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comparison utils/themwi-check-own.c @ 13:26b98505684e

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themwi-check-own utility written, compiles
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 26 Jun 2022 14:17:26 -0800
parents
children 697fe2c87fec
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12:6560915b0d27 13:26b98505684e
1 /*
2 * This utility performs a lookup in ThemWi number database to see
3 * if a given NANP number is owned by us.
4 */
5
6 #include <stdio.h>
7 #include <stdlib.h>
8 #include <syslog.h>
9
10 main(argc, argv)
11 char **argv;
12 {
13 char nanp[11];
14
15 if (argc != 2) {
16 usage: fprintf(stderr, "usage: %s 10-digit-number\n", argv[0]);
17 exit(1);
18 }
19 if (grok_number_string(argv[1], 1) != 10)
20 goto usage;
21 dehyphen_number_string(argv[1], nanp);
22 if (!is_nanp_valid_prefix(nanp)) {
23 fprintf(stderr, "error: number violates NANP rules\n");
24 exit(1);
25 }
26 openlog("themwi-check-own", 0, LOG_LOCAL5);
27 if (read_number_db() < 0) {
28 fprintf(stderr, "error reading number database\n");
29 exit(1);
30 }
31 printf("+1-%.3s-%.3s-%s is %s\n", nanp, nanp+3, nanp+6,
32 is_nanp_locally_owned(nanp) ? "locally owned"
33 : "NOT owned by us");
34 exit(0);
35 }