#include <sys/types.h>
#include <stdio.h>
#include <stdlib.h>
#include <pcsclite.h>
#include <winscard.h>
#include "globals.h"

cmd_readbin(argc, argv)
	char **argv;
{
	unsigned offset, len;
	int rc;

	offset = strtoul(argv[1], 0, 0);
	if (offset > 0xFFFF) {
		fprintf(stderr, "error: offset argument is out of range\n");
		return(-1);
	}
	len = strtoul(argv[2], 0, 0);
	if (len < 1 || len > 256) {
		fprintf(stderr, "error: length argument is out of range\n");
		return(-1);
	}
	rc = readbin_op(offset, len);
	if (rc < 0)
		return(rc);
	display_sim_resp_in_hex();
	return(0);
}

cmd_readrec(argc, argv)
	char **argv;
{
	unsigned recno, len;
	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);
	}
	if (argv[2]) {
		len = strtoul(argv[2], 0, 0);
		if (len < 1 || len > 255) {
			fprintf(stderr,
				"error: length argument is out of range\n");
			return(-1);
		}
	} else {
		if (!curfile_record_len) {
			fprintf(stderr,
			"error: no current file record length is available\n");
			return(-1);
		}
		len = curfile_record_len;
	}
	rc = readrec_op(recno, 0x04, len);
	if (rc < 0)
		return(rc);
	display_sim_resp_in_hex();
	return(0);
}

cmd_readef(argc, argv)
	char **argv;
{
	int file_id, rc;
	unsigned readlen;

	if (isxdigit(argv[1][0]) && isxdigit(argv[1][1]) &&
	    isxdigit(argv[1][2]) && isxdigit(argv[1][3]) && !argv[1][4])
		file_id = strtoul(argv[1], 0, 16);
	else
		file_id = find_symbolic_file_name(argv[1]);
	if (file_id < 0) {
		fprintf(stderr,
"error: file ID argument is not a hex value or a recognized symbolic name\n");
		return(-1);
	}
	rc = select_op(file_id);
	if (rc < 0)
		return(rc);
	rc = parse_ef_select_response();
	if (rc < 0)
		return(rc);
	if (curfile_structure != 0x00) {
		fprintf(stderr,
			"error: readef command is only for transparent EFs\n");
		return(-1);
	}
	printf("Transparent EF of %u byte(s)\n", curfile_total_size);
	printf("File status: %02X\n", sim_resp_data[11]);
	show_access_conditions("UPDATE", sim_resp_data[8] & 0xF);
	show_access_conditions("READ & SEEK", sim_resp_data[8] >> 4);
	show_access_conditions("INCREASE", sim_resp_data[9] >> 4);
	show_access_conditions("INVALIDATE", sim_resp_data[10] & 0xF);
	show_access_conditions("REHABILITATE", sim_resp_data[10] >> 4);
	if (!curfile_total_size)
		return(0);
	readlen = curfile_total_size;
	if (readlen > 256)
		readlen = 256;
	rc = readbin_op(0, readlen);
	if (rc < 0)
		return(rc);
	display_sim_resp_in_hex();
	return(0);
}