TElDNSClient.Lookup method

TElDNSClient.Lookup

Performs general DNS lookup.

Declaration

[C#]
void Lookup(string Name, TSBDNSResourceType ResourceType, ref TElDNSMessage Response);
void Lookup(string Name, byte ResourceCode, ref TElDNSMessage Response);

[VB.NET]
Sub Lookup(ByVal Name As String, ByVal ResourceType As TSBDNSResourceType, ByRef Response As TElDNSMessage)
Sub Lookup(ByVal Name As String, ByVal ResourceCode As Byte, ByRef Response As TElDNSMessage)

[Pascal]
procedure Lookup(Name : string; ResourceType : TSBDNSResourceType; var Response : TElDNSMessage);
procedure Lookup(Name : string; ResourceCode : byte; var Response : TElDNSMessage);

[C++]
void Lookup(const std::string &Name, TSBDNSResourceType ResourceType, TElDNSMessage &Response);
void Lookup(const std::string &Name, uint8_t ResourceCode, TElDNSMessage &Response);

[PHP]
void Lookup(string $Name, integer $ResourceType, TElDNSMessage &$Response)
void Lookup(string $Name, integer $ResourceCode, TElDNSMessage &$Response)

[Java]
void lookup(String Name, byte Response, TElDNSMessage[] arg2);
void lookup(String Name, TSBDNSResourceType ResourceType, TElDNSMessage[] Response);

Parameters

Name - resource name
ResourceType - type of the resource record to search for
ResourceCode - resource code according to DNS/DNSSEC specifications defined, e.g., in RFC 1035 and RFC 4034
Response - contains DNS response

Values:

[.NET] [C++]	[Pascal]	Description
dnsUnknownResource = 0	dnsUnknownResource	unknown resource
dnsIPv4Address = 1	dnsIPv4Address	IPv4 address
dnsNameServer = 2	dnsNameServer	name server
dnsCanonicalName = 3	dnsCanonicalName	canonical name for an alias (CNAME)
dnsStartOfAuthority = 4	dnsStartOfAuthority	start of a zone of authority mark (SOA)
dnsWellKnownService = 5	dnsWellKnownService	a well known service description (WKS)
dnsDomainNamePointer = 6	dnsDomainNamePointer	domain name pointer (PTR)
dnsHostInfo = 7	dnsHostInfo	host information (HINFO)
dnsMailInfo = 8	dnsMailInfo	mailbox or mail list information (MINFO)
dnsMailExchange = 9	dnsMailExchange	mail exchange (MX)
dnsTextStrings = 10	dnsTextStrings	text strings (TXT)
dnsIPv6Address = 11	dnsIPv6Address	IPv6 address
dnsServiceLocation = 12	dnsServiceLocation	service location
dnsExtensions = 13	dnsExtensions	DNS extensions
dnsDelegationSigner = 14	dnsDelegationSigner	delegation signer (DS)
dnsSignature = 15	dnsSignature	resource record digital signature (RRSIG)
dnsNextSecure = 16	dnsNextSecure	next secure (NSEC)
dnsPublicKey = 17	dnsPublicKey	DNS Public Key (DNSKEY)
dnsNextSecure3 = 18	dnsNextSecure3	alternative to NSEC denial of existence record (NSEC3)
dnsNextSecure3Param = 19	dnsNextSecure3Param	NSEC3 parameters (NSEC3PARAM)
dnsAll = 20	dnsAll	request for all records

Description

Use this method to perform general DNS lookup. This function can be used to search for arbitrary resource records (RRs) by the resource name and resource record type/code.