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annotate uicc/readef.c @ 89:db131929ee96

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fc-uicc-tool: extended readef ported over from fc-simtool
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 11 Apr 2021 04:17:58 +0000
parents simtool/readef.c@49b7e02787c1
children
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1 /*
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2 * This module implements the readef command for dumping the complete
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3 * content of SIM files.
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4 */
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5
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6 #include <sys/types.h>
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7 #include <ctype.h>
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8 #include <stdio.h>
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9 #include <stdlib.h>
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10 #include "simresp.h"
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11 #include "efstruct.h"
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12
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13 static void
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14 hexdump_with_offset(outf, extoff)
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15 FILE *outf;
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16 unsigned extoff;
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17 {
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18 unsigned off, cc, n, c;
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19
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20 for (off = 0; off < sim_resp_data_len; off += cc) {
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21 fprintf(outf, "%04X:", extoff + off);
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22 cc = 16;
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23 if (sim_resp_data_len - off < cc)
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24 cc = sim_resp_data_len - off;
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25 for (n = 0; n < 16; n++) {
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26 if (n == 0 || n == 8)
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27 putc(' ', outf);
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28 putc(' ', outf);
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29 if (n < cc)
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30 fprintf(outf, "%02X", sim_resp_data[off + n]);
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31 else {
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32 putc(' ', outf);
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33 putc(' ', outf);
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34 }
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35 }
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36 putc(' ', outf);
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37 putc(' ', outf);
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38 for (n = 0; n < cc; n++) {
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39 c = sim_resp_data[off + n];
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40 if (c < 0x20 || c > 0x7E)
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41 c = '.';
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42 putc(c, outf);
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43 }
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44 putc('\n', outf);
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45 }
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46 }
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47
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48 static
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49 readef_transparent(efs, outf)
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50 struct ef_struct *efs;
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51 FILE *outf;
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52 {
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53 unsigned off, cc;
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54 int rc;
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55
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56 for (off = 0; off < efs->total_size; off += cc) {
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57 cc = efs->total_size - off;
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58 if (cc > 256)
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59 cc = 256;
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60 rc = readbin_op(off, cc);
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61 if (rc < 0)
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62 return(rc);
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63 hexdump_with_offset(outf, off);
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64 }
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65 return(0);
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66 }
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67
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68 static
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69 readef_records(efs, outf)
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70 struct ef_struct *efs;
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71 FILE *outf;
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72 {
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73 unsigned recno;
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74 int rc;
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75
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76 for (recno = 1; recno <= efs->record_count; recno++) {
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77 fprintf(outf, "Record #%u:\n", recno);
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78 rc = readrec_op(recno, 0x04, efs->record_len);
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79 if (rc < 0)
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80 return(rc);
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81 display_sim_resp_in_hex(outf);
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82 }
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83 return(0);
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84 }
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85
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86 cmd_readef(argc, argv, outf)
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87 char **argv;
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88 FILE *outf;
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89 {
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90 int file_id, rc;
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91 struct ef_struct efs;
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92
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93 if (isxdigit(argv[1][0]) && isxdigit(argv[1][1]) &&
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94 isxdigit(argv[1][2]) && isxdigit(argv[1][3]) && !argv[1][4])
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95 file_id = strtoul(argv[1], 0, 16);
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96 else
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97 file_id = find_symbolic_file_name(argv[1]);
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98 if (file_id < 0) {
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99 fprintf(stderr,
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100 "error: file ID argument is not a hex value or a recognized symbolic name\n");
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101 return(-1);
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102 }
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103 rc = select_op(file_id);
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104 if (rc < 0)
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105 return(rc);
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106 rc = select_resp_get_ef_struct(&efs);
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107 if (rc < 0)
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108 return(rc);
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109 switch (efs.structure) {
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110 case 0x01:
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111 fprintf(outf, "Transparent EF of %u byte(s)\n", efs.total_size);
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112 return readef_transparent(&efs, outf);
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113 case 0x02:
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114 fprintf(outf, "%u records of %u bytes (linear fixed)\n",
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115 efs.record_count, efs.record_len);
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116 return readef_records(&efs, outf);
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117 case 0x06:
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118 fprintf(outf, "%u records of %u bytes (cyclic)\n",
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119 efs.record_count, efs.record_len);
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120 return readef_records(&efs, outf);
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121 }
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122 }