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/*
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* Copyright 2007 Sun Microsystems, Inc. All Rights Reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Sun designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Sun in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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* CA 95054 USA or visit www.sun.com if you need additional information or
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* have any questions.
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*/
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#include <stdio.h>
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#ifdef _WIN32
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#include <winsock2.h>
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#include <ws2tcpip.h>
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#else
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <netinet/tcp.h>
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#endif
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/**
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* Generates sun.nio.ch.SocketOptionRegistry, a class that maps Java-level
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* socket options to the platform specific level and option.
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*/
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static void out(char* s) {
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printf("%s\n", s);
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}
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static void emit(const char *name, char * family, int level, int optname) {
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printf(" map.put(new RegistryKey(%s, %s),", name, family);
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printf(" new OptionKey(%d, %d));\n", level, optname);
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}
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static void emit_unspec(const char *name, int level, int optname) {
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emit(name, "Net.UNSPEC", level, optname);
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}
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static void emit_inet(const char *name, int level, int optname) {
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emit(name, "StandardProtocolFamily.INET", level, optname);
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}
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static void emit_inet6(const char *name, int level, int optname) {
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emit(name, "StandardProtocolFamily.INET6", level, optname);
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}
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int main(int argc, const char* argv[]) {
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out("// AUTOMATICALLY GENERATED FILE - DO NOT EDIT ");
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out("package sun.nio.ch; ");
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out("import java.net.SocketOption; ");
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out("import java.net.StandardSocketOption; ");
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out("import java.net.ProtocolFamily; ");
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out("import java.net.StandardProtocolFamily; ");
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out("import java.util.Map; ");
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out("import java.util.HashMap; ");
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out("class SocketOptionRegistry { ");
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out(" private SocketOptionRegistry() { } ");
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out(" private static class RegistryKey { ");
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out(" private final SocketOption name; ");
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out(" private final ProtocolFamily family; ");
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out(" RegistryKey(SocketOption name, ProtocolFamily family) { ");
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out(" this.name = name; ");
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out(" this.family = family; ");
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out(" } ");
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out(" public int hashCode() { ");
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out(" return name.hashCode() + family.hashCode(); ");
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out(" } ");
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out(" public boolean equals(Object ob) { ");
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out(" if (ob == null) return false; ");
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out(" if (!(ob instanceof RegistryKey)) return false; ");
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out(" RegistryKey other = (RegistryKey)ob; ");
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out(" if (this.name != other.name) return false; ");
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out(" if (this.family != other.family) return false; ");
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out(" return true; ");
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out(" } ");
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out(" } ");
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out(" private static class LazyInitialization { ");
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out(" static final Map<RegistryKey,OptionKey> options = options(); ");
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out(" private static Map<RegistryKey,OptionKey> options() { ");
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out(" Map<RegistryKey,OptionKey> map = ");
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out(" new HashMap<RegistryKey,OptionKey>(); ");
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emit_unspec("StandardSocketOption.SO_BROADCAST", SOL_SOCKET, SO_BROADCAST);
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emit_unspec("StandardSocketOption.SO_KEEPALIVE", SOL_SOCKET, SO_KEEPALIVE);
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emit_unspec("StandardSocketOption.SO_LINGER", SOL_SOCKET, SO_LINGER);
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emit_unspec("StandardSocketOption.SO_SNDBUF", SOL_SOCKET, SO_SNDBUF);
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emit_unspec("StandardSocketOption.SO_RCVBUF", SOL_SOCKET, SO_RCVBUF);
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emit_unspec("StandardSocketOption.SO_REUSEADDR", SOL_SOCKET, SO_REUSEADDR);
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emit_unspec("StandardSocketOption.TCP_NODELAY", IPPROTO_TCP, TCP_NODELAY);
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emit_inet("StandardSocketOption.IP_TOS", IPPROTO_IP, IP_TOS);
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emit_inet("StandardSocketOption.IP_MULTICAST_IF", IPPROTO_IP, IP_MULTICAST_IF);
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emit_inet("StandardSocketOption.IP_MULTICAST_TTL", IPPROTO_IP, IP_MULTICAST_TTL);
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emit_inet("StandardSocketOption.IP_MULTICAST_LOOP", IPPROTO_IP, IP_MULTICAST_LOOP);
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#ifdef AF_INET6
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emit_inet6("StandardSocketOption.IP_MULTICAST_IF", IPPROTO_IPV6, IPV6_MULTICAST_IF);
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emit_inet6("StandardSocketOption.IP_MULTICAST_TTL", IPPROTO_IPV6, IPV6_MULTICAST_HOPS);
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emit_inet6("StandardSocketOption.IP_MULTICAST_LOOP", IPPROTO_IPV6, IPV6_MULTICAST_LOOP);
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#endif
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emit_unspec("ExtendedSocketOption.SO_OOBINLINE", SOL_SOCKET, SO_OOBINLINE);
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out(" return map; ");
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out(" } ");
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out(" } ");
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out(" public static OptionKey findOption(SocketOption name, ProtocolFamily family) { ");
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out(" RegistryKey key = new RegistryKey(name, family); ");
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out(" return LazyInitialization.options.get(key); ");
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out(" } ");
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out("} ");
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return 0;
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}
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