Edit

DNS_WIRE_RECORD structure (windns.h)

  • Article

The DNS_WIRE_RECORD structure contains information about a DNS wire record transmitted across the network as specified in section 4.1.3 of RFC 1035.

Syntax

typedef struct _DNS_WIRE_RECORD {
  WORD  RecordType;
  WORD  RecordClass;
  DWORD TimeToLive;
  WORD  DataLength;
} DNS_WIRE_RECORD, *PDNS_WIRE_RECORD;

Members

RecordType

A value that represents the RR DNS Response Type. RecordType determines the format of record data that follows the DNS_WIRE_RECORD structure. For example, if the value of RecordType is DNS_TYPE_A, the data type of record data is DNS_A_DATA.

RecordClass

A value that represents the RR DNS Record Class.

TimeToLive

The DNS Resource Record's Time To Live value (TTL), in seconds.

DataLength

The length, in bytes, of the DNS record data that follows the DNS_WIRE_RECORD.

Remarks

When constructing a DNS message, the DNS_WIRE_RECORD structure is immediately followed by the record data and is preceded by the DNS RR's domain name.

Requirements

Requirement Value
Minimum supported client Windows 2000 Professional [desktop apps only]
Minimum supported server Windows 2000 Server [desktop apps only]
Header windns.h

See also

DNS_RECORD

DNS_WIRE_QUESTION