62 lines
1.3 KiB
C
62 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
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/*
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* FC Transport Netlink Interface
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*
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* Copyright (C) 2006 James Smart, Emulex Corporation
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*/
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#ifndef SCSI_NETLINK_FC_H
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#define SCSI_NETLINK_FC_H
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#include <linux/types.h>
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#include <scsi/scsi_netlink.h>
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/*
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* This file intended to be included by both kernel and user space
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*/
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/*
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* FC Transport Message Types
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*/
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/* kernel -> user */
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#define FC_NL_ASYNC_EVENT 0x0100
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/* user -> kernel */
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/* none */
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/*
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* Message Structures :
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*/
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/* macro to round up message lengths to 8byte boundary */
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#define FC_NL_MSGALIGN(len) (((len) + 7) & ~7)
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/*
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* FC Transport Broadcast Event Message :
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* FC_NL_ASYNC_EVENT
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*
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* Note: if Vendor Unique message, event_data_flex will be start of
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* vendor unique payload, and the length of the payload is
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* per event_datalen
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*
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* Note: When specifying vendor_id, be sure to read the Vendor Type and ID
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* formatting requirements specified in scsi_netlink.h
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*/
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struct fc_nl_event {
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struct scsi_nl_hdr snlh; /* must be 1st element ! */
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__u64 seconds;
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__u64 vendor_id;
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__u16 host_no;
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__u16 event_datalen;
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__u32 event_num;
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__u32 event_code;
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union {
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__u32 event_data;
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__DECLARE_FLEX_ARRAY(__u8, event_data_flex);
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};
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} __attribute__((aligned(sizeof(__u64))));
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#endif /* SCSI_NETLINK_FC_H */
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