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Diffstat (limited to 'src/service/namecache/namecache.h')
-rw-r--r-- | src/service/namecache/namecache.h | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/src/service/namecache/namecache.h b/src/service/namecache/namecache.h new file mode 100644 index 000000000..cb4d1bcdd --- /dev/null +++ b/src/service/namecache/namecache.h | |||
@@ -0,0 +1,131 @@ | |||
1 | /* | ||
2 | This file is part of GNUnet. | ||
3 | Copyright (C) 2011-2013 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 namecache/namecache.h | ||
23 | * @brief common internal definitions for namecache service | ||
24 | * @author Matthias Wachs | ||
25 | * @author Christian Grothoff | ||
26 | */ | ||
27 | #ifndef NAMECACHE_H | ||
28 | #define NAMECACHE_H | ||
29 | |||
30 | /** | ||
31 | * Maximum length of any name, including 0-termination. | ||
32 | */ | ||
33 | #define MAX_NAME_LEN 256 | ||
34 | |||
35 | GNUNET_NETWORK_STRUCT_BEGIN | ||
36 | |||
37 | /** | ||
38 | * Generic namecache message with op id | ||
39 | */ | ||
40 | struct GNUNET_NAMECACHE_Header | ||
41 | { | ||
42 | /** | ||
43 | * header.type will be GNUNET_MESSAGE_TYPE_NAMECACHE_* | ||
44 | * header.size will be message size | ||
45 | */ | ||
46 | struct GNUNET_MessageHeader header; | ||
47 | |||
48 | /** | ||
49 | * Request ID in NBO | ||
50 | */ | ||
51 | uint32_t r_id GNUNET_PACKED; | ||
52 | }; | ||
53 | |||
54 | |||
55 | /** | ||
56 | * Lookup a block in the namecache | ||
57 | */ | ||
58 | struct LookupBlockMessage | ||
59 | { | ||
60 | /** | ||
61 | * Type will be #GNUNET_MESSAGE_TYPE_NAMECACHE_LOOKUP_BLOCK | ||
62 | */ | ||
63 | struct GNUNET_NAMECACHE_Header gns_header; | ||
64 | |||
65 | /** | ||
66 | * The query. | ||
67 | */ | ||
68 | struct GNUNET_HashCode query GNUNET_PACKED; | ||
69 | }; | ||
70 | |||
71 | |||
72 | /** | ||
73 | * Lookup response | ||
74 | */ | ||
75 | struct LookupBlockResponseMessage | ||
76 | { | ||
77 | /** | ||
78 | * Type will be #GNUNET_MESSAGE_TYPE_NAMECACHE_LOOKUP_BLOCK_RESPONSE | ||
79 | */ | ||
80 | struct GNUNET_NAMECACHE_Header gns_header; | ||
81 | |||
82 | /** | ||
83 | * Expiration time | ||
84 | */ | ||
85 | struct GNUNET_TIME_AbsoluteNBO expire; | ||
86 | |||
87 | /* followed by encrypted block data */ | ||
88 | }; | ||
89 | |||
90 | |||
91 | /** | ||
92 | * Cache a record in the namecache. | ||
93 | */ | ||
94 | struct BlockCacheMessage | ||
95 | { | ||
96 | /** | ||
97 | * Type will be #GNUNET_MESSAGE_TYPE_NAMECACHE_BLOCK_CACHE | ||
98 | */ | ||
99 | struct GNUNET_NAMECACHE_Header gns_header; | ||
100 | |||
101 | /** | ||
102 | * Expiration time | ||
103 | */ | ||
104 | struct GNUNET_TIME_AbsoluteNBO expire; | ||
105 | |||
106 | /* followed by encrypted block data */ | ||
107 | }; | ||
108 | |||
109 | |||
110 | /** | ||
111 | * Response to a request to cache a block. | ||
112 | */ | ||
113 | struct BlockCacheResponseMessage | ||
114 | { | ||
115 | /** | ||
116 | * Type will be #GNUNET_MESSAGE_TYPE_NAMECACHE_BLOCK_CACHE_RESPONSE | ||
117 | */ | ||
118 | struct GNUNET_NAMECACHE_Header gns_header; | ||
119 | |||
120 | /** | ||
121 | * #GNUNET_OK on success, #GNUNET_SYSERR error | ||
122 | */ | ||
123 | int32_t op_result GNUNET_PACKED; | ||
124 | }; | ||
125 | |||
126 | |||
127 | GNUNET_NETWORK_STRUCT_END | ||
128 | |||
129 | |||
130 | /* end of namecache.h */ | ||
131 | #endif | ||