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annotate hrutil/tw5b-dump.c @ 559:707d6f7a54dc default tip

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hrutil: new program tw5b-dump
author Mychaela Falconia <falcon@freecalypso.org>
date Thu, 06 Feb 2025 09:32:18 +0000
parents miscutil/tw5a-dump.c@86d4ec69b36c
children
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1 /*
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2 * This program reads a TW-TS-005 Annex B hexadecimal file
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3 * and dumps all frames in human-readable form.
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4 */
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5
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6 #include <stdio.h>
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7 #include <stdint.h>
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8 #include <stdlib.h>
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9 #include <string.h>
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10 #include <strings.h>
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11 #include "../libgsmhr1/tw_gsmhr.h"
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12 #include "../libtest/tw5reader.h"
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13
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14 main(argc, argv)
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15 char **argv;
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16 {
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17 FILE *hexf;
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18 unsigned lineno;
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19 uint8_t frame[TWTS005_MAX_FRAME];
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20 unsigned frame_len, ft;
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21 int16_t params[GSMHR_NUM_PARAMS];
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22 int rc;
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24 if (argc != 2) {
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25 fprintf(stderr, "usage: %s hex-file\n", argv[0]);
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26 exit(1);
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27 }
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28 hexf = fopen(argv[1], "r");
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29 if (!hexf) {
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30 perror(argv[1]);
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31 exit(1);
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32 }
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33 lineno = 0;
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34 for (;;) {
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35 rc = twts005_read_frame(hexf, &lineno, frame, &frame_len);
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36 if (rc < 0) {
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37 fprintf(stderr, "%s line %u: not valid TW-TS-005\n",
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38 argv[1], lineno);
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39 exit(1);
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40 }
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41 if (!rc)
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42 break;
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43 switch (frame_len) {
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44 case 0:
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45 printf("line %u: NULL frame\n", lineno);
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46 break;
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47 case 1:
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48 if (frame[0] & 0x80)
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49 goto invalid;
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50 ft = frame[0] >> 4;
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51 switch (ft) {
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52 case 1:
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53 printf("line %u: Invalid_SID frame\n", lineno);
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54 break;
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55 case 7:
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56 printf("line %u: No_Data frame\n", lineno);
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57 break;
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58 default:
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59 goto invalid;
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60 }
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61 printf(" ToC=%02X (DTXd=%u UFI=%u TAF=%u)\n", frame[0],
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62 (frame[0] >> 3) & 1, (frame[0] >> 1) & 1,
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63 frame[0] & 1);
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64 break;
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65 case GSMHR_FRAME_LEN_RPF:
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66 printf("line %u: TS 101 318 frame\n", lineno);
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67 gsmhr_unpack_ts101318(frame, params);
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68 print_frame_params(params);
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69 break;
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70 case GSMHR_FRAME_LEN_5993:
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71 if (frame[0] & 0x80)
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72 goto invalid;
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73 ft = frame[0] >> 4;
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74 switch (ft) {
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75 case 0:
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76 printf("line %u: good speech frame\n", lineno);
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77 break;
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78 case 2:
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79 printf("line %u: good SID frame\n", lineno);
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80 break;
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81 case 6:
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82 printf("line %u: bad speech frame\n", lineno);
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83 break;
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84 default:
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85 goto invalid;
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86 }
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87 printf(" ToC=%02X (DTXd=%u UFI=%u TAF=%u)\n", frame[0],
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88 (frame[0] >> 3) & 1, (frame[0] >> 1) & 1,
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89 frame[0] & 1);
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90 gsmhr_unpack_ts101318(frame + 1, params);
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91 print_frame_params(params);
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92 break;
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93 default:
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94 invalid:
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95 fprintf(stderr,
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96 "%s line %u: not a valid GSM-HR frame\n",
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97 argv[1], lineno);
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98 exit(1);
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99 }
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100 }
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101 exit(0);
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102 }