| /* |
| * INET An implementation of the TCP/IP protocol suite for the LINUX |
| * operating system. INET is implemented using the BSD Socket |
| * interface as the means of communication with the user level. |
| * |
| * Global definitions for Fibre Channel. |
| * |
| * Version: @(#)if_fc.h 0.0 11/20/98 |
| * |
| * Author: Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG> |
| * Donald Becker, <becker@super.org> |
| * Peter De Schrijver, <stud11@cc4.kuleuven.ac.be> |
| * Vineet Abraham, <vma@iol.unh.edu> |
| * |
| * 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. |
| */ |
| #ifndef _LINUX_IF_FC_H |
| #define _LINUX_IF_FC_H |
| |
| #include <linux/types.h> |
| |
| #define FC_ALEN 6 /* Octets in one ethernet addr */ |
| #define FC_HLEN (sizeof(struct fch_hdr)+sizeof(struct fcllc)) |
| #define FC_ID_LEN 3 /* Octets in a Fibre Channel Address */ |
| |
| /* LLC and SNAP constants */ |
| #define EXTENDED_SAP 0xAA |
| #define UI_CMD 0x03 |
| |
| /* This is NOT the Fibre Channel frame header. The FC frame header is |
| * constructed in the driver as the Tachyon needs certain fields in |
| * certains positions. So, it can't be generalized here.*/ |
| |
| struct fch_hdr { |
| __u8 daddr[FC_ALEN]; /* destination address */ |
| __u8 saddr[FC_ALEN]; /* source address */ |
| }; |
| |
| /* This is a Fibre Channel LLC structure */ |
| struct fcllc { |
| __u8 dsap; /* destination SAP */ |
| __u8 ssap; /* source SAP */ |
| __u8 llc; /* LLC control field */ |
| __u8 protid[3]; /* protocol id */ |
| __be16 ethertype; /* ether type field */ |
| }; |
| |
| #endif /* _LINUX_IF_FC_H */ |