/* packet-fc.h
 * Basic Fibre Channel Header definitions
 * Copyright 2002 Dinesh G Dutt (ddutt@cisco.com)
 *
 * $Id: packet-fc.h,v 1.2 2002/12/10 02:49:31 guy Exp $
 *
 * Ethereal - Network traffic analyzer
 * By Gerald Combs <gerald@ethereal.com>
 * Copyright 1998 Gerald Combs
 * 
 * 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 __PACKET_FC_H_
#define __PACKET_FC_H_

/* R_CTL upper bits creates a classification tree */
#define FC_RCTL_DEV_DATA       0x00
#define FC_RCTL_ELS            0x20
#define FC_RCTL_LINK_DATA      0x30
#define FC_RCTL_VIDEO          0x40
#define FC_RCTL_BLS            0x80
#define FC_RCTL_LINK_CTL       0xC0
/* XXX - is 0xF0 Extended Routing?  It is in the FC-FS draft on the T11
   Web site. */

#define FC_TYPE_CMNSVC         0x0  /* Used in PRLI Svc Param Page */

/* TYPE definitions for Basic or Extended Link_Data */
#define FC_TYPE_ELS            0x1

/* TYPE definitions for FC-4 */
#define FC_TYPE_LLCSNAP        0x4
#define FC_TYPE_IP             0x5
#define FC_TYPE_SCSI           0x8
#define FC_TYPE_FCCT           0x20
#define FC_TYPE_SWILS          0x22
#define FC_TYPE_AL             0x23
#define FC_TYPE_SNMP           0x24

extern const value_string fc_fc4_val[];

/* DF_CTL bits */
#define FC_DFCTL_DH         0x03   /* Device_Header type bits: */
#define FC_DFCTL_DH_NONE    0x00   /* No Device_Header */
#define FC_DFCTL_DH_16_BYTE 0x01   /* 16 Byte Device_Header */
#define FC_DFCTL_DH_32_BYTE 0x02   /* 32 Byte Device_Header */
#define FC_DFCTL_DH_64_BYTE 0x03   /* 64 Byte Device_Header */
#define FC_DFCTL_AH         0x10   /* Association_Header bit */
#define FC_DFCTL_NH         0x20   /* Association_Header bit */
#define FC_DFCTL_SH         0x40   /* reserved for security header */

/* Derived Frame types (used for ULP demux) */
#define FC_FTYPE_UNDEF         0x0
#define FC_FTYPE_SWILS         0x1
#define FC_FTYPE_IP            0x2
#define FC_FTYPE_SCSI          0x3
#define FC_FTYPE_BLS           0x4
#define FC_FTYPE_ELS           0x5
#define FC_FTYPE_FCCT          0x7
#define FC_FTYPE_LINKDATA      0x8
#define FC_FTYPE_VDO           0x9
#define FC_FTYPE_LINKCTL       0xA
#define FC_FTYPE_SWILS_RSP     0xB

/* Well-known Address Definitions (in Network order) */
#define FC_WKA_MULTICAST       0xFFFFF5
#define FC_WKA_CLKSYNC         0xFFFFF6
#define FC_WKA_KEYDIST         0xFFFFF7
#define FC_WKA_ALIAS           0xFFFFF8
#define FC_WKA_QOSF            0xFFFFF9
#define FC_WKA_MGMT            0xFFFFFA
#define FC_WKA_TIME            0xFFFFFB
#define FC_WKA_DNS             0xFFFFFC
#define FC_WKA_FABRIC_CTRLR    0xFFFFFD
#define FC_WKA_FPORT           0xFFFFFE
#define FC_WKA_BCAST           0xFFFFFF

/* Well-known Address Definitions (in little endian) */

/* Information Categories for Link Data & Link Control Frames */
#define FC_IU_UNCATEGORIZED     0x0
#define FC_IU_SOLICITED_DATA    0x1
#define FC_IU_UNSOLICITED_CTL   0x2
#define FC_IU_SOLICITED_CTL     0x3
#define FC_IU_UNSOLICITED_DATA  0x4
#define FC_IU_DATA_DESCRIPTOR   0x5
#define FC_IU_UNSOLICITED_CMD   0x6
#define FC_IU_CMD_STATUS        0x7

#endif /* __PACKET_FC_H_ */