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annotate pcsc/connect.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 f7a03e53bb2c
children
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1 #include <string.h>
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2 #include <strings.h>
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3 #include <stdio.h>
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4 #include <stdlib.h>
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5 #include <pcsclite.h>
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6 #include <winscard.h>
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7
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8 extern SCARDCONTEXT hContext;
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9 extern char *reader_list;
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10 extern unsigned select_reader_num;
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11
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12 SCARDHANDLE hCard;
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13 char *selected_reader;
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14
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15 select_reader_by_num()
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16 {
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17 char *cp;
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18 unsigned num;
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19
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20 for (cp = reader_list, num = 0; *cp; num++) {
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21 if (num == select_reader_num) {
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22 selected_reader = cp;
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23 return(0);
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24 }
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25 cp += strlen(cp) + 1;
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26 }
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27 fprintf(stderr,
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28 "error: requested reader #%u, but only %u reader(s) found\n",
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29 select_reader_num, num);
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30 SCardReleaseContext(hContext);
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31 exit(1);
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32 }
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33
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34 connect_to_card()
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35 {
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36 LONG rv;
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37 DWORD dwActiveProtocol;
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38
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39 rv = SCardConnect(hContext, selected_reader, SCARD_SHARE_EXCLUSIVE,
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40 SCARD_PROTOCOL_T0, &hCard, &dwActiveProtocol);
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41 if (rv != SCARD_S_SUCCESS) {
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42 fprintf(stderr, "SCardConnect: %s\n", pcsc_stringify_error(rv));
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43 SCardReleaseContext(hContext);
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44 exit(1);
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45 }
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46 return(0);
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47 }