sha512-es
Version:
Cryptographic hash library producing a 512-bit (64-byte) hash value
209 lines (185 loc) • 8.7 kB
JavaScript
/*!
* sha512-es
* https://github.com/logotype/es-crypto.git
*
* Copyright 2017 Victor Norgren
* Released under the MIT license
*/
import {Int64} from './Int64';
export default class SHA512 {
static hash(string) {
return SHA512.stringToHex(SHA512.arrayToString(SHA512.run(SHA512.stringToArray(string), string.length * 8)));
}
static run(input, len) {
const 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)
];
const T1 = new Int64(0, 0),
T2 = new Int64(0, 0),
W = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
H0 = new Int64(0x6a09e667, -205731576),
H1 = new Int64(-1150833019, -2067093701),
H2 = new Int64(0x3c6ef372, -23791573),
H3 = new Int64(-1521486534, 0x5f1d36f1),
H4 = new Int64(0x510e527f, -1377402159),
H5 = new Int64(-1694144372, 0x2b3e6c1f),
H6 = new Int64(0x1f83d9ab, -79577749),
H7 = new Int64(0x5be0cd19, 0x137e2179),
a = new Int64(0, 0),
b = new Int64(0, 0),
c = new Int64(0, 0),
d = new Int64(0, 0),
e = new Int64(0, 0),
f = new Int64(0, 0),
g = new Int64(0, 0),
h = new Int64(0, 0),
s0 = new Int64(0, 0),
s1 = new Int64(0, 0),
Ch = new Int64(0, 0),
Maj = new Int64(0, 0),
r1 = new Int64(0, 0),
r2 = new Int64(0, 0),
r3 = new Int64(0, 0);
let j = 0, i = 0, l = 0;
for (i = 0; i < 80; i += 1) {
W[i] = new Int64(0, 0);
}
input[len >> 5] |= 0x80 << 24 - (len & 0x1f);
input[(len + 128 >> 10 << 5) + 31] = len;
l = input.length;
for (i = 0; i < l; i += 32) {
Int64.copy(a, H0);
Int64.copy(b, H1);
Int64.copy(c, H2);
Int64.copy(d, H3);
Int64.copy(e, H4);
Int64.copy(f, H5);
Int64.copy(g, H6);
Int64.copy(h, H7);
for (j = 0; j < 16; j += 1) {
W[j].h = input[i + 2 * j];
W[j].l = input[i + 2 * j + 1];
}
for (j = 16; j < 80; j += 1) {
Int64.rotr(r1, W[j - 2], 19);
Int64.rotl(r2, W[j - 2], 29);
Int64.shr(r3, W[j - 2], 6);
s1.l = r1.l ^ r2.l ^ r3.l;
s1.h = r1.h ^ r2.h ^ r3.h;
Int64.rotr(r1, W[j - 15], 1);
Int64.rotr(r2, W[j - 15], 8);
Int64.shr(r3, W[j - 15], 7);
s0.l = r1.l ^ r2.l ^ r3.l;
s0.h = r1.h ^ r2.h ^ r3.h;
Int64.add4(W[j], s1, W[j - 7], s0, W[j - 16]);
}
for (j = 0; j < 80; j += 1) {
Ch.l = e.l & f.l ^ ~e.l & g.l;
Ch.h = e.h & f.h ^ ~e.h & g.h;
Int64.rotr(r1, e, 14);
Int64.rotr(r2, e, 18);
Int64.rotl(r3, e, 9);
s1.l = r1.l ^ r2.l ^ r3.l;
s1.h = r1.h ^ r2.h ^ r3.h;
Int64.rotr(r1, a, 28);
Int64.rotl(r2, a, 2);
Int64.rotl(r3, a, 7);
s0.l = r1.l ^ r2.l ^ r3.l;
s0.h = r1.h ^ r2.h ^ r3.h;
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;
Int64.add5(T1, h, s1, Ch, K[j], W[j]);
Int64.add(T2, s0, Maj);
Int64.copy(h, g);
Int64.copy(g, f);
Int64.copy(f, e);
Int64.add(e, d, T1);
Int64.copy(d, c);
Int64.copy(c, b);
Int64.copy(b, a);
Int64.add(a, T1, T2);
}
Int64.add(H0, H0, a);
Int64.add(H1, H1, b);
Int64.add(H2, H2, c);
Int64.add(H3, H3, d);
Int64.add(H4, H4, e);
Int64.add(H5, H5, f);
Int64.add(H6, H6, g);
Int64.add(H7, H7, h);
}
return [H0.h, H0.l, H1.h, H1.l, H2.h, H2.l, H3.h, H3.l, H4.h, H4.l, H5.h, H5.l, H6.h, H6.l, H7.h, H7.l];
}
static arrayToString(input) {
const l = input.length * 32;
let i = 0,
output = '';
for (i = 0; i < l; i += 8) {
output += String.fromCharCode(input[i >> 5] >>> 24 - i % 32 & 0xFF);
}
return output;
}
static stringToArray(input) {
const l = input.length * 8;
const output = Array(input.length >> 2);
const lo = output.length;
let i = 0;
for (i = 0; i < lo; i += 1) {
output[i] = 0;
}
for (i = 0; i < l; i += 8) {
output[i >> 5] |= (input.charCodeAt(i / 8) & 0xFF) << 24 - i % 32;
}
return output;
}
static stringToHex(input) {
const hex = '0123456789abcdef';
const l = input.length;
let output = '',
x = null, i = 0;
for (; i < l; i += 1) {
x = input.charCodeAt(i);
output += hex.charAt(x >>> 4 & 0x0F) + hex.charAt(x & 0x0F);
}
return output;
}
}