WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Affero General Public License for more details.
-
+
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
SPDX-License-Identifier: AGPL3.0-or-later
-*/
+ */
/**
* @file dns/plugin_block_dns.c
* by this @a type of block (this is not an error)
*/
static struct GNUNET_BLOCK_Group *
-block_plugin_dns_create_group (void *cls,
- enum GNUNET_BLOCK_Type type,
- uint32_t nonce,
- const void *raw_data,
- size_t raw_data_size,
- va_list va)
+block_plugin_dns_create_group(void *cls,
+ enum GNUNET_BLOCK_Type type,
+ uint32_t nonce,
+ const void *raw_data,
+ size_t raw_data_size,
+ va_list va)
{
unsigned int bf_size;
const char *guard;
- guard = va_arg (va, const char *);
- if (0 == strcmp (guard,
- "seen-set-size"))
- bf_size = GNUNET_BLOCK_GROUP_compute_bloomfilter_size (va_arg (va, unsigned int),
- BLOOMFILTER_K);
- else if (0 == strcmp (guard,
- "filter-size"))
- bf_size = va_arg (va, unsigned int);
+ guard = va_arg(va, const char *);
+ if (0 == strcmp(guard,
+ "seen-set-size"))
+ bf_size = GNUNET_BLOCK_GROUP_compute_bloomfilter_size(va_arg(va, unsigned int),
+ BLOOMFILTER_K);
+ else if (0 == strcmp(guard,
+ "filter-size"))
+ bf_size = va_arg(va, unsigned int);
else
- {
- GNUNET_break (0);
- bf_size = 8;
- }
- GNUNET_break (NULL == va_arg (va, const char *));
- return GNUNET_BLOCK_GROUP_bf_create (cls,
- bf_size,
- BLOOMFILTER_K,
- type,
- nonce,
- raw_data,
- raw_data_size);
+ {
+ GNUNET_break(0);
+ bf_size = 8;
+ }
+ GNUNET_break(NULL == va_arg(va, const char *));
+ return GNUNET_BLOCK_GROUP_bf_create(cls,
+ bf_size,
+ BLOOMFILTER_K,
+ type,
+ nonce,
+ raw_data,
+ raw_data_size);
}
* @return characterization of result
*/
static enum GNUNET_BLOCK_EvaluationResult
-block_plugin_dns_evaluate (void *cls,
- struct GNUNET_BLOCK_Context *ctx,
- enum GNUNET_BLOCK_Type type,
- struct GNUNET_BLOCK_Group *bg,
- enum GNUNET_BLOCK_EvaluationOptions eo,
- const struct GNUNET_HashCode * query,
- const void *xquery,
- size_t xquery_size,
- const void *reply_block,
- size_t reply_block_size)
+block_plugin_dns_evaluate(void *cls,
+ struct GNUNET_BLOCK_Context *ctx,
+ enum GNUNET_BLOCK_Type type,
+ struct GNUNET_BLOCK_Group *bg,
+ enum GNUNET_BLOCK_EvaluationOptions eo,
+ const struct GNUNET_HashCode * query,
+ const void *xquery,
+ size_t xquery_size,
+ const void *reply_block,
+ size_t reply_block_size)
{
const struct GNUNET_DNS_Advertisement *ad;
struct GNUNET_HashCode phash;
switch (type)
- {
- case GNUNET_BLOCK_TYPE_DNS:
- if (0 != xquery_size)
- return GNUNET_BLOCK_EVALUATION_REQUEST_INVALID;
-
- if (NULL == reply_block)
- return GNUNET_BLOCK_EVALUATION_REQUEST_VALID;
-
- if (sizeof (struct GNUNET_DNS_Advertisement) != reply_block_size)
- {
- GNUNET_break_op (0);
- return GNUNET_BLOCK_EVALUATION_RESULT_INVALID;
- }
- ad = reply_block;
-
- if (ntohl (ad->purpose.size) !=
- sizeof (struct GNUNET_DNS_Advertisement) -
- sizeof (struct GNUNET_CRYPTO_EddsaSignature))
- {
- GNUNET_break_op (0);
- return GNUNET_BLOCK_EVALUATION_RESULT_INVALID;
- }
- if (0 ==
- GNUNET_TIME_absolute_get_remaining (GNUNET_TIME_absolute_ntoh
- (ad->expiration_time)).rel_value_us)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "DNS advertisement has expired\n");
- return GNUNET_BLOCK_EVALUATION_RESULT_INVALID;
- }
- if (GNUNET_OK !=
- GNUNET_CRYPTO_eddsa_verify (GNUNET_SIGNATURE_PURPOSE_DNS_RECORD,
- &ad->purpose,
- &ad->signature,
- &ad->peer.public_key))
{
- GNUNET_break_op (0);
- return GNUNET_BLOCK_EVALUATION_RESULT_INVALID;
+ case GNUNET_BLOCK_TYPE_DNS:
+ if (0 != xquery_size)
+ return GNUNET_BLOCK_EVALUATION_REQUEST_INVALID;
+
+ if (NULL == reply_block)
+ return GNUNET_BLOCK_EVALUATION_REQUEST_VALID;
+
+ if (sizeof(struct GNUNET_DNS_Advertisement) != reply_block_size)
+ {
+ GNUNET_break_op(0);
+ return GNUNET_BLOCK_EVALUATION_RESULT_INVALID;
+ }
+ ad = reply_block;
+
+ if (ntohl(ad->purpose.size) !=
+ sizeof(struct GNUNET_DNS_Advertisement) -
+ sizeof(struct GNUNET_CRYPTO_EddsaSignature))
+ {
+ GNUNET_break_op(0);
+ return GNUNET_BLOCK_EVALUATION_RESULT_INVALID;
+ }
+ if (0 ==
+ GNUNET_TIME_absolute_get_remaining(GNUNET_TIME_absolute_ntoh
+ (ad->expiration_time)).rel_value_us)
+ {
+ GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
+ "DNS advertisement has expired\n");
+ return GNUNET_BLOCK_EVALUATION_RESULT_INVALID;
+ }
+ if (GNUNET_OK !=
+ GNUNET_CRYPTO_eddsa_verify(GNUNET_SIGNATURE_PURPOSE_DNS_RECORD,
+ &ad->purpose,
+ &ad->signature,
+ &ad->peer.public_key))
+ {
+ GNUNET_break_op(0);
+ return GNUNET_BLOCK_EVALUATION_RESULT_INVALID;
+ }
+ GNUNET_CRYPTO_hash(reply_block,
+ reply_block_size,
+ &phash);
+ if (GNUNET_YES ==
+ GNUNET_BLOCK_GROUP_bf_test_and_set(bg,
+ &phash))
+ return GNUNET_BLOCK_EVALUATION_OK_DUPLICATE;
+ return GNUNET_BLOCK_EVALUATION_OK_MORE;
+
+ default:
+ return GNUNET_BLOCK_EVALUATION_TYPE_NOT_SUPPORTED;
}
- GNUNET_CRYPTO_hash (reply_block,
- reply_block_size,
- &phash);
- if (GNUNET_YES ==
- GNUNET_BLOCK_GROUP_bf_test_and_set (bg,
- &phash))
- return GNUNET_BLOCK_EVALUATION_OK_DUPLICATE;
- return GNUNET_BLOCK_EVALUATION_OK_MORE;
- default:
- return GNUNET_BLOCK_EVALUATION_TYPE_NOT_SUPPORTED;
- }
}
* (or if extracting a key from a block of this type does not work)
*/
static int
-block_plugin_dns_get_key (void *cls,
- enum GNUNET_BLOCK_Type type,
- const void *block,
- size_t block_size,
- struct GNUNET_HashCode *key)
+block_plugin_dns_get_key(void *cls,
+ enum GNUNET_BLOCK_Type type,
+ const void *block,
+ size_t block_size,
+ struct GNUNET_HashCode *key)
{
/* we cannot extract a key from a block of this type */
return GNUNET_SYSERR;
* Entry point for the plugin.
*/
void *
-libgnunet_plugin_block_dns_init (void *cls)
+libgnunet_plugin_block_dns_init(void *cls)
{
static enum GNUNET_BLOCK_Type types[] =
{
};
struct GNUNET_BLOCK_PluginFunctions *api;
- api = GNUNET_new (struct GNUNET_BLOCK_PluginFunctions);
+ api = GNUNET_new(struct GNUNET_BLOCK_PluginFunctions);
api->evaluate = &block_plugin_dns_evaluate;
api->get_key = &block_plugin_dns_get_key;
api->create_group = &block_plugin_dns_create_group;
* Exit point from the plugin.
*/
void *
-libgnunet_plugin_block_dns_done (void *cls)
+libgnunet_plugin_block_dns_done(void *cls)
{
struct GNUNET_BLOCK_PluginFunctions *api = cls;
- GNUNET_free (api);
+ GNUNET_free(api);
return NULL;
}
projects / oweals / gnunet.git / blobdiff