FreeCalypso > hg > fc-sim-tools
annotate simtool/erasefile.c @ 93:6041c601304d
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> |
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date | Wed, 21 Apr 2021 05:38:39 +0000 |
parents | ddd767f6e15b |
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10
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1 /* |
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2 * This module implements the erase-file command. |
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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 <ctype.h> |
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7 #include <stdio.h> |
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8 #include <stdlib.h> |
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9 #include <string.h> |
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10 #include <strings.h> |
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11 #include "curfile.h" |
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12 |
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13 static |
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14 erase_transparent(fill_byte) |
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15 { |
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16 u_char data[255]; |
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17 unsigned off, cc; |
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18 int rc; |
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19 |
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20 memset(data, fill_byte, 255); |
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21 for (off = 0; off < curfile_total_size; off += cc) { |
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22 cc = curfile_total_size - off; |
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23 if (cc > 255) |
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24 cc = 255; |
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25 rc = update_bin_op(off, data, cc); |
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26 if (rc < 0) |
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27 return(rc); |
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28 } |
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29 return(0); |
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30 } |
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31 |
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32 static |
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33 erase_records(fill_byte) |
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34 { |
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35 u_char data[255]; |
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36 unsigned recno; |
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37 int rc; |
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38 |
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39 memset(data, fill_byte, curfile_record_len); |
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40 for (recno = 1; recno <= curfile_record_count; recno++) { |
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41 rc = update_rec_op(recno, 0x04, data, curfile_record_len); |
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42 if (rc < 0) |
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43 return(rc); |
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44 } |
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45 return(0); |
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46 } |
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47 |
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48 static |
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49 erase_cyclic(fill_byte) |
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50 { |
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51 u_char data[255]; |
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52 unsigned count; |
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53 int rc; |
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54 |
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55 memset(data, fill_byte, curfile_record_len); |
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56 for (count = 0; count < curfile_record_count; count++) { |
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57 rc = update_rec_op(0, 0x03, data, curfile_record_len); |
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58 if (rc < 0) |
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59 return(rc); |
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60 } |
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61 return(0); |
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62 } |
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63 |
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64 cmd_erase_file(argc, argv) |
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65 char **argv; |
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66 { |
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67 int file_id, rc; |
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68 unsigned fill_byte; |
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69 |
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70 if (isxdigit(argv[1][0]) && isxdigit(argv[1][1]) && |
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71 isxdigit(argv[1][2]) && isxdigit(argv[1][3]) && !argv[1][4]) |
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72 file_id = strtoul(argv[1], 0, 16); |
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73 else |
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74 file_id = find_symbolic_file_name(argv[1]); |
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75 if (file_id < 0) { |
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76 fprintf(stderr, |
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77 "error: file ID argument is not a hex value or a recognized symbolic name\n"); |
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78 return(-1); |
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79 } |
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80 rc = select_op(file_id); |
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81 if (rc < 0) |
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82 return(rc); |
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83 rc = parse_ef_select_response(); |
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84 if (rc < 0) |
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85 return(rc); |
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86 if (argc > 2) { |
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87 fill_byte = strtoul(argv[2], 0, 16); |
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88 if (fill_byte > 0xFF) { |
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89 fprintf(stderr, "error: invalid fill byte argument\n"); |
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90 return(-1); |
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91 } |
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92 } else |
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93 fill_byte = 0xFF; |
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94 switch (curfile_structure) { |
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95 case 0x00: |
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96 /* transparent */ |
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97 rc = erase_transparent(fill_byte); |
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98 break; |
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99 case 0x01: |
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100 /* record-based */ |
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101 rc = erase_records(fill_byte); |
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102 break; |
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103 case 0x03: |
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104 /* cyclic */ |
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105 rc = erase_cyclic(fill_byte); |
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106 break; |
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107 } |
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108 return(rc); |
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109 } |