/*
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
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));
+ GNUNET_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,
+ GNUNET_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,
}
-
/**
* Update a given pending request with additional replies
* that have been seen.
if (replies_seen_count + pr->replies_seen_count > pr->replies_seen_size)
GNUNET_array_grow (pr->replies_seen, pr->replies_seen_size,
replies_seen_count + pr->replies_seen_count);
- memcpy (&pr->replies_seen[pr->replies_seen_count], replies_seen,
+ GNUNET_memcpy (&pr->replies_seen[pr->replies_seen_count], replies_seen,
sizeof (struct GNUNET_HashCode) * replies_seen_count);
pr->replies_seen_count += replies_seen_count;
refresh_bloomfilter (pr);
/* 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);
}
}
}
/**
* Generate the message corresponding to the given pending request for
- * transmission to other peers (or at least determine its size).
+ * transmission to other peers.
*
* @param pr request to generate the message for
- * @param buf_size number of bytes available in @a buf
- * @param buf where to copy the message (can be NULL)
- * @return number of bytes needed (if `>` @a buf_size) or used
+ * @return envelope with the request message
*/
-size_t
-GSF_pending_request_get_message_ (struct GSF_PendingRequest *pr,
- size_t buf_size, void *buf)
+struct GNUNET_MQ_Envelope *
+GSF_pending_request_get_message_ (struct GSF_PendingRequest *pr)
{
- char lbuf[GNUNET_SERVER_MAX_MESSAGE_SIZE];
+ struct GNUNET_MQ_Envelope *env;
struct GetMessage *gm;
struct GNUNET_PeerIdentity *ext;
- size_t msize;
unsigned int k;
uint32_t bm;
uint32_t prio;
int64_t ttl;
int do_route;
- 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_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Building request message for `%s' of type %d\n",
+ 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));
k++;
}
bf_size = GNUNET_CONTAINER_bloomfilter_get_size (pr->bf);
- msize = sizeof (struct GetMessage) + bf_size + k * sizeof (struct GNUNET_PeerIdentity);
- GNUNET_assert (msize < GNUNET_SERVER_MAX_MESSAGE_SIZE);
- if (buf_size < msize)
- return msize;
- gm = (struct GetMessage *) lbuf;
- gm->header.type = htons (GNUNET_MESSAGE_TYPE_FS_GET);
- gm->header.size = htons (msize);
+ env = GNUNET_MQ_msg_extra (gm,
+ bf_size + k * sizeof (struct GNUNET_PeerIdentity),
+ GNUNET_MESSAGE_TYPE_FS_GET);
gm->type = htonl (pr->public_data.type);
if (do_route)
prio =
gm->query = pr->public_data.query;
ext = (struct GNUNET_PeerIdentity *) &gm[1];
k = 0;
- if (!do_route)
+ if (! do_route)
GNUNET_PEER_resolve (pr->sender_pid,
&ext[k++]);
if (NULL != pr->public_data.target)
GNUNET_CONTAINER_bloomfilter_get_raw_data (pr->bf,
(char *) &ext[k],
bf_size));
- memcpy (buf, gm, msize);
- return msize;
+ return env;
}
* @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;
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
* 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)
ppd->migration_delay);
mig_pause.rel_value_us = GNUNET_CRYPTO_random_u64 (GNUNET_CRYPTO_QUALITY_WEAK,
ppd->migration_delay.rel_value_us);
- ppd->migration_delay = GNUNET_TIME_relative_multiply (ppd->migration_delay, 2);
+ ppd->migration_delay = GNUNET_TIME_relative_saturating_multiply (ppd->migration_delay, 2);
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Replicated content already exists locally, asking to stop migration for %s\n",
GNUNET_STRINGS_relative_time_to_string (mig_pause,
1 /* anonymity */ ,
0 /* replication */ ,
exp, 1 + prq.priority, MAX_DATASTORE_QUEUE,
- GNUNET_CONSTANTS_SERVICE_TIMEOUT,
&put_migration_continuation, pmc))
{
put_migration_continuation (pmc,
{
GNUNET_assert (0 != pr->sender_pid);
GNUNET_PEER_resolve (pr->sender_pid, &pi);
- memcpy (&buf[xquery_size], &pi, sizeof (struct GNUNET_PeerIdentity));
+ GNUNET_memcpy (&buf[xquery_size], &pi, sizeof (struct GNUNET_PeerIdentity));
xquery_size += sizeof (struct GNUNET_PeerIdentity);
}
pr->gh =
/* 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 !=
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;
/**
* 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;
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
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
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;
* this content and possibly passes it on (to local clients or other
* peers). Does NOT perform migration (content caching at this peer).
*
- * @param cp the other peer involved (sender or receiver, NULL
- * for loopback messages where we are both sender and receiver)
- * @param message the actual message
- * @return #GNUNET_OK if the message was well-formed,
- * #GNUNET_SYSERR if the message was malformed (close connection,
- * do not cache under any circumstances)
+ * @param cls the other peer involved
+ * @param put the actual message
*/
-int
-GSF_handle_p2p_content_ (struct GSF_ConnectedPeer *cp,
- const struct GNUNET_MessageHeader *message)
+void
+handle_p2p_put (void *cls,
+ const struct PutMessage *put)
{
- const struct PutMessage *put;
+ struct GSF_ConnectedPeer *cp = cls;
uint16_t msize;
size_t dsize;
enum GNUNET_BLOCK_Type type;
double putl;
struct PutMigrationContext *pmc;
- msize = ntohs (message->size);
- if (msize < sizeof (struct PutMessage))
- {
- GNUNET_break_op (0);
- return GNUNET_SYSERR;
- }
- put = (const struct PutMessage *) message;
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Received P2P PUT from %s\n",
+ GNUNET_i2s (GSF_get_peer_performance_data_ (cp)->peer));
+ GSF_cover_content_count++;
+ msize = ntohs (put->header.size);
dsize = msize - sizeof (struct PutMessage);
type = ntohl (put->type);
expiration = GNUNET_TIME_absolute_ntoh (put->expiration);
/* do not allow migrated content to live longer than 1 year */
expiration = GNUNET_TIME_absolute_min (GNUNET_TIME_relative_to_absolute (GNUNET_TIME_UNIT_YEARS),
expiration);
- if (GNUNET_BLOCK_TYPE_FS_ONDEMAND == type)
- return GNUNET_SYSERR;
if (GNUNET_OK !=
GNUNET_BLOCK_get_key (GSF_block_ctx,
type,
&query))
{
GNUNET_break_op (0);
- return GNUNET_SYSERR;
+ return;
}
GNUNET_STATISTICS_update (GSF_stats,
gettext_noop ("# GAP PUT messages received"),
GNUNET_PEER_resolve (GSF_get_peer_performance_data_ (cp)->pid,
&pmc->origin);
if (NULL ==
- GNUNET_DATASTORE_put (GSF_dsh, 0, &query, dsize, &put[1], type,
- prq.priority, 1 /* anonymity */ ,
+ GNUNET_DATASTORE_put (GSF_dsh,
+ 0,
+ &query,
+ dsize,
+ &put[1],
+ type,
+ prq.priority,
+ 1 /* anonymity */ ,
0 /* replication */ ,
- expiration, 1 + prq.priority, MAX_DATASTORE_QUEUE,
- GNUNET_CONSTANTS_SERVICE_TIMEOUT,
- &put_migration_continuation, pmc))
+ expiration, 1 + prq.priority,
+ MAX_DATASTORE_QUEUE,
+ &put_migration_continuation,
+ pmc))
{
put_migration_continuation (pmc,
GNUNET_SYSERR,
{
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Choosing not to keep content `%s' (%d/%d)\n",
- GNUNET_h2s (&query), active_to_migration,
+ GNUNET_h2s (&query),
+ active_to_migration,
test_put_load_too_high (prq.priority));
}
putl = GNUNET_LOAD_get_load (datastore_put_load);
putl,
active_to_migration,
(GNUNET_NO == prq.request_found));
- GSF_block_peer_migration_ (cp, GNUNET_TIME_relative_to_absolute (block_time));
+ GSF_block_peer_migration_ (cp,
+ GNUNET_TIME_relative_to_absolute (block_time));
}
- return GNUNET_OK;
+}
+
+
+/**
+ * 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;
}
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);