struct GNUNET_HashCode *replies_seen;
/**
- * Bloomfilter masking replies we've already seen.
+ * Block group for filtering replies we've already seen.
*/
- struct GNUNET_CONTAINER_BloomFilter *bf;
+ struct GNUNET_BLOCK_Group *bg;
/**
* Entry for this pending request in the expiration heap, or NULL.
*/
unsigned int replies_seen_size;
- /**
- * Mingle value we currently use for the bf.
- */
- uint32_t mingle;
-
/**
* Do we have a first UID yet?
*/
* fresh one of minimal size without problems) OR if our peer is the
* initiator (in which case we may resize to larger than mimimum size).
*
+ * @param type type of the request
* @param pr request for which the BF is to be recomputed
*/
static void
-refresh_bloomfilter (struct GSF_PendingRequest *pr)
+refresh_bloomfilter (enum GNUNET_BLOCK_Type type,
+ struct GSF_PendingRequest *pr)
{
- if (pr->bf != NULL)
- GNUNET_CONTAINER_bloomfilter_free (pr->bf);
- pr->mingle =
- GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, UINT32_MAX);
- pr->bf =
- GNUNET_BLOCK_construct_bloomfilter (pr->mingle, pr->replies_seen,
- pr->replies_seen_count);
+ if (NULL != pr->bg)
+ {
+ GNUNET_BLOCK_group_destroy (pr->bg);
+ pr->bg = NULL;
+ }
+ if (GNUNET_BLOCK_TYPE_FS_UBLOCK != type)
+ return; /* no need */
+ pr->bg
+ = GNUNET_BLOCK_group_create (GSF_block_ctx,
+ type,
+ GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK,
+ UINT32_MAX),
+ NULL,
+ 0,
+ "seen-set-size",
+ pr->replies_seen_count,
+ NULL);
+ if (NULL == pr->bg)
+ return;
+ GNUNET_break (GNUNET_OK ==
+ GNUNET_BLOCK_group_set_seen (pr->bg,
+ pr->replies_seen,
+ pr->replies_seen_count));
}
if (replies_seen_count > 0)
{
pr->replies_seen_size = replies_seen_count;
- pr->replies_seen =
- GNUNET_malloc (sizeof (struct GNUNET_HashCode) * pr->replies_seen_size);
+ pr->replies_seen = GNUNET_new_array (pr->replies_seen_size,
+ struct GNUNET_HashCode);
GNUNET_memcpy (pr->replies_seen,
- replies_seen,
- replies_seen_count * sizeof (struct GNUNET_HashCode));
+ replies_seen,
+ replies_seen_count * sizeof (struct GNUNET_HashCode));
pr->replies_seen_count = replies_seen_count;
}
- if (NULL != bf_data)
+ if ( (NULL != bf_data) &&
+ (GNUNET_BLOCK_TYPE_FS_UBLOCK == pr->public_data.type) )
{
- pr->bf =
- GNUNET_CONTAINER_bloomfilter_init (bf_data,
- bf_size,
- GNUNET_CONSTANTS_BLOOMFILTER_K);
- pr->mingle = mingle;
+ pr->bg
+ = GNUNET_BLOCK_group_create (GSF_block_ctx,
+ pr->public_data.type,
+ mingle,
+ bf_data,
+ bf_size,
+ "seen-set-size",
+ 0,
+ NULL);
}
else if ((replies_seen_count > 0) &&
(0 != (options & GSF_PRO_BLOOMFILTER_FULL_REFRESH)))
{
- refresh_bloomfilter (pr);
+ refresh_bloomfilter (pr->public_data.type,
+ pr);
}
GNUNET_CONTAINER_multihashmap_put (pr_map,
&pr->public_data.query,
const struct GNUNET_HashCode * replies_seen,
unsigned int replies_seen_count)
{
- unsigned int i;
- struct GNUNET_HashCode mhash;
-
if (replies_seen_count + pr->replies_seen_count < pr->replies_seen_count)
return; /* integer overflow */
if (0 != (pr->public_data.options & GSF_PRO_BLOOMFILTER_FULL_REFRESH))
{
/* we're responsible for the BF, full refresh */
if (replies_seen_count + pr->replies_seen_count > pr->replies_seen_size)
- GNUNET_array_grow (pr->replies_seen, pr->replies_seen_size,
+ GNUNET_array_grow (pr->replies_seen,
+ pr->replies_seen_size,
replies_seen_count + pr->replies_seen_count);
- GNUNET_memcpy (&pr->replies_seen[pr->replies_seen_count], replies_seen,
- sizeof (struct GNUNET_HashCode) * replies_seen_count);
+ 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);
+ refresh_bloomfilter (pr->public_data.type,
+ pr);
}
else
{
- if (NULL == pr->bf)
+ if (NULL == pr->bg)
{
/* 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);
- pr->bf =
- GNUNET_BLOCK_construct_bloomfilter (pr->mingle,
- replies_seen,
- replies_seen_count);
+ refresh_bloomfilter (pr->public_data.type,
+ pr);
}
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_break (GNUNET_OK ==
+ GNUNET_BLOCK_group_set_seen (pr->bg,
+ replies_seen,
+ pr->replies_seen_count));
}
}
if (NULL != pr->gh)
struct GNUNET_TIME_Absolute now;
int64_t ttl;
int do_route;
+ void *bf_data;
+ uint32_t bf_nonce;
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Building request message for `%s' of type %d\n",
bm |= GET_MESSAGE_BIT_TRANSMIT_TO;
k++;
}
- bf_size = GNUNET_CONTAINER_bloomfilter_get_size (pr->bf);
+ if (GNUNET_OK !=
+ GNUNET_BLOCK_group_serialize (pr->bg,
+ &bf_nonce,
+ &bf_data,
+ &bf_size))
+ {
+ bf_size = 0;
+ bf_data = NULL;
+ }
env = GNUNET_MQ_msg_extra (gm,
bf_size + k * sizeof (struct GNUNET_PeerIdentity),
GNUNET_MESSAGE_TYPE_FS_GET);
now = GNUNET_TIME_absolute_get ();
ttl = (int64_t) (pr->public_data.ttl.abs_value_us - now.abs_value_us);
gm->ttl = htonl (ttl / 1000LL / 1000LL);
- gm->filter_mutator = htonl (pr->mingle);
+ gm->filter_mutator = htonl (bf_nonce);
gm->hash_bitmap = htonl (bm);
gm->query = pr->public_data.query;
ext = (struct GNUNET_PeerIdentity *) &gm[1];
&ext[k++]);
if (NULL != pr->public_data.target)
ext[k++] = *pr->public_data.target;
- if (NULL != pr->bf)
- GNUNET_assert (GNUNET_SYSERR !=
- GNUNET_CONTAINER_bloomfilter_get_raw_data (pr->bf,
- (char *) &ext[k],
- bf_size));
+ GNUNET_memcpy (&ext[k],
+ bf_data,
+ bf_size);
+ GNUNET_free_non_null (bf_data);
return env;
}
}
GSF_plan_notify_request_done_ (pr);
GNUNET_free_non_null (pr->replies_seen);
- if (NULL != pr->bf)
- {
- GNUNET_CONTAINER_bloomfilter_free (pr->bf);
- pr->bf = NULL;
- }
+ GNUNET_BLOCK_group_destroy (pr->bg);
+ pr->bg = NULL;
GNUNET_PEER_change_rc (pr->sender_pid, -1);
pr->sender_pid = 0;
GNUNET_PEER_change_rc (pr->origin_pid, -1);
prq->eval =
GNUNET_BLOCK_evaluate (GSF_block_ctx,
prq->type,
+ pr->bg,
prq->eo,
key,
- &pr->bf,
- pr->mingle,
NULL,
0,
prq->data,
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,