FreeCalypso > hg > fc-pcsc-tools
view simtool/miscadm.c @ 182:f4edccd4b583
fc-simtool: write-iccid-sh{18,19} commands implemented
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sat, 06 Mar 2021 05:07:46 +0000 |
parents | 63b640562e21 |
children | 2545dd27ca38 |
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/* * This module implements write-iccid and write-imsi commands, * available only in the admin programming phase after authenticating * with some card-vendor-dependent ADM key. */ #include <sys/types.h> #include <stdio.h> #include "curfile.h" #include "file_id.h" static write_iccid_bin(binrec) u_char *binrec; { int rc; rc = select_op(FILEID_MF); if (rc < 0) return(rc); rc = select_op(EF_ICCID); if (rc < 0) return(rc); rc = parse_ef_select_response(); if (rc < 0) return(rc); if (curfile_structure != 0x00 || curfile_total_size != 10) { fprintf(stderr, "error: EF_ICCID is not a transparent EF of 10 bytes\n"); return(-1); } return update_bin_op(0, binrec, 10); } cmd_write_iccid(argc, argv) char **argv; { int rc; u_char nibbles[20], binrec[10]; rc = parse_decimal_string_arg(argv[1], nibbles, 20); if (rc < 0) return(rc); pack_reversed_nibbles(nibbles, binrec, 10); return write_iccid_bin(binrec); } cmd_write_iccid_sh18(argc, argv) char **argv; { int rc; u_char nibbles[20], binrec[10]; rc = parse_decimal_shorthand(argv[1], nibbles, 18); if (rc < 0) return(rc); nibbles[18] = compute_iccid_luhn(nibbles); nibbles[19] = 0xF; pack_reversed_nibbles(nibbles, binrec, 10); return write_iccid_bin(binrec); } cmd_write_iccid_sh19(argc, argv) char **argv; { int rc; u_char nibbles[20], binrec[10]; rc = parse_decimal_shorthand(argv[1], nibbles, 19); if (rc < 0) return(rc); if (nibbles[18] != compute_iccid_luhn(nibbles)) { fprintf(stderr, "error: Luhn check digit mismatch\n"); return(-1); } nibbles[19] = 0xF; pack_reversed_nibbles(nibbles, binrec, 10); return write_iccid_bin(binrec); } static write_imsi_bin(binrec) u_char *binrec; { int rc; rc = select_op(DF_GSM); if (rc < 0) return(rc); rc = select_op(EF_IMSI); if (rc < 0) return(rc); rc = parse_ef_select_response(); if (rc < 0) return(rc); if (curfile_structure != 0x00 || curfile_total_size != 9) { fprintf(stderr, "error: EF_IMSI is not a transparent EF of 9 bytes\n"); return(-1); } return update_bin_op(0, binrec, 9); } cmd_write_imsi(argc, argv) char **argv; { int rc; u_char nibbles[16], binrec[9]; unsigned ndig; rc = parse_decimal_string_arg(argv[1], nibbles + 1, 15); if (rc < 0) return(rc); ndig = rc; if (ndig & 1) nibbles[0] = 9; else nibbles[0] = 1; binrec[0] = (ndig + 2) >> 1; pack_reversed_nibbles(nibbles, binrec + 1, 8); return write_imsi_bin(binrec); }