/*

 * Copyright (C) 2024 Huawei Device Co., Ltd.

 * 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.

 */



#ifndef HDC_RUST_BRIDGE_H

#define HDC_RUST_BRIDGE_H



#include "arpa/inet.h"

#include "netinet/in.h"

#include "sys/socket.h"

#include <linux/ioctl.h>

#include <sys/ioctl.h>

#include "ffi_utils.h"



namespace Hdc {

#define IOC_MAGIC 0xE6

#define IOC_BIND _IOW(IOC_MAGIC, 1, int)

#define IOC_CONNECT _IOW(IOC_MAGIC, 2, int)



struct PersistBuffer {

    char* ptr;

    uint64_t size;

};



class HdcBridge {

public:

    HdcBridge();

    ~HdcBridge();

    int StartListen();

    int HandleClient(int socketFd);

    int ReadPipeFd(int fd, char* buf, int size);

    PersistBuffer ReadClient(int fd, int size);

    int WriteClient(int fd, SerializedBuffer buf);

    void Stop();



private:

    int bridgeListenPort = 0;

    int bridgeFd = 0;

};

}

#endif