FreeCalypso > hg > gsm-codec-lib

annotate amrconv/tw5c-dump.c @ 593:fd6a394ab4cd

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amrconv: new program tw5c-dump
author Mychaela Falconia <falcon@freecalypso.org>
date Tue, 18 Nov 2025 07:34:23 +0000
parents
children
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593
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
1 /*
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
2 * This program reads a TW-TS-005 Annex C hexadecimal file
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
3 * and dumps all frames in human-readable form.
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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4 */
fd6a394ab4cd amrconv: new program tw5c-dump
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5
fd6a394ab4cd amrconv: new program tw5c-dump
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diff changeset
6 #include <stdio.h>
fd6a394ab4cd amrconv: new program tw5c-dump
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7 #include <stdint.h>
fd6a394ab4cd amrconv: new program tw5c-dump
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diff changeset
8 #include <stdlib.h>
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
9 #include <string.h>
fd6a394ab4cd amrconv: new program tw5c-dump
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diff changeset
10 #include <strings.h>
fd6a394ab4cd amrconv: new program tw5c-dump
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11 #include <unistd.h>
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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12 #include "../libtest/tw5reader.h"
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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13 #include "amr_defs.h"
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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14
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
15 extern char *amr_mode_names[16];
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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16 extern const uint8_t pl_total_bytes_oa[9], pl_total_bytes_bwe[9];
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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17
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
18 static char *infname;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
19 static int is_bwe;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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20
fd6a394ab4cd amrconv: new program tw5c-dump
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diff changeset
21 static void
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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22 process_cmdline(argc, argv)
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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23 char **argv;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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24 {
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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25 int opt;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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26 extern int optind;
fd6a394ab4cd amrconv: new program tw5c-dump
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27
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
28 while ((opt = getopt(argc, argv, "b")) != EOF) {
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
29 switch (opt) {
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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30 case 'b':
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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31 is_bwe = 1;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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32 continue;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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33 default:
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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34 usage:
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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35 fprintf(stderr, "usage: %s [-b] hex-file\n", argv[0]);
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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36 exit(1);
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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37 }
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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38 }
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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39 if (argc != optind + 1)
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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40 goto usage;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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41 infname = argv[optind];
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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42 }
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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43
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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44 static void
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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45 if1_bwe_to_oa(in, out, mode)
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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46 uint8_t *in, *out;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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47 unsigned mode;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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48 {
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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49 unsigned out_len, n;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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50
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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51 out_len = pl_total_bytes_oa[mode] - 2;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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52 for (n = 0; n < out_len; n++)
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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53 out[n] = (in[n+1] << 2) | (in[n+2] >> 6);
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
54 }
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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55
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
56 static void
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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57 process_file()
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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58 {
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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59 FILE *hexf;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
60 unsigned lineno;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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61 uint8_t frame[TWTS005_MAX_FRAME];
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
62 unsigned frame_len, base_len, cmr, ft, q, sid_byte, sti, sid_mode;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
63 const uint8_t *pl_len_table;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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64 uint8_t frm_to_oa[MAX_IF1_BYTES];
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
65 uint8_t ser_bits[MAX_SERIAL_SIZE];
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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66 uint16_t params[MAX_PRM_SIZE];
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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67 unsigned ptr;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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68 int rc;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
69
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
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70 hexf = fopen(infname, "r");
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
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71 if (!hexf) {
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
72 perror(infname);
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
73 exit(1);
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
74 }
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
75 lineno = 0;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
76 for (;;) {
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
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77 rc = twts005_read_frame(hexf, &lineno, frame, &frame_len);
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
78 if (rc < 0) {
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
79 fprintf(stderr, "%s line %u: not valid TW-TS-005\n",
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
80 infname, lineno);
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
81 exit(1);
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
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82 }
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
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83 if (!rc)
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
84 break;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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85 if (frame_len == 0) {
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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86 printf("line %u: NULL frame\n", lineno);
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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87 continue;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
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88 }
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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89 if (frame_len < 2) {
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
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90 inv_payload: fprintf(stderr,
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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91 "%s line %u: payload is not valid AMR %s\n",
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
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92 infname, lineno, is_bwe ? "BWE" : "OA");
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
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93 exit(1);
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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94 }
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
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95 cmr = frame[0] >> 4;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
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96 if (cmr > MR122 && cmr != MODE_NO_DATA)
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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97 goto inv_payload;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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98 if (is_bwe) {
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
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99 if (frame[0] & 0x08)
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
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100 goto inv_payload;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
101 ft = ((frame[0] & 0x07) << 1) |
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
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102 ((frame[1] & 0x80) >> 7);
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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103 q = (frame[1] & 0x40) >> 6;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
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104 pl_len_table = pl_total_bytes_bwe;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
105 } else {
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
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106 if (frame[1] & 0x80)
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
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107 goto inv_payload;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
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108 ft = (frame[1] & 0x78) >> 3;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
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109 q = (frame[1] & 0x04) >> 2;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
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110 pl_len_table = pl_total_bytes_oa;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
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111 }
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
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112 if (ft <= MRDTX)
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
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113 base_len = pl_len_table[ft];
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
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114 else if (ft == MODE_NO_DATA)
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
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115 base_len = 2;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
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116 else
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
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117 goto inv_payload;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
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118 if (frame_len < base_len)
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
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119 goto inv_payload;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
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120 printf("line %u: CMR=%u (%s) FT=%u (%s) Q=%u\n", lineno, cmr,
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
121 amr_mode_names[cmr], ft, amr_mode_names[ft], q);
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
122 if (ft != MODE_NO_DATA) {
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
123 if (is_bwe) {
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
124 if1_bwe_to_oa(frame, frm_to_oa, ft);
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
125 amr_if1_unpack(frm_to_oa, ser_bits, ft);
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
126 } else {
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
127 amr_if1_unpack(frame + 2, ser_bits, ft);
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
128 }
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
129 reassemble_amr_params(ser_bits, params, ft);
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
130 dump_amr_params(params, ft);
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
131 }
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
132 if (ft == MRDTX) {
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
133 sid_byte = is_bwe ? frm_to_oa[4] : frame[6];
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
134 sti = (sid_byte & 0x10) >> 4;
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
135 sid_mode = 0;
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136 if (sid_byte & 0x08)
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137 sid_mode |= 1;
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138 if (sid_byte & 0x04)
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139 sid_mode |= 2;
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140 if (sid_byte & 0x02)
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141 sid_mode |= 4;
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142 printf(" SID_%s Mode=%u (%s)\n",
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143 sti ? "UPDATE" : "FIRST", sid_mode,
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144 amr_mode_names[sid_mode]);
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145 }
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146 if (is_bwe)
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147 continue;
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148 /* TW-TS-006 extensions */
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149 if (frame[0] & 0x08)
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150 printf(" RIF=%u\n", (frame[0] & 0x04) >> 2);
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151 ptr = base_len;
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152 if ((ft == MODE_NO_DATA) && (frame[1] & 0x02)) {
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153 fputs(" FT15 ext octet: ", stdout);
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154 if (ptr >= frame_len) {
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155 puts("indicated, but not present");
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156 continue;
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157 }
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158 /* repurpose sti and sid_mode vars */
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159 sti = (frame[ptr] & 0x80) >> 7;
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160 sid_mode = frame[ptr] & 7;
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Mychaela Falconia <falcon@freecalypso.org>
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161 printf("%s, Mode=%u (%s)\n", sti ? "Onset" : "No_Data",
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parents:
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162 sid_mode, amr_mode_names[sid_mode]);
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diff changeset
163 ptr++;
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164 }
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165 if (frame[0] & 0x02) {
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166 if (ptr >= frame_len) {
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parents:
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167 puts(" TA+DTXd+TFOE octet missing!");
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parents:
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168 continue;
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parents:
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169 }
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170 printf(" TA=%u DTXd=%u TFOE=%u\n", frame[ptr] >> 2,
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
171 (frame[ptr] & 0x02) >> 1, frame[ptr] & 0x01);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
172 ptr++;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
173 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
174 if (frame[0] & 0x01)
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
175 puts(" Rel4 Config_Prot present, not decoded");
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
176 if ((ft == MODE_NO_DATA) && (frame[1] & 0x01))
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
177 puts(" Rel5 GCF, not decoded");
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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178 }
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parents:
diff changeset
179 }
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
180
fd6a394ab4cd amrconv: new program tw5c-dump
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
181 main(argc, argv)
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Mychaela Falconia <falcon@freecalypso.org>
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182 char **argv;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
183 {
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184 process_cmdline(argc, argv);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
185 process_file();
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parents:
diff changeset
186 exit(0);
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Mychaela Falconia <falcon@freecalypso.org>
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diff changeset
187 }