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/*
* Copyright (C) 2019 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.
*/
#pragma once
#include <arpa/inet.h>
#include <cstdint>
#include <functional>
#include <memory>
#include <string>
#include <sys/types.h>
struct ClientSocket;
struct WebSocketHandler {
virtual ~WebSocketHandler() = default;
// Returns number bytes processed or error.
ssize_t handleRequest(uint8_t *data, size_t size, bool isEOS);
bool isConnected();
virtual void setClientSocket(std::weak_ptr<ClientSocket> client);
typedef std::function<void(const uint8_t *, size_t)> OutputCallback;
void setOutputCallback(const sockaddr_in &remoteAddr, OutputCallback fn);
enum class SendMode {
text,
binary,
closeConnection,
};
int sendMessage(
const void *data, size_t size, SendMode mode = SendMode::text);
std::string remoteHost() const;
protected:
virtual int handleMessage(
uint8_t headerByte, const uint8_t *msg, size_t len) = 0;
private:
std::weak_ptr<ClientSocket> mClientSocket;
OutputCallback mOutputCallback;
sockaddr_in mRemoteAddr;
};
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