<?php


$url = "http://180.250.16.227/ws_rtmc/index.php/rocknroll";
$method = "SignIn";



$user = "ATWIS";
$pass = "atwis123";
$salt = "1234556678";


$data =  array("LoginInfo" => array ("LoginName" => $user,
                   "Salt" =>  $salt,
                 "AuthHash" =>  md5( $salt . md5($user.$pass) )   // algo   md5(user+md5(pass))
                ));


$json_data = json_encode($data);
    $req_url = $url."/".$method;
    $ch = curl_init();


    curl_setopt($ch,CURLOPT_URL, $req_url);

    curl_setopt($ch,CURLOPT_POST, 1);
    curl_setopt($ch,CURLOPT_POSTFIELDS, $json_data);
    curl_setopt($ch,CURLOPT_RETURNTRANSFER,1);

    $result = curl_exec($ch);


    curl_close($ch);

    echo $result;

?>