1 /* 2 * This header was generated from the Linux kernel headers by update_headers.py, 3 * to provide necessary information from kernel to userspace, such as constants, 4 * structures, and macros, and thus, contains no copyrightable information. 5 */ 6 #ifndef SCSI_NETLINK_H 7 #define SCSI_NETLINK_H 8 #include <linux/netlink.h> 9 #include <linux/types.h> 10 #define SCSI_TRANSPORT_MSG NLMSG_MIN_TYPE + 1 11 12 #define SCSI_NL_GRP_FC_EVENTS (1<<2) 13 #define SCSI_NL_GRP_CNT 3 14 struct scsi_nl_hdr { 15 uint8_t version; 16 uint8_t transport; 17 uint16_t magic; 18 uint16_t msgtype; 19 uint16_t msglen; 20 } __attribute__((aligned(sizeof(uint64_t)))); 21 #define SCSI_NL_VERSION 1 22 #define SCSI_NL_MAGIC 0xA1B2 23 #define SCSI_NL_TRANSPORT 0 24 #define SCSI_NL_TRANSPORT_FC 1 25 #define SCSI_NL_MAX_TRANSPORTS 2 26 27 #define SCSI_NL_SHOST_VENDOR 0x0001 28 29 #define SCSI_NL_MSGALIGN(len) (((len) + 7) & ~7) 30 struct scsi_nl_host_vendor_msg { 31 struct scsi_nl_hdr snlh; 32 uint64_t vendor_id; 33 uint16_t host_no; 34 uint16_t vmsg_datalen; 35 } __attribute__((aligned(sizeof(uint64_t)))); 36 #define SCSI_NL_VID_TYPE_SHIFT 56 37 #define SCSI_NL_VID_TYPE_MASK ((__u64)0xFF << SCSI_NL_VID_TYPE_SHIFT) 38 #define SCSI_NL_VID_TYPE_PCI ((__u64)0x01 << SCSI_NL_VID_TYPE_SHIFT) 39 #define SCSI_NL_VID_ID_MASK (~ SCSI_NL_VID_TYPE_MASK) 40 #define INIT_SCSI_NL_HDR(hdr, t, mtype, mlen) \ 41 { \ 42 (hdr)->version = SCSI_NL_VERSION; \ 43 (hdr)->transport = t; \ 44 (hdr)->magic = SCSI_NL_MAGIC; \ 45 (hdr)->msgtype = mtype; \ 46 (hdr)->msglen = mlen; \ 47 } 48 #endif 49