FreeCalypso > hg > sms-coding-utils

comparison decode/sms-pdu-decode.c @ 29:aae078d9eaa6

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immigrate sms-pdu-decode and pcm-sms-decode here
author Mychaela Falconia <falcon@freecalypso.org>
date Thu, 13 Jun 2024 02:39:21 +0000
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28:6e925aa54727 29:aae078d9eaa6
1 #include <sys/types.h>
2 #include <ctype.h>
3 #include <stdio.h>
4 #include <stdlib.h>
5 #include <string.h>
6 #include <strings.h>
7 #include <unistd.h>
8
9 extern int ascii_ext_mode, global_hexdump_mode;
10 extern u_char pdu[176];
11 extern unsigned pdu_length;
12
13 static char *infname;
14 static FILE *inf;
15 static int keep_raw_pdu, pdu_has_sca = 1;
16
17 static char input_line[1024];
18
19 static
20 process_cmdline(argc, argv)
21 char **argv;
22 {
23 int c;
24 extern int optind;
25
26 while ((c = getopt(argc, argv, "ehnpu")) != EOF)
27 switch (c) {
28 case 'e':
29 ascii_ext_mode = 1;
30 continue;
31 case 'h':
32 global_hexdump_mode = 1;
33 continue;
34 case 'n':
35 pdu_has_sca = 0;
36 continue;
37 case 'p':
38 keep_raw_pdu = 1;
39 continue;
40 case 'u':
41 ascii_ext_mode = 2;
42 continue;
43 default:
44 fprintf(stderr, "%s: invalid option\n", argv[0]);
45 exit(1);
46 }
47 if (argc > optind)
48 infname = argv[optind];
49 }
50
51 static
52 swallow_empty_line()
53 {
54 int c;
55
56 c = getc(inf);
57 if (c != '\n')
58 ungetc(c, inf);
59 }
60
61 main(argc, argv)
62 char **argv;
63 {
64 char *nl;
65 int lineno, cc;
66
67 process_cmdline(argc, argv);
68 if (infname) {
69 inf = fopen(infname, "r");
70 if (!inf) {
71 perror(infname);
72 exit(1);
73 }
74 } else {
75 inf = stdin;
76 infname = "stdin";
77 }
78 for (lineno = 1; fgets(input_line, sizeof input_line, inf); lineno++) {
79 nl = index(input_line, '\n');
80 if (!nl) {
81 fprintf(stderr, "%s line %d: no newline\n",
82 infname, lineno);
83 exit(1);
84 }
85 *nl = '\0';
86 cc = decode_hex_line(input_line, pdu, sizeof pdu);
87 if (cc <= 0) {
88 puts(input_line);
89 continue;
90 }
91 pdu_length = cc;
92 if (keep_raw_pdu)
93 printf("%s\n\n", input_line);
94 process_pdu(1, pdu_has_sca);
95 putchar('\n');
96 swallow_empty_line();
97 }
98 exit(0);
99 }