diff options
Diffstat (limited to 'src/consensus/plugin_block_consensus.c')
-rw-r--r-- | src/consensus/plugin_block_consensus.c | 137 |
1 files changed, 0 insertions, 137 deletions
diff --git a/src/consensus/plugin_block_consensus.c b/src/consensus/plugin_block_consensus.c deleted file mode 100644 index cdac12ed5..000000000 --- a/src/consensus/plugin_block_consensus.c +++ /dev/null | |||
@@ -1,137 +0,0 @@ | |||
1 | /* | ||
2 | This file is part of GNUnet | ||
3 | Copyright (C) 2017 GNUnet e.V. | ||
4 | |||
5 | GNUnet is free software: you can redistribute it and/or modify it | ||
6 | under the terms of the GNU Affero General Public License as published | ||
7 | by the Free Software Foundation, either version 3 of the License, | ||
8 | or (at your option) any later version. | ||
9 | |||
10 | GNUnet is distributed in the hope that it will be useful, but | ||
11 | WITHOUT ANY WARRANTY; without even the implied warranty of | ||
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
13 | Affero General Public License for more details. | ||
14 | |||
15 | You should have received a copy of the GNU Affero General Public License | ||
16 | along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
17 | |||
18 | SPDX-License-Identifier: AGPL3.0-or-later | ||
19 | */ | ||
20 | |||
21 | /** | ||
22 | * @file consensus/plugin_block_consensus.c | ||
23 | * @brief consensus block, either nested block or marker | ||
24 | * @author Christian Grothoff | ||
25 | */ | ||
26 | |||
27 | #include "platform.h" | ||
28 | #include "consensus_protocol.h" | ||
29 | #include "gnunet_block_plugin.h" | ||
30 | #include "gnunet_block_group_lib.h" | ||
31 | |||
32 | |||
33 | /** | ||
34 | * Function called to validate a reply or a request. For | ||
35 | * request evaluation, simply pass "NULL" for the reply_block. | ||
36 | * | ||
37 | * @param cls closure | ||
38 | * @param ctx context | ||
39 | * @param type block type | ||
40 | * @param group block group to use | ||
41 | * @param eo control flags | ||
42 | * @param query original query (hash) | ||
43 | * @param xquery extrended query data (can be NULL, depending on type) | ||
44 | * @param xquery_size number of bytes in xquery | ||
45 | * @param reply_block response to validate | ||
46 | * @param reply_block_size number of bytes in reply block | ||
47 | * @return characterization of result | ||
48 | */ | ||
49 | static enum GNUNET_BLOCK_EvaluationResult | ||
50 | block_plugin_consensus_evaluate (void *cls, | ||
51 | struct GNUNET_BLOCK_Context *ctx, | ||
52 | enum GNUNET_BLOCK_Type type, | ||
53 | struct GNUNET_BLOCK_Group *group, | ||
54 | enum GNUNET_BLOCK_EvaluationOptions eo, | ||
55 | const struct GNUNET_HashCode *query, | ||
56 | const void *xquery, | ||
57 | size_t xquery_size, | ||
58 | const void *reply_block, | ||
59 | size_t reply_block_size) | ||
60 | { | ||
61 | const struct ConsensusElement *ce = reply_block; | ||
62 | |||
63 | if (reply_block_size < sizeof(struct ConsensusElement)) | ||
64 | return GNUNET_BLOCK_EVALUATION_RESULT_INVALID; | ||
65 | if ( (0 != ce->marker) || | ||
66 | (0 == ce->payload_type) ) | ||
67 | return GNUNET_BLOCK_EVALUATION_OK_MORE; | ||
68 | |||
69 | return GNUNET_BLOCK_evaluate (ctx, | ||
70 | type, | ||
71 | group, | ||
72 | eo, | ||
73 | query, | ||
74 | xquery, | ||
75 | xquery_size, | ||
76 | &ce[1], | ||
77 | reply_block_size | ||
78 | - sizeof(struct ConsensusElement)); | ||
79 | } | ||
80 | |||
81 | |||
82 | /** | ||
83 | * Function called to obtain the key for a block. | ||
84 | * | ||
85 | * @param cls closure | ||
86 | * @param type block type | ||
87 | * @param block block to get the key for | ||
88 | * @param block_size number of bytes in block | ||
89 | * @param key set to the key (query) for the given block | ||
90 | * @return #GNUNET_OK on success, #GNUNET_SYSERR if type not supported | ||
91 | * (or if extracting a key from a block of this type does not work) | ||
92 | */ | ||
93 | static int | ||
94 | block_plugin_consensus_get_key (void *cls, | ||
95 | enum GNUNET_BLOCK_Type type, | ||
96 | const void *block, | ||
97 | size_t block_size, | ||
98 | struct GNUNET_HashCode *key) | ||
99 | { | ||
100 | return GNUNET_SYSERR; | ||
101 | } | ||
102 | |||
103 | |||
104 | /** | ||
105 | * Entry point for the plugin. | ||
106 | */ | ||
107 | void * | ||
108 | libgnunet_plugin_block_consensus_init (void *cls) | ||
109 | { | ||
110 | static enum GNUNET_BLOCK_Type types[] = { | ||
111 | GNUNET_BLOCK_TYPE_CONSENSUS_ELEMENT, | ||
112 | GNUNET_BLOCK_TYPE_ANY /* end of list */ | ||
113 | }; | ||
114 | struct GNUNET_BLOCK_PluginFunctions *api; | ||
115 | |||
116 | api = GNUNET_new (struct GNUNET_BLOCK_PluginFunctions); | ||
117 | api->evaluate = &block_plugin_consensus_evaluate; | ||
118 | api->get_key = &block_plugin_consensus_get_key; | ||
119 | api->types = types; | ||
120 | return api; | ||
121 | } | ||
122 | |||
123 | |||
124 | /** | ||
125 | * Exit point from the plugin. | ||
126 | */ | ||
127 | void * | ||
128 | libgnunet_plugin_block_consensus_done (void *cls) | ||
129 | { | ||
130 | struct GNUNET_BLOCK_PluginFunctions *api = cls; | ||
131 | |||
132 | GNUNET_free (api); | ||
133 | return NULL; | ||
134 | } | ||
135 | |||
136 | |||
137 | /* end of plugin_block_consensus.c */ | ||