101 lines
2.4 KiB
C
101 lines
2.4 KiB
C
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//////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) Microsoft Corporation. All rights reserved.
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#pragma once
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#include "hashtab.h"
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#include "socksr.h"
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#define DHCP_SERVER_PORT 67
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#define DHCP_CLIENT_PORT 68
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#define PXE_SERVER_PORT 4011
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//////////////////////////////////////////////////////////////////////////////
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//
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class CDhcp;
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class CDhcpNode;
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class IDhcpSink
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{
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public:
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virtual VOID OnDhcpMessage(UINT32 nAddr, PCSTR pszMessage, ...) = 0;
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virtual VOID OnDhcpSocketError(INT nErr) = 0;
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virtual VOID OnDhcpOffer(UINT32 nAddr, UINT64 idMac) = 0;
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virtual VOID OnDhcpAck(UINT32 nAddr, UINT64 idMac) = 0;
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};
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class CDhcpNode
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{
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public:
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friend class CDhcpNode;
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CDhcpNode();
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public:
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BOOL Enabled;
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CHAR Name[64];
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UINT64 idMac;
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UINT32 iaLast; // Last known good addr.
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UINT32 iaAssigned; // Addr we want to assign.
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};
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class CDhcpState
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{
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public:
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friend class CDhcp;
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CDhcpState();
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~CDhcpState();
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VOID Configure(IDhcpSink *pSink, INT argc, PCHAR *argv);
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public:
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CDhcpNode *FindMacEntry(UINT64 idMac);
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protected:
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VOID CheckMacFlags(CDhcpNode *pMap);
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BOOL ReadMacEntries(PCSTR pszFile);
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BOOL AddMacEntry(PCSTR psz);
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BOOL IsPxeDhcpPacket(PBYTE pbPacket, UINT32 cbPacket);
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protected:
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CHAR m_szBootFile[MAX_PATH];
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CHAR m_szCommand[MAX_PATH];
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BOOL m_fQuiet;
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CHashTable64<CDhcpNode*> m_MacsById;
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IDhcpSink *m_pSink;
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};
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class CDhcp : public CSocketSink
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{
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public:
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CDhcp(CDhcp *pNext);
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~CDhcp();
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VOID Configure(UINT32 nAddr, UINT32 nMask, UINT32 nGate,
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CDhcpState *pState, IDhcpSink *pSink, UINT16 nPort);
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VOID OnSocketRecv(UINT dwError,
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UINT32 nAddr, UINT16 nPort, PBYTE pbData, UINT cbData);
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VOID OnNetworkChange(UINT32 nAddr, UINT32 nMask, UINT32 nGate);
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VOID OnNetworkDelete(UINT32 nAddr, CDhcp **ppNext);
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protected:
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UINT32 m_nAddr;
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UINT32 m_nMask;
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UINT32 m_nGate;
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UINT16 m_nPort;
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CDhcp *m_pNext;
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CDhcpState *m_pState;
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IDhcpSink *m_pSink;
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};
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//
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///////////////////////////////////////////////////////////////// End of File.
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