Support QosCallback for UDP socket -Filter
Add matchProtocol() to QosFilter.
Add remoteAddress check to validate().
Add exception EX_TYPE_FILTER_SOCKET_REMOTE_ADDRESS_CHANGED
Don't send ParcelFileDescriptor to QosProvider for security reason
Bug: 203146631
Test: atest & verified on LTE test equipment
Change-Id: I7102ae9ba7cb9e1cc8d06b252aad4dad75860f3e
diff --git a/framework/src/android/net/QosSocketInfo.java b/framework/src/android/net/QosSocketInfo.java
index 39c2f33..49ac22b 100644
--- a/framework/src/android/net/QosSocketInfo.java
+++ b/framework/src/android/net/QosSocketInfo.java
@@ -165,25 +165,28 @@
/* Parcelable methods */
private QosSocketInfo(final Parcel in) {
mNetwork = Objects.requireNonNull(Network.CREATOR.createFromParcel(in));
- mParcelFileDescriptor = ParcelFileDescriptor.CREATOR.createFromParcel(in);
+ final boolean withFd = in.readBoolean();
+ if (withFd) {
+ mParcelFileDescriptor = ParcelFileDescriptor.CREATOR.createFromParcel(in);
+ } else {
+ mParcelFileDescriptor = null;
+ }
- final int localAddressLength = in.readInt();
- mLocalSocketAddress = readSocketAddress(in, localAddressLength);
-
- final int remoteAddressLength = in.readInt();
- mRemoteSocketAddress = remoteAddressLength == 0 ? null
- : readSocketAddress(in, remoteAddressLength);
+ mLocalSocketAddress = readSocketAddress(in);
+ mRemoteSocketAddress = readSocketAddress(in);
mSocketType = in.readInt();
}
- private @NonNull InetSocketAddress readSocketAddress(final Parcel in, final int addressLength) {
- final byte[] address = new byte[addressLength];
- in.readByteArray(address);
+ private InetSocketAddress readSocketAddress(final Parcel in) {
+ final byte[] addrBytes = in.createByteArray();
+ if (addrBytes == null) {
+ return null;
+ }
final int port = in.readInt();
try {
- return new InetSocketAddress(InetAddress.getByAddress(address), port);
+ return new InetSocketAddress(InetAddress.getByAddress(addrBytes), port);
} catch (final UnknownHostException e) {
/* This can never happen. UnknownHostException will never be thrown
since the address provided is numeric and non-null. */
@@ -198,20 +201,35 @@
@Override
public void writeToParcel(@NonNull final Parcel dest, final int flags) {
- mNetwork.writeToParcel(dest, 0);
- mParcelFileDescriptor.writeToParcel(dest, 0);
+ writeToParcelInternal(dest, flags, /*includeFd=*/ true);
+ }
- final byte[] localAddress = mLocalSocketAddress.getAddress().getAddress();
- dest.writeInt(localAddress.length);
- dest.writeByteArray(localAddress);
+ /**
+ * Used when sending QosSocketInfo to telephony, which does not need access to the socket FD.
+ * @hide
+ */
+ public void writeToParcelWithoutFd(@NonNull final Parcel dest, final int flags) {
+ writeToParcelInternal(dest, flags, /*includeFd=*/ false);
+ }
+
+ private void writeToParcelInternal(
+ @NonNull final Parcel dest, final int flags, boolean includeFd) {
+ mNetwork.writeToParcel(dest, 0);
+
+ if (includeFd) {
+ dest.writeBoolean(true);
+ mParcelFileDescriptor.writeToParcel(dest, 0);
+ } else {
+ dest.writeBoolean(false);
+ }
+
+ dest.writeByteArray(mLocalSocketAddress.getAddress().getAddress());
dest.writeInt(mLocalSocketAddress.getPort());
if (mRemoteSocketAddress == null) {
- dest.writeInt(0);
+ dest.writeByteArray(null);
} else {
- final byte[] remoteAddress = mRemoteSocketAddress.getAddress().getAddress();
- dest.writeInt(remoteAddress.length);
- dest.writeByteArray(remoteAddress);
+ dest.writeByteArray(mRemoteSocketAddress.getAddress().getAddress());
dest.writeInt(mRemoteSocketAddress.getPort());
}
dest.writeInt(mSocketType);