209 lines
4.8 KiB
C
209 lines
4.8 KiB
C
/*
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* Copyright(c) 2007 Intel Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Maintained at www.Open-FCoE.org
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*/
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#ifndef _FC_NS_H_
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#define _FC_NS_H_
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#include <linux/types.h>
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/*
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* Fibre Channel Services - Name Service (dNS)
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* From T11.org FC-GS-2 Rev 5.3 November 1998.
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*/
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/*
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* Common-transport sub-type for Name Server.
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*/
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#define FC_NS_SUBTYPE 2 /* fs_ct_hdr.ct_fs_subtype */
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/*
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* Name server Requests.
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* Note: this is an incomplete list, some unused requests are omitted.
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*/
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enum fc_ns_req {
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FC_NS_GA_NXT = 0x0100, /* get all next */
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FC_NS_GI_A = 0x0101, /* get identifiers - scope */
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FC_NS_GPN_ID = 0x0112, /* get port name by ID */
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FC_NS_GNN_ID = 0x0113, /* get node name by ID */
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FC_NS_GSPN_ID = 0x0118, /* get symbolic port name */
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FC_NS_GID_PN = 0x0121, /* get ID for port name */
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FC_NS_GID_NN = 0x0131, /* get IDs for node name */
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FC_NS_GID_FT = 0x0171, /* get IDs by FC4 type */
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FC_NS_GPN_FT = 0x0172, /* get port names by FC4 type */
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FC_NS_GID_PT = 0x01a1, /* get IDs by port type */
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FC_NS_RPN_ID = 0x0212, /* reg port name for ID */
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FC_NS_RNN_ID = 0x0213, /* reg node name for ID */
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FC_NS_RFT_ID = 0x0217, /* reg FC4 type for ID */
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FC_NS_RSPN_ID = 0x0218, /* reg symbolic port name */
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FC_NS_RFF_ID = 0x021f, /* reg FC4 Features for ID */
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FC_NS_RSNN_NN = 0x0239, /* reg symbolic node name */
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};
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/*
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* Port type values.
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*/
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enum fc_ns_pt {
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FC_NS_UNID_PORT = 0x00, /* unidentified */
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FC_NS_N_PORT = 0x01, /* N port */
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FC_NS_NL_PORT = 0x02, /* NL port */
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FC_NS_FNL_PORT = 0x03, /* F/NL port */
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FC_NS_NX_PORT = 0x7f, /* Nx port */
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FC_NS_F_PORT = 0x81, /* F port */
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FC_NS_FL_PORT = 0x82, /* FL port */
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FC_NS_E_PORT = 0x84, /* E port */
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FC_NS_B_PORT = 0x85, /* B port */
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};
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/*
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* Port type object.
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*/
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struct fc_ns_pt_obj {
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__u8 pt_type;
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};
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/*
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* Port ID object
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*/
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struct fc_ns_fid {
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__u8 fp_flags; /* flags for responses only */
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__u8 fp_fid[3];
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};
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/*
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* fp_flags in port ID object, for responses only.
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*/
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#define FC_NS_FID_LAST 0x80 /* last object */
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/*
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* FC4-types object.
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*/
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#define FC_NS_TYPES 256 /* number of possible FC-4 types */
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#define FC_NS_BPW 32 /* bits per word in bitmap */
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struct fc_ns_fts {
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__be32 ff_type_map[FC_NS_TYPES / FC_NS_BPW]; /* bitmap of FC-4 types */
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};
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/*
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* FC4-features object.
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*/
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struct fc_ns_ff {
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__be32 fd_feat[FC_NS_TYPES * 4 / FC_NS_BPW]; /* 4-bits per FC-type */
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};
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/*
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* GID_PT request.
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*/
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struct fc_ns_gid_pt {
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__u8 fn_pt_type;
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__u8 fn_domain_id_scope;
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__u8 fn_area_id_scope;
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__u8 fn_resvd;
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};
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/*
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* GID_FT or GPN_FT request.
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*/
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struct fc_ns_gid_ft {
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__u8 fn_resvd;
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__u8 fn_domain_id_scope;
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__u8 fn_area_id_scope;
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__u8 fn_fc4_type;
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};
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/*
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* GPN_FT response.
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*/
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struct fc_gpn_ft_resp {
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__u8 fp_flags; /* see fp_flags definitions above */
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__u8 fp_fid[3]; /* port ID */
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__be32 fp_resvd;
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__be64 fp_wwpn; /* port name */
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};
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/*
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* GID_PN request
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*/
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struct fc_ns_gid_pn {
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__be64 fn_wwpn; /* port name */
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};
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/*
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* GID_PN response or GSPN_ID request
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*/
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struct fc_gid_pn_resp {
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__u8 fp_resvd;
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__u8 fp_fid[3]; /* port ID */
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};
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/*
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* GSPN_ID response
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*/
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struct fc_gspn_resp {
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__u8 fp_name_len;
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char fp_name[];
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};
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/*
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* RFT_ID request - register FC-4 types for ID.
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*/
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struct fc_ns_rft_id {
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struct fc_ns_fid fr_fid; /* port ID object */
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struct fc_ns_fts fr_fts; /* FC-4 types object */
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};
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/*
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* RPN_ID request - register port name for ID.
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* RNN_ID request - register node name for ID.
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*/
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struct fc_ns_rn_id {
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struct fc_ns_fid fr_fid; /* port ID object */
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__be64 fr_wwn; /* node name or port name */
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} __attribute__((__packed__));
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/*
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* RSNN_NN request - register symbolic node name
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*/
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struct fc_ns_rsnn {
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__be64 fr_wwn; /* node name */
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__u8 fr_name_len;
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char fr_name[];
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} __attribute__((__packed__));
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/*
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* RSPN_ID request - register symbolic port name
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*/
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struct fc_ns_rspn {
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struct fc_ns_fid fr_fid; /* port ID object */
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__u8 fr_name_len;
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char fr_name[];
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} __attribute__((__packed__));
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/*
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* RFF_ID request - register FC-4 Features for ID.
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*/
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struct fc_ns_rff_id {
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struct fc_ns_fid fr_fid; /* port ID object */
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__u8 fr_resvd[2];
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__u8 fr_feat; /* FC-4 Feature bits */
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__u8 fr_type; /* FC-4 type */
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} __attribute__((__packed__));
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#endif /* _FC_NS_H_ */
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