/* -*- mode:C; c-file-style: "bsd" -*- */
/*
 * Written by Richard Levitte <richar@levitte.org>
 * Copyright (c) 2008-2014 Yubico AB
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *
 *     * Redistributions in binary form must reproduce the above
 *       copyright notice, this list of conditions and the following
 *       disclaimer in the documentation and/or other materials provided
 *       with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef	__YKCORE_BACKEND_H_INCLUDED__
#define	__YKCORE_BACKEND_H_INCLUDED__

#define	FEATURE_RPT_SIZE		8

#define	REPORT_TYPE_FEATURE		0x03

int _ykusb_start(void);
int _ykusb_stop(void);

void * _ykusb_open_device(int vendor_id, int *product_ids, size_t pids_len, int* pid);
int _ykusb_close_device(void *);

int _ykusb_read(void *dev, int report_type, int report_number,
		char *buffer, int buffer_size);
int _ykusb_write(void *dev, int report_type, int report_number,
		 char *buffer, int buffer_size);

int _ykusb_get_vid_pid(void *dev, int *vid, int *pid);

const char *_ykusb_strerror(void);

#endif	/* __YKCORE_BACKEND_H_INCLUDED__ */
