNUNET_MQ_Handle * mq
Message queue for transmission to client.
static struct GNUNET_RECLAIM_Ticket ticket
Ticket to consume.
struct GNUNET_MQ_Envelope * env
Definition: 005.c:1
A ticket iteration operation.
#define GNUNET_log(kind,...)
#define GNUNET_MESSAGE_TYPE_RECLAIM_TICKET_RESULT
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_free(ptr)
Wrapper around free.
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◆ handle_ticket_iteration_start()

static void handle_ticket_iteration_start ( void *  cls,
const struct TicketIterationStartMessage tis_msg 
)
static

Client requests a ticket iteration.

Parameters
clsthe client
tis_msgthe iteration request message

Definition at line 2258 of file gnunet-service-reclaim.c.

References TicketIteration::client, IdpClient::client, GNUNET_CONTAINER_DLL_insert, GNUNET_ERROR_TYPE_DEBUG, GNUNET_log, GNUNET_new, GNUNET_SERVICE_client_continue(), TicketIterationStartMessage::id, TicketIterationStartMessage::identity, TicketIteration::iter, TicketIteration::r_id, RECLAIM_TICKETS_iteration_start(), ticket_iter_cb(), IdpClient::ticket_iter_head, and IdpClient::ticket_iter_tail.

2261 {
2262  struct IdpClient *client = cls;
2263  struct TicketIteration *ti;
2264 
2266  "Received TICKET_ITERATION_START message\n");
2267  ti = GNUNET_new (struct TicketIteration);
2268  ti->r_id = ntohl (tis_msg->id);
2269  ti->client = client;
2270 
2272  client->ticket_iter_tail,
2273  ti);
2274  ti->iter
2277 }
struct TicketIteration * ticket_iter_tail
Tail of DLL of ticket iteration ops.
struct RECLAIM_TICKETS_Iterator * RECLAIM_TICKETS_iteration_start(const struct GNUNET_IDENTITY_PrivateKey *identity, RECLAIM_TICKETS_TicketIter cb, void *cb_cls)
Iterate over all tickets issued by an identity.
#define GNUNET_CONTAINER_DLL_insert(head, tail, element)
Insert an element at the head of a DLL.
An idp client.
struct RECLAIM_TICKETS_Iterator * iter
The ticket iterator.
#define GNUNET_new(type)
Allocate a struct or union of the given type.
uint32_t r_id
The operation id for the iteration in the response for the client.
struct IdpClient * client
Client which intiated this zone iteration.
struct GNUNET_SERVICE_Client * client
The client.
struct TicketIteration * ticket_iter_head
Head of DLL of ticket iteration ops.
struct GNUNET_IDENTITY_PrivateKey identity
Identity.
Definition: reclaim.h:326
A ticket iteration operation.
uint32_t id
Unique identifier for this request (for key collisions).
Definition: reclaim.h:321
#define GNUNET_log(kind,...)
static void ticket_iter_cb(void *cls, struct GNUNET_RECLAIM_Ticket *ticket)
Got a ticket.
void GNUNET_SERVICE_client_continue(struct GNUNET_SERVICE_Client *c)
Continue receiving further messages from the given client.
Definition: service.c:2244
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◆ handle_ticket_iteration_stop()

static void handle_ticket_iteration_stop ( void *  cls,
const struct TicketIterationStopMessage tis_msg 
)
static

Client has had enough tickets.

Parameters
clsthe client
tis_msgthe stop message

Definition at line 2287 of file gnunet-service-reclaim.c.

References TicketIteration::client, IdpClient::client, GNUNET_break, GNUNET_CONTAINER_DLL_remove, GNUNET_ERROR_TYPE_DEBUG, GNUNET_free, GNUNET_log, GNUNET_SERVICE_client_continue(), GNUNET_SERVICE_client_drop(), TicketIterationStopMessage::id, TicketIteration::iter, TicketIteration::next, TicketIteration::r_id, RECLAIM_TICKETS_iteration_stop(), IdpClient::ticket_iter_head, and IdpClient::ticket_iter_tail.

2289 {
2290  struct IdpClient *client = cls;
2291  struct TicketIteration *ti;
2292  uint32_t rid;
2293 
2295  "Received `%s' message\n",
2296  "TICKET_ITERATION_STOP");
2297  rid = ntohl (tis_msg->id);
2298  for (ti = client->ticket_iter_head; NULL != ti; ti = ti->next)
2299  if (ti->r_id == rid)
2300  break;
2301  if (NULL == ti)
2302  {
2303  GNUNET_break (0);
2305  return;
2306  }
2309  client->ticket_iter_tail,
2310  ti);
2311  GNUNET_free (ti);
2313 }
#define GNUNET_CONTAINER_DLL_remove(head, tail, element)
Remove an element from a DLL.
struct TicketIteration * ticket_iter_tail
Tail of DLL of ticket iteration ops.
An idp client.
void RECLAIM_TICKETS_iteration_stop(struct RECLAIM_TICKETS_Iterator *iter)
Stop a running ticket iteration.
struct RECLAIM_TICKETS_Iterator * iter
The ticket iterator.
uint32_t r_id
The operation id for the iteration in the response for the client.
#define GNUNET_break(cond)
Use this for internal assertion violations that are not fatal (can be handled) but should not occur...
struct GNUNET_SERVICE_Client * client
The client.
struct TicketIteration * ticket_iter_head
Head of DLL of ticket iteration ops.
void GNUNET_SERVICE_client_drop(struct GNUNET_SERVICE_Client *c)
Ask the server to disconnect from the given client.
Definition: service.c:2325
struct TicketIteration * next
DLL.
A ticket iteration operation.
#define GNUNET_log(kind,...)
uint32_t id
Unique identifier for this request (for key collisions).
Definition: reclaim.h:360
void GNUNET_SERVICE_client_continue(struct GNUNET_SERVICE_Client *c)
Continue receiving further messages from the given client.
Definition: service.c:2244
#define GNUNET_free(ptr)
Wrapper around free.
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◆ handle_ticket_iteration_next()

static void handle_ticket_iteration_next ( void *  cls,
const struct TicketIterationNextMessage tis_msg 
)
static

Client requests next result.

Parameters
clsthe client
tis_msgthe message

Definition at line 2323 of file gnunet-service-reclaim.c.

References TicketIteration::client, IdpClient::client, GNUNET_break, GNUNET_ERROR_TYPE_DEBUG, GNUNET_log, GNUNET_SERVICE_client_continue(), GNUNET_SERVICE_client_drop(), TicketIterationNextMessage::id, TicketIteration::iter, TicketIteration::next, TicketIteration::r_id, RECLAIM_TICKETS_iteration_next(), and IdpClient::ticket_iter_head.

2325 {
2326  struct IdpClient *client = cls;
2327  struct TicketIteration *ti;
2328  uint32_t rid;
2329 
2331  "Received TICKET_ITERATION_NEXT message\n");
2332  rid = ntohl (tis_msg->id);
2333  for (ti = client->ticket_iter_head; NULL != ti; ti = ti->next)
2334  if (ti->r_id == rid)
2335  break;
2336  if (NULL == ti)
2337  {
2338  GNUNET_break (0);
2340  return;
2341  }
2344 }
An idp client.
struct RECLAIM_TICKETS_Iterator * iter
The ticket iterator.
uint32_t r_id
The operation id for the iteration in the response for the client.
#define GNUNET_break(cond)
Use this for internal assertion violations that are not fatal (can be handled) but should not occur...
struct GNUNET_SERVICE_Client * client
The client.
struct TicketIteration * ticket_iter_head
Head of DLL of ticket iteration ops.
uint32_t id
Unique identifier for this request (for key collisions).
Definition: reclaim.h:343
void RECLAIM_TICKETS_iteration_next(struct RECLAIM_TICKETS_Iterator *iter)
Continue ticket iteration.
void GNUNET_SERVICE_client_drop(struct GNUNET_SERVICE_Client *c)
Ask the server to disconnect from the given client.
Definition: service.c:2325
struct TicketIteration * next
DLL.
A ticket iteration operation.
#define GNUNET_log(kind,...)
void GNUNET_SERVICE_client_continue(struct GNUNET_SERVICE_Client *c)
Continue receiving further messages from the given client.
Definition: service.c:2244
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◆ run()

static void run ( void *  cls,
const struct GNUNET_CONFIGURATION_Handle c,
struct GNUNET_SERVICE_Handle server 
)
static

Main function that will be run.

Parameters
clsclosure
cthe configuration used
serverthe service handle

Definition at line 2355 of file gnunet-service-reclaim.c.

References do_shutdown(), GNUNET_ERROR_TYPE_ERROR, GNUNET_log, GNUNET_log_strerror, GNUNET_NAMESTORE_connect(), GNUNET_OK, GNUNET_SCHEDULER_add_shutdown(), GNUNET_SCHEDULER_shutdown(), and RECLAIM_TICKETS_init().

Referenced by client_connect_cb().

2358 {
2359  cfg = c;
2360 
2362  {
2364  "Unable to initialize TICKETS subsystem.\n");
2366  return;
2367  }
2368  // Connect to identity and namestore services
2370  if (NULL == nsh)
2371  {
2373  "error connecting to namestore");
2374  }
2375 
2377 }
static const struct GNUNET_CONFIGURATION_Handle * cfg
Our configuration.
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:1331
void GNUNET_SCHEDULER_shutdown(void)
Request the shutdown of a scheduler.
Definition: scheduler.c:531
#define GNUNET_log_strerror(level, cmd)
Log an error message at log-level &#39;level&#39; that indicates a failure of the command &#39;cmd&#39; with the mess...
struct GNUNET_NAMESTORE_Handle * GNUNET_NAMESTORE_connect(const struct GNUNET_CONFIGURATION_Handle *cfg)
Connect to the namestore service.
#define GNUNET_log(kind,...)
static struct GNUNET_NAMESTORE_Handle * nsh
Namestore handle.
static void do_shutdown(void *cls)
Shutdown task.
int RECLAIM_TICKETS_init(const struct GNUNET_CONFIGURATION_Handle *c)
Initialize tickets component.
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◆ client_disconnect_cb()

static void client_disconnect_cb ( void *  cls,
struct GNUNET_SERVICE_Client client,
void *  app_ctx 
)
static

Called whenever a client is disconnected.

Parameters
clsclosure
clientidentification of the client
app_ctxclient

Definition at line 2388 of file gnunet-service-reclaim.c.

References cleanup_client(), GNUNET_CONTAINER_DLL_remove, GNUNET_ERROR_TYPE_DEBUG, GNUNET_log, and idp.

Referenced by client_connect_cb().

2391 {
2392  struct IdpClient *idp = app_ctx;
2393 
2394  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Client %p disconnected\n", client);
2397  idp);
2398  cleanup_client (idp);
2399 }
#define GNUNET_CONTAINER_DLL_remove(head, tail, element)
Remove an element from a DLL.
An idp client.
static void cleanup_client(struct IdpClient *idp)
Cleanup client.
static struct IdpClient * client_list_head
Client list.
static struct GNUNET_RECLAIM_Handle * idp
Identity Provider.
#define GNUNET_log(kind,...)
static struct IdpClient * client_list_tail
Client list.
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◆ client_connect_cb()

static void* client_connect_cb ( void *  cls,
struct GNUNET_SERVICE_Client client,
struct GNUNET_MQ_Handle mq 
)
static

Add a client to our list of active clients.

Parameters
clsNULL
clientclient to add
mqmessage queue for client
Returns
internal namestore client structure for this client

Definition at line 2411 of file gnunet-service-reclaim.c.

References TicketIteration::client, IdpClient::client, client_disconnect_cb(), GNUNET_CONTAINER_DLL_insert, GNUNET_ERROR_TYPE_DEBUG, GNUNET_log, GNUNET_MESSAGE_TYPE_RECLAIM_ATTRIBUTE_DELETE, GNUNET_MESSAGE_TYPE_RECLAIM_ATTRIBUTE_ITERATION_NEXT, GNUNET_MESSAGE_TYPE_RECLAIM_ATTRIBUTE_ITERATION_START, GNUNET_MESSAGE_TYPE_RECLAIM_ATTRIBUTE_ITERATION_STOP, GNUNET_MESSAGE_TYPE_RECLAIM_ATTRIBUTE_STORE, GNUNET_MESSAGE_TYPE_RECLAIM_CONSUME_TICKET, GNUNET_MESSAGE_TYPE_RECLAIM_CREDENTIAL_DELETE, GNUNET_MESSAGE_TYPE_RECLAIM_CREDENTIAL_ITERATION_NEXT, GNUNET_MESSAGE_TYPE_RECLAIM_CREDENTIAL_ITERATION_START, GNUNET_MESSAGE_TYPE_RECLAIM_CREDENTIAL_ITERATION_STOP, GNUNET_MESSAGE_TYPE_RECLAIM_CREDENTIAL_STORE, GNUNET_MESSAGE_TYPE_RECLAIM_ISSUE_TICKET, GNUNET_MESSAGE_TYPE_RECLAIM_REVOKE_TICKET, GNUNET_MESSAGE_TYPE_RECLAIM_TICKET_ITERATION_NEXT, GNUNET_MESSAGE_TYPE_RECLAIM_TICKET_ITERATION_START, GNUNET_MESSAGE_TYPE_RECLAIM_TICKET_ITERATION_STOP, GNUNET_MQ_handler_end, GNUNET_MQ_hd_fixed_size, GNUNET_MQ_hd_var_size, GNUNET_new, GNUNET_SERVICE_MAIN(), GNUNET_SERVICE_OPTION_NONE, idp, iteration_start(), mq, IdpClient::mq, and run().

2414 {
2415  struct IdpClient *idp;
2416 
2417  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Client %p connected\n", client);
2418  idp = GNUNET_new (struct IdpClient);
2419  idp->client = client;
2420  idp->mq = mq;
2423  idp);
2424  return idp;
2425 }
#define GNUNET_CONTAINER_DLL_insert(head, tail, element)
Insert an element at the head of a DLL.
An idp client.
#define GNUNET_new(type)
Allocate a struct or union of the given type.
struct GNUNET_SERVICE_Client * client
The client.
struct GNUNET_MQ_Handle * mq
Message queue for transmission to client.
static struct IdpClient * client_list_head
Client list.
static struct GNUNET_RECLAIM_Handle * idp
Identity Provider.
struct GNUNET_MQ_Handle * mq
Definition: 003.c:5
#define GNUNET_log(kind,...)
static struct IdpClient * client_list_tail
Client list.
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◆ GNUNET_SERVICE_MAIN()

GNUNET_SERVICE_MAIN ( "reclaim"  ,
GNUNET_SERVICE_OPTION_NONE  ,
run,
client_connect_cb,
client_disconnect_cb,
NULL  ,
GNUNET_MQ_hd_var_size(attribute_store_message, GNUNET_MESSAGE_TYPE_RECLAIM_ATTRIBUTE_STORE, struct AttributeStoreMessage, NULL)  ,
GNUNET_MQ_hd_var_size(credential_store_message, GNUNET_MESSAGE_TYPE_RECLAIM_CREDENTIAL_STORE, struct AttributeStoreMessage, NULL)  ,
GNUNET_MQ_hd_var_size(attribute_delete_message, GNUNET_MESSAGE_TYPE_RECLAIM_ATTRIBUTE_DELETE, struct AttributeDeleteMessage, NULL)  ,
GNUNET_MQ_hd_var_size(credential_delete_message, GNUNET_MESSAGE_TYPE_RECLAIM_CREDENTIAL_DELETE, struct AttributeDeleteMessage, NULL)  ,
GNUNET_MQ_hd_fixed_size(iteration_start, GNUNET_MESSAGE_TYPE_RECLAIM_ATTRIBUTE_ITERATION_START, struct AttributeIterationStartMessage, NULL)  ,
GNUNET_MQ_hd_fixed_size(iteration_next, GNUNET_MESSAGE_TYPE_RECLAIM_ATTRIBUTE_ITERATION_NEXT, struct AttributeIterationNextMessage, NULL)  ,
GNUNET_MQ_hd_fixed_size(iteration_stop, GNUNET_MESSAGE_TYPE_RECLAIM_ATTRIBUTE_ITERATION_STOP, struct AttributeIterationStopMessage, NULL)  ,
GNUNET_MQ_hd_fixed_size(credential_iteration_start, GNUNET_MESSAGE_TYPE_RECLAIM_CREDENTIAL_ITERATION_START, struct CredentialIterationStartMessage, NULL)  ,
GNUNET_MQ_hd_fixed_size(credential_iteration_next, GNUNET_MESSAGE_TYPE_RECLAIM_CREDENTIAL_ITERATION_NEXT, struct CredentialIterationNextMessage, NULL)  ,
GNUNET_MQ_hd_fixed_size(credential_iteration_stop, GNUNET_MESSAGE_TYPE_RECLAIM_CREDENTIAL_ITERATION_STOP, struct CredentialIterationStopMessage, NULL)  ,
GNUNET_MQ_hd_var_size(issue_ticket_message, GNUNET_MESSAGE_TYPE_RECLAIM_ISSUE_TICKET, struct IssueTicketMessage, NULL)  ,
GNUNET_MQ_hd_var_size(consume_ticket_message, GNUNET_MESSAGE_TYPE_RECLAIM_CONSUME_TICKET, struct <