/***************************************************************************
                          lib/ibGts.c
                             -------------------

    copyright            : (C) 2001,2002,2003 by Frank Mori Hess
    email                : fmhess@users.sourceforge.net
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#include "ib_internal.h"

int internal_ibgts(ibConf_t *conf, int shadow_handshake)
{
	ibBoard_t *board;
	int retval;

	board = interfaceBoard(conf);

	retval =  is_cic(board);
	if (retval <= 0) {
		if (retval == 0)
			setIberr(ECIC);
		return -1;
	}

	retval = ioctl(board->fileno, IBGTS, &shadow_handshake);
	if (retval < 0)	{
		setIberr(EDVR);
		setIbcnt(errno);
		return -1;
	}

	return 0;
}

// incomplete XXX need to implement acceptor handshake stuff in drivers
int ibgts(int ud, int v)
{
	ibConf_t *conf;
	int retval;

	conf = enter_library(ud);
	if (conf == NULL)
		return exit_library(ud, 1);

	if (conf->is_interface == 0) {
		setIberr(EARG);
		return exit_library(ud, 1);
	}

	retval = internal_ibgts(conf, v);
	if (retval < 0)
		return exit_library(ud, 1);

	return exit_library(ud, 0);
}

