/java-1.7.0-openjdk/openjdk/jdk/src/share/native/sun/nio/ch/genSocketOptionRegistry.c
C | 130 lines | 88 code | 14 blank | 28 comment | 0 complexity | b326c4f9c4c61959a5f48e49819582d6 MD5 | raw file
Possible License(s): GPL-2.0, BSD-3-Clause-No-Nuclear-License-2014, LGPL-3.0, LGPL-2.0
- /*
- * Copyright (c) 2008, 2009, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation. Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * This code 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 General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
- #include <stdio.h>
- #ifdef _WIN32
- #include <winsock2.h>
- #include <ws2tcpip.h>
- #else
- #include <sys/types.h>
- #include <sys/socket.h>
- #include <netinet/in.h>
- #include <netinet/tcp.h>
- #endif
- /**
- * Generates sun.nio.ch.SocketOptionRegistry, a class that maps Java-level
- * socket options to the platform specific level and option.
- */
- static void out(char* s) {
- printf("%s\n", s);
- }
- static void emit(const char *name, char * family, int level, int optname) {
- printf(" map.put(new RegistryKey(%s, %s),", name, family);
- printf(" new OptionKey(%d, %d));\n", level, optname);
- }
- static void emit_unspec(const char *name, int level, int optname) {
- emit(name, "Net.UNSPEC", level, optname);
- }
- static void emit_inet(const char *name, int level, int optname) {
- emit(name, "StandardProtocolFamily.INET", level, optname);
- }
- static void emit_inet6(const char *name, int level, int optname) {
- emit(name, "StandardProtocolFamily.INET6", level, optname);
- }
- int main(int argc, const char* argv[]) {
- out("// AUTOMATICALLY GENERATED FILE - DO NOT EDIT ");
- out("package sun.nio.ch; ");
- out("import java.net.SocketOption; ");
- out("import java.net.StandardSocketOptions; ");
- out("import java.net.ProtocolFamily; ");
- out("import java.net.StandardProtocolFamily; ");
- out("import java.util.Map; ");
- out("import java.util.HashMap; ");
- out("class SocketOptionRegistry { ");
- out(" private SocketOptionRegistry() { } ");
- out(" private static class RegistryKey { ");
- out(" private final SocketOption<?> name; ");
- out(" private final ProtocolFamily family; ");
- out(" RegistryKey(SocketOption<?> name, ProtocolFamily family) { ");
- out(" this.name = name; ");
- out(" this.family = family; ");
- out(" } ");
- out(" public int hashCode() { ");
- out(" return name.hashCode() + family.hashCode(); ");
- out(" } ");
- out(" public boolean equals(Object ob) { ");
- out(" if (ob == null) return false; ");
- out(" if (!(ob instanceof RegistryKey)) return false; ");
- out(" RegistryKey other = (RegistryKey)ob; ");
- out(" if (this.name != other.name) return false; ");
- out(" if (this.family != other.family) return false; ");
- out(" return true; ");
- out(" } ");
- out(" } ");
- out(" private static class LazyInitialization { ");
- out(" static final Map<RegistryKey,OptionKey> options = options(); ");
- out(" private static Map<RegistryKey,OptionKey> options() { ");
- out(" Map<RegistryKey,OptionKey> map = ");
- out(" new HashMap<RegistryKey,OptionKey>(); ");
- emit_unspec("StandardSocketOptions.SO_BROADCAST", SOL_SOCKET, SO_BROADCAST);
- emit_unspec("StandardSocketOptions.SO_KEEPALIVE", SOL_SOCKET, SO_KEEPALIVE);
- emit_unspec("StandardSocketOptions.SO_LINGER", SOL_SOCKET, SO_LINGER);
- emit_unspec("StandardSocketOptions.SO_SNDBUF", SOL_SOCKET, SO_SNDBUF);
- emit_unspec("StandardSocketOptions.SO_RCVBUF", SOL_SOCKET, SO_RCVBUF);
- emit_unspec("StandardSocketOptions.SO_REUSEADDR", SOL_SOCKET, SO_REUSEADDR);
- emit_unspec("StandardSocketOptions.TCP_NODELAY", IPPROTO_TCP, TCP_NODELAY);
- emit_inet("StandardSocketOptions.IP_TOS", IPPROTO_IP, IP_TOS);
- emit_inet("StandardSocketOptions.IP_MULTICAST_IF", IPPROTO_IP, IP_MULTICAST_IF);
- emit_inet("StandardSocketOptions.IP_MULTICAST_TTL", IPPROTO_IP, IP_MULTICAST_TTL);
- emit_inet("StandardSocketOptions.IP_MULTICAST_LOOP", IPPROTO_IP, IP_MULTICAST_LOOP);
- #ifdef AF_INET6
- emit_inet6("StandardSocketOptions.IP_MULTICAST_IF", IPPROTO_IPV6, IPV6_MULTICAST_IF);
- emit_inet6("StandardSocketOptions.IP_MULTICAST_TTL", IPPROTO_IPV6, IPV6_MULTICAST_HOPS);
- emit_inet6("StandardSocketOptions.IP_MULTICAST_LOOP", IPPROTO_IPV6, IPV6_MULTICAST_LOOP);
- #endif
- emit_unspec("ExtendedSocketOption.SO_OOBINLINE", SOL_SOCKET, SO_OOBINLINE);
- out(" return map; ");
- out(" } ");
- out(" } ");
- out(" public static OptionKey findOption(SocketOption<?> name, ProtocolFamily family) { ");
- out(" RegistryKey key = new RegistryKey(name, family); ");
- out(" return LazyInitialization.options.get(key); ");
- out(" } ");
- out("} ");
- return 0;
- }