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annotate ffstools/caltools/fc-bin2rftab.c @ 676:b6b8307d195b

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doc: new articles Binary-file-formats and Flash-programming
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 08 Mar 2020 22:15:57 +0000
parents 68c7e4edc4da
children a58a38cae51c
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484
68c7e4edc4da fc-bin2rftab utility written
Mychaela Falconia <falcon@freecalypso.org>
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1 /*
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2 * This utility reads a binary RF table or extracts it out of some larger
68c7e4edc4da fc-bin2rftab utility written
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3 * binary file such as an alien fw image (the user must specify the offset
68c7e4edc4da fc-bin2rftab utility written
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4 * in the binary file and the expected RF table type), and emits it in our
68c7e4edc4da fc-bin2rftab utility written
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5 * FreeCalypso ASCII format.
68c7e4edc4da fc-bin2rftab utility written
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6 */
68c7e4edc4da fc-bin2rftab utility written
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7
68c7e4edc4da fc-bin2rftab utility written
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8 #include <sys/types.h>
68c7e4edc4da fc-bin2rftab utility written
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9 #include <sys/file.h>
68c7e4edc4da fc-bin2rftab utility written
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10 #include <ctype.h>
68c7e4edc4da fc-bin2rftab utility written
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11 #include <stdio.h>
68c7e4edc4da fc-bin2rftab utility written
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12 #include <stdlib.h>
68c7e4edc4da fc-bin2rftab utility written
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13 #include <string.h>
68c7e4edc4da fc-bin2rftab utility written
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14 #include <strings.h>
68c7e4edc4da fc-bin2rftab utility written
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15 #include <unistd.h>
68c7e4edc4da fc-bin2rftab utility written
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16
68c7e4edc4da fc-bin2rftab utility written
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17 extern void write_afcparams_table();
68c7e4edc4da fc-bin2rftab utility written
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18 extern void write_agcwords_table();
68c7e4edc4da fc-bin2rftab utility written
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19 extern void write_agcglobals_table();
68c7e4edc4da fc-bin2rftab utility written
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20 extern void write_il2agc_table();
68c7e4edc4da fc-bin2rftab utility written
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21 extern void write_tx_ramps_table();
68c7e4edc4da fc-bin2rftab utility written
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22 extern void write_tx_levels_table();
68c7e4edc4da fc-bin2rftab utility written
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23 extern void write_tx_calchan_table();
68c7e4edc4da fc-bin2rftab utility written
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24 extern void write_tx_caltemp_table();
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25 extern void write_rx_calchan_table();
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26 extern void write_rx_caltemp_table();
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27 extern void write_rx_agcparams_table();
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28
68c7e4edc4da fc-bin2rftab utility written
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29 static struct table_map {
68c7e4edc4da fc-bin2rftab utility written
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30 char *type;
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31 int size;
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32 void (*func)();
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33 } table_map[] = {
68c7e4edc4da fc-bin2rftab utility written
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34 {"afcparams", 24, write_afcparams_table},
68c7e4edc4da fc-bin2rftab utility written
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35 {"agc-table", 40, write_agcwords_table},
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36 {"agc-global-params", 8, write_agcglobals_table},
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37 {"il2agc", 121, write_il2agc_table},
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38 {"tx-ramps", 512, write_tx_ramps_table},
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39 {"tx-levels", 128, write_tx_levels_table},
68c7e4edc4da fc-bin2rftab utility written
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40 {"tx-calchan", 128, write_tx_calchan_table},
68c7e4edc4da fc-bin2rftab utility written
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41 {"tx-caltemp", 40, write_tx_caltemp_table},
68c7e4edc4da fc-bin2rftab utility written
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42 {"rx-calchan", 40, write_rx_calchan_table},
68c7e4edc4da fc-bin2rftab utility written
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43 {"rx-caltemp", 44, write_rx_caltemp_table},
68c7e4edc4da fc-bin2rftab utility written
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44 {"rx-agc-params", 8, write_rx_agcparams_table},
68c7e4edc4da fc-bin2rftab utility written
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45 {0, 0, 0}
68c7e4edc4da fc-bin2rftab utility written
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46 };
68c7e4edc4da fc-bin2rftab utility written
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47
68c7e4edc4da fc-bin2rftab utility written
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48 main(argc, argv)
68c7e4edc4da fc-bin2rftab utility written
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49 char **argv;
68c7e4edc4da fc-bin2rftab utility written
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50 {
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51 struct table_map *tp;
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52 u_char buf[512];
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53 int ifd, cc;
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54 u_long offset;
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55 char *endp;
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56 FILE *outf;
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57
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58 if (argc < 4 || argc > 5) {
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59 fprintf(stderr, "usage: %s binfile offset type [outfile]\n",
68c7e4edc4da fc-bin2rftab utility written
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60 argv[0]);
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61 exit(1);
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62 }
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63 ifd = open(argv[1], O_RDONLY);
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64 if (ifd < 0) {
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65 perror(argv[1]);
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66 exit(1);
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67 }
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68 if (!isdigit(argv[2][0])) {
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69 inv_offset: fprintf(stderr, "error: specified offset \"%s\" is invalid\n",
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70 argv[2]);
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71 exit(1);
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72 }
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73 offset = strtoul(argv[2], &endp, 0);
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74 if (*endp)
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75 goto inv_offset;
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76 lseek(ifd, offset, SEEK_SET);
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77 for (tp = table_map; tp->type; tp++)
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78 if (!strcmp(tp->type, argv[3]))
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79 break;
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80 if (!tp->type) {
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81 fprintf(stderr, "error: RF table type \"%s\" not known\n",
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82 argv[3]);
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83 exit(1);
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84 }
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85 cc = read(ifd, buf, tp->size);
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86 if (cc < 0) {
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87 perror("error reading from file");
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88 exit(1);
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89 }
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90 if (cc != tp->size) {
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91 fprintf(stderr, "error: short read\n");
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92 exit(1);
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93 }
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94 close(ifd);
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95 if (argc >= 5) {
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96 outf = fopen(argv[4], "w");
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97 if (!outf) {
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98 perror(argv[4]);
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99 exit(1);
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100 }
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101 tp->func(buf, outf);
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102 fclose(outf);
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103 } else
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104 tp->func(buf, stdout);
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105 exit(0);
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106 }