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/*****************************************************************************/
/** Microsoft Windows **/
/** Copyright (c) 1997-2000 Microsoft Corporation. All rights reserved. **/
/*****************************************************************************/
/*
dhcpp.h
DESCRIPTION:
private dhcp.h
*/
#ifndef _DHCPP_H_
#define _DHCPP_H_
//
// System include files.
//
#include <windows.h>
#include <types.h>
// DEBUG ZONES
#ifdef DEBUG
#define ZONE_INIT DEBUGZONE(0)
#define ZONE_TIMER DEBUGZONE(1)
#define ZONE_AUTOIP DEBUGZONE(2)
#define ZONE_UNUSED3 DEBUGZONE(3)
#define ZONE_RECV DEBUGZONE(4)
#define ZONE_SEND DEBUGZONE(5)
#define ZONE_UNUSED6 DEBUGZONE(6)
#define ZONE_UNUSED7 DEBUGZONE(7)
#define ZONE_UNUSED8 DEBUGZONE(8)
#define ZONE_BUFFER DEBUGZONE(9)
#define ZONE_INTERFACE DEBUGZONE(10)
#define ZONE_MISC DEBUGZONE(11)
#define ZONE_ALLOC DEBUGZONE(12)
#define ZONE_FUNCTION DEBUGZONE(13)
#define ZONE_WARN DEBUGZONE(14)
#define ZONE_ERROR DEBUGZONE(15)
#endif
#include <types.h>
#include <winsock.h>
#include <memory.h>
#include "ptype.h"
typedef unsigned char UCHAR, *PUCHAR;
typedef unsigned short USHORT, ushort;
typedef unsigned int uint;
typedef void *PVOID;
#define PUNICODE_STRING PWSTR
#include <string.h>
#include <stdarg.h>
#include "ndis.h"
#include <cxport.h>
#include "tdi.h"
#include <tdistat.h>
#include <tdipeg.h>
#include <ipexport.h>
#include <tdiinfo.h>
#include <tcpinfo.h>
#include "type.h"
#include "linklist.h"
#include "wsock.h"
#include "wstype.h"
#include "helper.h"//shouldbeincomm\inc
#include "netbios.h"
//
// Project include files.
//
#undef BEGIN_INIT_DATA
#undef END_INIT_DATA
//
// Local include files.
//
//#include "const.h"
typedef int STATUS;
#ifndef SUCCESS
#define SUCCESS 0
#endif
#ifndef net_short
#define net_short(x) ((((x)&0xff) << 8) | (((x)&0xff00) >> 8))
#define net_long(x) (((((ulong)(x))&0xffL)<<24) | \
((((ulong)(x))&0xff00L)<<8) | \
((((ulong)(x))&0xff0000L)>>8) | \
((((ulong)(x))&0xff000000L)>>24))
#endif // net_short
#ifdef MEMTRACKING
// Memory types for AddTrackedItem. Do a MAKELONG(AFDMEM_BUFFER,Info)
// for first user DWORD.
#define AFDMEM_BUFFER 0
#define AFDMEM_SOCKET 1
#define AFDMEM_QUEUE 2
#define AFDMEM_CONN 3
#define AFDMEM_ENDP 4
#define AFDMEM_TRACK 5
#define AFDMEM_ACCEPTC 6
#define AFDMEM_STACK 7
#define AFDMEM_STACKMAP 8
#endif
#define MAX_REG_STR 128
#define MAX_DHCP_REQ_OPTIONS 32
#define MAX_DOMAIN_NAME 51 // -1 b/c first byte is length
#define DHCP_SERVER_PORT 67
#define DHCP_CLIENT_PORT 68
//
// Registry configurable options (DhcpInfo->Flags)
//
#define DHCP_ENABLED_FL 0x0001
#define USER_OPTIONS_FL 0x0002
#define OPTION_CHANGE_FL 0x0004
#define SAVE_OPTIONS_FL 0x0008
#define NO_MAC_COMPARE_FL 0x0010
#define SEND_OPTIONS_FL 0x0020
#define AUTO_IP_ENABLED_FL 0x0040
//
// Operational state flags (DhcpInfo->SFlags)
//
#define DHCPSTATE_T1_EXPIRE 0x0001
#define DHCPSTATE_T2_EXPIRE 0x0002
#define DHCPSTATE_LEASE_EXPIRE 0x0004
#define DHCPSTATE_SAW_DHCP_SRV 0x0008 // There is a DHCP server on the net, don't autoconfigure the IP address
#define DHCPSTATE_AUTO_CFG_IP 0x0010 // IP address was auto configured.
#define DHCPSTATE_RELEASE_REQUEST 0x0020 // User has requested the lease be let go.
#define DHCPSTATE_DIALOGUE_BOX 0x0040
#define DHCPSTATE_DHCPNTE_SET 0x0080 // we have set the dhcpnte...
#define ETH_ADDR_LEN 6
//
// IP Autoconfiguration defaults
//
#define DHCP_IPAUTOCONFIGURATION_DEFAULT_SUBNET 0x0000FEA9 //"169.254.0.0"
#define DHCP_IPAUTOCONFIGURATION_DEFAULT_MASK 0x0000FFFF //"255.255.0.0"
#define DHPC_IPAUTOCONFIG_DEFAULT_INTERVAL 300 // 5 minutes in seconds
// define the reserved range of autonet addresses..
#define DHCP_RESERVED_AUTOCFG_SUBNET 0x00FFFEA9 //"169.254.255.0"
#define DHCP_RESERVED_AUTOCFG_MASK 0x00FFFFFF //"255.255.255.0"
#define ARP_RESPONSE_WAIT 5000 // ms to wait for ARP response indicating collision
#define TEN_M (10000000) // 10 million (to convert to seconds in a FILETIME)
#pragma warning(disable:4200) // nonstandard extensions warning
typedef struct DhcpInfo {
struct DhcpInfo *pNext;
LPSOCK_INFO Socket; // the socket handle
void *Nte;
unsigned NteContext;
ushort Flags; // configuration settings (*_*_FL defines)
uint SFlags; // operational state flags (DHCPSTATE_* defines)
char PhysAddr[ETH_ADDR_LEN];
uint IPAddr;
uint SubnetMask;
uint Gateway; // IP addr of the default gateway
uint DNS[2];
uint DhcpServer;
uint WinsServer[2]; // IP addrs of primary & ssecondary WINS servers
FILETIME LeaseObtained; // in 100 micro-secs
int T1; // these are in sec's
int T2;
int Lease; // total length of lease
uint cRetryDialogue;
uint cMaxRetry; // times to retry INIT phase
int InitDelay; // in ms
DEFINE_LOCK_STRUCTURE(Lock)
CTEFTimer Timer;
uchar ReqOptions[MAX_DHCP_REQ_OPTIONS];
uchar *pSendOptions;
int cSendOptions;
char aDomainName[MAX_DOMAIN_NAME+1];
uint AutoIPAddr;
uint AutoSubnet;
uint AutoMask;
uint AutoSeed;
uint AutoInterval; // Interval at which to check for a DHCP server
HANDLE ARPEvent;
uint ARPResult;
TCHAR Name[];
} DhcpInfo;
#pragma warning(default:4200) // nonstandard extensions warning
typedef int STATUS;
// dhcp.c
void mul64_32_64(const FILETIME *lpnum1, DWORD num2, LPFILETIME lpres);
void add64_32_64(const FILETIME *lpnum1, DWORD num2, LPFILETIME lpres);
void add64_64_64(const FILETIME *lpnum1, LPFILETIME lpnum2, LPFILETIME lpres);
void sub64_64_64(const FILETIME *lpnum1, LPFILETIME lpnum2, LPFILETIME lpres);
void div64_32_64(const FILETIME *lpdividend, DWORD divisor, LPFILETIME lpresult);
unsigned int GetXid(char * pMacAddr);
LPTSTR AddrToString(DWORD Addr, TCHAR *pString);
STATUS DhcpInitSock(DhcpInfo *pInfo, int SrcIP);
void TakeNetDown(DhcpInfo *pDhcp, BOOL fDiscardIPAddr, BOOL fRemoveAfdInterface);
BOOL SetDHCPNTE(DhcpInfo * pDhcp);
BOOL ClearDHCPNTE(DhcpInfo * pDhcp);
STATUS RequestDHCPAddr(PTSTR pAdapter, void *Nte, unsigned Context,
char *pAddr, unsigned cAddr);
BOOL ReleaseDHCPAddr(PTSTR pAdapter);
void DhcpWorkerThread();
HKEY OpenDHCPKey(DhcpInfo * pDhcp);
// autonet.c
STATUS AutoIP(DhcpInfo *pDhcp);
#include "globals.h"
#endif // dhcpp.h
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