visual studio Socket通信程序
时间: 2023-12-16 19:05:36 浏览: 68
Visual_Studio_2005教程
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好的,以下是使用Visual Studio编写Socket通信程序的步骤:
1. 创建一个Win32控制台应用程序项目。
2. 在项目属性里的配置属性->C/C++->常规->附加包含目录中添加头文件路径:
```
$(SolutionDir)\include
```
3. 在项目属性里的配置属性->连接器->常规->附加库目录中添加库文件路径:
```
$(SolutionDir)\lib
```
4. 在项目属性里的配置属性->连接器->输入->附加依赖项中添加以下库文件:
```
ws2_32.lib
```
5. 添加以下头文件:
```
#include <winsock2.h>
#include <ws2tcpip.h>
#pragma comment(lib, "ws2_32.lib")
```
6. 初始化Winsock
```
WSADATA wsaData;
if (WSAStartup(MAKEWORD(2,2), &wsaData) != 0) {
printf("WSAStartup failed");
return 1;
}
```
7. 创建Socket
```
SOCKET sock = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
if (sock == INVALID_SOCKET) {
printf("Failed to create socket");
WSACleanup();
return 1;
}
```
8. 定义服务器地址
```
struct sockaddr_in server;
char *server_ip = "127.0.0.1";
int server_port = 8888;
memset(&server, 0, sizeof(server));
server.sin_family = AF_INET;
server.sin_addr.s_addr = inet_addr(server_ip);
server.sin_port = htons(server_port);
```
9. 连接到服务器
```
if (connect(sock, (struct sockaddr *)&server, sizeof(server)) == SOCKET_ERROR) {
printf("Failed to connect to server");
closesocket(sock);
WSACleanup();
return 1;
}
```
10. 发送和接收数据
```
char message[1000];
memset(message, 0, sizeof(message));
strcpy(message, "Hello Server");
if (send(sock, message, strlen(message), 0) == SOCKET_ERROR) {
printf("Failed to send message to server");
closesocket(sock);
WSACleanup();
return 1;
}
memset(message, 0, sizeof(message));
if (recv(sock, message, 1000, 0) == SOCKET_ERROR) {
printf("Failed to receive message from server");
closesocket(sock);
WSACleanup();
return 1;
}
printf("Received message from server: %s\n", message);
```
11. 关闭Socket和Winsock
```
closesocket(sock);
WSACleanup();
```
以上就是使用Visual Studio编写Socket通信程序的步骤,需要注意的是,Winsock需要进行初始化和清理,同时还需要进行错误处理。
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