/*
This file is part of GNUnet.
- Copyright (C) 2009-2013 Christian Grothoff (and other contributing authors)
+ Copyright (C) 2009-2013 GNUnet e.V.
GNUnet is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
You should have received a copy of the GNU General Public License
along with GNUnet; see the file COPYING. If not, write to the
- Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA.
+ Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
*/
/**
/**
* Maximum size of the datastore queue for P2P operations. Needs to
- * be large enough to queue MAX_QUEUE_PER_PEER operations for roughly
+ * be large enough to queue #MAX_QUEUE_PER_PEER operations for roughly
* the number of active (connected) peers.
*/
#define MAX_DATASTORE_QUEUE (16 * MAX_QUEUE_PER_PEER)
enum GNUNET_BLOCK_Type type,
const struct GNUNET_HashCode *query,
const struct GNUNET_PeerIdentity *target,
- const char *bf_data, size_t bf_size,
- uint32_t mingle, uint32_t anonymity_level,
- uint32_t priority, int32_t ttl,
+ const char *bf_data,
+ size_t bf_size,
+ uint32_t mingle,
+ uint32_t anonymity_level,
+ uint32_t priority,
+ int32_t ttl,
GNUNET_PEER_Id sender_pid,
GNUNET_PEER_Id origin_pid,
const struct GNUNET_HashCode *replies_seen,
unsigned int replies_seen_count,
- GSF_PendingRequestReplyHandler rh, void *rh_cls)
+ GSF_PendingRequestReplyHandler rh,
+ void *rh_cls)
{
struct GSF_PendingRequest *pr;
struct GSF_PendingRequest *dpr;
if (NULL != target)
{
pr->public_data.target = (struct GNUNET_PeerIdentity *) eptr;
- memcpy (eptr, target, sizeof (struct GNUNET_PeerIdentity));
+ memcpy (eptr,
+ target,
+ sizeof (struct GNUNET_PeerIdentity));
}
pr->public_data.anonymity_level = anonymity_level;
pr->public_data.priority = priority;
pr->replies_seen_size = replies_seen_count;
pr->replies_seen =
GNUNET_malloc (sizeof (struct GNUNET_HashCode) * pr->replies_seen_size);
- memcpy (pr->replies_seen, replies_seen,
+ memcpy (pr->replies_seen,
+ replies_seen,
replies_seen_count * sizeof (struct GNUNET_HashCode));
pr->replies_seen_count = replies_seen_count;
}
if (NULL != bf_data)
{
pr->bf =
- GNUNET_CONTAINER_bloomfilter_init (bf_data, bf_size,
+ GNUNET_CONTAINER_bloomfilter_init (bf_data,
+ bf_size,
GNUNET_CONSTANTS_BLOOMFILTER_K);
pr->mingle = mingle;
}
refresh_bloomfilter (pr);
}
GNUNET_CONTAINER_multihashmap_put (pr_map,
- &pr->public_data.query, pr,
+ &pr->public_data.query,
+ pr,
GNUNET_CONTAINER_MULTIHASHMAPOPTION_MULTIPLE);
if (0 == (options & GSF_PRO_REQUEST_NEVER_EXPIRES))
{
pr->hnode =
- GNUNET_CONTAINER_heap_insert (requests_by_expiration_heap, pr,
+ GNUNET_CONTAINER_heap_insert (requests_by_expiration_heap,
+ pr,
pr->public_data.ttl.abs_value_us);
/* make sure we don't track too many requests */
while (GNUNET_CONTAINER_heap_get_size (requests_by_expiration_heap) >
max_pending_requests)
{
dpr = GNUNET_CONTAINER_heap_peek (requests_by_expiration_heap);
- GNUNET_assert (dpr != NULL);
+ GNUNET_assert (NULL != dpr);
if (pr == dpr)
break; /* let the request live briefly... */
if (NULL != dpr->rh)
- dpr->rh (dpr->rh_cls, GNUNET_BLOCK_EVALUATION_REQUEST_VALID, dpr,
- UINT32_MAX, GNUNET_TIME_UNIT_FOREVER_ABS, GNUNET_TIME_UNIT_FOREVER_ABS,
- GNUNET_BLOCK_TYPE_ANY, NULL, 0);
- GSF_pending_request_cancel_ (dpr, GNUNET_YES);
+ dpr->rh (dpr->rh_cls,
+ GNUNET_BLOCK_EVALUATION_REQUEST_VALID,
+ dpr,
+ UINT32_MAX,
+ GNUNET_TIME_UNIT_FOREVER_ABS,
+ GNUNET_TIME_UNIT_FOREVER_ABS,
+ GNUNET_BLOCK_TYPE_ANY,
+ NULL,
+ 0);
+ GSF_pending_request_cancel_ (dpr,
+ GNUNET_YES);
}
}
GNUNET_STATISTICS_update (GSF_stats,
GSF_pending_request_is_compatible_ (struct GSF_PendingRequest *pra,
struct GSF_PendingRequest *prb)
{
- if ((pra->public_data.type != prb->public_data.type) ||
- (0 !=
- memcmp (&pra->public_data.query, &prb->public_data.query,
- sizeof (struct GNUNET_HashCode))))
+ if ( (pra->public_data.type != prb->public_data.type) ||
+ (0 != memcmp (&pra->public_data.query,
+ &prb->public_data.query,
+ sizeof (struct GNUNET_HashCode))))
return GNUNET_NO;
return GNUNET_OK;
}
-
/**
* Update a given pending request with additional replies
* that have been seen.
/* we're not the initiator, but the initiator did not give us
* any bloom-filter, so we need to create one on-the-fly */
pr->mingle =
- GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, UINT32_MAX);
+ GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK,
+ UINT32_MAX);
pr->bf =
- GNUNET_BLOCK_construct_bloomfilter (pr->mingle, replies_seen,
+ GNUNET_BLOCK_construct_bloomfilter (pr->mingle,
+ replies_seen,
replies_seen_count);
}
else
{
for (i = 0; i < pr->replies_seen_count; i++)
{
- GNUNET_BLOCK_mingle_hash (&replies_seen[i], pr->mingle, &mhash);
- GNUNET_CONTAINER_bloomfilter_add (pr->bf, &mhash);
+ GNUNET_BLOCK_mingle_hash (&replies_seen[i],
+ pr->mingle,
+ &mhash);
+ GNUNET_CONTAINER_bloomfilter_add (pr->bf,
+ &mhash);
}
}
}
if (buf_size > 0)
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Building request message for `%s' of type %d\n",
- GNUNET_h2s (&pr->public_data.query), pr->public_data.type);
+ GNUNET_h2s (&pr->public_data.query),
+ pr->public_data.type);
k = 0;
bm = 0;
do_route = (0 == (pr->public_data.options & GSF_PRO_FORWARD_ONLY));
* @return #GNUNET_YES (we should continue to iterate)
*/
static int
-clean_request (void *cls, const struct GNUNET_HashCode *key, void *value)
+clean_request (void *cls,
+ const struct GNUNET_HashCode *key,
+ void *value)
{
struct GSF_PendingRequest *pr = value;
GSF_LocalLookupContinuation cont;
if (NULL != (cont = pr->llc_cont))
{
pr->llc_cont = NULL;
- cont (pr->llc_cont_cls, pr, pr->local_result);
+ cont (pr->llc_cont_cls,
+ pr,
+ pr->local_result);
}
GSF_plan_notify_request_done_ (pr);
GNUNET_free_non_null (pr->replies_seen);
&pr->public_data.query,
pr));
GNUNET_STATISTICS_update (GSF_stats,
- gettext_noop ("# Pending requests active"), -1,
+ gettext_noop ("# Pending requests active"),
+ -1,
GNUNET_NO);
GNUNET_free (pr);
return GNUNET_YES;
* @param full_cleanup fully purge the request
*/
void
-GSF_pending_request_cancel_ (struct GSF_PendingRequest *pr, int full_cleanup)
+GSF_pending_request_cancel_ (struct GSF_PendingRequest *pr,
+ int full_cleanup)
{
GSF_LocalLookupContinuation cont;
if (NULL == pr_map)
return; /* already cleaned up! */
- if (GNUNET_YES != full_cleanup)
+ if (GNUNET_NO == full_cleanup)
{
/* make request inactive (we're no longer interested in more results),
* but do NOT remove from our data-structures, we still need it there
if (NULL != (cont = pr->llc_cont))
{
pr->llc_cont = NULL;
- cont (pr->llc_cont_cls, pr, pr->local_result);
+ cont (pr->llc_cont_cls,
+ pr,
+ pr->local_result);
}
GSF_plan_notify_request_done_ (pr);
if (NULL != pr->qe)
return;
}
GNUNET_assert (GNUNET_YES ==
- clean_request (NULL, &pr->public_data.query, pr));
+ clean_request (NULL,
+ &pr->public_data.query,
+ pr));
}
* Iterate over all pending requests.
*
* @param it function to call for each request
- * @param cls closure for it
+ * @param cls closure for @a it
*/
void
GSF_iterate_pending_requests_ (GSF_PendingRequestIterator it, void *cls)
*/
enum GNUNET_BLOCK_Type type;
+ /**
+ * Control flags for evaluation.
+ */
+ enum GNUNET_BLOCK_EvaluationOptions eo;
+
/**
* How much was this reply worth to us?
*/
/**
* We have received a reply; handle it!
*
- * @param cls response (struct ProcessReplyClosure)
+ * @param cls response (a `struct ProcessReplyClosure`)
* @param key our query
* @param value value in the hash map (info about the query)
* @return #GNUNET_YES (we should continue to iterate)
return GNUNET_YES;
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Matched result (type %u) for query `%s' with pending request\n",
- (unsigned int) prq->type, GNUNET_h2s (key));
+ (unsigned int) prq->type,
+ GNUNET_h2s (key));
GNUNET_STATISTICS_update (GSF_stats,
gettext_noop ("# replies received and matched"), 1,
GNUNET_NO);
prq->eval =
- GNUNET_BLOCK_evaluate (GSF_block_ctx, prq->type, key, &pr->bf, pr->mingle,
- NULL, 0, prq->data,
+ GNUNET_BLOCK_evaluate (GSF_block_ctx,
+ prq->type,
+ prq->eo,
+ key,
+ &pr->bf,
+ pr->mingle,
+ NULL,
+ 0,
+ prq->data,
prq->size);
switch (prq->eval)
{
GNUNET_break (0);
return GNUNET_YES;
case GNUNET_BLOCK_EVALUATION_TYPE_NOT_SUPPORTED:
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Unsupported block type %u\n"),
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+ _("Unsupported block type %u\n"),
prq->type);
return GNUNET_NO;
}
/* update bloomfilter */
- GNUNET_CRYPTO_hash (prq->data, prq->size, &chash);
- GSF_pending_request_update_ (pr, &chash, 1);
+ GNUNET_CRYPTO_hash (prq->data,
+ prq->size,
+ &chash);
+ GSF_pending_request_update_ (pr,
+ &chash,
+ 1);
if (NULL == prq->sender)
{
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Found result for query `%s' in local datastore\n",
GNUNET_h2s (key));
GNUNET_STATISTICS_update (GSF_stats,
- gettext_noop ("# results found locally"), 1,
+ gettext_noop ("# results found locally"),
+ 1,
GNUNET_NO);
}
else
prq->sender,
&last_transmission))
last_transmission.abs_value_us = GNUNET_TIME_UNIT_FOREVER_ABS.abs_value_us;
- pr->rh (pr->rh_cls, prq->eval, pr,
- prq->anonymity_level, prq->expiration,
- last_transmission, prq->type, prq->data, prq->size);
+ pr->rh (pr->rh_cls,
+ prq->eval,
+ pr,
+ prq->anonymity_level,
+ prq->expiration,
+ last_transmission,
+ prq->type,
+ prq->data,
+ prq->size);
return GNUNET_YES;
}
prq.expiration);
prq.size = size;
prq.type = type;
+ prq.eo = GNUNET_BLOCK_EO_NONE;
process_reply (&prq, key, pr);
if ((GNUNET_YES == active_to_migration) &&
(GNUNET_NO == test_put_load_too_high (prq.priority)))
1 /* anonymity */ ,
0 /* replication */ ,
exp, 1 + prq.priority, MAX_DATASTORE_QUEUE,
- GNUNET_CONSTANTS_SERVICE_TIMEOUT,
&put_migration_continuation, pmc))
{
put_migration_continuation (pmc,
/* retry -- without delay, as this is non-anonymous
and cadet/cadet connect will take some time anyway */
pr->cadet_request = GSF_cadet_query (pr->public_data.target,
- &pr->public_data.query,
- pr->public_data.type,
- &cadet_reply_proc,
- pr);
+ &pr->public_data.query,
+ pr->public_data.type,
+ &cadet_reply_proc,
+ pr);
return;
}
if (GNUNET_YES !=
prq.expiration);
prq.size = data_size;
prq.type = type;
+ prq.eo = GNUNET_BLOCK_EO_NONE;
process_reply (&prq, &query, pr);
}
if (NULL != pr->cadet_request)
return;
pr->cadet_request = GSF_cadet_query (pr->public_data.target,
- &pr->public_data.query,
- pr->public_data.type,
- &cadet_reply_proc,
- pr);
+ &pr->public_data.query,
+ pr->public_data.type,
+ &cadet_reply_proc,
+ pr);
}
/**
* Task that issues a warning if the datastore lookup takes too long.
*
- * @param cls the 'struct GSF_PendingRequest'
- * @param tc task context
+ * @param cls the `struct GSF_PendingRequest`
*/
static void
-warn_delay_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+warn_delay_task (void *cls)
{
struct GSF_PendingRequest *pr = cls;
- GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+ GNUNET_log (GNUNET_ERROR_TYPE_WARNING | GNUNET_ERROR_TYPE_BULK,
_("Datastore lookup already took %s!\n"),
- GNUNET_STRINGS_relative_time_to_string (GNUNET_TIME_absolute_get_duration (pr->qe_start), GNUNET_YES));
+ GNUNET_STRINGS_relative_time_to_string (GNUNET_TIME_absolute_get_duration (pr->qe_start),
+ GNUNET_YES));
pr->warn_task =
- GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_MINUTES, &warn_delay_task,
+ GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_MINUTES,
+ &warn_delay_task,
pr);
}
/**
* Task that issues a warning if the datastore lookup takes too long.
*
- * @param cls the 'struct GSF_PendingRequest'
- * @param tc task context
+ * @param cls the `struct GSF_PendingRequest`
*/
static void
-odc_warn_delay_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+odc_warn_delay_task (void *cls)
{
struct GSF_PendingRequest *pr = cls;
* peer and if we are done either clean up (operation
* complete) or forward to other peers (more results possible).
*
- * @param cls our closure (struct PendingRequest)
+ * @param cls our closure (`struct GSF_PendingRequest *`)
* @param key key for the content
- * @param size number of bytes in data
+ * @param size number of bytes in @a data
* @param data content stored
* @param type type of the content
* @param priority priority of the content
* maybe 0 if no unique identifier is available
*/
static void
-process_local_reply (void *cls, const struct GNUNET_HashCode * key, size_t size,
- const void *data, enum GNUNET_BLOCK_Type type,
- uint32_t priority, uint32_t anonymity,
- struct GNUNET_TIME_Absolute expiration, uint64_t uid)
+process_local_reply (void *cls,
+ const struct GNUNET_HashCode *key,
+ size_t size,
+ const void *data,
+ enum GNUNET_BLOCK_Type type,
+ uint32_t priority,
+ uint32_t anonymity,
+ struct GNUNET_TIME_Absolute expiration,
+ uint64_t uid)
{
struct GSF_PendingRequest *pr = cls;
GSF_LocalLookupContinuation cont;
pr->public_data.options)) ? UINT_MAX :
GSF_datastore_queue_size
/* max queue size */ ,
- GNUNET_TIME_UNIT_FOREVER_REL,
&process_local_reply, pr);
if (NULL != pr->qe)
return; /* we're done */
{
GNUNET_break (0);
GNUNET_DATASTORE_remove (GSF_dsh, key, size, data, -1, -1,
- GNUNET_TIME_UNIT_FOREVER_REL, NULL, NULL);
+ NULL, NULL);
pr->qe_start = GNUNET_TIME_absolute_get ();
pr->warn_task =
GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_MINUTES,
pr->public_data.options)) ? UINT_MAX :
GSF_datastore_queue_size
/* max queue size */ ,
- GNUNET_TIME_UNIT_FOREVER_REL,
&process_local_reply, pr);
- if (pr->qe == NULL)
+ if (NULL == pr->qe)
{
GNUNET_STATISTICS_update (GSF_stats,
gettext_noop
prq.priority = priority;
prq.request_found = GNUNET_NO;
prq.anonymity_level = anonymity;
- if ((old_rf == 0) && (pr->public_data.results_found == 0))
+ if ((0 == old_rf) && (0 == pr->public_data.results_found))
GSF_update_datastore_delay_ (pr->public_data.start_time);
+ prq.eo = GNUNET_BLOCK_EO_LOCAL_SKIP_CRYPTO;
process_reply (&prq, key, pr);
pr->local_result = prq.eval;
if (prq.eval == GNUNET_BLOCK_EVALUATION_OK_LAST)
GNUNET_STATISTICS_update (GSF_stats,
gettext_noop
("# Datastore lookups concluded (found last result)"),
- 1, GNUNET_NO);
+ 1,
+ GNUNET_NO);
goto check_error_and_continue;
}
if ((0 == (GSF_PRO_PRIORITY_UNLIMITED & pr->public_data.options)) &&
((GNUNET_YES == GSF_test_get_load_too_high_ (0)) ||
(pr->public_data.results_found > 5 + 2 * pr->public_data.priority)))
{
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Load too high, done with request\n");
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Load too high, done with request\n");
GNUNET_STATISTICS_update (GSF_stats,
- gettext_noop
- ("# Datastore lookups concluded (load too high)"),
- 1, GNUNET_NO);
+ gettext_noop ("# Datastore lookups concluded (load too high)"),
+ 1,
+ GNUNET_NO);
goto check_error_and_continue;
}
pr->qe_start = GNUNET_TIME_absolute_get ();
pr->warn_task =
- GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_MINUTES, &warn_delay_task,
+ GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_MINUTES,
+ &warn_delay_task,
pr);
pr->qe =
GNUNET_DATASTORE_get_key (GSF_dsh, pr->local_result_offset++,
public_data.options)) ? UINT_MAX :
GSF_datastore_queue_size
/* max queue size */ ,
- GNUNET_TIME_UNIT_FOREVER_REL,
&process_local_reply, pr);
/* check if we successfully queued another datastore request;
* if so, return, otherwise call our continuation (if we have
*
* @param pr request
* @param target
- * @return GNUNET_YES if this request could be forwarded to the given peer
+ * @return #GNUNET_YES if this request could be forwarded to the given peer
*/
int
GSF_pending_request_test_target_ (struct GSF_PendingRequest *pr,
*
* @param pr the pending request to process
* @param cont function to call at the end
- * @param cont_cls closure for cont
+ * @param cont_cls closure for @a cont
*/
void
GSF_local_lookup_ (struct GSF_PendingRequest *pr,
- GSF_LocalLookupContinuation cont, void *cont_cls)
+ GSF_LocalLookupContinuation cont,
+ void *cont_cls)
{
GNUNET_assert (NULL == pr->gh);
GNUNET_assert (NULL == pr->cadet_request);
pr->llc_cont_cls = cont_cls;
pr->qe_start = GNUNET_TIME_absolute_get ();
pr->warn_task =
- GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_MINUTES, &warn_delay_task,
+ GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_MINUTES,
+ &warn_delay_task,
pr);
#if INSANE_STATISTICS
GNUNET_STATISTICS_update (GSF_stats,
public_data.options)) ? UINT_MAX :
GSF_datastore_queue_size
/* max queue size */ ,
- GNUNET_TIME_UNIT_FOREVER_REL,
&process_local_reply, pr);
if (NULL != pr->qe)
return;
return GNUNET_SYSERR;
}
GNUNET_STATISTICS_update (GSF_stats,
- gettext_noop ("# GAP PUT messages received"), 1,
+ gettext_noop ("# GAP PUT messages received"),
+ 1,
GNUNET_NO);
/* now, lookup 'query' */
prq.data = (const void *) &put[1];
prq.priority = 0;
prq.anonymity_level = UINT32_MAX;
prq.request_found = GNUNET_NO;
+ prq.eo = GNUNET_BLOCK_EO_NONE;
GNUNET_CONTAINER_multihashmap_get_multiple (pr_map,
&query,
&process_reply,
prq.priority, 1 /* anonymity */ ,
0 /* replication */ ,
expiration, 1 + prq.priority, MAX_DATASTORE_QUEUE,
- GNUNET_CONSTANTS_SERVICE_TIMEOUT,
&put_migration_continuation, pmc))
{
put_migration_continuation (pmc,
}
+/**
+ * Check if the given request is still active.
+ *
+ * @param pr pending request
+ * @return #GNUNET_YES if the request is still active
+ */
+int
+GSF_pending_request_test_active_ (struct GSF_PendingRequest *pr)
+{
+ return (NULL != pr->rh) ? GNUNET_YES : GNUNET_NO;
+}
+
+
/**
* Setup the subsystem.
*/
void
GSF_pending_request_done_ ()
{
- GNUNET_CONTAINER_multihashmap_iterate (pr_map, &clean_request, NULL);
+ GNUNET_CONTAINER_multihashmap_iterate (pr_map,
+ &clean_request,
+ NULL);
GNUNET_CONTAINER_multihashmap_destroy (pr_map);
pr_map = NULL;
GNUNET_CONTAINER_heap_destroy (requests_by_expiration_heap);
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