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 fs/plugin_block_fs.c
* by this @a type of block (this is not an error)
*/
static struct GNUNET_BLOCK_Group *
-block_plugin_fs_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_fs_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 size;
const char *guard;
switch (type)
- {
- case GNUNET_BLOCK_TYPE_FS_DBLOCK:
- GNUNET_break (NULL == va_arg (va, const char *));
- return NULL;
- case GNUNET_BLOCK_TYPE_FS_IBLOCK:
- GNUNET_break (NULL == va_arg (va, const char *));
- return NULL;
- case GNUNET_BLOCK_TYPE_FS_UBLOCK:
- guard = va_arg (va, const char *);
- if (0 == strcmp (guard,
- "seen-set-size"))
- {
- size = GNUNET_BLOCK_GROUP_compute_bloomfilter_size (va_arg (va, unsigned int),
- BLOOMFILTER_K);
- }
- else if (0 == strcmp (guard,
- "filter-size"))
- {
- size = va_arg (va, unsigned int);
- }
- else
{
- /* va-args invalid! bad bug, complain! */
- GNUNET_break (0);
- size = 8;
+ case GNUNET_BLOCK_TYPE_FS_DBLOCK:
+ GNUNET_break(NULL == va_arg(va, const char *));
+ return NULL;
+
+ case GNUNET_BLOCK_TYPE_FS_IBLOCK:
+ GNUNET_break(NULL == va_arg(va, const char *));
+ return NULL;
+
+ case GNUNET_BLOCK_TYPE_FS_UBLOCK:
+ guard = va_arg(va, const char *);
+ if (0 == strcmp(guard,
+ "seen-set-size"))
+ {
+ size = GNUNET_BLOCK_GROUP_compute_bloomfilter_size(va_arg(va, unsigned int),
+ BLOOMFILTER_K);
+ }
+ else if (0 == strcmp(guard,
+ "filter-size"))
+ {
+ size = va_arg(va, unsigned int);
+ }
+ else
+ {
+ /* va-args invalid! bad bug, complain! */
+ GNUNET_break(0);
+ size = 8;
+ }
+ if (0 == size)
+ size = raw_data_size; /* not for us to determine, use what we got! */
+ GNUNET_break(NULL == va_arg(va, const char *));
+ return GNUNET_BLOCK_GROUP_bf_create(cls,
+ size,
+ BLOOMFILTER_K,
+ type,
+ nonce,
+ raw_data,
+ raw_data_size);
+
+ default:
+ GNUNET_break(NULL == va_arg(va, const char *));
+ GNUNET_break(0);
+ return NULL;
}
- if (0 == size)
- size = raw_data_size; /* not for us to determine, use what we got! */
- GNUNET_break (NULL == va_arg (va, const char *));
- return GNUNET_BLOCK_GROUP_bf_create (cls,
- size,
- BLOOMFILTER_K,
- type,
- nonce,
- raw_data,
- raw_data_size);
- default:
- GNUNET_break (NULL == va_arg (va, const char *));
- GNUNET_break (0);
- return NULL;
- }
}
* @return characterization of result
*/
static enum GNUNET_BLOCK_EvaluationResult
-block_plugin_fs_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_fs_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 UBlock *ub;
struct GNUNET_HashCode hc;
struct GNUNET_HashCode chash;
switch (type)
- {
- case GNUNET_BLOCK_TYPE_FS_DBLOCK:
- case GNUNET_BLOCK_TYPE_FS_IBLOCK:
- if (0 != xquery_size)
- {
- GNUNET_break_op (0);
- return GNUNET_BLOCK_EVALUATION_REQUEST_INVALID;
- }
- if (NULL == reply_block)
- return GNUNET_BLOCK_EVALUATION_REQUEST_VALID;
- return GNUNET_BLOCK_EVALUATION_OK_LAST;
- case GNUNET_BLOCK_TYPE_FS_UBLOCK:
- if (0 != xquery_size)
{
- GNUNET_break_op (0);
- return GNUNET_BLOCK_EVALUATION_REQUEST_INVALID;
- }
- if (NULL == reply_block)
- return GNUNET_BLOCK_EVALUATION_REQUEST_VALID;
+ case GNUNET_BLOCK_TYPE_FS_DBLOCK:
+ case GNUNET_BLOCK_TYPE_FS_IBLOCK:
+ if (0 != xquery_size)
+ {
+ GNUNET_break_op(0);
+ return GNUNET_BLOCK_EVALUATION_REQUEST_INVALID;
+ }
+ if (NULL == reply_block)
+ return GNUNET_BLOCK_EVALUATION_REQUEST_VALID;
+ return GNUNET_BLOCK_EVALUATION_OK_LAST;
- if (reply_block_size < sizeof (struct UBlock))
- {
- GNUNET_break_op (0);
- return GNUNET_BLOCK_EVALUATION_RESULT_INVALID;
- }
- ub = reply_block;
- GNUNET_CRYPTO_hash (&ub->verification_key,
- sizeof (ub->verification_key),
- &hc);
- if (0 != memcmp (&hc,
- query,
- sizeof (struct GNUNET_HashCode)))
- {
- GNUNET_break_op (0);
- return GNUNET_BLOCK_EVALUATION_RESULT_INVALID;
- }
- if (reply_block_size != ntohl (ub->purpose.size) + sizeof (struct GNUNET_CRYPTO_EcdsaSignature))
- {
- GNUNET_break_op (0);
- return GNUNET_BLOCK_EVALUATION_RESULT_INVALID;
- }
- if ( (0 == (eo & GNUNET_BLOCK_EO_LOCAL_SKIP_CRYPTO)) &&
- (GNUNET_OK !=
- GNUNET_CRYPTO_ecdsa_verify (GNUNET_SIGNATURE_PURPOSE_FS_UBLOCK,
+ case GNUNET_BLOCK_TYPE_FS_UBLOCK:
+ if (0 != xquery_size)
+ {
+ GNUNET_break_op(0);
+ return GNUNET_BLOCK_EVALUATION_REQUEST_INVALID;
+ }
+ if (NULL == reply_block)
+ return GNUNET_BLOCK_EVALUATION_REQUEST_VALID;
+
+ if (reply_block_size < sizeof(struct UBlock))
+ {
+ GNUNET_break_op(0);
+ return GNUNET_BLOCK_EVALUATION_RESULT_INVALID;
+ }
+ ub = reply_block;
+ GNUNET_CRYPTO_hash(&ub->verification_key,
+ sizeof(ub->verification_key),
+ &hc);
+ if (0 != memcmp(&hc,
+ query,
+ sizeof(struct GNUNET_HashCode)))
+ {
+ GNUNET_break_op(0);
+ return GNUNET_BLOCK_EVALUATION_RESULT_INVALID;
+ }
+ if (reply_block_size != ntohl(ub->purpose.size) + sizeof(struct GNUNET_CRYPTO_EcdsaSignature))
+ {
+ GNUNET_break_op(0);
+ return GNUNET_BLOCK_EVALUATION_RESULT_INVALID;
+ }
+ if ((0 == (eo & GNUNET_BLOCK_EO_LOCAL_SKIP_CRYPTO)) &&
+ (GNUNET_OK !=
+ GNUNET_CRYPTO_ecdsa_verify(GNUNET_SIGNATURE_PURPOSE_FS_UBLOCK,
&ub->purpose,
&ub->signature,
- &ub->verification_key)) )
- {
- GNUNET_break_op (0);
- return GNUNET_BLOCK_EVALUATION_RESULT_INVALID;
+ &ub->verification_key)))
+ {
+ GNUNET_break_op(0);
+ return GNUNET_BLOCK_EVALUATION_RESULT_INVALID;
+ }
+ GNUNET_CRYPTO_hash(reply_block,
+ reply_block_size,
+ &chash);
+ if (GNUNET_YES ==
+ GNUNET_BLOCK_GROUP_bf_test_and_set(bg,
+ &chash))
+ 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,
- &chash);
- if (GNUNET_YES ==
- GNUNET_BLOCK_GROUP_bf_test_and_set (bg,
- &chash))
- 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_fs_get_key (void *cls,
- enum GNUNET_BLOCK_Type type,
- const void *block,
- size_t block_size,
- struct GNUNET_HashCode *key)
+block_plugin_fs_get_key(void *cls,
+ enum GNUNET_BLOCK_Type type,
+ const void *block,
+ size_t block_size,
+ struct GNUNET_HashCode *key)
{
const struct UBlock *ub;
switch (type)
- {
- case GNUNET_BLOCK_TYPE_FS_DBLOCK:
- case GNUNET_BLOCK_TYPE_FS_IBLOCK:
- GNUNET_CRYPTO_hash (block, block_size, key);
- return GNUNET_OK;
- case GNUNET_BLOCK_TYPE_FS_UBLOCK:
- if (block_size < sizeof (struct UBlock))
{
- GNUNET_break (0);
+ case GNUNET_BLOCK_TYPE_FS_DBLOCK:
+ case GNUNET_BLOCK_TYPE_FS_IBLOCK:
+ GNUNET_CRYPTO_hash(block, block_size, key);
+ return GNUNET_OK;
+
+ case GNUNET_BLOCK_TYPE_FS_UBLOCK:
+ if (block_size < sizeof(struct UBlock))
+ {
+ GNUNET_break(0);
+ return GNUNET_SYSERR;
+ }
+ ub = block;
+ GNUNET_CRYPTO_hash(&ub->verification_key,
+ sizeof(ub->verification_key),
+ key);
+ return GNUNET_OK;
+
+ default:
+ GNUNET_break(0);
return GNUNET_SYSERR;
}
- ub = block;
- GNUNET_CRYPTO_hash (&ub->verification_key,
- sizeof (ub->verification_key),
- key);
- return GNUNET_OK;
- default:
- GNUNET_break (0);
- return GNUNET_SYSERR;
- }
}
* Entry point for the plugin.
*/
void *
-libgnunet_plugin_block_fs_init (void *cls)
+libgnunet_plugin_block_fs_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_fs_evaluate;
api->get_key = &block_plugin_fs_get_key;
api->create_group = &block_plugin_fs_create_group;
* Exit point from the plugin.
*/
void *
-libgnunet_plugin_block_fs_done (void *cls)
+libgnunet_plugin_block_fs_done(void *cls)
{
struct GNUNET_BLOCK_PluginFunctions *api = cls;
- GNUNET_free (api);
+ GNUNET_free(api);
return NULL;
}
projects / oweals / gnunet.git / blobdiff