functions.php

<?php

function generateChecksum($transId, $sellingCurrencyAmount, $accountingCurrencyAmount, $status, $rkey, $key) {
    $str = "$transId|$sellingCurrencyAmount|$accountingCurrencyAmount|$status|$rkey|$key";
    $generatedCheckSum = md5($str);
    return $generatedCheckSum;
}

function verifyChecksum1($paymentTypeId, $transId, $userId, $userType, $transactionType, $invoiceIds, $debitNoteIds, $description, $sellingCurrencyAmount, $accountingCurrencyAmount, $key, $checksum) {
    $str = "$paymentTypeId|$transId|$userId|$userType|$transactionType|$invoiceIds|$debitNoteIds|$description|$sellingCurrencyAmount|$accountingCurrencyAmount|$key";
    $generatedCheckSum = md5($str);
//		echo $str."<BR>";
//		echo "Generated CheckSum: ".$generatedCheckSum."<BR>";
//		echo "Received Checksum: ".$checksum."<BR>";
    if ($generatedCheckSum == $checksum)
        return true;
    else
        return false;
}
?>