+ if (sha512_k === undefined) {
+ //SHA512 constants
+ sha512_k = [
+ new int64(0x428a2f98, -685199838), new int64(0x71374491, 0x23ef65cd),
+ new int64(-1245643825, -330482897), new int64(-373957723, -2121671748),
+ new int64(0x3956c25b, -213338824), new int64(0x59f111f1, -1241133031),
+ new int64(-1841331548, -1357295717), new int64(-1424204075, -630357736),
+ new int64(-670586216, -1560083902), new int64(0x12835b01, 0x45706fbe),
+ new int64(0x243185be, 0x4ee4b28c), new int64(0x550c7dc3, -704662302),
+ new int64(0x72be5d74, -226784913), new int64(-2132889090, 0x3b1696b1),
+ new int64(-1680079193, 0x25c71235), new int64(-1046744716, -815192428),
+ new int64(-459576895, -1628353838), new int64(-272742522, 0x384f25e3),
+ new int64(0xfc19dc6, -1953704523), new int64(0x240ca1cc, 0x77ac9c65),
+ new int64(0x2de92c6f, 0x592b0275), new int64(0x4a7484aa, 0x6ea6e483),
+ new int64(0x5cb0a9dc, -1119749164), new int64(0x76f988da, -2096016459),
+ new int64(-1740746414, -295247957), new int64(-1473132947, 0x2db43210),
+ new int64(-1341970488, -1728372417), new int64(-1084653625, -1091629340),
+ new int64(-958395405, 0x3da88fc2), new int64(-710438585, -1828018395),
+ new int64(0x6ca6351, -536640913), new int64(0x14292967, 0xa0e6e70),
+ new int64(0x27b70a85, 0x46d22ffc), new int64(0x2e1b2138, 0x5c26c926),
+ new int64(0x4d2c6dfc, 0x5ac42aed), new int64(0x53380d13, -1651133473),
+ new int64(0x650a7354, -1951439906), new int64(0x766a0abb, 0x3c77b2a8),
+ new int64(-2117940946, 0x47edaee6), new int64(-1838011259, 0x1482353b),
+ new int64(-1564481375, 0x4cf10364), new int64(-1474664885, -1136513023),
+ new int64(-1035236496, -789014639), new int64(-949202525, 0x654be30),
+ new int64(-778901479, -688958952), new int64(-694614492, 0x5565a910),
+ new int64(-200395387, 0x5771202a), new int64(0x106aa070, 0x32bbd1b8),
+ new int64(0x19a4c116, -1194143544), new int64(0x1e376c08, 0x5141ab53),
+ new int64(0x2748774c, -544281703), new int64(0x34b0bcb5, -509917016),
+ new int64(0x391c0cb3, -976659869), new int64(0x4ed8aa4a, -482243893),
+ new int64(0x5b9cca4f, 0x7763e373), new int64(0x682e6ff3, -692930397),
+ new int64(0x748f82ee, 0x5defb2fc), new int64(0x78a5636f, 0x43172f60),
+ new int64(-2067236844, -1578062990), new int64(-1933114872, 0x1a6439ec),
+ new int64(-1866530822, 0x23631e28), new int64(-1538233109, -561857047),
+ new int64(-1090935817, -1295615723), new int64(-965641998, -479046869),
+ new int64(-903397682, -366583396), new int64(-779700025, 0x21c0c207),
+ new int64(-354779690, -840897762), new int64(-176337025, -294727304),
+ new int64(0x6f067aa, 0x72176fba), new int64(0xa637dc5, -1563912026),
+ new int64(0x113f9804, -1090974290), new int64(0x1b710b35, 0x131c471b),
+ new int64(0x28db77f5, 0x23047d84), new int64(0x32caab7b, 0x40c72493),
+ new int64(0x3c9ebe0a, 0x15c9bebc), new int64(0x431d67c4, -1676669620),
+ new int64(0x4cc5d4be, -885112138), new int64(0x597f299c, -60457430),
+ new int64(0x5fcb6fab, 0x3ad6faec), new int64(0x6c44198c, 0x4a475817)
+ ];
+ }
+
+ for (i=0; i<80; i+=1) {
+ W[i] = new int64(0, 0);
+ }
+
+ // append padding to the source string. The format is described in the FIPS.
+ x[len >> 5] |= 0x80 << (24 - (len & 0x1f));
+ x[((len + 128 >> 10)<< 5) + 31] = len;
+ l = x.length;
+ for (i = 0; i<l; i+=32) { //32 dwords is the block size
+ int64copy(a, H[0]);
+ int64copy(b, H[1]);
+ int64copy(c, H[2]);
+ int64copy(d, H[3]);
+ int64copy(e, H[4]);
+ int64copy(f, H[5]);
+ int64copy(g, H[6]);
+ int64copy(h, H[7]);
+
+ for (j=0; j<16; j+=1) {
+ W[j].h = x[i + 2*j];
+ W[j].l = x[i + 2*j + 1];
+ }
+
+ for (j=16; j<80; j+=1) {
+ //sigma1
+ int64rrot(r1, W[j-2], 19);
+ int64revrrot(r2, W[j-2], 29);
+ int64shr(r3, W[j-2], 6);
+ s1.l = r1.l ^ r2.l ^ r3.l;
+ s1.h = r1.h ^ r2.h ^ r3.h;
+ //sigma0
+ int64rrot(r1, W[j-15], 1);
+ int64rrot(r2, W[j-15], 8);
+ int64shr(r3, W[j-15], 7);
+ s0.l = r1.l ^ r2.l ^ r3.l;
+ s0.h = r1.h ^ r2.h ^ r3.h;
+
+ int64add4(W[j], s1, W[j-7], s0, W[j-16]);
+ }
+
+ for (j = 0; j < 80; j+=1) {
+ //Ch
+ Ch.l = (e.l & f.l) ^ (~e.l & g.l);
+ Ch.h = (e.h & f.h) ^ (~e.h & g.h);
+
+ //Sigma1
+ int64rrot(r1, e, 14);
+ int64rrot(r2, e, 18);
+ int64revrrot(r3, e, 9);
+ s1.l = r1.l ^ r2.l ^ r3.l;
+ s1.h = r1.h ^ r2.h ^ r3.h;
+
+ //Sigma0
+ int64rrot(r1, a, 28);
+ int64revrrot(r2, a, 2);
+ int64revrrot(r3, a, 7);
+ s0.l = r1.l ^ r2.l ^ r3.l;
+ s0.h = r1.h ^ r2.h ^ r3.h;
+
+ //Maj
+ Maj.l = (a.l & b.l) ^ (a.l & c.l) ^ (b.l & c.l);
+ Maj.h = (a.h & b.h) ^ (a.h & c.h) ^ (b.h & c.h);
+
+ int64add5(T1, h, s1, Ch, sha512_k[j], W[j]);
+ int64add(T2, s0, Maj);
+
+ int64copy(h, g);
+ int64copy(g, f);
+ int64copy(f, e);
+ int64add(e, d, T1);
+ int64copy(d, c);
+ int64copy(c, b);
+ int64copy(b, a);
+ int64add(a, T1, T2);
+ }
+ int64add(H[0], H[0], a);
+ int64add(H[1], H[1], b);
+ int64add(H[2], H[2], c);
+ int64add(H[3], H[3], d);
+ int64add(H[4], H[4], e);
+ int64add(H[5], H[5], f);
+ int64add(H[6], H[6], g);
+ int64add(H[7], H[7], h);
+ }
+
+ //represent the hash as an array of 32-bit dwords
+ for (i=0; i<8; i+=1) {
+ hash[2*i] = H[i].h;
+ hash[2*i + 1] = H[i].l;
+ }
+ return hash;
+ }
+
+ //A constructor for 64-bit numbers
+ function int64(h, l) {
+ this.h = h;
+ this.l = l;
+ //this.toString = int64toString;
+ }
+
+ //Copies src into dst, assuming both are 64-bit numbers
+ function int64copy(dst, src) {
+ dst.h = src.h;
+ dst.l = src.l;
+ }
+
+ //Right-rotates a 64-bit number by shift
+ //Won't handle cases of shift>=32
+ //The function revrrot() is for that
+ function int64rrot(dst, x, shift) {
+ dst.l = (x.l >>> shift) | (x.h << (32-shift));
+ dst.h = (x.h >>> shift) | (x.l << (32-shift));
+ }
+
+ //Reverses the dwords of the source and then rotates right by shift.
+ //This is equivalent to rotation by 32+shift
+ function int64revrrot(dst, x, shift) {
+ dst.l = (x.h >>> shift) | (x.l << (32-shift));
+ dst.h = (x.l >>> shift) | (x.h << (32-shift));
+ }
+
+ //Bitwise-shifts right a 64-bit number by shift
+ //Won't handle shift>=32, but it's never needed in SHA512
+ function int64shr(dst, x, shift) {
+ dst.l = (x.l >>> shift) | (x.h << (32-shift));
+ dst.h = (x.h >>> shift);
+ }
+
+ //Adds two 64-bit numbers
+ //Like the original implementation, does not rely on 32-bit operations
+ function int64add(dst, x, y) {
+ var w0 = (x.l & 0xffff) + (y.l & 0xffff);
+ var w1 = (x.l >>> 16) + (y.l >>> 16) + (w0 >>> 16);
+ var w2 = (x.h & 0xffff) + (y.h & 0xffff) + (w1 >>> 16);
+ var w3 = (x.h >>> 16) + (y.h >>> 16) + (w2 >>> 16);
+ dst.l = (w0 & 0xffff) | (w1 << 16);
+ dst.h = (w2 & 0xffff) | (w3 << 16);
+ }
+
+ //Same, except with 4 addends. Works faster than adding them one by one.
+ function int64add4(dst, a, b, c, d) {
+ var w0 = (a.l & 0xffff) + (b.l & 0xffff) + (c.l & 0xffff) + (d.l & 0xffff);
+ var w1 = (a.l >>> 16) + (b.l >>> 16) + (c.l >>> 16) + (d.l >>> 16) + (w0 >>> 16);
+ var w2 = (a.h & 0xffff) + (b.h & 0xffff) + (c.h & 0xffff) + (d.h & 0xffff) + (w1 >>> 16);
+ var w3 = (a.h >>> 16) + (b.h >>> 16) + (c.h >>> 16) + (d.h >>> 16) + (w2 >>> 16);
+ dst.l = (w0 & 0xffff) | (w1 << 16);
+ dst.h = (w2 & 0xffff) | (w3 << 16);
+ }
+
+ //Same, except with 5 addends
+ function int64add5(dst, a, b, c, d, e) {
+ var w0 = (a.l & 0xffff) + (b.l & 0xffff) + (c.l & 0xffff) + (d.l & 0xffff) + (e.l & 0xffff),
+ w1 = (a.l >>> 16) + (b.l >>> 16) + (c.l >>> 16) + (d.l >>> 16) + (e.l >>> 16) + (w0 >>> 16),
+ w2 = (a.h & 0xffff) + (b.h & 0xffff) + (c.h & 0xffff) + (d.h & 0xffff) + (e.h & 0xffff) + (w1 >>> 16),
+ w3 = (a.h >>> 16) + (b.h >>> 16) + (c.h >>> 16) + (d.h >>> 16) + (e.h >>> 16) + (w2 >>> 16);
+ dst.l = (w0 & 0xffff) | (w1 << 16);
+ dst.h = (w2 & 0xffff) | (w3 << 16);
+ }
+ },
+ /**
+ * @class Hashes.RMD160
+ * @constructor
+ * @param {Object} [config]
+ *
+ * A JavaScript implementation of the RIPEMD-160 Algorithm
+ * Version 2.2 Copyright Jeremy Lin, Paul Johnston 2000 - 2009.
+ * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
+ * See http://pajhome.org.uk/crypt/md5 for details.
+ * Also http://www.ocf.berkeley.edu/~jjlin/jsotp/
+ */
+ RMD160 : function (options) {
+ /**
+ * Private properties configuration variables. You may need to tweak these to be compatible with
+ * the server-side, but the defaults work in most cases.
+ * @see this.setUpperCase() method
+ * @see this.setPad() method
+ */
+ var hexcase = (options && typeof options.uppercase === 'boolean') ? options.uppercase : false, /* hexadecimal output case format. false - lowercase; true - uppercase */
+ b64pad = (options && typeof options.pad === 'string') ? options.pda : '=', /* base-64 pad character. Default '=' for strict RFC compliance */
+ utf8 = (options && typeof options.utf8 === 'boolean') ? options.utf8 : true, /* enable/disable utf8 encoding */
+ rmd160_r1 = [
+ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
+ 7, 4, 13, 1, 10, 6, 15, 3, 12, 0, 9, 5, 2, 14, 11, 8,
+ 3, 10, 14, 4, 9, 15, 8, 1, 2, 7, 0, 6, 13, 11, 5, 12,
+ 1, 9, 11, 10, 0, 8, 12, 4, 13, 3, 7, 15, 14, 5, 6, 2,
+ 4, 0, 5, 9, 7, 12, 2, 10, 14, 1, 3, 8, 11, 6, 15, 13
+ ],
+ rmd160_r2 = [
+ 5, 14, 7, 0, 9, 2, 11, 4, 13, 6, 15, 8, 1, 10, 3, 12,
+ 6, 11, 3, 7, 0, 13, 5, 10, 14, 15, 8, 12, 4, 9, 1, 2,
+ 15, 5, 1, 3, 7, 14, 6, 9, 11, 8, 12, 2, 10, 0, 4, 13,
+ 8, 6, 4, 1, 3, 11, 15, 0, 5, 12, 2, 13, 9, 7, 10, 14,
+ 12, 15, 10, 4, 1, 5, 8, 7, 6, 2, 13, 14, 0, 3, 9, 11
+ ],
+ rmd160_s1 = [
+ 11, 14, 15, 12, 5, 8, 7, 9, 11, 13, 14, 15, 6, 7, 9, 8,
+ 7, 6, 8, 13, 11, 9, 7, 15, 7, 12, 15, 9, 11, 7, 13, 12,
+ 11, 13, 6, 7, 14, 9, 13, 15, 14, 8, 13, 6, 5, 12, 7, 5,
+ 11, 12, 14, 15, 14, 15, 9, 8, 9, 14, 5, 6, 8, 6, 5, 12,
+ 9, 15, 5, 11, 6, 8, 13, 12, 5, 12, 13, 14, 11, 8, 5, 6
+ ],
+ rmd160_s2 = [
+ 8, 9, 9, 11, 13, 15, 15, 5, 7, 7, 8, 11, 14, 14, 12, 6,
+ 9, 13, 15, 7, 12, 8, 9, 11, 7, 7, 12, 7, 6, 15, 13, 11,
+ 9, 7, 15, 11, 8, 6, 6, 14, 12, 13, 5, 14, 13, 13, 7, 5,
+ 15, 5, 8, 11, 14, 14, 6, 14, 6, 9, 12, 9, 12, 5, 15, 8,
+ 8, 5, 12, 9, 12, 5, 14, 6, 8, 13, 6, 5, 15, 13, 11, 11
+ ];