Up

NSHost class reference

Authors

Luke Howard (lukeh@xedoc.com.au)
Richard Frith-Macdonald (richard@brainstorm.co.uk)

Version: 34629

Date: 2012-01-25 19:52:34 +0000 (Wed, 25 Jan 2012)

Copyright: (C) 1996, 1997,1999 Free Software Foundation, Inc.


Contents -

  1. Software documentation for the NSHost class
  2. Software documentation for the NSHost(GNUstep) category

Software documentation for the NSHost class

NSHost : NSObject

Declared in:
Foundation/NSHost.h
Availability: OpenStep

Instances of this class encapsulate host information. Constructors based on host name or numeric address are provided.
Method summary

currentHost 

+ (NSHost*) currentHost;
Availability: OpenStep

Get current host object.

flushHostCache 

+ (void) flushHostCache;
Availability: OpenStep

Clear cache of host info instances.

hostWithAddress: 

+ (NSHost*) hostWithAddress: (NSString*)address;
Availability: OpenStep

Get a host object. Hosts are cached for efficiency. The address must be an IPV4 "dotted decimal" string, e.g.
  NSHost aHost = [NSHost hostWithAddress:@"192.42.172.1"];
 

hostWithName: 

+ (NSHost*) hostWithName: (NSString*)name;
Availability: OpenStep

Get info for host with given DNS name.

isHostCacheEnabled 

+ (BOOL) isHostCacheEnabled;
Availability: OpenStep

Return host cache management. If enabled, only one object representing each host will be created, and a shared instance will be returned by all methods that return a host.

setHostCacheEnabled: 

+ (void) setHostCacheEnabled: (BOOL)flag;
Availability: OpenStep

Set host cache management. If enabled, only one object representing each host will be created, and a shared instance will be returned by all methods that return a host.

address 

- (NSString*) address;
Availability: OpenStep

Return host address in "dotted decimal" notation, e.g. "192.42.172.1". Chosen arbitrarily if a host has more than one.

addresses 

- (NSArray*) addresses;
Availability: OpenStep

Return all known addresses for host in "dotted decimal" notation, e.g. "192.42.172.1".

isEqualToHost: 

- (BOOL) isEqualToHost: (NSHost*)aHost;
Availability: OpenStep

Compare hosts. Hosts are equal if they share at least one address

name 

- (NSString*) name;
Availability: OpenStep

Return host name. Chosen arbitrarily if a host has more than one.

names 

- (NSArray*) names;
Availability: OpenStep

Return all known names for host.

Software documentation for the NSHost(GNUstep) category

NSHost(GNUstep)

Declared in:
Foundation/NSHost.h
Availability: Base
Likely to be changed/moved/removed at 1.17.0

Adds synonym for +currentHost .
Method summary

localHost 

+ (NSHost*) localHost;
Availability: Base
Likely to be changed/moved/removed at 1.17.0

Synonym for +currentHost .


Up