gethostent()

The gethostent() call returns a pointer to the next entry in the ETC\HOSTS file.

Syntax

#include <netdb.h>
struct hostent *gethostent()

Description

This call returns a pointer to a hostent structure, which contains the equivalent fields for a host description line in the ETC\HOSTS file. The hostent structure is defined in the <NETDB.H> file.

Return Values

The return value points to static data that subsequent API calls can modify. This call returns a pointer to a hostent structure for the host address specified on the call and indicates success. A NULL pointer indicates an error or EOF.

The <NETDB.H> header file defines the hostent structure and contains the following elements:

Element

Description

h _ name

Officialnameofthehost h _ aliases

Zero - terminatedarrayofalternativenamesforthehost h _ addrtype

Theaddressfamilyofthenetworkaddressbeingreturned ,alwayssettoAF _ INET h _ length

Lengthoftheaddressinbytes h _ addr

Pointertothenetworkaddressofthehost

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