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authorBertrand Marc <beberking@gmail.com>2013-08-03 13:07:39 +0200
committerBertrand Marc <beberking@gmail.com>2013-08-03 13:07:39 +0200
commitc5edc988cf4620b5c3a67dd99b609352170d219c (patch)
treedda00bef19b649c154ba6a2b37f0f73fa1697c30 /src/datacache/datacache.c
parent0f8d8bc0c5c09246d647d233767cf3437c6e8bcd (diff)
parent1ae32bc989973c2e8909c3b085d34b2454f92d1e (diff)
Merge tag 'upstream/0.9.5a'
Upstream version 0.9.5a
Diffstat (limited to 'src/datacache/datacache.c')
-rw-r--r--src/datacache/datacache.c74
1 files changed, 47 insertions, 27 deletions
diff --git a/src/datacache/datacache.c b/src/datacache/datacache.c
index b440af1..0cd6f88 100644
--- a/src/datacache/datacache.c
+++ b/src/datacache/datacache.c
@@ -103,7 +103,7 @@ struct GNUNET_DATACACHE_Handle
* @param size number of bytes that were made available
*/
static void
-env_delete_notify (void *cls, const GNUNET_HashCode * key, size_t size)
+env_delete_notify (void *cls, const struct GNUNET_HashCode * key, size_t size)
{
struct GNUNET_DATACACHE_Handle *h = cls;
@@ -112,7 +112,9 @@ env_delete_notify (void *cls, const GNUNET_HashCode * key, size_t size)
GNUNET_assert (h->utilization >= size);
h->utilization -= size;
GNUNET_CONTAINER_bloomfilter_remove (h->filter, key);
- GNUNET_STATISTICS_update (h->stats, gettext_noop ("# bytes stored"), -size,
+ GNUNET_STATISTICS_update (h->stats, gettext_noop ("# bytes stored"), - (long long) size,
+ GNUNET_NO);
+ GNUNET_STATISTICS_update (h->stats, gettext_noop ("# items stored"), -1,
GNUNET_NO);
}
@@ -152,22 +154,24 @@ GNUNET_DATACACHE_create (const struct GNUNET_CONFIGURATION_Handle *cfg,
bf_size = quota / 32; /* 8 bit per entry, 1 bit per 32 kb in DB */
ret = GNUNET_malloc (sizeof (struct GNUNET_DATACACHE_Handle));
- ret->bloom_name = GNUNET_DISK_mktemp ("gnunet-datacachebloom");
- if (NULL != ret->bloom_name)
- {
- ret->filter = GNUNET_CONTAINER_bloomfilter_load (ret->bloom_name, quota / 1024, /* 8 bit per entry in DB, expect 1k entries */
- 5);
- }
- if (NULL == ret->filter)
+
+ if (GNUNET_YES !=
+ GNUNET_CONFIGURATION_get_value_yesno (cfg, section, "DISABLE_BF"))
{
- ret->filter = GNUNET_CONTAINER_bloomfilter_init (NULL, bf_size, 5); /* approx. 3% false positives at max use */
- }
- if (NULL == ret->filter)
- {
- GNUNET_free (name);
- GNUNET_free (ret->bloom_name);
- GNUNET_free (ret);
- return NULL;
+ if (GNUNET_YES !=
+ GNUNET_CONFIGURATION_get_value_yesno (cfg, section, "DISABLE_BF_RC"))
+ {
+ ret->bloom_name = GNUNET_DISK_mktemp ("gnunet-datacachebloom");
+ }
+ if (NULL != ret->bloom_name)
+ {
+ ret->filter = GNUNET_CONTAINER_bloomfilter_load (ret->bloom_name, quota / 1024, /* 8 bit per entry in DB, expect 1k entries */
+ 5);
+ }
+ if (NULL == ret->filter)
+ {
+ ret->filter = GNUNET_CONTAINER_bloomfilter_init (NULL, bf_size, 5); /* approx. 3% false positives at max use */
+ }
}
ret->stats = GNUNET_STATISTICS_create ("datacache", cfg);
ret->section = GNUNET_strdup (section);
@@ -201,7 +205,7 @@ GNUNET_DATACACHE_create (const struct GNUNET_CONFIGURATION_Handle *cfg,
void
GNUNET_DATACACHE_destroy (struct GNUNET_DATACACHE_Handle *h)
{
- if (h->filter != NULL)
+ if (NULL != h->filter)
GNUNET_CONTAINER_bloomfilter_free (h->filter);
if (h->api != NULL)
GNUNET_break (NULL == GNUNET_PLUGIN_unload (h->lib_name, h->api));
@@ -229,27 +233,42 @@ GNUNET_DATACACHE_destroy (struct GNUNET_DATACACHE_Handle *h)
* @param data data to store
* @param type type of the value
* @param discard_time when to discard the value in any case
- * @return GNUNET_OK on success, GNUNET_SYSERR on error (full, etc.)
+ * @param path_info_len number of entries in 'path_info'
+ * @param path_info a path through the network
+ * @return GNUNET_OK on success, GNUNET_SYSERR on error, GNUNET_NO if duplicate
*/
int
GNUNET_DATACACHE_put (struct GNUNET_DATACACHE_Handle *h,
- const GNUNET_HashCode * key, size_t size,
+ const struct GNUNET_HashCode * key, size_t size,
const char *data, enum GNUNET_BLOCK_Type type,
- struct GNUNET_TIME_Absolute discard_time)
+ struct GNUNET_TIME_Absolute discard_time,
+ unsigned int path_info_len,
+ const struct GNUNET_PeerIdentity *path_info)
{
- uint32_t used;
+ ssize_t used;
- used = h->api->put (h->api->cls, key, size, data, type, discard_time);
- if (used == 0)
+ used = h->api->put (h->api->cls, key,
+ size, data,
+ type, discard_time,
+ path_info_len, path_info);
+ if (-1 == used)
{
GNUNET_break (0);
return GNUNET_SYSERR;
}
+ if (0 == used)
+ {
+ /* duplicate */
+ return GNUNET_NO;
+ }
LOG (GNUNET_ERROR_TYPE_DEBUG, "Stored data under key `%s' in cache\n",
GNUNET_h2s (key));
GNUNET_STATISTICS_update (h->stats, gettext_noop ("# bytes stored"), size,
GNUNET_NO);
- GNUNET_CONTAINER_bloomfilter_add (h->filter, key);
+ GNUNET_STATISTICS_update (h->stats, gettext_noop ("# items stored"), 1,
+ GNUNET_NO);
+ if (NULL != h->filter)
+ GNUNET_CONTAINER_bloomfilter_add (h->filter, key);
while (h->utilization + used > h->env.quota)
GNUNET_assert (GNUNET_OK == h->api->del (h->api->cls));
h->utilization += used;
@@ -270,14 +289,15 @@ GNUNET_DATACACHE_put (struct GNUNET_DATACACHE_Handle *h,
*/
unsigned int
GNUNET_DATACACHE_get (struct GNUNET_DATACACHE_Handle *h,
- const GNUNET_HashCode * key, enum GNUNET_BLOCK_Type type,
+ const struct GNUNET_HashCode * key, enum GNUNET_BLOCK_Type type,
GNUNET_DATACACHE_Iterator iter, void *iter_cls)
{
GNUNET_STATISTICS_update (h->stats, gettext_noop ("# requests received"), 1,
GNUNET_NO);
LOG (GNUNET_ERROR_TYPE_DEBUG, "Processing request for key `%s'\n",
GNUNET_h2s (key));
- if (GNUNET_OK != GNUNET_CONTAINER_bloomfilter_test (h->filter, key))
+ if ( (NULL != h->filter) &&
+ (GNUNET_OK != GNUNET_CONTAINER_bloomfilter_test (h->filter, key)) )
{
GNUNET_STATISTICS_update (h->stats,
gettext_noop