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annotate uicc/readops.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 1b1468869ccf
children
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22
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1 #include <sys/types.h>
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2 #include <stdio.h>
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3 #include <stdlib.h>
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4 #include "simresp.h"
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5
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6 readbin_op(offset, len)
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7 unsigned offset, len;
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8 {
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9 u_char cmd[5];
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10 int rc;
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11
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12 /* READ BINARY command APDU */
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13 cmd[0] = 0x00;
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14 cmd[1] = 0xB0;
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15 cmd[2] = offset >> 8;
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16 cmd[3] = offset;
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17 cmd[4] = len;
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18 rc = apdu_exchange(cmd, 5);
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19 if (rc < 0)
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20 return(rc);
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21 if (sim_resp_sw != 0x9000) {
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22 fprintf(stderr, "bad SW response to READ BINARY: %04X\n",
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23 sim_resp_sw);
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24 return(-1);
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25 }
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26 if (sim_resp_data_len != len) {
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27 fprintf(stderr,
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28 "error: READ BINARY returned %u bytes, expected %u\n",
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29 sim_resp_data_len, len);
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30 return(-1);
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31 }
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32 return(0);
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33 }
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34
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35 readrec_op(recno, mode, len)
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36 unsigned recno, mode, len;
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37 {
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38 u_char cmd[5];
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39 int rc;
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40
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41 /* READ RECORD command APDU */
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42 cmd[0] = 0x00;
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43 cmd[1] = 0xB2;
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44 cmd[2] = recno;
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45 cmd[3] = mode;
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46 cmd[4] = len;
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47 rc = apdu_exchange(cmd, 5);
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48 if (rc < 0)
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49 return(rc);
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50 if (sim_resp_sw != 0x9000) {
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51 fprintf(stderr, "bad SW response to READ RECORD: %04X\n",
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52 sim_resp_sw);
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53 return(-1);
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54 }
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55 if (sim_resp_data_len != len) {
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56 fprintf(stderr,
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57 "error: READ RECORD returned %u bytes, expected %u\n",
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58 sim_resp_data_len, len);
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59 return(-1);
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60 }
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61 return(0);
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62 }