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[GNUnet-SVN] r31423 - in gnunet/src: include set util
From: |
gnunet |
Subject: |
[GNUnet-SVN] r31423 - in gnunet/src: include set util |
Date: |
Mon, 16 Dec 2013 17:14:09 +0100 |
Author: cfuchs
Date: 2013-12-16 17:14:09 +0100 (Mon, 16 Dec 2013)
New Revision: 31423
Modified:
gnunet/src/include/gnunet_container_lib.h
gnunet/src/include/gnunet_protocols.h
gnunet/src/set/gnunet-service-set_intersection.c
gnunet/src/set/set_protocol.h
gnunet/src/util/container_bloomfilter.c
Log:
- finished work on multipart sending in intersection
- added getter for addressesPerElement from a bloomfilter
- added multipart message format for intersection
- added multipart message type for intersection
Modified: gnunet/src/include/gnunet_container_lib.h
===================================================================
--- gnunet/src/include/gnunet_container_lib.h 2013-12-16 16:11:30 UTC (rev
31422)
+++ gnunet/src/include/gnunet_container_lib.h 2013-12-16 16:14:09 UTC (rev
31423)
@@ -186,6 +186,15 @@
/**
+ * Get the number of the addresses set per element in the bloom filter.
+ *
+ * @param bf the filter
+ * @return addresses set per element in the bf
+ */
+size_t
+GNUNET_CONTAINER_bloomfilter_get_element_addresses (const struct
GNUNET_CONTAINER_BloomFilter *bf);
+
+/**
* @ingroup bloomfilter
* Get size of the bloom filter.
*
Modified: gnunet/src/include/gnunet_protocols.h
===================================================================
--- gnunet/src/include/gnunet_protocols.h 2013-12-16 16:11:30 UTC (rev
31422)
+++ gnunet/src/include/gnunet_protocols.h 2013-12-16 16:14:09 UTC (rev
31423)
@@ -1839,6 +1839,11 @@
*/
#define GNUNET_MESSAGE_TYPE_SET_INTERSECTION_P2P_BF 592
+/**
+ * Bloom filter message for intersection exchange started by Bob.
+ */
+#define GNUNET_MESSAGE_TYPE_SET_INTERSECTION_P2P_BF_PART 593
+
/*******************************************************************************
* TESTBED LOGGER message types
******************************************************************************/
Modified: gnunet/src/set/gnunet-service-set_intersection.c
===================================================================
--- gnunet/src/set/gnunet-service-set_intersection.c 2013-12-16 16:11:30 UTC
(rev 31422)
+++ gnunet/src/set/gnunet-service-set_intersection.c 2013-12-16 16:14:09 UTC
(rev 31423)
@@ -90,10 +90,10 @@
char * local_bf_data;
/**
- * for multipart msgs we have to store the bloomfilter-data until we fully
sent it.
+ * size of the bloomfilter
*/
uint32_t local_bf_data_size;
-
+
/**
* Current state of the operation.
*/
@@ -360,31 +360,26 @@
send_bloomfilter_multipart (struct Operation *op, uint32_t offset)
{
struct GNUNET_MQ_Envelope *ev;
- struct BFMessage *msg;
- uint32_t chunk_size = (GNUNET_SERVER_MAX_MESSAGE_SIZE - sizeof(struct
BFMessage));
+ struct BFPart *msg;
+ uint32_t chunk_size = (GNUNET_SERVER_MAX_MESSAGE_SIZE - sizeof(struct
BFPart));
uint32_t todo_size = op->state->local_bf_data_size - offset;
if (todo_size < chunk_size)
- // we probably need many chunks, thus we assume a maximum packet size by
default
chunk_size = todo_size;
- ev = GNUNET_MQ_msg_extra (msg, chunk_size,
GNUNET_MESSAGE_TYPE_SET_INTERSECTION_P2P_BF);
+ ev = GNUNET_MQ_msg_extra (msg, chunk_size,
GNUNET_MESSAGE_TYPE_SET_INTERSECTION_P2P_BF_PART);
- msg->reserved = 0;
- msg->bloomfilter_total_length = htonl (op->state->local_bf_data_size);
msg->bloomfilter_length = htonl (chunk_size);
msg->bloomfilter_offset = htonl (offset);
- memcpy(&msg[1], op->state->local_bf, chunk_size);
+ memcpy(&msg[1], &op->state->local_bf_data[offset], chunk_size);
GNUNET_MQ_send (op->mq, ev);
if (op->state->local_bf_data_size == offset + chunk_size)
{
// done
- GNUNET_CONTAINER_bloomfilter_free (op->state->local_bf);
GNUNET_free(op->state->local_bf_data);
op->state->local_bf_data = NULL;
- op->state->local_bf = NULL;
return;
}
@@ -405,37 +400,61 @@
struct GNUNET_MQ_Envelope *ev;
struct BFMessage *msg;
uint32_t bf_size;
+ uint32_t bf_elementbits;
+ uint32_t chunk_size;
+ struct GNUNET_CONTAINER_BloomFilter * local_bf;
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "sending bf of size %u\n");
+
+ CALCULATE_BF_SIZE(op->state->my_element_count,
+ op->spec->remote_element_count,
+ bf_size,
+ bf_elementbits);
+ local_bf = GNUNET_CONTAINER_bloomfilter_init (NULL,
+ bf_size,
+ bf_elementbits);
+
+ op->spec->salt++;
+ GNUNET_CONTAINER_multihashmap_iterate (op->spec->set->elements,
+ &iterator_bf_create,
+ op);
+
// send our bloomfilter
- bf_size = GNUNET_CONTAINER_bloomfilter_get_size (op->state->local_bf);
- if ( GNUNET_SERVER_MAX_MESSAGE_SIZE <= bf_size + sizeof(struct BFMessage))
- {
+ if (GNUNET_SERVER_MAX_MESSAGE_SIZE <= bf_size + sizeof (struct BFMessage)) {
// singlepart
- ev = GNUNET_MQ_msg_extra (msg, bf_size,
GNUNET_MESSAGE_TYPE_SET_INTERSECTION_P2P_BF);
-
- GNUNET_CONTAINER_bloomfilter_free (op->state->local_bf);
- op->state->local_bf = NULL;
-
- msg->reserved = 0;
- msg->sender_element_count = htonl (op->state->my_element_count);
- msg->bloomfilter_length = htonl (bf_size);
- msg->bloomfilter_offset = htonl (0);
- msg->sender_mutator = htonl (op->spec->salt);
-
- GNUNET_MQ_send (op->mq, ev);
+ chunk_size = bf_size;
+ ev = GNUNET_MQ_msg_extra (msg, chunk_size,
GNUNET_MESSAGE_TYPE_SET_INTERSECTION_P2P_BF);
+ GNUNET_assert (GNUNET_SYSERR !=
+ GNUNET_CONTAINER_bloomfilter_get_raw_data (local_bf,
+ &msg[1],
+ bf_size));
}
else {
//multipart
- op->state->local_bf_data = (char *)GNUNET_malloc(bf_size);
+ chunk_size = GNUNET_SERVER_MAX_MESSAGE_SIZE - 1 - sizeof (struct
BFMessage);
+ ev = GNUNET_MQ_msg_extra (msg, chunk_size,
GNUNET_MESSAGE_TYPE_SET_INTERSECTION_P2P_BF);
+ op->state->local_bf_data = (char *) GNUNET_malloc (bf_size);
GNUNET_assert (GNUNET_SYSERR !=
- GNUNET_CONTAINER_bloomfilter_get_raw_data
(op->state->local_bf,
-
op->state->local_bf_data,
- bf_size));
+ GNUNET_CONTAINER_bloomfilter_get_raw_data (local_bf,
+
op->state->local_bf_data,
+ bf_size));
+ memcpy (&msg[1], op->state->local_bf_data, chunk_size);
op->state->local_bf_data_size = bf_size;
- send_bloomfilter_multipart (op, 0);
}
+ GNUNET_CONTAINER_bloomfilter_free (local_bf);
+
+ msg->sender_element_count = htonl (op->state->my_element_count);
+ msg->bloomfilter_total_length = htonl (bf_size);
+ msg->bloomfilter_length = htonl (chunk_size);
+ msg->bits_per_element = htonl (bf_elementbits);
+ msg->sender_mutator = htonl (op->spec->salt);
+
+ GNUNET_MQ_send (op->mq, ev);
+
+ if (op->state->local_bf_data) {
+ send_bloomfilter_multipart (op, chunk_size);
+ }
}
@@ -601,8 +620,6 @@
{
struct Operation *op = cls;
struct BFMessage *msg = (struct BFMessage *) mh;
- uint32_t bf_size;
- uint32_t bits_per_element;
op->spec->remote_element_count = ntohl(msg->sender_element_count);
if ((op->state->phase != PHASE_INITIAL)
@@ -617,15 +634,6 @@
GNUNET_CONTAINER_multihashmap_iterate (op->spec->set->elements,
&iterator_initialization,
op);
-
- CALCULATE_BF_SIZE(op->state->my_element_count,
- op->spec->remote_element_count,
- bf_size,
- bits_per_element);
-
- op->state->local_bf = GNUNET_CONTAINER_bloomfilter_init (NULL,
- bf_size,
- bits_per_element);
GNUNET_CONTAINER_bloomfilter_free (op->state->remote_bf);
op->state->remote_bf = NULL;
@@ -652,7 +660,6 @@
// just send our element count, as the other peer must start
ev = GNUNET_MQ_msg (msg,
GNUNET_MESSAGE_TYPE_SET_INTERSECTION_P2P_ELEMENT_INFO);
- msg->reserved = 0;
msg->sender_element_count = htonl (op->state->my_element_count);
msg->bloomfilter_length = htonl (0);
msg->sender_mutator = htonl (0);
Modified: gnunet/src/set/set_protocol.h
===================================================================
--- gnunet/src/set/set_protocol.h 2013-12-16 16:11:30 UTC (rev 31422)
+++ gnunet/src/set/set_protocol.h 2013-12-16 16:14:09 UTC (rev 31423)
@@ -101,11 +101,6 @@
struct GNUNET_MessageHeader header;
/**
- * Padding, must be 0.
- */
- uint8_t reserved;
-
- /**
* mutator used with this bloomfilter.
*/
uint32_t sender_element_count GNUNET_PACKED;
@@ -126,6 +121,28 @@
uint32_t bloomfilter_length GNUNET_PACKED;
/**
+ * Length of the bloomfilter data
+ */
+ uint32_t bits_per_element GNUNET_PACKED;
+
+ /**
+ * rest: the sender's bloomfilter
+ */
+};
+
+struct BFPart
+{
+ /**
+ * Type: GNUNET_MESSAGE_TYPE_SET_INTERSECTION_P2P_BF
+ */
+ struct GNUNET_MessageHeader header;
+
+ /**
+ * Length of the appended bloomfilter data block
+ */
+ uint32_t bloomfilter_length GNUNET_PACKED;
+
+ /**
* offset in the bloolfilter data block, if multipart message
*/
uint32_t bloomfilter_offset GNUNET_PACKED;
Modified: gnunet/src/util/container_bloomfilter.c
===================================================================
--- gnunet/src/util/container_bloomfilter.c 2013-12-16 16:11:30 UTC (rev
31422)
+++ gnunet/src/util/container_bloomfilter.c 2013-12-16 16:14:09 UTC (rev
31423)
@@ -79,7 +79,22 @@
};
+/**
+ * Get the number of the addresses set per element in the bloom filter.
+ *
+ * @param bf the filter
+ * @return addresses set per element in the bf
+ */
+size_t
+GNUNET_CONTAINER_bloomfilter_get_element_addresses (const struct
GNUNET_CONTAINER_BloomFilter
+ *bf)
+{
+ if (bf == NULL)
+ return 0;
+ return bf->addressesPerElement;
+}
+
/**
* Get size of the bloom filter.
*
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