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org.testifyproject.netty.channel.unix.Socket Maven / Gradle / Ivy
/*
* Copyright 2015 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in org.testifyproject.testifyprojectpliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org.testifyproject/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package org.testifyproject.testifyproject.netty.channel.unix;
import org.testifyproject.testifyproject.netty.channel.ChannelException;
import org.testifyproject.testifyproject.netty.util.CharsetUtil;
import java.org.testifyproject.testifyproject.IOException;
import java.net.Inet6Address;
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.net.SocketAddress;
import java.nio.ByteBuffer;
import static org.testifyproject.testifyproject.netty.channel.unix.Errors.CONNECTION_NOT_CONNECTED_SHUTDOWN_EXCEPTION;
import static org.testifyproject.testifyproject.netty.channel.unix.Errors.CONNECTION_RESET_EXCEPTION_SENDMSG;
import static org.testifyproject.testifyproject.netty.channel.unix.Errors.CONNECTION_RESET_EXCEPTION_SENDTO;
import static org.testifyproject.testifyproject.netty.channel.unix.Errors.ERRNO_EAGAIN_NEGATIVE;
import static org.testifyproject.testifyproject.netty.channel.unix.Errors.ERRNO_EINPROGRESS_NEGATIVE;
import static org.testifyproject.testifyproject.netty.channel.unix.Errors.ERRNO_EWOULDBLOCK_NEGATIVE;
import static org.testifyproject.testifyproject.netty.channel.unix.Errors.org.testifyproject.testifyprojectResult;
import static org.testifyproject.testifyproject.netty.channel.unix.Errors.newConnectException;
import static org.testifyproject.testifyproject.netty.channel.unix.Errors.newIOException;
import static org.testifyproject.testifyproject.netty.channel.unix.NativeInetAddress.address;
import static org.testifyproject.testifyproject.netty.channel.unix.NativeInetAddress.ipv4MappedIpv6Address;
/**
* Provides a JNI bridge to native socket operations.
* Internal usage only!
*/
public final class Socket extends FileDescriptor {
private volatile boolean inputShutdown;
private volatile boolean outputShutdown;
public Socket(int fd) {
super(fd);
}
public void shutdown() throws IOException {
shutdown(!inputShutdown, !outputShutdown);
}
public void shutdown(boolean read, boolean write) throws IOException {
inputShutdown = read || inputShutdown;
outputShutdown = write || outputShutdown;
shutdown0(read, write);
}
private void shutdown0(boolean read, boolean write) throws IOException {
int res = shutdown(intValue(), read, write);
if (res < 0) {
org.testifyproject.testifyprojectResult("shutdown", res, CONNECTION_NOT_CONNECTED_SHUTDOWN_EXCEPTION);
}
}
public boolean isShutdown() {
return isInputShutdown() && isOutputShutdown();
}
public boolean isInputShutdown() {
return inputShutdown;
}
public boolean isOutputShutdown() {
return outputShutdown;
}
public int sendTo(ByteBuffer buf, int pos, int limit, InetAddress addr, int port) throws IOException {
// just duplicate the toNativeInetAddress code here to minimize object creation as this method is expected
// to be called frequently
byte[] address;
int scopeId;
if (addr instanceof Inet6Address) {
address = addr.getAddress();
scopeId = ((Inet6Address) addr).getScopeId();
} else {
// convert to ipv4 mapped ipv6 address;
scopeId = 0;
address = ipv4MappedIpv6Address(addr.getAddress());
}
int res = sendTo(intValue(), buf, pos, limit, address, scopeId, port);
if (res >= 0) {
return res;
}
return org.testifyproject.testifyprojectResult("sendTo", res, CONNECTION_RESET_EXCEPTION_SENDTO);
}
public int sendToAddress(long memoryAddress, int pos, int limit, InetAddress addr, int port)
throws IOException {
// just duplicate the toNativeInetAddress code here to minimize object creation as this method is expected
// to be called frequently
byte[] address;
int scopeId;
if (addr instanceof Inet6Address) {
address = addr.getAddress();
scopeId = ((Inet6Address) addr).getScopeId();
} else {
// convert to ipv4 mapped ipv6 address;
scopeId = 0;
address = ipv4MappedIpv6Address(addr.getAddress());
}
int res = sendToAddress(intValue(), memoryAddress, pos, limit, address, scopeId, port);
if (res >= 0) {
return res;
}
return org.testifyproject.testifyprojectResult("sendToAddress", res, CONNECTION_RESET_EXCEPTION_SENDTO);
}
public int sendToAddresses(long memoryAddress, int length, InetAddress addr, int port) throws IOException {
// just duplicate the toNativeInetAddress code here to minimize object creation as this method is expected
// to be called frequently
byte[] address;
int scopeId;
if (addr instanceof Inet6Address) {
address = addr.getAddress();
scopeId = ((Inet6Address) addr).getScopeId();
} else {
// convert to ipv4 mapped ipv6 address;
scopeId = 0;
address = ipv4MappedIpv6Address(addr.getAddress());
}
int res = sendToAddresses(intValue(), memoryAddress, length, address, scopeId, port);
if (res >= 0) {
return res;
}
return org.testifyproject.testifyprojectResult("sendToAddresses", res, CONNECTION_RESET_EXCEPTION_SENDMSG);
}
public DatagramSocketAddress recvFrom(ByteBuffer buf, int pos, int limit) throws IOException {
return recvFrom(intValue(), buf, pos, limit);
}
public DatagramSocketAddress recvFromAddress(long memoryAddress, int pos, int limit) throws IOException {
return recvFromAddress(intValue(), memoryAddress, pos, limit);
}
public boolean connect(SocketAddress socketAddress) throws IOException {
int res;
if (socketAddress instanceof InetSocketAddress) {
InetSocketAddress inetSocketAddress = (InetSocketAddress) socketAddress;
NativeInetAddress address = NativeInetAddress.newInstance(inetSocketAddress.getAddress());
res = connect(intValue(), address.address, address.scopeId, inetSocketAddress.getPort());
} else if (socketAddress instanceof DomainSocketAddress) {
DomainSocketAddress unixDomainSocketAddress = (DomainSocketAddress) socketAddress;
res = connectDomainSocket(intValue(), unixDomainSocketAddress.path().getBytes(CharsetUtil.UTF_8));
} else {
throw new Error("Unexpected SocketAddress implementation " + socketAddress);
}
if (res < 0) {
if (res == ERRNO_EINPROGRESS_NEGATIVE) {
// connect not org.testifyproject.testifyprojectplete yet need to wait for EPOLLOUT event
return false;
}
throw newConnectException("connect", res);
}
return true;
}
public boolean finishConnect() throws IOException {
int res = finishConnect(intValue());
if (res < 0) {
if (res == ERRNO_EINPROGRESS_NEGATIVE) {
// connect still in progress
return false;
}
throw newConnectException("finishConnect", res);
}
return true;
}
public void bind(SocketAddress socketAddress) throws IOException {
if (socketAddress instanceof InetSocketAddress) {
InetSocketAddress addr = (InetSocketAddress) socketAddress;
NativeInetAddress address = NativeInetAddress.newInstance(addr.getAddress());
int res = bind(intValue(), address.address, address.scopeId, addr.getPort());
if (res < 0) {
throw newIOException("bind", res);
}
} else if (socketAddress instanceof DomainSocketAddress) {
DomainSocketAddress addr = (DomainSocketAddress) socketAddress;
int res = bindDomainSocket(intValue(), addr.path().getBytes(CharsetUtil.UTF_8));
if (res < 0) {
throw newIOException("bind", res);
}
} else {
throw new Error("Unexpected SocketAddress implementation " + socketAddress);
}
}
public void listen(int backlog) throws IOException {
int res = listen(intValue(), backlog);
if (res < 0) {
throw newIOException("listen", res);
}
}
public int accept(byte[] addr) throws IOException {
int res = accept(intValue(), addr);
if (res >= 0) {
return res;
}
if (res == ERRNO_EAGAIN_NEGATIVE || res == ERRNO_EWOULDBLOCK_NEGATIVE) {
// Everything consumed so just return -1 here.
return -1;
}
throw newIOException("accept", res);
}
public InetSocketAddress remoteAddress() {
byte[] addr = remoteAddress(intValue());
// addr may be null if getpeername failed.
// See https://github.org.testifyproject.testifyproject/netty/netty/issues/3328
if (addr == null) {
return null;
}
return address(addr, 0, addr.length);
}
public InetSocketAddress localAddress() {
byte[] addr = localAddress(intValue());
// addr may be null if getpeername failed.
// See https://github.org.testifyproject.testifyproject/netty/netty/issues/3328
if (addr == null) {
return null;
}
return address(addr, 0, addr.length);
}
public int getReceiveBufferSize() {
return getReceiveBufferSize(intValue());
}
public int getSendBufferSize() {
return getSendBufferSize(intValue());
}
public boolean isKeepAlive() {
return isKeepAlive(intValue()) != 0;
}
public boolean isTcpNoDelay() {
return isTcpNoDelay(intValue()) != 0;
}
public boolean isTcpCork() {
return isTcpCork(intValue()) != 0;
}
public int getSoLinger() {
return getSoLinger(intValue());
}
public int getSoError() {
return getSoError(intValue());
}
public void setKeepAlive(boolean keepAlive) {
setKeepAlive(intValue(), keepAlive ? 1 : 0);
}
public void setReceiveBufferSize(int receiveBufferSize) {
setReceiveBufferSize(intValue(), receiveBufferSize);
}
public void setSendBufferSize(int sendBufferSize) {
setSendBufferSize(intValue(), sendBufferSize);
}
public void setTcpNoDelay(boolean tcpNoDelay) {
setTcpNoDelay(intValue(), tcpNoDelay ? 1 : 0);
}
public void setTcpCork(boolean tcpCork) {
setTcpCork(intValue(), tcpCork ? 1 : 0);
}
public void setSoLinger(int soLinger) {
setSoLinger(intValue(), soLinger);
}
@Override
public String toString() {
return "Socket{" +
"fd=" + intValue() +
'}';
}
public static Socket newSocketStream() {
int res = newSocketStreamFd();
if (res < 0) {
throw new ChannelException(newIOException("newSocketStream", res));
}
return new Socket(res);
}
public static Socket newSocketDgram() {
int res = newSocketDgramFd();
if (res < 0) {
throw new ChannelException(newIOException("newSocketDgram", res));
}
return new Socket(res);
}
public static Socket newSocketDomain() {
int res = newSocketDomainFd();
if (res < 0) {
throw new ChannelException(newIOException("newSocketDomain", res));
}
return new Socket(res);
}
private static native int shutdown(int fd, boolean read, boolean write);
private static native int connect(int fd, byte[] address, int scopeId, int port);
private static native int connectDomainSocket(int fd, byte[] path);
private static native int finishConnect(int fd);
private static native int bind(int fd, byte[] address, int scopeId, int port);
private static native int bindDomainSocket(int fd, byte[] path);
private static native int listen(int fd, int backlog);
private static native int accept(int fd, byte[] addr);
private static native byte[] remoteAddress(int fd);
private static native byte[] localAddress(int fd);
private static native int sendTo(
int fd, ByteBuffer buf, int pos, int limit, byte[] address, int scopeId, int port);
private static native int sendToAddress(
int fd, long memoryAddress, int pos, int limit, byte[] address, int scopeId, int port);
private static native int sendToAddresses(
int fd, long memoryAddress, int length, byte[] address, int scopeId, int port);
private static native DatagramSocketAddress recvFrom(
int fd, ByteBuffer buf, int pos, int limit) throws IOException;
private static native DatagramSocketAddress recvFromAddress(
int fd, long memoryAddress, int pos, int limit) throws IOException;
private static native int newSocketStreamFd();
private static native int newSocketDgramFd();
private static native int newSocketDomainFd();
private static native int getReceiveBufferSize(int fd);
private static native int getSendBufferSize(int fd);
private static native int isKeepAlive(int fd);
private static native int isTcpNoDelay(int fd);
private static native int isTcpCork(int fd);
private static native int getSoLinger(int fd);
private static native int getSoError(int fd);
private static native void setKeepAlive(int fd, int keepAlive);
private static native void setReceiveBufferSize(int fd, int receiveBufferSize);
private static native void setSendBufferSize(int fd, int sendBufferSize);
private static native void setTcpNoDelay(int fd, int tcpNoDelay);
private static native void setTcpCork(int fd, int tcpCork);
private static native void setSoLinger(int fd, int soLinger);
}
