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/***** BEGIN LICENSE BLOCK *****
* Version: CPL 1.0/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Common Public
* License Version 1.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.eclipse.org/legal/cpl-v10.html
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* Copyright (C) 2007-2010 JRuby Team
* Copyright (C) 2007 Ola Bini
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
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* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
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package org.jruby.ext.socket;
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.net.UnknownHostException;
import org.jruby.Ruby;
import org.jruby.RubyClass;
import org.jruby.anno.JRubyClass;
import org.jruby.anno.JRubyMethod;
import org.jruby.exceptions.RaiseException;
import org.jruby.runtime.ObjectAllocator;
import org.jruby.runtime.ThreadContext;
import org.jruby.runtime.builtin.IRubyObject;
import org.jruby.util.io.BadDescriptorException;
import static org.jruby.CompatVersion.*;
/**
* @author Ola Bini
*/
@JRubyClass(name="IPSocket", parent="BasicSocket")
public class RubyIPSocket extends RubyBasicSocket {
static void createIPSocket(Ruby runtime) {
RubyClass rb_cIPSocket = runtime.defineClass("IPSocket", runtime.fastGetClass("BasicSocket"), IPSOCKET_ALLOCATOR);
rb_cIPSocket.defineAnnotatedMethods(RubyIPSocket.class);
runtime.getObject().fastSetConstant("IPsocket",rb_cIPSocket);
}
private static ObjectAllocator IPSOCKET_ALLOCATOR = new ObjectAllocator() {
public IRubyObject allocate(Ruby runtime, RubyClass klass) {
return new RubyIPSocket(runtime, klass);
}
};
public RubyIPSocket(Ruby runtime, RubyClass type) {
super(runtime, type);
}
protected static RuntimeException sockerr(Ruby runtime, String msg) {
return new RaiseException(runtime, runtime.fastGetClass("SocketError"), msg, true);
}
public IRubyObject packSockaddrFromAddress(InetSocketAddress sock, ThreadContext context) {
if (sock == null) {
return RubySocket.pack_sockaddr_in(context, this, 0, "");
} else {
return RubySocket.pack_sockaddr_in(context, sock);
}
}
private IRubyObject addrFor(ThreadContext context, InetSocketAddress addr, boolean reverse) {
Ruby r = context.getRuntime();
IRubyObject[] ret = new IRubyObject[4];
ret[0] = r.newString("AF_INET");
ret[1] = r.newFixnum(addr.getPort());
String hostAddress = addr.getAddress().getHostAddress();
if (!reverse || doNotReverseLookup(context)) {
ret[2] = r.newString(hostAddress);
} else {
ret[2] = r.newString(addr.getHostName());
}
ret[3] = r.newString(hostAddress);
return r.newArrayNoCopy(ret);
}
@Deprecated
public IRubyObject addr() {
return addr(getRuntime().getCurrentContext());
}
@JRubyMethod
public IRubyObject addr(ThreadContext context) {
return addrCommon(context, true);
}
@JRubyMethod(name = "addr", compat = RUBY1_9)
public IRubyObject addr19(ThreadContext context) {
return addrCommon(context, true);
}
@JRubyMethod(name = "addr", compat = RUBY1_9)
public IRubyObject addr19(ThreadContext context, IRubyObject reverse) {
return addrCommon(context, reverse.isTrue());
}
private IRubyObject addrCommon(ThreadContext context, boolean reverse) {
try {
InetSocketAddress address = getLocalSocket("addr");
if (address == null) {
throw context.getRuntime().newErrnoENOTSOCKError("Not socket or not connected");
}
return addrFor(context, address, reverse);
} catch (BadDescriptorException e) {
throw context.runtime.newErrnoEBADFError();
}
}
@Deprecated
public IRubyObject peeraddr() {
return peeraddr(getRuntime().getCurrentContext());
}
@JRubyMethod
public IRubyObject peeraddr(ThreadContext context) {
return peeraddrCommon(context, true);
}
@JRubyMethod(name = "peeraddr", compat = RUBY1_9)
public IRubyObject peeraddr19(ThreadContext context) {
return peeraddrCommon(context, true);
}
@JRubyMethod(name = "peeraddr", compat = RUBY1_9)
public IRubyObject peeraddr19(ThreadContext context, IRubyObject reverse) {
return peeraddrCommon(context, reverse.isTrue());
}
private IRubyObject peeraddrCommon(ThreadContext context, boolean reverse) {
try {
InetSocketAddress address = getRemoteSocket();
if (address == null) {
throw context.getRuntime().newErrnoENOTSOCKError("Not socket or not connected");
}
return addrFor(context, address, reverse);
} catch (BadDescriptorException e) {
throw context.runtime.newErrnoEBADFError();
}
}
@Override
protected IRubyObject getSocknameCommon(ThreadContext context, String caller) {
try {
InetSocketAddress sock = getLocalSocket(caller);
return packSockaddrFromAddress(sock, context);
} catch (BadDescriptorException e) {
throw context.runtime.newErrnoEBADFError();
}
}
@Override
public IRubyObject getpeername(ThreadContext context) {
try {
InetSocketAddress sock = getRemoteSocket();
return packSockaddrFromAddress(sock, context);
} catch (BadDescriptorException e) {
throw context.runtime.newErrnoEBADFError();
}
}
@Deprecated
public static IRubyObject getaddress(IRubyObject recv, IRubyObject hostname) {
return getaddress(recv.getRuntime().getCurrentContext(), recv, hostname);
}
@JRubyMethod(meta = true)
public static IRubyObject getaddress(ThreadContext context, IRubyObject recv, IRubyObject hostname) {
try {
return context.getRuntime().newString(InetAddress.getByName(hostname.convertToString().toString()).getHostAddress());
} catch(UnknownHostException e) {
throw sockerr(context.getRuntime(), "getaddress: name or service not known");
}
}
@JRubyMethod(required = 1, optional = 1)
public IRubyObject recvfrom(ThreadContext context, IRubyObject[] args) {
try {
IRubyObject result = recv(context, args);
InetSocketAddress sender = getRemoteSocket();
int port;
String hostName;
String hostAddress;
if (sender == null) {
port = 0;
hostName = hostAddress = "0.0.0.0";
} else {
port = sender.getPort();
hostName = sender.getHostName();
hostAddress = sender.getAddress().getHostAddress();
}
IRubyObject addressArray = context.getRuntime().newArray(
new IRubyObject[] {
context.getRuntime().newString("AF_INET"),
context.getRuntime().newFixnum(port),
context.getRuntime().newString(hostName),
context.getRuntime().newString(hostAddress)
});
return context.getRuntime().newArray(new IRubyObject[] { result, addressArray });
} catch (BadDescriptorException e) {
throw context.runtime.newErrnoEBADFError();
}
}
}// RubyIPSocket
