在
Windows 上实现以下代码跟功能
#include <stdio
.h>
#include <stdlib
.h>
#include <string
.h>
#include <sys/socket
.h>
#include <arpa/
inet.h>
#define SERVER_IP "127
.0
.0
.1"
#define SERVER_PORT 8080
#define BUFFER_SIZE 1024
int main() {
int serverSocket, clientSocket;
struct sockaddr_in serverAddr, clientAddr;
socklen_t clientAddrLen;
char buffer[BUFFER_SIZE];
// 创建服务端套接字
serverSocket = socket(
AF_
INET, SOCK_STREAM, 0);
if (serverSocket == -1) {
perror("Failed to create socket");
exit(EXIT_FAILURE);
}
// 设置服务器地址信息
memset(&serverAddr, 0, sizeof(serverAddr));
serverAddr
.sin_family =
AF_
INET;
serverAddr
.sin_port = htons(SERVER_PORT);
serverAddr
.sin_addr
.s_addr = htonl(INADDR_ANY);
// 绑定套接字到指定地址
和端口
if (bind(serverSocket, (struct sockaddr *)&serverAddr, sizeof(serverAddr)) == -1) {
perror("Failed to bind socket");
exit(EXIT_FAILURE);
}
// 监听连接请求
if (listen(serverSocket, 5) == -1) {
perror("Failed to listen");
exit(EXIT_FAILURE);
}
printf("Server listening on port %d
...\n", SERVER_PORT);
// 接受客户端连接
clientAddrLen = sizeof(clientAddr);
clientSocket = accept(serverSocket, (struct sockaddr *)&clientAddr, &clientAddrLen);
if (clientSocket == -1) {
perror("Failed to accept client connection");
exit(EXIT_FAILURE);
}
printf("Client connected: %s\n",
inet_ntoa(clientAddr
.sin_addr));
// 接收数据
memset(buffer, 0, sizeof(buffer));
if (recv(clientSocket, buffer, BUFFER_SIZE, 0) == -1) {
perror("Failed to receive data");
exit(EXIT_FAILURE);
}
printf("Client message: %s\n", buffer);
// 发送响应
strcpy(buffer, "Hello, Client!");
if (send(clientSocket, buffer, strlen(buffer), 0) == -1) {
perror("Failed to send data");
exit(EXIT_FAILURE);
}
// 关闭套接字
close(clientSocket);
close(serverSocket);
return 0;
}
和
#include <stdio
.h>
#include <stdlib
.h>
#include <string
.h>
#include <sys/socket
.h>
#include <arpa/
inet.h>
#define SERVER_IP "127
.0
.0
.1"
#define SERVER_PORT 8080
#define BUFFER_SIZE 1024
int main() {
int clientSocket;
struct sockaddr_in serverAddr;
char buffer[BUFFER_SIZE];
// 创建客户端套接字
clientSocket = socket(
AF_
INET, SOCK_STREAM, 0);
if (clientSocket == -1) {
perror("Failed to create socket");
exit(EXIT_FAILURE);
}
// 设置服务器地址信息
memset(&serverAddr, 0, sizeof(serverAddr));
serverAddr
.sin_family =
AF_
INET;
serverAddr
.sin_port = htons(SERVER_PORT);
if (
inet_pton(
AF_
INET, SERVER_IP, &(serverAddr
.sin_addr)) <=
0) {
perror("Failed to set server IP");
exit(EXIT_FAILURE);
}
// 连接到服务器
if (connect(clientSocket, (struct sockaddr *)&serverAddr, sizeof(serverAddr)) == -1) {
perror("Failed to connect to server");
exit(EXIT_FAILURE);
}
printf("Connected to server %s:%d\n", SERVER_IP, SERVER_PORT);
// 发送数据
strcpy(buffer, "Hello, Server!");
if (send(clientSocket, buffer, strlen(buffer), 0) == -1) {
perror("Failed to send data");
exit(EXIT_FAILURE);
}
// 接收响应
memset(buffer, 0, sizeof(buffer));
if (recv(clientSocket, buffer, BUFFER_SIZE, 0) == -1) {
perror("Failed to receive data");
exit(EXIT_FAILURE);
}
printf("Server response: %s\n", buffer);
// 关闭套接字
close(clientSocket);
return 0;
}
本文介绍如何将基于Linux的网络编程代码移植到Windows平台。重点讨论了AF_INET常量及getaddrinfo和getnameinfo函数在不同操作系统中的实现差异。对于跨平台开发人员来说，了解这些细节有助于更好地编写兼容多种操作系统的网络应用程序。
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