[GNUnet-SVN] [gnunet] branch master updated: fix completely broken implementation of variable size elements

[gnunet]

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dold pushed a commit to branch master
in repository gnunet.

The following commit(s) were added to refs/heads/master by this push:
     new a9a6b98c5 fix completely broken implementation of variable size 
elements
a9a6b98c5 is described below

commit a9a6b98c54f5cc3e680c8ea2f9c69e3955e2a7da
Author: Florian Dold <address@hidden>
AuthorDate: Tue Feb 28 18:53:31 2017 +0100

    fix completely broken implementation of variable size elements
---
 src/set/gnunet-set-profiler.c | 46 +++++++++++++++++++++++--------------------
 1 file changed, 25 insertions(+), 21 deletions(-)

diff --git a/src/set/gnunet-set-profiler.c b/src/set/gnunet-set-profiler.c
index a6c900f5e..8404b191c 100644
--- a/src/set/gnunet-set-profiler.c
+++ b/src/set/gnunet-set-profiler.c
@@ -61,8 +61,7 @@ static struct GNUNET_SET_ListenHandle *set_listener;
 static int byzantine;
 static int force_delta;
 static int force_full;
-
-static unsigned int element_length = 32;
+static unsigned int element_size = 32;
 
 /**
  * Handle to the statistics service.
@@ -92,7 +91,7 @@ map_remove_iterator (void *cls,
 
   GNUNET_assert (NULL != key);
 
-  ret = GNUNET_CONTAINER_multihashmap_remove (m, key, NULL);
+  ret = GNUNET_CONTAINER_multihashmap_remove_all (m, key);
   if (GNUNET_OK != ret)
     printf ("spurious element\n");
   return GNUNET_YES;
@@ -198,7 +197,7 @@ set_result_cb (void *cls,
       GNUNET_assert (0);
   }
 
-  if (element->size != sizeof (struct GNUNET_HashCode))
+  if (element->size != element_size)
   {
     GNUNET_log (GNUNET_ERROR_TYPE_INFO,
                 "wrong element size: %u, expected %u\n",
@@ -210,8 +209,10 @@ set_result_cb (void *cls,
   GNUNET_log (GNUNET_ERROR_TYPE_INFO, "set %s: got element (%s)\n",
               info->id, GNUNET_h2s (element->data));
   GNUNET_assert (NULL != element->data);
+  struct GNUNET_HashCode data_hash;
+  GNUNET_CRYPTO_hash (element->data, element_size, &data_hash);
   GNUNET_CONTAINER_multihashmap_put (info->received,
-                                     element->data, NULL,
+                                     &data_hash, NULL,
                                      
GNUNET_CONTAINER_MULTIHASHMAPOPTION_REPLACE);
 }
 
@@ -265,14 +266,9 @@ set_insert_iterator (void *cls,
   struct GNUNET_SET_Handle *set = cls;
   struct GNUNET_SET_Element el;
 
-  GNUNET_assert (element_length > 0);
-  char payload[element_length];
-
-  GNUNET_CRYPTO_random_block (GNUNET_CRYPTO_QUALITY_WEAK, payload, 
element_length);
-
   el.element_type = 0;
-  el.data = payload;
-  el.size = element_length;
+  el.data = value;
+  el.size = element_size;
   GNUNET_SET_add_element (set, &el, NULL, NULL);
   return GNUNET_YES;
 }
@@ -325,6 +321,8 @@ run (void *cls,
 
   config = cfg;
 
+  GNUNET_assert (element_size > 0);
+
   if (GNUNET_OK != GNUNET_CRYPTO_get_peer_identity (cfg, &local_peer))
   {
     GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "could not retrieve host identity\n");
@@ -348,22 +346,28 @@ run (void *cls,
 
   for (i = 0; i < num_a; i++)
   {
-    GNUNET_CRYPTO_hash_create_random (GNUNET_CRYPTO_QUALITY_STRONG, &hash);
-    GNUNET_CONTAINER_multihashmap_put (info1.sent, &hash, NULL,
+    char *data = GNUNET_malloc (element_size);
+    GNUNET_CRYPTO_random_block (GNUNET_CRYPTO_QUALITY_WEAK, data, 
element_size);
+    GNUNET_CRYPTO_hash (data, element_size, &hash);
+    GNUNET_CONTAINER_multihashmap_put (info1.sent, &hash, data,
                                        
GNUNET_CONTAINER_MULTIHASHMAPOPTION_REPLACE);
   }
 
   for (i = 0; i < num_b; i++)
   {
-    GNUNET_CRYPTO_hash_create_random (GNUNET_CRYPTO_QUALITY_STRONG, &hash);
-    GNUNET_CONTAINER_multihashmap_put (info2.sent, &hash, NULL,
+    char *data = GNUNET_malloc (element_size);
+    GNUNET_CRYPTO_random_block (GNUNET_CRYPTO_QUALITY_WEAK, data, 
element_size);
+    GNUNET_CRYPTO_hash (data, element_size, &hash);
+    GNUNET_CONTAINER_multihashmap_put (info2.sent, &hash, data,
                                        
GNUNET_CONTAINER_MULTIHASHMAPOPTION_REPLACE);
   }
 
   for (i = 0; i < num_c; i++)
   {
-    GNUNET_CRYPTO_hash_create_random (GNUNET_CRYPTO_QUALITY_STRONG, &hash);
-    GNUNET_CONTAINER_multihashmap_put (common_sent, &hash, NULL,
+    char *data = GNUNET_malloc (element_size);
+    GNUNET_CRYPTO_random_block (GNUNET_CRYPTO_QUALITY_WEAK, data, 
element_size);
+    GNUNET_CRYPTO_hash (data, element_size, &hash);
+    GNUNET_CONTAINER_multihashmap_put (common_sent, &hash, data,
                                        
GNUNET_CONTAINER_MULTIHASHMAPOPTION_REPLACE);
   }
 
@@ -435,9 +439,6 @@ main (int argc, char **argv)
       { 'f', "force-full", NULL,
         gettext_noop ("force sending full set"),
         GNUNET_NO, &GNUNET_GETOPT_set_uint, &force_full },
-      { 'w', "element-length", NULL,
-        gettext_noop ("element length in byte"),
-        GNUNET_NO, &GNUNET_GETOPT_set_uint, &element_length },
       { 'd', "force-delta", NULL,
         gettext_noop ("number delta operation"),
         GNUNET_NO, &GNUNET_GETOPT_set_uint, &force_delta },
@@ -447,6 +448,9 @@ main (int argc, char **argv)
       { 'x', "operation", NULL,
         gettext_noop ("operation to execute"),
         GNUNET_YES, &GNUNET_GETOPT_set_string, &op_str },
+      { 'w', "element-size", NULL,
+        gettext_noop ("element size"),
+        GNUNET_YES, &GNUNET_GETOPT_set_uint, &element_size },
       { 's', "statistics", NULL,
         gettext_noop ("write statistics to file"),
         GNUNET_YES, &GNUNET_GETOPT_set_filename, &statistics_filename },

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