introducing GNUNET_CRYPTO_ecdhe_create2() to avoid malloc nonsense
[oweals/gnunet.git] / src / include / gnunet_block_plugin.h
index 0ead4afad4ce22746e52274c1e7c6692b2372d24..5c320457eb8445bacd532f277340e2a55f9a9dd6 100644 (file)
@@ -1,6 +1,6 @@
 /*
      This file is part of GNUnet
-     (C) 2010 Christian Grothoff (and other contributing authors)
+     Copyright (C) 2010,2013 GNUnet e.V.
 
      GNUnet is free software; you can redistribute it and/or modify
      it under the terms of the GNU General Public License as published
 
      You should have received a copy of the GNU General Public License
      along with GNUnet; see the file COPYING.  If not, write to the
-     Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-     Boston, MA 02111-1307, USA.
+     Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+     Boston, MA 02110-1301, USA.
 */
 
 /**
- * @file include/gnunet_block_plugin.h
- * @brief API for block plugins.  Each block plugin must conform to
- *        the API specified by this header.
  * @author Christian Grothoff
+ *
+ * @file
+ * API for block plugins.
+ *
+ * @defgroup block-plugin  Block plugin API
+ * To be implemented by applications storing data in the DHT.
+ *
+ * Each block plugin must conform to the API specified by this header.
+ *
+ * @{
  */
+
 #ifndef PLUGIN_BLOCK_H
 #define PLUGIN_BLOCK_H
 
 #include "gnunet_util_lib.h"
-#include "gnunet_container_lib.h"
 #include "gnunet_block_lib.h"
 
 
 /**
  * Function called to validate a reply or a request.  For
- * request evaluation, simply pass "NULL" for the reply_block.
+ * request evaluation, simply pass "NULL" for the @a reply_block.
  * Note that it is assumed that the reply has already been
  * matched to the key (and signatures checked) as it would
  * be done with the "get_key" function.
  *
  * @param cls closure
  * @param type block type
+ * @param eo evaluation options to control evaluation
  * @param query original query (hash)
  * @param bf pointer to bloom filter associated with query; possibly updated (!)
- * @param bf_mutator mutation value for bf
+ * @param bf_mutator mutation value for @a bf
  * @param xquery extrended query data (can be NULL, depending on type)
- * @param xquery_size number of bytes in xquery
+ * @param xquery_size number of bytes in @a xquery
  * @param reply_block response to validate
- * @param reply_block_size number of bytes in reply block
+ * @param reply_block_size number of bytes in @a reply_block
  * @return characterization of result
  */
-typedef enum
-    GNUNET_BLOCK_EvaluationResult (*GNUNET_BLOCK_EvaluationFunction) (void *cls,
-                                                                      enum
-                                                                      GNUNET_BLOCK_Type
-                                                                      type,
-                                                                      const
-                                                                      GNUNET_HashCode
-                                                                      * query,
-                                                                      struct
-                                                                      GNUNET_CONTAINER_BloomFilter
-                                                                      ** bf,
-                                                                      int32_t
-                                                                      bf_mutator,
-                                                                      const void
-                                                                      *xquery,
-                                                                      size_t
-                                                                      xquery_size,
-                                                                      const void
-                                                                      *reply_block,
-                                                                      size_t
-                                                                      reply_block_size);
+typedef enum GNUNET_BLOCK_EvaluationResult
+(*GNUNET_BLOCK_EvaluationFunction) (void *cls,
+                                   enum GNUNET_BLOCK_Type type,
+                                    enum GNUNET_BLOCK_EvaluationOptions eo,
+                                   const struct GNUNET_HashCode *query,
+                                   struct GNUNET_CONTAINER_BloomFilter **bf,
+                                   int32_t bf_mutator,
+                                   const void *xquery,
+                                   size_t xquery_size,
+                                   const void *reply_block,
+                                   size_t reply_block_size);
 
 
 /**
@@ -79,18 +77,19 @@ typedef enum
  * @param cls closure
  * @param type block type
  * @param block block to get the key for
- * @param block_size number of bytes in block
+ * @param block_size number of bytes in @a block
  * @param key set to the key (query) for the given block
- * @return GNUNET_YES on success,
- *         GNUNET_NO if the block is malformed
- *         GNUNET_SYSERR if type not supported
+ * @return #GNUNET_YES on success,
+ *         #GNUNET_NO if the block is malformed
+ *         #GNUNET_SYSERR if type not supported
  *         (or if extracting a key from a block of this type does not work)
  */
-typedef int (*GNUNET_BLOCK_GetKeyFunction) (void *cls,
-                                            enum GNUNET_BLOCK_Type type,
-                                            const void *block,
-                                            size_t block_size,
-                                            GNUNET_HashCode * key);
+typedef int
+(*GNUNET_BLOCK_GetKeyFunction) (void *cls,
+                                enum GNUNET_BLOCK_Type type,
+                                const void *block,
+                                size_t block_size,
+                                struct GNUNET_HashCode *key);
 
 
 
@@ -124,5 +123,6 @@ struct GNUNET_BLOCK_PluginFunctions
 
 };
 
-
 #endif
+
+/** @} */  /* end of group */