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annotate simtool/select.c @ 158:3698c8192d2d

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libutil: hex digit functions factored out
author Mychaela Falconia <falcon@freecalypso.org>
date Fri, 26 Feb 2021 20:41:31 +0000
parents be1a759453ef
children e7e0d8c06654
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1
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1 #include <sys/types.h>
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2 #include <ctype.h>
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3 #include <string.h>
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4 #include <strings.h>
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5 #include <stdio.h>
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6 #include <stdlib.h>
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7 #include "simresp.h"
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8 #include "curfile.h"
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9
143
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10 elem_select_op(file_id)
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11 unsigned file_id;
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12 {
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13 u_char cmd[7];
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14 int rc;
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15 unsigned expect_resp_len;
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16
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17 /* SELECT command APDU */
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18 cmd[0] = 0xA0;
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19 cmd[1] = 0xA4;
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20 cmd[2] = 0;
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21 cmd[3] = 0;
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22 cmd[4] = 2;
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23 cmd[5] = file_id >> 8;
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24 cmd[6] = file_id;
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25 rc = apdu_exchange(cmd, 7);
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26 if (rc < 0)
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27 return(rc);
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28 if (sim_resp_sw == 0x9404)
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29 return(0);
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30 if ((sim_resp_sw & 0xFF00) == 0x9F00)
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31 return(1);
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32 fprintf(stderr,
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33 "error or unexpected SW response to SELECT of 0x%04X: %04X\n",
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34 file_id, sim_resp_sw);
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35 return(-1);
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36 }
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37
1
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38 select_op(file_id)
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39 unsigned file_id;
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40 {
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41 u_char cmd[7];
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42 int rc;
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43 unsigned expect_resp_len;
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44
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45 /* SELECT command APDU */
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46 cmd[0] = 0xA0;
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47 cmd[1] = 0xA4;
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48 cmd[2] = 0;
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49 cmd[3] = 0;
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50 cmd[4] = 2;
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51 cmd[5] = file_id >> 8;
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52 cmd[6] = file_id;
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53 rc = apdu_exchange(cmd, 7);
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54 if (rc < 0)
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55 return(rc);
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56 if ((sim_resp_sw & 0xFF00) != 0x9F00) {
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57 fprintf(stderr,
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58 "error or unexpected SW response to SELECT of 0x%04X: %04X\n",
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59 file_id, sim_resp_sw);
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60 return(-1);
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61 }
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62 expect_resp_len = sim_resp_sw & 0xFF;
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63 /* GET RESPONSE follow-up */
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64 cmd[1] = 0xC0;
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65 cmd[4] = expect_resp_len;
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66 rc = apdu_exchange(cmd, 5);
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67 if (rc < 0)
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68 return(rc);
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69 if (sim_resp_sw != 0x9000) {
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70 fprintf(stderr,
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71 "bad SW resp to GET RESPONSE after SELECT: %04X\n",
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72 sim_resp_sw);
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73 return(-1);
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74 }
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75 if (sim_resp_data_len != expect_resp_len) {
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76 fprintf(stderr,
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77 "error: GET RESPONSE after SELECT returned %u bytes, expected %u\n",
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78 sim_resp_data_len, expect_resp_len);
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79 return(-1);
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80 }
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81 return(0);
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82 }
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83
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84 static void
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85 show_secret_code_status(name, byte)
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86 char *name;
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87 unsigned byte;
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88 {
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89 printf("Status of %s: %s, %u attempts left\n", name,
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90 byte & 0x80 ? "initialized" : "not initialized",
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91 byte & 0x0F);
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92 }
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93
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94 void
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95 show_access_conditions(oper_name, cond_code)
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96 char *oper_name;
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97 unsigned cond_code;
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98 {
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99 static char *cond_names[16] =
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100 {"ALW", "CHV1", "CHV2", "RFU3",
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101 "ADM4", "ADM5", "ADM6", "ADM7",
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102 "ADM8", "ADM9", "ADM10", "ADM11",
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103 "ADM12", "ADM13", "ADM14", "NEV"};
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104
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105 printf("Access condition for %s: %s\n", oper_name,
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106 cond_names[cond_code]);
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107 }
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108
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109 cmd_select(argc, argv)
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110 char **argv;
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111 {
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112 int file_id, rc;
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113
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114 if (isxdigit(argv[1][0]) && isxdigit(argv[1][1]) &&
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115 isxdigit(argv[1][2]) && isxdigit(argv[1][3]) && !argv[1][4])
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116 file_id = strtoul(argv[1], 0, 16);
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117 else
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118 file_id = find_symbolic_file_name(argv[1]);
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119 if (file_id < 0) {
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120 fprintf(stderr,
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121 "error: file ID argument is not a hex value or a recognized symbolic name\n");
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122 return(-1);
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123 }
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124 rc = select_op(file_id);
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125 if (rc < 0)
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126 return(rc);
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127 if (sim_resp_data_len < 14) {
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128 fprintf(stderr,
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129 "error: response length of %u bytes is too short for any file type\n",
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130 sim_resp_data_len);
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131 return(-1);
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132 }
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133 switch (sim_resp_data[6]) {
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134 case 0x01:
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135 printf("File type: MF\n");
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136 goto mf_or_df;
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137 case 0x02:
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138 printf("File type: DF\n");
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139 mf_or_df:
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
140 if (sim_resp_data_len < 22) {
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
141 fprintf(stderr,
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
142 "error: response length of %u bytes is too short for MF/DF\n",
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
143 sim_resp_data_len);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
144 return(-1);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
145 }
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
146 printf("File characteristics: %02X\n", sim_resp_data[13]);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
147 printf("Number of DF children: %u\n", sim_resp_data[14]);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
148 printf("Number of EF children: %u\n", sim_resp_data[15]);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
149 printf("Number of secret codes: %u\n", sim_resp_data[16]);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
150 show_secret_code_status("PIN1", sim_resp_data[18]);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
151 show_secret_code_status("PUK1", sim_resp_data[19]);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
152 show_secret_code_status("PIN2", sim_resp_data[20]);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
153 show_secret_code_status("PUK2", sim_resp_data[21]);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
154 break;
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
155 case 0x04:
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
156 printf("File type: EF\n");
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
157 curfile_total_size = (sim_resp_data[2] << 8) | sim_resp_data[3];
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
158 printf("File size: %u\n", curfile_total_size);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
159 curfile_structure = sim_resp_data[13];
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
160 switch (curfile_structure) {
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
161 case 0x00:
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
162 printf("Structure: transparent\n");
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
163 break;
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
164 case 0x01:
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
165 printf("Structure: linear fixed\n");
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
166 goto ef_record_based;
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
167 case 0x03:
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
168 printf("Structure: cyclic\n");
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
169 ef_record_based:
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
170 if (sim_resp_data_len < 15) {
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
171 fprintf(stderr,
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
172 "error: response length of %u bytes is too short for record-based EF\n",
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
173 sim_resp_data_len);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
174 return(-1);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
175 }
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
176 printf("Record length: %u\n", sim_resp_data[14]);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
177 curfile_record_len = sim_resp_data[14];
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
178 if (curfile_record_len &&
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
179 curfile_total_size % curfile_record_len == 0) {
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
180 curfile_record_count =
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
181 curfile_total_size / curfile_record_len;
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
182 printf("Number of records: %u\n",
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
183 curfile_record_count);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
184 } else
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
185 curfile_record_count = 0;
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
186 break;
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
187 default:
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
188 printf("Structure: %02X (unknown)\n",
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
189 curfile_structure);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
190 }
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
191 printf("File status: %02X\n", sim_resp_data[11]);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
192 show_access_conditions("UPDATE", sim_resp_data[8] & 0xF);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
193 show_access_conditions("READ & SEEK", sim_resp_data[8] >> 4);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
194 show_access_conditions("INCREASE", sim_resp_data[9] >> 4);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
195 show_access_conditions("INVALIDATE", sim_resp_data[10] & 0xF);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
196 show_access_conditions("REHABILITATE", sim_resp_data[10] >> 4);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
197 break;
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
198 default:
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
199 printf("File type: %02X (unknown)\n", sim_resp_data[6]);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
200 }
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
201 return(0);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
202 }
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
203
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
204 parse_ef_select_response()
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
205 {
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
206 if (sim_resp_data_len < 14) {
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
207 fprintf(stderr,
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
208 "error: SELECT response length of %u bytes is too short\n",
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
209 sim_resp_data_len);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
210 return(-1);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
211 }
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
212 if (sim_resp_data[6] != 0x04) {
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
213 fprintf(stderr, "error: selected file is not an EF\n");
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
214 return(-1);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
215 }
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
216 curfile_total_size = (sim_resp_data[2] << 8) | sim_resp_data[3];
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
217 curfile_structure = sim_resp_data[13];
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
218 switch (curfile_structure) {
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
219 case 0x00:
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
220 /* transparent */
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
221 break;
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
222 case 0x01:
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
223 case 0x03:
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
224 /* record-based */
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
225 if (sim_resp_data_len < 15) {
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
226 fprintf(stderr,
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
227 "error: SELECT response length of %u bytes is too short for record-based EF\n",
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
228 sim_resp_data_len);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
229 return(-1);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
230 }
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
231 curfile_record_len = sim_resp_data[14];
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
232 if (!curfile_record_len) {
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
233 fprintf(stderr,
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
234 "error: SELECT response indicates record length of 0\n");
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
235 return(-1);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
236 }
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
237 if (curfile_total_size % curfile_record_len) {
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
238 fprintf(stderr,
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
239 "error: returned file size is not divisible by record length\n");
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
240 return(-1);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
241 }
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
242 curfile_record_count = curfile_total_size / curfile_record_len;
79
b0982c0cf54d EF select logic: detect invalid record count > 255
Mychaela Falconia <falcon@freecalypso.org>
parents: 1
diff changeset
243 if (curfile_record_count > 255) {
b0982c0cf54d EF select logic: detect invalid record count > 255
Mychaela Falconia <falcon@freecalypso.org>
parents: 1
diff changeset
244 fprintf(stderr,
b0982c0cf54d EF select logic: detect invalid record count > 255
Mychaela Falconia <falcon@freecalypso.org>
parents: 1
diff changeset
245 "error: EF record count exceeds protocol limit\n");
b0982c0cf54d EF select logic: detect invalid record count > 255
Mychaela Falconia <falcon@freecalypso.org>
parents: 1
diff changeset
246 return(-1);
b0982c0cf54d EF select logic: detect invalid record count > 255
Mychaela Falconia <falcon@freecalypso.org>
parents: 1
diff changeset
247 }
1
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
248 break;
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
249 default:
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
250 fprintf(stderr, "error: unknown EF structure code %02X\n",
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
251 curfile_structure);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
252 return(-1);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
253 }
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
254 return(0);
2071b28cd0c7 simtool: first refactored version
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
255 }