<filename>src/tool/filereader.cc
/**
 * Copyright lizhaolong(https://github.com/Super-long)
 * 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.
*/

#include "filereader.h"
#include <sys/sendfile.h>
namespace ws{ 

    ssize_t FileReader::SendFile(int Socket_Fd){
        // 第三个参数为nullptr默认从文件起始开始；
        return sendfile(Socket_Fd, fd(), &offest,length - offest);
    }

}