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annotate libcommon/dumpdirfunc.c @ 93:6041c601304d

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fcsim1-mkprov: revert OTA key addition It appears that GrcardSIM2 cards (which is what we got for FCSIM1) do not support OTA after all, contrary to what we were previously led to believe by some tech support emails from Grcard - apparently those support emails and OTA descriptions referred to some other card model(s).
author Mychaela Falconia <falcon@freecalypso.org>
date Wed, 21 Apr 2021 05:38:39 +0000
parents c9ef9e91dd8e
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
9
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1 /*
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2 * This module implements the common function for dumping EF_DIR.
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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 "simresp.h"
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8
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9 static void
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10 dump_aid(tlv, outf)
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11 u_char *tlv;
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12 FILE *outf;
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13 {
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14 unsigned reclen, n;
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15
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16 reclen = tlv[1];
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17 fputs(" AID:", outf);
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18 for (n = 0; n < reclen; n++)
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19 fprintf(outf, " %02X", tlv[n+2]);
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20 putc('\n', outf);
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21 }
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22
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23 static void
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24 dump_label(tlv, outf)
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25 u_char *tlv;
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26 FILE *outf;
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27 {
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28 int rc;
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29 unsigned textlen;
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30
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31 fputs(" Label: ", outf);
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32 rc = validate_alpha_field(tlv + 2, tlv[1], &textlen);
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33 if (rc < 0) {
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34 fputs("malformed\n", outf);
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35 return;
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36 }
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37 print_alpha_field(tlv + 2, textlen, outf);
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38 putc('\n', outf);
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39 }
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40
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41 static void
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42 dump_unknown_tlv(tlv, outf)
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43 u_char *tlv;
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44 FILE *outf;
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45 {
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46 unsigned reclen, n;
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47
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48 reclen = tlv[1] + 2;
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49 fputs(" TLV:", outf);
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50 for (n = 0; n < reclen; n++)
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51 fprintf(outf, " %02X", tlv[n]);
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52 putc('\n', outf);
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53 }
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54
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55 void
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56 dump_efdir_record(outf)
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57 FILE *outf;
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58 {
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59 unsigned totlen, reclen;
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60 u_char *dp, *endp;
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61
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62 if (sim_resp_data[0] != 0x61) {
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63 fprintf(outf, " bad: first byte != 0x61\n");
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64 return;
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65 }
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66 totlen = sim_resp_data[1];
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67 if (totlen < 3 || totlen > 0x7F) {
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68 fprintf(outf, " bad: global length byte 0x%02X is invalid\n",
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69 totlen);
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70 return;
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71 }
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72 if (totlen + 2 > sim_resp_data_len) {
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73 fprintf(outf,
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74 " bad: TLV global length exceeds EF record length\n");
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75 return;
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76 }
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77 dp = sim_resp_data + 2;
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78 endp = sim_resp_data + 2 + totlen;
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79 while (dp < endp) {
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80 if (endp - dp < 2) {
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81 trunc_error: fprintf(outf, " bad: truncated TLV record\n");
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82 return;
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83 }
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84 if ((dp[0] & 0x1F) == 0x1F) {
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85 fprintf(outf, " bad: extended tag not supported\n");
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86 return;
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87 }
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88 if (dp[1] & 0x80) {
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89 fprintf(outf, " bad: extended length not supported\n");
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90 return;
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91 }
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92 reclen = dp[1] + 2;
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93 if (endp - dp < reclen)
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94 goto trunc_error;
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95 switch (dp[0]) {
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96 case 0x4F:
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97 dump_aid(dp, outf);
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98 break;
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99 case 0x50:
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100 dump_label(dp, outf);
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101 break;
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102 default:
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103 dump_unknown_tlv(dp, outf);
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104 }
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105 dp += reclen;
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106 }
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107 }