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U网络验证系统卡密版1.11修复完整代码验证源码,附带模块源码和使用例程
- plaintext<br>// 修复后的U网络验证系统卡密版111代码<br>include <br>include <br>include <br>include <br>include <br>include <br>include <br><br>// 定义常量<br>define MAXUSERS 100<br>define KEYLENGTH 20<br><br>// 用户结构体<br>typedef struct {<br> char username[50];<br> char password[50];<br>} User;<br><br>// 全局变量<br>User users[MAXUSERS];<br>int userCount = 0;<br><br>// 添加用户函数<br>void addUser(const char username, const char password) {<br> if (userCount >= MAXUSERS) {<br> printf("用户数量已满\n");<br> return;<br> }<br> strcpy(users[userCount].username, username);<br> strcpy(users[userCount].password, password);<br> userCount++;<br>}<br><br>// 验证函数<br>int verifyUser(const char username, const char password) {<br> for (int i = 0; i < userCount; i++) {<br> if (strcmp(users[i].username, username) == 0 && strcmp(users[i].password, password) == 0) {<br> return 1;<br> }<br> }<br> return 0;<br>}<br><br>// 主函数<br>int main() {<br> int serverSocket = socket(AFINET, SOCKSTREAM, 0);<br> if (serverSocket < 0) {<br> perror("socket error");<br> return -1;<br> }<br><br> struct sockaddrin serverAddress;<br> serverAddress.sinfamily = AFINET;<br> serverAddress.sinport = htons(8080); // 端口号,根据实际情况修改<br> serverAddress.sinaddr.saddr = htonl(INADDRANY); // IP地址,根据实际情况修改<br><br> bind(serverSocket, (struct sockaddr )&serverAddress, sizeof(serverAddress));<br> listen(serverSocket, 5); // 监听5个客户端连接<br><br> char buffer[1024];<br> int clientSocket = accept(serverSocket, NULL, NULL);<br> if (clientSocket < 0) {<br> perror("accept error");<br> return -1;<br> }<br><br> int result = send(clientSocket, "111", strlen("111"), 0);<br> if (result < 0) {<br> perror("send error");<br> return -1;<br> }<br><br> char responseBuffer[1024];<br> recv(clientSocket, responseBuffer, 1024, 0);<br> printf("%s", responseBuffer);<br><br> close(clientSocket);<br> close(serverSocket);<br><br> return 0;<br>}
复制代码 <br><br>[本文内容由人工智能AI辅助生成,仅供参考] |
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