pdns.h File Reference

#include <ptlib/sockets.h>
#include <ptclib/random.h>
#include <ptclib/url.h>
#include <arpa/nameser.h>
#include <resolv.h>

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Classes
struct	DNS_A_DATA
struct	DNS_AAAA_DATA
struct	DNS_MX_DATA
struct	DNS_PTR_DATA
struct	DNS_SRV_DATA
struct	DNS_NULL_DATA
struct	DNS_RECORD_FLAGS
class	DnsRecord
class	PDNS::PDnsRecords
class	PDNS::SRVRecord
class	MXRecord

Namespaces
	PDNS

Macros
#define	P_HAS_RESOLV_H   1
#define	T_SRV   33
#define	T_NAPTR   35
#define	DNS_STATUS   int
#define	DNS_TYPE_SRV   T_SRV
#define	DNS_TYPE_MX   T_MX
#define	DNS_TYPE_A   T_A
#define	DNS_TYPE_AAAA   T_AAAA
#define	DNS_TYPE_NAPTR   T_NAPTR
#define	DnsFreeRecordList   1
#define	DNS_QUERY_STANDARD   0
#define	DNS_QUERY_BYPASS_CACHE   0

Typedefs
typedef DnsRecord	DNS_RECORD
typedef DnsRecord *	PDNS_RECORD

Enumerations
enum	DNS_SECTION { DnsSectionQuestion, DnsSectionAnswer, DnsSectionAuthority, DnsSectionAdditional }

Functions
void	DnsRecordListFree (PDNS_RECORD rec, int FreeType)
PDNS_RECORD	DnsRecordSetCopy (PDNS_RECORD src)
DNS_STATUS	DnsQuery_A (const char *service, WORD requestType, DWORD options, void *, PDNS_RECORD *results, void *)
DNS_STATUS	PDNS::Cached_DnsQuery (const char *name, WORD type, DWORD options, void *extra, PDNS_RECORD *queryResults, void *reserved)
template<unsigned type, class RecordListType , class RecordType >
PBoolean	PDNS::Lookup (const PString &name, RecordListType &recordList)
void	PDNS::PrintOn (ostream &strm) const
SRVRecord *	PDNS::GetFirst ()
SRVRecord *	PDNS::GetNext ()
PDNS::NAPTRRecord *	PDNS::HandleDNSRecord (PDNS_RECORD dnsRecord, PDNS_RECORD results)
PBoolean	GetRecords (const PString &service, SRVRecordList &serviceList)
	return a list of DNS SRV record with the specified service type More...
PBoolean	GetSRVRecords (const PString &service, SRVRecordList &serviceList)
	provided for backwards compatibility More...
PBoolean	GetSRVRecords (const PString &service, const PString &type, const PString &domain, SRVRecordList &serviceList)
	return a list of DNS SRV record with the specified service, type and domain More...
PBoolean	LookupSRV (const PString &srvQuery, WORD defaultPort, PIPSocketAddressAndPortVector &addrList)
	Perform a DNS lookup of the specified service. More...
PBoolean	LookupSRV (const PString &domain, const PString &service, WORD defaultPort, PIPSocketAddressAndPortVector &addrList)
PBoolean	LookupSRV (const PURL &url, const PString &service, PStringList &returnStr)
void	PrintOn (ostream &strm) const
MXRecord *	GetFirst ()
MXRecord *	GetNext ()
PDNS::MXRecord *	HandleDNSRecord (PDNS_RECORD dnsRecord, PDNS_RECORD results)
PBoolean	GetRecords (const PString &domain, MXRecordList &serviceList)
	return a list of MX records for the specified domain More...
PBoolean	GetMXRecords (const PString &domain, MXRecordList &serviceList)
	provided for backwards compatibility More...

Variables
PINDEX	PDNS::priPos
PWORDArray	PDNS::priList
PINDEX	lastIndex

Macro Definition Documentation

#define DNS_QUERY_BYPASS_CACHE   0

#define DNS_QUERY_STANDARD   0

Referenced by PDNS::Lookup().

#define DNS_STATUS   int

Referenced by PDNS::Lookup().

#define DNS_TYPE_A   T_A

#define DNS_TYPE_AAAA   T_AAAA

#define DNS_TYPE_MX   T_MX

#define DNS_TYPE_NAPTR   T_NAPTR

#define DNS_TYPE_SRV   T_SRV

#define DnsFreeRecordList   1

#define P_HAS_RESOLV_H   1

#define T_NAPTR   35

#define T_SRV   33

Typedef Documentation

typedef DnsRecord DNS_RECORD

typedef DnsRecord* PDNS_RECORD

Enumeration Type Documentation

enum DNS_SECTION

Enumerator
DnsSectionQuestion
DnsSectionAnswer
DnsSectionAuthority
DnsSectionAdditional

Function Documentation

DNS_STATUS DnsQuery_A	(	const char *	service,
		WORD	requestType,
		DWORD	options,
		void *	,
		PDNS_RECORD *	results,
		void *
	)

void DnsRecordListFree	(	PDNS_RECORD	rec,
		int	FreeType
	)

PDNS_RECORD DnsRecordSetCopy

(

PDNS_RECORD

src

)

MXRecord* GetFirst

(

)

PBoolean GetMXRecords ( const PString &  domain, MXRecordList &  serviceList  )

inlineprotected

provided for backwards compatibility

References GetRecords().

MXRecord* GetNext

(

)

PBoolean GetRecords ( const PString &  service, SRVRecordList &  serviceList  )

inline

return a list of DNS SRV record with the specified service type

PBoolean GetRecords ( const PString &  domain, MXRecordList &  serviceList  )

inlineprotected

return a list of MX records for the specified domain

PBoolean GetSRVRecords ( const PString &  service, SRVRecordList &  serviceList  )

inline

provided for backwards compatibility

References GetRecords().

PBoolean GetSRVRecords	(	const PString &	service,
		const PString &	type,
		const PString &	domain,
		SRVRecordList &	serviceList
	)

return a list of DNS SRV record with the specified service, type and domain

PDNS::MXRecord* HandleDNSRecord	(	PDNS_RECORD	dnsRecord,
		PDNS_RECORD	results
	)

PBoolean LookupSRV	(	const PString &	srvQuery,
		WORD	defaultPort,
		PIPSocketAddressAndPortVector &	addrList
	)

Perform a DNS lookup of the specified service.

Returns

true if the service could be resolved, else false

PBoolean LookupSRV	(	const PString &	domain,
		const PString &	service,
		WORD	defaultPort,
		PIPSocketAddressAndPortVector &	addrList
	)

Parameters

domain	domain to lookup
service	service to use
defaultPort	default por to use
addrList	returned list of sockets and ports

PBoolean LookupSRV	(	const PURL &	url,
		const PString &	service,
		PStringList &	returnStr
	)

Parameters

url	URL to lookup
service	service to use
returnStr	resolved addresses, if return value is true

void PrintOn

(

ostream &

strm

)

const

Variable Documentation

PINDEX lastIndex