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