author | Claus Gittinger <cg@exept.de> |
Wed, 21 May 2003 20:27:17 +0200 | |
changeset 1229 | b96b65284981 |
parent 1228 | b766b9873ba6 |
child 1232 | 49ce4681f1c0 |
permissions | -rw-r--r-- |
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" |
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COPYRIGHT (c) 1995 by Claus Gittinger |
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All Rights Reserved |
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This software is furnished under a license and may be used |
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only in accordance with the terms of that license and with the |
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inclusion of the above copyright notice. This software may not |
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be provided or otherwise made available to, or used by, any |
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other person. No title to or ownership of the software is |
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hereby transferred. |
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" |
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"{ Package: 'stx:libbasic2' }" |
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UninterpretedBytes variableByteSubclass:#SocketAddress |
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instanceVariableNames:'' |
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classVariableNames:'DomainToClassMapping' |
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poolDictionaries:'' |
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category:'OS-Sockets' |
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! |
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!SocketAddress class methodsFor:'documentation'! |
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copyright |
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" |
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COPYRIGHT (c) 1995 by Claus Gittinger |
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All Rights Reserved |
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This software is furnished under a license and may be used |
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only in accordance with the terms of that license and with the |
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inclusion of the above copyright notice. This software may not |
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be provided or otherwise made available to, or used by, any |
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other person. No title to or ownership of the software is |
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hereby transferred. |
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" |
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! |
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documentation |
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" |
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Abstract superclass for subclasses implementing various IPC addressing schemes. |
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See concrete examples IPSocketAddress and UDSocketAddress. |
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ST-80 compatibility class. |
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This may be required when existing code has to be ported to ST/X; |
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however, it may not be complete and more protocol may be added in the future. |
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The code here was created when public domain code (Manchester) had to |
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be ported to ST/X and missing classes/methods were encountered, and code added |
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by reasoning 'what the original class could probably do there'. |
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This is an additional goody class; therefore: |
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THIS SOFTWARE IS PROVIDED BY THE CONTRIBUTOR ``AS IS'' AND |
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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ARE DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTOR BE LIABLE |
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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SUCH DAMAGE. |
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" |
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! ! |
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!SocketAddress class methodsFor:'instance creation'! |
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hostAddress:addr |
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"get a new instance given addr-bytes" |
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^ self hostAddress:addr port:0 |
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! |
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hostAddress:addr port:portNr |
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"get a new instance given addr-bytes and a portNr" |
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^ self new hostAddress:addr; port:portNr |
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! |
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hostName:name |
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"get a new instance given a hostname" |
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^ self hostName:name serviceName:nil type:nil |
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! |
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hostName:name port:portNr |
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"get a new instance given a hostname and port" |
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^ self hostName:name serviceName:portNr type:nil |
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! |
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hostName:name serviceName:portNrOrName type:socketTypeSymbol |
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"get a new instance given a hostname, port or service and type" |
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|addressInfo serviceName port sa| |
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portNrOrName isString ifTrue:[ |
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serviceName := portNrOrName |
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] ifFalse:[ |
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port := portNrOrName. |
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]. |
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addressInfo := self |
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getAddressInfo:name |
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serviceName:serviceName |
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domain:(self domainSymbol) |
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type:socketTypeSymbol |
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protocol:nil |
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flags:0. |
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sa := addressInfo first socketAddress. |
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addressInfo size > 1 ifTrue:[ |
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(addressInfo contains:[:entry| entry socketAddress ~= sa]) ifTrue:[ |
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self error:'too many results' |
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]. |
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]. |
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port notNil ifTrue:[ |
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sa port:port. |
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]. |
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^ sa |
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" |
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SocketAddress hostName:'localhost' serviceName:10 type:#stream |
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IPSocketAddress hostName:'localhost' serviceName:'echo' type:#datagram |
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IPSocketAddress hostName:'localhost' serviceName:'echo' type:nil |
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" |
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! |
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new |
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|numBytes| |
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self == SocketAddress ifTrue:[ |
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self error:'SocketAddress is abstract'. |
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]. |
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135 |
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numBytes := self socketAddressSize. |
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numBytes isNil ifTrue:[ |
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self error:'unsupported domain'. |
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^ nil |
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]. |
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^ (self new:numBytes) domainCode:(self domainCode) |
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" |
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IPSocketAddress new |
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IPv6SocketAddress new |
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UDSocketAddress new |
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AppletalkSocketAddress new |
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" |
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! |
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newDomain:domain |
152 |
"answer an new socket address for a given domain" |
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^ (self knownClassFromCode:domain) new |
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" |
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self newDomain:#afUnix |
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self newDomain:#afInet |
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self newDomain:#'AF_UNIX' |
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self newDomain:#'AF_INET' |
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self newDomain:#unix |
164 |
self newDomain:#inet |
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" |
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! ! |
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100 | 168 |
!SocketAddress class methodsFor:'queries'! |
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domainCode |
171 |
"answer the numerical domain code used in socket addresses" |
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173 |
^ OperatingSystem socketAccessor domainCodeOf:self domainSymbol |
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! |
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100 | 176 |
domainCodeFromName:aNameSymbol |
816 | 177 |
"this is a compatibility method; |
178 |
VW returns the internal unix codes here - however, in ST/X, |
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symbols are returned, which are translated later" |
816 | 180 |
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aNameSymbol == #afUnix ifTrue:[^ #'AF_UNIX']. |
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aNameSymbol == #afInet ifTrue:[^ #'AF_INET']. |
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aNameSymbol == #afIpV6 ifTrue:[^ #'AF_INET6']. |
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aNameSymbol == #afAppletalk ifTrue:[^ #'AF_APPLETALK']. |
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aNameSymbol == #afDecnet ifTrue:[^ #'AF_DECnet']. |
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aNameSymbol == #afSna ifTrue:[^ #'AF_SNA']. |
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aNameSymbol == #afNs ifTrue:[^ #'AF_NS']. |
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aNameSymbol == #afCcitt ifTrue:[^ #'AF_CCITT']. |
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aNameSymbol == #afImplink ifTrue:[^ #'AF_IMPLINK']. |
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aNameSymbol == #afPup ifTrue:[^ #'AF_PUP']. |
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aNameSymbol == #afChaos ifTrue:[^ #'AF_CHAOS']. |
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aNameSymbol == #afEcma ifTrue:[^ #'AF_ECMA']. |
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193 |
aNameSymbol == #afDatakit ifTrue:[^ #'AF_DATAKIT']. |
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aNameSymbol == #afDli ifTrue:[^ #'AF_DLI']. |
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aNameSymbol == #afLat ifTrue:[^ #'AF_LAT']. |
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aNameSymbol == #afHylink ifTrue:[^ #'AF_HYLINK']. |
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197 |
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198 |
aNameSymbol == #afUnspec ifTrue:[^ #'AF_UNSPEC']. |
816 | 199 |
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100 | 200 |
"/ |
201 |
"/ could someone tell me which symbols are used in ST-80's SocketAddress class ? |
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202 |
"/ |
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203 |
self error:'no more mimicri implemented yet ...' |
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602 | 204 |
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205 |
"Modified: / 9.1.1998 / 10:03:56 / stefan" |
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816 | 206 |
! |
207 |
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208 |
domainNameFromCode:code |
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209 |
"this is a compatibility method; |
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210 |
VW expects the internal unix codes here - however, in ST/X, |
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211 |
symbols are expected - keeping the numeric values secret (in Socket)" |
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212 |
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213 |
code == #unix ifTrue:[^ #afUnix]. |
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214 |
code == #'AF_UNIX' ifTrue:[^ #afUnix]. |
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215 |
code == #inet ifTrue:[^ #afInet]. |
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216 |
code == #'AF_INET' ifTrue:[^ #afInet]. |
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217 |
code == #inet6 ifTrue:[^ #afIpV6]. |
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code == #'AF_INET6' ifTrue:[^ #afIpV6]. |
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code == #appletalk ifTrue:[^ #afAppletalk]. |
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220 |
code == #'AF_APPLETALK' ifTrue:[^ #afAppletalk]. |
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221 |
code == #DECnet ifTrue:[^ #afDecnet]. |
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code == #'AF_DECNET' ifTrue:[^ #afDecnet]. |
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223 |
code == #sna ifTrue:[^ #afSna]. |
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224 |
code == #'AF_SNA' ifTrue:[^ #afSna]. |
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225 |
code == #xns ifTrue:[^ #afNs]. |
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226 |
code == #'AF_NS' ifTrue:[^ #afNs]. |
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227 |
code == #ccitt ifTrue:[^ #afCcitt]. |
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228 |
code == #'AF_CCITT' ifTrue:[^ #afCcitt]. |
816 | 229 |
|
230 |
"/ |
|
231 |
"/ could someone tell me which symbols are used in ST-80's SocketAddress class ? |
|
232 |
"/ |
|
233 |
self error:'no more mimicri implemented yet ...' |
|
234 |
! |
|
235 |
||
1164 | 236 |
domainSymbol |
237 |
"answer the domain symbol. Subclasses redefine this" |
|
238 |
||
239 |
self == SocketAddress ifTrue:[ |
|
240 |
^ nil |
|
241 |
] ifFalse:[ |
|
242 |
self subclassResponsibility |
|
243 |
] |
|
244 |
! |
|
245 |
||
246 |
getAddressInfo:hostName serviceName:serviceName domain:domainArg type:typeArg protocol:protoArg flags:flags |
|
247 |
"answer an Array of socket addresses for serviceName on hostName |
|
248 |
Domain, type, protocol may be nil or specify a hint for the socket |
|
249 |
addresses to be returned." |
|
250 |
||
251 |
^ OperatingSystem socketAccessor |
|
252 |
getAddressInfo:hostName serviceName:serviceName |
|
253 |
domain:domainArg type:typeArg protocol:protoArg flags:flags |
|
254 |
||
255 |
" |
|
256 |
self getAddressInfo:'localhost' serviceName:nil |
|
257 |
domain:nil type:nil protocol:nil flags:nil |
|
258 |
self getAddressInfo:'localhost' serviceName:nil |
|
259 |
domain:#inet type:#stream protocol:nil flags:nil |
|
260 |
self getAddressInfo:'localhost' serviceName:nil |
|
261 |
domain:#inet type:#stream protocol:#tcp flags:nil |
|
262 |
self getAddressInfo:'blurb.exept.de' serviceName:nil |
|
263 |
domain:#inet type:nil protocol:nil flags:nil |
|
264 |
self getAddressInfo:'1.2.3.4' serviceName:'6' |
|
265 |
domain:#inet type:nil protocol:nil flags:nil |
|
266 |
self getAddressInfo:'localhost' serviceName:'echo' |
|
267 |
domain:#inet6 type:nil protocol:nil flags:nil |
|
268 |
" |
|
269 |
! |
|
270 |
||
1167 | 271 |
getAddressInfo:hostName serviceName:serviceName type:typeArg protocol:protoArg flags:flags |
272 |
"answer an Array of socket addresses for serviceName on hostName |
|
273 |
Domain, type, protocol may be nil or specify a hint for the socket |
|
274 |
addresses to be returned." |
|
275 |
||
276 |
^ OperatingSystem socketAccessor |
|
277 |
getAddressInfo:hostName serviceName:serviceName |
|
278 |
domain:self domainCode type:typeArg protocol:protoArg flags:flags |
|
279 |
||
280 |
" |
|
281 |
IPSocketAddress getAddressInfo:'localhost' serviceName:nil |
|
282 |
type:nil protocol:nil flags:nil |
|
283 |
IPSocketAddress getAddressInfo:'localhost' serviceName:nil |
|
284 |
type:#stream protocol:nil flags:nil |
|
285 |
IPSocketAddress getAddressInfo:'localhost' serviceName:nil |
|
286 |
type:#stream protocol:#tcp flags:nil |
|
287 |
IPSocketAddress getAddressInfo:'blurb.exept.de' serviceName:nil |
|
288 |
type:nil protocol:nil flags:nil |
|
289 |
IPSocketAddress getAddressInfo:'1.2.3.4' serviceName:'6' |
|
290 |
type:nil protocol:nil flags:nil |
|
291 |
IPSocketAddress getAddressInfo:'localhost' serviceName:'echo' |
|
292 |
type:nil protocol:nil flags:nil |
|
293 |
" |
|
294 |
! |
|
295 |
||
1164 | 296 |
getNameInfo:socketAddress wantHostName:wantHostName wantServiceName:wantServiceName datagram:useDatagram flags:flags |
297 |
"answer an Array containing the hostName and serviceName |
|
298 |
in socketAddress. SocketType may be one " |
|
299 |
||
300 |
^ OperatingSystem socketAccessor |
|
301 |
getNameInfo:socketAddress wantHostName:wantHostName |
|
302 |
wantServiceName:wantServiceName datagram:useDatagram flags:flags |
|
303 |
||
304 |
" |
|
305 |
self getNameInfo: |
|
306 |
(self getAddressInfo:'localhost' serviceName:'echo' |
|
307 |
domain:#inet type:#stream protocol:nil flags:nil) first socketAddress |
|
308 |
wantHostName:true wantServiceName:true datagram:false flags:0 |
|
309 |
" |
|
310 |
! |
|
311 |
||
816 | 312 |
knownClassFromCode:code |
313 |
"this is a compatibility method; |
|
314 |
VW expects the internal unix codes here - however, in ST/X, |
|
315 |
symbols are expected - keeping the numeric values secret (in Socket)" |
|
316 |
||
1229 | 317 |
|cls| |
318 |
||
319 |
DomainToClassMapping isNil ifTrue:[ |
|
320 |
DomainToClassMapping := IdentityDictionary new |
|
321 |
]. |
|
322 |
cls := DomainToClassMapping at:code ifAbsent:nil. |
|
323 |
cls notNil ifTrue:[^ cls]. |
|
1226
0114bd044aa9
vw compatible domainSymbols (afXXX)
Claus Gittinger <cg@exept.de>
parents:
1225
diff
changeset
|
324 |
code notNil ifTrue:[ |
1229 | 325 |
self allSubclassesDo:[:aSubClass| |
326 |
(aSubClass domainCode == code |
|
327 |
or:[aSubClass domainSymbol == code |
|
328 |
or:[aSubClass obsoleteDomainSymbol == code |
|
329 |
or:[aSubClass vwDomainSymbol == code]]]) |
|
330 |
ifTrue:[ |
|
331 |
DomainToClassMapping at:code put:aSubClass. |
|
332 |
^ aSubClass |
|
1226
0114bd044aa9
vw compatible domainSymbols (afXXX)
Claus Gittinger <cg@exept.de>
parents:
1225
diff
changeset
|
333 |
]. |
1164 | 334 |
]. |
335 |
]. |
|
336 |
^ SocketAddress |
|
816 | 337 |
|
1164 | 338 |
" |
1229 | 339 |
self knownClassFromCode:#'AF_UNIX' |
1226
0114bd044aa9
vw compatible domainSymbols (afXXX)
Claus Gittinger <cg@exept.de>
parents:
1225
diff
changeset
|
340 |
self knownClassFromCode:#'AF_INET' |
0114bd044aa9
vw compatible domainSymbols (afXXX)
Claus Gittinger <cg@exept.de>
parents:
1225
diff
changeset
|
341 |
|
0114bd044aa9
vw compatible domainSymbols (afXXX)
Claus Gittinger <cg@exept.de>
parents:
1225
diff
changeset
|
342 |
self knownClassFromCode:1 |
0114bd044aa9
vw compatible domainSymbols (afXXX)
Claus Gittinger <cg@exept.de>
parents:
1225
diff
changeset
|
343 |
self knownClassFromCode:2 |
0114bd044aa9
vw compatible domainSymbols (afXXX)
Claus Gittinger <cg@exept.de>
parents:
1225
diff
changeset
|
344 |
|
0114bd044aa9
vw compatible domainSymbols (afXXX)
Claus Gittinger <cg@exept.de>
parents:
1225
diff
changeset
|
345 |
self knownClassFromCode:#unix obsolete ST/X codes |
1164 | 346 |
self knownClassFromCode:#inet |
1226
0114bd044aa9
vw compatible domainSymbols (afXXX)
Claus Gittinger <cg@exept.de>
parents:
1225
diff
changeset
|
347 |
|
0114bd044aa9
vw compatible domainSymbols (afXXX)
Claus Gittinger <cg@exept.de>
parents:
1225
diff
changeset
|
348 |
self knownClassFromCode:#afUnix visualWorks codes |
0114bd044aa9
vw compatible domainSymbols (afXXX)
Claus Gittinger <cg@exept.de>
parents:
1225
diff
changeset
|
349 |
self knownClassFromCode:#afInet |
1164 | 350 |
" |
351 |
! |
|
816 | 352 |
|
1226
0114bd044aa9
vw compatible domainSymbols (afXXX)
Claus Gittinger <cg@exept.de>
parents:
1225
diff
changeset
|
353 |
obsoleteDomainSymbol |
0114bd044aa9
vw compatible domainSymbols (afXXX)
Claus Gittinger <cg@exept.de>
parents:
1225
diff
changeset
|
354 |
^ nil |
0114bd044aa9
vw compatible domainSymbols (afXXX)
Claus Gittinger <cg@exept.de>
parents:
1225
diff
changeset
|
355 |
! |
0114bd044aa9
vw compatible domainSymbols (afXXX)
Claus Gittinger <cg@exept.de>
parents:
1225
diff
changeset
|
356 |
|
1164 | 357 |
socketAddressSize |
358 |
"answer the OS specific size of a socket address" |
|
359 |
||
1228
b766b9873ba6
refactored & dead code eliminated
Claus Gittinger <cg@exept.de>
parents:
1226
diff
changeset
|
360 |
^ OperatingSystem socketAccessor socketAddressSize:(self domainSymbol) |
b766b9873ba6
refactored & dead code eliminated
Claus Gittinger <cg@exept.de>
parents:
1226
diff
changeset
|
361 |
|
b766b9873ba6
refactored & dead code eliminated
Claus Gittinger <cg@exept.de>
parents:
1226
diff
changeset
|
362 |
" |
b766b9873ba6
refactored & dead code eliminated
Claus Gittinger <cg@exept.de>
parents:
1226
diff
changeset
|
363 |
UDSocketAddress socketAddressSize |
b766b9873ba6
refactored & dead code eliminated
Claus Gittinger <cg@exept.de>
parents:
1226
diff
changeset
|
364 |
IPSocketAddress socketAddressSize |
b766b9873ba6
refactored & dead code eliminated
Claus Gittinger <cg@exept.de>
parents:
1226
diff
changeset
|
365 |
IPv6SocketAddress socketAddressSize |
b766b9873ba6
refactored & dead code eliminated
Claus Gittinger <cg@exept.de>
parents:
1226
diff
changeset
|
366 |
AppletalkSocketAddress socketAddressSize |
b766b9873ba6
refactored & dead code eliminated
Claus Gittinger <cg@exept.de>
parents:
1226
diff
changeset
|
367 |
DecNetSocketAddress socketAddressSize |
b766b9873ba6
refactored & dead code eliminated
Claus Gittinger <cg@exept.de>
parents:
1226
diff
changeset
|
368 |
" |
1226
0114bd044aa9
vw compatible domainSymbols (afXXX)
Claus Gittinger <cg@exept.de>
parents:
1225
diff
changeset
|
369 |
! |
0114bd044aa9
vw compatible domainSymbols (afXXX)
Claus Gittinger <cg@exept.de>
parents:
1225
diff
changeset
|
370 |
|
0114bd044aa9
vw compatible domainSymbols (afXXX)
Claus Gittinger <cg@exept.de>
parents:
1225
diff
changeset
|
371 |
vwDomainSymbol |
0114bd044aa9
vw compatible domainSymbols (afXXX)
Claus Gittinger <cg@exept.de>
parents:
1225
diff
changeset
|
372 |
^ nil |
100 | 373 |
! ! |
374 |
||
818 | 375 |
!SocketAddress methodsFor:'accessing'! |
376 |
||
1164 | 377 |
domainCode |
378 |
||
379 |
^ self unsignedShortAt:1 |
|
380 |
! |
|
381 |
||
382 |
domainCode:anInteger |
|
383 |
||
384 |
self unsignedShortAt:1 put:anInteger |
|
385 |
! |
|
386 |
||
1223 | 387 |
hostAddress:addressBytes |
1164 | 388 |
"generic method, subclasses usually redefine this" |
818 | 389 |
|
1223 | 390 |
"/ the first 2-bytes (a short) is the domainCode |
391 |
self replaceBytesFrom:1+2 to:addressBytes size+2 with:addressBytes startingAt:1 |
|
392 |
||
393 |
" |
|
394 |
IPSocketAddress hostAddress:#[193 141 12 193] port:80 |
|
395 |
" |
|
818 | 396 |
! |
397 |
||
1223 | 398 |
hostAddress:addressBytes port:portNr |
399 |
self hostAddress:addressBytes. |
|
818 | 400 |
self port:portNr |
401 |
||
402 |
" |
|
403 |
IPSocketAddress hostAddress:#[193 141 12 193] port:10 |
|
404 |
" |
|
1223 | 405 |
! |
818 | 406 |
|
1223 | 407 |
port |
408 |
self subclassResponsibility |
|
409 |
! |
|
410 |
||
411 |
port:portNr |
|
412 |
self subclassResponsibility |
|
818 | 413 |
! ! |
414 |
||
1164 | 415 |
!SocketAddress methodsFor:'printing & storing'! |
416 |
||
417 |
displayString |
|
1228
b766b9873ba6
refactored & dead code eliminated
Claus Gittinger <cg@exept.de>
parents:
1226
diff
changeset
|
418 |
"redefine from Collection" |
1164 | 419 |
|
420 |
|s| |
|
421 |
||
422 |
s := WriteStream on:''. |
|
423 |
self printOn:s. |
|
424 |
^ s contents. |
|
425 |
! ! |
|
426 |
||
427 |
!SocketAddress methodsFor:'private'! |
|
428 |
||
429 |
fromBytes:aByteArray |
|
430 |
"Copy the internal representation of a SocketAddress to myself |
|
431 |
||
432 |
This is an internal interface!!" |
|
433 |
||
1225 | 434 |
self replaceBytesFrom:1 to:(self size) with:aByteArray startingAt:1. |
435 |
||
436 |
||
1164 | 437 |
! ! |
438 |
||
100 | 439 |
!SocketAddress methodsFor:'queries'! |
440 |
||
488 | 441 |
address |
442 |
^ self subclassResponsibility |
|
443 |
! |
|
444 |
||
111 | 445 |
hostName |
1164 | 446 |
^ (self class getNameInfo:self wantHostName:true |
447 |
wantServiceName:false datagram:false flags:0) first |
|
111 | 448 |
|
1164 | 449 |
" |
450 |
(IPSocketAddress hostAddress:#[127 0 0 1] port:7) hostName |
|
1228
b766b9873ba6
refactored & dead code eliminated
Claus Gittinger <cg@exept.de>
parents:
1226
diff
changeset
|
451 |
(IPSocketAddress hostAddress:#[193 141 12 193] port:10) hostName |
b766b9873ba6
refactored & dead code eliminated
Claus Gittinger <cg@exept.de>
parents:
1226
diff
changeset
|
452 |
(IPSocketAddress hostAddress:#[193 141 12 244]) hostName |
1164 | 453 |
" |
111 | 454 |
! |
455 |
||
100 | 456 |
portOrName |
210 | 457 |
^ self subclassResponsibility |
1164 | 458 |
! |
459 |
||
460 |
serviceName |
|
461 |
^ (self class getNameInfo:self wantHostName:false |
|
462 |
wantServiceName:true datagram:false flags:0) second |
|
463 |
||
464 |
" |
|
465 |
(IPSocketAddress hostAddress:#[127 0 0 1] port:7) serviceName |
|
466 |
(IPSocketAddress hostAddress:#[193 141 12 193] port:10) serviceName |
|
467 |
" |
|
100 | 468 |
! ! |
469 |
||
488 | 470 |
!SocketAddress class methodsFor:'documentation'! |
471 |
||
472 |
version |
|
1229 | 473 |
^ '$Header: /cvs/stx/stx/libbasic2/SocketAddress.st,v 1.16 2003-05-21 18:27:17 cg Exp $' |
488 | 474 |
! ! |