windows-nt/Source/XPSP1/NT/net/dhcp/client/inc/dhcpglobal.h

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2020-09-26 03:20:57 -05:00
#pragma once
//
// init.c will #include this file with GLOBAL_DATA_ALLOCATE defined.
// That will cause each of these variables to be allocated.
//
#ifdef GLOBAL_DATA_ALLOCATE
#define GLOBAL
#else
#define GLOBAL extern
#endif
//
// DHCP Global data.
//
extern BOOL DhcpGlobalServiceRunning; // initialized global.
GLOBAL LONG DhcpGlobalNdisWanAdaptersCount; // global count of Wan adaptersx
GLOBAL LPSTR DhcpGlobalHostName;
GLOBAL LPWSTR DhcpGlobalHostNameW;
GLOBAL LPSTR DhcpGlobalHostComment;
//
// NIC List.
//
GLOBAL LIST_ENTRY DhcpGlobalNICList;
GLOBAL LIST_ENTRY DhcpGlobalRenewList;
//
// Synchronization variables.
//
GLOBAL CRITICAL_SECTION DhcpGlobalRenewListCritSect;
GLOBAL CRITICAL_SECTION DhcpGlobalSetInterfaceCritSect;
GLOBAL CRITICAL_SECTION DhcpGlobalOptionsListCritSect;
GLOBAL HANDLE DhcpGlobalRecomputeTimerEvent;
// waitable timer
GLOBAL HANDLE DhcpGlobalWaitableTimerHandle;
//
// to display success message.
//
GLOBAL BOOL DhcpGlobalProtocolFailed;
//
// This varible tells if we are going to provide the DynDns api support to external clients
// and if we are going to use the corresponding DnsApi. The define below gives the default
// value.
//
GLOBAL DWORD UseMHAsyncDns;
#define DEFAULT_USEMHASYNCDNS 1
//
// This flag tells if we need to use inform or request packets
//
GLOBAL DWORD DhcpGlobalUseInformFlag;
#ifdef BOOTPERF
//
// This flag controls if pinging is disabled on the whole or not.
//
GLOBAL DWORD DhcpGlobalQuickBootEnabledFlag;
#endif
//
// This flag tells if pinging the g/w is disabled. (in this case the g/w is always NOT present)
//
GLOBAL DWORD DhcpGlobalDontPingGatewayFlag;
//
// The # of seconds before retrying according to AUTONET... default is EASYNET_ALLOCATION_RETRY
//
GLOBAL DWORD AutonetRetriesSeconds;
#define RAND_RETRY_DELAY_INTERVAL 30 // randomize +/- 30 SECONDS
#define RAND_RETRY_DELAY ((DWORD)(RAND_RETRY_DELAY_INTERVAL - ((rand()*2*RAND_RETRY_DELAY_INTERVAL)/RAND_MAX)))
//
// Not used on NT. Just here for memphis.
//
GLOBAL DWORD DhcpGlobalMachineType;
//
// Do we need to do a global refresh?
//
GLOBAL ULONG DhcpGlobalDoRefresh;
//
// (global check) autonet is enabled ?
//
GLOBAL ULONG DhcpGlobalAutonetEnabled;
//
// options related lists
//
GLOBAL LIST_ENTRY DhcpGlobalClassesList;
GLOBAL LIST_ENTRY DhcpGlobalOptionDefList;
//
// dhcpmsg.c.. list for doing parallel recv on..
//
GLOBAL LIST_ENTRY DhcpGlobalRecvFromList;
GLOBAL CRITICAL_SECTION DhcpGlobalRecvFromCritSect;
//
// need to for entering exiting external APIs..
//
GLOBAL CRITICAL_SECTION DhcpGlobalApiCritSect;
//
// the client vendor name ( "MSFT 5.0" or something like that )
//
GLOBAL LPSTR DhcpGlobalClientClassInfo;
//
// The following global keys are used to avoid re-opening each time
//
GLOBAL DHCPKEY DhcpGlobalParametersKey;
GLOBAL DHCPKEY DhcpGlobalTcpipParametersKey;
GLOBAL DHCPKEY DhcpGlobalClientOptionKey;
GLOBAL DHCPKEY DhcpGlobalServicesKey;
//
// debug variables.
//
#if DBG
GLOBAL DWORD DhcpGlobalDebugFlag;
GLOBAL HANDLE DhcpGlobalDebugFile;
GLOBAL CRITICAL_SECTION DhcpGlobalDebugFileCritSect;
#endif
GLOBAL DWORD DhcpGlobalClientPort, DhcpGlobalServerPort;