/* BEGIN_ICS_COPYRIGHT2 ****************************************

Copyright (c) 2015-2017, Intel Corporation

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** END_ICS_COPYRIGHT2   ****************************************/

/* [ICS VERSION STRING: unknown] */

#ifndef _OMGT_OOB_NET_H_
#define _OMGT_OOB_NET_H_

#include <sys/types.h>
#include <sys/socket.h>
#include <arpa/inet.h>
#include <string.h>
#include <syslog.h>
#include <stdio.h>
#include "ibyteswap.h"

#include "ib_utils_openib.h"
#include "omgt_oob_net_blob.h"
#include "omgt_oob_net_queue.h"

/**************************************************************************
* 		struct net_connection Structures
**************************************************************************/

/*
 * A net_connection encapsulates a logical network connection between
 * client and server.  More than one net_connection can exist between
 * two given machines.  Here we store the blobs queued up for send but
 * not yet sent, and the blobs received and ready to be processed.
 */
struct net_connection {
	int                   sock;
	net_queue_t           send_queue;
	net_queue_t           recv_queue;
	struct net_blob       *blob_in_progress;
	int                   err;     /* to indicate err on this connection */
	struct sockaddr_in    v4_addr; /* socket IPv4 address of peer */
	struct sockaddr_in6   v6_addr; /* socket IPv6 address of peer */
	int                   ipv6;    /* specify ipv6 or ipv4 as domain family */
	/* SSL */
	void                  *ssl_session;
};

/* Error defines */
#define INVALID_SOCKET      -1
#define SOCKET_ERROR        -1

/* Net connection functions */
FSTATUS omgt_oob_net_connect(struct omgt_port *port, struct net_connection **conn);
FSTATUS omgt_oob_net_disconnect(struct omgt_port *port, struct net_connection *conn);
void omgt_oob_net_process(struct omgt_port *port, struct net_connection *conn, int msec_to_wait, int blocking);
FSTATUS omgt_oob_net_send(struct omgt_port *port, uint8_t *data, int len);
void omgt_oob_net_get_next_message(struct net_connection *conn, uint8_t **data, int *len);

/* Connection functions */
FSTATUS omgt_oob_send_packet(struct omgt_port *port, uint8_t *buf, size_t len);
FSTATUS omgt_oob_receive_response(struct omgt_port *port, uint8_t **data, uint32_t *len);
FSTATUS omgt_oob_disconnect(struct omgt_port *port, struct net_connection *conn);

#endif /* _OMGT_OOB_NET_H_ */