/*

 * usbmuxd-proto.h - Protocol definition for the usbmux protocol.

 *

 * Copyright (C) 2009 Paul Sladen <libiphone@paul.sladen.org>

 * Copyright (C) 2009 Nikias Bassen <nikias@gmx.li>

 * Copyright (C) 2009 Hector Martin <hector@marcansoft.com>

 *

 * This library is free software; you can redistribute it and/or modify

 * it under the terms of the GNU Lesser General Public License as

 * published by the Free Software Foundation, either version 2.1 of the

 * License, or (at your option) any later version.

 *

 * This library is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU Lesser General Public

 * License along with this program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA

 */

#ifndef USBMUXD_PROTO_H

#define USBMUXD_PROTO_H

#include <stdint.h>

#define USBMUXD_PROTOCOL_VERSION 0

#if defined(WIN32) || defined(__CYGWIN__)

#define USBMUXD_SOCKET_PORT 27015

#else

#define USBMUXD_SOCKET_FILE "/var/run/usbmuxd"

#endif

#ifdef __cplusplus

extern "C" {

#endif

enum usbmuxd_result {

	RESULT_OK = 0,

	RESULT_BADCOMMAND = 1,

	RESULT_BADDEV = 2,

	RESULT_CONNREFUSED = 3,

	// ???

	// ???

	RESULT_BADVERSION = 6,

};

enum usbmuxd_msgtype {

	MESSAGE_RESULT  = 1,

	MESSAGE_CONNECT = 2,

	MESSAGE_LISTEN = 3,

	MESSAGE_DEVICE_ADD = 4,

	MESSAGE_DEVICE_REMOVE = 5,

	//???

	//???

	MESSAGE_PLIST = 8,

};

struct usbmuxd_header {

	uint32_t length;    // length of message, including header

	uint32_t version;   // protocol version

	uint32_t message;   // message type

	uint32_t tag;       // responses to this query will echo back this tag

} __attribute__((__packed__));

struct usbmuxd_result_msg {

	struct usbmuxd_header header;

	uint32_t result;

} __attribute__((__packed__));

struct usbmuxd_connect_request {

	struct usbmuxd_header header;

	uint32_t device_id;

	uint16_t port;   // TCP port number

	uint16_t reserved;   // set to zero

} __attribute__((__packed__));

struct usbmuxd_listen_request {

	struct usbmuxd_header header;

} __attribute__((__packed__));

struct usbmuxd_device_record {

	uint32_t device_id;

	uint16_t product_id;

	char serial_number[256];

	uint16_t padding;

	uint32_t location;

} __attribute__((__packed__));

#ifdef __cplusplus

}

#endif

#endif /* USBMUXD_PROTO_H */