FTP(文件传输协议)源码通常指的是用于实现FTP客户端或服务器端功能的源代码。这些源码可能基于不同的编程语言和平台,如C、Java、Python等。
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <arpa/inet.h>
#include <sys/socket.h>
#include <netinet/in.h>
#define BUF_SIZE 1024
#define PORT 21
void send_command(int sock, char *cmd) {
write(sock, cmd, strlen(cmd));
write(sock, "rn", 2);
}
void receive_response(int sock) {
char buffer[BUF_SIZE];
int bytes_received;
while ((bytes_received = read(sock, buffer, BUF_SIZE 1)) > 0) {
buffer[bytes_received] = '