408 lines
9.8 KiB
C
408 lines
9.8 KiB
C
|
/*++
|
||
|
|
|
||
|
|
Copyright (c) 1994 Microsoft Corporation
|
||
|
|
|
||
|
|
Module Name:
|
||
|
|
|
||
|
|
dhcp.h
|
||
|
|
|
||
|
|
Abstract:
|
||
|
|
|
||
|
|
This module defines the DHCP server service definitions and structures.
|
||
|
|
|
||
|
|
Author:
|
||
|
|
|
||
|
|
Manny Weiser (mannyw) 11-Aug-1992
|
||
|
|
|
||
|
|
Revision History:
|
||
|
|
|
||
|
|
Madan Appiah (madana) 10-Oct-1993
|
||
|
|
|
||
|
|
--*/
|
||
|
|
|
||
|
|
#ifndef _DHCP_
|
||
|
|
#define _DHCP_
|
||
|
|
|
||
|
|
#define WS_VERSION_REQUIRED MAKEWORD( 1, 1)
|
||
|
|
|
||
|
|
//
|
||
|
|
// update dhcpapi.h also if you modify the following three typedefs.
|
||
|
|
//
|
||
|
|
|
||
|
|
typedef DWORD DHCP_IP_ADDRESS, *PDHCP_IP_ADDRESS, *LPDHCP_IP_ADDRESS;
|
||
|
|
typedef DWORD DHCP_OPTION_ID;
|
||
|
|
|
||
|
|
typedef struct _DATE_TIME {
|
||
|
|
DWORD dwLowDateTime;
|
||
|
|
DWORD dwHighDateTime;
|
||
|
|
} DATE_TIME, *LPDATE_TIME;
|
||
|
|
|
||
|
|
#define DHCP_DATE_TIME_ZERO_HIGH 0
|
||
|
|
#define DHCP_DATE_TIME_ZERO_LOW 0
|
||
|
|
|
||
|
|
#define DHCP_DATE_TIME_INFINIT_HIGH 0x7FFFFFFF
|
||
|
|
#define DHCP_DATE_TIME_INFINIT_LOW 0xFFFFFFFF
|
||
|
|
|
||
|
|
#define DOT_IP_ADDR_SIZE 16 // XXX.XXX.XXX.XXX + '\0'
|
||
|
|
#define NO_DHCP_IP_ADDRESS ((DHCP_IP_ADDRESS)-1)
|
||
|
|
#define DHCP_IP_KEY_LEN 32 //arbitary size.
|
||
|
|
|
||
|
|
#define INFINIT_TIME 0x7FFFFFFF // time_t is int
|
||
|
|
#define INFINIT_LEASE 0xFFFFFFFF // in secs. (unsigned int.)
|
||
|
|
#define MDHCP_SERVER_IP_ADDRESS 0x0100efef // 239.239.0.1
|
||
|
|
//
|
||
|
|
// hardware types.
|
||
|
|
//
|
||
|
|
#define HARDWARE_TYPE_NONE 0 // used for non-hardware type client id
|
||
|
|
#define HARDWARE_TYPE_10MB_EITHERNET 1
|
||
|
|
#define HARDWARE_TYPE_IEEE_802 6
|
||
|
|
#define HARDWARE_ARCNET 7
|
||
|
|
#define HARDWARE_PPP 8
|
||
|
|
|
||
|
|
//
|
||
|
|
// Client-server protoocol reserved ports
|
||
|
|
//
|
||
|
|
|
||
|
|
#define DHCP_CLIENT_PORT 68
|
||
|
|
#define DHCP_SERVR_PORT 67
|
||
|
|
|
||
|
|
//
|
||
|
|
// DHCP BROADCAST flag.
|
||
|
|
//
|
||
|
|
|
||
|
|
#define DHCP_BROADCAST 0x8000
|
||
|
|
#define DHCP_NO_BROADCAST 0x0000
|
||
|
|
|
||
|
|
// MDHCP flag
|
||
|
|
#define DHCP_MBIT 0x4000
|
||
|
|
#define IS_MDHCP_MESSAGE( _msg ) ( _I_ntohs((_msg)->Reserved) & DHCP_MBIT ? TRUE : FALSE )
|
||
|
|
#define MDHCP_MESSAGE( _msg ) ( (_msg)->Reserved |= htons(DHCP_MBIT) )
|
||
|
|
|
||
|
|
#define CLASSD_NET_ADDR(a) ( (a & 0xf0) == 0xe0)
|
||
|
|
#define CLASSD_HOST_ADDR(a) ((a & 0xf0000000) == 0xe0000000)
|
||
|
|
|
||
|
|
#define DHCP_MESSAGE_SIZE 576
|
||
|
|
#define DHCP_SEND_MESSAGE_SIZE 548
|
||
|
|
#define BOOTP_MESSAGE_SIZE 300 // the options field for bootp is 64 bytes.
|
||
|
|
|
||
|
|
//
|
||
|
|
// The amount of time to wait for a DHCP response after a request
|
||
|
|
// has been sent.
|
||
|
|
//
|
||
|
|
|
||
|
|
#if !DBG
|
||
|
|
#define WAIT_FOR_RESPONSE_TIME 5
|
||
|
|
#else
|
||
|
|
#define WAIT_FOR_RESPONSE_TIME 10
|
||
|
|
#endif
|
||
|
|
|
||
|
|
//
|
||
|
|
// DHCP Operations
|
||
|
|
//
|
||
|
|
|
||
|
|
#define BOOT_REQUEST 1
|
||
|
|
#define BOOT_REPLY 2
|
||
|
|
|
||
|
|
//
|
||
|
|
// DHCP Standard Options.
|
||
|
|
//
|
||
|
|
|
||
|
|
#define OPTION_PAD 0
|
||
|
|
#define OPTION_SUBNET_MASK 1
|
||
|
|
#define OPTION_TIME_OFFSET 2
|
||
|
|
#define OPTION_ROUTER_ADDRESS 3
|
||
|
|
#define OPTION_TIME_SERVERS 4
|
||
|
|
#define OPTION_IEN116_NAME_SERVERS 5
|
||
|
|
#define OPTION_DOMAIN_NAME_SERVERS 6
|
||
|
|
#define OPTION_LOG_SERVERS 7
|
||
|
|
#define OPTION_COOKIE_SERVERS 8
|
||
|
|
#define OPTION_LPR_SERVERS 9
|
||
|
|
#define OPTION_IMPRESS_SERVERS 10
|
||
|
|
#define OPTION_RLP_SERVERS 11
|
||
|
|
#define OPTION_HOST_NAME 12
|
||
|
|
#define OPTION_BOOT_FILE_SIZE 13
|
||
|
|
#define OPTION_MERIT_DUMP_FILE 14
|
||
|
|
#define OPTION_DOMAIN_NAME 15
|
||
|
|
#define OPTION_SWAP_SERVER 16
|
||
|
|
#define OPTION_ROOT_DISK 17
|
||
|
|
#define OPTION_EXTENSIONS_PATH 18
|
||
|
|
|
||
|
|
//
|
||
|
|
// IP layer parameters - per host
|
||
|
|
//
|
||
|
|
|
||
|
|
#define OPTION_BE_A_ROUTER 19
|
||
|
|
#define OPTION_NON_LOCAL_SOURCE_ROUTING 20
|
||
|
|
#define OPTION_POLICY_FILTER_FOR_NLSR 21
|
||
|
|
#define OPTION_MAX_REASSEMBLY_SIZE 22
|
||
|
|
#define OPTION_DEFAULT_TTL 23
|
||
|
|
#define OPTION_PMTU_AGING_TIMEOUT 24
|
||
|
|
#define OPTION_PMTU_PLATEAU_TABLE 25
|
||
|
|
|
||
|
|
//
|
||
|
|
// Link layer parameters - per interface.
|
||
|
|
//
|
||
|
|
|
||
|
|
#define OPTION_MTU 26
|
||
|
|
#define OPTION_ALL_SUBNETS_MTU 27
|
||
|
|
#define OPTION_BROADCAST_ADDRESS 28
|
||
|
|
#define OPTION_PERFORM_MASK_DISCOVERY 29
|
||
|
|
#define OPTION_BE_A_MASK_SUPPLIER 30
|
||
|
|
#define OPTION_PERFORM_ROUTER_DISCOVERY 31
|
||
|
|
#define OPTION_ROUTER_SOLICITATION_ADDR 32
|
||
|
|
#define OPTION_STATIC_ROUTES 33
|
||
|
|
#define OPTION_TRAILERS 34
|
||
|
|
#define OPTION_ARP_CACHE_TIMEOUT 35
|
||
|
|
#define OPTION_ETHERNET_ENCAPSULATION 36
|
||
|
|
|
||
|
|
//
|
||
|
|
// TCP Paramters - per host
|
||
|
|
//
|
||
|
|
|
||
|
|
#define OPTION_TTL 37
|
||
|
|
#define OPTION_KEEP_ALIVE_INTERVAL 38
|
||
|
|
#define OPTION_KEEP_ALIVE_DATA_SIZE 39
|
||
|
|
|
||
|
|
//
|
||
|
|
// Application Layer Parameters
|
||
|
|
//
|
||
|
|
|
||
|
|
#define OPTION_NETWORK_INFO_SERVICE_DOM 40
|
||
|
|
#define OPTION_NETWORK_INFO_SERVERS 41
|
||
|
|
#define OPTION_NETWORK_TIME_SERVERS 42
|
||
|
|
|
||
|
|
//
|
||
|
|
// Vender specific information option
|
||
|
|
//
|
||
|
|
|
||
|
|
#define OPTION_VENDOR_SPEC_INFO 43
|
||
|
|
|
||
|
|
//
|
||
|
|
// NetBIOS over TCP/IP Name server option
|
||
|
|
//
|
||
|
|
|
||
|
|
#define OPTION_NETBIOS_NAME_SERVER 44
|
||
|
|
#define OPTION_NETBIOS_DATAGRAM_SERVER 45
|
||
|
|
#define OPTION_NETBIOS_NODE_TYPE 46
|
||
|
|
#define OPTION_NETBIOS_SCOPE_OPTION 47
|
||
|
|
|
||
|
|
//
|
||
|
|
// X Window System Options.
|
||
|
|
//
|
||
|
|
|
||
|
|
#define OPTION_XWINDOW_FONT_SERVER 48
|
||
|
|
#define OPTION_XWINDOW_DISPLAY_MANAGER 49
|
||
|
|
|
||
|
|
//
|
||
|
|
// Other extensions
|
||
|
|
//
|
||
|
|
|
||
|
|
#define OPTION_REQUESTED_ADDRESS 50
|
||
|
|
#define OPTION_LEASE_TIME 51
|
||
|
|
#define OPTION_OK_TO_OVERLAY 52
|
||
|
|
#define OPTION_MESSAGE_TYPE 53
|
||
|
|
#define OPTION_SERVER_IDENTIFIER 54
|
||
|
|
#define OPTION_PARAMETER_REQUEST_LIST 55
|
||
|
|
#define OPTION_MESSAGE 56
|
||
|
|
#define OPTION_MESSAGE_LENGTH 57
|
||
|
|
#define OPTION_RENEWAL_TIME 58 // T1
|
||
|
|
#define OPTION_REBIND_TIME 59 // T2
|
||
|
|
#define OPTION_CLIENT_CLASS_INFO 60
|
||
|
|
#define OPTION_CLIENT_ID 61
|
||
|
|
|
||
|
|
#define OPTION_TFTP_SERVER_NAME 66
|
||
|
|
#define OPTION_BOOTFILE_NAME 67
|
||
|
|
|
||
|
|
//
|
||
|
|
// user class id
|
||
|
|
//
|
||
|
|
#define OPTION_USER_CLASS 77
|
||
|
|
|
||
|
|
//
|
||
|
|
// Dynamic DNS Stuff. Tells if we should do both A+PTR updates?
|
||
|
|
//
|
||
|
|
#define OPTION_DYNDNS_BOTH 81
|
||
|
|
|
||
|
|
// Multicast options.
|
||
|
|
#define OPTION_MCAST_SCOPE_ID 101
|
||
|
|
#define OPTION_MCAST_LEASE_START 102
|
||
|
|
#define OPTION_MCAST_TTL 103
|
||
|
|
#define OPTION_CLIENT_PORT 105
|
||
|
|
#define OPTION_MCAST_SCOPE_LIST 107
|
||
|
|
|
||
|
|
// special option to extend options
|
||
|
|
#define OPTION_LARGE_OPTION 127
|
||
|
|
|
||
|
|
#define OPTION_WPAD_URL 252
|
||
|
|
|
||
|
|
#define OPTION_END 255
|
||
|
|
|
||
|
|
// default mcast_ttl value.
|
||
|
|
#define DEFAULT_MCAST_TTL 32
|
||
|
|
|
||
|
|
//
|
||
|
|
// Different option values for the DYNDNS_BOTH option ...
|
||
|
|
//
|
||
|
|
|
||
|
|
#define DYNDNS_REGISTER_AT_CLIENT 0 // Client will do both registrations
|
||
|
|
#define DYNDNS_REGISTER_AT_SERVER 1 // Server will do registrations
|
||
|
|
#define DYNDNS_DOWNLEVEL_CLIENT 3 // arbitraty # diff from above
|
||
|
|
|
||
|
|
//
|
||
|
|
// Microsoft-specific options
|
||
|
|
//
|
||
|
|
#define OPTION_MSFT_DSDOMAINNAME_REQ 94 // send me your DS Domain name
|
||
|
|
#define OPTION_MSFT_DSDOMAINNAME_RESP 95 // sending my DS Domain name
|
||
|
|
#define OPTION_MSFT_CONTINUED 250 // the previous option is being continued..
|
||
|
|
|
||
|
|
//
|
||
|
|
// DHCP Message types
|
||
|
|
//
|
||
|
|
|
||
|
|
#define DHCP_DISCOVER_MESSAGE 1
|
||
|
|
#define DHCP_OFFER_MESSAGE 2
|
||
|
|
#define DHCP_REQUEST_MESSAGE 3
|
||
|
|
#define DHCP_DECLINE_MESSAGE 4
|
||
|
|
#define DHCP_ACK_MESSAGE 5
|
||
|
|
#define DHCP_NACK_MESSAGE 6
|
||
|
|
#define DHCP_RELEASE_MESSAGE 7
|
||
|
|
#define DHCP_INFORM_MESSAGE 8
|
||
|
|
|
||
|
|
#define DHCP_MAGIC_COOKIE_BYTE1 99
|
||
|
|
#define DHCP_MAGIC_COOKIE_BYTE2 130
|
||
|
|
#define DHCP_MAGIC_COOKIE_BYTE3 83
|
||
|
|
#define DHCP_MAGIC_COOKIE_BYTE4 99
|
||
|
|
|
||
|
|
#define BOOT_FILE_SIZE 128
|
||
|
|
#define BOOT_SERVER_SIZE 64
|
||
|
|
#define BOOT_FILE_SIZE_W ( BOOT_FILE_SIZE * sizeof( WCHAR ))
|
||
|
|
#define BOOT_SERVER_SIZE_W ( BOOT_SERVER_SIZE * sizeof( WCHAR ))
|
||
|
|
|
||
|
|
//
|
||
|
|
// DHCP APP names - used to indentify to the eventlogger.
|
||
|
|
//
|
||
|
|
|
||
|
|
#define DHCP_EVENT_CLIENT TEXT("Dhcp")
|
||
|
|
#define DHCP_EVENT_SERVER TEXT("DhcpServer")
|
||
|
|
|
||
|
|
|
||
|
|
typedef struct _OPTION {
|
||
|
|
BYTE OptionType;
|
||
|
|
BYTE OptionLength;
|
||
|
|
BYTE OptionValue[1];
|
||
|
|
} OPTION, *POPTION, *LPOPTION;
|
||
|
|
|
||
|
|
//
|
||
|
|
// A DHCP message buffer
|
||
|
|
//
|
||
|
|
|
||
|
|
|
||
|
|
#pragma pack(1) /* Assume byte packing */
|
||
|
|
typedef struct _DHCP_MESSAGE {
|
||
|
|
BYTE Operation;
|
||
|
|
BYTE HardwareAddressType;
|
||
|
|
BYTE HardwareAddressLength;
|
||
|
|
BYTE HopCount;
|
||
|
|
DWORD TransactionID;
|
||
|
|
WORD SecondsSinceBoot;
|
||
|
|
WORD Reserved;
|
||
|
|
DHCP_IP_ADDRESS ClientIpAddress;
|
||
|
|
DHCP_IP_ADDRESS YourIpAddress;
|
||
|
|
DHCP_IP_ADDRESS BootstrapServerAddress;
|
||
|
|
DHCP_IP_ADDRESS RelayAgentIpAddress;
|
||
|
|
BYTE HardwareAddress[16];
|
||
|
|
BYTE HostName[ BOOT_SERVER_SIZE ];
|
||
|
|
BYTE BootFileName[BOOT_FILE_SIZE];
|
||
|
|
OPTION Option;
|
||
|
|
} DHCP_MESSAGE, *PDHCP_MESSAGE, *LPDHCP_MESSAGE;
|
||
|
|
#pragma pack()
|
||
|
|
|
||
|
|
#define DHCP_MESSAGE_FIXED_PART_SIZE \
|
||
|
|
(sizeof(DHCP_MESSAGE) - sizeof(OPTION))
|
||
|
|
|
||
|
|
#define DHCP_MIN_SEND_RECV_PK_SIZE \
|
||
|
|
(DHCP_MESSAGE_FIXED_PART_SIZE + 64)
|
||
|
|
|
||
|
|
//
|
||
|
|
// JET - DHCP database constants.
|
||
|
|
//
|
||
|
|
|
||
|
|
#define DB_TABLE_SIZE 10 // table size in 4K pages.
|
||
|
|
#define DB_TABLE_DENSITY 80 // page density
|
||
|
|
#define DB_LANGID 0x0409 // language id
|
||
|
|
#define DB_CP 1252 // code page
|
||
|
|
|
||
|
|
#if DBG
|
||
|
|
|
||
|
|
//
|
||
|
|
// debug functions.
|
||
|
|
//
|
||
|
|
|
||
|
|
#ifdef CHICAGO // No Tracing available on CHICAGO
|
||
|
|
#define DhcpPrintTrace
|
||
|
|
#endif
|
||
|
|
|
||
|
|
//#define IF_DEBUG(flag) if (DhcpGlobalDebugFlag & (DEBUG_ ## flag))
|
||
|
|
#define DhcpPrint(_x_) DEBUG_PRINT(UTIL,INFO,_x_)
|
||
|
|
#define Trace DhcpPrintTrace
|
||
|
|
|
||
|
|
#ifndef CHICAGO
|
||
|
|
VOID
|
||
|
|
DhcpPrintTrace(
|
||
|
|
IN LPSTR Format,
|
||
|
|
...
|
||
|
|
);
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#if DBG
|
||
|
|
|
||
|
|
/*
|
||
|
|
VOID
|
||
|
|
//extern "C"
|
||
|
|
DhcpPrintRoutine(
|
||
|
|
IN DWORD DebugFlag,
|
||
|
|
IN LPSTR Format,
|
||
|
|
...
|
||
|
|
)
|
||
|
|
{
|
||
|
|
|
||
|
|
#define MAX_PRINTF_LEN 1024 // Arbitrary.
|
||
|
|
|
||
|
|
va_list arglist;
|
||
|
|
char OutputBuffer[MAX_PRINTF_LEN];
|
||
|
|
ULONG length = 0;
|
||
|
|
|
||
|
|
//
|
||
|
|
// Put a the information requested by the caller onto the line
|
||
|
|
//
|
||
|
|
|
||
|
|
va_start(arglist, Format);
|
||
|
|
length += (ULONG) vsprintf(&OutputBuffer[length], Format, arglist);
|
||
|
|
va_end(arglist);
|
||
|
|
|
||
|
|
//DhcpAssert(length <= MAX_PRINTF_LEN);
|
||
|
|
|
||
|
|
//
|
||
|
|
// Output to the debug terminal,
|
||
|
|
//
|
||
|
|
|
||
|
|
printf( "%s", OutputBuffer);
|
||
|
|
}
|
||
|
|
*/
|
||
|
|
#endif // DBG
|
||
|
|
|
||
|
|
|
||
|
|
#else
|
||
|
|
|
||
|
|
//#define IF_DEBUG(flag) if (FALSE)
|
||
|
|
#define DhcpPrint(_x_)
|
||
|
|
#define Trace (void)
|
||
|
|
|
||
|
|
#endif // DBG
|
||
|
|
|
||
|
|
#define OpenDriver DhcpOpenDriver
|
||
|
|
|
||
|
|
#endif // _DHCP_
|
||
|
|
|