FreeCalypso > hg > themwi-system-sw

annotate utils/themwi-check-own.c @ 117:c93c339271a7

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sip-in CDR syslog: put a safety limit on string length
author Mychaela Falconia <falcon@freecalypso.org>
date Wed, 28 Sep 2022 23:07:46 -0800
parents 26b98505684e
children 697fe2c87fec
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26b98505684e themwi-check-own utility written, compiles
Mychaela Falconia <falcon@freecalypso.org>
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1 /*
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2 * This utility performs a lookup in ThemWi number database to see
26b98505684e themwi-check-own utility written, compiles
Mychaela Falconia <falcon@freecalypso.org>
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3 * if a given NANP number is owned by us.
26b98505684e themwi-check-own utility written, compiles
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4 */
26b98505684e themwi-check-own utility written, compiles
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5
26b98505684e themwi-check-own utility written, compiles
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6 #include <stdio.h>
26b98505684e themwi-check-own utility written, compiles
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7 #include <stdlib.h>
26b98505684e themwi-check-own utility written, compiles
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8 #include <syslog.h>
26b98505684e themwi-check-own utility written, compiles
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9
26b98505684e themwi-check-own utility written, compiles
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10 main(argc, argv)
26b98505684e themwi-check-own utility written, compiles
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11 char **argv;
26b98505684e themwi-check-own utility written, compiles
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12 {
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13 char nanp[11];
26b98505684e themwi-check-own utility written, compiles
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14
26b98505684e themwi-check-own utility written, compiles
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15 if (argc != 2) {
26b98505684e themwi-check-own utility written, compiles
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16 usage: fprintf(stderr, "usage: %s 10-digit-number\n", argv[0]);
26b98505684e themwi-check-own utility written, compiles
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17 exit(1);
26b98505684e themwi-check-own utility written, compiles
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18 }
26b98505684e themwi-check-own utility written, compiles
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19 if (grok_number_string(argv[1], 1) != 10)
26b98505684e themwi-check-own utility written, compiles
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20 goto usage;
26b98505684e themwi-check-own utility written, compiles
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21 dehyphen_number_string(argv[1], nanp);
26b98505684e themwi-check-own utility written, compiles
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22 if (!is_nanp_valid_prefix(nanp)) {
26b98505684e themwi-check-own utility written, compiles
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23 fprintf(stderr, "error: number violates NANP rules\n");
26b98505684e themwi-check-own utility written, compiles
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24 exit(1);
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25 }
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26 openlog("themwi-check-own", 0, LOG_LOCAL5);
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27 if (read_number_db() < 0) {
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28 fprintf(stderr, "error reading number database\n");
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29 exit(1);
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30 }
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31 printf("+1-%.3s-%.3s-%s is %s\n", nanp, nanp+3, nanp+6,
26b98505684e themwi-check-own utility written, compiles
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32 is_nanp_locally_owned(nanp) ? "locally owned"
26b98505684e themwi-check-own utility written, compiles
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33 : "NOT owned by us");
26b98505684e themwi-check-own utility written, compiles
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34 exit(0);
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35 }