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49 lines
907 B
49 lines
907 B
'use strict';
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var utils = require('../utils');
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var rotr32 = utils.rotr32;
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function ft_1(s, x, y, z) {
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if (s === 0)
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return ch32(x, y, z);
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if (s === 1 || s === 3)
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return p32(x, y, z);
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if (s === 2)
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return maj32(x, y, z);
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}
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exports.ft_1 = ft_1;
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function ch32(x, y, z) {
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return (x & y) ^ ((~x) & z);
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}
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exports.ch32 = ch32;
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function maj32(x, y, z) {
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return (x & y) ^ (x & z) ^ (y & z);
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}
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exports.maj32 = maj32;
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function p32(x, y, z) {
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return x ^ y ^ z;
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}
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exports.p32 = p32;
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function s0_256(x) {
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return rotr32(x, 2) ^ rotr32(x, 13) ^ rotr32(x, 22);
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}
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exports.s0_256 = s0_256;
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function s1_256(x) {
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return rotr32(x, 6) ^ rotr32(x, 11) ^ rotr32(x, 25);
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}
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exports.s1_256 = s1_256;
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function g0_256(x) {
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return rotr32(x, 7) ^ rotr32(x, 18) ^ (x >>> 3);
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}
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exports.g0_256 = g0_256;
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function g1_256(x) {
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return rotr32(x, 17) ^ rotr32(x, 19) ^ (x >>> 10);
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}
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exports.g1_256 = g1_256;
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