Netdb
[Application library]

Collaboration diagram for Netdb:

Data Structures
struct	hostent
	Structure returned by network data base library. More...
Files
file	netdb.h
	Structures and interfaces according to the BSD netdb.h file.
Host entry address types definitions.
#define	HOST_NOT_FOUND   1
	Authoritative Answer Host not found address type.
#define	TRY_AGAIN   2
	Non-Authoritive Host not found, or SERVERFAIL address type.
#define	NO_RECOVERY   3
	Non recoverable errors, FORMERR, REFUSED, NOTIMP address type.
#define	NO_DATA   4
	Valid name, no data record of requested type address type.
#define	NO_ADDRESS   NO_DATA
	No address, look for MX record address type.

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Define Documentation

#define HOST_NOT_FOUND   1

Authoritative Answer Host not found address type.

#define NO_ADDRESS   NO_DATA

No address, look for MX record address type.

#define NO_DATA   4

Valid name, no data record of requested type address type.

Referenced by getsockopt(), recvfrom(), recvfrom_core(), sendto_core(), socket_send_data(), tcp_process_packet(), tcp_queue_prepare_packet(), tcp_recvfrom_message(), tcp_send_message(), udp_process_packet(), and udp_recvfrom_message().

#define NO_RECOVERY   3

Non recoverable errors, FORMERR, REFUSED, NOTIMP address type.

#define TRY_AGAIN   2

Non-Authoritive Host not found, or SERVERFAIL address type.