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2601e83e 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 | ||
17 | #include <stdio.h> | |
18 | #include <stddef.h> | |
19 | #include <stdlib.h> | |
20 | #include <string.h> | |
21 | #include <fcntl.h> | |
22 | #include <ctype.h> | |
23 | #include <errno.h> | |
24 | #include <unistd.h> | |
25 | ||
26 | #include <loc/libloc.h> | |
9fc7f001 | 27 | #include <loc/database.h> |
c182393f | 28 | #include <loc/writer.h> |
2601e83e | 29 | |
64ce6e2f | 30 | const char* VENDOR = "Test Vendor"; |
2601e83e MT |
31 | const char* DESCRIPTION = |
32 | "Lorem ipsum dolor sit amet, consectetur adipiscing elit. " | |
33 | "Proin ultrices pulvinar dolor, et sollicitudin eros ultricies " | |
34 | "vitae. Nam in volutpat libero. Nulla facilisi. Pellentesque " | |
35 | "tempor felis enim. Integer congue nisi in maximus pretium. " | |
36 | "Pellentesque et turpis elementum, luctus mi at, interdum erat. " | |
37 | "Maecenas ut venenatis nunc."; | |
4bf49d00 | 38 | const char* LICENSE = "CC"; |
2601e83e | 39 | |
fccd8798 MT |
40 | static int attempt_to_open(struct loc_ctx* ctx, char* path) { |
41 | FILE* f = fopen(path, "r"); | |
42 | if (!f) | |
43 | return -1; | |
44 | ||
45 | struct loc_database* db; | |
46 | int r = loc_database_new(ctx, &db, f); | |
47 | ||
48 | if (r == 0) { | |
49 | fprintf(stderr, "Opening %s was unexpectedly successful\n", path); | |
50 | loc_database_unref(db); | |
51 | ||
52 | r = 1; | |
53 | } | |
54 | ||
55 | // Close the file again | |
56 | fclose(f); | |
57 | ||
58 | return r; | |
59 | } | |
60 | ||
2601e83e MT |
61 | int main(int argc, char** argv) { |
62 | int err; | |
63 | ||
64 | struct loc_ctx* ctx; | |
65 | err = loc_new(&ctx); | |
66 | if (err < 0) | |
67 | exit(EXIT_FAILURE); | |
68 | ||
fccd8798 MT |
69 | // Try opening an empty file |
70 | err = attempt_to_open(ctx, "/dev/null"); | |
71 | if (err == 0) | |
72 | exit(EXIT_FAILURE); | |
73 | ||
74 | // Try opening a file with all zeroes | |
75 | err = attempt_to_open(ctx, "/dev/zero"); | |
76 | if (err == 0) | |
77 | exit(EXIT_FAILURE); | |
78 | ||
79 | // Try opening a file with random data | |
80 | err = attempt_to_open(ctx, "/dev/urandom"); | |
81 | if (err == 0) | |
82 | exit(EXIT_FAILURE); | |
83 | ||
2601e83e | 84 | // Create a database |
c182393f | 85 | struct loc_writer* writer; |
5ce881d4 | 86 | err = loc_writer_new(ctx, &writer, NULL, NULL); |
2601e83e MT |
87 | if (err < 0) |
88 | exit(EXIT_FAILURE); | |
89 | ||
90 | // Set the vendor | |
64ce6e2f | 91 | err = loc_writer_set_vendor(writer, VENDOR); |
2601e83e MT |
92 | if (err) { |
93 | fprintf(stderr, "Could not set vendor\n"); | |
94 | exit(EXIT_FAILURE); | |
95 | } | |
96 | ||
97 | // Retrieve vendor | |
64ce6e2f MT |
98 | const char* vendor = loc_writer_get_vendor(writer); |
99 | if (vendor) { | |
100 | printf("Vendor is: %s\n", vendor); | |
2601e83e MT |
101 | } else { |
102 | fprintf(stderr, "Could not retrieve vendor\n"); | |
103 | exit(EXIT_FAILURE); | |
104 | } | |
105 | ||
106 | // Set a description | |
c182393f | 107 | err = loc_writer_set_description(writer, DESCRIPTION); |
2601e83e MT |
108 | if (err) { |
109 | fprintf(stderr, "Could not set description\n"); | |
110 | exit(EXIT_FAILURE); | |
111 | } | |
112 | ||
113 | // Retrieve description | |
c182393f | 114 | const char* description = loc_writer_get_description(writer); |
2601e83e MT |
115 | if (description) { |
116 | printf("Description is: %s\n", description); | |
117 | } else { | |
118 | fprintf(stderr, "Could not retrieve description\n"); | |
119 | exit(EXIT_FAILURE); | |
120 | } | |
121 | ||
4bf49d00 MT |
122 | // Set a license |
123 | err = loc_writer_set_license(writer, LICENSE); | |
124 | if (err) { | |
125 | fprintf(stderr, "Could not set license\n"); | |
126 | exit(EXIT_FAILURE); | |
127 | } | |
128 | ||
129 | // Retrieve license | |
130 | const char* license = loc_writer_get_license(writer); | |
131 | if (license) { | |
132 | printf("License is: %s\n", license); | |
133 | } else { | |
134 | fprintf(stderr, "Could not retrieve license\n"); | |
135 | exit(EXIT_FAILURE); | |
136 | } | |
137 | ||
6254dca6 | 138 | FILE* f = tmpfile(); |
2601e83e MT |
139 | if (!f) { |
140 | fprintf(stderr, "Could not open file for writing: %s\n", strerror(errno)); | |
141 | exit(EXIT_FAILURE); | |
142 | } | |
143 | ||
22c7b98b | 144 | err = loc_writer_write(writer, f, LOC_DATABASE_VERSION_UNSET); |
2601e83e MT |
145 | if (err) { |
146 | fprintf(stderr, "Could not write database: %s\n", strerror(err)); | |
147 | exit(EXIT_FAILURE); | |
148 | } | |
64ce6e2f | 149 | loc_writer_unref(writer); |
2601e83e | 150 | |
2601e83e | 151 | // And open it again from disk |
c182393f MT |
152 | struct loc_database* db; |
153 | err = loc_database_new(ctx, &db, f); | |
2601e83e MT |
154 | if (err) { |
155 | fprintf(stderr, "Could not open database: %s\n", strerror(-err)); | |
156 | exit(EXIT_FAILURE); | |
157 | } | |
158 | ||
726f9984 | 159 | // Try reading something from the database |
64ce6e2f MT |
160 | vendor = loc_database_get_vendor(db); |
161 | if (!vendor) { | |
2601e83e MT |
162 | fprintf(stderr, "Could not retrieve vendor\n"); |
163 | exit(EXIT_FAILURE); | |
64ce6e2f MT |
164 | } else if (strcmp(vendor, VENDOR) != 0) { |
165 | fprintf(stderr, "Vendor doesn't match: %s != %s\n", vendor, VENDOR); | |
2601e83e MT |
166 | exit(EXIT_FAILURE); |
167 | } | |
168 | ||
169 | // Close the database | |
c182393f | 170 | loc_database_unref(db); |
2601e83e | 171 | loc_unref(ctx); |
6254dca6 | 172 | fclose(f); |
2601e83e MT |
173 | |
174 | return EXIT_SUCCESS; | |
175 | } |