/*
 * IMPORTANT:  READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING. 
 * By downloading, copying, installing or using the software you agree
 * to this license.  If you do not agree to this license, do not
 * download, install, copy or use the software.
 *
 * Intel License Agreement
 *
 * Copyright (c) 2000, Intel Corporation
 * 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.
 *
 * -The name of Intel Corporation may not be used to endorse or
 *  promote products derived from this software without specific prior
 *  written permission.
 *
 * 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 INTEL
 * 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 _TARGET_H_
#define _TARGET_H_

#include "iscsiprotocol.h"
#include "iscsiutil.h"
#include "parameters.h"
#include "storage.h"
#include "iscsi.h"

/* Default configuration */
#define DEFAULT_TARGET_MAX_SESSIONS 16	/* n+1 */
#define DEFAULT_TARGET_NUM_LUNS     1
#define DEFAULT_TARGET_BLOCK_LEN    512
#define DEFAULT_TARGET_NUM_BLOCKS   204800
#define DEFAULT_TARGET_NAME         "iqn.1994-04.org.netbsd.iscsi-target"
#define DEFAULT_TARGET_QUEUE_DEPTH  8
#define DEFAULT_TARGET_TCQ          0

enum {
	MAX_INITIATOR_ADDRESS_SIZE = 256

};

/* session parameters */
typedef struct target_session_t {
	int             id;
	int             d;
	int  		sock;
	uint16_t        cid;
	uint32_t        StatSN;
	uint32_t        ExpCmdSN;
	uint32_t        MaxCmdSN;
	uint8_t        *buff;
	int             UsePhaseCollapsedRead;
	int             IsFullFeature;
	int             IsLoggedIn;
	int             LoginStarted;
	uint64_t        isid;
	int             tsih;
	iscsi_target_t	*target;
	iscsi_worker_t  worker;
	iscsi_parameter_t *params;
	iscsi_sess_param_t sess_params;
	char		initiator[MAX_INITIATOR_ADDRESS_SIZE];
	int		address_family;
	int32_t		last_tsih;
} target_session_t;

typedef struct target_cmd_t {
	iscsi_scsi_cmd_args_t *scsi_cmd;
	int             (*callback) (void *);
	void           *callback_arg;
} target_cmd_t;

int target_transfer_data(target_session_t *, iscsi_scsi_cmd_args_t *, struct iovec *, int);

int find_target_tsih(iscsi_target_t *, int);
int find_target_iqn(target_session_t *);

#endif /* _TARGET_H_ */