FreeCalypso > hg > fc-pcsc-tools

annotate simtool/plmnsel.c @ 100:a75c0aafb367

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plmnsel-erase command implemented
author Mychaela Falconia <falcon@freecalypso.org>
date Wed, 17 Feb 2021 22:54:35 +0000
parents d2e800abd257
children 63c76f9d678a
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4eb447be01c0 fc-simtool plmnsel-dump implemented
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1 /*
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2 * This module implements commands for working with EF_PLMNsel.
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3 */
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4
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5 #include <sys/types.h>
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6 #include <stdio.h>
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7 #include <stdlib.h>
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8 #include <string.h>
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9 #include <strings.h>
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10 #include "simresp.h"
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11 #include "curfile.h"
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12 #include "file_id.h"
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13
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14 static
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15 select_ef_plmnsel()
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16 {
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17 int rc;
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18
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19 rc = select_op(DF_GSM);
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20 if (rc < 0)
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21 return(rc);
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22 rc = select_op(EF_PLMNsel);
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23 if (rc < 0)
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24 return(rc);
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25 rc = parse_ef_select_response();
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26 if (rc < 0)
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27 return(rc);
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28 if (curfile_structure != 0x00) {
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29 fprintf(stderr, "error: EF_PLMNsel is not transparent\n");
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30 return(-1);
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31 }
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32 if (curfile_total_size < 24) {
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33 fprintf(stderr,
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34 "error: EF_PLMNsel is shorter than spec minimum of 24 bytes\n");
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35 return(-1);
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36 }
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37 if (curfile_total_size > 255) {
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38 fprintf(stderr,
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39 "error: EF_PLMNsel is longer than our 255 byte limit\n");
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40 return(-1);
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41 }
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42 if (curfile_total_size % 3) {
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43 fprintf(stderr,
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44 "error: EF_PLMNsel length is not a multiple of 3 bytes\n");
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45 return(-1);
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46 }
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47 return(0);
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48 }
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49
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50 cmd_plmnsel_dump()
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51 {
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52 int rc, gap_flag;
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53 u_char *dp, *endp;
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54 char ascbuf[8];
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55 unsigned idx, linelen;
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56
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57 rc = select_ef_plmnsel();
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58 if (rc < 0)
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59 return(rc);
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60 rc = readbin_op(0, curfile_total_size);
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61 if (rc < 0)
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62 return(rc);
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63 dp = sim_resp_data;
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64 endp = sim_resp_data + sim_resp_data_len;
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65 gap_flag = 0;
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66 linelen = 0;
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67 for (idx = 0; dp < endp; idx++, dp += 3) {
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68 if (dp[0] == 0xFF && dp[1] == 0xFF && dp[2] == 0xFF) {
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69 gap_flag = 1;
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70 continue;
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71 }
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72 if (gap_flag) {
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73 if (linelen) {
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74 putchar('\n');
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75 linelen = 0;
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76 }
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77 printf("GAP, continuing at index %u:\n", idx);
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78 gap_flag = 0;
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79 }
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80 if (linelen >= 10) {
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81 putchar('\n');
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82 linelen = 0;
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83 }
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84 decode_plmn_3bytes(dp, ascbuf, 1);
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85 if (linelen)
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86 putchar(' ');
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87 fputs(ascbuf, stdout);
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88 linelen++;
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89 }
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90 if (linelen)
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91 putchar('\n');
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92 return(0);
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93 }
99
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94
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95 cmd_plmnsel_write(argc, argv)
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96 char **argv;
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97 {
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98 int rc;
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99 unsigned idx;
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100 u_char rec[3];
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101
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102 rc = select_ef_plmnsel();
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103 if (rc < 0)
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104 return(rc);
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105 idx = strtoul(argv[1], 0, 0);
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106 if (idx >= curfile_total_size / 3) {
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107 fprintf(stderr, "error: specified index is out of range\n");
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108 return(-1);
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109 }
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110 rc = encode_plmn_3bytes(argv[2], rec);
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111 if (rc < 0)
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112 return(rc);
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113 return update_bin_op(idx * 3, rec, 3);
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114 }
100
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115
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116 cmd_plmnsel_erase(argc, argv)
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117 char **argv;
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118 {
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119 int rc;
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120 unsigned idx, start, end, nrec;
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121 u_char rec[3];
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122
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123 rc = select_ef_plmnsel();
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124 if (rc < 0)
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125 return(rc);
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126 nrec = curfile_total_size / 3;
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127 start = strtoul(argv[1], 0, 0);
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128 if (start >= nrec) {
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129 fprintf(stderr,
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130 "error: specified starting index is out of range\n");
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131 return(-1);
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132 }
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133 if (!argv[2])
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134 end = start;
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135 else if (!strcmp(argv[2], "end"))
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136 end = nrec - 1;
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137 else {
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138 end = strtoul(argv[1], 0, 0);
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Mychaela Falconia <falcon@freecalypso.org>
parents: 99
diff changeset
139 if (end >= nrec) {
a75c0aafb367 plmnsel-erase command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 99
diff changeset
140 fprintf(stderr,
a75c0aafb367 plmnsel-erase command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 99
diff changeset
141 "error: specified ending index is out of range\n");
a75c0aafb367 plmnsel-erase command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 99
diff changeset
142 return(-1);
a75c0aafb367 plmnsel-erase command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 99
diff changeset
143 }
a75c0aafb367 plmnsel-erase command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 99
diff changeset
144 if (start > end) {
a75c0aafb367 plmnsel-erase command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 99
diff changeset
145 fprintf(stderr,
a75c0aafb367 plmnsel-erase command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 99
diff changeset
146 "error: reverse index range specified\n");
a75c0aafb367 plmnsel-erase command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 99
diff changeset
147 return(-1);
a75c0aafb367 plmnsel-erase command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 99
diff changeset
148 }
a75c0aafb367 plmnsel-erase command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 99
diff changeset
149 }
a75c0aafb367 plmnsel-erase command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 99
diff changeset
150 memset(rec, 0xFF, 3);
a75c0aafb367 plmnsel-erase command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 99
diff changeset
151 for (idx = start; idx <= end; idx++) {
a75c0aafb367 plmnsel-erase command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 99
diff changeset
152 rc = update_bin_op(idx * 3, rec, 3);
a75c0aafb367 plmnsel-erase command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 99
diff changeset
153 if (rc < 0)
a75c0aafb367 plmnsel-erase command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 99
diff changeset
154 return(rc);
a75c0aafb367 plmnsel-erase command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 99
diff changeset
155 }
a75c0aafb367 plmnsel-erase command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 99
diff changeset
156 return(0);
a75c0aafb367 plmnsel-erase command implemented
Mychaela Falconia <falcon@freecalypso.org>
parents: 99
diff changeset
157 }