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annotate uicc/hlread.c @ 186:c925f7808285

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doc/GrcardSIM2-security-model article written
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 06 Mar 2021 20:59:23 +0000
parents ede661d78730
children
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1 /*
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2 * This module implements some high-level or user-friendly read commands.
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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 #include "file_id.h"
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9
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10 cmd_iccid(argc, argv, outf)
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11 char **argv;
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12 FILE *outf;
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13 {
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14 int rc;
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15 unsigned len;
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16 char buf[21], *cp;
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17
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18 rc = select_op(FILEID_MF);
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19 if (rc < 0)
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20 return(rc);
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21 rc = select_op(EF_ICCID);
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22 if (rc < 0)
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23 return(rc);
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24 rc = select_resp_get_transparent(&len);
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25 if (rc < 0)
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26 return(rc);
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27 if (len != 10) {
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28 fprintf(stderr, "error: expected transparent EF of 10 bytes\n");
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29 return(-1);
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30 }
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31 rc = readbin_op(0, 10);
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32 if (rc < 0)
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33 return(rc);
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34 decode_reversed_nibbles(sim_resp_data, 10, buf);
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35 for (cp = buf + 20; (cp > buf + 1) && (cp[-1] == 'F'); cp--)
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36 ;
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37 *cp = '\0';
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38 fprintf(outf, "%s\n", buf);
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39 return(0);
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40 }