/*
* Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* 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.
*/
#ifndef __FC_SP_H__
#define __FC_SP_H__
#include <protocol/types.h>
#pragma pack(1)
enum auth_els_flags{
FC_AUTH_ELS_MORE_FRAGS_FLAG = 0x80, /*! bit-7. More Fragments
* Follow
*/
FC_AUTH_ELS_CONCAT_FLAG = 0x40, /*! bit-6. Concatenation Flag */
FC_AUTH_ELS_SEQ_NUM_FLAG = 0x01 /*! bit-0. Sequence Number */
};
enum auth_msg_codes{
FC_AUTH_MC_AUTH_RJT = 0x0A, /*! Auth Reject */
FC_AUTH_MC_AUTH_NEG = 0x0B, /*! Auth Negotiate */
FC_AUTH_MC_AUTH_DONE = 0x0C, /*! Auth Done */
FC_AUTH_MC_DHCHAP_CHAL = 0x10, /*! DHCHAP Challenge */
FC_AUTH_MC_DHCHAP_REPLY = 0x11, /*! DHCHAP Reply */
FC_AUTH_MC_DHCHAP_SUCC = 0x12, /*! DHCHAP Success */
FC_AUTH_MC_FCAP_REQ = 0x13, /*! FCAP Request */
FC_AUTH_MC_FCAP_ACK = 0x14, /*! FCAP Acknowledge */
FC_AUTH_MC_FCAP_CONF = 0x15, /*! FCAP Confirm */
FC_AUTH_MC_FCPAP_INIT = 0x16, /*! FCPAP Init */
FC_AUTH_MC_FCPAP_ACC = 0x17, /*! FCPAP Accept */
FC_AUTH_MC_FCPAP_COMP = 0x18, /*! FCPAP Complete */
FC_AUTH_MC_IKE_SA_INIT = 0x22, /*! IKE SA INIT */
FC_AUTH_MC_IKE_SA_AUTH = 0x23, /*! IKE SA Auth */
FC_AUTH_MC_IKE_CREATE_CHILD_SA = 0x24, /*! IKE Create Child SA */
FC_AUTH_MC_IKE_INFO = 0x25, /*! IKE informational */
};
enum auth_proto_version{
FC_AUTH_PROTO_VER_1 = 1, /*! Protocol Version 1 */
};
enum {
FC_AUTH_ELS_COMMAND_CODE = 0x90,/*! Authentication ELS Command code */
FC_AUTH_PROTO_PARAM_LEN_SZ = 4, /*! Size of Proto Parameter Len Field */
FC_AUTH_PROTO_PARAM_VAL_SZ = 4, /*! Size of Proto Parameter Val Field */
FC_MAX_AUTH_SECRET_LEN = 256,
/*! Maximum secret string length */
FC_AUTH_NUM_USABLE_PROTO_LEN_SZ = 4,
/*! Size of usable protocols field */
FC_AUTH_RESP_VALUE_LEN_SZ = 4,
/*! Size of response value length */
FC_MAX_CHAP_KEY_LEN = 256, /*! Maximum md5 digest length */
FC_MAX_AUTH_RETRIES = 3, /*! Maximum number of retries */
FC_MD5_DIGEST_LEN = 16, /*! MD5 digest length */
FC_SHA1_DIGEST_LEN = 20, /*! SHA1 digest length */
FC_MAX_DHG_SUPPORTED = 1, /*! Maximum DH Groups supported */
FC_MAX_ALG_SUPPORTED = 1, /*! Maximum algorithms supported */
FC_MAX_PROTO_SUPPORTED = 1, /*! Maximum protocols supported */
FC_START_TXN_ID = 2, /*! Starting transaction ID */
};
enum auth_proto_id{
FC_AUTH_PROTO_DHCHAP = 0x00000001,
FC_AUTH_PROTO_FCAP = 0x00000002,
FC_AUTH_PROTO_FCPAP = 0x00000003,
FC_AUTH_PROTO_IKEv2 = 0x00000004,
FC_AUTH_PROTO_IKEv2_AUTH = 0x00000005,
};
struct auth_name_s{
u16 name_tag; /*! Name Tag = 1 for Authentication */
u16 name_len; /*! Name Length = 8 for Authentication
*/
wwn_t name; /*! Name. TODO - is this PWWN */
};
enum auth_hash_func{
FC_AUTH_HASH_FUNC_MD5 = 0x00000005,
FC_AUTH_HASH_FUNC_SHA_1 = 0x00000006,
};
enum auth_dh_gid{
FC_AUTH_DH_GID_0_DHG_NULL = 0x00000000,
FC_AUTH_DH_GID_1_DHG_1024 = 0x00000001,
FC_AUTH_DH_GID_2_DHG_1280 = 0x00000002,
FC_AUTH_DH_GID_3_DHG_1536 = 0x00000003,
FC_AUTH_DH_GID_4_DHG_2048 = 0x00000004,
FC_AUTH_DH_GID_6_DHG_3072 = 0x00000006,
FC_AUTH_DH_GID_7_DHG_4096 = 0x00000007,
FC_AUTH_DH_GID_8_DHG_6144 = 0x00000008,
FC_AUTH_DH_GID_9_DHG_8192 = 0x00000009,
};
struct auth_els_msg_s {
u8 auth_els_code; /* Authentication ELS Code (0x90) */
u8 auth_els_flag; /* Authentication ELS Flags */
u8 auth_msg_code; /* Authentication Message Code */
u8 proto_version; /* Protocol Version */
u32 msg_len; /* Message Length */
u32 trans_id; /* Transaction Identifier (T_ID) */
/* Msg payload follows... */
};
enum auth_neg_param_tags {
FC_AUTH_NEG_DHCHAP_HASHLIST = 0x0001,
FC_AUTH_NEG_DHCHAP_DHG_ID_LIST = 0x0002,
};
struct dhchap_param_format_s {
u16 tag; /*! Parameter Tag. See
* auth_neg_param_tags_t
*/
u16 word_cnt;
/* followed by variable length parameter value... */
};
struct auth_proto_params_s {
u32 proto_param_len;
u32 proto_id;
/*
* Followed by variable length Protocol specific parameters. DH-CHAP
* uses dhchap_param_format_t
*/
};
struct auth_neg_msg_s {
struct auth_name_s auth_ini_name;
u32 usable_auth_protos;
struct auth_proto_params_s proto_params[1]; /*! (1..usable_auth_proto)
* protocol params
*/
};
struct auth_dh_val_s {
u32 dh_val_len;
u32 dh_val[1];
};
struct auth_dhchap_chal_msg_s {
struct auth_els_msg_s hdr;
struct auth_name_s auth_responder_name; /* TODO VRK - is auth_name_t
* type OK?
*/
u32 hash_id;
u32 dh_grp_id;
u32 chal_val_len;
char chal_val[1];
/* ...followed by variable Challenge length/value and DH length/value */
};
enum auth_rjt_codes {
FC_AUTH_RJT_CODE_AUTH_FAILURE = 0x01,
FC_AUTH_RJT_CODE_LOGICAL_ERR = 0x02,
};
enum auth_rjt_code_exps {
FC_AUTH_CEXP_AUTH_MECH_NOT_USABLE = 0x01,
FC_AUTH_CEXP_DH_GROUP_NOT_USABLE = 0x02,
FC_AUTH_CEXP_HASH_FUNC_NOT_USABLE = 0x03,
FC_AUTH_CEXP_AUTH_XACT_STARTED = 0x04,
FC_AUTH_CEXP_AUTH_FAILED = 0x05,
FC_AUTH_CEXP_INCORRECT_PLD = 0x06,
FC_AUTH_CEXP_INCORRECT_PROTO_MSG = 0x07,
FC_AUTH_CEXP_RESTART_AUTH_PROTO = 0x08,
FC_AUTH_CEXP_AUTH_CONCAT_NOT_SUPP = 0x09,
FC_AUTH_CEXP_PROTO_VER_NOT_SUPP = 0x0A,
};
enum auth_status {
FC_AUTH_STATE_INPROGRESS = 0, /*! authentication in progress */
FC_AUTH_STATE_FAILED = 1, /*! authentication failed */
FC_AUTH_STATE_SUCCESS = 2 /*! authentication successful */
};
struct auth_rjt_msg_s {
struct auth_els_msg_s hdr;
u8 reason_code;
u8 reason_code_exp;
u8 rsvd[2];
};
struct auth_dhchap_neg_msg_s {
struct auth_els_msg_s hdr;
struct auth_neg_msg_s nego;
};
struct auth_dhchap_reply_msg_s {
struct auth_els_msg_s hdr;
/*
* followed by response value length & Value + DH Value Length & Value
*/
};
#pragma pack()
#endif /* __FC_SP_H__ */