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/*++
Copyright (c) 2004 - 2007, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
IScsiCHAP.h
Abstract:
--*/
#ifndef _ISCSI_CHAP_H_
#define _ISCSI_CHAP_H_
#define ISCSI_CHAP_AUTH_INFO_GUID \
{ \
0x786ec0ac, 0x65ae, 0x4d1b, {0xb1, 0x37, 0xd, 0x11, 0xa, 0x48, 0x37, 0x97} \
}
extern EFI_GUID mIScsiCHAPAuthInfoGuid;
#define ISCSI_AUTH_METHOD_CHAP "CHAP"
#define ISCSI_KEY_CHAP_ALGORITHM "CHAP_A"
#define ISCSI_KEY_CHAP_IDENTIFIER "CHAP_I"
#define ISCSI_KEY_CHAP_CHALLENGE "CHAP_C"
#define ISCSI_KEY_CHAP_NAME "CHAP_N"
#define ISCSI_KEY_CHAP_RESPONSE "CHAP_R"
#define ISCSI_CHAP_ALGORITHM_MD5 5
#define ISCSI_CHAP_AUTH_MAX_LEN 1024
#define ISCSI_CHAP_RSP_LEN 16 // == MD5_HASHSIZE
typedef enum {
ISCSI_CHAP_INITIAL,
ISCSI_CHAP_STEP_ONE,
ISCSI_CHAP_STEP_TWO,
ISCSI_CHAP_STEP_THREE,
ISCSI_CHAP_STEP_FOUR
} ISCSI_CHAP_STEP;
#pragma pack(1)
typedef struct _ISCSI_CHAP_AUTH_CONFIG_NVDATA {
UINT8 CHAPType;
CHAR8 CHAPName[ISCSI_CHAP_NAME_MAX_LEN];
CHAR8 CHAPSecret[ISCSI_CHAP_SECRET_MAX_LEN];
CHAR8 ReverseCHAPName[ISCSI_CHAP_NAME_MAX_LEN];
CHAR8 ReverseCHAPSecret[ISCSI_CHAP_SECRET_MAX_LEN];
} ISCSI_CHAP_AUTH_CONFIG_NVDATA;
#pragma pack()
//
// ISCSI CHAP Authentication Data
//
typedef struct _ISCSI_CHAP_AUTH_DATA {
ISCSI_CHAP_AUTH_CONFIG_NVDATA AuthConfig;
UINT32 InIdentifier;
UINT8 InChallenge[ISCSI_CHAP_AUTH_MAX_LEN];
UINT32 InChallengeLength;
//
// Calculated CHAP Response (CHAP_R) value
//
UINT8 CHAPResponse[ISCSI_CHAP_RSP_LEN];
//
// Auth-data to be sent out for mutual authentication
//
UINT32 OutIdentifier;
UINT8 OutChallenge[ISCSI_CHAP_AUTH_MAX_LEN];
UINT32 OutChallengeLength;
} ISCSI_CHAP_AUTH_DATA;
EFI_STATUS
IScsiCHAPOnRspReceived (
IN ISCSI_CONNECTION *Conn,
IN BOOLEAN Transit
);
EFI_STATUS
IScsiCHAPToSendReq (
IN ISCSI_CONNECTION *Conn,
IN NET_BUF *Pdu
);
#endif
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