Hash This

hashthis.js

        function checkCredentials() {
            // Set user action to Authenticate
            document.UserForm.useraction.value = 'login';

            if (document.UserForm.url.value == '') {
                alert('Please enter the authenticatin url');
                return false;
            }

            if (document.UserForm.username.value == '' || document.UserForm.password.value == '') {
                alert('Please enter credentials');
                return false;
            }

            // Hash password with username and random number and submit the form
            document.UserForm.password.value = coverPass(document.UserForm.password.value, document.UserForm.username.value);
            var rand = String(Math.random()).substr(2, 16);
            document.UserForm.random.value = rand;
            document.UserForm.password.value = coverPass(document.UserForm.password.value, rand);
            document.UserForm.submit();
            return true;
        }

        function sendXml() {
            // Set user action to Web Request
            document.UserForm.useraction.value = 'xmlrequest';

            // Validate request fields
            if (document.UserForm.requestxml.value == '') {
                alert('Please enter some request XML');
                return false;
            }
            if (document.UserForm.requesturl.value == '') {
                alert('Please enter a request Url');
                return false;
            }
            if (document.UserForm.webmethodname.value == '') {
                alert('Please enter a web method name');
                return false;
            }
            if (document.UserForm.webservicename.value == '') {
                alert('Please enter a web service name');
                return false;
            }

            // All ok, submit form
            document.UserForm.submit();
            return true;
        }

        function coverPass(thePass, theName) {
            thePass += theName; // concat the password and name to get more unique

            var a = 0x67452301;
            var b = 0xEFCDAB89;
            var c = 0x98BADCFE;
            var d = 0x10325476;
            var e = 0xC3D2E1F0;
            var w = new Array(80);
            var nblk = ((thePass.length + 8) >> 6) + 1;
            var x = new Array(nblk * 16);
            var i = 0;
            var j = 0;

            for (i = 0; i < (nblk * 16); i++) {
                x[i] = 0;
            }
            for (i = 0; i < thePass.length; i++) {
                x[i >> 2] |= thePass.charCodeAt(i) << (24 - (i % 4) * 8);
            }
            x[i >> 2] |= 0x80 << (24 - (i % 4) * 8);
            x[nblk * 16 - 1] = thePass.length * 8;

            for (i = 0; i < x.length; i += 16) {
                oldA = a;
                oldB = b;
                oldC = c;
                oldD = d;
                oldE = e;

                for (j = 0; j < 80; j++) {
                    if (j < 16) w[j] = x[i + j];
                    else w[j] = rol(w[j - 3] ^ w[j - 8] ^ w[j - 14] ^ w[j - 16], 1);
                    t = sum32(sum32(rol(a, 5), ft(j, b, c, d)), sum32(sum32(e, w[j]), kt(j)));
                    e = d;
                    d = c;
                    c = rol(b, 30);
                    b = a;
                    a = t;
                }

                a = sum32(a, oldA);
                b = sum32(b, oldB);
                c = sum32(c, oldC);
                d = sum32(d, oldD);
                e = sum32(e, oldE);
            }
            return numToHex(a) + numToHex(b) + numToHex(c) + numToHex(d) + numToHex(e);
        }

        function numToHex(num) {  // convert to a hex string
            hexStr = "";
            for (var i = 7; i >= 0; i--) {
                hexStr += "0123456789abcdef".charAt((num >> (i * 4)) & 0x0F);
            }
            return hexStr;
        }

        function ft(t, b, c, d) {
            if (t < 20) return (b & c) | ((~b) & d);
            if (t < 40) return b ^ c ^ d;
            if (t < 60) return (b & c) | (b & d) | (c & d);
            return (b ^ c ^ d);
        }

        function kt(t) {
            if (t < 20) {
                return (0x5A827999);
            }
            if (t < 40) {
                return (0x6ED9EBA1);
            }
            if (t < 60) {
                return (0x8F1BBCDC);
            }
            return (0xCA62C1D6);
        }

        function sum32(x, y) {
            return ((x & 0x7FFFFFFF) + (y & 0x7FFFFFFF)) ^ (x & 0x80000000) ^ (y & 0x80000000);
        }

        function rol(theNum, cnt) {
            return (theNum << cnt) | (theNum >>> (32 - cnt));
        }