FreeCalypso > hg > freecalypso-tools

annotate uptools/sms-pdu-decode/sms-pdu-decode.c @ 907:3de3b34189be

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doc/TCH-bit-access: update for newly resurrected version
author Mychaela Falconia <falcon@freecalypso.org>
date Thu, 29 Dec 2022 09:32:31 +0000
parents 18bfc10ba20e
children 411d1cc14326
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1 #include <sys/types.h>
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2 #include <ctype.h>
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3 #include <stdio.h>
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4 #include <stdlib.h>
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5 #include <string.h>
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6 #include <strings.h>
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7 #include <unistd.h>
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8
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9 extern int ascii_ext_mode, global_hexdump_mode;
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10 extern u_char pdu[176];
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11 extern unsigned pdu_length;
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12
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13 static char *infname;
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14 static FILE *inf;
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15 static int keep_raw_pdu;
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17 static char input_line[1024];
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19 static
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20 process_cmdline(argc, argv)
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21 char **argv;
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22 {
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23 int c;
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24 extern int optind;
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25
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26 while ((c = getopt(argc, argv, "ehpu")) != EOF)
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27 switch (c) {
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28 case 'e':
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29 ascii_ext_mode = 1;
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30 continue;
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31 case 'h':
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32 global_hexdump_mode = 1;
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33 continue;
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34 case 'p':
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35 keep_raw_pdu = 1;
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36 continue;
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37 case 'u':
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38 ascii_ext_mode = 2;
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39 continue;
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40 default:
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41 fprintf(stderr, "%s: invalid option\n", argv[0]);
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42 exit(1);
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43 }
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44 if (argc > optind)
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45 infname = argv[optind];
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46 }
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47
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48 static
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49 swallow_empty_line()
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50 {
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51 int c;
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52
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53 c = getc(inf);
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54 if (c != '\n')
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55 ungetc(c, inf);
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56 }
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57
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58 main(argc, argv)
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59 char **argv;
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60 {
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61 char *nl;
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62 int lineno, cc;
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63
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64 process_cmdline(argc, argv);
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65 if (infname) {
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66 inf = fopen(infname, "r");
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67 if (!inf) {
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68 perror(infname);
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69 exit(1);
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70 }
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71 } else {
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72 inf = stdin;
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73 infname = "stdin";
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74 }
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75 for (lineno = 1; fgets(input_line, sizeof input_line, inf); lineno++) {
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76 nl = index(input_line, '\n');
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77 if (!nl) {
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78 fprintf(stderr, "%s line %d: no newline\n",
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79 infname, lineno);
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80 exit(1);
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81 }
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82 *nl = '\0';
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83 cc = decode_hex_line(input_line, pdu, sizeof pdu);
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84 if (cc <= 0) {
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85 puts(input_line);
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86 continue;
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87 }
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88 pdu_length = cc;
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89 if (keep_raw_pdu)
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90 printf("%s\n\n", input_line);
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91 process_pdu(1);
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92 putchar('\n');
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93 swallow_empty_line();
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94 }
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95 exit(0);
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96 }