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/*
* Copyright (C) 2021 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (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.apache.org/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 android.system;
import java.net.SocketAddress;
/**
* A virtio-vsock address {@link VmSocketAddress}.
*
*
* virtio-vsock socket address, linux specific.
*
*
* {@link VmSocketAddress} corresponds to {@code struct sockaddr_vm} in
* bionic/libc/kernel/uapi/linux/vm_sockets.h.
*
*
* Currently virtio-vsock is used as a generic purpose pipe in emulators
* to talk to the host. Most I/O operations using this address via {@link Os} class will require
* additional permissions to talk to the host.
*
* @see vsock(7)
*/
public final class VmSocketAddress extends SocketAddress {
/**
* sockaddr_vm::svmPort, see {@code struct sockaddr_vm} in
* bionic/libc/kernel/uapi/linux/vm_sockets.h for more details.
*/
private int svmPort;
/**
* sockaddr_vm::svmCid, see {@code struct sockaddr_vm} in
* bionic/libc/kernel/uapi/linux/vm_sockets.h for more details.
*/
private int svmCid;
/**
* Creates a new instance of VmSocketAddress.
*
* @param svmPort The svmPort field value,
* see {@link OsConstants#VMADDR_PORT_ANY}.
* @param svmCid The svmCid field value,
* see OsConstants.VMADDR_CID_* for VMADDR_CID_* values.
*/
public VmSocketAddress(int svmPort, int svmCid) {
this.svmPort = svmPort;
this.svmCid = svmCid;
}
/**
* Returns the value of the svmPort field
*/
public int getSvmPort() {
return svmPort;
}
/**
* Returns the value of the svmCid field
*/
public int getSvmCid() {
return svmCid;
}
}