/*
 * This module implements pb-dump and pb-dump-rec commands.
 */

#include <sys/types.h>
#include <stdio.h>
#include <stdlib.h>
#include "simresp.h"
#include "curfile.h"
#include "file_id.h"

static
check_blank_area(dp, endp)
	u_char *dp, *endp;
{
	while (dp < endp)
		if (*dp++ != 0xFF)
			return(-1);
	return(0);
}

static void
dump_record(recno, outf)
	unsigned recno;
	FILE *outf;
{
	int rc;
	unsigned textlen;
	u_char *fixp;
	char digits[21];

	fprintf(outf, "#%u: ", recno);
	if (sim_resp_data_len > 14) {
		rc = validate_alpha_field(sim_resp_data,
					  sim_resp_data_len - 14,
					  &textlen);
		if (rc < 0) {
malformed:		fprintf(outf, "malformed record\n");
			return;
		}
	} else
		textlen = 0;
	fixp = sim_resp_data + sim_resp_data_len - 14;
	if (fixp[0] < 2 || fixp[0] > 11)
		goto malformed;
	rc = decode_phone_number(fixp + 2, fixp[0] - 1, digits);
	if (rc < 0)
		goto malformed;
	rc = check_blank_area(fixp + 1 + fixp[0], fixp + 12);
	if (rc < 0)
		goto malformed;
	/* all checks passed */
	fprintf(outf, "%s,0x%02X ", digits, fixp[1]);
	if (fixp[12] != 0xFF)
		fprintf(outf, "CCP=%u ", fixp[12]);
	if (fixp[13] != 0xFF)
		fprintf(outf, "EXT=%u ", fixp[13]);
	print_alpha_field(sim_resp_data, textlen, outf);
	putc('\n', outf);
}

cmd_pb_dump(argc, argv)
	char **argv;
{
	int rc;
	FILE *outf;
	unsigned recno;

	rc = phonebook_op_common(argv[1]);
	if (rc < 0)
		return(rc);
	if (argv[2]) {
		outf = fopen(argv[2], "w");
		if (!outf) {
			perror(argv[2]);
			return(-1);
		}
	} else
		outf = stdout;
	for (recno = 1; recno <= curfile_record_count; recno++) {
		rc = readrec_op(recno, 0x04, curfile_record_len);
		if (rc < 0) {
			if (argv[2])
				fclose(outf);
			return(rc);
		}
		if (check_simresp_all_blank())
			continue;
		dump_record(recno, outf);
	}
	if (argv[2])
		fclose(outf);
	return(0);
}

cmd_pb_dump_rec(argc, argv)
	char **argv;
{
	int rc;
	unsigned recno, startrec, endrec;

	rc = phonebook_op_common(argv[1]);
	if (rc < 0)
		return(rc);
	startrec = strtoul(argv[2], 0, 0);
	if (startrec < 1 || startrec > curfile_record_count) {
		fprintf(stderr,
			"error: specified starting record number is invalid\n");
		return(-1);
	}
	if (argv[3]) {
		endrec = strtoul(argv[3], 0, 0);
		if (endrec < 1 || endrec > curfile_record_count) {
			fprintf(stderr,
			"error: specified final record number is invalid\n");
			return(-1);
		}
		if (startrec > endrec) {
			fprintf(stderr,
				"error: reverse record range specified\n");
			return(-1);
		}
	} else
		endrec = startrec;
	for (recno = startrec; recno <= endrec; recno++) {
		rc = readrec_op(recno, 0x04, curfile_record_len);
		if (rc < 0)
			return(rc);
		if (check_simresp_all_blank())
			continue;
		dump_record(recno, stdout);
	}
	return(0);
}

cmd_dump_lnd()
{
	int rc;
	unsigned recno;

	rc = select_op(DF_TELECOM);
	if (rc < 0)
		return(rc);
	rc = select_op(EF_LND);
	if (rc < 0)
		return(rc);
	rc = parse_ef_select_response();
	if (rc < 0)
		return(rc);
	if (curfile_structure != 0x03) {
		fprintf(stderr, "error: EF_LND is not cyclic\n");
		return(-1);
	}
	if (curfile_record_len < 14) {
		fprintf(stderr,
	"error: EF_LND has record length of %u bytes, less than minimum 14\n",
			curfile_record_len);
		return(-1);
	}
	for (recno = 1; recno <= curfile_record_count; recno++) {
		rc = readrec_op(recno, 0x04, curfile_record_len);
		if (rc < 0)
			return(rc);
		if (check_simresp_all_blank())
			continue;
		dump_record(recno, stdout);
	}
	return(0);
}