/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* FC Transport Netlink Interface
*
* Copyright (C) 2006 James Smart, Emulex Corporation
*
* 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.
*
* This program 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 General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef SCSI_NETLINK_FC_H
#define SCSI_NETLINK_FC_H
#include <scsi/scsi_netlink.h>
/*
* This file intended to be included by both kernel and user space
*/
/*
* FC Transport Message Types
*/
/* kernel -> user */
#define FC_NL_ASYNC_EVENT 0x0100
/* user -> kernel */
/* none */
/*
* Message Structures :
*/
/* macro to round up message lengths to 8byte boundary */
#define FC_NL_MSGALIGN(len) (((len) + 7) & ~7)
/*
* FC Transport Broadcast Event Message :
* FC_NL_ASYNC_EVENT
*
* Note: if Vendor Unique message, &event_data will be start of
* vendor unique payload, and the length of the payload is
* per event_datalen
*
* Note: When specifying vendor_id, be sure to read the Vendor Type and ID
* formatting requirements specified in scsi_netlink.h
*/
struct fc_nl_event {
struct scsi_nl_hdr snlh; /* must be 1st element ! */
uint64_t seconds;
uint64_t vendor_id;
uint16_t host_no;
uint16_t event_datalen;
uint32_t event_num;
uint32_t event_code;
uint32_t event_data;
} __attribute__((aligned(sizeof(uint64_t))));
#endif /* SCSI_NETLINK_FC_H */
