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annotate simtool/a38.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 ddd767f6e15b
children
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1 /*
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2 * This module implements the a38 command for exercising
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3 * the SIM's RUN GSM ALGORITHM operation.
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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
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12 cmd_a38(argc, argv, outf)
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13 char **argv;
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14 FILE *outf;
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15 {
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16 u_char cmd[21];
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17 int rc;
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18
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19 /* RUN GSM ALGORITHM command APDU */
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20 cmd[0] = 0xA0;
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21 cmd[1] = 0x88;
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22 cmd[2] = 0;
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23 cmd[3] = 0;
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24 cmd[4] = 16;
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25 rc = decode_hex_data_from_string(argv[1], cmd + 5, 16, 16);
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26 if (rc < 0)
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27 return(rc);
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28 rc = apdu_exchange(cmd, 21);
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29 if (rc < 0)
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30 return(rc);
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31 if (sim_resp_sw != 0x9F0C) {
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32 fprintf(stderr,
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33 "error or unexpected SW response to RUN GSM ALGO: %04X\n",
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34 sim_resp_sw);
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35 return(-1);
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36 }
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37 /* GET RESPONSE follow-up */
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38 cmd[1] = 0xC0;
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39 cmd[4] = 12;
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40 rc = apdu_exchange(cmd, 5);
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41 if (rc < 0)
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42 return(rc);
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43 if (sim_resp_sw != 0x9000) {
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44 fprintf(stderr, "bad SW resp to GET RESPONSE: %04X\n",
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45 sim_resp_sw);
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46 return(-1);
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47 }
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48 if (sim_resp_data_len != 12) {
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49 fprintf(stderr,
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50 "error: GET RESPONSE returned %u bytes, expected 12\n",
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51 sim_resp_data_len);
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52 return(-1);
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53 }
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54 fprintf(outf, "SRES: %02X %02X %02X %02X\n", sim_resp_data[0],
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55 sim_resp_data[1], sim_resp_data[2], sim_resp_data[3]);
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56 fprintf(outf, "Kc: %02X %02X %02X %02X %02X %02X %02X %02X\n",
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57 sim_resp_data[4], sim_resp_data[5], sim_resp_data[6],
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58 sim_resp_data[7], sim_resp_data[8], sim_resp_data[9],
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59 sim_resp_data[10], sim_resp_data[11]);
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60 return(0);
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61 }