FreeCalypso > hg > fc-pcsc-tools
annotate simtool/miscadm.c @ 192:edaccdbac95b
doc/GrcardSIM2-security-model: document ADM11 MF quirk
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sat, 06 Mar 2021 21:41:12 +0000 |
parents | 2545dd27ca38 |
children | 9797417ececa |
rev | line source |
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1 /* |
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2 * This module implements write-iccid and write-imsi commands, |
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3 * available only in the admin programming phase after authenticating |
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4 * with some card-vendor-dependent ADM key. |
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5 */ |
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6 |
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7 #include <sys/types.h> |
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8 #include <stdio.h> |
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9 #include "curfile.h" |
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10 #include "file_id.h" |
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11 |
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12 static |
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13 write_iccid_bin(binrec) |
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14 u_char *binrec; |
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15 { |
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16 int rc; |
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17 |
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18 rc = select_op(FILEID_MF); |
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19 if (rc < 0) |
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20 return(rc); |
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21 rc = select_op(EF_ICCID); |
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22 if (rc < 0) |
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23 return(rc); |
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24 rc = parse_ef_select_response(); |
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25 if (rc < 0) |
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26 return(rc); |
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27 if (curfile_structure != 0x00 || curfile_total_size != 10) { |
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28 fprintf(stderr, |
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29 "error: EF_ICCID is not a transparent EF of 10 bytes\n"); |
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30 return(-1); |
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31 } |
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32 return update_bin_op(0, binrec, 10); |
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33 } |
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34 |
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35 cmd_write_iccid(argc, argv) |
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36 char **argv; |
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37 { |
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38 int rc; |
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39 u_char nibbles[20], binrec[10]; |
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40 |
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41 rc = parse_decimal_string_arg(argv[1], nibbles, 20); |
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42 if (rc < 0) |
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43 return(rc); |
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44 pack_reversed_nibbles(nibbles, binrec, 10); |
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45 return write_iccid_bin(binrec); |
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46 } |
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47 |
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48 cmd_write_iccid_sh18(argc, argv) |
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49 char **argv; |
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50 { |
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51 int rc; |
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52 u_char nibbles[20], binrec[10]; |
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53 |
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54 rc = parse_decimal_shorthand(argv[1], nibbles, 18); |
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55 if (rc < 0) |
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56 return(rc); |
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57 nibbles[18] = compute_iccid_luhn(nibbles); |
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58 nibbles[19] = 0xF; |
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59 pack_reversed_nibbles(nibbles, binrec, 10); |
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60 return write_iccid_bin(binrec); |
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61 } |
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62 |
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63 cmd_write_iccid_sh19(argc, argv) |
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64 char **argv; |
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65 { |
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66 int rc; |
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67 u_char nibbles[20], binrec[10]; |
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68 |
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69 rc = parse_decimal_shorthand(argv[1], nibbles, 19); |
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70 if (rc < 0) |
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71 return(rc); |
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72 if (nibbles[18] != compute_iccid_luhn(nibbles)) { |
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73 fprintf(stderr, "error: Luhn check digit mismatch\n"); |
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74 return(-1); |
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75 } |
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76 nibbles[19] = 0xF; |
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77 pack_reversed_nibbles(nibbles, binrec, 10); |
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78 return write_iccid_bin(binrec); |
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79 } |
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80 |
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81 static |
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82 write_imsi_bin(binrec) |
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83 u_char *binrec; |
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84 { |
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85 int rc; |
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86 |
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87 rc = select_op(DF_GSM); |
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88 if (rc < 0) |
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89 return(rc); |
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90 rc = select_op(EF_IMSI); |
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91 if (rc < 0) |
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92 return(rc); |
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93 rc = parse_ef_select_response(); |
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94 if (rc < 0) |
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95 return(rc); |
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96 if (curfile_structure != 0x00 || curfile_total_size != 9) { |
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97 fprintf(stderr, |
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98 "error: EF_IMSI is not a transparent EF of 9 bytes\n"); |
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99 return(-1); |
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100 } |
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101 return update_bin_op(0, binrec, 9); |
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102 } |
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103 |
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104 cmd_write_imsi(argc, argv) |
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105 char **argv; |
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106 { |
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107 int rc; |
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108 u_char nibbles[16], binrec[9]; |
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109 unsigned ndig; |
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110 |
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111 rc = parse_decimal_string_arg(argv[1], nibbles + 1, 15); |
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112 if (rc < 0) |
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113 return(rc); |
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114 ndig = rc; |
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115 if (ndig & 1) |
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116 nibbles[0] = 9; |
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117 else |
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118 nibbles[0] = 1; |
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119 binrec[0] = (ndig + 2) >> 1; |
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120 pack_reversed_nibbles(nibbles, binrec + 1, 8); |
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121 return write_imsi_bin(binrec); |
66
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122 } |
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123 |
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124 cmd_write_imsi_sh(argc, argv) |
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125 char **argv; |
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126 { |
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127 int rc; |
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128 u_char nibbles[16], binrec[9]; |
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129 |
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130 rc = parse_decimal_shorthand(argv[1], nibbles + 1, 15); |
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131 if (rc < 0) |
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132 return(rc); |
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133 nibbles[0] = 9; |
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134 binrec[0] = 8; |
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135 pack_reversed_nibbles(nibbles, binrec + 1, 8); |
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136 return write_imsi_bin(binrec); |
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137 } |