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Текущая директория: /opt/BitGoJS/node_modules/tweetnacl-ts/src

Просмотр файла: core.ts

import { ByteArray, NumArray } from './array';

export function gf(init?: number[]): NumArray {
    const r = NumArray(16);
    if (init) for (let i = 0; i < init.length; i++) r[i] = init[i];
    return r;
}

export const _0 = ByteArray(16);
export const _9 = ByteArray(32);
_9[0] = 9;

export const gf0 = gf();
export const gf1 = gf([1]);

export const _121665 = gf([0xdb41, 1]);

export const D = gf([0x78a3, 0x1359, 0x4dca, 0x75eb, 0xd8ab, 0x4141, 0x0a4d, 0x0070, 0xe898, 0x7779, 0x4079, 0x8cc7, 0xfe73, 0x2b6f, 0x6cee, 0x5203]);
export const D2 = gf([0xf159, 0x26b2, 0x9b94, 0xebd6, 0xb156, 0x8283, 0x149a, 0x00e0, 0xd130, 0xeef3, 0x80f2, 0x198e, 0xfce7, 0x56df, 0xd9dc, 0x2406]);
export const X = gf([0xd51a, 0x8f25, 0x2d60, 0xc956, 0xa7b2, 0x9525, 0xc760, 0x692c, 0xdc5c, 0xfdd6, 0xe231, 0xc0a4, 0x53fe, 0xcd6e, 0x36d3, 0x2169]);
export const Y = gf([0x6658, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666]);
export const I = gf([0xa0b0, 0x4a0e, 0x1b27, 0xc4ee, 0xe478, 0xad2f, 0x1806, 0x2f43, 0xd7a7, 0x3dfb, 0x0099, 0x2b4d, 0xdf0b, 0x4fc1, 0x2480, 0x2b83]);

export function A(o: NumArray, a: NumArray, b: NumArray) {
    for (let i = 0; i < 16; i++) o[i] = a[i] + b[i];
}

export function Z(o: NumArray, a: NumArray, b: NumArray) {
    for (let i = 0; i < 16; i++) o[i] = a[i] - b[i];
}

export function M(o: NumArray, a: NumArray, b: NumArray) {
    let v, c,
        t0 = 0, t1 = 0, t2 = 0, t3 = 0, t4 = 0, t5 = 0, t6 = 0, t7 = 0,
        t8 = 0, t9 = 0, t10 = 0, t11 = 0, t12 = 0, t13 = 0, t14 = 0, t15 = 0,
        t16 = 0, t17 = 0, t18 = 0, t19 = 0, t20 = 0, t21 = 0, t22 = 0, t23 = 0,
        t24 = 0, t25 = 0, t26 = 0, t27 = 0, t28 = 0, t29 = 0, t30 = 0,
        b0 = b[0],
        b1 = b[1],
        b2 = b[2],
        b3 = b[3],
        b4 = b[4],
        b5 = b[5],
        b6 = b[6],
        b7 = b[7],
        b8 = b[8],
        b9 = b[9],
        b10 = b[10],
        b11 = b[11],
        b12 = b[12],
        b13 = b[13],
        b14 = b[14],
        b15 = b[15];

    v = a[0];
    t0 += v * b0;
    t1 += v * b1;
    t2 += v * b2;
    t3 += v * b3;
    t4 += v * b4;
    t5 += v * b5;
    t6 += v * b6;
    t7 += v * b7;
    t8 += v * b8;
    t9 += v * b9;
    t10 += v * b10;
    t11 += v * b11;
    t12 += v * b12;
    t13 += v * b13;
    t14 += v * b14;
    t15 += v * b15;
    v = a[1];
    t1 += v * b0;
    t2 += v * b1;
    t3 += v * b2;
    t4 += v * b3;
    t5 += v * b4;
    t6 += v * b5;
    t7 += v * b6;
    t8 += v * b7;
    t9 += v * b8;
    t10 += v * b9;
    t11 += v * b10;
    t12 += v * b11;
    t13 += v * b12;
    t14 += v * b13;
    t15 += v * b14;
    t16 += v * b15;
    v = a[2];
    t2 += v * b0;
    t3 += v * b1;
    t4 += v * b2;
    t5 += v * b3;
    t6 += v * b4;
    t7 += v * b5;
    t8 += v * b6;
    t9 += v * b7;
    t10 += v * b8;
    t11 += v * b9;
    t12 += v * b10;
    t13 += v * b11;
    t14 += v * b12;
    t15 += v * b13;
    t16 += v * b14;
    t17 += v * b15;
    v = a[3];
    t3 += v * b0;
    t4 += v * b1;
    t5 += v * b2;
    t6 += v * b3;
    t7 += v * b4;
    t8 += v * b5;
    t9 += v * b6;
    t10 += v * b7;
    t11 += v * b8;
    t12 += v * b9;
    t13 += v * b10;
    t14 += v * b11;
    t15 += v * b12;
    t16 += v * b13;
    t17 += v * b14;
    t18 += v * b15;
    v = a[4];
    t4 += v * b0;
    t5 += v * b1;
    t6 += v * b2;
    t7 += v * b3;
    t8 += v * b4;
    t9 += v * b5;
    t10 += v * b6;
    t11 += v * b7;
    t12 += v * b8;
    t13 += v * b9;
    t14 += v * b10;
    t15 += v * b11;
    t16 += v * b12;
    t17 += v * b13;
    t18 += v * b14;
    t19 += v * b15;
    v = a[5];
    t5 += v * b0;
    t6 += v * b1;
    t7 += v * b2;
    t8 += v * b3;
    t9 += v * b4;
    t10 += v * b5;
    t11 += v * b6;
    t12 += v * b7;
    t13 += v * b8;
    t14 += v * b9;
    t15 += v * b10;
    t16 += v * b11;
    t17 += v * b12;
    t18 += v * b13;
    t19 += v * b14;
    t20 += v * b15;
    v = a[6];
    t6 += v * b0;
    t7 += v * b1;
    t8 += v * b2;
    t9 += v * b3;
    t10 += v * b4;
    t11 += v * b5;
    t12 += v * b6;
    t13 += v * b7;
    t14 += v * b8;
    t15 += v * b9;
    t16 += v * b10;
    t17 += v * b11;
    t18 += v * b12;
    t19 += v * b13;
    t20 += v * b14;
    t21 += v * b15;
    v = a[7];
    t7 += v * b0;
    t8 += v * b1;
    t9 += v * b2;
    t10 += v * b3;
    t11 += v * b4;
    t12 += v * b5;
    t13 += v * b6;
    t14 += v * b7;
    t15 += v * b8;
    t16 += v * b9;
    t17 += v * b10;
    t18 += v * b11;
    t19 += v * b12;
    t20 += v * b13;
    t21 += v * b14;
    t22 += v * b15;
    v = a[8];
    t8 += v * b0;
    t9 += v * b1;
    t10 += v * b2;
    t11 += v * b3;
    t12 += v * b4;
    t13 += v * b5;
    t14 += v * b6;
    t15 += v * b7;
    t16 += v * b8;
    t17 += v * b9;
    t18 += v * b10;
    t19 += v * b11;
    t20 += v * b12;
    t21 += v * b13;
    t22 += v * b14;
    t23 += v * b15;
    v = a[9];
    t9 += v * b0;
    t10 += v * b1;
    t11 += v * b2;
    t12 += v * b3;
    t13 += v * b4;
    t14 += v * b5;
    t15 += v * b6;
    t16 += v * b7;
    t17 += v * b8;
    t18 += v * b9;
    t19 += v * b10;
    t20 += v * b11;
    t21 += v * b12;
    t22 += v * b13;
    t23 += v * b14;
    t24 += v * b15;
    v = a[10];
    t10 += v * b0;
    t11 += v * b1;
    t12 += v * b2;
    t13 += v * b3;
    t14 += v * b4;
    t15 += v * b5;
    t16 += v * b6;
    t17 += v * b7;
    t18 += v * b8;
    t19 += v * b9;
    t20 += v * b10;
    t21 += v * b11;
    t22 += v * b12;
    t23 += v * b13;
    t24 += v * b14;
    t25 += v * b15;
    v = a[11];
    t11 += v * b0;
    t12 += v * b1;
    t13 += v * b2;
    t14 += v * b3;
    t15 += v * b4;
    t16 += v * b5;
    t17 += v * b6;
    t18 += v * b7;
    t19 += v * b8;
    t20 += v * b9;
    t21 += v * b10;
    t22 += v * b11;
    t23 += v * b12;
    t24 += v * b13;
    t25 += v * b14;
    t26 += v * b15;
    v = a[12];
    t12 += v * b0;
    t13 += v * b1;
    t14 += v * b2;
    t15 += v * b3;
    t16 += v * b4;
    t17 += v * b5;
    t18 += v * b6;
    t19 += v * b7;
    t20 += v * b8;
    t21 += v * b9;
    t22 += v * b10;
    t23 += v * b11;
    t24 += v * b12;
    t25 += v * b13;
    t26 += v * b14;
    t27 += v * b15;
    v = a[13];
    t13 += v * b0;
    t14 += v * b1;
    t15 += v * b2;
    t16 += v * b3;
    t17 += v * b4;
    t18 += v * b5;
    t19 += v * b6;
    t20 += v * b7;
    t21 += v * b8;
    t22 += v * b9;
    t23 += v * b10;
    t24 += v * b11;
    t25 += v * b12;
    t26 += v * b13;
    t27 += v * b14;
    t28 += v * b15;
    v = a[14];
    t14 += v * b0;
    t15 += v * b1;
    t16 += v * b2;
    t17 += v * b3;
    t18 += v * b4;
    t19 += v * b5;
    t20 += v * b6;
    t21 += v * b7;
    t22 += v * b8;
    t23 += v * b9;
    t24 += v * b10;
    t25 += v * b11;
    t26 += v * b12;
    t27 += v * b13;
    t28 += v * b14;
    t29 += v * b15;
    v = a[15];
    t15 += v * b0;
    t16 += v * b1;
    t17 += v * b2;
    t18 += v * b3;
    t19 += v * b4;
    t20 += v * b5;
    t21 += v * b6;
    t22 += v * b7;
    t23 += v * b8;
    t24 += v * b9;
    t25 += v * b10;
    t26 += v * b11;
    t27 += v * b12;
    t28 += v * b13;
    t29 += v * b14;
    t30 += v * b15;

    t0 += 38 * t16;
    t1 += 38 * t17;
    t2 += 38 * t18;
    t3 += 38 * t19;
    t4 += 38 * t20;
    t5 += 38 * t21;
    t6 += 38 * t22;
    t7 += 38 * t23;
    t8 += 38 * t24;
    t9 += 38 * t25;
    t10 += 38 * t26;
    t11 += 38 * t27;
    t12 += 38 * t28;
    t13 += 38 * t29;
    t14 += 38 * t30;
    // t15 left as is

    // first car
    c = 1;
    v = t0 + c + 65535; c = Math.floor(v / 65536); t0 = v - c * 65536;
    v = t1 + c + 65535; c = Math.floor(v / 65536); t1 = v - c * 65536;
    v = t2 + c + 65535; c = Math.floor(v / 65536); t2 = v - c * 65536;
    v = t3 + c + 65535; c = Math.floor(v / 65536); t3 = v - c * 65536;
    v = t4 + c + 65535; c = Math.floor(v / 65536); t4 = v - c * 65536;
    v = t5 + c + 65535; c = Math.floor(v / 65536); t5 = v - c * 65536;
    v = t6 + c + 65535; c = Math.floor(v / 65536); t6 = v - c * 65536;
    v = t7 + c + 65535; c = Math.floor(v / 65536); t7 = v - c * 65536;
    v = t8 + c + 65535; c = Math.floor(v / 65536); t8 = v - c * 65536;
    v = t9 + c + 65535; c = Math.floor(v / 65536); t9 = v - c * 65536;
    v = t10 + c + 65535; c = Math.floor(v / 65536); t10 = v - c * 65536;
    v = t11 + c + 65535; c = Math.floor(v / 65536); t11 = v - c * 65536;
    v = t12 + c + 65535; c = Math.floor(v / 65536); t12 = v - c * 65536;
    v = t13 + c + 65535; c = Math.floor(v / 65536); t13 = v - c * 65536;
    v = t14 + c + 65535; c = Math.floor(v / 65536); t14 = v - c * 65536;
    v = t15 + c + 65535; c = Math.floor(v / 65536); t15 = v - c * 65536;
    t0 += c - 1 + 37 * (c - 1);

    // second car
    c = 1;
    v = t0 + c + 65535; c = Math.floor(v / 65536); t0 = v - c * 65536;
    v = t1 + c + 65535; c = Math.floor(v / 65536); t1 = v - c * 65536;
    v = t2 + c + 65535; c = Math.floor(v / 65536); t2 = v - c * 65536;
    v = t3 + c + 65535; c = Math.floor(v / 65536); t3 = v - c * 65536;
    v = t4 + c + 65535; c = Math.floor(v / 65536); t4 = v - c * 65536;
    v = t5 + c + 65535; c = Math.floor(v / 65536); t5 = v - c * 65536;
    v = t6 + c + 65535; c = Math.floor(v / 65536); t6 = v - c * 65536;
    v = t7 + c + 65535; c = Math.floor(v / 65536); t7 = v - c * 65536;
    v = t8 + c + 65535; c = Math.floor(v / 65536); t8 = v - c * 65536;
    v = t9 + c + 65535; c = Math.floor(v / 65536); t9 = v - c * 65536;
    v = t10 + c + 65535; c = Math.floor(v / 65536); t10 = v - c * 65536;
    v = t11 + c + 65535; c = Math.floor(v / 65536); t11 = v - c * 65536;
    v = t12 + c + 65535; c = Math.floor(v / 65536); t12 = v - c * 65536;
    v = t13 + c + 65535; c = Math.floor(v / 65536); t13 = v - c * 65536;
    v = t14 + c + 65535; c = Math.floor(v / 65536); t14 = v - c * 65536;
    v = t15 + c + 65535; c = Math.floor(v / 65536); t15 = v - c * 65536;
    t0 += c - 1 + 37 * (c - 1);

    o[0] = t0;
    o[1] = t1;
    o[2] = t2;
    o[3] = t3;
    o[4] = t4;
    o[5] = t5;
    o[6] = t6;
    o[7] = t7;
    o[8] = t8;
    o[9] = t9;
    o[10] = t10;
    o[11] = t11;
    o[12] = t12;
    o[13] = t13;
    o[14] = t14;
    o[15] = t15;
}

export function S(o: NumArray, a: NumArray) {
    M(o, a, a);
}

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