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annotate uicc/createfile.c @ 158:3698c8192d2d

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libutil: hex digit functions factored out
author Mychaela Falconia <falcon@freecalypso.org>
date Fri, 26 Feb 2021 20:41:31 +0000
parents 878d66dce6d3
children
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c13ed9194ecd fc-uicc-tool create-file implemented
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1 /*
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2 * This module implements commands that exercise ETSI TS 102 222
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3 * CREATE FILE and DELETE FILE operations.
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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 <string.h>
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11 #include <strings.h>
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12 #include "simresp.h"
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13
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14 cmd_create_file(argc, argv)
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15 char **argv;
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16 {
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17 u_char apdu[260], inbuf[252], *dp;
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18 unsigned len1, len2;
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19 int rc;
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20
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878d66dce6d3 fc-uicc-tool create-file needs to read the hex voodoo from a file
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21 rc = read_hex_data_file(argv[1], inbuf, 252);
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22 if (rc < 0)
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23 return(rc);
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24 len1 = rc;
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25 dp = apdu + 5;
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26 *dp++ = 0x62;
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27 if (len1 < 0x80) {
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28 *dp++ = len1;
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29 len2 = len1 + 2;
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30 } else {
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31 *dp++ = 0x81;
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32 *dp++ = len1;
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33 len2 = len1 + 3;
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34 }
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35 bcopy(inbuf, dp, len1);
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36 /* command header */
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37 apdu[0] = 0x00;
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38 apdu[1] = 0xE0;
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39 apdu[2] = 0;
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40 apdu[3] = 0;
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41 apdu[4] = len2;
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42 rc = apdu_exchange(apdu, len2 + 5);
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43 if (rc < 0)
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44 return(rc);
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45 if (sim_resp_sw != 0x9000) {
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46 fprintf(stderr, "bad SW response: %04X\n", sim_resp_sw);
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47 return(-1);
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48 }
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49 return(0);
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50 }
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51
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52 cmd_delete_file(argc, argv)
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53 char **argv;
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54 {
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55 u_char apdu[7];
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56 unsigned file_id;
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57 int rc;
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58
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59 if (!isxdigit(argv[1][0]) || !isxdigit(argv[1][1]) ||
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60 !isxdigit(argv[1][2]) || !isxdigit(argv[1][3]) || argv[1][4]) {
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61 fprintf(stderr, "error: 4-digit hex argument required\n");
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62 return(-1);
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63 }
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64 file_id = strtoul(argv[1], 0, 16);
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65 /* form command APDU */
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66 apdu[0] = 0x00;
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67 apdu[1] = 0xE4;
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68 apdu[2] = 0;
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69 apdu[3] = 0;
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70 apdu[4] = 2;
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71 apdu[5] = file_id >> 8;
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72 apdu[6] = file_id;
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73 rc = apdu_exchange(apdu, 7);
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74 if (rc < 0)
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75 return(rc);
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76 if (sim_resp_sw != 0x9000) {
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77 fprintf(stderr, "bad SW response: %04X\n", sim_resp_sw);
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78 return(-1);
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79 }
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80 return(0);
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81 }