我试图在我的机器上运行tcp服务器,这主要是一个教程代码,但是由于某些原因,绑定失败,错误10014。如果有人感兴趣,sizeof(serverAddr)在下面的代码中返回16。我知道错误10014意味着什么,但似乎无法弄清楚为什么将其绑定到这里似乎一切正常。
#include <iostream>
#include <winsock2.h>
#pragma comment(lib,"Ws2_32.lib")
int main()
{
WSADATA WSAData;
SOCKET server, client;
SOCKADDR_IN serverAddr, clientAddr;
int iResult = WSAStartup(MAKEWORD(2, 2), &WSAData);
if (iResult != NO_ERROR) {
std::cout << "startup error" << std::endl;
return 1;
}
server = socket(AF_INET, SOCK_STREAM, 0);
serverAddr.sin_addr.s_addr = INADDR_ANY;
serverAddr.sin_family = AF_INET;
serverAddr.sin_port = htons(5555);
if (bind(server, (SOCKADDR*)&serverAddr, sizeof(serverAddr) != 0))
{
std::cout << "bind " << WSAGetLastError() << " sizeof " << sizeof(serverAddr) << std::endl;
std::cout << "cannot start server" << std::endl;
return 0;
}
listen(server, 0);
std::cout << "Listening for incoming connections..." << std::endl;
char buffer[1024];
int clientAddrSize = sizeof(clientAddr);
if ((client = accept(server, (SOCKADDR*)&clientAddr, &clientAddrSize)) != INVALID_SOCKET)
{
std::cout << "Client connected!" << std::endl;
recv(client, buffer, sizeof(buffer), 0);
std::cout << "Client says: " << buffer << std::endl;
memset(buffer, 0, sizeof(buffer));
closesocket(client);
std::cout << "Client disconnected." << std::endl;
}
return 0;
}
答案 0 :(得分:1)
寄生虫有误。这行:
if (bind(server, (SOCKADDR*)&serverAddr, sizeof(serverAddr) != 0))
应该是:
if (bind(server, (SOCKADDR*)&serverAddr, sizeof(serverAddr)) != 0)