FreeCalypso > hg > fc-pcsc-tools
view simtool/writecmd.c @ 141:a1aa8ee2da85
read_hex_data_file(): add maxlen argument
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Wed, 24 Feb 2021 17:25:28 +0000 |
parents | 702c2c40e51a |
children | 3f6f50103dd3 |
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#include <sys/types.h> #include <stdio.h> #include <stdlib.h> #include "curfile.h" cmd_update_bin(argc, argv) char **argv; { unsigned offset, len; u_char data[255]; int rc; offset = strtoul(argv[1], 0, 0); if (offset > 0xFFFF) { fprintf(stderr, "error: offset argument is out of range\n"); return(-1); } rc = read_hex_data_file(argv[2], data, 255); if (rc < 0) return(rc); len = rc; return update_bin_op(offset, data, len); } cmd_update_bin_imm(argc, argv) char **argv; { unsigned offset, len; u_char data[255]; int rc; offset = strtoul(argv[1], 0, 0); if (offset > 0xFFFF) { fprintf(stderr, "error: offset argument is out of range\n"); return(-1); } rc = decode_hex_data_from_string(argv[2], data, 1, 255); if (rc < 0) return(rc); len = rc; return update_bin_op(offset, data, len); } cmd_update_rec(argc, argv) char **argv; { unsigned recno; u_char data[255]; int rc; recno = strtoul(argv[1], 0, 0); if (recno < 1 || recno > 255) { fprintf(stderr, "error: record number argument is out of range\n"); return(-1); } rc = read_hex_data_file(argv[2], data, 255); if (rc < 0) return(rc); if (rc != curfile_record_len) { fprintf(stderr, "error: hex data length != EF record length\n"); return(-1); } return update_rec_op(recno, 0x04, data, curfile_record_len); } cmd_update_rec_prev(argc, argv) char **argv; { u_char data[255]; int rc; rc = read_hex_data_file(argv[1], data, 255); if (rc < 0) return(rc); if (rc != curfile_record_len) { fprintf(stderr, "error: hex data length != EF record length\n"); return(-1); } return update_rec_op(0, 0x03, data, curfile_record_len); }