WinDNS.h
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- /*++
- Copyright (c) 1996-2000 Microsoft Corporation
- Module Name:
- windns.h
- Abstract:
- Domain Name System (DNS)
- DNS definitions and DNS API.
- Author:
- Jim Gilroy (jamesg) December 7, 1996
- Glenn Curtis (glennc) January 22, 1997
- Revision History:
- --*/
- #ifndef _WINDNS_INCLUDED_
- #define _WINDNS_INCLUDED_
- #ifdef __cplusplus
- extern "C"
- {
- #endif // __cplusplus
- //
- // Define QWORD -- not yet defined globally
- //
- typedef unsigned __int64 QWORD;
- //
- // DNS public types
- //
- typedef LONG DNS_STATUS, *PDNS_STATUS;
- //
- // IP Address
- //
- typedef DWORD IP4_ADDRESS, *PIP4_ADDRESS;
- #define SIZEOF_IP4_ADDRESS (4)
- #define IP4_ADDRESS_STRING_LENGTH (15)
- #define IP4_ADDRESS_STRING_BUFFER_LENGTH (16)
- //
- // IP Address Array type
- //
- typedef struct _IP4_ARRAY
- {
- DWORD AddrCount;
- #ifdef MIDL_PASS
- [size_is( AddrCount )] IP4_ADDRESS AddrArray[];
- #else
- IP4_ADDRESS AddrArray[1];
- #endif
- }
- IP4_ARRAY, *PIP4_ARRAY;
- //
- // IPv6 Address
- //
- #ifdef MIDL_PASS
- typedef struct
- {
- #ifdef _WIN64
- QWORD IP6Qword[2];
- #else
- DWORD IP6Dword[4];
- #endif
- }
- IP6_ADDRESS, *PIP6_ADDRESS;
- #else
- typedef union
- {
- #ifdef _WIN64
- QWORD IP6Qword[2];
- #endif
- DWORD IP6Dword[4];
- WORD IP6Word[8];
- BYTE IP6Byte[16];
- #ifdef IN6_ADDR
- IN6_ADDR In6;
- #endif
- }
- IP6_ADDRESS, *PIP6_ADDRESS;
- #endif
- // Backward compatibility
- typedef IP6_ADDRESS DNS_IP6_ADDRESS, *PDNS_IP6_ADDRESS;
- //
- // IP6 string max is 45 bytes
- // - 6 WORDs in colon+hex (5 chars)
- // - last DWORD as IP4 (15 chars)
- //
- #undef IP6_ADDRESS_STRING_LENGTH
- #define IP6_ADDRESS_STRING_LENGTH (47)
- #define IP6_ADDRESS_STRING_BUFFER_LENGTH (48)
- // backcompat
- #define IPV6_ADDRESS_STRING_LENGTH IP6_ADDRESS_STRING_LENGTH
- //
- // Inline byte flipping -- can be done in registers
- //
- #define INLINE_WORD_FLIP(out, in)
- {
- WORD _in = (in);
- (out) = (_in << 8) | (_in >> 8);
- }
- #define INLINE_HTONS(out, in) INLINE_WORD_FLIP(out, in)
- #define INLINE_NTOHS(out, in) INLINE_WORD_FLIP(out, in)
- #define INLINE_DWORD_FLIP(out, in)
- {
- DWORD _in = (in);
- (out) = ((_in << 8) & 0x00ff0000) |
- (_in << 24) |
- ((_in >> 8) & 0x0000ff00) |
- (_in >> 24);
- }
- #define INLINE_NTOHL(out, in) INLINE_DWORD_FLIP(out, in)
- #define INLINE_HTONL(out, in) INLINE_DWORD_FLIP(out, in)
- //
- // Inline byte flip and write to packet (unaligned)
- //
- #define INLINE_WRITE_FLIPPED_WORD( pout, in )
- INLINE_WORD_FLIP( *((UNALIGNED WORD *)(pout)), in )
- #define INLINE_WRITE_FLIPPED_DWORD( pout, in )
- INLINE_DWORD_FLIP( *((UNALIGNED DWORD *)(pout)), in )
- //
- // Basic DNS definitions
- //
- //
- // DNS port for both UDP and TCP is 53.
- //
- #define DNS_PORT_HOST_ORDER (0x0035) // port 53
- #define DNS_PORT_NET_ORDER (0x3500)
- //
- // DNS UDP packets no more than 512 bytes
- //
- #define DNS_RFC_MAX_UDP_PACKET_LENGTH (512)
- //
- // DNS Names limited to 255, 63 in any one label
- //
- #define DNS_MAX_NAME_LENGTH (255)
- #define DNS_MAX_LABEL_LENGTH (63)
- #define DNS_MAX_NAME_BUFFER_LENGTH (256)
- #define DNS_MAX_LABEL_BUFFER_LENGTH (64)
- //
- // Reverse lookup domain names
- //
- #define DNS_IP4_REVERSE_DOMAIN_STRING ("in-addr.arpa.")
- #define DNS_MAX_IP4_REVERSE_NAME_LENGTH
- (IP_ADDRESS_STRING_LENGTH+1+sizeof(DNS_IP4_REVERSE_DOMAIN_STRING))
- #define DNS_MAX_IP4_REVERSE_NAME_BUFFER_LENGTH
- (DNS_MAX_IP4_REVERSE_NAME_LENGTH + 1)
- #define DNS_IP6_REVERSE_DOMAIN_STRING ("ip6.int.")
- #define DNS_MAX_IP6_REVERSE_NAME_LENGTH
- (64+sizeof(DNS_IP6_REVERSE_DOMAIN_STRING))
- #define DNS_MAX_IP6_REVERSE_NAME_BUFFER_LENGTH
- (DNS_MAX_IP6_REVERSE_NAME_LENGTH + 1)
- // Combined
- #define DNS_MAX_REVERSE_NAME_LENGTH
- DNS_MAX_IP6_REVERSE_NAME_LENGTH
- #define DNS_MAX_REVERSE_NAME_BUFFER_LENGTH
- DNS_MAX_IP6_REVERSE_NAME_BUFFER_LENGTH
- //
- // DNS Text string limited by size representable
- // in a single byte length field
- #define DNS_MAX_TEXT_STRING_LENGTH (255)
- //
- // DNS On-The-Wire Structures
- //
- #pragma pack(1)
- //
- // DNS Message Header
- //
- typedef struct _DNS_HEADER
- {
- WORD Xid;
- BYTE RecursionDesired : 1;
- BYTE Truncation : 1;
- BYTE Authoritative : 1;
- BYTE Opcode : 4;
- BYTE IsResponse : 1;
- BYTE ResponseCode : 4;
- BYTE Reserved : 3;
- BYTE RecursionAvailable : 1;
- WORD QuestionCount;
- WORD AnswerCount;
- WORD NameServerCount;
- WORD AdditionalCount;
- }
- DNS_HEADER, *PDNS_HEADER;
- //
- // Flags as WORD
- //
- #define DNS_HEADER_FLAGS(pHead) ( *((PWORD)(pHead)+1) )
- //
- // Byte flip DNS header tofrom host order.
- //
- // Note that this does NOT flip flags, as definition above defines
- // flags as individual bytes for direct access to net byte order.
- //
- #define DNS_BYTE_FLIP_HEADER_COUNTS(pHeader)
- {
- PDNS_HEADER _head = (pHeader);
- INLINE_HTONS(_head->Xid, _head->Xid );
- INLINE_HTONS(_head->QuestionCount, _head->QuestionCount );
- INLINE_HTONS(_head->AnswerCount, _head->AnswerCount );
- INLINE_HTONS(_head->NameServerCount,_head->NameServerCount );
- INLINE_HTONS(_head->AdditionalCount,_head->AdditionalCount );
- }
- //
- // Question name follows header
- //
- #define DNS_OFFSET_TO_QUESTION_NAME sizeof(DNS_HEADER)
- //
- // Question immediately follows header so compressed question name
- // 0xC000 | sizeof(DNS_HEADER)
- #define DNS_COMPRESSED_QUESTION_NAME (0xC00C)
- //
- // Packet extraction macros
- //
- #define DNS_QUESTION_NAME_FROM_HEADER( _pHeader_ )
- ( (PCHAR)( (PDNS_HEADER)(_pHeader_) + 1 ) )
- #define DNS_ANSWER_FROM_QUESTION( _pQuestion_ )
- ( (PCHAR)( (PDNS_QUESTION)(_pQuestion_) + 1 ) )
- //
- // DNS Question
- //
- typedef struct _DNS_WIRE_QUESTION
- {
- // Preceded by question name
- WORD QuestionType;
- WORD QuestionClass;
- }
- DNS_WIRE_QUESTION, *PDNS_WIRE_QUESTION;
- //
- // DNS Resource Record
- //
- typedef struct _DNS_WIRE_RECORD
- {
- // Preceded by record owner name
- WORD RecordType;
- WORD RecordClass;
- DWORD TimeToLive;
- WORD DataLength;
- // Followed by record data
- }
- DNS_WIRE_RECORD, *PDNS_WIRE_RECORD;
- #pragma pack()
- //
- // DNS Query Types
- //
- #define DNS_OPCODE_QUERY 0 // Query
- #define DNS_OPCODE_IQUERY 1 // Obsolete: IP to name
- #define DNS_OPCODE_SERVER_STATUS 2 // Obsolete: DNS ping
- #define DNS_OPCODE_UNKNOWN 3 // Unknown
- #define DNS_OPCODE_NOTIFY 4 // Notify
- #define DNS_OPCODE_UPDATE 5 // Dynamic Update
- //
- // DNS response codes.
- //
- // Sent in the "ResponseCode" field of a DNS_HEADER.
- //
- #define DNS_RCODE_NOERROR 0
- #define DNS_RCODE_FORMERR 1 // Format error
- #define DNS_RCODE_SERVFAIL 2 // Server failure
- #define DNS_RCODE_NXDOMAIN 3 // Name error
- #define DNS_RCODE_NOTIMPL 4 // Not implemented
- #define DNS_RCODE_REFUSED 5 // Refused
- #define DNS_RCODE_YXDOMAIN 6 // Domain name should not exist
- #define DNS_RCODE_YXRRSET 7 // RR set should not exist
- #define DNS_RCODE_NXRRSET 8 // RR set does not exist
- #define DNS_RCODE_NOTAUTH 9 // Not authoritative for zone
- #define DNS_RCODE_NOTZONE 10 // Name is not zone
- #define DNS_RCODE_MAX 15
- //
- // Extended RCODEs
- //
- #define DNS_RCODE_BADVERS 16 // Bad EDNS version
- #define DNS_RCODE_BADSIG 16 // Bad signature
- #define DNS_RCODE_BADKEY 17 // Bad key
- #define DNS_RCODE_BADTIME 18 // Bad timestamp
- //
- // Mappings to friendly names
- //
- #define DNS_RCODE_NO_ERROR DNS_RCODE_NOERROR
- #define DNS_RCODE_FORMAT_ERROR DNS_RCODE_FORMERR
- #define DNS_RCODE_SERVER_FAILURE DNS_RCODE_SERVFAIL
- #define DNS_RCODE_NAME_ERROR DNS_RCODE_NXDOMAIN
- #define DNS_RCODE_NOT_IMPLEMENTED DNS_RCODE_NOTIMPL
- //
- // DNS Classes
- //
- // Classes are on the wire as WORDs.
- //
- // _CLASS_ defines in host order.
- // _RCLASS_ defines in net byte order.
- //
- // Generally we'll avoid byte flip and test class in net byte order.
- //
- #define DNS_CLASS_INTERNET 0x0001 // 1
- #define DNS_CLASS_CSNET 0x0002 // 2
- #define DNS_CLASS_CHAOS 0x0003 // 3
- #define DNS_CLASS_HESIOD 0x0004 // 4
- #define DNS_CLASS_NONE 0x00fe // 254
- #define DNS_CLASS_ALL 0x00ff // 255
- #define DNS_CLASS_ANY 0x00ff // 255
- #define DNS_RCLASS_INTERNET 0x0100 // 1
- #define DNS_RCLASS_CSNET 0x0200 // 2
- #define DNS_RCLASS_CHAOS 0x0300 // 3
- #define DNS_RCLASS_HESIOD 0x0400 // 4
- #define DNS_RCLASS_NONE 0xfe00 // 254
- #define DNS_RCLASS_ALL 0xff00 // 255
- #define DNS_RCLASS_ANY 0xff00 // 255
- //
- // DNS Record Types
- //
- // _TYPE_ defines are in host byte order.
- // _RTYPE_ defines are in net byte order.
- //
- // Generally always deal with types in host byte order as we index
- // resource record functions by type.
- //
- #define DNS_TYPE_ZERO 0x0000
- // RFC 1034/1035
- #define DNS_TYPE_A 0x0001 // 1
- #define DNS_TYPE_NS 0x0002 // 2
- #define DNS_TYPE_MD 0x0003 // 3
- #define DNS_TYPE_MF 0x0004 // 4
- #define DNS_TYPE_CNAME 0x0005 // 5
- #define DNS_TYPE_SOA 0x0006 // 6
- #define DNS_TYPE_MB 0x0007 // 7
- #define DNS_TYPE_MG 0x0008 // 8
- #define DNS_TYPE_MR 0x0009 // 9
- #define DNS_TYPE_NULL 0x000a // 10
- #define DNS_TYPE_WKS 0x000b // 11
- #define DNS_TYPE_PTR 0x000c // 12
- #define DNS_TYPE_HINFO 0x000d // 13
- #define DNS_TYPE_MINFO 0x000e // 14
- #define DNS_TYPE_MX 0x000f // 15
- #define DNS_TYPE_TEXT 0x0010 // 16
- // RFC 1183
- #define DNS_TYPE_RP 0x0011 // 17
- #define DNS_TYPE_AFSDB 0x0012 // 18
- #define DNS_TYPE_X25 0x0013 // 19
- #define DNS_TYPE_ISDN 0x0014 // 20
- #define DNS_TYPE_RT 0x0015 // 21
- // RFC 1348
- #define DNS_TYPE_NSAP 0x0016 // 22
- #define DNS_TYPE_NSAPPTR 0x0017 // 23
- // RFC 2065 (DNS security)
- #define DNS_TYPE_SIG 0x0018 // 24
- #define DNS_TYPE_KEY 0x0019 // 25
- // RFC 1664 (X.400 mail)
- #define DNS_TYPE_PX 0x001a // 26
- // RFC 1712 (Geographic position)
- #define DNS_TYPE_GPOS 0x001b // 27
- // RFC 1886 (IPv6 Address)
- #define DNS_TYPE_AAAA 0x001c // 28
- // RFC 1876 (Geographic location)
- #define DNS_TYPE_LOC 0x001d // 29
- // RFC 2065 (Secure negative response)
- #define DNS_TYPE_NXT 0x001e // 30
- // Patton (Endpoint Identifier)
- #define DNS_TYPE_EID 0x001f // 31
- // Patton (Nimrod Locator)
- #define DNS_TYPE_NIMLOC 0x0020 // 32
- // RFC 2052 (Service location)
- #define DNS_TYPE_SRV 0x0021 // 33
- // ATM Standard something-or-another (ATM Address)
- #define DNS_TYPE_ATMA 0x0022 // 34
- // RFC 2168 (Naming Authority Pointer)
- #define DNS_TYPE_NAPTR 0x0023 // 35
- // RFC 2230 (Key Exchanger)
- #define DNS_TYPE_KX 0x0024 // 36
- // RFC 2538 (CERT)
- #define DNS_TYPE_CERT 0x0025 // 37
- // A6 Draft (A6)
- #define DNS_TYPE_A6 0x0026 // 38
- // DNAME Draft (DNAME)
- #define DNS_TYPE_DNAME 0x0027 // 39
- // Eastlake (Kitchen Sink)
- #define DNS_TYPE_SINK 0x0028 // 40
- // RFC 2671 (EDNS OPT)
- #define DNS_TYPE_OPT 0x0029 // 41
- //
- // IANA Reserved
- //
- #define DNS_TYPE_UINFO 0x0064 // 100
- #define DNS_TYPE_UID 0x0065 // 101
- #define DNS_TYPE_GID 0x0066 // 102
- #define DNS_TYPE_UNSPEC 0x0067 // 103
- //
- // Query only types (1035, 1995)
- // - Crawford (ADDRS)
- // - TKEY draft (TKEY)
- // - TSIG draft (TSIG)
- // - RFC 1995 (IXFR)
- // - RFC 1035 (AXFR up)
- //
- #define DNS_TYPE_ADDRS 0x00f8 // 248
- #define DNS_TYPE_TKEY 0x00f9 // 249
- #define DNS_TYPE_TSIG 0x00fa // 250
- #define DNS_TYPE_IXFR 0x00fb // 251
- #define DNS_TYPE_AXFR 0x00fc // 252
- #define DNS_TYPE_MAILB 0x00fd // 253
- #define DNS_TYPE_MAILA 0x00fe // 254
- #define DNS_TYPE_ALL 0x00ff // 255
- #define DNS_TYPE_ANY 0x00ff // 255
- //
- // Temp Microsoft types -- use until get IANA approval for real type
- //
- #define DNS_TYPE_WINS 0xff01 // 64K - 255
- #define DNS_TYPE_WINSR 0xff02 // 64K - 254
- #define DNS_TYPE_NBSTAT (DNS_TYPE_WINSR)
- //
- // DNS Record Types -- Net Byte Order
- //
- #define DNS_RTYPE_A 0x0100 // 1
- #define DNS_RTYPE_NS 0x0200 // 2
- #define DNS_RTYPE_MD 0x0300 // 3
- #define DNS_RTYPE_MF 0x0400 // 4
- #define DNS_RTYPE_CNAME 0x0500 // 5
- #define DNS_RTYPE_SOA 0x0600 // 6
- #define DNS_RTYPE_MB 0x0700 // 7
- #define DNS_RTYPE_MG 0x0800 // 8
- #define DNS_RTYPE_MR 0x0900 // 9
- #define DNS_RTYPE_NULL 0x0a00 // 10
- #define DNS_RTYPE_WKS 0x0b00 // 11
- #define DNS_RTYPE_PTR 0x0c00 // 12
- #define DNS_RTYPE_HINFO 0x0d00 // 13
- #define DNS_RTYPE_MINFO 0x0e00 // 14
- #define DNS_RTYPE_MX 0x0f00 // 15
- #define DNS_RTYPE_TEXT 0x1000 // 16
- #define DNS_RTYPE_RP 0x1100 // 17
- #define DNS_RTYPE_AFSDB 0x1200 // 18
- #define DNS_RTYPE_X25 0x1300 // 19
- #define DNS_RTYPE_ISDN 0x1400 // 20
- #define DNS_RTYPE_RT 0x1500 // 21
- #define DNS_RTYPE_NSAP 0x1600 // 22
- #define DNS_RTYPE_NSAPPTR 0x1700 // 23
- #define DNS_RTYPE_SIG 0x1800 // 24
- #define DNS_RTYPE_KEY 0x1900 // 25
- #define DNS_RTYPE_PX 0x1a00 // 26
- #define DNS_RTYPE_GPOS 0x1b00 // 27
- #define DNS_RTYPE_AAAA 0x1c00 // 28
- #define DNS_RTYPE_LOC 0x1d00 // 29
- #define DNS_RTYPE_NXT 0x1e00 // 30
- #define DNS_RTYPE_EID 0x1f00 // 31
- #define DNS_RTYPE_NIMLOC 0x2000 // 32
- #define DNS_RTYPE_SRV 0x2100 // 33
- #define DNS_RTYPE_ATMA 0x2200 // 34
- #define DNS_RTYPE_NAPTR 0x2300 // 35
- #define DNS_RTYPE_KX 0x2400 // 36
- #define DNS_RTYPE_CERT 0x2500 // 37
- #define DNS_RTYPE_A6 0x2600 // 38
- #define DNS_RTYPE_DNAME 0x2700 // 39
- #define DNS_RTYPE_SINK 0x2800 // 40
- #define DNS_RTYPE_OPT 0x2900 // 41
- //
- // IANA Reserved
- //
- #define DNS_RTYPE_UINFO 0x6400 // 100
- #define DNS_RTYPE_UID 0x6500 // 101
- #define DNS_RTYPE_GID 0x6600 // 102
- #define DNS_RTYPE_UNSPEC 0x6700 // 103
- //
- // Query only types
- //
- #define DNS_RTYPE_TKEY 0xf900 // 249
- #define DNS_RTYPE_TSIG 0xfa00 // 250
- #define DNS_RTYPE_IXFR 0xfb00 // 251
- #define DNS_RTYPE_AXFR 0xfc00 // 252
- #define DNS_RTYPE_MAILB 0xfd00 // 253
- #define DNS_RTYPE_MAILA 0xfe00 // 254
- #define DNS_RTYPE_ALL 0xff00 // 255
- #define DNS_RTYPE_ANY 0xff00 // 255
- //
- // Temp Microsoft types -- use until get IANA approval for real type
- //
- #define DNS_RTYPE_WINS 0x01ff // 64K - 255
- #define DNS_RTYPE_WINSR 0x02ff // 64K - 254
- //
- // Record type specific definitions
- //
- //
- // ATMA (ATM address type) formats
- //
- // Define these directly for any environment (ex NT4)
- // without winsock2 ATM support (ws2atm.h)
- //
- #ifndef ATMA_E164
- #define DNS_ATMA_FORMAT_E164 1
- #define DNS_ATMA_FORMAT_AESA 2
- #define DNS_ATMA_MAX_ADDR_LENGTH (20)
- #else
- #define DNS_ATMA_FORMAT_E164 ATM_E164
- #define DNS_ATMA_FORMAT_AESA ATM_AESA
- #define DNS_ATMA_MAX_ADDR_LENGTH ATM_ADDR_SIZE
- #endif
- #define DNS_ATMA_AESA_ADDR_LENGTH (20)
- #define DNS_ATMA_MAX_RECORD_LENGTH (DNS_ATMA_MAX_ADDR_LENGTH+1)
- //
- // DNSSEC defs
- //
- // DNSSEC algorithms
- #define DNSSEC_ALGORITHM_RSAMD5 1
- #define DNSSEC_ALGORITHM_NULL 253
- #define DNSSEC_ALGORITHM_PRIVATE 254
- // DNSSEC KEY protocol table
- #define DNSSEC_PROTOCOL_NONE 0
- #define DNSSEC_PROTOCOL_TLS 1
- #define DNSSEC_PROTOCOL_EMAIL 2
- #define DNSSEC_PROTOCOL_DNSSEC 3
- #define DNSSEC_PROTOCOL_IPSEC 4
- // DNSSEC KEY flag field
- #define DNSSEC_KEY_FLAG_NOAUTH 0x0001
- #define DNSSEC_KEY_FLAG_NOCONF 0x0002
- #define DNSSEC_KEY_FLAG_FLAG2 0x0004
- #define DNSSEC_KEY_FLAG_EXTEND 0x0008
- #define DNSSEC_KEY_FLAG_
- #define DNSSEC_KEY_FLAG_FLAG4 0x0010
- #define DNSSEC_KEY_FLAG_FLAG5 0x0020
- // bits 6,7 are name type
- #define DNSSEC_KEY_FLAG_USER 0x0000
- #define DNSSEC_KEY_FLAG_ZONE 0x0040
- #define DNSSEC_KEY_FLAG_HOST 0x0080
- #define DNSSEC_KEY_FLAG_NTPE3 0x00c0
- // bits 8-11 are reserved for future use
- #define DNSSEC_KEY_FLAG_FLAG8 0x0100
- #define DNSSEC_KEY_FLAG_FLAG9 0x0200
- #define DNSSEC_KEY_FLAG_FLAG10 0x0400
- #define DNSSEC_KEY_FLAG_FLAG11 0x0800
- // bits 12-15 are sig field
- #define DNSSEC_KEY_FLAG_SIG0 0x0000
- #define DNSSEC_KEY_FLAG_SIG1 0x1000
- #define DNSSEC_KEY_FLAG_SIG2 0x2000
- #define DNSSEC_KEY_FLAG_SIG3 0x3000
- #define DNSSEC_KEY_FLAG_SIG4 0x4000
- #define DNSSEC_KEY_FLAG_SIG5 0x5000
- #define DNSSEC_KEY_FLAG_SIG6 0x6000
- #define DNSSEC_KEY_FLAG_SIG7 0x7000
- #define DNSSEC_KEY_FLAG_SIG8 0x8000
- #define DNSSEC_KEY_FLAG_SIG9 0x9000
- #define DNSSEC_KEY_FLAG_SIG10 0xa000
- #define DNSSEC_KEY_FLAG_SIG11 0xb000
- #define DNSSEC_KEY_FLAG_SIG12 0xc000
- #define DNSSEC_KEY_FLAG_SIG13 0xd000
- #define DNSSEC_KEY_FLAG_SIG14 0xe000
- #define DNSSEC_KEY_FLAG_SIG15 0xf000
- //
- // TKEY modes
- //
- #define DNS_TKEY_MODE_SERVER_ASSIGN 1
- #define DNS_TKEY_MODE_DIFFIE_HELLMAN 2
- #define DNS_TKEY_MODE_GSS 3
- #define DNS_TKEY_MODE_RESOLVER_ASSIGN 4
- //
- // WINS + NBSTAT flag field
- //
- #define DNS_WINS_FLAG_SCOPE (0x80000000)
- #define DNS_WINS_FLAG_LOCAL (0x00010000)
- //
- // Helpful checks
- //
- #define IS_WORD_ALIGNED(p) ( !((UINT_PTR)(p) & (UINT_PTR)1) )
- #define IS_DWORD_ALIGNED(p) ( !((UINT_PTR)(p) & (UINT_PTR)3) )
- #define IS_QWORD_ALIGNED(p) ( !((UINT_PTR)(p) & (UINT_PTR)7) )
- //
- // DNS config API
- //
- //
- // Types of DNS configuration info
- //
- typedef enum
- {
- // In Win2K
- DnsConfigPrimaryDomainName_W,
- DnsConfigPrimaryDomainName_A,
- DnsConfigPrimaryDomainName_UTF8,
- // Not available yet
- DnsConfigAdapterDomainName_W,
- DnsConfigAdapterDomainName_A,
- DnsConfigAdapterDomainName_UTF8,
- // In Win2K
- DnsConfigDnsServerList,
- // Not available yet
- DnsConfigSearchList,
- DnsConfigAdapterInfo,
- // In Win2K
- DnsConfigPrimaryHostNameRegistrationEnabled,
- DnsConfigAdapterHostNameRegistrationEnabled,
- DnsConfigAddressRegistrationMaxCount,
- // In WindowsXP
- DnsConfigHostName_W,
- DnsConfigHostName_A,
- DnsConfigHostName_UTF8,
- DnsConfigFullHostName_W,
- DnsConfigFullHostName_A,
- DnsConfigFullHostName_UTF8
- }
- DNS_CONFIG_TYPE;
- //
- // Config API flags
- //
- //
- // Causes config info to be allocated with LocalAlloc()
- //
- #define DNS_CONFIG_FLAG_ALLOC (0x00000001)
- DNS_STATUS
- WINAPI
- DnsQueryConfig(
- IN DNS_CONFIG_TYPE Config,
- IN DWORD Flag,
- IN PWSTR pwsAdapterName,
- IN PVOID pReserved,
- OUT PVOID pBuffer,
- IN OUT PDWORD pBufferLength
- );
- //
- // DNS resource record structure
- //
- //
- // Record data for specific types
- //
- typedef struct
- {
- IP4_ADDRESS IpAddress;
- }
- DNS_A_DATA, *PDNS_A_DATA;
- typedef struct
- {
- LPTSTR pNameHost;
- }
- DNS_PTR_DATA, *PDNS_PTR_DATA;
- typedef struct
- {
- LPTSTR pNamePrimaryServer;
- LPTSTR pNameAdministrator;
- DWORD dwSerialNo;
- DWORD dwRefresh;
- DWORD dwRetry;
- DWORD dwExpire;
- DWORD dwDefaultTtl;
- }
- DNS_SOA_DATA, *PDNS_SOA_DATA;
- typedef struct
- {
- LPTSTR pNameMailbox;
- LPTSTR pNameErrorsMailbox;
- }
- DNS_MINFO_DATA, *PDNS_MINFO_DATA;
- typedef struct
- {
- LPTSTR pNameExchange;
- WORD wPreference;
- WORD Pad; // keep ptrs DWORD aligned
- }
- DNS_MX_DATA, *PDNS_MX_DATA;
- typedef struct
- {
- DWORD dwStringCount;
- #ifdef MIDL_PASS
- [size_is(dwStringCount)] LPTSTR pStringArray[];
- #else
- LPTSTR pStringArray[1];
- #endif
- }
- DNS_TXT_DATA, *PDNS_TXT_DATA;
- typedef struct
- {
- DWORD dwByteCount;
- #ifdef MIDL_PASS
- [size_is(dwByteCount)] BYTE Data[];
- #else
- BYTE Data[1];
- #endif
- }
- DNS_NULL_DATA, *PDNS_NULL_DATA;
- typedef struct
- {
- IP4_ADDRESS IpAddress;
- UCHAR chProtocol;
- BYTE BitMask[1];
- }
- DNS_WKS_DATA, *PDNS_WKS_DATA;
- typedef struct
- {
- DNS_IP6_ADDRESS Ip6Address;
- }
- DNS_AAAA_DATA, *PDNS_AAAA_DATA;
- typedef struct
- {
- LPTSTR pNameSigner;
- WORD wTypeCovered;
- BYTE chAlgorithm;
- BYTE chLabelCount;
- DWORD dwOriginalTtl;
- DWORD dwExpiration;
- DWORD dwTimeSigned;
- WORD wKeyTag;
- WORD Pad; // keep byte field aligned
- BYTE Signature[1];
- }
- DNS_SIG_DATA, *PDNS_SIG_DATA;
- typedef struct
- {
- WORD wFlags;
- BYTE chProtocol;
- BYTE chAlgorithm;
- BYTE Key[1];
- }
- DNS_KEY_DATA, *PDNS_KEY_DATA;
- typedef struct
- {
- WORD wVersion;
- WORD wSize;
- WORD wHorPrec;
- WORD wVerPrec;
- DWORD dwLatitude;
- DWORD dwLongitude;
- DWORD dwAltitude;
- }
- DNS_LOC_DATA, *PDNS_LOC_DATA;
- typedef struct
- {
- LPTSTR pNameNext;
- WORD wNumTypes;
- WORD wTypes[1];
- }
- DNS_NXT_DATA, *PDNS_NXT_DATA;
- typedef struct
- {
- LPTSTR pNameTarget;
- WORD wPriority;
- WORD wWeight;
- WORD wPort;
- WORD Pad; // keep ptrs DWORD aligned
- }
- DNS_SRV_DATA, *PDNS_SRV_DATA;
- typedef struct
- {
- BYTE AddressType;
- BYTE Address[ DNS_ATMA_MAX_ADDR_LENGTH ];
- // E164 -- Null terminated string of less than
- // DNS_ATMA_MAX_ADDR_LENGTH
- //
- // For NSAP (AESA) BCD encoding of exactly
- // DNS_ATMA_AESA_ADDR_LENGTH
- }
- DNS_ATMA_DATA, *PDNS_ATMA_DATA;
- typedef struct
- {
- LPTSTR pNameAlgorithm;
- PBYTE pAlgorithmPacket;
- PBYTE pKey;
- PBYTE pOtherData;
- DWORD dwCreateTime;
- DWORD dwExpireTime;
- WORD wMode;
- WORD wError;
- WORD wKeyLength;
- WORD wOtherLength;
- UCHAR cAlgNameLength;
- BOOL bPacketPointers;
- }
- DNS_TKEY_DATA, *PDNS_TKEY_DATA;
- typedef struct
- {
- LPTSTR pNameAlgorithm;
- PBYTE pAlgorithmPacket;
- PBYTE pSignature;
- PBYTE pOtherData;
- LONGLONG i64CreateTime;
- WORD wFudgeTime;
- WORD wOriginalXid;
- WORD wError;
- WORD wSigLength;
- WORD wOtherLength;
- UCHAR cAlgNameLength;
- BOOL bPacketPointers;
- }
- DNS_TSIG_DATA, *PDNS_TSIG_DATA;
- //
- // MS only types -- only hit the wire in MS-MS zone transfer
- //
- typedef struct
- {
- DWORD dwMappingFlag;
- DWORD dwLookupTimeout;
- DWORD dwCacheTimeout;
- DWORD cWinsServerCount;
- IP4_ADDRESS WinsServers[1];
- }
- DNS_WINS_DATA, *PDNS_WINS_DATA;
- typedef struct
- {
- DWORD dwMappingFlag;
- DWORD dwLookupTimeout;
- DWORD dwCacheTimeout;
- LPTSTR pNameResultDomain;
- }
- DNS_WINSR_DATA, *PDNS_WINSR_DATA;
- //
- // Length of non-fixed-length data types
- //
- #define DNS_TEXT_RECORD_LENGTH(StringCount)
- (FIELD_OFFSET(DNS_TXT_DATA, pStringArray) + ((StringCount) * sizeof(PCHAR)))
- #define DNS_NULL_RECORD_LENGTH(ByteCount)
- (FIELD_OFFSET(DNS_NULL_DATA, Data) + (ByteCount))
- #define DNS_WKS_RECORD_LENGTH(ByteCount)
- (FIELD_OFFSET(DNS_WKS_DATA, BitMask) + (ByteCount))
- #define DNS_WINS_RECORD_LENGTH(IpCount)
- (FIELD_OFFSET(DNS_WINS_DATA, WinsServers) + ((IpCount) * sizeof(IP4_ADDRESS)))
- //
- // Record flags
- //
- typedef struct _DnsRecordFlags
- {
- DWORD Section : 2;
- DWORD Delete : 1;
- DWORD CharSet : 2;
- DWORD Unused : 3;
- DWORD Reserved : 24;
- }
- DNS_RECORD_FLAGS;
- //
- // Wire Record Sections
- //
- // Useable both in record flags "Section" and as index into
- // wire message header section counts.
- //
- typedef enum _DnsSection
- {
- DnsSectionQuestion,
- DnsSectionAnswer,
- DnsSectionAuthority,
- DnsSectionAddtional,
- }
- DNS_SECTION;
- // Update message section names
- #define DnsSectionZone DnsSectionQuestion
- #define DnsSectionPrereq DnsSectionAnswer
- #define DnsSectionUpdate DnsSectionAuthority
- //
- // Record flags as bit flags
- // These may be or'd together to set the fields
- //
- // RR Section in packet
- #define DNSREC_SECTION (0x00000003)
- #define DNSREC_QUESTION (0x00000000)
- #define DNSREC_ANSWER (0x00000001)
- #define DNSREC_AUTHORITY (0x00000002)
- #define DNSREC_ADDITIONAL (0x00000003)
- // RR Section in packet (update)
- #define DNSREC_ZONE (0x00000000)
- #define DNSREC_PREREQ (0x00000001)
- #define DNSREC_UPDATE (0x00000002)
- // Delete RR (update) or No-exist (prerequisite)
- #define DNSREC_DELETE (0x00000004)
- #define DNSREC_NOEXIST (0x00000004)
- //
- // Record RR set structure
- //
- // Note: The dwReserved flag serves to insure that the substructures
- // start on 64-bit boundaries. Do NOT pack this structure, as the
- // substructures may contain pointers or int64 values which are
- // properly aligned unpacked.
- //
- #ifdef MIDL_PASS
- #define PDNS_RECORD PVOID
- #else
- typedef struct _DnsRecord
- {
- struct _DnsRecord * pNext;
- LPTSTR pName;
- WORD wType;
- WORD wDataLength; // Not referenced for DNS record types
- // defined above.
- union
- {
- DWORD DW; // flags as DWORD
- DNS_RECORD_FLAGS S; // flags as structure
- } Flags;
- DWORD dwTtl;
- DWORD dwReserved;
- // Record Data
- union
- {
- DNS_A_DATA A;
- DNS_SOA_DATA SOA, Soa;
- DNS_PTR_DATA PTR, Ptr,
- NS, Ns,
- CNAME, Cname,
- MB, Mb,
- MD, Md,
- MF, Mf,
- MG, Mg,
- MR, Mr;
- DNS_MINFO_DATA MINFO, Minfo,
- RP, Rp;
- DNS_MX_DATA MX, Mx,
- AFSDB, Afsdb,
- RT, Rt;
- DNS_TXT_DATA HINFO, Hinfo,
- ISDN, Isdn,
- TXT, Txt,
- X25;
- DNS_NULL_DATA Null;
- DNS_WKS_DATA WKS, Wks;
- DNS_AAAA_DATA AAAA;
- DNS_KEY_DATA KEY, Key;
- DNS_SIG_DATA SIG, Sig;
- DNS_ATMA_DATA ATMA, Atma;
- DNS_NXT_DATA NXT, Nxt;
- DNS_SRV_DATA SRV, Srv;
- DNS_TKEY_DATA TKEY, Tkey;
- DNS_TSIG_DATA TSIG, Tsig;
- DNS_WINS_DATA WINS, Wins;
- DNS_WINSR_DATA WINSR, WinsR, NBSTAT, Nbstat;
- } Data;
- }
- DNS_RECORD, *PDNS_RECORD;
- //
- // Header or fixed size of DNS_RECORD
- //
- #define DNS_RECORD_FIXED_SIZE FIELD_OFFSET( DNS_RECORD, Data )
- #define SIZEOF_DNS_RECORD_HEADER DNS_RECORD_FIXED_SIZE
- #endif // PRIVATE_DNS_RECORD
- //
- // Resource record set building
- //
- // pFirst points to first record in list.
- // pLast points to last record in list.
- //
- typedef struct _DnsRRSet
- {
- PDNS_RECORD pFirstRR;
- PDNS_RECORD pLastRR;
- }
- DNS_RRSET, *PDNS_RRSET;
- //
- // To init pFirst is NULL.
- // But pLast points at the location of the pFirst pointer -- essentially
- // treating the pFirst ptr as a DNS_RECORD. (It is a DNS_RECORD with
- // only a pNext field, but that's the only part we use.)
- //
- // Then when the first record is added to the list, the pNext field of
- // this dummy record (which corresponds to pFirst's value) is set to
- // point at the first record. So pFirst then properly points at the
- // first record.
- //
- // (This works only because pNext is the first field in a
- // DNS_RECORD structure and hence casting a PDNS_RECORD ptr to
- // PDNS_RECORD* and dereferencing yields its pNext field)
- //
- // Use TERMINATE when have built RR set by grabbing records out of
- // existing set. This makes sure that at the end, the last RR is
- // properly NULL terminated.
- //
- #define DNS_RRSET_INIT( rrset )
- {
- PDNS_RRSET _prrset = &(rrset);
- _prrset->pFirstRR = NULL;
- _prrset->pLastRR = (PDNS_RECORD) &_prrset->pFirstRR;
- }
- #define DNS_RRSET_ADD( rrset, pnewRR )
- {
- PDNS_RRSET _prrset = &(rrset);
- PDNS_RECORD _prrnew = (pnewRR);
- _prrset->pLastRR->pNext = _prrnew;
- _prrset->pLastRR = _prrnew;
- }
- #define DNS_RRSET_TERMINATE( rrset )
- {
- PDNS_RRSET _prrset = &(rrset);
- _prrset->pLastRR->pNext = NULL;
- }
- //
- // Record set manipulation
- //
- //
- // Record Copy
- // Record copy functions also do conversion between character sets.
- //
- // Note, it might be advisable to directly expose non-Ex copy
- // functions _W, _A for record and set, to avoid exposing the
- // conversion enum.
- //
- typedef enum _DNS_CHARSET
- {
- DnsCharSetUnknown,
- DnsCharSetUnicode,
- DnsCharSetUtf8,
- DnsCharSetAnsi,
- }
- DNS_CHARSET;
- PDNS_RECORD
- WINAPI
- DnsRecordCopyEx(
- IN PDNS_RECORD pRecord,
- IN DNS_CHARSET CharSetIn,
- IN DNS_CHARSET CharSetOut
- );
- PDNS_RECORD
- WINAPI
- DnsRecordSetCopyEx(
- IN PDNS_RECORD pRecordSet,
- IN DNS_CHARSET CharSetIn,
- IN DNS_CHARSET CharSetOut
- );
- #ifdef UNICODE
- #define DnsRecordCopy(pRR)
- DnsRecordCopyEx( (pRR), DnsCharSetUnicode, DnsCharSetUnicode )
- #define DnsRecordSetCopy(pRR)
- DnsRecordSetCopyEx( (pRR), DnsCharSetUnicode, DnsCharSetUnicode )
- #else
- #define DnsRecordCopy(pRR)
- DnsRecordCopyEx( (pRR), DnsCharSetAnsi, DnsCharSetAnsi )
- #define DnsRecordSetCopy(pRR)
- DnsRecordSetCopyEx( (pRR), DnsCharSetAnsi, DnsCharSetAnsi )
- #endif
- //
- // Record Compare
- //
- // Note: these routines only compare records of the SAME character set.
- // (ANSI, unicode or UTF8). Furthermore the routines assume the character
- // set is indicated within the record. If compare of user created, rather
- // than DNS API created record lists is desired, then caller should use
- // DnsRecordCopy API and compare copies.
- //
- BOOL
- WINAPI
- DnsRecordCompare(
- IN PDNS_RECORD pRecord1,
- IN PDNS_RECORD pRecord2
- );
- BOOL
- WINAPI
- DnsRecordSetCompare(
- IN OUT PDNS_RECORD pRR1,
- IN OUT PDNS_RECORD pRR2,
- OUT PDNS_RECORD * ppDiff1,
- OUT PDNS_RECORD * ppDiff2
- );
- //
- // Detach next record set from record list
- //
- PDNS_RECORD
- DnsRecordSetDetach(
- IN OUT PDNS_RECORD pRecordList
- );
- //
- // Free record list
- //
- // Only supported free is deep free of entire record list with LocalFree().
- // This correctly frees record list returned by DnsQuery() or DnsRecordSetCopy()
- //
- typedef enum
- {
- DnsFreeFlat = 0,
- DnsFreeRecordList
- }
- DNS_FREE_TYPE;
- #define DnsFreeRecordListDeep DnsFreeRecordList
- VOID
- WINAPI
- DnsRecordListFree(
- IN OUT PDNS_RECORD pRecordList,
- IN DNS_FREE_TYPE FreeType
- );
- VOID
- WINAPI
- DnsFree(
- IN OUT PVOID pData,
- IN DNS_FREE_TYPE FreeType
- );
- //
- // DNS Query API
- //
- //
- // Options for DnsQuery
- //
- #define DNS_QUERY_STANDARD 0x00000000
- #define DNS_QUERY_ACCEPT_TRUNCATED_RESPONSE 0x00000001
- #define DNS_QUERY_USE_TCP_ONLY 0x00000002
- #define DNS_QUERY_NO_RECURSION 0x00000004
- #define DNS_QUERY_BYPASS_CACHE 0x00000008
- #define DNS_QUERY_NO_WIRE_QUERY 0x00000010
- #define DNS_QUERY_NO_LOCAL_NAME 0x00000020
- #define DNS_QUERY_NO_HOSTS_FILE 0x00000040
- #define DNS_QUERY_NO_NETBT 0x00000080
- #define DNS_QUERY_WIRE_ONLY 0x00000100
- #define DNS_QUERY_RETURN_MESSAGE 0x00000200
- #define DNS_QUERY_TREAT_AS_FQDN 0x00001000
- #define DNS_QUERY_DONT_RESET_TTL_VALUES 0x00100000
- #define DNS_QUERY_RESERVED 0xff000000
- // Backward compatibility with Win2K
- // Do not use
- #define DNS_QUERY_CACHE_ONLY DNS_QUERY_NO_WIRE_QUERY
- DNS_STATUS
- WINAPI
- DnsQuery_A(
- IN PCSTR pszName,
- IN WORD wType,
- IN DWORD Options,
- IN PIP4_ARRAY aipServers OPTIONAL,
- IN OUT PDNS_RECORD * ppQueryResults OPTIONAL,
- IN OUT PVOID * pReserved OPTIONAL
- );
- DNS_STATUS
- WINAPI
- DnsQuery_UTF8(
- IN PCSTR pszName,
- IN WORD wType,
- IN DWORD Options,
- IN PIP4_ARRAY aipServers OPTIONAL,
- IN OUT PDNS_RECORD * ppQueryResults OPTIONAL,
- IN OUT PVOID * pReserved OPTIONAL
- );
- DNS_STATUS
- WINAPI
- DnsQuery_W(
- IN PCWSTR pszName,
- IN WORD wType,
- IN DWORD Options,
- IN PIP4_ARRAY aipServers OPTIONAL,
- IN OUT PDNS_RECORD * ppQueryResults OPTIONAL,
- IN OUT PVOID * pReserved OPTIONAL
- );
- #ifdef UNICODE
- #define DnsQuery DnsQuery_W
- #else
- #define DnsQuery DnsQuery_A
- #endif
- //
- // DNS Update API
- //
- // DnsAcquireContextHandle
- // DnsReleaseContextHandle
- // DnsModifyRecordsInSet
- // DnsReplaceRecordSet
- //
- //
- // Update flags
- //
- #define DNS_UPDATE_SECURITY_USE_DEFAULT 0x00000000
- #define DNS_UPDATE_SECURITY_OFF 0x00000010
- #define DNS_UPDATE_SECURITY_ON 0x00000020
- #define DNS_UPDATE_SECURITY_ONLY 0x00000100
- #define DNS_UPDATE_CACHE_SECURITY_CONTEXT 0x00000200
- #define DNS_UPDATE_TEST_USE_LOCAL_SYS_ACCT 0x00000400
- #define DNS_UPDATE_FORCE_SECURITY_NEGO 0x00000800
- #define DNS_UPDATE_TRY_ALL_MASTER_SERVERS 0x00001000
- #define DNS_UPDATE_SKIP_NO_UPDATE_ADAPTERS 0x00002000
- #define DNS_UPDATE_RESERVED 0xffff0000
- //
- // Note: pCredentials paramater is currently respectively
- // PSEC_WINNT_AUTH_IDENTITY_W or PSEC_WINNT_AUTH_IDENTITY_A.
- // Using PVOID to obviate the need for including rpcdce.h
- // in order to include this file and to leave open the
- // possibility of alternative credential specifications in
- // the future.
- //
- DNS_STATUS
- WINAPI
- DnsAcquireContextHandle_W(
- IN DWORD CredentialFlags,
- IN PVOID pCredentials, OPTIONAL
- //IN PSEC_WINNT_AUTH_IDENTITY_W pCredentials,
- OUT PHANDLE pContextHandle
- );
- DNS_STATUS
- WINAPI
- DnsAcquireContextHandle_A(
- IN DWORD CredentialFlags,
- IN PVOID pCredentials, OPTIONAL
- //IN PSEC_WINNT_AUTH_IDENTITY_A pCredentials,
- OUT PHANDLE pContextHandle
- );
- #ifdef UNICODE
- #define DnsAcquireContextHandle DnsAcquireContextHandle_W
- #else
- #define DnsAcquireContextHandle DnsAcquireContextHandle_A
- #endif
- VOID
- WINAPI
- DnsReleaseContextHandle(
- IN HANDLE hContext
- );
- //
- // Dynamic Update API
- //
- DNS_STATUS
- WINAPI
- DnsModifyRecordsInSet_W(
- IN PDNS_RECORD pAddRecords,
- IN PDNS_RECORD pDeleteRecords,
- IN DWORD Options,
- IN HANDLE hContext, OPTIONAL
- IN PIP4_ARRAY pServerList, OPTIONAL
- IN PVOID pReserved
- );
- DNS_STATUS
- WINAPI
- DnsModifyRecordsInSet_A(
- IN PDNS_RECORD pAddRecords,
- IN PDNS_RECORD pDeleteRecords,
- IN DWORD Options,
- IN HANDLE hContext, OPTIONAL
- IN PIP4_ARRAY pServerList, OPTIONAL
- IN PVOID pReserved
- );
- DNS_STATUS
- WINAPI
- DnsModifyRecordsInSet_UTF8(
- IN PDNS_RECORD pAddRecords,
- IN PDNS_RECORD pDeleteRecords,
- IN DWORD Options,
- IN HANDLE hContext, OPTIONAL
- IN PIP4_ARRAY pServerList, OPTIONAL
- IN PVOID pReserved
- );
- #ifdef UNICODE
- #define DnsModifyRecordsInSet DnsModifyRecordsInSet_W
- #else
- #define DnsModifyRecordsInSet DnsModifyRecordsInSet_A
- #endif
- DNS_STATUS
- WINAPI
- DnsReplaceRecordSetW(
- IN PDNS_RECORD pNewSet,
- IN DWORD Options,
- IN HANDLE hContext, OPTIONAL
- IN PIP4_ARRAY pServerList, OPTIONAL
- IN PVOID pReserved
- );
- DNS_STATUS
- WINAPI
- DnsReplaceRecordSetA(
- IN PDNS_RECORD pNewSet,
- IN DWORD Options,
- IN HANDLE hContext, OPTIONAL
- IN PIP4_ARRAY pServerList, OPTIONAL
- IN PVOID pReserved
- );
- DNS_STATUS
- WINAPI
- DnsReplaceRecordSetUTF8(
- IN PDNS_RECORD pNewSet,
- IN DWORD Options,
- IN HANDLE hContext, OPTIONAL
- IN PIP4_ARRAY pServerList, OPTIONAL
- IN PVOID pReserved
- );
- #ifdef UNICODE
- #define DnsReplaceRecordSet DnsReplaceRecordSetW
- #else
- #define DnsReplaceRecordSet DnsReplaceRecordSetA
- #endif
- //
- // DNS name validation
- //
- typedef enum _DNS_NAME_FORMAT
- {
- DnsNameDomain,
- DnsNameDomainLabel,
- DnsNameHostnameFull,
- DnsNameHostnameLabel,
- DnsNameWildcard,
- DnsNameSrvRecord
- }
- DNS_NAME_FORMAT;
- DNS_STATUS
- DnsValidateName_UTF8(
- IN LPCSTR pszName,
- IN DNS_NAME_FORMAT Format
- );
- DNS_STATUS
- DnsValidateName_W(
- IN LPCWSTR pwszName,
- IN DNS_NAME_FORMAT Format
- );
- DNS_STATUS
- DnsValidateName_A(
- IN LPCSTR pszName,
- IN DNS_NAME_FORMAT Format
- );
- #ifdef UNICODE
- #define DnsValidateName(p,f) DnsValidateName_W( (p), (f) )
- #else
- #define DnsValidateName(p,f) DnsValidateName_A( (p), (f) )
- #endif
- //
- // DNS name comparison
- //
- BOOL
- WINAPI
- DnsNameCompare_A(
- IN LPSTR pName1,
- IN LPSTR pName2
- );
- BOOL
- WINAPI
- DnsNameCompare_W(
- IN LPWSTR pName1,
- IN LPWSTR pName2
- );
- #ifdef UNICODE
- #define DnsNameCompare(n1,n2) DnsNameCompare_W( (n1),(n2) )
- #else
- #define DnsNameCompare(n1,n2) DnsNameCompare_A( (n1),(n2) )
- #endif
- //
- // DNS message "roll-your-own" routines
- //
- typedef struct _DNS_MESSAGE_BUFFER
- {
- DNS_HEADER MessageHead;
- CHAR MessageBody[1];
- }
- DNS_MESSAGE_BUFFER, *PDNS_MESSAGE_BUFFER;
- BOOL
- WINAPI
- DnsWriteQuestionToBuffer_W(
- IN OUT PDNS_MESSAGE_BUFFER pDnsBuffer,
- IN OUT LPDWORD pdwBufferSize,
- IN LPWSTR pszName,
- IN WORD wType,
- IN WORD Xid,
- IN BOOL fRecursionDesired
- );
- BOOL WINAPI
- DnsWriteQuestionToBuffer_UTF8(
- IN OUT PDNS_MESSAGE_BUFFER pDnsBuffer,
- IN OUT LPDWORD pdwBufferSize,
- IN LPSTR pszName,
- IN WORD wType,
- IN WORD Xid,
- IN BOOL fRecursionDesired
- );
- DNS_STATUS
- WINAPI
- DnsExtractRecordsFromMessage_W(
- IN PDNS_MESSAGE_BUFFER pDnsBuffer,
- IN WORD wMessageLength,
- OUT PDNS_RECORD * ppRecord
- );
- DNS_STATUS
- WINAPI
- DnsExtractRecordsFromMessage_UTF8(
- IN PDNS_MESSAGE_BUFFER pDnsBuffer,
- IN WORD wMessageLength,
- OUT PDNS_RECORD * ppRecord
- );
- #ifdef __cplusplus
- }
- #endif // __cplusplus
- #endif // _WINDNS_INCLUDED_