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1f2c3ccb JS |
1 | /* |
2 | libloc - A library to determine the location of someone on the Internet | |
3 | ||
4 | Copyright (C) 2017 IPFire Development Team <info@ipfire.org> | |
5 | ||
6 | This library is free software; you can redistribute it and/or | |
7 | modify it under the terms of the GNU Lesser General Public | |
8 | License as published by the Free Software Foundation; either | |
9 | version 2.1 of the License, or (at your option) any later version. | |
10 | ||
11 | This library is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | Lesser General Public License for more details. | |
15 | */ | |
16 | ||
17 | #ifndef LIBLOC_FORMAT_H | |
18 | #define LIBLOC_FORMAT_H | |
19 | ||
20 | #include <stdint.h> | |
21 | ||
22 | #define LOC_DATABASE_MAGIC "LOCDBXX" | |
aa9346d8 | 23 | #define LOC_DATABASE_MAGIC_SIZE sizeof(struct loc_database_magic) |
1f2c3ccb JS |
24 | |
25 | enum loc_database_version { | |
26 | LOC_DATABASE_VERSION_UNSET = 0, | |
27 | LOC_DATABASE_VERSION_1 = 1, | |
28 | }; | |
29 | ||
30 | #define LOC_DATABASE_VERSION_LATEST LOC_DATABASE_VERSION_1 | |
31 | ||
32 | #ifdef LIBLOC_PRIVATE | |
33 | ||
34 | #define LOC_DATABASE_DOMAIN "_v%u._db.location.ipfire.org" | |
35 | ||
36 | #define LOC_DATABASE_PAGE_SIZE 4096 | |
aa9346d8 | 37 | #define LOC_SIGNATURE_MAX_LENGTH 2048 |
1f2c3ccb JS |
38 | |
39 | struct loc_database_magic { | |
40 | char magic[7]; | |
41 | ||
42 | // Database version information | |
43 | uint8_t version; | |
44 | }; | |
45 | ||
46 | struct loc_database_header_v1 { | |
47 | // UNIX timestamp when the database was created | |
48 | uint64_t created_at; | |
49 | ||
50 | // Vendor who created the database | |
51 | uint32_t vendor; | |
52 | ||
53 | // Description of the database | |
54 | uint32_t description; | |
55 | ||
56 | // License of the database | |
57 | uint32_t license; | |
58 | ||
59 | // Tells us where the ASes start | |
60 | uint32_t as_offset; | |
61 | uint32_t as_length; | |
62 | ||
63 | // Tells us where the networks start | |
64 | uint32_t network_data_offset; | |
65 | uint32_t network_data_length; | |
66 | ||
67 | // Tells us where the network nodes start | |
68 | uint32_t network_tree_offset; | |
69 | uint32_t network_tree_length; | |
70 | ||
71 | // Tells us where the countries start | |
72 | uint32_t countries_offset; | |
73 | uint32_t countries_length; | |
74 | ||
75 | // Tells us where the pool starts | |
76 | uint32_t pool_offset; | |
77 | uint32_t pool_length; | |
78 | ||
79 | // Signatures | |
80 | uint16_t signature1_length; | |
81 | uint16_t signature2_length; | |
82 | char signature1[LOC_SIGNATURE_MAX_LENGTH]; | |
83 | char signature2[LOC_SIGNATURE_MAX_LENGTH]; | |
84 | ||
85 | // Add some padding for future extensions | |
86 | char padding[32]; | |
87 | }; | |
88 | ||
89 | struct loc_database_network_node_v1 { | |
90 | uint32_t zero; | |
91 | uint32_t one; | |
92 | ||
93 | uint32_t network; | |
94 | }; | |
95 | ||
96 | struct loc_database_network_v1 { | |
97 | // The start address and prefix will be encoded in the tree | |
98 | ||
99 | // The country this network is located in | |
100 | char country_code[2]; | |
101 | ||
102 | // ASN | |
103 | uint32_t asn; | |
104 | ||
105 | // Flags | |
106 | uint16_t flags; | |
107 | ||
108 | // Reserved | |
109 | char padding[2]; | |
110 | }; | |
111 | ||
112 | struct loc_database_as_v1 { | |
113 | // The AS number | |
114 | uint32_t number; | |
115 | ||
116 | // Name | |
117 | uint32_t name; | |
118 | }; | |
119 | ||
120 | struct loc_database_country_v1 { | |
121 | char code[2]; | |
122 | char continent_code[2]; | |
123 | ||
124 | // Name in the string pool | |
125 | uint32_t name; | |
126 | }; | |
127 | ||
128 | #endif | |
129 | #endif |