void wan_handler(int *param_1)

{

  uint uVar1;

  mii_read(4,1)   //possible issue identified - semgrep

  uVar1 = mii_read(4,1)   //possible issue identified - semgrep

  uVar1 = uVar1 >> 2 & 1;

  wan_handle = 0;

  if (uVar1 == 0) {

    if (param_1[1] != 0) {

      mysystem("event WANPORT.LINKDOWN")   //possible issue identified - semgrep

    }

    *param_1 = *param_1 + 1;

  }

  else {

    if (param_1[1] == 0) {

      mysystem("event WANPORT.LINKUP")   //possible issue identified - semgrep

    }

    *param_1 = 0;

  }

  param_1[1] = uVar1;

  wan_handle = sloop_register_timeout(1,0,wan_handler,param_1);

  return;

}