You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
570 lines
18 KiB
570 lines
18 KiB
/*++
|
|
|
|
Copyright (c) 1994 Microsoft Corporation
|
|
|
|
Module Name:
|
|
|
|
dhcpdef.h
|
|
|
|
Abstract:
|
|
|
|
This module contains data type definitions for the DHCP client.
|
|
|
|
Author:
|
|
|
|
Madan Appiah (madana) 31-Oct-1993
|
|
|
|
Environment:
|
|
|
|
User Mode - Win32
|
|
|
|
Revision History:
|
|
|
|
--*/
|
|
|
|
#ifndef _DHCPDEF_
|
|
#define _DHCPDEF_
|
|
|
|
//
|
|
// the registry key is of different type between NT and Memphis.
|
|
//
|
|
#ifdef VXD
|
|
typedef VMMHKEY DHCPKEY;
|
|
#else // NT
|
|
typedef HKEY DHCPKEY;
|
|
#endif
|
|
|
|
|
|
//
|
|
// The amount of time to wait for a retry if we have no IP address
|
|
//
|
|
|
|
#define ADDRESS_ALLOCATION_RETRY 300 // 5 minutes
|
|
#define EASYNET_ALLOCATION_RETRY 300 // 5 minutes
|
|
|
|
//
|
|
// The amount of time to wait for a retry if we have an IP address,
|
|
// but the renewal on startup failed.
|
|
//
|
|
|
|
#if !DBG
|
|
#define RENEWAL_RETRY 600 // 10 minutes
|
|
#else
|
|
#define RENEWAL_RETRY 60 // 1 minute
|
|
#endif
|
|
|
|
//
|
|
// The number of times to send a request before giving up waiting
|
|
// for a response.
|
|
//
|
|
|
|
#define DHCP_MAX_RETRIES 4
|
|
#define DHCP_ACCEPT_RETRIES 2
|
|
#define DHCP_MAX_RENEW_RETRIES 3
|
|
|
|
|
|
//
|
|
// amount of time required between consequtive send_informs..
|
|
//
|
|
|
|
#define DHCP_DEFAULT_INFORM_SEPARATION_INTERVAL 60 // one minute
|
|
|
|
//
|
|
// amount of time to wait after an address conflict is detected
|
|
//
|
|
|
|
#define ADDRESS_CONFLICT_RETRY 10 // 10 seconds
|
|
|
|
//
|
|
//
|
|
// Expoenential backoff delay.
|
|
//
|
|
|
|
#define DHCP_EXPO_DELAY 4
|
|
|
|
//
|
|
// The maximum total amount of time to spend trying to obtain an
|
|
// initial address.
|
|
//
|
|
// This delay is computed as below:
|
|
//
|
|
// DHCP_MAX_RETRIES - n
|
|
// DHCP_EXPO_DELAY - m
|
|
// WAIT_FOR_RESPONSE_TIME - w
|
|
// MAX_STARTUP_DELAY - t
|
|
//
|
|
// Binary Exponential backup Algorithm.
|
|
//
|
|
// t > m * (n*(n+1)/2) + n + w*n
|
|
// ------------------- ---
|
|
// random wait + response wait
|
|
//
|
|
|
|
#define MAX_STARTUP_DELAY \
|
|
DHCP_EXPO_DELAY * \
|
|
(( DHCP_MAX_RETRIES * (DHCP_MAX_RETRIES + 1)) / 2) + \
|
|
DHCP_MAX_RETRIES + DHCP_MAX_RETRIES * WAIT_FOR_RESPONSE_TIME
|
|
|
|
#define MAX_RENEW_DELAY \
|
|
DHCP_EXPO_DELAY * \
|
|
(( DHCP_MAX_RENEW_RETRIES * (DHCP_MAX_RENEW_RETRIES + 1)) / 2) + \
|
|
DHCP_MAX_RENEW_RETRIES + DHCP_MAX_RENEW_RETRIES * \
|
|
WAIT_FOR_RESPONSE_TIME
|
|
|
|
//
|
|
// The maximum amount of time to wait between renewal retries, if the
|
|
// lease period is between T1 and T2.
|
|
//
|
|
|
|
#define MAX_RETRY_TIME 3600 // 1 hour
|
|
|
|
//
|
|
// Minimum time to sleep between retries.
|
|
//
|
|
|
|
#if DBG
|
|
#define MIN_SLEEP_TIME 1 // 1 sec.
|
|
#else
|
|
#define MIN_SLEEP_TIME 5 // 5 sec.
|
|
#endif
|
|
|
|
//
|
|
// Minimum lease time.
|
|
//
|
|
|
|
#define DHCP_MINIMUM_LEASE 60*60 // 1 hours.
|
|
|
|
#define DHCP_DNS_TTL 0 // let the DNS api decide..
|
|
|
|
|
|
//
|
|
// IP Autoconfiguration defaults
|
|
//
|
|
|
|
#define DHCP_IPAUTOCONFIGURATION_DEFAULT_SUBNET "169.254.0.0"
|
|
#define DHCP_IPAUTOCONFIGURATION_DEFAULT_MASK "255.255.0.0"
|
|
|
|
// define the reserved range of autonet addresses..
|
|
|
|
#define DHCP_RESERVED_AUTOCFG_SUBNET "169.254.255.0"
|
|
#define DHCP_RESERVED_AUTOCFG_MASK "255.255.255.0"
|
|
|
|
// will dhcp pick any reserved autonet addr? NO!
|
|
#define DHCP_RESERVED_AUTOCFG_FLAG (1)
|
|
|
|
// self default route (0,0,<self>) will have a metric of (3)
|
|
#define DHCP_SELF_DEFAULT_METRIC (3)
|
|
|
|
//
|
|
// General purpose macros
|
|
//
|
|
|
|
#define MIN(a,b) ((a) < (b) ? (a) : (b))
|
|
#define MAX(a,b) ((a) > (b) ? (a) : (b))
|
|
|
|
#if DBG
|
|
#define STATIC
|
|
#else
|
|
#define STATIC static
|
|
#endif
|
|
|
|
#define LOCK_RENEW_LIST() EnterCriticalSection(&DhcpGlobalRenewListCritSect)
|
|
#define UNLOCK_RENEW_LIST() LeaveCriticalSection(&DhcpGlobalRenewListCritSect)
|
|
|
|
#define LOCK_INTERFACE() EnterCriticalSection(&DhcpGlobalSetInterfaceCritSect)
|
|
#define UNLOCK_INTERFACE() LeaveCriticalSection(&DhcpGlobalSetInterfaceCritSect)
|
|
|
|
#define LOCK_OPTIONS_LIST() EnterCriticalSection(&DhcpGlobalOptionsListCritSect)
|
|
#define UNLOCK_OPTIONS_LIST() LeaveCriticalSection(&DhcpGlobalOptionsListCritSect)
|
|
|
|
#define ZERO_TIME 0x0 // in secs.
|
|
|
|
//
|
|
// length of the time string returned by ctime.
|
|
// actually it is 26.
|
|
//
|
|
|
|
#define TIME_STRING_LEN 32
|
|
|
|
//
|
|
// String size when a long converted to printable string.
|
|
// 2^32 = 4294967295 (10 digits) + termination char.
|
|
//
|
|
|
|
#define LONG_STRING_SIZE 12
|
|
|
|
//
|
|
// A renewal function.
|
|
//
|
|
|
|
typedef
|
|
DWORD
|
|
(*PRENEWAL_FUNCTION) (
|
|
IN PVOID Context,
|
|
LPDWORD Sleep
|
|
);
|
|
|
|
//
|
|
// DHCP Client-Identifier (option 61)
|
|
//
|
|
typedef struct _DHCP_CLIENT_IDENTIFIER
|
|
{
|
|
BYTE *pbID;
|
|
DWORD cbID;
|
|
BYTE bType;
|
|
BOOL fSpecified;
|
|
} DHCP_CLIENT_IDENTIFIER;
|
|
|
|
|
|
//
|
|
// state information for IP autoconfiguration
|
|
//
|
|
|
|
typedef struct _DHCP_IPAUTOCONFIGURATION_CONTEXT
|
|
{
|
|
DHCP_IP_ADDRESS Address;
|
|
DHCP_IP_ADDRESS Subnet;
|
|
DHCP_IP_ADDRESS Mask;
|
|
DWORD Seed;
|
|
} DHCP_IPAUTOCONFIGURATION_CONTEXT;
|
|
|
|
//
|
|
// A DHCP context block. One block is maintained per NIC (network
|
|
// interface Card).
|
|
//
|
|
|
|
typedef struct _DHCP_CONTEXT {
|
|
|
|
// list of adapters.
|
|
LIST_ENTRY NicListEntry;
|
|
|
|
// to place in renewal list.
|
|
LIST_ENTRY RenewalListEntry;
|
|
|
|
// Ref count
|
|
LONG RefCount;
|
|
|
|
// failed to renew because of lack of resources?
|
|
BOOL bFailedRenewal;
|
|
|
|
// hardware type.
|
|
BYTE HardwareAddressType;
|
|
// HW address, just follows this context structure.
|
|
LPBYTE HardwareAddress;
|
|
// Length of HW address.
|
|
DWORD HardwareAddressLength;
|
|
|
|
// Selected IpAddress, NetworkOrder.
|
|
DHCP_IP_ADDRESS IpAddress;
|
|
// Selected subnet mask. NetworkOrder.
|
|
DHCP_IP_ADDRESS SubnetMask;
|
|
// Selected DHCP server address. Network Order.
|
|
DHCP_IP_ADDRESS DhcpServerAddress;
|
|
// Desired IpAddress the client request in next discover.
|
|
DHCP_IP_ADDRESS DesiredIpAddress;
|
|
// The ip address that was used just before losing this..
|
|
DHCP_IP_ADDRESS NackedIpAddress;
|
|
// The ip address that just resulted in address conflict
|
|
DHCP_IP_ADDRESS ConflictAddress;
|
|
// The old metric for the default gateway. We receive it
|
|
// through OPTION_MSFT_VENDOR_METRIC_BASE
|
|
LONG OldDhcpMetricBase;
|
|
// current domain name for this adapter.
|
|
BYTE DomainName[260];
|
|
|
|
// IP Autoconfiguration state
|
|
DHCP_IPAUTOCONFIGURATION_CONTEXT IPAutoconfigurationContext;
|
|
|
|
DHCP_CLIENT_IDENTIFIER ClientIdentifier;
|
|
|
|
// Lease time in seconds.
|
|
DWORD Lease;
|
|
// Time the lease was obtained.
|
|
time_t LeaseObtained;
|
|
// Time the client should start renew its address.
|
|
time_t T1Time;
|
|
// Time the client should start broadcast to renew address.
|
|
time_t T2Time;
|
|
// Time the lease expires. The clinet should stop using the
|
|
// IpAddress.
|
|
// LeaseObtained < T1Time < T2Time < LeaseExpires
|
|
time_t LeaseExpires;
|
|
// when was the last time an inform was sent?
|
|
time_t LastInformSent;
|
|
// how many seconds between consecutive informs?
|
|
DWORD InformSeparationInterval;
|
|
// # of gateways and the currently plumbed gateways are stored here
|
|
DWORD nGateways;
|
|
DHCP_IP_ADDRESS *GatewayAddresses;
|
|
|
|
// # of static routes and the actual static routes are stored here
|
|
DWORD nStaticRoutes;
|
|
DHCP_IP_ADDRESS *StaticRouteAddresses;
|
|
|
|
// Time for next renewal state.
|
|
time_t RunTime;
|
|
|
|
// seconds passed since boot.
|
|
DWORD SecondsSinceBoot;
|
|
|
|
// should we ping the g/w or always assume g/w is NOT present?
|
|
BOOL DontPingGatewayFlag;
|
|
|
|
// can we use DHCP_INFORM packets or should we use DHCP_REQUEST instead?
|
|
BOOL UseInformFlag;
|
|
|
|
// Release on shutdown?
|
|
ULONG ReleaseOnShutdown;
|
|
|
|
// turn timers on off?
|
|
BOOL fTimersEnabled;
|
|
|
|
#ifdef BOOTPERF
|
|
// allow saving of quickboot information?
|
|
ULONG fQuickBootEnabled;
|
|
#endif BOOTPERF
|
|
|
|
// what to function at next renewal state.
|
|
PRENEWAL_FUNCTION RenewalFunction;
|
|
|
|
// A semaphore for synchronization to this structure
|
|
HANDLE RenewHandle;
|
|
|
|
// the list of options to send and the list of options received
|
|
LIST_ENTRY SendOptionsList;
|
|
LIST_ENTRY RecdOptionsList;
|
|
// the list of options defining the fallback configuration
|
|
LIST_ENTRY FbOptionsList;
|
|
|
|
// the opened key to the adapter info storage location
|
|
DHCPKEY AdapterInfoKey;
|
|
|
|
// the class this adapter belongs to
|
|
LPBYTE ClassId;
|
|
DWORD ClassIdLength;
|
|
|
|
// Message buffer to send and receive DHCP message.
|
|
union {
|
|
PDHCP_MESSAGE MessageBuffer;
|
|
PMADCAP_MESSAGE MadcapMessageBuffer;
|
|
};
|
|
|
|
// state information for this interface. see below for manifests
|
|
struct /* anonymous */ {
|
|
unsigned Plumbed : 1 ; // is this interface plumbed
|
|
unsigned ServerReached : 1 ; // Did we reach the server ever
|
|
unsigned AutonetEnabled: 1 ; // Autonet enabled?
|
|
unsigned HasBeenLooked : 1 ; // Has this context been looked at?
|
|
unsigned DhcpEnabled : 1 ; // Is this context dhcp enabled?
|
|
unsigned AutoMode : 1 ; // Currently in autonet mode?
|
|
unsigned MediaState : 2 ; // One of connected, disconnected, reconnected, unbound
|
|
unsigned MDhcp : 1 ; // Is this context created for Mdhcp?
|
|
unsigned PowerResumed : 1 ; // Was power just resumed on this interface?
|
|
unsigned Fallback : 1 ; // Is fallback configuration available?
|
|
unsigned ApiContext : 1 ; // Is this context created by an API call?
|
|
unsigned UniDirectional: 1 ; // Is this context created for a unidirectional adapter?
|
|
} State;
|
|
|
|
//
|
|
// The following 2 fields are for the cancellation mechanism.
|
|
//
|
|
DWORD NumberOfWaitingThreads;
|
|
WSAEVENT CancelEvent;
|
|
|
|
// machine specific information
|
|
PVOID LocalInformation;
|
|
} DHCP_CONTEXT, *PDHCP_CONTEXT;
|
|
|
|
#define ADDRESS_PLUMBED(Ctxt) ((Ctxt)->State.Plumbed = 1)
|
|
#define ADDRESS_UNPLUMBED(Ctxt) ((Ctxt)->State.Plumbed = 0)
|
|
#define IS_ADDRESS_PLUMBED(Ctxt) ((Ctxt)->State.Plumbed)
|
|
#define IS_ADDRESS_UNPLUMBED(Ctxt) (!(Ctxt)->State.Plumbed)
|
|
|
|
#define SERVER_REACHED(Ctxt) ((Ctxt)->State.ServerReached = 1)
|
|
#define SERVER_UNREACHED(Ctxt) ((Ctxt)->State.ServerReached = 0)
|
|
#define IS_SERVER_REACHABLE(Ctxt) ((Ctxt)->State.ServerReached)
|
|
#define IS_SERVER_UNREACHABLE(Ctxt) (!(Ctxt)->State.ServerReached)
|
|
|
|
#define AUTONET_ENABLED(Ctxt) ((Ctxt)->State.AutonetEnabled = 1)
|
|
#define AUTONET_DISABLED(Ctxt) ((Ctxt)->State.AutonetEnabled = 0)
|
|
#define IS_AUTONET_ENABLED(Ctxt) ((Ctxt)->State.AutonetEnabled)
|
|
#define IS_AUTONET_DISABLED(Ctxt) (!(Ctxt)->State.AutonetEnabled)
|
|
|
|
#define CTXT_WAS_LOOKED(Ctxt) ((Ctxt)->State.HasBeenLooked = 1)
|
|
#define CTXT_WAS_NOT_LOOKED(Ctxt) ((Ctxt)->State.HasBeenLooked = 0)
|
|
#define WAS_CTXT_LOOKED(Ctxt) ((Ctxt)->State.HasBeenLooked)
|
|
#define WAS_CTXT_NOT_LOOKED(Ctxt) (!(Ctxt)->State.HasBeenLooked)
|
|
|
|
#define DHCP_ENABLED(Ctxt) ((Ctxt)->State.DhcpEnabled = 1)
|
|
#define DHCP_DISABLED(Ctxt) ((Ctxt)->State.DhcpEnabled = 0)
|
|
#define IS_DHCP_ENABLED(Ctxt) ((Ctxt)->State.DhcpEnabled )
|
|
#define IS_DHCP_DISABLED(Ctxt) (!(Ctxt)->State.DhcpEnabled )
|
|
|
|
#define FALLBACK_ENABLED(Ctxt) ((Ctxt)->State.Fallback = 1)
|
|
#define FALLBACK_DISABLED(Ctxt) ((Ctxt)->State.Fallback = 0)
|
|
#define IS_FALLBACK_ENABLED(Ctxt) ((Ctxt)->State.Fallback)
|
|
#define IS_FALLBACK_DISABLED(Ctxt) (!(Ctxt)->State.Fallback)
|
|
|
|
#define APICTXT_ENABLED(Ctxt) ((Ctxt)->State.ApiContext = 1)
|
|
#define APICTXT_DISABLED(Ctxt) ((Ctxt)->State.ApiContext = 0)
|
|
#define IS_APICTXT_ENABLED(Ctxt) ((Ctxt)->State.ApiContext)
|
|
#define IS_APICTXT_DISABLED(Ctxt) (!(Ctxt)->State.ApiContext)
|
|
|
|
#define IS_UNIDIRECTIONAL(Ctxt) ((Ctxt)->State.UniDirectional)
|
|
|
|
//
|
|
// DNS resolver uses these without defines. So, don't change them.
|
|
//
|
|
#define ADDRESS_TYPE_AUTO 1
|
|
#define ADDRESS_TYPE_DHCP 0
|
|
|
|
#define ACQUIRED_DHCP_ADDRESS(Ctxt) ((Ctxt)->State.AutoMode = 0 )
|
|
#define ACQUIRED_AUTO_ADDRESS(Ctxt) ((Ctxt)->State.AutoMode = 1 )
|
|
#define IS_ADDRESS_DHCP(Ctxt) (!(Ctxt)->State.AutoMode)
|
|
#define IS_ADDRESS_AUTO(Ctxt) ((Ctxt)->State.AutoMode)
|
|
|
|
#define MEDIA_CONNECTED(Ctxt) ((Ctxt)->State.MediaState = 0)
|
|
#define MEDIA_RECONNECTED(Ctxt) ((Ctxt)->State.MediaState = 1)
|
|
#define MEDIA_DISCONNECTED(Ctxt) ((Ctxt)->State.MediaState = 2)
|
|
#define MEDIA_UNBOUND(Ctxt) ((Ctxt)->State.MediaState = 3)
|
|
#define IS_MEDIA_CONNECTED(Ctxt) ((Ctxt)->State.MediaState == 0)
|
|
#define IS_MEDIA_RECONNECTED(Ctxt) ((Ctxt)->State.MediaState == 1)
|
|
#define IS_MEDIA_DISCONNECTED(Ctxt) ((Ctxt)->State.MediaState == 2)
|
|
#define IS_MEDIA_UNBOUND(Ctxt) ((Ctxt)->State.MediaState == 3)
|
|
|
|
#define _INIT_STATE1(Ctxt) do{(Ctxt)->State.Plumbed = 0; (Ctxt)->State.AutonetEnabled=0;}while(0)
|
|
#define _INIT_STATE2(Ctxt) do{(Ctxt)->State.HasBeenLooked = 0; (Ctxt)->State.DhcpEnabled=1;}while(0)
|
|
#define _INIT_STATE3(Ctxt) do{(Ctxt)->State.AutoMode = 0; (Ctxt)->State.MediaState = 0;}while(0)
|
|
#define INIT_STATE(Ctxt) do{_INIT_STATE1(Ctxt);_INIT_STATE2(Ctxt);_INIT_STATE3(Ctxt);}while(0)
|
|
|
|
#define MDHCP_CTX(Ctxt) ((Ctxt)->State.MDhcp = 1)
|
|
#define NONMDHCP_CTX(Ctxt) ((Ctxt)->State.MDhcp = 0)
|
|
#define IS_MDHCP_CTX(Ctxt) ((Ctxt)->State.MDhcp )
|
|
#define SET_MDHCP_STATE( Ctxt ) { \
|
|
ADDRESS_PLUMBED( Ctxt ), MDHCP_CTX( Ctxt ); \
|
|
}
|
|
|
|
#define POWER_RESUMED(Ctxt) ((Ctxt)->State.PowerResumed = 1)
|
|
#define POWER_NOT_RESUMED(Ctxt) ((Ctxt)->State.PowerResumed = 0)
|
|
#define IS_POWER_RESUMED(Ctxt) ((Ctxt)->State.PowerResumed )
|
|
|
|
|
|
LPSTR _inline // the string'ed version of state (same as Buffer)
|
|
ConvertStateToString( // convert from bits to string
|
|
IN PDHCP_CONTEXT Ctxt, // The context to print state for
|
|
IN LPBYTE Buffer // The input buffer to write state into
|
|
) {
|
|
strcpy(Buffer, IS_DHCP_ENABLED(Ctxt)?"DhcpEnabled ":"DhcpDisabled ");
|
|
strcat(Buffer, IS_AUTONET_ENABLED(Ctxt)?"AutonetEnabled ":"AutonetDisabled ");
|
|
strcat(Buffer, IS_ADDRESS_DHCP(Ctxt)?"DhcpMode ":"AutoMode ");
|
|
strcat(Buffer, IS_ADDRESS_PLUMBED(Ctxt)?"Plumbed ":"UnPlumbed ");
|
|
strcat(Buffer, IS_SERVER_REACHABLE(Ctxt)?"(server-present) ":"(server-absent) ");
|
|
strcat(Buffer, WAS_CTXT_LOOKED(Ctxt)? "(seen) ":"(not-seen) ");
|
|
|
|
if(IS_MEDIA_CONNECTED(Ctxt) ) strcat(Buffer, "MediaConnected\n");
|
|
else if(IS_MEDIA_RECONNECTED(Ctxt)) strcat(Buffer, "MediaReConnected\n");
|
|
else if(IS_MEDIA_DISCONNECTED(Ctxt)) strcat(Buffer, "MediaDisConnected\n");
|
|
else strcat(Buffer, "MediaUnknownState\n");
|
|
|
|
strcat(Buffer, IS_MDHCP_CTX(Ctxt)? "(MDhcp) ":"");
|
|
strcat(Buffer, IS_POWER_RESUMED(Ctxt)? "Pwr Resumed ":"");
|
|
|
|
return Buffer;
|
|
}
|
|
|
|
//
|
|
// Release on shutdown values..
|
|
//
|
|
#define RELEASE_ON_SHUTDOWN_OBEY_DHCP_SERVER 2
|
|
#define RELEASE_ON_SHUTDOWN_ALWAYS 1
|
|
#define RELEASE_ON_SHUTDOWN_NEVER 0
|
|
|
|
//
|
|
// The types of machines.. laptop would have aggressive EASYNET behaviour.
|
|
//
|
|
|
|
#define MACHINE_NONE 0
|
|
#define MACHINE_LAPTOP 1
|
|
|
|
//
|
|
// Here is the set of options understood by the client
|
|
//
|
|
typedef struct _DHCP_FULL_OPTIONS {
|
|
BYTE UNALIGNED* MessageType; // What kind of message is this?
|
|
|
|
BYTE UNALIGNED* AutoconfOption;
|
|
|
|
// Basic IP Parameters
|
|
|
|
DHCP_IP_ADDRESS UNALIGNED* SubnetMask;
|
|
DHCP_IP_ADDRESS UNALIGNED* LeaseTime;
|
|
DHCP_IP_ADDRESS UNALIGNED* T1Time;
|
|
DHCP_IP_ADDRESS UNALIGNED* T2Time;
|
|
DHCP_IP_ADDRESS UNALIGNED* GatewayAddresses;
|
|
DWORD nGateways;
|
|
DHCP_IP_ADDRESS UNALIGNED* ClassedRouteAddresses;
|
|
DWORD nClassedRoutes;
|
|
|
|
BYTE UNALIGNED* ClasslessRouteAddresses;
|
|
DWORD nClasslessRoutes;
|
|
|
|
DHCP_IP_ADDRESS UNALIGNED* ServerIdentifier;
|
|
|
|
// DNS parameters
|
|
|
|
BYTE UNALIGNED* DnsFlags;
|
|
BYTE UNALIGNED* DnsRcode1;
|
|
BYTE UNALIGNED* DnsRcode2;
|
|
BYTE UNALIGNED* DomainName;
|
|
DWORD DomainNameSize;
|
|
DHCP_IP_ADDRESS UNALIGNED* DnsServerList;
|
|
DWORD nDnsServers;
|
|
|
|
// Server message is something that the server may inform us of
|
|
|
|
BYTE UNALIGNED* ServerMessage;
|
|
DWORD ServerMessageLength;
|
|
|
|
} DHCP_FULL_OPTIONS, *PDHCP_FULL_OPTIONS, *LPDHCP_FULL_OPTIONS;
|
|
|
|
typedef DHCP_FULL_OPTIONS DHCP_OPTIONS, *PDHCP_OPTIONS;
|
|
|
|
typedef struct _MADCAP_OPTIONS {
|
|
DWORD UNALIGNED* LeaseTime;
|
|
DWORD UNALIGNED* Time;
|
|
DWORD UNALIGNED* RetryTime;
|
|
DHCP_IP_ADDRESS UNALIGNED* ServerIdentifier;
|
|
BYTE * ClientGuid;
|
|
WORD ClientGuidLength;
|
|
BYTE * MScopeList;
|
|
WORD MScopeListLength;
|
|
DWORD UNALIGNED* MCastLeaseStartTime;
|
|
BYTE * AddrRangeList;
|
|
WORD AddrRangeListSize;
|
|
DWORD UNALIGNED* McastScope;
|
|
DWORD UNALIGNED* Error;
|
|
} MADCAP_OPTIONS, *PMADCAP_OPTIONS, *LPMADCAP_OPTIONS;
|
|
|
|
//
|
|
// structure for a list of messages
|
|
//
|
|
|
|
typedef struct _MSG_LIST {
|
|
LIST_ENTRY MessageListEntry;
|
|
DWORD ServerIdentifier;
|
|
DWORD MessageSize;
|
|
DWORD LeaseExpirationTime;
|
|
DHCP_MESSAGE Message;
|
|
} MSGLIST, *PMSGLIST, *LPMSGLIST;
|
|
|
|
//
|
|
// structure for IP/Subnet pair
|
|
//
|
|
typedef struct {
|
|
DHCP_IP_ADDRESS IpAddress;
|
|
DHCP_IP_ADDRESS SubnetMask;
|
|
} IP_SUBNET, *PIP_SUBNET;
|
|
|
|
#endif // _DHCPDEF_
|
|
|
|
|