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202 lines
3.8 KiB
202 lines
3.8 KiB
/*++
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Copyright (c) 1999, Microsoft Corporation
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Module Name:
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elprotocol.h
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Abstract:
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This module contains definitions and declarations related to EAPOL
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protocol
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Revision History:
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sachins, Apr 30 2000, Created
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--*/
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#ifndef _EAPOL_PROTOCOL_H_
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#define _EAPOL_PROTOCOL_H_
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//
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// EAPOL packet types
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//
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typedef enum _EAPOL_PACKET_TYPE
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{
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EAP_Packet = 0,
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EAPOL_Start,
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EAPOL_Logoff,
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EAPOL_Key
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} EAPOL_PACKET_TYPE;
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//
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// Structure: EAPOL_PACKET
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//
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typedef struct _EAPOL_PACKET
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{
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BYTE EthernetType[2];
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BYTE ProtocolVersion;
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BYTE PacketType;
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BYTE PacketBodyLength[2];
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BYTE PacketBody[1];
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} EAPOL_PACKET, *PEAPOL_PACKET;
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//
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// Structure: EAPOL_KEY_PACKET
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//
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typedef struct _EAPOL_KEY_DESCRIPTOR
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{
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BYTE DescriptorType;
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BYTE KeyLength[2];
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BYTE ReplayCounter[8];
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BYTE Key_IV[16];
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BYTE KeyIndex;
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BYTE KeySignature[16];
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BYTE Key[1];
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} EAPOL_KEY_DESC, *PEAPOL_KEY_DESC;
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//
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// Structure: EAPOL_KEY_MATERIAL
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//
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typedef struct _EAPOL_KEY_MATERIAL
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{
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BYTE KeyMaterialLength[2];
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BYTE KeyMaterial[1];
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} EAPOL_KEY_MATERIAL, *PEAPOL_KEY_MATERIAL;
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//
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// CONSTANTS
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//
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#define MAX_EAPOL_PACKET_TYPE EAPOL_Key
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#define EAPOL_KEY_DESC_RC4 1
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#define EAPOL_KEY_DESC_PER_STA 2
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#define MAX_KEY_DESC EAPOL_KEY_DESC_PER_STA
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#define KEY_IV_LENGTH 16
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#define RC4_PAD_LENGTH 256
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#define EAPOL_TRANSMIT_KEY_INTERVAL 5 // seconds
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//
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// FUNCTION DECLARATIONS
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//
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DWORD
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WINAPI
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ElProcessReceivedPacket (
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IN PVOID pvContext
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);
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DWORD
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FSMDisconnected (
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IN EAPOL_PCB *pPCB,
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IN EAPOL_PACKET *pEapolPkt
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);
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DWORD
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FSMLogoff (
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IN EAPOL_PCB *pPCB,
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IN EAPOL_PACKET *pEapolPkt
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);
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DWORD
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FSMConnecting (
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IN EAPOL_PCB *pPCB,
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IN EAPOL_PACKET *pEapolPkt
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);
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DWORD
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FSMAcquired (
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IN EAPOL_PCB *pPCB,
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IN EAPOL_PACKET *pEapolPkt
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);
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DWORD
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FSMAuthenticating (
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IN EAPOL_PCB *pPCB,
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IN EAPOL_PACKET *pEapolPkt
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);
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DWORD
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FSMHeld (
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IN EAPOL_PCB *pPCB,
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IN EAPOL_PACKET *pEapolPkt
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);
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DWORD
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FSMAuthenticated (
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IN EAPOL_PCB *pPCB,
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IN EAPOL_PACKET *pEapolPkt
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);
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DWORD
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FSMKeyReceive (
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IN EAPOL_PCB *pPCB,
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IN EAPOL_PACKET *pEapolPkt
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);
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DWORD
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ElKeyReceiveRC4 (
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IN EAPOL_PCB *pPCB,
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IN EAPOL_PACKET *pEapolPkt
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);
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DWORD
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ElKeyReceivePerSTA (
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IN EAPOL_PCB *pPCB,
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IN EAPOL_PACKET *pEapolPkt
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);
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VOID
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ElTimeoutCallbackRoutine (
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IN PVOID pvContext,
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IN BOOLEAN fTimerOfWaitFired
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);
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DWORD
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ElEapWork (
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IN EAPOL_PCB *pPCB,
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IN PPP_EAP_PACKET *pRecvPkt
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);
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DWORD
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ElExtractMPPESendRecvKeys (
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IN EAPOL_PCB *pPCB,
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IN RAS_AUTH_ATTRIBUTE *pUserAttributes,
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IN BYTE *pChallenge,
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IN BYTE *pResponse
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);
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DWORD
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ElProcessEapSuccess (
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IN EAPOL_PCB *pPCB,
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IN EAPOL_PACKET *pEapolPkt
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);
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DWORD
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ElProcessEapFail (
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IN EAPOL_PCB *pPCB,
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IN EAPOL_PACKET *pEapolPkt
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);
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DWORD
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ElSetEAPOLKeyReceivedTimer (
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IN EAPOL_PCB *pPCB
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);
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DWORD
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ElVerifyEAPOLKeyReceived (
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IN EAPOL_PCB *pPCB
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);
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#endif // _EAPOL_PROTOCOL_H_
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