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3b5f4af2 MT |
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 program is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 2 of the License, or | |
9 | (at your option) any later version. | |
10 | ||
11 | This program 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 | |
14 | GNU General Public License for more details. | |
15 | */ | |
16 | ||
f3e02bc5 | 17 | #include <errno.h> |
3b5f4af2 MT |
18 | #include <stdio.h> |
19 | #include <stddef.h> | |
20 | #include <stdlib.h> | |
21 | #include <string.h> | |
37317e4f | 22 | #include <syslog.h> |
3b5f4af2 MT |
23 | |
24 | #include <loc/libloc.h> | |
2a30e4de | 25 | #include <loc/database.h> |
3b5f4af2 | 26 | #include <loc/network.h> |
f3e02bc5 | 27 | #include <loc/writer.h> |
3b5f4af2 MT |
28 | |
29 | int main(int argc, char** argv) { | |
30 | int err; | |
31 | ||
32 | struct loc_ctx* ctx; | |
33 | err = loc_new(&ctx); | |
34 | if (err < 0) | |
35 | exit(EXIT_FAILURE); | |
36 | ||
37317e4f MT |
37 | // Enable debug logging |
38 | loc_set_log_priority(ctx, LOG_DEBUG); | |
39 | ||
3b5f4af2 MT |
40 | struct loc_network_tree* tree; |
41 | err = loc_network_tree_new(ctx, &tree); | |
42 | if (err) { | |
43 | fprintf(stderr, "Could not create the network tree\n"); | |
44 | exit(EXIT_FAILURE); | |
45 | } | |
46 | ||
47 | // Create a network | |
48 | struct loc_network* network1; | |
2b9338ea | 49 | err = loc_network_new_from_string(ctx, &network1, "2001:db8::1/32"); |
3b5f4af2 MT |
50 | if (err) { |
51 | fprintf(stderr, "Could not create the network\n"); | |
52 | exit(EXIT_FAILURE); | |
53 | } | |
54 | ||
55 | err = loc_network_set_country_code(network1, "XX"); | |
56 | if (err) { | |
57 | fprintf(stderr, "Could not set country code\n"); | |
58 | exit(EXIT_FAILURE); | |
59 | } | |
60 | ||
61 | // Adding network to the tree | |
62 | err = loc_network_tree_add_network(tree, network1); | |
63 | if (err) { | |
64 | fprintf(stderr, "Could not add network to the tree\n"); | |
65 | exit(EXIT_FAILURE); | |
66 | } | |
67 | ||
2b9338ea MT |
68 | // Check if the first and last addresses are correct |
69 | char* string = loc_network_format_first_address(network1); | |
70 | if (!string) { | |
71 | fprintf(stderr, "Did get NULL instead of a string for the first address\n"); | |
72 | exit(EXIT_FAILURE); | |
73 | } | |
74 | ||
75 | if (strcmp(string, "2001:db8::") != 0) { | |
76 | fprintf(stderr, "Got an incorrect first address: %s\n", string); | |
77 | exit(EXIT_FAILURE); | |
78 | } | |
79 | ||
80 | string = loc_network_format_last_address(network1); | |
81 | if (!string) { | |
82 | fprintf(stderr, "Did get NULL instead of a string for the last address\n"); | |
83 | exit(EXIT_FAILURE); | |
84 | } | |
85 | ||
86 | if (strcmp(string, "2001:db8:ffff:ffff:ffff:ffff:ffff:ffff") != 0) { | |
87 | fprintf(stderr, "Got an incorrect last address: %s\n", string); | |
88 | exit(EXIT_FAILURE); | |
89 | } | |
90 | ||
c051bfad MT |
91 | struct loc_network* network2; |
92 | err = loc_network_new_from_string(ctx, &network2, "2001:db8:ffff::/48"); | |
93 | if (err) { | |
94 | fprintf(stderr, "Could not create the network\n"); | |
95 | exit(EXIT_FAILURE); | |
96 | } | |
97 | ||
98 | err = loc_network_set_country_code(network2, "XY"); | |
99 | if (err) { | |
100 | fprintf(stderr, "Could not set country code\n"); | |
101 | exit(EXIT_FAILURE); | |
102 | } | |
103 | ||
104 | // Adding network to the tree | |
105 | err = loc_network_tree_add_network(tree, network2); | |
106 | if (err) { | |
107 | fprintf(stderr, "Could not add network to the tree\n"); | |
108 | exit(EXIT_FAILURE); | |
109 | } | |
110 | ||
3b5f4af2 MT |
111 | // Dump the tree |
112 | err = loc_network_tree_dump(tree); | |
113 | if (err) { | |
114 | fprintf(stderr, "Error dumping tree: %d\n", err); | |
115 | exit(EXIT_FAILURE); | |
116 | } | |
117 | ||
940f9c2b MT |
118 | size_t nodes = loc_network_tree_count_nodes(tree); |
119 | printf("The tree has %zu nodes\n", nodes); | |
120 | ||
43554dc4 MT |
121 | // Check subnet function |
122 | err = loc_network_is_subnet_of(network1, network2); | |
123 | if (err != 0) { | |
124 | fprintf(stderr, "Subnet check 1 failed: %d\n", err); | |
125 | exit(EXIT_FAILURE); | |
126 | } | |
127 | ||
128 | err = loc_network_is_subnet_of(network2, network1); | |
129 | if (err != 1) { | |
130 | fprintf(stderr, "Subnet check 2 failed: %d\n", err); | |
131 | exit(EXIT_FAILURE); | |
132 | } | |
133 | ||
f3e02bc5 MT |
134 | // Create a database |
135 | struct loc_writer* writer; | |
5ce881d4 | 136 | err = loc_writer_new(ctx, &writer, NULL, NULL); |
f3e02bc5 MT |
137 | if (err < 0) |
138 | exit(EXIT_FAILURE); | |
139 | ||
c051bfad | 140 | struct loc_network* network3; |
83a5d737 | 141 | err = loc_writer_add_network(writer, &network3, "2001:db8::/64"); |
f3e02bc5 MT |
142 | if (err) { |
143 | fprintf(stderr, "Could not add network\n"); | |
144 | exit(EXIT_FAILURE); | |
145 | } | |
146 | ||
147 | // Set country code | |
c051bfad | 148 | loc_network_set_country_code(network3, "XX"); |
f3e02bc5 | 149 | |
83a5d737 MT |
150 | struct loc_network* network4; |
151 | err = loc_writer_add_network(writer, &network4, "2001:db8:ffff::/64"); | |
152 | if (err) { | |
153 | fprintf(stderr, "Could not add network\n"); | |
154 | exit(EXIT_FAILURE); | |
155 | } | |
156 | ||
157 | // Set country code | |
158 | loc_network_set_country_code(network4, "XY"); | |
159 | ||
9a339aa0 MT |
160 | // Set ASN |
161 | loc_network_set_asn(network4, 1024); | |
162 | ||
6254dca6 | 163 | FILE* f = tmpfile(); |
f3e02bc5 MT |
164 | if (!f) { |
165 | fprintf(stderr, "Could not open file for writing: %s\n", strerror(errno)); | |
166 | exit(EXIT_FAILURE); | |
167 | } | |
168 | ||
22c7b98b | 169 | err = loc_writer_write(writer, f, LOC_DATABASE_VERSION_UNSET); |
f3e02bc5 MT |
170 | if (err) { |
171 | fprintf(stderr, "Could not write database: %s\n", strerror(-err)); | |
172 | exit(EXIT_FAILURE); | |
173 | } | |
f3e02bc5 MT |
174 | loc_writer_unref(writer); |
175 | ||
3b5f4af2 | 176 | loc_network_unref(network1); |
c051bfad MT |
177 | loc_network_unref(network2); |
178 | loc_network_unref(network3); | |
83a5d737 | 179 | loc_network_unref(network4); |
3b5f4af2 | 180 | loc_network_tree_unref(tree); |
2a30e4de MT |
181 | |
182 | // And open it again from disk | |
2a30e4de MT |
183 | struct loc_database* db; |
184 | err = loc_database_new(ctx, &db, f); | |
185 | if (err) { | |
186 | fprintf(stderr, "Could not open database: %s\n", strerror(-err)); | |
187 | exit(EXIT_FAILURE); | |
188 | } | |
189 | ||
e477e813 | 190 | // Lookup an address in the subnet |
2a30e4de MT |
191 | err = loc_database_lookup_from_string(db, "2001:db8::", &network1); |
192 | if (err) { | |
e477e813 | 193 | fprintf(stderr, "Could not look up 2001:db8::\n"); |
2a30e4de MT |
194 | exit(EXIT_FAILURE); |
195 | } | |
196 | loc_network_unref(network1); | |
197 | ||
e477e813 | 198 | // Lookup an address outside the subnet |
2a30e4de | 199 | err = loc_database_lookup_from_string(db, "2001:db8:fffe:1::", &network1); |
e477e813 MT |
200 | if (err == 0) { |
201 | fprintf(stderr, "Could look up 2001:db8:fffe:1::, but I shouldn't\n"); | |
2a30e4de MT |
202 | exit(EXIT_FAILURE); |
203 | } | |
204 | loc_network_unref(network1); | |
205 | ||
3b5f4af2 | 206 | loc_unref(ctx); |
6254dca6 | 207 | fclose(f); |
3b5f4af2 MT |
208 | |
209 | return EXIT_SUCCESS; | |
210 | } |