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IPTypes.h：源码内容
							/*++
Copyright (c) Microsoft Corporation. All rights reserved.
Module Name:
    iptypes.h
--*/
#ifndef IP_TYPES_INCLUDED
#define IP_TYPES_INCLUDED
#if _MSC_VER > 1000
#pragma once
#endif
#ifdef __cplusplus
extern "C" {
#endif
#pragma warning(disable:4201)
#include <time.h>
// Definitions and structures used by getnetworkparams and getadaptersinfo apis
#define MAX_ADAPTER_DESCRIPTION_LENGTH  128 // arb.
#define MAX_ADAPTER_NAME_LENGTH         256 // arb.
#define MAX_ADAPTER_ADDRESS_LENGTH      8   // arb.
#define DEFAULT_MINIMUM_ENTITIES        32  // arb.
#define MAX_HOSTNAME_LEN                128 // arb.
#define MAX_DOMAIN_NAME_LEN             128 // arb.
#define MAX_SCOPE_ID_LEN                256 // arb.
//
// types
//
// Node Type
#define BROADCAST_NODETYPE              1
#define PEER_TO_PEER_NODETYPE           2
#define MIXED_NODETYPE                  4
#define HYBRID_NODETYPE                 8
//
// IP_ADDRESS_STRING - store an IP address as a dotted decimal string
//
typedef struct {
    char String[4 * 4];
} IP_ADDRESS_STRING, *PIP_ADDRESS_STRING, IP_MASK_STRING, *PIP_MASK_STRING;
//
// IP_ADDR_STRING - store an IP address with its corresponding subnet mask,
// both as dotted decimal strings
//
typedef struct _IP_ADDR_STRING {
    struct _IP_ADDR_STRING* Next;
    IP_ADDRESS_STRING IpAddress;
    IP_MASK_STRING IpMask;
    DWORD Context;
} IP_ADDR_STRING, *PIP_ADDR_STRING;
//
// ADAPTER_INFO - per-adapter information. All IP addresses are stored as
// strings
//
typedef struct _IP_ADAPTER_INFO {
    struct _IP_ADAPTER_INFO* Next;
    DWORD ComboIndex;
    char AdapterName[MAX_ADAPTER_NAME_LENGTH + 4];
    char Description[MAX_ADAPTER_DESCRIPTION_LENGTH + 4];
    UINT AddressLength;
    BYTE Address[MAX_ADAPTER_ADDRESS_LENGTH];
    DWORD Index;
    UINT Type;
    UINT DhcpEnabled;
    PIP_ADDR_STRING CurrentIpAddress;
    IP_ADDR_STRING IpAddressList;
    IP_ADDR_STRING GatewayList;
    IP_ADDR_STRING DhcpServer;
    BOOL HaveWins;
    IP_ADDR_STRING PrimaryWinsServer;
    IP_ADDR_STRING SecondaryWinsServer;
    time_t LeaseObtained;
    time_t LeaseExpires;
} IP_ADAPTER_INFO, *PIP_ADAPTER_INFO;
#ifdef _WINSOCK2API_
//
// The following types require Winsock2.
//
typedef enum {
    IpPrefixOriginOther = 0,
    IpPrefixOriginManual,
    IpPrefixOriginWellKnown,
    IpPrefixOriginDhcp,
    IpPrefixOriginRouterAdvertisement,
} IP_PREFIX_ORIGIN;
typedef enum {
    IpSuffixOriginOther = 0,
    IpSuffixOriginManual,
    IpSuffixOriginWellKnown,
    IpSuffixOriginDhcp,
    IpSuffixOriginLinkLayerAddress,
    IpSuffixOriginRandom,
} IP_SUFFIX_ORIGIN;
typedef enum {
    IpDadStateInvalid    = 0,
    IpDadStateTentative,
    IpDadStateDuplicate,
    IpDadStateDeprecated,
    IpDadStatePreferred,
} IP_DAD_STATE;
typedef struct _IP_ADAPTER_UNICAST_ADDRESS {
    union {
        ULONGLONG Alignment;
        struct { 
            ULONG Length;
            DWORD Flags;
        };
    };
    struct _IP_ADAPTER_UNICAST_ADDRESS *Next;
    SOCKET_ADDRESS Address;
    IP_PREFIX_ORIGIN PrefixOrigin;
    IP_SUFFIX_ORIGIN SuffixOrigin;
    IP_DAD_STATE DadState;
    ULONG ValidLifetime;
    ULONG PreferredLifetime;
    ULONG LeaseLifetime;
} IP_ADAPTER_UNICAST_ADDRESS, *PIP_ADAPTER_UNICAST_ADDRESS;
typedef struct _IP_ADAPTER_ANYCAST_ADDRESS {
    union {
        ULONGLONG Alignment;
        struct { 
            ULONG Length;
            DWORD Flags;
        };
    };
    struct _IP_ADAPTER_ANYCAST_ADDRESS *Next;
    SOCKET_ADDRESS Address;
} IP_ADAPTER_ANYCAST_ADDRESS, *PIP_ADAPTER_ANYCAST_ADDRESS;
typedef struct _IP_ADAPTER_MULTICAST_ADDRESS {
    union {
        ULONGLONG Alignment;
        struct {
            ULONG Length;
            DWORD Flags;
        };
    };
    struct _IP_ADAPTER_MULTICAST_ADDRESS *Next;
    SOCKET_ADDRESS Address;
} IP_ADAPTER_MULTICAST_ADDRESS, *PIP_ADAPTER_MULTICAST_ADDRESS;
//
// Per-address Flags
//
#define IP_ADAPTER_ADDRESS_DNS_ELIGIBLE 0x01
#define IP_ADAPTER_ADDRESS_TRANSIENT    0x02
typedef struct _IP_ADAPTER_DNS_SERVER_ADDRESS {
    union {
        ULONGLONG Alignment;
        struct {
            ULONG Length;
            DWORD Reserved;
        };
    };
    struct _IP_ADAPTER_DNS_SERVER_ADDRESS *Next;
    SOCKET_ADDRESS Address;
} IP_ADAPTER_DNS_SERVER_ADDRESS, *PIP_ADAPTER_DNS_SERVER_ADDRESS;
//
// Per-adapter Flags
//
#define IP_ADAPTER_DDNS_ENABLED            0x01
#define IP_ADAPTER_REGISTER_ADAPTER_SUFFIX 0x02
#define IP_ADAPTER_DHCP_ENABLED            0x04
//
// OperStatus values from RFC 2863
//
typedef enum {
    IfOperStatusUp = 1,
    IfOperStatusDown,
    IfOperStatusTesting,
    IfOperStatusUnknown,
    IfOperStatusDormant,
    IfOperStatusNotPresent,
    IfOperStatusLowerLayerDown
} IF_OPER_STATUS;
typedef struct _IP_ADAPTER_ADDRESSES {
    union {
        ULONGLONG Alignment;
        struct {
            ULONG Length;
            DWORD IfIndex;
        };
    };
    struct _IP_ADAPTER_ADDRESSES *Next;
    PCHAR AdapterName;
    PIP_ADAPTER_UNICAST_ADDRESS FirstUnicastAddress;
    PIP_ADAPTER_ANYCAST_ADDRESS FirstAnycastAddress;
    PIP_ADAPTER_MULTICAST_ADDRESS FirstMulticastAddress;
    PIP_ADAPTER_DNS_SERVER_ADDRESS FirstDnsServerAddress;
    PWCHAR DnsSuffix;
    PWCHAR Description;
    PWCHAR FriendlyName;
    BYTE PhysicalAddress[MAX_ADAPTER_ADDRESS_LENGTH];
    DWORD PhysicalAddressLength;
    DWORD Flags;
    DWORD Mtu;
    DWORD IfType;
    IF_OPER_STATUS OperStatus;
} IP_ADAPTER_ADDRESSES, *PIP_ADAPTER_ADDRESSES;
//
// Flags used as argument to GetAdaptersAddresses()
//
#define GAA_FLAG_SKIP_UNICAST      0x0001
#define GAA_FLAG_SKIP_ANYCAST      0x0002
#define GAA_FLAG_SKIP_MULTICAST    0x0004
#define GAA_FLAG_SKIP_DNS_SERVER   0x0008
#endif /* _WINSOCK2API_ */
//
// IP_PER_ADAPTER_INFO - per-adapter IP information such as DNS server list.
//
typedef struct _IP_PER_ADAPTER_INFO {
    UINT AutoconfigEnabled;
    UINT AutoconfigActive;
    PIP_ADDR_STRING CurrentDnsServer;
    IP_ADDR_STRING DnsServerList;
} IP_PER_ADAPTER_INFO, *PIP_PER_ADAPTER_INFO;
//
// FIXED_INFO - the set of IP-related information which does not depend on DHCP
//
typedef struct {
    char HostName[MAX_HOSTNAME_LEN + 4] ;
    char DomainName[MAX_DOMAIN_NAME_LEN + 4];
    PIP_ADDR_STRING CurrentDnsServer;
    IP_ADDR_STRING DnsServerList;
    UINT NodeType;
    char ScopeId[MAX_SCOPE_ID_LEN + 4];
    UINT EnableRouting;
    UINT EnableProxy;
    UINT EnableDns;
} FIXED_INFO, *PFIXED_INFO;
#pragma warning(default:4201)
#ifdef __cplusplus
}
#endif
#endif

						