昨天我尝试用 C++ 制作一个套接字服务器，但编译时出现错误。错误：
错误 6 错误 LNK2019：未解析的外部符号 _ imp _socket@12 在函数“public: static unsigned long __cdecl Env::GetSocket(void)”(?GetSocket@Env@@SAKXZ) C:\Users\JoshuaTha\Documents\Visual 中引用工作室 2010\Projects\HabboV5\HabboV5\Network.obj HabboV5
错误 5 错误 LNK2019：未解析的外部符号 _ imp _listen@8 在函数“public: void __thiscall Network::Start(void)”(?Start@Network@@QAEXXZ) C:\Users\JoshuaTha\Documents\Visual Studio 2010 中引用\Projects\HabboV5\HabboV5\Network.obj HabboV5
错误 4 错误 LNK2019：未解析的外部符号 _ imp _htons@4 在函数“public: void __thiscall Network::Start(void)”(?Start@Network@@QAEXXZ) C:\Users\JoshuaTha\Documents\Visual Studio 2010 中引用\Projects\HabboV5\HabboV5\Network.obj HabboV5
错误 3 错误 LNK2019：未解析的外部符号 _ imp _bind@12 在函数“public: void __thiscall Network::Start(void)”(?Start@Network@@QAEXXZ) C:\Users\JoshuaTha\Documents\Visual Studio 2010 中引用\Projects\HabboV5\HabboV5\Network.obj HabboV5
错误 2 错误 LNK2001: 无法解析的外部符号“public: static class Network * Env::Network” (?Network@Env@@2PAV0@A) C:\Users\JoshuaTha\Documents\Visual Studio 2010\Projects\HabboV5\HabboV5\ HabboV5.obj HabboV5
错误 7 error LNK1120: 5 unresolved externals C:\Users\JoshuaTha\Documents\Visual Studio 2010\Projects\HabboV5\Debug\HabboV5.exe HabboV5
我的主要 .cpp 类：
// HabboV5.cpp : Defines the entry point for the console application.
//
#include "stdafx.h"
#include <iostream>
#include "Env.h"
using namespace std;
int _tmain(int argc, _TCHAR* argv[])
{
cout.write("hi", 2);
cout << "Hello World!" << endl;
Env::Network = new Network();
Env::Network->Start();
while (1)
{
char input[256];
cin.getline(input, 256);
}
}
网络.h：
#pragma once
#include <WinSock2.h>
class Network
{
private:
SOCKET socket;
public:
Network(void);
void Start();
};
网络.cpp：
#include "StdAfx.h"
#include "Network.h"
#include <WinSock2.h>
#include "Env.h"
Network::Network(void)
{
}
void Network::Start()
{
this->socket = Env::GetSocket();
SOCKADDR_IN sInformation;
sInformation.sin_family = AF_INET;
sInformation.sin_addr.s_addr = INADDR_ANY;
sInformation.sin_port = htons(30000);
bind(this->socket, (SOCKADDR*) (&sInformation), sizeof(sInformation));
listen(this->socket, 10);
}
环境.h：
#include "stdafx.h"
#include "Network.h"
#include <WinSock2.h>
class Env
{
public:
static Network* Network;
static DWORD GetSocket()
{
return socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
}
};