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annotate uicc/writecmd.c @ 176:fb2f6497ba53 default tip

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doc/Linux-DTR-RTS-flaw: point to new location of this article
author Mychaela Falconia <falcon@freecalypso.org>
date Mon, 11 Dec 2023 19:37:20 +0000
parents 65a2a96386cd
children
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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 <pcsclite.h>
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5 #include <winscard.h>
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6 #include "globals.h"
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7
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8 cmd_update_bin(argc, argv)
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9 char **argv;
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10 {
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11 unsigned offset, len;
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12 u_char data[255];
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13 int rc;
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14
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15 offset = strtoul(argv[1], 0, 0);
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16 if (offset > 0x7FFF) {
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17 fprintf(stderr, "error: offset argument is out of range\n");
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18 return(-1);
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19 }
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20 rc = read_hex_data_file(argv[2], data);
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21 if (rc < 0)
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22 return(rc);
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23 len = rc;
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24 return update_bin_op(offset, data, len);
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25 }
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26
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27 cmd_update_bin_imm(argc, argv)
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28 char **argv;
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29 {
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30 unsigned offset, len;
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31 u_char data[255];
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32 int rc;
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33
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34 offset = strtoul(argv[1], 0, 0);
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35 if (offset > 0x7FFF) {
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36 fprintf(stderr, "error: offset argument is out of range\n");
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37 return(-1);
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38 }
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39 rc = decode_hex_data_from_string(argv[2], data, 1, 255);
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40 if (rc < 0)
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41 return(rc);
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42 len = rc;
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43 return update_bin_op(offset, data, len);
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44 }
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45
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46 cmd_update_rec(argc, argv)
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47 char **argv;
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48 {
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49 unsigned recno;
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50 u_char data[255];
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51 int rc;
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52
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53 if (!last_sel_file_record_len) {
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54 fprintf(stderr, "error: no record-based file selected\n");
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55 return(-1);
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56 }
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57 recno = strtoul(argv[1], 0, 0);
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58 if (recno < 1 || recno > 255) {
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59 fprintf(stderr,
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60 "error: record number argument is out of range\n");
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61 return(-1);
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62 }
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63 rc = read_hex_data_file(argv[2], data);
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64 if (rc < 0)
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65 return(rc);
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66 if (rc != last_sel_file_record_len) {
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67 fprintf(stderr, "error: hex data length != EF record length\n");
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68 return(-1);
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69 }
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70 return update_rec_op(recno, 0x04, data, last_sel_file_record_len);
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71 }