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audk/NetworkPkg/IpSecDxe/Ikev2/Ikev2.h

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/** @file
IKEv2 related definitions.
Copyright (c) 2010 - 2018, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef _IKE_V2_H_
#define _IKE_V2_H_
#include "Ike.h"
#include "Payload.h"
#define IKEV2_TS_ANY_PORT 0xffff
#define IKEV2_TS_ANY_PROTOCOL 0
#define IKEV2_DELET_CHILDSA_LIST 0
#define IKEV2_ESTABLISHING_CHILDSA_LIST 1
#define IKEV2_ESTABLISHED_CHILDSA_LIST 2
#define IKEV2_SA_SESSION_SIGNATURE SIGNATURE_32 ('I', 'K', 'E', 'I')
#define IKEV2_SA_SESSION_FROM_COMMON(a) CR (a, IKEV2_SA_SESSION, SessionCommon, IKEV2_SA_SESSION_SIGNATURE)
#define IKEV2_SA_SESSION_BY_SESSION(a) CR (a, IKEV2_SA_SESSION, BySessionTable, IKEV2_SA_SESSION_SIGNATURE)
#define IKEV2_SA_SESSION_BY_ESTABLISHED(a) CR (a, IKEV2_SA_SESSION, ByEstablishedTable, IKEV2_SA_SESSION_SIGNATURE)
#define IKEV2_CHILD_SA_SESSION_SIGNATURE SIGNATURE_32 ('I', 'K', 'E', 'C')
#define IKEV2_CHILD_SA_SESSION_FROM_COMMON(a) CR (a, IKEV2_CHILD_SA_SESSION, SessionCommon, IKEV2_CHILD_SA_SESSION_SIGNATURE)
#define IKEV2_CHILD_SA_SESSION_BY_IKE_SA(a) CR (a, IKEV2_CHILD_SA_SESSION, ByIkeSa, IKEV2_CHILD_SA_SESSION_SIGNATURE)
#define IKEV2_CHILD_SA_SESSION_BY_DEL_SA(a) CR (a, IKEV2_CHILD_SA_SESSION, ByDelete, IKEV2_CHILD_SA_SESSION_SIGNATURE)
#define IS_IKEV2_SA_SESSION(s) ((s)->Common.IkeSessionType == IkeSessionTypeIkeSa)
#define IKEV2_SA_FIRST_PROPOSAL(Sa) (IKEV2_PROPOSAL *)((IKEV2_SA *)(Sa)+1)
#define IKEV2_NEXT_TRANSFORM_WITH_SIZE(Transform,TransformSize) \
(IKEV2_TRANSFORM *) ((UINT8 *)(Transform) + (TransformSize))
#define IKEV2_NEXT_PROPOSAL_WITH_SIZE(Proposal, ProposalSize) \
(IKEV2_PROPOSAL *) ((UINT8 *)(Proposal) + (ProposalSize))
#define IKEV2_PROPOSAL_FIRST_TRANSFORM(Proposal) \
(IKEV2_TRANSFORM *)((UINT8 *)((IKEV2_PROPOSAL *)(Proposal)+1) + \
(((IKEV2_PROPOSAL *)(Proposal))->SpiSize))
#define IKEV2_PROPOSAL_FIRST_TRANSFORM(Proposal) \
(IKEV2_TRANSFORM *)((UINT8 *)((IKEV2_PROPOSAL *)(Proposal)+1) + \
(((IKEV2_PROPOSAL *)(Proposal))->SpiSize))
typedef enum {
IkeStateInit,
IkeStateAuth,
IkeStateIkeSaEstablished,
IkeStateCreateChild,
IkeStateSaRekeying,
IkeStateChildSaEstablished,
IkeStateSaDeleting,
IkeStateMaximum
} IKEV2_SESSION_STATE;
typedef enum {
IkeRequestTypeCreateChildSa,
IkeRequestTypeRekeyChildSa,
IkeRequestTypeRekeyIkeSa,
IkeRequestTypeMaximum
} IKEV2_CREATE_CHILD_REQUEST_TYPE;
typedef struct {
UINT8 *GxBuffer;
UINTN GxSize;
UINT8 *GyBuffer;
UINTN GySize;
UINT8 *GxyBuffer;
UINTN GxySize;
UINT8 *DhContext;
} IKEV2_DH_BUFFER;
typedef struct {
IKEV2_DH_BUFFER *DhBuffer;
UINT8 *SkdKey;
UINTN SkdKeySize;
UINT8 *SkAiKey;
UINTN SkAiKeySize;
UINT8 *SkArKey;
UINTN SkArKeySize;
UINT8 *SkEiKey;
UINTN SkEiKeySize;
UINT8 *SkErKey;
UINTN SkErKeySize;
UINT8 *SkPiKey;
UINTN SkPiKeySize;
UINT8 *SkPrKey;
UINTN SkPrKeySize;
} IKEV2_SESSION_KEYS;
typedef struct {
UINT16 LifeType;
UINT64 LifeDuration;
UINT16 EncAlgId;
UINTN EnckeyLen;
UINT16 Prf;
UINT16 IntegAlgId;
UINTN IntegKeyLen;
UINT16 DhGroup;
UINT8 ExtSeq;
} IKEV2_SA_PARAMS;
//
// Internal Payload
//
typedef struct {
IKEV2_SA SaHeader;
UINTN NumProposals;
//
// IKE_PROPOSAL_DATA Proposals[1];
//
} IKEV2_SA_DATA;
typedef struct {
UINT8 ProposalIndex;
UINT8 ProtocolId;
UINT8 *Spi;
UINT8 NumTransforms;
//
// IKE_TRANSFORM_DATA Transforms[1];
//
} IKEV2_PROPOSAL_DATA;
typedef struct {
UINT8 TransformIndex;
UINT8 TransformType;
UINT16 TransformId;
IKE_SA_ATTRIBUTE Attribute;
} IKEV2_TRANSFORM_DATA;
typedef struct {
UINT8 IkeVer;
IKE_SESSION_TYPE IkeSessionType;
BOOLEAN IsInitiator;
BOOLEAN IsOnDeleting; // Flag to indicate whether the SA is on deleting.
IKEV2_SESSION_STATE State;
EFI_EVENT TimeoutEvent;
UINT64 TimeoutInterval;
UINTN RetryCount;
IKE_PACKET *LastSentPacket;
IKEV2_SA_PARAMS *SaParams;
UINT16 PreferDhGroup;
EFI_IP_ADDRESS RemotePeerIp;
EFI_IP_ADDRESS LocalPeerIp;
IKE_ON_PAYLOAD_FROM_NET BeforeDecodePayload;
IKE_ON_PAYLOAD_FROM_NET AfterEncodePayload;
IKE_UDP_SERVICE *UdpService;
IPSEC_PRIVATE_DATA *Private;
} IKEV2_SESSION_COMMON;
typedef struct {
UINT32 Signature;
IKEV2_SESSION_COMMON SessionCommon;
UINT64 InitiatorCookie;
UINT64 ResponderCookie;
//
// Initiator: SA proposals to be sent
// Responder: SA proposals to be matched
//
IKEV2_SA_DATA *SaData; // SA Private struct used for SA payload generation
IKEV2_SESSION_KEYS *IkeKeys;
UINT8 *NiBlock;
UINTN NiBlkSize;
UINT8 *NrBlock;
UINTN NrBlkSize;
UINT8 *NCookie; // Buffer Contains the Notify Cookie
UINTN NCookieSize; // Size of NCookie
IPSEC_PAD_ENTRY *Pad;
IPSEC_SPD_ENTRY *Spd; // SPD that requested the negotiation, TODO: better use SPD selector
LIST_ENTRY ChildSaSessionList;
LIST_ENTRY ChildSaEstablishSessionList; // For Establish Child SA.
LIST_ENTRY InfoMIDList; // For Information MID
LIST_ENTRY DeleteSaList; // For deteling Child SA.
UINT8 *InitPacket;
UINTN InitPacketSize;
UINT8 *RespPacket;
UINTN RespPacketSize;
UINT32 MessageId;
LIST_ENTRY BySessionTable; // Use for all IkeSaSession Links
} IKEV2_SA_SESSION;
typedef struct {
UINT32 Signature;
IKEV2_SESSION_COMMON SessionCommon;
IKEV2_SA_SESSION *IkeSaSession;
UINT32 MessageId;
IKEV2_SA_DATA *SaData;
UINT8 IpsecProtocol;
UINT32 LocalPeerSpi;
UINT32 RemotePeerSpi;
UINT8 *NiBlock;
UINTN NiBlkSize;
UINT8 *NrBlock;
UINTN NrBlkSize;
SA_KEYMATS ChildKeymats;
IKEV2_DH_BUFFER *DhBuffer; //New DH exchnaged by CREATE_CHILD_SA
IPSEC_SPD_ENTRY *Spd;
EFI_IPSEC_SPD_SELECTOR *SpdSelector;
UINT16 ProtoId;
UINT16 RemotePort;
UINT16 LocalPort;
LIST_ENTRY ByIkeSa;
LIST_ENTRY ByDelete;
} IKEV2_CHILD_SA_SESSION;
typedef enum {
Ikev2InfoNotify,
Ikev2InfoDelete,
Ikev2InfoLiveCheck
} IKEV2_INFO_TYPE;
//
// This struct is used to pass the detail infromation to the InfoGenerator() for
// the response Information Exchange Message creatation.
//
typedef struct {
UINT32 MessageId;
IKEV2_INFO_TYPE InfoType;
} IKEV2_INFO_EXCHANGE_CONTEXT;
typedef struct {
UINTN DataSize;
UINT8 *Data;
} PRF_DATA_FRAGMENT;
typedef
IKE_PACKET *
(*IKEV2_PACKET_GENERATOR) (
IN UINT8 *SaSession,
IN VOID *Context
);
typedef
EFI_STATUS
(*IKEV2_PACKET_PARSER) (
IN UINT8 *SaSession,
IN IKE_PACKET *IkePacket
);
typedef struct {
IKEV2_PACKET_PARSER Parser;
IKEV2_PACKET_GENERATOR Generator;
} IKEV2_PACKET_HANDLER;
extern IKEV2_PACKET_HANDLER mIkev2Initial[][2];
extern IKEV2_PACKET_HANDLER mIkev2CreateChild;
extern IKEV2_PACKET_HANDLER mIkev2Info;
#endif
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