diff options
Diffstat (limited to 'common/device/com/android/net/module/util/IBpfMap.java')
-rw-r--r-- | common/device/com/android/net/module/util/IBpfMap.java | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/common/device/com/android/net/module/util/IBpfMap.java b/common/device/com/android/net/module/util/IBpfMap.java deleted file mode 100644 index 83ff875c..00000000 --- a/common/device/com/android/net/module/util/IBpfMap.java +++ /dev/null @@ -1,82 +0,0 @@ -/* - * Copyright (C) 2022 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 com.android.net.module.util; - -import android.system.ErrnoException; - -import androidx.annotation.NonNull; - -import java.io.IOException; -import java.util.NoSuchElementException; - -/** - * The interface of BpfMap. This could be used to inject for testing. - * So the testing code won't load the JNI and update the entries to kernel. - * - * @param <K> the key of the map. - * @param <V> the value of the map. - */ -public interface IBpfMap<K extends Struct, V extends Struct> extends AutoCloseable { - /** Update an existing or create a new key -> value entry in an eBbpf map. */ - void updateEntry(K key, V value) throws ErrnoException; - - /** If the key does not exist in the map, insert key -> value entry into eBpf map. */ - void insertEntry(K key, V value) throws ErrnoException, IllegalStateException; - - /** If the key already exists in the map, replace its value. */ - void replaceEntry(K key, V value) throws ErrnoException, NoSuchElementException; - - /** - * Update an existing or create a new key -> value entry in an eBbpf map. Returns true if - * inserted, false if replaced. (use updateEntry() if you don't care whether insert or replace - * happened). - */ - boolean insertOrReplaceEntry(K key, V value) throws ErrnoException; - - /** Remove existing key from eBpf map. Return true if something was deleted. */ - boolean deleteEntry(K key) throws ErrnoException; - - /** Returns {@code true} if this map contains no elements. */ - boolean isEmpty() throws ErrnoException; - - /** Get the key after the passed-in key. */ - K getNextKey(@NonNull K key) throws ErrnoException; - - /** Get the first key of the eBpf map. */ - K getFirstKey() throws ErrnoException; - - /** Check whether a key exists in the map. */ - boolean containsKey(@NonNull K key) throws ErrnoException; - - /** Retrieve a value from the map. */ - V getValue(@NonNull K key) throws ErrnoException; - - public interface ThrowingBiConsumer<T,U> { - void accept(T t, U u) throws ErrnoException; - } - - /** - * Iterate through the map and handle each key -> value retrieved base on the given BiConsumer. - */ - void forEach(ThrowingBiConsumer<K, V> action) throws ErrnoException; - - /** Clears the map. */ - void clear() throws ErrnoException; - - /** Close for AutoCloseable. */ - @Override - void close() throws IOException; -} |