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Diffstat (limited to 'src/setu/gnunet-service-setu_protocol.h')
-rw-r--r-- | src/setu/gnunet-service-setu_protocol.h | 256 |
1 files changed, 0 insertions, 256 deletions
diff --git a/src/setu/gnunet-service-setu_protocol.h b/src/setu/gnunet-service-setu_protocol.h deleted file mode 100644 index c2a166e60..000000000 --- a/src/setu/gnunet-service-setu_protocol.h +++ /dev/null | |||
@@ -1,256 +0,0 @@ | |||
1 | /* | ||
2 | This file is part of GNUnet. | ||
3 | Copyright (C) 2013, 2014 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 | * @author Florian Dold | ||
22 | * @author Christian Grothoff | ||
23 | * @file set/gnunet-service-set_protocol.h | ||
24 | * @brief Peer-to-Peer messages for gnunet set | ||
25 | */ | ||
26 | #ifndef SET_PROTOCOL_H | ||
27 | #define SET_PROTOCOL_H | ||
28 | |||
29 | #include "platform.h" | ||
30 | #include "gnunet_common.h" | ||
31 | |||
32 | |||
33 | GNUNET_NETWORK_STRUCT_BEGIN | ||
34 | |||
35 | struct OperationRequestMessage | ||
36 | { | ||
37 | /** | ||
38 | * Type: #GNUNET_MESSAGE_TYPE_SET_P2P_OPERATION_REQUEST | ||
39 | */ | ||
40 | struct GNUNET_MessageHeader header; | ||
41 | |||
42 | /** | ||
43 | * For Intersection: my element count | ||
44 | */ | ||
45 | uint32_t element_count GNUNET_PACKED; | ||
46 | |||
47 | /** | ||
48 | * Application-specific identifier of the request. | ||
49 | */ | ||
50 | struct GNUNET_HashCode app_idX; | ||
51 | |||
52 | /* rest: optional message */ | ||
53 | }; | ||
54 | |||
55 | |||
56 | /** | ||
57 | * Message containing buckets of an invertible bloom filter. | ||
58 | * | ||
59 | * If an IBF has too many buckets for an IBF message, | ||
60 | * it is split into multiple messages. | ||
61 | */ | ||
62 | struct IBFMessage | ||
63 | { | ||
64 | /** | ||
65 | * Type: #GNUNET_MESSAGE_TYPE_SET_UNION_P2P_IBF | ||
66 | */ | ||
67 | struct GNUNET_MessageHeader header; | ||
68 | |||
69 | /** | ||
70 | * Size of the whole ibf (number of buckets) | ||
71 | */ | ||
72 | uint32_t ibf_size; | ||
73 | |||
74 | /** | ||
75 | * Offset of the strata in the rest of the message | ||
76 | */ | ||
77 | uint32_t offset GNUNET_PACKED; | ||
78 | |||
79 | /** | ||
80 | * Salt used when hashing elements for this IBF. | ||
81 | */ | ||
82 | uint16_t salt GNUNET_PACKED; | ||
83 | |||
84 | /** | ||
85 | * The bit length of the counter | ||
86 | */ | ||
87 | uint16_t ibf_counter_bit_length; | ||
88 | /* rest: buckets */ | ||
89 | }; | ||
90 | |||
91 | |||
92 | /** | ||
93 | estimate_best_mode_of_operation (uint64_t avg_element_size, | ||
94 | uint64_t local_set_size, | ||
95 | uint64_t remote_set_size, | ||
96 | uint64_t est_set_diff_remote, | ||
97 | uint64_t est_set_diff_local,) | ||
98 | **/ | ||
99 | |||
100 | |||
101 | struct InquiryMessage | ||
102 | { | ||
103 | /** | ||
104 | * Type: #GNUNET_MESSAGE_TYPE_SET_UNION_P2P_IBF | ||
105 | */ | ||
106 | struct GNUNET_MessageHeader header; | ||
107 | |||
108 | /** | ||
109 | * Salt used when hashing elements for this inquiry. | ||
110 | */ | ||
111 | uint32_t salt GNUNET_PACKED; | ||
112 | |||
113 | /* rest: inquiry IBF keys */ | ||
114 | }; | ||
115 | |||
116 | |||
117 | /** | ||
118 | * During intersection, the first (and possibly second) message | ||
119 | * send it the number of elements in the set, to allow the peers | ||
120 | * to decide who should start with the Bloom filter. | ||
121 | */ | ||
122 | struct IntersectionElementInfoMessage | ||
123 | { | ||
124 | /** | ||
125 | * Type: #GNUNET_MESSAGE_TYPE_SET_INTERSECTION_P2P_ELEMENT_INFO | ||
126 | */ | ||
127 | struct GNUNET_MessageHeader header; | ||
128 | |||
129 | /** | ||
130 | * mutator used with this bloomfilter. | ||
131 | */ | ||
132 | uint32_t sender_element_count GNUNET_PACKED; | ||
133 | }; | ||
134 | |||
135 | |||
136 | /** | ||
137 | * Bloom filter messages exchanged for set intersection calculation. | ||
138 | */ | ||
139 | struct BFMessage | ||
140 | { | ||
141 | /** | ||
142 | * Type: #GNUNET_MESSAGE_TYPE_SET_INTERSECTION_P2P_BF | ||
143 | */ | ||
144 | struct GNUNET_MessageHeader header; | ||
145 | |||
146 | /** | ||
147 | * Number of elements the sender still has in the set. | ||
148 | */ | ||
149 | uint32_t sender_element_count GNUNET_PACKED; | ||
150 | |||
151 | /** | ||
152 | * XOR of all hashes over all elements remaining in the set. | ||
153 | * Used to determine termination. | ||
154 | */ | ||
155 | struct GNUNET_HashCode element_xor_hash; | ||
156 | |||
157 | /** | ||
158 | * Mutator used with this bloomfilter. | ||
159 | */ | ||
160 | uint32_t sender_mutator GNUNET_PACKED; | ||
161 | |||
162 | /** | ||
163 | * Total length of the bloomfilter data. | ||
164 | */ | ||
165 | uint32_t bloomfilter_total_length GNUNET_PACKED; | ||
166 | |||
167 | /** | ||
168 | * Number of bits (k-value) used in encoding the bloomfilter. | ||
169 | */ | ||
170 | uint32_t bits_per_element GNUNET_PACKED; | ||
171 | |||
172 | /** | ||
173 | * rest: the sender's bloomfilter | ||
174 | */ | ||
175 | }; | ||
176 | |||
177 | |||
178 | /** | ||
179 | * Last message, send to confirm the final set. Contains the element | ||
180 | * count as it is possible that the peer determined that we were done | ||
181 | * by getting the empty set, which in that case also needs to be | ||
182 | * communicated. | ||
183 | */ | ||
184 | struct IntersectionDoneMessage | ||
185 | { | ||
186 | /** | ||
187 | * Type: #GNUNET_MESSAGE_TYPE_SET_INTERSECTION_P2P_DONE | ||
188 | */ | ||
189 | struct GNUNET_MessageHeader header; | ||
190 | |||
191 | /** | ||
192 | * Final number of elements in intersection. | ||
193 | */ | ||
194 | uint32_t final_element_count GNUNET_PACKED; | ||
195 | |||
196 | /** | ||
197 | * XOR of all hashes over all elements remaining in the set. | ||
198 | */ | ||
199 | struct GNUNET_HashCode element_xor_hash; | ||
200 | }; | ||
201 | |||
202 | |||
203 | /** | ||
204 | * Strata estimator together with the peer's overall set size. | ||
205 | */ | ||
206 | struct StrataEstimatorMessage | ||
207 | { | ||
208 | /** | ||
209 | * Type: #GNUNET_MESSAGE_TYPE_SET_UNION_P2P_SE(C) | ||
210 | */ | ||
211 | struct GNUNET_MessageHeader header; | ||
212 | |||
213 | /** | ||
214 | * The number of ses transmitted | ||
215 | */ | ||
216 | uint8_t se_count; | ||
217 | |||
218 | /** | ||
219 | * Size of the local set | ||
220 | */ | ||
221 | uint64_t set_size; | ||
222 | }; | ||
223 | |||
224 | |||
225 | /** | ||
226 | * Message which signals to other peer that we are sending full set | ||
227 | * | ||
228 | */ | ||
229 | struct TransmitFullMessage | ||
230 | { | ||
231 | /** | ||
232 | * Type: #GNUNET_MESSAGE_TYPE_SETU_P2P_SEND_FULL | ||
233 | */ | ||
234 | struct GNUNET_MessageHeader header; | ||
235 | |||
236 | /** | ||
237 | * Remote set difference calculated with strata estimator | ||
238 | */ | ||
239 | uint32_t remote_set_difference; | ||
240 | |||
241 | /** | ||
242 | * Total remote set size | ||
243 | */ | ||
244 | uint32_t remote_set_size; | ||
245 | |||
246 | /** | ||
247 | * Local set difference calculated with strata estimator | ||
248 | */ | ||
249 | uint32_t local_set_difference; | ||
250 | |||
251 | }; | ||
252 | |||
253 | |||
254 | GNUNET_NETWORK_STRUCT_END | ||
255 | |||
256 | #endif | ||