"====================================================================== | | AbstractSocketImpl | | $Revision: 1.7.5$ | $Date: 2000/05/28 16:56:52$ | $Author: pb$ | ======================================================================" "====================================================================== | | Copyright 1988-92, 1994-95, 1999, 2000 Free Software Foundation, Inc. | Written by Paolo Bonzini. | | This file is part of the GNU Smalltalk class library. | | The GNU Smalltalk class library is free software; you can redistribute it | and/or modify it under the terms of the GNU Lesser General Public License | as published by the Free Software Foundation; either version 2.1, or (at | your option) any later version. | | The GNU Smalltalk class library is distributed in the hope that it will be | useful, but WITHOUT ANY WARRANTY; without even the implied warranty of | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser | General Public License for more details. | | You should have received a copy of the GNU Lesser General Public License | along with the GNU Smalltalk class library; see the file COPYING.LESSER. | If not, write to the Free Software Foundation, 59 Temple Place - Suite | 330, Boston, MA 02111-1307, USA. | ======================================================================" UnixStream subclass: #AbstractSocketImpl instanceVariableNames: 'localAddress localPort ' classVariableNames: '' poolDictionaries: '' category: 'Sockets-Protocols' ! !AbstractSocketImpl class methodsFor: 'constants'! soLinger ^128! soReuseAddr ^4! soTimeout ^16r1006! tcpNoDelay ^1! sockDgram ^2! sockStream ^1! ! !AbstractSocketImpl methodsFor: 'abstract'! bindTo: ipAddress port: port self subclassResponsibility ! create self subclassResponsibility ! getSockName self subclassResponsibility ! optionAt: option level: level size: size self subclassResponsibility ! optionAt: option level: level put: anObject self subclassResponsibility ! ! !AbstractSocketImpl methodsFor: 'accessing'! localAddress ^localAddress ! localPort ^localPort ! ! !AbstractSocketImpl methodsFor: 'socket options'! soLinger | data | data := self optionAt: self class soLinger level: self class solSocket size: CInt sizeof * 2. (data intAt: 1) = 0 ifTrue: [ ^nil ]. ^data intAt: CInt sizeof + 1 ! soLinger: linger | data | data := ByteArray new: CInt sizeof * 2. linger isNil ifFalse: [ data at: 1 put: 1. data intAt: CInt sizeof + 1 put: linger ]. self optionAt: self class soLinger level: self class solSocket put: data ! soReuseAddr ^((self optionAt: self class soReuseAddr size: CInt sizeof) intAt: 1) > 0 ! soReuseAddr: aBoolean self optionAt: self class soReuseAddr level: self class solSocket put: aBoolean ! soTimeout ^(self optionAt: self class soTimeout level: self class solSocket size: CInt sizeof) intAt: 1 ! soTimeout: timeout self optionAt: self class soTimeout level: self class solSocket put: timeout ! tcpNoDelay ^((self optionAt: self class tcpNoDelay level: self class ipprotoTcp size: CInt sizeof) intAt: 1) > 0 ! tcpNoDelay: aBoolean | value | value := aBoolean ifTrue: [ 1 ] ifFalse: [ 0 ]. self optionAt: self class tcpNoDelay level: self class ipprotoTcp put: value ! ! !AbstractSocketImpl methodsFor: 'private'! makeByteArray: anObject | byteArray | (anObject class == ByteArray) ifTrue: [ ^anObject ]. (anObject class == IPAddress) ifTrue: [ ^anObject asByteArray ]. byteArray := ByteArray new: CInt sizeof. anObject == true ifTrue: [ byteArray intAt: 1 put: 1 ]. anObject isInteger ifTrue: [ byteArray intAt: 1 put: anObject ]. ^byteArray ! hasBeenBound | port | port := ValueHolder new. localAddress := IPAddress fromSockAddr: self getSockName port: port. localPort := port value ! ! !AbstractSocketImpl methodsFor: 'private'! nowDead ! !