diff options
Diffstat (limited to 'packages/taler-wallet-core')
23 files changed, 25 insertions, 4277 deletions
diff --git a/packages/taler-wallet-core/src/crypto/primitives/kdf.ts b/packages/taler-wallet-core/src/crypto/primitives/kdf.ts deleted file mode 100644 index af4d05035..000000000 --- a/packages/taler-wallet-core/src/crypto/primitives/kdf.ts +++ /dev/null @@ -1,92 +0,0 @@ -/* - This file is part of GNU Taler - (C) 2019 GNUnet e.V. - - GNU Taler is free software; you can redistribute it and/or modify it under the - terms of the GNU General Public License as published by the Free Software - Foundation; either version 3, or (at your option) any later version. - - GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY - WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR - A PARTICULAR PURPOSE. See the GNU General Public License for more details. - - You should have received a copy of the GNU General Public License along with - GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/> - */ - -import * as nacl from "./nacl-fast.js"; -import { sha256 } from "./sha256.js"; - -export function sha512(data: Uint8Array): Uint8Array { - return nacl.hash(data); -} - -export function hmac( - digest: (d: Uint8Array) => Uint8Array, - blockSize: number, - key: Uint8Array, - message: Uint8Array, -): Uint8Array { - if (key.byteLength > blockSize) { - key = digest(key); - } - if (key.byteLength < blockSize) { - const k = key; - key = new Uint8Array(blockSize); - key.set(k, 0); - } - const okp = new Uint8Array(blockSize); - const ikp = new Uint8Array(blockSize); - for (let i = 0; i < blockSize; i++) { - ikp[i] = key[i] ^ 0x36; - okp[i] = key[i] ^ 0x5c; - } - const b1 = new Uint8Array(blockSize + message.byteLength); - b1.set(ikp, 0); - b1.set(message, blockSize); - const h0 = digest(b1); - const b2 = new Uint8Array(blockSize + h0.length); - b2.set(okp, 0); - b2.set(h0, blockSize); - return digest(b2); -} - -export function hmacSha512(key: Uint8Array, message: Uint8Array): Uint8Array { - return hmac(sha512, 128, key, message); -} - -export function hmacSha256(key: Uint8Array, message: Uint8Array): Uint8Array { - return hmac(sha256, 64, key, message); -} - -export function kdf( - outputLength: number, - ikm: Uint8Array, - salt: Uint8Array, - info: Uint8Array, -): Uint8Array { - // extract - const prk = hmacSha512(salt, ikm); - - // expand - const N = Math.ceil(outputLength / 32); - const output = new Uint8Array(N * 32); - for (let i = 0; i < N; i++) { - let buf; - if (i == 0) { - buf = new Uint8Array(info.byteLength + 1); - buf.set(info, 0); - } else { - buf = new Uint8Array(info.byteLength + 1 + 32); - for (let j = 0; j < 32; j++) { - buf[j] = output[(i - 1) * 32 + j]; - } - buf.set(info, 32); - } - buf[buf.length - 1] = i + 1; - const chunk = hmacSha256(prk, buf); - output.set(chunk, i * 32); - } - - return output.slice(0, outputLength); -} diff --git a/packages/taler-wallet-core/src/crypto/primitives/nacl-fast.ts b/packages/taler-wallet-core/src/crypto/primitives/nacl-fast.ts deleted file mode 100644 index 909c6a60a..000000000 --- a/packages/taler-wallet-core/src/crypto/primitives/nacl-fast.ts +++ /dev/null @@ -1,3019 +0,0 @@ -// Ported in 2014 by Dmitry Chestnykh and Devi Mandiri. -// TypeScript port in 2019 by Florian Dold. -// Public domain. -// -// Implementation derived from TweetNaCl version 20140427. -// See for details: http://tweetnacl.cr.yp.to/ - -const gf = function (init: number[] = []): Float64Array { - const r = new Float64Array(16); - if (init) for (let i = 0; i < init.length; i++) r[i] = init[i]; - return r; -}; - -// Pluggable, initialized in high-level API below. -let randombytes = function (x: Uint8Array, n: number): void { - throw new Error("no PRNG"); -}; - -const _9 = new Uint8Array(32); -_9[0] = 9; - -// prettier-ignore -const gf0 = gf(); -const gf1 = gf([1]); -const _121665 = gf([0xdb41, 1]); -const D = gf([ - 0x78a3, - 0x1359, - 0x4dca, - 0x75eb, - 0xd8ab, - 0x4141, - 0x0a4d, - 0x0070, - 0xe898, - 0x7779, - 0x4079, - 0x8cc7, - 0xfe73, - 0x2b6f, - 0x6cee, - 0x5203, -]); -const D2 = gf([ - 0xf159, - 0x26b2, - 0x9b94, - 0xebd6, - 0xb156, - 0x8283, - 0x149a, - 0x00e0, - 0xd130, - 0xeef3, - 0x80f2, - 0x198e, - 0xfce7, - 0x56df, - 0xd9dc, - 0x2406, -]); -const X = gf([ - 0xd51a, - 0x8f25, - 0x2d60, - 0xc956, - 0xa7b2, - 0x9525, - 0xc760, - 0x692c, - 0xdc5c, - 0xfdd6, - 0xe231, - 0xc0a4, - 0x53fe, - 0xcd6e, - 0x36d3, - 0x2169, -]); -const Y = gf([ - 0x6658, - 0x6666, - 0x6666, - 0x6666, - 0x6666, - 0x6666, - 0x6666, - 0x6666, - 0x6666, - 0x6666, - 0x6666, - 0x6666, - 0x6666, - 0x6666, - 0x6666, - 0x6666, -]); -const I = gf([ - 0xa0b0, - 0x4a0e, - 0x1b27, - 0xc4ee, - 0xe478, - 0xad2f, - 0x1806, - 0x2f43, - 0xd7a7, - 0x3dfb, - 0x0099, - 0x2b4d, - 0xdf0b, - 0x4fc1, - 0x2480, - 0x2b83, -]); - -function ts64(x: Uint8Array, i: number, h: number, l: number): void { - x[i] = (h >> 24) & 0xff; - x[i + 1] = (h >> 16) & 0xff; - x[i + 2] = (h >> 8) & 0xff; - x[i + 3] = h & 0xff; - x[i + 4] = (l >> 24) & 0xff; - x[i + 5] = (l >> 16) & 0xff; - x[i + 6] = (l >> 8) & 0xff; - x[i + 7] = l & 0xff; -} - -function vn( - x: Uint8Array, - xi: number, - y: Uint8Array, - yi: number, - n: number, -): number { - let i, - d = 0; - for (i = 0; i < n; i++) d |= x[xi + i] ^ y[yi + i]; - return (1 & ((d - 1) >>> 8)) - 1; -} - -function crypto_verify_16( - x: Uint8Array, - xi: number, - y: Uint8Array, - yi: number, -) { - return vn(x, xi, y, yi, 16); -} - -function crypto_verify_32( - x: Uint8Array, - xi: number, - y: Uint8Array, - yi: number, -): number { - return vn(x, xi, y, yi, 32); -} - -function core_salsa20( - o: Uint8Array, - p: Uint8Array, - k: Uint8Array, - c: Uint8Array, -) { - var j0 = - (c[0] & 0xff) | - ((c[1] & 0xff) << 8) | - ((c[2] & 0xff) << 16) | - ((c[3] & 0xff) << 24), - j1 = - (k[0] & 0xff) | - ((k[1] & 0xff) << 8) | - ((k[2] & 0xff) << 16) | - ((k[3] & 0xff) << 24), - j2 = - (k[4] & 0xff) | - ((k[5] & 0xff) << 8) | - ((k[6] & 0xff) << 16) | - ((k[7] & 0xff) << 24), - j3 = - (k[8] & 0xff) | - ((k[9] & 0xff) << 8) | - ((k[10] & 0xff) << 16) | - ((k[11] & 0xff) << 24), - j4 = - (k[12] & 0xff) | - ((k[13] & 0xff) << 8) | - ((k[14] & 0xff) << 16) | - ((k[15] & 0xff) << 24), - j5 = - (c[4] & 0xff) | - ((c[5] & 0xff) << 8) | - ((c[6] & 0xff) << 16) | - ((c[7] & 0xff) << 24), - j6 = - (p[0] & 0xff) | - ((p[1] & 0xff) << 8) | - ((p[2] & 0xff) << 16) | - ((p[3] & 0xff) << 24), - j7 = - (p[4] & 0xff) | - ((p[5] & 0xff) << 8) | - ((p[6] & 0xff) << 16) | - ((p[7] & 0xff) << 24), - j8 = - (p[8] & 0xff) | - ((p[9] & 0xff) << 8) | - ((p[10] & 0xff) << 16) | - ((p[11] & 0xff) << 24), - j9 = - (p[12] & 0xff) | - ((p[13] & 0xff) << 8) | - ((p[14] & 0xff) << 16) | - ((p[15] & 0xff) << 24), - j10 = - (c[8] & 0xff) | - ((c[9] & 0xff) << 8) | - ((c[10] & 0xff) << 16) | - ((c[11] & 0xff) << 24), - j11 = - (k[16] & 0xff) | - ((k[17] & 0xff) << 8) | - ((k[18] & 0xff) << 16) | - ((k[19] & 0xff) << 24), - j12 = - (k[20] & 0xff) | - ((k[21] & 0xff) << 8) | - ((k[22] & 0xff) << 16) | - ((k[23] & 0xff) << 24), - j13 = - (k[24] & 0xff) | - ((k[25] & 0xff) << 8) | - ((k[26] & 0xff) << 16) | - ((k[27] & 0xff) << 24), - j14 = - (k[28] & 0xff) | - ((k[29] & 0xff) << 8) | - ((k[30] & 0xff) << 16) | - ((k[31] & 0xff) << 24), - j15 = - (c[12] & 0xff) | - ((c[13] & 0xff) << 8) | - ((c[14] & 0xff) << 16) | - ((c[15] & 0xff) << 24); - - var x0 = j0, - x1 = j1, - x2 = j2, - x3 = j3, - x4 = j4, - x5 = j5, - x6 = j6, - x7 = j7, - x8 = j8, - x9 = j9, - x10 = j10, - x11 = j11, - x12 = j12, - x13 = j13, - x14 = j14, - x15 = j15, - u; - - for (var i = 0; i < 20; i += 2) { - u = (x0 + x12) | 0; - x4 ^= (u << 7) | (u >>> (32 - 7)); - u = (x4 + x0) | 0; - x8 ^= (u << 9) | (u >>> (32 - 9)); - u = (x8 + x4) | 0; - x12 ^= (u << 13) | (u >>> (32 - 13)); - u = (x12 + x8) | 0; - x0 ^= (u << 18) | (u >>> (32 - 18)); - - u = (x5 + x1) | 0; - x9 ^= (u << 7) | (u >>> (32 - 7)); - u = (x9 + x5) | 0; - x13 ^= (u << 9) | (u >>> (32 - 9)); - u = (x13 + x9) | 0; - x1 ^= (u << 13) | (u >>> (32 - 13)); - u = (x1 + x13) | 0; - x5 ^= (u << 18) | (u >>> (32 - 18)); - - u = (x10 + x6) | 0; - x14 ^= (u << 7) | (u >>> (32 - 7)); - u = (x14 + x10) | 0; - x2 ^= (u << 9) | (u >>> (32 - 9)); - u = (x2 + x14) | 0; - x6 ^= (u << 13) | (u >>> (32 - 13)); - u = (x6 + x2) | 0; - x10 ^= (u << 18) | (u >>> (32 - 18)); - - u = (x15 + x11) | 0; - x3 ^= (u << 7) | (u >>> (32 - 7)); - u = (x3 + x15) | 0; - x7 ^= (u << 9) | (u >>> (32 - 9)); - u = (x7 + x3) | 0; - x11 ^= (u << 13) | (u >>> (32 - 13)); - u = (x11 + x7) | 0; - x15 ^= (u << 18) | (u >>> (32 - 18)); - - u = (x0 + x3) | 0; - x1 ^= (u << 7) | (u >>> (32 - 7)); - u = (x1 + x0) | 0; - x2 ^= (u << 9) | (u >>> (32 - 9)); - u = (x2 + x1) | 0; - x3 ^= (u << 13) | (u >>> (32 - 13)); - u = (x3 + x2) | 0; - x0 ^= (u << 18) | (u >>> (32 - 18)); - - u = (x5 + x4) | 0; - x6 ^= (u << 7) | (u >>> (32 - 7)); - u = (x6 + x5) | 0; - x7 ^= (u << 9) | (u >>> (32 - 9)); - u = (x7 + x6) | 0; - x4 ^= (u << 13) | (u >>> (32 - 13)); - u = (x4 + x7) | 0; - x5 ^= (u << 18) | (u >>> (32 - 18)); - - u = (x10 + x9) | 0; - x11 ^= (u << 7) | (u >>> (32 - 7)); - u = (x11 + x10) | 0; - x8 ^= (u << 9) | (u >>> (32 - 9)); - u = (x8 + x11) | 0; - x9 ^= (u << 13) | (u >>> (32 - 13)); - u = (x9 + x8) | 0; - x10 ^= (u << 18) | (u >>> (32 - 18)); - - u = (x15 + x14) | 0; - x12 ^= (u << 7) | (u >>> (32 - 7)); - u = (x12 + x15) | 0; - x13 ^= (u << 9) | (u >>> (32 - 9)); - u = (x13 + x12) | 0; - x14 ^= (u << 13) | (u >>> (32 - 13)); - u = (x14 + x13) | 0; - x15 ^= (u << 18) | (u >>> (32 - 18)); - } - x0 = (x0 + j0) | 0; - x1 = (x1 + j1) | 0; - x2 = (x2 + j2) | 0; - x3 = (x3 + j3) | 0; - x4 = (x4 + j4) | 0; - x5 = (x5 + j5) | 0; - x6 = (x6 + j6) | 0; - x7 = (x7 + j7) | 0; - x8 = (x8 + j8) | 0; - x9 = (x9 + j9) | 0; - x10 = (x10 + j10) | 0; - x11 = (x11 + j11) | 0; - x12 = (x12 + j12) | 0; - x13 = (x13 + j13) | 0; - x14 = (x14 + j14) | 0; - x15 = (x15 + j15) | 0; - - o[0] = (x0 >>> 0) & 0xff; - o[1] = (x0 >>> 8) & 0xff; - o[2] = (x0 >>> 16) & 0xff; - o[3] = (x0 >>> 24) & 0xff; - - o[4] = (x1 >>> 0) & 0xff; - o[5] = (x1 >>> 8) & 0xff; - o[6] = (x1 >>> 16) & 0xff; - o[7] = (x1 >>> 24) & 0xff; - - o[8] = (x2 >>> 0) & 0xff; - o[9] = (x2 >>> 8) & 0xff; - o[10] = (x2 >>> 16) & 0xff; - o[11] = (x2 >>> 24) & 0xff; - - o[12] = (x3 >>> 0) & 0xff; - o[13] = (x3 >>> 8) & 0xff; - o[14] = (x3 >>> 16) & 0xff; - o[15] = (x3 >>> 24) & 0xff; - - o[16] = (x4 >>> 0) & 0xff; - o[17] = (x4 >>> 8) & 0xff; - o[18] = (x4 >>> 16) & 0xff; - o[19] = (x4 >>> 24) & 0xff; - - o[20] = (x5 >>> 0) & 0xff; - o[21] = (x5 >>> 8) & 0xff; - o[22] = (x5 >>> 16) & 0xff; - o[23] = (x5 >>> 24) & 0xff; - - o[24] = (x6 >>> 0) & 0xff; - o[25] = (x6 >>> 8) & 0xff; - o[26] = (x6 >>> 16) & 0xff; - o[27] = (x6 >>> 24) & 0xff; - - o[28] = (x7 >>> 0) & 0xff; - o[29] = (x7 >>> 8) & 0xff; - o[30] = (x7 >>> 16) & 0xff; - o[31] = (x7 >>> 24) & 0xff; - - o[32] = (x8 >>> 0) & 0xff; - o[33] = (x8 >>> 8) & 0xff; - o[34] = (x8 >>> 16) & 0xff; - o[35] = (x8 >>> 24) & 0xff; - - o[36] = (x9 >>> 0) & 0xff; - o[37] = (x9 >>> 8) & 0xff; - o[38] = (x9 >>> 16) & 0xff; - o[39] = (x9 >>> 24) & 0xff; - - o[40] = (x10 >>> 0) & 0xff; - o[41] = (x10 >>> 8) & 0xff; - o[42] = (x10 >>> 16) & 0xff; - o[43] = (x10 >>> 24) & 0xff; - - o[44] = (x11 >>> 0) & 0xff; - o[45] = (x11 >>> 8) & 0xff; - o[46] = (x11 >>> 16) & 0xff; - o[47] = (x11 >>> 24) & 0xff; - - o[48] = (x12 >>> 0) & 0xff; - o[49] = (x12 >>> 8) & 0xff; - o[50] = (x12 >>> 16) & 0xff; - o[51] = (x12 >>> 24) & 0xff; - - o[52] = (x13 >>> 0) & 0xff; - o[53] = (x13 >>> 8) & 0xff; - o[54] = (x13 >>> 16) & 0xff; - o[55] = (x13 >>> 24) & 0xff; - - o[56] = (x14 >>> 0) & 0xff; - o[57] = (x14 >>> 8) & 0xff; - o[58] = (x14 >>> 16) & 0xff; - o[59] = (x14 >>> 24) & 0xff; - - o[60] = (x15 >>> 0) & 0xff; - o[61] = (x15 >>> 8) & 0xff; - o[62] = (x15 >>> 16) & 0xff; - o[63] = (x15 >>> 24) & 0xff; -} - -function core_hsalsa20( - o: Uint8Array, - p: Uint8Array, - k: Uint8Array, - c: Uint8Array, -) { - var j0 = - (c[0] & 0xff) | - ((c[1] & 0xff) << 8) | - ((c[2] & 0xff) << 16) | - ((c[3] & 0xff) << 24), - j1 = - (k[0] & 0xff) | - ((k[1] & 0xff) << 8) | - ((k[2] & 0xff) << 16) | - ((k[3] & 0xff) << 24), - j2 = - (k[4] & 0xff) | - ((k[5] & 0xff) << 8) | - ((k[6] & 0xff) << 16) | - ((k[7] & 0xff) << 24), - j3 = - (k[8] & 0xff) | - ((k[9] & 0xff) << 8) | - ((k[10] & 0xff) << 16) | - ((k[11] & 0xff) << 24), - j4 = - (k[12] & 0xff) | - ((k[13] & 0xff) << 8) | - ((k[14] & 0xff) << 16) | - ((k[15] & 0xff) << 24), - j5 = - (c[4] & 0xff) | - ((c[5] & 0xff) << 8) | - ((c[6] & 0xff) << 16) | - ((c[7] & 0xff) << 24), - j6 = - (p[0] & 0xff) | - ((p[1] & 0xff) << 8) | - ((p[2] & 0xff) << 16) | - ((p[3] & 0xff) << 24), - j7 = - (p[4] & 0xff) | - ((p[5] & 0xff) << 8) | - ((p[6] & 0xff) << 16) | - ((p[7] & 0xff) << 24), - j8 = - (p[8] & 0xff) | - ((p[9] & 0xff) << 8) | - ((p[10] & 0xff) << 16) | - ((p[11] & 0xff) << 24), - j9 = - (p[12] & 0xff) | - ((p[13] & 0xff) << 8) | - ((p[14] & 0xff) << 16) | - ((p[15] & 0xff) << 24), - j10 = - (c[8] & 0xff) | - ((c[9] & 0xff) << 8) | - ((c[10] & 0xff) << 16) | - ((c[11] & 0xff) << 24), - j11 = - (k[16] & 0xff) | - ((k[17] & 0xff) << 8) | - ((k[18] & 0xff) << 16) | - ((k[19] & 0xff) << 24), - j12 = - (k[20] & 0xff) | - ((k[21] & 0xff) << 8) | - ((k[22] & 0xff) << 16) | - ((k[23] & 0xff) << 24), - j13 = - (k[24] & 0xff) | - ((k[25] & 0xff) << 8) | - ((k[26] & 0xff) << 16) | - ((k[27] & 0xff) << 24), - j14 = - (k[28] & 0xff) | - ((k[29] & 0xff) << 8) | - ((k[30] & 0xff) << 16) | - ((k[31] & 0xff) << 24), - j15 = - (c[12] & 0xff) | - ((c[13] & 0xff) << 8) | - ((c[14] & 0xff) << 16) | - ((c[15] & 0xff) << 24); - - var x0 = j0, - x1 = j1, - x2 = j2, - x3 = j3, - x4 = j4, - x5 = j5, - x6 = j6, - x7 = j7, - x8 = j8, - x9 = j9, - x10 = j10, - x11 = j11, - x12 = j12, - x13 = j13, - x14 = j14, - x15 = j15, - u; - - for (var i = 0; i < 20; i += 2) { - u = (x0 + x12) | 0; - x4 ^= (u << 7) | (u >>> (32 - 7)); - u = (x4 + x0) | 0; - x8 ^= (u << 9) | (u >>> (32 - 9)); - u = (x8 + x4) | 0; - x12 ^= (u << 13) | (u >>> (32 - 13)); - u = (x12 + x8) | 0; - x0 ^= (u << 18) | (u >>> (32 - 18)); - - u = (x5 + x1) | 0; - x9 ^= (u << 7) | (u >>> (32 - 7)); - u = (x9 + x5) | 0; - x13 ^= (u << 9) | (u >>> (32 - 9)); - u = (x13 + x9) | 0; - x1 ^= (u << 13) | (u >>> (32 - 13)); - u = (x1 + x13) | 0; - x5 ^= (u << 18) | (u >>> (32 - 18)); - - u = (x10 + x6) | 0; - x14 ^= (u << 7) | (u >>> (32 - 7)); - u = (x14 + x10) | 0; - x2 ^= (u << 9) | (u >>> (32 - 9)); - u = (x2 + x14) | 0; - x6 ^= (u << 13) | (u >>> (32 - 13)); - u = (x6 + x2) | 0; - x10 ^= (u << 18) | (u >>> (32 - 18)); - - u = (x15 + x11) | 0; - x3 ^= (u << 7) | (u >>> (32 - 7)); - u = (x3 + x15) | 0; - x7 ^= (u << 9) | (u >>> (32 - 9)); - u = (x7 + x3) | 0; - x11 ^= (u << 13) | (u >>> (32 - 13)); - u = (x11 + x7) | 0; - x15 ^= (u << 18) | (u >>> (32 - 18)); - - u = (x0 + x3) | 0; - x1 ^= (u << 7) | (u >>> (32 - 7)); - u = (x1 + x0) | 0; - x2 ^= (u << 9) | (u >>> (32 - 9)); - u = (x2 + x1) | 0; - x3 ^= (u << 13) | (u >>> (32 - 13)); - u = (x3 + x2) | 0; - x0 ^= (u << 18) | (u >>> (32 - 18)); - - u = (x5 + x4) | 0; - x6 ^= (u << 7) | (u >>> (32 - 7)); - u = (x6 + x5) | 0; - x7 ^= (u << 9) | (u >>> (32 - 9)); - u = (x7 + x6) | 0; - x4 ^= (u << 13) | (u >>> (32 - 13)); - u = (x4 + x7) | 0; - x5 ^= (u << 18) | (u >>> (32 - 18)); - - u = (x10 + x9) | 0; - x11 ^= (u << 7) | (u >>> (32 - 7)); - u = (x11 + x10) | 0; - x8 ^= (u << 9) | (u >>> (32 - 9)); - u = (x8 + x11) | 0; - x9 ^= (u << 13) | (u >>> (32 - 13)); - u = (x9 + x8) | 0; - x10 ^= (u << 18) | (u >>> (32 - 18)); - - u = (x15 + x14) | 0; - x12 ^= (u << 7) | (u >>> (32 - 7)); - u = (x12 + x15) | 0; - x13 ^= (u << 9) | (u >>> (32 - 9)); - u = (x13 + x12) | 0; - x14 ^= (u << 13) | (u >>> (32 - 13)); - u = (x14 + x13) | 0; - x15 ^= (u << 18) | (u >>> (32 - 18)); - } - - o[0] = (x0 >>> 0) & 0xff; - o[1] = (x0 >>> 8) & 0xff; - o[2] = (x0 >>> 16) & 0xff; - o[3] = (x0 >>> 24) & 0xff; - - o[4] = (x5 >>> 0) & 0xff; - o[5] = (x5 >>> 8) & 0xff; - o[6] = (x5 >>> 16) & 0xff; - o[7] = (x5 >>> 24) & 0xff; - - o[8] = (x10 >>> 0) & 0xff; - o[9] = (x10 >>> 8) & 0xff; - o[10] = (x10 >>> 16) & 0xff; - o[11] = (x10 >>> 24) & 0xff; - - o[12] = (x15 >>> 0) & 0xff; - o[13] = (x15 >>> 8) & 0xff; - o[14] = (x15 >>> 16) & 0xff; - o[15] = (x15 >>> 24) & 0xff; - - o[16] = (x6 >>> 0) & 0xff; - o[17] = (x6 >>> 8) & 0xff; - o[18] = (x6 >>> 16) & 0xff; - o[19] = (x6 >>> 24) & 0xff; - - o[20] = (x7 >>> 0) & 0xff; - o[21] = (x7 >>> 8) & 0xff; - o[22] = (x7 >>> 16) & 0xff; - o[23] = (x7 >>> 24) & 0xff; - - o[24] = (x8 >>> 0) & 0xff; - o[25] = (x8 >>> 8) & 0xff; - o[26] = (x8 >>> 16) & 0xff; - o[27] = (x8 >>> 24) & 0xff; - - o[28] = (x9 >>> 0) & 0xff; - o[29] = (x9 >>> 8) & 0xff; - o[30] = (x9 >>> 16) & 0xff; - o[31] = (x9 >>> 24) & 0xff; -} - -var sigma = new Uint8Array([ - 101, - 120, - 112, - 97, - 110, - 100, - 32, - 51, - 50, - 45, - 98, - 121, - 116, - 101, - 32, - 107, -]); -// "expand 32-byte k" - -function crypto_stream_salsa20_xor( - c: Uint8Array, - cpos: number, - m: Uint8Array, - mpos: number, - b: number, - n: Uint8Array, - k: Uint8Array, -) { - var z = new Uint8Array(16), - x = new Uint8Array(64); - var u, i; - for (i = 0; i < 16; i++) z[i] = 0; - for (i = 0; i < 8; i++) z[i] = n[i]; - while (b >= 64) { - core_salsa20(x, z, k, sigma); - for (i = 0; i < 64; i++) c[cpos + i] = m[mpos + i] ^ x[i]; - u = 1; - for (i = 8; i < 16; i++) { - u = (u + (z[i] & 0xff)) | 0; - z[i] = u & 0xff; - u >>>= 8; - } - b -= 64; - cpos += 64; - mpos += 64; - } - if (b > 0) { - core_salsa20(x, z, k, sigma); - for (i = 0; i < b; i++) c[cpos + i] = m[mpos + i] ^ x[i]; - } - return 0; -} - -function crypto_stream_salsa20( - c: Uint8Array, - cpos: number, - b: number, - n: Uint8Array, - k: Uint8Array, -) { - var z = new Uint8Array(16), - x = new Uint8Array(64); - var u, i; - for (i = 0; i < 16; i++) z[i] = 0; - for (i = 0; i < 8; i++) z[i] = n[i]; - while (b >= 64) { - core_salsa20(x, z, k, sigma); - for (i = 0; i < 64; i++) c[cpos + i] = x[i]; - u = 1; - for (i = 8; i < 16; i++) { - u = (u + (z[i] & 0xff)) | 0; - z[i] = u & 0xff; - u >>>= 8; - } - b -= 64; - cpos += 64; - } - if (b > 0) { - core_salsa20(x, z, k, sigma); - for (i = 0; i < b; i++) c[cpos + i] = x[i]; - } - return 0; -} - -function crypto_stream( - c: Uint8Array, - cpos: number, - d: number, - n: Uint8Array, - k: Uint8Array, -) { - var s = new Uint8Array(32); - core_hsalsa20(s, n, k, sigma); - var sn = new Uint8Array(8); - for (var i = 0; i < 8; i++) sn[i] = n[i + 16]; - return crypto_stream_salsa20(c, cpos, d, sn, s); -} - -function crypto_stream_xor( - c: Uint8Array, - cpos: number, - m: Uint8Array, - mpos: number, - d: number, - n: Uint8Array, - k: Uint8Array, -) { - var s = new Uint8Array(32); - core_hsalsa20(s, n, k, sigma); - var sn = new Uint8Array(8); - for (var i = 0; i < 8; i++) sn[i] = n[i + 16]; - return crypto_stream_salsa20_xor(c, cpos, m, mpos, d, sn, s); -} - -/* - * Port of Andrew Moon's Poly1305-donna-16. Public domain. - * https://github.com/floodyberry/poly1305-donna - */ - -class poly1305 { - buffer = new Uint8Array(16); - r = new Uint16Array(10); - h = new Uint16Array(10); - pad = new Uint16Array(8); - leftover = 0; - fin = 0; - - constructor(key: Uint8Array) { - var t0, t1, t2, t3, t4, t5, t6, t7; - - t0 = (key[0] & 0xff) | ((key[1] & 0xff) << 8); - this.r[0] = t0 & 0x1fff; - t1 = (key[2] & 0xff) | ((key[3] & 0xff) << 8); - this.r[1] = ((t0 >>> 13) | (t1 << 3)) & 0x1fff; - t2 = (key[4] & 0xff) | ((key[5] & 0xff) << 8); - this.r[2] = ((t1 >>> 10) | (t2 << 6)) & 0x1f03; - t3 = (key[6] & 0xff) | ((key[7] & 0xff) << 8); - this.r[3] = ((t2 >>> 7) | (t3 << 9)) & 0x1fff; - t4 = (key[8] & 0xff) | ((key[9] & 0xff) << 8); - this.r[4] = ((t3 >>> 4) | (t4 << 12)) & 0x00ff; - this.r[5] = (t4 >>> 1) & 0x1ffe; - t5 = (key[10] & 0xff) | ((key[11] & 0xff) << 8); - this.r[6] = ((t4 >>> 14) | (t5 << 2)) & 0x1fff; - t6 = (key[12] & 0xff) | ((key[13] & 0xff) << 8); - this.r[7] = ((t5 >>> 11) | (t6 << 5)) & 0x1f81; - t7 = (key[14] & 0xff) | ((key[15] & 0xff) << 8); - this.r[8] = ((t6 >>> 8) | (t7 << 8)) & 0x1fff; - this.r[9] = (t7 >>> 5) & 0x007f; - - this.pad[0] = (key[16] & 0xff) | ((key[17] & 0xff) << 8); - this.pad[1] = (key[18] & 0xff) | ((key[19] & 0xff) << 8); - this.pad[2] = (key[20] & 0xff) | ((key[21] & 0xff) << 8); - this.pad[3] = (key[22] & 0xff) | ((key[23] & 0xff) << 8); - this.pad[4] = (key[24] & 0xff) | ((key[25] & 0xff) << 8); - this.pad[5] = (key[26] & 0xff) | ((key[27] & 0xff) << 8); - this.pad[6] = (key[28] & 0xff) | ((key[29] & 0xff) << 8); - this.pad[7] = (key[30] & 0xff) | ((key[31] & 0xff) << 8); - } - - blocks(m: Uint8Array, mpos: number, bytes: number) { - var hibit = this.fin ? 0 : 1 << 11; - var t0, t1, t2, t3, t4, t5, t6, t7, c; - var d0, d1, d2, d3, d4, d5, d6, d7, d8, d9; - - var h0 = this.h[0], - h1 = this.h[1], - h2 = this.h[2], - h3 = this.h[3], - h4 = this.h[4], - h5 = this.h[5], - h6 = this.h[6], - h7 = this.h[7], - h8 = this.h[8], - h9 = this.h[9]; - - var r0 = this.r[0], - r1 = this.r[1], - r2 = this.r[2], - r3 = this.r[3], - r4 = this.r[4], - r5 = this.r[5], - r6 = this.r[6], - r7 = this.r[7], - r8 = this.r[8], - r9 = this.r[9]; - - while (bytes >= 16) { - t0 = (m[mpos + 0] & 0xff) | ((m[mpos + 1] & 0xff) << 8); - h0 += t0 & 0x1fff; - t1 = (m[mpos + 2] & 0xff) | ((m[mpos + 3] & 0xff) << 8); - h1 += ((t0 >>> 13) | (t1 << 3)) & 0x1fff; - t2 = (m[mpos + 4] & 0xff) | ((m[mpos + 5] & 0xff) << 8); - h2 += ((t1 >>> 10) | (t2 << 6)) & 0x1fff; - t3 = (m[mpos + 6] & 0xff) | ((m[mpos + 7] & 0xff) << 8); - h3 += ((t2 >>> 7) | (t3 << 9)) & 0x1fff; - t4 = (m[mpos + 8] & 0xff) | ((m[mpos + 9] & 0xff) << 8); - h4 += ((t3 >>> 4) | (t4 << 12)) & 0x1fff; - h5 += (t4 >>> 1) & 0x1fff; - t5 = (m[mpos + 10] & 0xff) | ((m[mpos + 11] & 0xff) << 8); - h6 += ((t4 >>> 14) | (t5 << 2)) & 0x1fff; - t6 = (m[mpos + 12] & 0xff) | ((m[mpos + 13] & 0xff) << 8); - h7 += ((t5 >>> 11) | (t6 << 5)) & 0x1fff; - t7 = (m[mpos + 14] & 0xff) | ((m[mpos + 15] & 0xff) << 8); - h8 += ((t6 >>> 8) | (t7 << 8)) & 0x1fff; - h9 += (t7 >>> 5) | hibit; - - c = 0; - - d0 = c; - d0 += h0 * r0; - d0 += h1 * (5 * r9); - d0 += h2 * (5 * r8); - d0 += h3 * (5 * r7); - d0 += h4 * (5 * r6); - c = d0 >>> 13; - d0 &= 0x1fff; - d0 += h5 * (5 * r5); - d0 += h6 * (5 * r4); - d0 += h7 * (5 * r3); - d0 += h8 * (5 * r2); - d0 += h9 * (5 * r1); - c += d0 >>> 13; - d0 &= 0x1fff; - - d1 = c; - d1 += h0 * r1; - d1 += h1 * r0; - d1 += h2 * (5 * r9); - d1 += h3 * (5 * r8); - d1 += h4 * (5 * r7); - c = d1 >>> 13; - d1 &= 0x1fff; - d1 += h5 * (5 * r6); - d1 += h6 * (5 * r5); - d1 += h7 * (5 * r4); - d1 += h8 * (5 * r3); - d1 += h9 * (5 * r2); - c += d1 >>> 13; - d1 &= 0x1fff; - - d2 = c; - d2 += h0 * r2; - d2 += h1 * r1; - d2 += h2 * r0; - d2 += h3 * (5 * r9); - d2 += h4 * (5 * r8); - c = d2 >>> 13; - d2 &= 0x1fff; - d2 += h5 * (5 * r7); - d2 += h6 * (5 * r6); - d2 += h7 * (5 * r5); - d2 += h8 * (5 * r4); - d2 += h9 * (5 * r3); - c += d2 >>> 13; - d2 &= 0x1fff; - - d3 = c; - d3 += h0 * r3; - d3 += h1 * r2; - d3 += h2 * r1; - d3 += h3 * r0; - d3 += h4 * (5 * r9); - c = d3 >>> 13; - d3 &= 0x1fff; - d3 += h5 * (5 * r8); - d3 += h6 * (5 * r7); - d3 += h7 * (5 * r6); - d3 += h8 * (5 * r5); - d3 += h9 * (5 * r4); - c += d3 >>> 13; - d3 &= 0x1fff; - - d4 = c; - d4 += h0 * r4; - d4 += h1 * r3; - d4 += h2 * r2; - d4 += h3 * r1; - d4 += h4 * r0; - c = d4 >>> 13; - d4 &= 0x1fff; - d4 += h5 * (5 * r9); - d4 += h6 * (5 * r8); - d4 += h7 * (5 * r7); - d4 += h8 * (5 * r6); - d4 += h9 * (5 * r5); - c += d4 >>> 13; - d4 &= 0x1fff; - - d5 = c; - d5 += h0 * r5; - d5 += h1 * r4; - d5 += h2 * r3; - d5 += h3 * r2; - d5 += h4 * r1; - c = d5 >>> 13; - d5 &= 0x1fff; - d5 += h5 * r0; - d5 += h6 * (5 * r9); - d5 += h7 * (5 * r8); - d5 += h8 * (5 * r7); - d5 += h9 * (5 * r6); - c += d5 >>> 13; - d5 &= 0x1fff; - - d6 = c; - d6 += h0 * r6; - d6 += h1 * r5; - d6 += h2 * r4; - d6 += h3 * r3; - d6 += h4 * r2; - c = d6 >>> 13; - d6 &= 0x1fff; - d6 += h5 * r1; - d6 += h6 * r0; - d6 += h7 * (5 * r9); - d6 += h8 * (5 * r8); - d6 += h9 * (5 * r7); - c += d6 >>> 13; - d6 &= 0x1fff; - - d7 = c; - d7 += h0 * r7; - d7 += h1 * r6; - d7 += h2 * r5; - d7 += h3 * r4; - d7 += h4 * r3; - c = d7 >>> 13; - d7 &= 0x1fff; - d7 += h5 * r2; - d7 += h6 * r1; - d7 += h7 * r0; - d7 += h8 * (5 * r9); - d7 += h9 * (5 * r8); - c += d7 >>> 13; - d7 &= 0x1fff; - - d8 = c; - d8 += h0 * r8; - d8 += h1 * r7; - d8 += h2 * r6; - d8 += h3 * r5; - d8 += h4 * r4; - c = d8 >>> 13; - d8 &= 0x1fff; - d8 += h5 * r3; - d8 += h6 * r2; - d8 += h7 * r1; - d8 += h8 * r0; - d8 += h9 * (5 * r9); - c += d8 >>> 13; - d8 &= 0x1fff; - - d9 = c; - d9 += h0 * r9; - d9 += h1 * r8; - d9 += h2 * r7; - d9 += h3 * r6; - d9 += h4 * r5; - c = d9 >>> 13; - d9 &= 0x1fff; - d9 += h5 * r4; - d9 += h6 * r3; - d9 += h7 * r2; - d9 += h8 * r1; - d9 += h9 * r0; - c += d9 >>> 13; - d9 &= 0x1fff; - - c = ((c << 2) + c) | 0; - c = (c + d0) | 0; - d0 = c & 0x1fff; - c = c >>> 13; - d1 += c; - - h0 = d0; - h1 = d1; - h2 = d2; - h3 = d3; - h4 = d4; - h5 = d5; - h6 = d6; - h7 = d7; - h8 = d8; - h9 = d9; - - mpos += 16; - bytes -= 16; - } - this.h[0] = h0; - this.h[1] = h1; - this.h[2] = h2; - this.h[3] = h3; - this.h[4] = h4; - this.h[5] = h5; - this.h[6] = h6; - this.h[7] = h7; - this.h[8] = h8; - this.h[9] = h9; - } - - finish(mac: Uint8Array, macpos: number) { - var g = new Uint16Array(10); - var c, mask, f, i; - - if (this.leftover) { - i = this.leftover; - this.buffer[i++] = 1; - for (; i < 16; i++) this.buffer[i] = 0; - this.fin = 1; - this.blocks(this.buffer, 0, 16); - } - - c = this.h[1] >>> 13; - this.h[1] &= 0x1fff; - for (i = 2; i < 10; i++) { - this.h[i] += c; - c = this.h[i] >>> 13; - this.h[i] &= 0x1fff; - } - this.h[0] += c * 5; - c = this.h[0] >>> 13; - this.h[0] &= 0x1fff; - this.h[1] += c; - c = this.h[1] >>> 13; - this.h[1] &= 0x1fff; - this.h[2] += c; - - g[0] = this.h[0] + 5; - c = g[0] >>> 13; - g[0] &= 0x1fff; - for (i = 1; i < 10; i++) { - g[i] = this.h[i] + c; - c = g[i] >>> 13; - g[i] &= 0x1fff; - } - g[9] -= 1 << 13; - - mask = (c ^ 1) - 1; - for (i = 0; i < 10; i++) g[i] &= mask; - mask = ~mask; - for (i = 0; i < 10; i++) this.h[i] = (this.h[i] & mask) | g[i]; - - this.h[0] = (this.h[0] | (this.h[1] << 13)) & 0xffff; - this.h[1] = ((this.h[1] >>> 3) | (this.h[2] << 10)) & 0xffff; - this.h[2] = ((this.h[2] >>> 6) | (this.h[3] << 7)) & 0xffff; - this.h[3] = ((this.h[3] >>> 9) | (this.h[4] << 4)) & 0xffff; - this.h[4] = - ((this.h[4] >>> 12) | (this.h[5] << 1) | (this.h[6] << 14)) & 0xffff; - this.h[5] = ((this.h[6] >>> 2) | (this.h[7] << 11)) & 0xffff; - this.h[6] = ((this.h[7] >>> 5) | (this.h[8] << 8)) & 0xffff; - this.h[7] = ((this.h[8] >>> 8) | (this.h[9] << 5)) & 0xffff; - - f = this.h[0] + this.pad[0]; - this.h[0] = f & 0xffff; - for (i = 1; i < 8; i++) { - f = (((this.h[i] + this.pad[i]) | 0) + (f >>> 16)) | 0; - this.h[i] = f & 0xffff; - } - - mac[macpos + 0] = (this.h[0] >>> 0) & 0xff; - mac[macpos + 1] = (this.h[0] >>> 8) & 0xff; - mac[macpos + 2] = (this.h[1] >>> 0) & 0xff; - mac[macpos + 3] = (this.h[1] >>> 8) & 0xff; - mac[macpos + 4] = (this.h[2] >>> 0) & 0xff; - mac[macpos + 5] = (this.h[2] >>> 8) & 0xff; - mac[macpos + 6] = (this.h[3] >>> 0) & 0xff; - mac[macpos + 7] = (this.h[3] >>> 8) & 0xff; - mac[macpos + 8] = (this.h[4] >>> 0) & 0xff; - mac[macpos + 9] = (this.h[4] >>> 8) & 0xff; - mac[macpos + 10] = (this.h[5] >>> 0) & 0xff; - mac[macpos + 11] = (this.h[5] >>> 8) & 0xff; - mac[macpos + 12] = (this.h[6] >>> 0) & 0xff; - mac[macpos + 13] = (this.h[6] >>> 8) & 0xff; - mac[macpos + 14] = (this.h[7] >>> 0) & 0xff; - mac[macpos + 15] = (this.h[7] >>> 8) & 0xff; - } - - update(m: Uint8Array, mpos: number, bytes: number) { - let i: number; - let want: number; - if (this.leftover) { - want = 16 - this.leftover; - if (want > bytes) want = bytes; - for (i = 0; i < want; i++) this.buffer[this.leftover + i] = m[mpos + i]; - bytes -= want; - mpos += want; - this.leftover += want; - if (this.leftover < 16) return; - this.blocks(this.buffer, 0, 16); - this.leftover = 0; - } - - if (bytes >= 16) { - want = bytes - (bytes % 16); - this.blocks(m, mpos, want); - mpos += want; - bytes -= want; - } - - if (bytes) { - for (i = 0; i < bytes; i++) this.buffer[this.leftover + i] = m[mpos + i]; - this.leftover += bytes; - } - } -} - -function crypto_onetimeauth( - out: Uint8Array, - outpos: number, - m: any, - mpos: number, - n: number, - k: Uint8Array, -) { - var s = new poly1305(k); - s.update(m, mpos, n); - s.finish(out, outpos); - return 0; -} - -function crypto_onetimeauth_verify( - h: Uint8Array, - hpos: number, - m: any, - mpos: number, - n: number, - k: Uint8Array, -) { - var x = new Uint8Array(16); - crypto_onetimeauth(x, 0, m, mpos, n, k); - return crypto_verify_16(h, hpos, x, 0); -} - -function crypto_secretbox( - c: Uint8Array, - m: Uint8Array, - d: number, - n: Uint8Array, - k: Uint8Array, -): number { - var i; - if (d < 32) return -1; - crypto_stream_xor(c, 0, m, 0, d, n, k); - crypto_onetimeauth(c, 16, c, 32, d - 32, c); - for (i = 0; i < 16; i++) c[i] = 0; - return 0; -} - -function crypto_secretbox_open( - m: Uint8Array, - c: Uint8Array, - d: number, - n: Uint8Array, - k: Uint8Array, -): number { - var i; - var x = new Uint8Array(32); - if (d < 32) return -1; - crypto_stream(x, 0, 32, n, k); - if (crypto_onetimeauth_verify(c, 16, c, 32, d - 32, x) !== 0) return -1; - crypto_stream_xor(m, 0, c, 0, d, n, k); - for (i = 0; i < 32; i++) m[i] = 0; - return 0; -} - -function set25519(r: Float64Array, a: Float64Array): void { - let i; - for (i = 0; i < 16; i++) r[i] = a[i] | 0; -} - -function car25519(o: Float64Array): void { - let i, - v, - c = 1; - for (i = 0; i < 16; i++) { - v = o[i] + c + 65535; - c = Math.floor(v / 65536); - o[i] = v - c * 65536; - } - o[0] += c - 1 + 37 * (c - 1); -} - -function sel25519(p: Float64Array, q: Float64Array, b: number): void { - let t; - const c = ~(b - 1); - for (let i = 0; i < 16; i++) { - t = c & (p[i] ^ q[i]); - p[i] ^= t; - q[i] ^= t; - } -} - -function pack25519(o: Uint8Array, n: Float64Array): void { - let i, j, b; - const m = gf(), - t = gf(); - for (i = 0; i < 16; i++) t[i] = n[i]; - car25519(t); - car25519(t); - car25519(t); - for (j = 0; j < 2; j++) { - m[0] = t[0] - 0xffed; - for (i = 1; i < 15; i++) { - m[i] = t[i] - 0xffff - ((m[i - 1] >> 16) & 1); - m[i - 1] &= 0xffff; - } - m[15] = t[15] - 0x7fff - ((m[14] >> 16) & 1); - b = (m[15] >> 16) & 1; - m[14] &= 0xffff; - sel25519(t, m, 1 - b); - } - for (i = 0; i < 16; i++) { - o[2 * i] = t[i] & 0xff; - o[2 * i + 1] = t[i] >> 8; - } -} - -function neq25519(a: Float64Array, b: Float64Array): number { - const c = new Uint8Array(32), - d = new Uint8Array(32); - pack25519(c, a); - pack25519(d, b); - return crypto_verify_32(c, 0, d, 0); -} - -function par25519(a: Float64Array): number { - const d = new Uint8Array(32); - pack25519(d, a); - return d[0] & 1; -} - -function unpack25519(o: Float64Array, n: Uint8Array): void { - let i; - for (i = 0; i < 16; i++) o[i] = n[2 * i] + (n[2 * i + 1] << 8); - o[15] &= 0x7fff; -} - -function A(o: Float64Array, a: Float64Array, b: Float64Array): void { - for (let i = 0; i < 16; i++) o[i] = a[i] + b[i]; -} - -function Z(o: Float64Array, a: Float64Array, b: Float64Array): void { - for (let i = 0; i < 16; i++) o[i] = a[i] - b[i]; -} - -function M(o: Float64Array, a: Float64Array, b: Float64Array): void { - 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; - const 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; -} - -function S(o: Float64Array, a: Float64Array): void { - M(o, a, a); -} - -function inv25519(o: Float64Array, i: Float64Array): void { - const c = gf(); - let a; - for (a = 0; a < 16; a++) c[a] = i[a]; - for (a = 253; a >= 0; a--) { - S(c, c); - if (a !== 2 && a !== 4) M(c, c, i); - } - for (a = 0; a < 16; a++) o[a] = c[a]; -} - -function pow2523(o: Float64Array, i: Float64Array): void { - const c = gf(); - let a; - for (a = 0; a < 16; a++) c[a] = i[a]; - for (a = 250; a >= 0; a--) { - S(c, c); - if (a !== 1) M(c, c, i); - } - for (a = 0; a < 16; a++) o[a] = c[a]; -} - -function crypto_scalarmult( - q: Uint8Array, - n: Uint8Array, - p: Uint8Array, -): number { - const z = new Uint8Array(32); - const x = new Float64Array(80); - let r; - let i; - const a = gf(), - b = gf(), - c = gf(), - d = gf(), - e = gf(), - f = gf(); - for (i = 0; i < 31; i++) z[i] = n[i]; - z[31] = (n[31] & 127) | 64; - z[0] &= 248; - unpack25519(x, p); - for (i = 0; i < 16; i++) { - b[i] = x[i]; - d[i] = a[i] = c[i] = 0; - } - a[0] = d[0] = 1; - for (i = 254; i >= 0; --i) { - r = (z[i >>> 3] >>> (i & 7)) & 1; - sel25519(a, b, r); - sel25519(c, d, r); - A(e, a, c); - Z(a, a, c); - A(c, b, d); - Z(b, b, d); - S(d, e); - S(f, a); - M(a, c, a); - M(c, b, e); - A(e, a, c); - Z(a, a, c); - S(b, a); - Z(c, d, f); - M(a, c, _121665); - A(a, a, d); - M(c, c, a); - M(a, d, f); - M(d, b, x); - S(b, e); - sel25519(a, b, r); - sel25519(c, d, r); - } - for (i = 0; i < 16; i++) { - x[i + 16] = a[i]; - x[i + 32] = c[i]; - x[i + 48] = b[i]; - x[i + 64] = d[i]; - } - const x32 = x.subarray(32); - const x16 = x.subarray(16); - inv25519(x32, x32); - M(x16, x16, x32); - pack25519(q, x16); - return 0; -} - -function crypto_scalarmult_base(q: Uint8Array, n: Uint8Array): number { - return crypto_scalarmult(q, n, _9); -} - -// prettier-ignore -const K = [ - 0x428a2f98, 0xd728ae22, 0x71374491, 0x23ef65cd, - 0xb5c0fbcf, 0xec4d3b2f, 0xe9b5dba5, 0x8189dbbc, - 0x3956c25b, 0xf348b538, 0x59f111f1, 0xb605d019, - 0x923f82a4, 0xaf194f9b, 0xab1c5ed5, 0xda6d8118, - 0xd807aa98, 0xa3030242, 0x12835b01, 0x45706fbe, - 0x243185be, 0x4ee4b28c, 0x550c7dc3, 0xd5ffb4e2, - 0x72be5d74, 0xf27b896f, 0x80deb1fe, 0x3b1696b1, - 0x9bdc06a7, 0x25c71235, 0xc19bf174, 0xcf692694, - 0xe49b69c1, 0x9ef14ad2, 0xefbe4786, 0x384f25e3, - 0x0fc19dc6, 0x8b8cd5b5, 0x240ca1cc, 0x77ac9c65, - 0x2de92c6f, 0x592b0275, 0x4a7484aa, 0x6ea6e483, - 0x5cb0a9dc, 0xbd41fbd4, 0x76f988da, 0x831153b5, - 0x983e5152, 0xee66dfab, 0xa831c66d, 0x2db43210, - 0xb00327c8, 0x98fb213f, 0xbf597fc7, 0xbeef0ee4, - 0xc6e00bf3, 0x3da88fc2, 0xd5a79147, 0x930aa725, - 0x06ca6351, 0xe003826f, 0x14292967, 0x0a0e6e70, - 0x27b70a85, 0x46d22ffc, 0x2e1b2138, 0x5c26c926, - 0x4d2c6dfc, 0x5ac42aed, 0x53380d13, 0x9d95b3df, - 0x650a7354, 0x8baf63de, 0x766a0abb, 0x3c77b2a8, - 0x81c2c92e, 0x47edaee6, 0x92722c85, 0x1482353b, - 0xa2bfe8a1, 0x4cf10364, 0xa81a664b, 0xbc423001, - 0xc24b8b70, 0xd0f89791, 0xc76c51a3, 0x0654be30, - 0xd192e819, 0xd6ef5218, 0xd6990624, 0x5565a910, - 0xf40e3585, 0x5771202a, 0x106aa070, 0x32bbd1b8, - 0x19a4c116, 0xb8d2d0c8, 0x1e376c08, 0x5141ab53, - 0x2748774c, 0xdf8eeb99, 0x34b0bcb5, 0xe19b48a8, - 0x391c0cb3, 0xc5c95a63, 0x4ed8aa4a, 0xe3418acb, - 0x5b9cca4f, 0x7763e373, 0x682e6ff3, 0xd6b2b8a3, - 0x748f82ee, 0x5defb2fc, 0x78a5636f, 0x43172f60, - 0x84c87814, 0xa1f0ab72, 0x8cc70208, 0x1a6439ec, - 0x90befffa, 0x23631e28, 0xa4506ceb, 0xde82bde9, - 0xbef9a3f7, 0xb2c67915, 0xc67178f2, 0xe372532b, - 0xca273ece, 0xea26619c, 0xd186b8c7, 0x21c0c207, - 0xeada7dd6, 0xcde0eb1e, 0xf57d4f7f, 0xee6ed178, - 0x06f067aa, 0x72176fba, 0x0a637dc5, 0xa2c898a6, - 0x113f9804, 0xbef90dae, 0x1b710b35, 0x131c471b, - 0x28db77f5, 0x23047d84, 0x32caab7b, 0x40c72493, - 0x3c9ebe0a, 0x15c9bebc, 0x431d67c4, 0x9c100d4c, - 0x4cc5d4be, 0xcb3e42b6, 0x597f299c, 0xfc657e2a, - 0x5fcb6fab, 0x3ad6faec, 0x6c44198c, 0x4a475817 -]; - -function crypto_hashblocks_hl( - hh: Int32Array, - hl: Int32Array, - m: Uint8Array, - n: number, -): number { - const wh = new Int32Array(16), - wl = new Int32Array(16); - let bh0, - bh1, - bh2, - bh3, - bh4, - bh5, - bh6, - bh7, - bl0, - bl1, - bl2, - bl3, - bl4, - bl5, - bl6, - bl7, - th, - tl, - i, - j, - h, - l, - a, - b, - c, - d; - - let ah0 = hh[0], - ah1 = hh[1], - ah2 = hh[2], - ah3 = hh[3], - ah4 = hh[4], - ah5 = hh[5], - ah6 = hh[6], - ah7 = hh[7], - al0 = hl[0], - al1 = hl[1], - al2 = hl[2], - al3 = hl[3], - al4 = hl[4], - al5 = hl[5], - al6 = hl[6], - al7 = hl[7]; - - let pos = 0; - while (n >= 128) { - for (i = 0; i < 16; i++) { - j = 8 * i + pos; - wh[i] = (m[j + 0] << 24) | (m[j + 1] << 16) | (m[j + 2] << 8) | m[j + 3]; - wl[i] = (m[j + 4] << 24) | (m[j + 5] << 16) | (m[j + 6] << 8) | m[j + 7]; - } - for (i = 0; i < 80; i++) { - bh0 = ah0; - bh1 = ah1; - bh2 = ah2; - bh3 = ah3; - bh4 = ah4; - bh5 = ah5; - bh6 = ah6; - bh7 = ah7; - - bl0 = al0; - bl1 = al1; - bl2 = al2; - bl3 = al3; - bl4 = al4; - bl5 = al5; - bl6 = al6; - bl7 = al7; - - // add - h = ah7; - l = al7; - - a = l & 0xffff; - b = l >>> 16; - c = h & 0xffff; - d = h >>> 16; - - // Sigma1 - h = - ((ah4 >>> 14) | (al4 << (32 - 14))) ^ - ((ah4 >>> 18) | (al4 << (32 - 18))) ^ - ((al4 >>> (41 - 32)) | (ah4 << (32 - (41 - 32)))); - l = - ((al4 >>> 14) | (ah4 << (32 - 14))) ^ - ((al4 >>> 18) | (ah4 << (32 - 18))) ^ - ((ah4 >>> (41 - 32)) | (al4 << (32 - (41 - 32)))); - - a += l & 0xffff; - b += l >>> 16; - c += h & 0xffff; - d += h >>> 16; - - // Ch - h = (ah4 & ah5) ^ (~ah4 & ah6); - l = (al4 & al5) ^ (~al4 & al6); - - a += l & 0xffff; - b += l >>> 16; - c += h & 0xffff; - d += h >>> 16; - - // K - h = K[i * 2]; - l = K[i * 2 + 1]; - - a += l & 0xffff; - b += l >>> 16; - c += h & 0xffff; - d += h >>> 16; - - // w - h = wh[i % 16]; - l = wl[i % 16]; - - a += l & 0xffff; - b += l >>> 16; - c += h & 0xffff; - d += h >>> 16; - - b += a >>> 16; - c += b >>> 16; - d += c >>> 16; - - th = (c & 0xffff) | (d << 16); - tl = (a & 0xffff) | (b << 16); - - // add - h = th; - l = tl; - - a = l & 0xffff; - b = l >>> 16; - c = h & 0xffff; - d = h >>> 16; - - // Sigma0 - h = - ((ah0 >>> 28) | (al0 << (32 - 28))) ^ - ((al0 >>> (34 - 32)) | (ah0 << (32 - (34 - 32)))) ^ - ((al0 >>> (39 - 32)) | (ah0 << (32 - (39 - 32)))); - l = - ((al0 >>> 28) | (ah0 << (32 - 28))) ^ - ((ah0 >>> (34 - 32)) | (al0 << (32 - (34 - 32)))) ^ - ((ah0 >>> (39 - 32)) | (al0 << (32 - (39 - 32)))); - - a += l & 0xffff; - b += l >>> 16; - c += h & 0xffff; - d += h >>> 16; - - // Maj - h = (ah0 & ah1) ^ (ah0 & ah2) ^ (ah1 & ah2); - l = (al0 & al1) ^ (al0 & al2) ^ (al1 & al2); - - a += l & 0xffff; - b += l >>> 16; - c += h & 0xffff; - d += h >>> 16; - - b += a >>> 16; - c += b >>> 16; - d += c >>> 16; - - bh7 = (c & 0xffff) | (d << 16); - bl7 = (a & 0xffff) | (b << 16); - - // add - h = bh3; - l = bl3; - - a = l & 0xffff; - b = l >>> 16; - c = h & 0xffff; - d = h >>> 16; - - h = th; - l = tl; - - a += l & 0xffff; - b += l >>> 16; - c += h & 0xffff; - d += h >>> 16; - - b += a >>> 16; - c += b >>> 16; - d += c >>> 16; - - bh3 = (c & 0xffff) | (d << 16); - bl3 = (a & 0xffff) | (b << 16); - - ah1 = bh0; - ah2 = bh1; - ah3 = bh2; - ah4 = bh3; - ah5 = bh4; - ah6 = bh5; - ah7 = bh6; - ah0 = bh7; - - al1 = bl0; - al2 = bl1; - al3 = bl2; - al4 = bl3; - al5 = bl4; - al6 = bl5; - al7 = bl6; - al0 = bl7; - - if (i % 16 === 15) { - for (j = 0; j < 16; j++) { - // add - h = wh[j]; - l = wl[j]; - - a = l & 0xffff; - b = l >>> 16; - c = h & 0xffff; - d = h >>> 16; - - h = wh[(j + 9) % 16]; - l = wl[(j + 9) % 16]; - - a += l & 0xffff; - b += l >>> 16; - c += h & 0xffff; - d += h >>> 16; - - // sigma0 - th = wh[(j + 1) % 16]; - tl = wl[(j + 1) % 16]; - h = - ((th >>> 1) | (tl << (32 - 1))) ^ - ((th >>> 8) | (tl << (32 - 8))) ^ - (th >>> 7); - l = - ((tl >>> 1) | (th << (32 - 1))) ^ - ((tl >>> 8) | (th << (32 - 8))) ^ - ((tl >>> 7) | (th << (32 - 7))); - - a += l & 0xffff; - b += l >>> 16; - c += h & 0xffff; - d += h >>> 16; - - // sigma1 - th = wh[(j + 14) % 16]; - tl = wl[(j + 14) % 16]; - h = - ((th >>> 19) | (tl << (32 - 19))) ^ - ((tl >>> (61 - 32)) | (th << (32 - (61 - 32)))) ^ - (th >>> 6); - l = - ((tl >>> 19) | (th << (32 - 19))) ^ - ((th >>> (61 - 32)) | (tl << (32 - (61 - 32)))) ^ - ((tl >>> 6) | (th << (32 - 6))); - - a += l & 0xffff; - b += l >>> 16; - c += h & 0xffff; - d += h >>> 16; - - b += a >>> 16; - c += b >>> 16; - d += c >>> 16; - - wh[j] = (c & 0xffff) | (d << 16); - wl[j] = (a & 0xffff) | (b << 16); - } - } - } - - // add - h = ah0; - l = al0; - - a = l & 0xffff; - b = l >>> 16; - c = h & 0xffff; - d = h >>> 16; - - h = hh[0]; - l = hl[0]; - - a += l & 0xffff; - b += l >>> 16; - c += h & 0xffff; - d += h >>> 16; - - b += a >>> 16; - c += b >>> 16; - d += c >>> 16; - - hh[0] = ah0 = (c & 0xffff) | (d << 16); - hl[0] = al0 = (a & 0xffff) | (b << 16); - - h = ah1; - l = al1; - - a = l & 0xffff; - b = l >>> 16; - c = h & 0xffff; - d = h >>> 16; - - h = hh[1]; - l = hl[1]; - - a += l & 0xffff; - b += l >>> 16; - c += h & 0xffff; - d += h >>> 16; - - b += a >>> 16; - c += b >>> 16; - d += c >>> 16; - - hh[1] = ah1 = (c & 0xffff) | (d << 16); - hl[1] = al1 = (a & 0xffff) | (b << 16); - - h = ah2; - l = al2; - - a = l & 0xffff; - b = l >>> 16; - c = h & 0xffff; - d = h >>> 16; - - h = hh[2]; - l = hl[2]; - - a += l & 0xffff; - b += l >>> 16; - c += h & 0xffff; - d += h >>> 16; - - b += a >>> 16; - c += b >>> 16; - d += c >>> 16; - - hh[2] = ah2 = (c & 0xffff) | (d << 16); - hl[2] = al2 = (a & 0xffff) | (b << 16); - - h = ah3; - l = al3; - - a = l & 0xffff; - b = l >>> 16; - c = h & 0xffff; - d = h >>> 16; - - h = hh[3]; - l = hl[3]; - - a += l & 0xffff; - b += l >>> 16; - c += h & 0xffff; - d += h >>> 16; - - b += a >>> 16; - c += b >>> 16; - d += c >>> 16; - - hh[3] = ah3 = (c & 0xffff) | (d << 16); - hl[3] = al3 = (a & 0xffff) | (b << 16); - - h = ah4; - l = al4; - - a = l & 0xffff; - b = l >>> 16; - c = h & 0xffff; - d = h >>> 16; - - h = hh[4]; - l = hl[4]; - - a += l & 0xffff; - b += l >>> 16; - c += h & 0xffff; - d += h >>> 16; - - b += a >>> 16; - c += b >>> 16; - d += c >>> 16; - - hh[4] = ah4 = (c & 0xffff) | (d << 16); - hl[4] = al4 = (a & 0xffff) | (b << 16); - - h = ah5; - l = al5; - - a = l & 0xffff; - b = l >>> 16; - c = h & 0xffff; - d = h >>> 16; - - h = hh[5]; - l = hl[5]; - - a += l & 0xffff; - b += l >>> 16; - c += h & 0xffff; - d += h >>> 16; - - b += a >>> 16; - c += b >>> 16; - d += c >>> 16; - - hh[5] = ah5 = (c & 0xffff) | (d << 16); - hl[5] = al5 = (a & 0xffff) | (b << 16); - - h = ah6; - l = al6; - - a = l & 0xffff; - b = l >>> 16; - c = h & 0xffff; - d = h >>> 16; - - h = hh[6]; - l = hl[6]; - - a += l & 0xffff; - b += l >>> 16; - c += h & 0xffff; - d += h >>> 16; - - b += a >>> 16; - c += b >>> 16; - d += c >>> 16; - - hh[6] = ah6 = (c & 0xffff) | (d << 16); - hl[6] = al6 = (a & 0xffff) | (b << 16); - - h = ah7; - l = al7; - - a = l & 0xffff; - b = l >>> 16; - c = h & 0xffff; - d = h >>> 16; - - h = hh[7]; - l = hl[7]; - - a += l & 0xffff; - b += l >>> 16; - c += h & 0xffff; - d += h >>> 16; - - b += a >>> 16; - c += b >>> 16; - d += c >>> 16; - - hh[7] = ah7 = (c & 0xffff) | (d << 16); - hl[7] = al7 = (a & 0xffff) | (b << 16); - - pos += 128; - n -= 128; - } - - return n; -} - -function crypto_hash(out: Uint8Array, m: Uint8Array, n: number): number { - const hh = new Int32Array(8); - const hl = new Int32Array(8); - const x = new Uint8Array(256); - const b = n; - - hh[0] = 0x6a09e667; - hh[1] = 0xbb67ae85; - hh[2] = 0x3c6ef372; - hh[3] = 0xa54ff53a; - hh[4] = 0x510e527f; - hh[5] = 0x9b05688c; - hh[6] = 0x1f83d9ab; - hh[7] = 0x5be0cd19; - - hl[0] = 0xf3bcc908; - hl[1] = 0x84caa73b; - hl[2] = 0xfe94f82b; - hl[3] = 0x5f1d36f1; - hl[4] = 0xade682d1; - hl[5] = 0x2b3e6c1f; - hl[6] = 0xfb41bd6b; - hl[7] = 0x137e2179; - - crypto_hashblocks_hl(hh, hl, m, n); - n %= 128; - - for (let i = 0; i < n; i++) x[i] = m[b - n + i]; - x[n] = 128; - - n = 256 - 128 * (n < 112 ? 1 : 0); - x[n - 9] = 0; - ts64(x, n - 8, (b / 0x20000000) | 0, b << 3); - crypto_hashblocks_hl(hh, hl, x, n); - - for (let i = 0; i < 8; i++) ts64(out, 8 * i, hh[i], hl[i]); - - return 0; -} - -/** - * Incremental version of crypto_hash. - */ -export class HashState { - private hh = new Int32Array(8); - private hl = new Int32Array(8); - - private next = new Uint8Array(128); - private p = 0; - private total = 0; - - constructor() { - this.hh[0] = 0x6a09e667; - this.hh[1] = 0xbb67ae85; - this.hh[2] = 0x3c6ef372; - this.hh[3] = 0xa54ff53a; - this.hh[4] = 0x510e527f; - this.hh[5] = 0x9b05688c; - this.hh[6] = 0x1f83d9ab; - this.hh[7] = 0x5be0cd19; - - this.hl[0] = 0xf3bcc908; - this.hl[1] = 0x84caa73b; - this.hl[2] = 0xfe94f82b; - this.hl[3] = 0x5f1d36f1; - this.hl[4] = 0xade682d1; - this.hl[5] = 0x2b3e6c1f; - this.hl[6] = 0xfb41bd6b; - this.hl[7] = 0x137e2179; - } - - update(data: Uint8Array): HashState { - this.total += data.length; - let i = 0; - while (i < data.length) { - const r = 128 - this.p; - if (r > data.length - i) { - for (let j = 0; i + j < data.length; j++) { - this.next[this.p + j] = data[i + j]; - } - this.p += data.length - i; - break; - } else { - for (let j = 0; this.p + j < 128; j++) { - this.next[this.p + j] = data[i + j]; - } - crypto_hashblocks_hl(this.hh, this.hl, this.next, 128); - i += 128 - this.p; - this.p = 0; - } - } - return this; - } - - finish(): Uint8Array { - const out = new Uint8Array(64); - let n = this.p; - const x = new Uint8Array(256); - const b = this.total; - for (let i = 0; i < n; i++) x[i] = this.next[i]; - x[n] = 128; - - n = 256 - 128 * (n < 112 ? 1 : 0); - x[n - 9] = 0; - ts64(x, n - 8, (b / 0x20000000) | 0, b << 3); - crypto_hashblocks_hl(this.hh, this.hl, x, n); - - for (let i = 0; i < 8; i++) ts64(out, 8 * i, this.hh[i], this.hl[i]); - return out; - } -} - -function add(p: Float64Array[], q: Float64Array[]): void { - const a = gf(), - b = gf(), - c = gf(), - d = gf(), - e = gf(), - f = gf(), - g = gf(), - h = gf(), - t = gf(); - - Z(a, p[1], p[0]); - Z(t, q[1], q[0]); - M(a, a, t); - A(b, p[0], p[1]); - A(t, q[0], q[1]); - M(b, b, t); - M(c, p[3], q[3]); - M(c, c, D2); - M(d, p[2], q[2]); - A(d, d, d); - Z(e, b, a); - Z(f, d, c); - A(g, d, c); - A(h, b, a); - - M(p[0], e, f); - M(p[1], h, g); - M(p[2], g, f); - M(p[3], e, h); -} - -function cswap(p: Float64Array[], q: Float64Array[], b: number): void { - let i; - for (i = 0; i < 4; i++) { - sel25519(p[i], q[i], b); - } -} - -function pack(r: Uint8Array, p: Float64Array[]): void { - const tx = gf(), - ty = gf(), - zi = gf(); - inv25519(zi, p[2]); - M(tx, p[0], zi); - M(ty, p[1], zi); - pack25519(r, ty); - r[31] ^= par25519(tx) << 7; -} - -function scalarmult(p: Float64Array[], q: Float64Array[], s: Uint8Array): void { - let b, i; - set25519(p[0], gf0); - set25519(p[1], gf1); - set25519(p[2], gf1); - set25519(p[3], gf0); - for (i = 255; i >= 0; --i) { - b = (s[(i / 8) | 0] >> (i & 7)) & 1; - cswap(p, q, b); - add(q, p); - add(p, p); - cswap(p, q, b); - } -} - -function scalarbase(p: Float64Array[], s: Uint8Array): void { - const q = [gf(), gf(), gf(), gf()]; - set25519(q[0], X); - set25519(q[1], Y); - set25519(q[2], gf1); - M(q[3], X, Y); - scalarmult(p, q, s); -} - -function crypto_sign_keypair( - pk: Uint8Array, - sk: Uint8Array, - seeded: boolean, -): number { - const d = new Uint8Array(64); - const p = [gf(), gf(), gf(), gf()]; - - if (!seeded) randombytes(sk, 32); - crypto_hash(d, sk, 32); - d[0] &= 248; - d[31] &= 127; - d[31] |= 64; - - scalarbase(p, d); - pack(pk, p); - - for (let i = 0; i < 32; i++) sk[i + 32] = pk[i]; - return 0; -} - -const L = new Float64Array([ - 0xed, - 0xd3, - 0xf5, - 0x5c, - 0x1a, - 0x63, - 0x12, - 0x58, - 0xd6, - 0x9c, - 0xf7, - 0xa2, - 0xde, - 0xf9, - 0xde, - 0x14, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0, - 0x10, -]); - -function modL(r: Uint8Array, x: Float64Array): void { - let carry, i, j, k; - for (i = 63; i >= 32; --i) { - carry = 0; - for (j = i - 32, k = i - 12; j < k; ++j) { - x[j] += carry - 16 * x[i] * L[j - (i - 32)]; - carry = Math.floor((x[j] + 128) / 256); - x[j] -= carry * 256; - } - x[j] += carry; - x[i] = 0; - } - carry = 0; - for (j = 0; j < 32; j++) { - x[j] += carry - (x[31] >> 4) * L[j]; - carry = x[j] >> 8; - x[j] &= 255; - } - for (j = 0; j < 32; j++) x[j] -= carry * L[j]; - for (i = 0; i < 32; i++) { - x[i + 1] += x[i] >> 8; - r[i] = x[i] & 255; - } -} - -function reduce(r: Uint8Array): void { - const x = new Float64Array(64); - for (let i = 0; i < 64; i++) x[i] = r[i]; - for (let i = 0; i < 64; i++) r[i] = 0; - modL(r, x); -} - -// Note: difference from C - smlen returned, not passed as argument. -function crypto_sign( - sm: Uint8Array, - m: Uint8Array, - n: number, - sk: Uint8Array, -): number { - const d = new Uint8Array(64), - h = new Uint8Array(64), - r = new Uint8Array(64); - let i, j; - const x = new Float64Array(64); - const p = [gf(), gf(), gf(), gf()]; - - crypto_hash(d, sk, 32); - d[0] &= 248; - d[31] &= 127; - d[31] |= 64; - - const smlen = n + 64; - for (i = 0; i < n; i++) sm[64 + i] = m[i]; - for (i = 0; i < 32; i++) sm[32 + i] = d[32 + i]; - - crypto_hash(r, sm.subarray(32), n + 32); - reduce(r); - scalarbase(p, r); - pack(sm, p); - - for (i = 32; i < 64; i++) sm[i] = sk[i]; - crypto_hash(h, sm, n + 64); - reduce(h); - - for (i = 0; i < 64; i++) x[i] = 0; - for (i = 0; i < 32; i++) x[i] = r[i]; - for (i = 0; i < 32; i++) { - for (j = 0; j < 32; j++) { - x[i + j] += h[i] * d[j]; - } - } - - modL(sm.subarray(32), x); - return smlen; -} - -function unpackneg(r: Float64Array[], p: Uint8Array): number { - const t = gf(); - const chk = gf(); - const num = gf(); - const den = gf(); - const den2 = gf(); - const den4 = gf(); - const den6 = gf(); - - set25519(r[2], gf1); - unpack25519(r[1], p); - S(num, r[1]); - M(den, num, D); - Z(num, num, r[2]); - A(den, r[2], den); - - S(den2, den); - S(den4, den2); - M(den6, den4, den2); - M(t, den6, num); - M(t, t, den); - - pow2523(t, t); - M(t, t, num); - M(t, t, den); - M(t, t, den); - M(r[0], t, den); - - S(chk, r[0]); - M(chk, chk, den); - if (neq25519(chk, num)) M(r[0], r[0], I); - - S(chk, r[0]); - M(chk, chk, den); - if (neq25519(chk, num)) return -1; - - if (par25519(r[0]) === p[31] >> 7) Z(r[0], gf0, r[0]); - - M(r[3], r[0], r[1]); - return 0; -} - -function crypto_sign_open( - m: Uint8Array, - sm: Uint8Array, - n: number, - pk: Uint8Array, -): number { - let i, mlen; - const t = new Uint8Array(32), - h = new Uint8Array(64); - const p = [gf(), gf(), gf(), gf()], - q = [gf(), gf(), gf(), gf()]; - - mlen = -1; - if (n < 64) return -1; - - if (unpackneg(q, pk)) return -1; - - for (i = 0; i < n; i++) m[i] = sm[i]; - for (i = 0; i < 32; i++) m[i + 32] = pk[i]; - crypto_hash(h, m, n); - reduce(h); - scalarmult(p, q, h); - - scalarbase(q, sm.subarray(32)); - add(p, q); - pack(t, p); - - n -= 64; - if (crypto_verify_32(sm, 0, t, 0)) { - for (i = 0; i < n; i++) m[i] = 0; - return -1; - } - - for (i = 0; i < n; i++) m[i] = sm[i + 64]; - mlen = n; - return mlen; -} - -const crypto_secretbox_KEYBYTES = 32; -const crypto_secretbox_NONCEBYTES = 24; -const crypto_secretbox_ZEROBYTES = 32; -const crypto_secretbox_BOXZEROBYTES = 16; -const crypto_scalarmult_BYTES = 32; -const crypto_scalarmult_SCALARBYTES = 32; -const crypto_sign_BYTES = 64; -const crypto_sign_PUBLICKEYBYTES = 32; -const crypto_sign_SECRETKEYBYTES = 64; -const crypto_sign_SEEDBYTES = 32; -const crypto_hash_BYTES = 64; - -/* High-level API */ - -function checkLengths(k: Uint8Array, n: Uint8Array) { - if (k.length !== crypto_secretbox_KEYBYTES) throw new Error("bad key size"); - if (n.length !== crypto_secretbox_NONCEBYTES) - throw new Error("bad nonce size"); -} - -function checkArrayTypes(...args: Uint8Array[]): void { - for (let i = 0; i < args.length; i++) { - if (!(args[i] instanceof Uint8Array)) - throw new TypeError("unexpected type, use Uint8Array"); - } -} - -export function randomBytes(n: number): Uint8Array { - const b = new Uint8Array(n); - randombytes(b, n); - return b; -} - -export function scalarMult(n: Uint8Array, p: Uint8Array): Uint8Array { - checkArrayTypes(n, p); - if (n.length !== crypto_scalarmult_SCALARBYTES) throw new Error("bad n size"); - if (p.length !== crypto_scalarmult_BYTES) throw new Error("bad p size"); - const q = new Uint8Array(crypto_scalarmult_BYTES); - crypto_scalarmult(q, n, p); - return q; -} - -export function scalarMult_base(n: Uint8Array): Uint8Array { - checkArrayTypes(n); - if (n.length !== crypto_scalarmult_SCALARBYTES) throw new Error("bad n size"); - const q = new Uint8Array(crypto_scalarmult_BYTES); - crypto_scalarmult_base(q, n); - return q; -} - -export const scalarMult_scalarLength = crypto_scalarmult_SCALARBYTES; -export const scalarMult_groupElementLength = crypto_scalarmult_BYTES; - -export function sign(msg: Uint8Array, secretKey: Uint8Array): Uint8Array { - checkArrayTypes(msg, secretKey); - if (secretKey.length !== crypto_sign_SECRETKEYBYTES) - throw new Error("bad secret key size"); - const signedMsg = new Uint8Array(crypto_sign_BYTES + msg.length); - crypto_sign(signedMsg, msg, msg.length, secretKey); - return signedMsg; -} - -export function sign_open( - signedMsg: Uint8Array, - publicKey: Uint8Array, -): Uint8Array | null { - checkArrayTypes(signedMsg, publicKey); - if (publicKey.length !== crypto_sign_PUBLICKEYBYTES) - throw new Error("bad public key size"); - const tmp = new Uint8Array(signedMsg.length); - const mlen = crypto_sign_open(tmp, signedMsg, signedMsg.length, publicKey); - if (mlen < 0) return null; - const m = new Uint8Array(mlen); - for (let i = 0; i < m.length; i++) m[i] = tmp[i]; - return m; -} - -export function sign_detached( - msg: Uint8Array, - secretKey: Uint8Array, -): Uint8Array { - const signedMsg = sign(msg, secretKey); - const sig = new Uint8Array(crypto_sign_BYTES); - for (let i = 0; i < sig.length; i++) sig[i] = signedMsg[i]; - return sig; -} - -export function sign_detached_verify( - msg: Uint8Array, - sig: Uint8Array, - publicKey: Uint8Array, -): boolean { - checkArrayTypes(msg, sig, publicKey); - if (sig.length !== crypto_sign_BYTES) throw new Error("bad signature size"); - if (publicKey.length !== crypto_sign_PUBLICKEYBYTES) - throw new Error("bad public key size"); - const sm = new Uint8Array(crypto_sign_BYTES + msg.length); - const m = new Uint8Array(crypto_sign_BYTES + msg.length); - let i; - for (i = 0; i < crypto_sign_BYTES; i++) sm[i] = sig[i]; - for (i = 0; i < msg.length; i++) sm[i + crypto_sign_BYTES] = msg[i]; - return crypto_sign_open(m, sm, sm.length, publicKey) >= 0; -} - -export function sign_keyPair(): { - publicKey: Uint8Array; - secretKey: Uint8Array; -} { - const pk = new Uint8Array(crypto_sign_PUBLICKEYBYTES); - const sk = new Uint8Array(crypto_sign_SECRETKEYBYTES); - crypto_sign_keypair(pk, sk, false); - return { publicKey: pk, secretKey: sk }; -} - -export function x25519_edwards_keyPair_fromSecretKey( - secretKey: Uint8Array, -): Uint8Array { - const p = [gf(), gf(), gf(), gf()]; - const pk = new Uint8Array(32); - - const d = new Uint8Array(64); - if (secretKey.length != 32) { - throw new Error("bad secret key size"); - } - d.set(secretKey, 0); - //crypto_hash(d, secretKey, 32); - - d[0] &= 248; - d[31] &= 127; - d[31] |= 64; - - scalarbase(p, d); - pack(pk, p); - - return pk; -} - -export function sign_keyPair_fromSecretKey( - secretKey: Uint8Array, -): { - publicKey: Uint8Array; - secretKey: Uint8Array; -} { - checkArrayTypes(secretKey); - if (secretKey.length !== crypto_sign_SECRETKEYBYTES) - throw new Error("bad secret key size"); - const pk = new Uint8Array(crypto_sign_PUBLICKEYBYTES); - for (let i = 0; i < pk.length; i++) pk[i] = secretKey[32 + i]; - return { publicKey: pk, secretKey: new Uint8Array(secretKey) }; -} - -export function sign_keyPair_fromSeed( - seed: Uint8Array, -): { - publicKey: Uint8Array; - secretKey: Uint8Array; -} { - checkArrayTypes(seed); - if (seed.length !== crypto_sign_SEEDBYTES) throw new Error("bad seed size"); - const pk = new Uint8Array(crypto_sign_PUBLICKEYBYTES); - const sk = new Uint8Array(crypto_sign_SECRETKEYBYTES); - for (let i = 0; i < 32; i++) sk[i] = seed[i]; - crypto_sign_keypair(pk, sk, true); - return { publicKey: pk, secretKey: sk }; -} - -export const sign_publicKeyLength = crypto_sign_PUBLICKEYBYTES; -export const sign_secretKeyLength = crypto_sign_SECRETKEYBYTES; -export const sign_seedLength = crypto_sign_SEEDBYTES; -export const sign_signatureLength = crypto_sign_BYTES; - -export function hash(msg: Uint8Array): Uint8Array { - checkArrayTypes(msg); - const h = new Uint8Array(crypto_hash_BYTES); - crypto_hash(h, msg, msg.length); - return h; -} - -export const hash_hashLength = crypto_hash_BYTES; - -export function verify(x: Uint8Array, y: Uint8Array): boolean { - checkArrayTypes(x, y); - // Zero length arguments are considered not equal. - if (x.length === 0 || y.length === 0) return false; - if (x.length !== y.length) return false; - return vn(x, 0, y, 0, x.length) === 0 ? true : false; -} - -export function setPRNG(fn: (x: Uint8Array, n: number) => void): void { - randombytes = fn; -} - -export function sign_ed25519_pk_to_curve25519( - ed25519_pk: Uint8Array, -): Uint8Array { - const ge_a = [gf(), gf(), gf(), gf()]; - const x = gf(); - const one_minus_y = gf(); - const x25519_pk = new Uint8Array(32); - - if (unpackneg(ge_a, ed25519_pk)) { - throw Error("invalid public key"); - } - - set25519(one_minus_y, gf1); - Z(one_minus_y, one_minus_y, ge_a[1]); - - set25519(x, gf1); - A(x, x, ge_a[1]); - - inv25519(one_minus_y, one_minus_y); - M(x, x, one_minus_y); - pack25519(x25519_pk, x); - - return x25519_pk; -} - -export function secretbox( - msg: Uint8Array, - nonce: Uint8Array, - key: Uint8Array, -): Uint8Array { - checkArrayTypes(msg, nonce, key); - checkLengths(key, nonce); - var m = new Uint8Array(crypto_secretbox_ZEROBYTES + msg.length); - var c = new Uint8Array(m.length); - for (var i = 0; i < msg.length; i++) - m[i + crypto_secretbox_ZEROBYTES] = msg[i]; - crypto_secretbox(c, m, m.length, nonce, key); - return c.subarray(crypto_secretbox_BOXZEROBYTES); -} - -export function secretbox_open( - box: Uint8Array, - nonce: Uint8Array, - key: Uint8Array, -): Uint8Array | undefined { - checkArrayTypes(box, nonce, key); - checkLengths(key, nonce); - var c = new Uint8Array(crypto_secretbox_BOXZEROBYTES + box.length); - var m = new Uint8Array(c.length); - for (var i = 0; i < box.length; i++) - c[i + crypto_secretbox_BOXZEROBYTES] = box[i]; - if (c.length < 32) return undefined; - if (crypto_secretbox_open(m, c, c.length, nonce, key) !== 0) return undefined; - return m.subarray(crypto_secretbox_ZEROBYTES); -} - diff --git a/packages/taler-wallet-core/src/crypto/primitives/sha256.ts b/packages/taler-wallet-core/src/crypto/primitives/sha256.ts deleted file mode 100644 index 97723dbfc..000000000 --- a/packages/taler-wallet-core/src/crypto/primitives/sha256.ts +++ /dev/null @@ -1,426 +0,0 @@ -// SHA-256 for JavaScript. -// -// Written in 2014-2016 by Dmitry Chestnykh. -// Public domain, no warranty. -// -// Functions (accept and return Uint8Arrays): -// -// sha256(message) -> hash -// sha256.hmac(key, message) -> mac -// -// Classes: -// -// new sha256.Hash() -export const digestLength = 32; -export const blockSize = 64; - -// SHA-256 constants -const K = new Uint32Array([ - 0x428a2f98, - 0x71374491, - 0xb5c0fbcf, - 0xe9b5dba5, - 0x3956c25b, - 0x59f111f1, - 0x923f82a4, - 0xab1c5ed5, - 0xd807aa98, - 0x12835b01, - 0x243185be, - 0x550c7dc3, - 0x72be5d74, - 0x80deb1fe, - 0x9bdc06a7, - 0xc19bf174, - 0xe49b69c1, - 0xefbe4786, - 0x0fc19dc6, - 0x240ca1cc, - 0x2de92c6f, - 0x4a7484aa, - 0x5cb0a9dc, - 0x76f988da, - 0x983e5152, - 0xa831c66d, - 0xb00327c8, - 0xbf597fc7, - 0xc6e00bf3, - 0xd5a79147, - 0x06ca6351, - 0x14292967, - 0x27b70a85, - 0x2e1b2138, - 0x4d2c6dfc, - 0x53380d13, - 0x650a7354, - 0x766a0abb, - 0x81c2c92e, - 0x92722c85, - 0xa2bfe8a1, - 0xa81a664b, - 0xc24b8b70, - 0xc76c51a3, - 0xd192e819, - 0xd6990624, - 0xf40e3585, - 0x106aa070, - 0x19a4c116, - 0x1e376c08, - 0x2748774c, - 0x34b0bcb5, - 0x391c0cb3, - 0x4ed8aa4a, - 0x5b9cca4f, - 0x682e6ff3, - 0x748f82ee, - 0x78a5636f, - 0x84c87814, - 0x8cc70208, - 0x90befffa, - 0xa4506ceb, - 0xbef9a3f7, - 0xc67178f2, -]); - -function hashBlocks( - w: Int32Array, - v: Int32Array, - p: Uint8Array, - pos: number, - len: number, -): number { - let a: number, - b: number, - c: number, - d: number, - e: number, - f: number, - g: number, - h: number, - u: number, - i: number, - j: number, - t1: number, - t2: number; - while (len >= 64) { - a = v[0]; - b = v[1]; - c = v[2]; - d = v[3]; - e = v[4]; - f = v[5]; - g = v[6]; - h = v[7]; - - for (i = 0; i < 16; i++) { - j = pos + i * 4; - w[i] = - ((p[j] & 0xff) << 24) | - ((p[j + 1] & 0xff) << 16) | - ((p[j + 2] & 0xff) << 8) | - (p[j + 3] & 0xff); - } - - for (i = 16; i < 64; i++) { - u = w[i - 2]; - t1 = - ((u >>> 17) | (u << (32 - 17))) ^ - ((u >>> 19) | (u << (32 - 19))) ^ - (u >>> 10); - - u = w[i - 15]; - t2 = - ((u >>> 7) | (u << (32 - 7))) ^ - ((u >>> 18) | (u << (32 - 18))) ^ - (u >>> 3); - - w[i] = ((t1 + w[i - 7]) | 0) + ((t2 + w[i - 16]) | 0); - } - - for (i = 0; i < 64; i++) { - t1 = - ((((((e >>> 6) | (e << (32 - 6))) ^ - ((e >>> 11) | (e << (32 - 11))) ^ - ((e >>> 25) | (e << (32 - 25)))) + - ((e & f) ^ (~e & g))) | - 0) + - ((h + ((K[i] + w[i]) | 0)) | 0)) | - 0; - - t2 = - ((((a >>> 2) | (a << (32 - 2))) ^ - ((a >>> 13) | (a << (32 - 13))) ^ - ((a >>> 22) | (a << (32 - 22)))) + - ((a & b) ^ (a & c) ^ (b & c))) | - 0; - - h = g; - g = f; - f = e; - e = (d + t1) | 0; - d = c; - c = b; - b = a; - a = (t1 + t2) | 0; - } - - v[0] += a; - v[1] += b; - v[2] += c; - v[3] += d; - v[4] += e; - v[5] += f; - v[6] += g; - v[7] += h; - - pos += 64; - len -= 64; - } - return pos; -} - -// Hash implements SHA256 hash algorithm. -export class HashSha256 { - digestLength: number = digestLength; - blockSize: number = blockSize; - - // Note: Int32Array is used instead of Uint32Array for performance reasons. - private state: Int32Array = new Int32Array(8); // hash state - private temp: Int32Array = new Int32Array(64); // temporary state - private buffer: Uint8Array = new Uint8Array(128); // buffer for data to hash - private bufferLength = 0; // number of bytes in buffer - private bytesHashed = 0; // number of total bytes hashed - - finished = false; // indicates whether the hash was finalized - - constructor() { - this.reset(); - } - - // Resets hash state making it possible - // to re-use this instance to hash other data. - reset(): this { - this.state[0] = 0x6a09e667; - this.state[1] = 0xbb67ae85; - this.state[2] = 0x3c6ef372; - this.state[3] = 0xa54ff53a; - this.state[4] = 0x510e527f; - this.state[5] = 0x9b05688c; - this.state[6] = 0x1f83d9ab; - this.state[7] = 0x5be0cd19; - this.bufferLength = 0; - this.bytesHashed = 0; - this.finished = false; - return this; - } - - // Cleans internal buffers and re-initializes hash state. - clean(): void { - for (let i = 0; i < this.buffer.length; i++) { - this.buffer[i] = 0; - } - for (let i = 0; i < this.temp.length; i++) { - this.temp[i] = 0; - } - this.reset(); - } - - // Updates hash state with the given data. - // - // Optionally, length of the data can be specified to hash - // fewer bytes than data.length. - // - // Throws error when trying to update already finalized hash: - // instance must be reset to use it again. - update(data: Uint8Array, dataLength: number = data.length): this { - if (this.finished) { - throw new Error("SHA256: can't update because hash was finished."); - } - let dataPos = 0; - this.bytesHashed += dataLength; - if (this.bufferLength > 0) { - while (this.bufferLength < 64 && dataLength > 0) { - this.buffer[this.bufferLength++] = data[dataPos++]; - dataLength--; - } - if (this.bufferLength === 64) { - hashBlocks(this.temp, this.state, this.buffer, 0, 64); - this.bufferLength = 0; - } - } - if (dataLength >= 64) { - dataPos = hashBlocks(this.temp, this.state, data, dataPos, dataLength); - dataLength %= 64; - } - while (dataLength > 0) { - this.buffer[this.bufferLength++] = data[dataPos++]; - dataLength--; - } - return this; - } - - // Finalizes hash state and puts hash into out. - // - // If hash was already finalized, puts the same value. - finish(out: Uint8Array): this { - if (!this.finished) { - const bytesHashed = this.bytesHashed; - const left = this.bufferLength; - const bitLenHi = (bytesHashed / 0x20000000) | 0; - const bitLenLo = bytesHashed << 3; - const padLength = bytesHashed % 64 < 56 ? 64 : 128; - - this.buffer[left] = 0x80; - for (let i = left + 1; i < padLength - 8; i++) { - this.buffer[i] = 0; - } - this.buffer[padLength - 8] = (bitLenHi >>> 24) & 0xff; - this.buffer[padLength - 7] = (bitLenHi >>> 16) & 0xff; - this.buffer[padLength - 6] = (bitLenHi >>> 8) & 0xff; - this.buffer[padLength - 5] = (bitLenHi >>> 0) & 0xff; - this.buffer[padLength - 4] = (bitLenLo >>> 24) & 0xff; - this.buffer[padLength - 3] = (bitLenLo >>> 16) & 0xff; - this.buffer[padLength - 2] = (bitLenLo >>> 8) & 0xff; - this.buffer[padLength - 1] = (bitLenLo >>> 0) & 0xff; - - hashBlocks(this.temp, this.state, this.buffer, 0, padLength); - - this.finished = true; - } - - for (let i = 0; i < 8; i++) { - out[i * 4 + 0] = (this.state[i] >>> 24) & 0xff; - out[i * 4 + 1] = (this.state[i] >>> 16) & 0xff; - out[i * 4 + 2] = (this.state[i] >>> 8) & 0xff; - out[i * 4 + 3] = (this.state[i] >>> 0) & 0xff; - } - - return this; - } - - // Returns the final hash digest. - digest(): Uint8Array { - const out = new Uint8Array(this.digestLength); - this.finish(out); - return out; - } - - // Internal function for use in HMAC for optimization. - _saveState(out: Uint32Array): void { - for (let i = 0; i < this.state.length; i++) { - out[i] = this.state[i]; - } - } - - // Internal function for use in HMAC for optimization. - _restoreState(from: Uint32Array, bytesHashed: number): void { - for (let i = 0; i < this.state.length; i++) { - this.state[i] = from[i]; - } - this.bytesHashed = bytesHashed; - this.finished = false; - this.bufferLength = 0; - } -} - -// HMAC implements HMAC-SHA256 message authentication algorithm. -export class HMAC { - private inner: HashSha256 = new HashSha256(); - private outer: HashSha256 = new HashSha256(); - - blockSize: number = this.inner.blockSize; - digestLength: number = this.inner.digestLength; - - // Copies of hash states after keying. - // Need for quick reset without hashing they key again. - private istate: Uint32Array; - private ostate: Uint32Array; - - constructor(key: Uint8Array) { - const pad = new Uint8Array(this.blockSize); - if (key.length > this.blockSize) { - new HashSha256().update(key).finish(pad).clean(); - } else { - for (let i = 0; i < key.length; i++) { - pad[i] = key[i]; - } - } - for (let i = 0; i < pad.length; i++) { - pad[i] ^= 0x36; - } - this.inner.update(pad); - - for (let i = 0; i < pad.length; i++) { - pad[i] ^= 0x36 ^ 0x5c; - } - this.outer.update(pad); - - this.istate = new Uint32Array(8); - this.ostate = new Uint32Array(8); - - this.inner._saveState(this.istate); - this.outer._saveState(this.ostate); - - for (let i = 0; i < pad.length; i++) { - pad[i] = 0; - } - } - - // Returns HMAC state to the state initialized with key - // to make it possible to run HMAC over the other data with the same - // key without creating a new instance. - reset(): this { - this.inner._restoreState(this.istate, this.inner.blockSize); - this.outer._restoreState(this.ostate, this.outer.blockSize); - return this; - } - - // Cleans HMAC state. - clean(): void { - for (let i = 0; i < this.istate.length; i++) { - this.ostate[i] = this.istate[i] = 0; - } - this.inner.clean(); - this.outer.clean(); - } - - // Updates state with provided data. - update(data: Uint8Array): this { - this.inner.update(data); - return this; - } - - // Finalizes HMAC and puts the result in out. - finish(out: Uint8Array): this { - if (this.outer.finished) { - this.outer.finish(out); - } else { - this.inner.finish(out); - this.outer.update(out, this.digestLength).finish(out); - } - return this; - } - - // Returns message authentication code. - digest(): Uint8Array { - const out = new Uint8Array(this.digestLength); - this.finish(out); - return out; - } -} - -// Returns SHA256 hash of data. -export function sha256(data: Uint8Array): Uint8Array { - const h = new HashSha256().update(data); - const digest = h.digest(); - h.clean(); - return digest; -} - -// Returns HMAC-SHA256 of data under the key. -export function hmacSha256(key: Uint8Array, data: Uint8Array): Uint8Array { - const h = new HMAC(key).update(data); - const digest = h.digest(); - h.clean(); - return digest; -} diff --git a/packages/taler-wallet-core/src/crypto/talerCrypto-test.ts b/packages/taler-wallet-core/src/crypto/talerCrypto-test.ts deleted file mode 100644 index 3718290d7..000000000 --- a/packages/taler-wallet-core/src/crypto/talerCrypto-test.ts +++ /dev/null @@ -1,189 +0,0 @@ -/* - This file is part of GNU Taler - (C) 2019 GNUnet e.V. - - GNU Taler is free software; you can redistribute it and/or modify it under the - terms of the GNU General Public License as published by the Free Software - Foundation; either version 3, or (at your option) any later version. - - GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY - WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR - A PARTICULAR PURPOSE. See the GNU General Public License for more details. - - You should have received a copy of the GNU General Public License along with - GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/> - */ - -/** - * Imports - */ -import test from "ava"; -import { - encodeCrock, - decodeCrock, - ecdheGetPublic, - eddsaGetPublic, - keyExchangeEddsaEcdhe, - keyExchangeEcdheEddsa, - rsaBlind, - rsaUnblind, - stringToBytes, - bytesToString, - rsaVerify, -} from "./talerCrypto.js"; -import { sha512, kdf } from "./primitives/kdf.js"; -import * as nacl from "./primitives/nacl-fast.js"; - -test("encoding", (t) => { - const s = "Hello, World"; - const encStr = encodeCrock(stringToBytes(s)); - const outBuf = decodeCrock(encStr); - const sOut = bytesToString(outBuf); - t.deepEqual(s, sOut); -}); - -test("taler-exchange-tvg hash code", (t) => { - const input = "91JPRV3F5GG4EKJN41A62V35E8"; - const output = - "CW96WR74JS8T53EC8GKSGD49QKH4ZNFTZXDAWMMV5GJ1E4BM6B8GPN5NVHDJ8ZVXNCW7Q4WBYCV61HCA3PZC2YJD850DT29RHHN7ESR"; - - const myOutput = encodeCrock(sha512(decodeCrock(input))); - - t.deepEqual(myOutput, output); -}); - -test("taler-exchange-tvg ecdhe key", (t) => { - const priv1 = "X4T4N0M8PVQXQEBW2BA7049KFSM7J437NSDFC6GDNM3N5J9367A0"; - const pub1 = "M997P494MS6A95G1P0QYWW2VNPSHSX5Q6JBY5B9YMNYWP0B50X3G"; - const priv2 = "14A0MMQ64DCV8HE0CS3WBC9DHFJAHXRGV7NEARFJPC5R5E1697E0"; - const skm = - "NXRY2YCY7H9B6KM928ZD55WG964G59YR0CPX041DYXKBZZ85SAWNPQ8B30QRM5FMHYCXJAN0EAADJYWEF1X3PAC2AJN28626TR5A6AR"; - - const myPub1 = nacl.scalarMult_base(decodeCrock(priv1)); - t.deepEqual(encodeCrock(myPub1), pub1); - - const mySkm = nacl.hash( - nacl.scalarMult(decodeCrock(priv2), decodeCrock(pub1)), - ); - t.deepEqual(encodeCrock(mySkm), skm); -}); - -test("taler-exchange-tvg eddsa key", (t) => { - const priv = "9TM70AKDTS57AWY9JK2J4TMBTMW6K62WHHGZWYDG0VM5ABPZKD40"; - const pub = "8GSJZ649T2PXMKZC01Y4ANNBE7MF14QVK9SQEC4E46ZHKCVG8AS0"; - - const pair = nacl.sign_keyPair_fromSeed(decodeCrock(priv)); - t.deepEqual(encodeCrock(pair.publicKey), pub); -}); - -test("taler-exchange-tvg kdf", (t) => { - const salt = "94KPT83PCNS7J83KC5P78Y8"; - const ikm = "94KPT83MD1JJ0WV5CDS6AX10D5Q70XBM41NPAY90DNGQ8SBJD5GPR"; - const ctx = - "94KPT83141HPYVKMCNW78833D1TPWTSC41GPRWVF41NPWVVQDRG62WS04XMPWSKF4WG6JVH0EHM6A82J8S1G"; - const outLen = 64; - const out = - "GTMR4QT05Z9WF5HKVG0WK9RPXGHSMHJNW377G9GJXCA8B0FEKPF4D27RJMSJZYWSQNTBJ5EYVV7ZW18B48Z0JVJJ80RHB706Y96Q358"; - - const myOut = kdf( - outLen, - decodeCrock(ikm), - decodeCrock(salt), - decodeCrock(ctx), - ); - - t.deepEqual(encodeCrock(myOut), out); -}); - -test("taler-exchange-tvg eddsa_ecdh", (t) => { - const priv_ecdhe = "4AFZWMSGTVCHZPQ0R81NWXDCK4N58G7SDBBE5KXE080Y50370JJG"; - const pub_ecdhe = "FXFN5GPAFTKVPWJDPVXQ87167S8T82T5ZV8CDYC0NH2AE14X0M30"; - const priv_eddsa = "1KG54M8T3X8BSFSZXCR3SQBSR7Y9P53NX61M864S7TEVMJ2XVPF0"; - const pub_eddsa = "7BXWKG6N224C57RTDV8XEAHR108HG78NMA995BE8QAT5GC1S7E80"; - const key_material = - "PKZ42Z56SVK2796HG1QYBRJ6ZQM2T9QGA3JA4AAZ8G7CWK9FPX175Q9JE5P0ZAX3HWWPHAQV4DPCK10R9X3SAXHRV0WF06BHEC2ZTKR"; - - const myEcdhePub = ecdheGetPublic(decodeCrock(priv_ecdhe)); - t.deepEqual(encodeCrock(myEcdhePub), pub_ecdhe); - - const myEddsaPub = eddsaGetPublic(decodeCrock(priv_eddsa)); - t.deepEqual(encodeCrock(myEddsaPub), pub_eddsa); - - const myKm1 = keyExchangeEddsaEcdhe( - decodeCrock(priv_eddsa), - decodeCrock(pub_ecdhe), - ); - t.deepEqual(encodeCrock(myKm1), key_material); - - const myKm2 = keyExchangeEcdheEddsa( - decodeCrock(priv_ecdhe), - decodeCrock(pub_eddsa), - ); - t.deepEqual(encodeCrock(myKm2), key_material); -}); - -test("incremental hashing #1", (t) => { - const n = 1024; - const d = nacl.randomBytes(n); - - const h1 = nacl.hash(d); - const h2 = new nacl.HashState().update(d).finish(); - - const s = new nacl.HashState(); - for (let i = 0; i < n; i++) { - const b = new Uint8Array(1); - b[0] = d[i]; - s.update(b); - } - - const h3 = s.finish(); - - t.deepEqual(encodeCrock(h1), encodeCrock(h2)); - t.deepEqual(encodeCrock(h1), encodeCrock(h3)); -}); - -test("incremental hashing #2", (t) => { - const n = 10; - const d = nacl.randomBytes(n); - - const h1 = nacl.hash(d); - const h2 = new nacl.HashState().update(d).finish(); - const s = new nacl.HashState(); - for (let i = 0; i < n; i++) { - const b = new Uint8Array(1); - b[0] = d[i]; - s.update(b); - } - - const h3 = s.finish(); - - t.deepEqual(encodeCrock(h1), encodeCrock(h3)); - t.deepEqual(encodeCrock(h1), encodeCrock(h2)); -}); - -test("taler-exchange-tvg eddsa_ecdh #2", (t) => { - const priv_ecdhe = "W5FH9CFS3YPGSCV200GE8TH6MAACPKKGEG2A5JTFSD1HZ5RYT7Q0"; - const pub_ecdhe = "FER9CRS2T8783TAANPZ134R704773XT0ZT1XPFXZJ9D4QX67ZN00"; - const priv_eddsa = "MSZ1TBKC6YQ19ZFP3NTJVKWNVGFP35BBRW8FTAQJ9Z2B96VC9P4G"; - const pub_eddsa = "Y7MKG85PBT8ZEGHF08JBVZXEV70TS0PY5Y2CMEN1WXEDN63KP1A0"; - const key_material = - "G6RA58N61K7MT3WA13Q7VRTE1FQS6H43RX9HK8Z5TGAB61601GEGX51JRHHQMNKNM2R9AVC1STSGQDRHGKWVYP584YGBCTVMMJYQF30"; - - const myEcdhePub = ecdheGetPublic(decodeCrock(priv_ecdhe)); - t.deepEqual(encodeCrock(myEcdhePub), pub_ecdhe); - - const myEddsaPub = eddsaGetPublic(decodeCrock(priv_eddsa)); - t.deepEqual(encodeCrock(myEddsaPub), pub_eddsa); - - const myKm1 = keyExchangeEddsaEcdhe( - decodeCrock(priv_eddsa), - decodeCrock(pub_ecdhe), - ); - t.deepEqual(encodeCrock(myKm1), key_material); - - const myKm2 = keyExchangeEcdheEddsa( - decodeCrock(priv_ecdhe), - decodeCrock(pub_eddsa), - ); - t.deepEqual(encodeCrock(myKm2), key_material); -}); diff --git a/packages/taler-wallet-core/src/crypto/talerCrypto.ts b/packages/taler-wallet-core/src/crypto/talerCrypto.ts deleted file mode 100644 index 71a804f98..000000000 --- a/packages/taler-wallet-core/src/crypto/talerCrypto.ts +++ /dev/null @@ -1,449 +0,0 @@ -/* - This file is part of GNU Taler - (C) 2019 GNUnet e.V. - - GNU Taler is free software; you can redistribute it and/or modify it under the - terms of the GNU General Public License as published by the Free Software - Foundation; either version 3, or (at your option) any later version. - - GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY - WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR - A PARTICULAR PURPOSE. See the GNU General Public License for more details. - - You should have received a copy of the GNU General Public License along with - GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/> - */ - -/** - * Native implementation of GNU Taler crypto. - */ - -/** - * Imports. - */ -import * as nacl from "./primitives/nacl-fast.js"; -import bigint from "big-integer"; -import { kdf } from "./primitives/kdf.js"; - -export function getRandomBytes(n: number): Uint8Array { - return nacl.randomBytes(n); -} - -const encTable = "0123456789ABCDEFGHJKMNPQRSTVWXYZ"; - -class EncodingError extends Error { - constructor() { - super("Encoding error"); - Object.setPrototypeOf(this, EncodingError.prototype); - } -} - -function getValue(chr: string): number { - let a = chr; - switch (chr) { - case "O": - case "o": - a = "0;"; - break; - case "i": - case "I": - case "l": - case "L": - a = "1"; - break; - case "u": - case "U": - a = "V"; - } - - if (a >= "0" && a <= "9") { - return a.charCodeAt(0) - "0".charCodeAt(0); - } - - if (a >= "a" && a <= "z") a = a.toUpperCase(); - let dec = 0; - if (a >= "A" && a <= "Z") { - if ("I" < a) dec++; - if ("L" < a) dec++; - if ("O" < a) dec++; - if ("U" < a) dec++; - return a.charCodeAt(0) - "A".charCodeAt(0) + 10 - dec; - } - throw new EncodingError(); -} - -export function encodeCrock(data: ArrayBuffer): string { - const dataBytes = new Uint8Array(data); - let sb = ""; - const size = data.byteLength; - let bitBuf = 0; - let numBits = 0; - let pos = 0; - while (pos < size || numBits > 0) { - if (pos < size && numBits < 5) { - const d = dataBytes[pos++]; - bitBuf = (bitBuf << 8) | d; - numBits += 8; - } - if (numBits < 5) { - // zero-padding - bitBuf = bitBuf << (5 - numBits); - numBits = 5; - } - const v = (bitBuf >>> (numBits - 5)) & 31; - sb += encTable[v]; - numBits -= 5; - } - return sb; -} - -export function decodeCrock(encoded: string): Uint8Array { - const size = encoded.length; - let bitpos = 0; - let bitbuf = 0; - let readPosition = 0; - const outLen = Math.floor((size * 5) / 8); - const out = new Uint8Array(outLen); - let outPos = 0; - - while (readPosition < size || bitpos > 0) { - if (readPosition < size) { - const v = getValue(encoded[readPosition++]); - bitbuf = (bitbuf << 5) | v; - bitpos += 5; - } - while (bitpos >= 8) { - const d = (bitbuf >>> (bitpos - 8)) & 0xff; - out[outPos++] = d; - bitpos -= 8; - } - if (readPosition == size && bitpos > 0) { - bitbuf = (bitbuf << (8 - bitpos)) & 0xff; - bitpos = bitbuf == 0 ? 0 : 8; - } - } - return out; -} - -export function eddsaGetPublic(eddsaPriv: Uint8Array): Uint8Array { - const pair = nacl.sign_keyPair_fromSeed(eddsaPriv); - return pair.publicKey; -} - -export function ecdheGetPublic(ecdhePriv: Uint8Array): Uint8Array { - return nacl.scalarMult_base(ecdhePriv); -} - -export function keyExchangeEddsaEcdhe( - eddsaPriv: Uint8Array, - ecdhePub: Uint8Array, -): Uint8Array { - const ph = nacl.hash(eddsaPriv); - const a = new Uint8Array(32); - for (let i = 0; i < 32; i++) { - a[i] = ph[i]; - } - const x = nacl.scalarMult(a, ecdhePub); - return nacl.hash(x); -} - -export function keyExchangeEcdheEddsa( - ecdhePriv: Uint8Array, - eddsaPub: Uint8Array, -): Uint8Array { - const curve25519Pub = nacl.sign_ed25519_pk_to_curve25519(eddsaPub); - const x = nacl.scalarMult(ecdhePriv, curve25519Pub); - return nacl.hash(x); -} - -interface RsaPub { - N: bigint.BigInteger; - e: bigint.BigInteger; -} - -interface RsaBlindingKey { - r: bigint.BigInteger; -} - -/** - * KDF modulo a big integer. - */ -function kdfMod( - n: bigint.BigInteger, - ikm: Uint8Array, - salt: Uint8Array, - info: Uint8Array, -): bigint.BigInteger { - const nbits = n.bitLength().toJSNumber(); - const buflen = Math.floor((nbits - 1) / 8 + 1); - const mask = (1 << (8 - (buflen * 8 - nbits))) - 1; - let counter = 0; - while (true) { - const ctx = new Uint8Array(info.byteLength + 2); - ctx.set(info, 0); - ctx[ctx.length - 2] = (counter >>> 8) & 0xff; - ctx[ctx.length - 1] = counter & 0xff; - const buf = kdf(buflen, ikm, salt, ctx); - const arr = Array.from(buf); - arr[0] = arr[0] & mask; - const r = bigint.fromArray(arr, 256, false); - if (r.lt(n)) { - return r; - } - counter++; - } -} - -// Newer versions of node have TextEncoder and TextDecoder as a global, -// just like modern browsers. -// In older versions of node or environments that do not have these -// globals, they must be polyfilled (by adding them to globa/globalThis) -// before stringToBytes or bytesToString is called the first time. - -let encoder: any; -let decoder: any; - -export function stringToBytes(s: string): Uint8Array { - if (!encoder) { - // @ts-ignore - encoder = new TextEncoder(); - } - return encoder.encode(s); -} - -export function bytesToString(b: Uint8Array): string { - if (!decoder) { - // @ts-ignore - decoder = new TextDecoder(); - } - return decoder.decode(b); -} - -function loadBigInt(arr: Uint8Array): bigint.BigInteger { - return bigint.fromArray(Array.from(arr), 256, false); -} - -function rsaBlindingKeyDerive( - rsaPub: RsaPub, - bks: Uint8Array, -): bigint.BigInteger { - const salt = stringToBytes("Blinding KDF extractor HMAC key"); - const info = stringToBytes("Blinding KDF"); - return kdfMod(rsaPub.N, bks, salt, info); -} - -/* - * Test for malicious RSA key. - * - * Assuming n is an RSA modulous and r is generated using a call to - * GNUNET_CRYPTO_kdf_mod_mpi, if gcd(r,n) != 1 then n must be a - * malicious RSA key designed to deanomize the user. - * - * @param r KDF result - * @param n RSA modulus of the public key - */ -function rsaGcdValidate(r: bigint.BigInteger, n: bigint.BigInteger): void { - const t = bigint.gcd(r, n); - if (!t.equals(bigint.one)) { - throw Error("malicious RSA public key"); - } -} - -function rsaFullDomainHash(hm: Uint8Array, rsaPub: RsaPub): bigint.BigInteger { - const info = stringToBytes("RSA-FDA FTpsW!"); - const salt = rsaPubEncode(rsaPub); - const r = kdfMod(rsaPub.N, hm, salt, info); - rsaGcdValidate(r, rsaPub.N); - return r; -} - -function rsaPubDecode(rsaPub: Uint8Array): RsaPub { - const modulusLength = (rsaPub[0] << 8) | rsaPub[1]; - const exponentLength = (rsaPub[2] << 8) | rsaPub[3]; - if (4 + exponentLength + modulusLength != rsaPub.length) { - throw Error("invalid RSA public key (format wrong)"); - } - const modulus = rsaPub.slice(4, 4 + modulusLength); - const exponent = rsaPub.slice( - 4 + modulusLength, - 4 + modulusLength + exponentLength, - ); - const res = { - N: loadBigInt(modulus), - e: loadBigInt(exponent), - }; - return res; -} - -function rsaPubEncode(rsaPub: RsaPub): Uint8Array { - const mb = rsaPub.N.toArray(256).value; - const eb = rsaPub.e.toArray(256).value; - const out = new Uint8Array(4 + mb.length + eb.length); - out[0] = (mb.length >>> 8) & 0xff; - out[1] = mb.length & 0xff; - out[2] = (eb.length >>> 8) & 0xff; - out[3] = eb.length & 0xff; - out.set(mb, 4); - out.set(eb, 4 + mb.length); - return out; -} - -export function rsaBlind( - hm: Uint8Array, - bks: Uint8Array, - rsaPubEnc: Uint8Array, -): Uint8Array { - const rsaPub = rsaPubDecode(rsaPubEnc); - const data = rsaFullDomainHash(hm, rsaPub); - const r = rsaBlindingKeyDerive(rsaPub, bks); - const r_e = r.modPow(rsaPub.e, rsaPub.N); - const bm = r_e.multiply(data).mod(rsaPub.N); - return new Uint8Array(bm.toArray(256).value); -} - -export function rsaUnblind( - sig: Uint8Array, - rsaPubEnc: Uint8Array, - bks: Uint8Array, -): Uint8Array { - const rsaPub = rsaPubDecode(rsaPubEnc); - const blinded_s = loadBigInt(sig); - const r = rsaBlindingKeyDerive(rsaPub, bks); - const r_inv = r.modInv(rsaPub.N); - const s = blinded_s.multiply(r_inv).mod(rsaPub.N); - return new Uint8Array(s.toArray(256).value); -} - -export function rsaVerify( - hm: Uint8Array, - rsaSig: Uint8Array, - rsaPubEnc: Uint8Array, -): boolean { - const rsaPub = rsaPubDecode(rsaPubEnc); - const d = rsaFullDomainHash(hm, rsaPub); - const sig = loadBigInt(rsaSig); - const sig_e = sig.modPow(rsaPub.e, rsaPub.N); - return sig_e.equals(d); -} - -export interface EddsaKeyPair { - eddsaPub: Uint8Array; - eddsaPriv: Uint8Array; -} - -export interface EcdheKeyPair { - ecdhePub: Uint8Array; - ecdhePriv: Uint8Array; -} - -export function createEddsaKeyPair(): EddsaKeyPair { - const eddsaPriv = nacl.randomBytes(32); - const eddsaPub = eddsaGetPublic(eddsaPriv); - return { eddsaPriv, eddsaPub }; -} - -export function createEcdheKeyPair(): EcdheKeyPair { - const ecdhePriv = nacl.randomBytes(32); - const ecdhePub = ecdheGetPublic(ecdhePriv); - return { ecdhePriv, ecdhePub }; -} - -export function hash(d: Uint8Array): Uint8Array { - return nacl.hash(d); -} - -export function eddsaSign(msg: Uint8Array, eddsaPriv: Uint8Array): Uint8Array { - const pair = nacl.sign_keyPair_fromSeed(eddsaPriv); - return nacl.sign_detached(msg, pair.secretKey); -} - -export function eddsaVerify( - msg: Uint8Array, - sig: Uint8Array, - eddsaPub: Uint8Array, -): boolean { - return nacl.sign_detached_verify(msg, sig, eddsaPub); -} - -export function createHashContext(): nacl.HashState { - return new nacl.HashState(); -} - -export interface FreshCoin { - coinPub: Uint8Array; - coinPriv: Uint8Array; - bks: Uint8Array; -} - -export function setupRefreshPlanchet( - secretSeed: Uint8Array, - coinNumber: number, -): FreshCoin { - const info = stringToBytes("taler-coin-derivation"); - const saltArrBuf = new ArrayBuffer(4); - const salt = new Uint8Array(saltArrBuf); - const saltDataView = new DataView(saltArrBuf); - saltDataView.setUint32(0, coinNumber); - const out = kdf(64, secretSeed, salt, info); - const coinPriv = out.slice(0, 32); - const bks = out.slice(32, 64); - return { - bks, - coinPriv, - coinPub: eddsaGetPublic(coinPriv), - }; -} - -export function setupWithdrawPlanchet( - secretSeed: Uint8Array, - coinNumber: number, -): FreshCoin { - const info = stringToBytes("taler-withdrawal-coin-derivation"); - const saltArrBuf = new ArrayBuffer(4); - const salt = new Uint8Array(saltArrBuf); - const saltDataView = new DataView(saltArrBuf); - saltDataView.setUint32(0, coinNumber); - const out = kdf(64, secretSeed, salt, info); - const coinPriv = out.slice(0, 32); - const bks = out.slice(32, 64); - return { - bks, - coinPriv, - coinPub: eddsaGetPublic(coinPriv), - }; -} - -export function setupTipPlanchet( - secretSeed: Uint8Array, - coinNumber: number, -): FreshCoin { - const info = stringToBytes("taler-tip-coin-derivation"); - const saltArrBuf = new ArrayBuffer(4); - const salt = new Uint8Array(saltArrBuf); - const saltDataView = new DataView(saltArrBuf); - saltDataView.setUint32(0, coinNumber); - const out = kdf(64, secretSeed, salt, info); - const coinPriv = out.slice(0, 32); - const bks = out.slice(32, 64); - return { - bks, - coinPriv, - coinPub: eddsaGetPublic(coinPriv), - }; -} - -export function setupRefreshTransferPub( - secretSeed: Uint8Array, - transferPubIndex: number, -): EcdheKeyPair { - const info = stringToBytes("taler-transfer-pub-derivation"); - const saltArrBuf = new ArrayBuffer(4); - const salt = new Uint8Array(saltArrBuf); - const saltDataView = new DataView(saltArrBuf); - saltDataView.setUint32(0, transferPubIndex); - const out = kdf(32, secretSeed, salt, info); - return { - ecdhePriv: out, - ecdhePub: ecdheGetPublic(out), - }; -} diff --git a/packages/taler-wallet-core/src/crypto/workers/cryptoImplementation.ts b/packages/taler-wallet-core/src/crypto/workers/cryptoImplementation.ts index 7112964db..4ca0576b0 100644 --- a/packages/taler-wallet-core/src/crypto/workers/cryptoImplementation.ts +++ b/packages/taler-wallet-core/src/crypto/workers/cryptoImplementation.ts @@ -63,9 +63,9 @@ import { setupTipPlanchet, setupWithdrawPlanchet, eddsaGetPublic, -} from "../talerCrypto.js"; -import { randomBytes } from "../primitives/nacl-fast.js"; -import { kdf } from "../primitives/kdf.js"; +} from "@gnu-taler/taler-util"; +import { randomBytes } from "@gnu-taler/taler-util"; +import { kdf } from "@gnu-taler/taler-util"; import { Timestamp, timestampTruncateToSecond } from "@gnu-taler/taler-util"; import { Logger } from "@gnu-taler/taler-util"; diff --git a/packages/taler-wallet-core/src/headless/NodeHttpLib.ts b/packages/taler-wallet-core/src/headless/NodeHttpLib.ts index 9655d363f..5a90994b1 100644 --- a/packages/taler-wallet-core/src/headless/NodeHttpLib.ts +++ b/packages/taler-wallet-core/src/headless/NodeHttpLib.ts @@ -28,8 +28,7 @@ import { import { RequestThrottler } from "../util/RequestThrottler.js"; import Axios, { AxiosResponse } from "axios"; import { OperationFailedError, makeErrorDetails } from "../errors.js"; -import { Logger } from "@gnu-taler/taler-util"; -import { bytesToString } from "../crypto/talerCrypto.js"; +import { Logger, bytesToString } from "@gnu-taler/taler-util"; import { TalerErrorCode, URL } from "@gnu-taler/taler-util"; const logger = new Logger("NodeHttpLib.ts"); @@ -83,7 +82,7 @@ export class NodeHttpLib implements HttpRequestLibrary { timeout, maxRedirects: 0, }); - } catch (e) { + } catch (e: any) { throw OperationFailedError.fromCode( TalerErrorCode.WALLET_NETWORK_ERROR, `${e.message}`, diff --git a/packages/taler-wallet-core/src/headless/helpers.ts b/packages/taler-wallet-core/src/headless/helpers.ts index 1867fab67..f2285e149 100644 --- a/packages/taler-wallet-core/src/headless/helpers.ts +++ b/packages/taler-wallet-core/src/headless/helpers.ts @@ -92,7 +92,7 @@ export async function getDefaultNodeWallet( }); const dbContent = JSON.parse(dbContentStr); myBackend.importDump(dbContent); - } catch (e) { + } catch (e: any) { const code: string = e.code; if (code === "ENOENT") { logger.trace("wallet file doesn't exist yet"); diff --git a/packages/taler-wallet-core/src/index.browser.ts b/packages/taler-wallet-core/src/index.browser.ts index d0b82d3e0..88ea52479 100644 --- a/packages/taler-wallet-core/src/index.browser.ts +++ b/packages/taler-wallet-core/src/index.browser.ts @@ -15,58 +15,3 @@ */ export * from "./index.js"; - -import { setPRNG } from './crypto/primitives/nacl-fast.js'; -// export default API; - -function cleanup(arr: Uint8Array): void { - for (let i = 0; i < arr.length; i++) arr[i] = 0; -} - -// Initialize PRNG if environment provides CSPRNG. -// If not, methods calling randombytes will throw. -// @ts-ignore-error -const cr = typeof self !== "undefined" ? self.crypto || self.msCrypto : null; - -const QUOTA = 65536; -setPRNG(function (x: Uint8Array, n: number) { - let i; - const v = new Uint8Array(n); - for (i = 0; i < n; i += QUOTA) { - cr.getRandomValues(v.subarray(i, i + Math.min(n - i, QUOTA))); - } - for (i = 0; i < n; i++) x[i] = v[i]; - cleanup(v); -}); -// function initPRNG() { -// // Initialize PRNG if environment provides CSPRNG. -// // If not, methods calling randombytes will throw. -// // @ts-ignore-error -// const cr = typeof self !== "undefined" ? self.crypto || self.msCrypto : null; -// if (cr && cr.getRandomValues) { -// // Browsers. -// const QUOTA = 65536; -// setPRNG(function (x: Uint8Array, n: number) { -// let i; -// const v = new Uint8Array(n); -// for (i = 0; i < n; i += QUOTA) { -// cr.getRandomValues(v.subarray(i, i + Math.min(n - i, QUOTA))); -// } -// for (i = 0; i < n; i++) x[i] = v[i]; -// cleanup(v); -// }); -// } else if (typeof require !== "undefined") { -// // Node.js. -// // eslint-disable-next-line @typescript-eslint/no-var-requires -// const cr = require("crypto"); -// if (cr && cr.randomBytes) { -// setPRNG(function (x: Uint8Array, n: number) { -// const v = cr.randomBytes(n); -// for (let i = 0; i < n; i++) x[i] = v[i]; -// cleanup(v); -// }); -// } -// } -// } - -// initPRNG();
\ No newline at end of file diff --git a/packages/taler-wallet-core/src/index.node.ts b/packages/taler-wallet-core/src/index.node.ts index a3be6b5f6..0860ccc26 100644 --- a/packages/taler-wallet-core/src/index.node.ts +++ b/packages/taler-wallet-core/src/index.node.ts @@ -22,22 +22,4 @@ export { getDefaultNodeWallet, DefaultNodeWalletArgs, } from "./headless/helpers.js"; - -import { setPRNG } from './crypto/primitives/nacl-fast.js'; -import cr from 'crypto'; - -function cleanup(arr: Uint8Array): void { - for (let i = 0; i < arr.length; i++) arr[i] = 0; -} - -// Initialize PRNG if environment provides CSPRNG. -// If not, methods calling randombytes will throw. -if (cr && cr.randomBytes) { - setPRNG(function (x: Uint8Array, n: number) { - const v = cr.randomBytes(n); - for (let i = 0; i < n; i++) x[i] = v[i]; - cleanup(v); - }); -} - export * from "./crypto/workers/nodeThreadWorker.js"; diff --git a/packages/taler-wallet-core/src/index.ts b/packages/taler-wallet-core/src/index.ts index 035edc76b..0b360a248 100644 --- a/packages/taler-wallet-core/src/index.ts +++ b/packages/taler-wallet-core/src/index.ts @@ -36,7 +36,6 @@ export * from "./db-utils.js"; export { CryptoImplementation } from "./crypto/workers/cryptoImplementation.js"; export type { CryptoWorker } from "./crypto/workers/cryptoWorker.js"; export { CryptoWorkerFactory, CryptoApi } from "./crypto/workers/cryptoApi.js"; -export * from "./crypto/talerCrypto.js"; export * from "./pending-types.js"; diff --git a/packages/taler-wallet-core/src/operations/backup/export.ts b/packages/taler-wallet-core/src/operations/backup/export.ts index 0410ab3af..a66bc2e84 100644 --- a/packages/taler-wallet-core/src/operations/backup/export.ts +++ b/packages/taler-wallet-core/src/operations/backup/export.ts @@ -53,14 +53,12 @@ import { Logger, timestampToIsoString, WalletBackupContentV1, -} from "@gnu-taler/taler-util"; -import { InternalWalletState } from "../../common.js"; -import { hash } from "../../crypto/primitives/nacl-fast.js"; -import { + hash, encodeCrock, getRandomBytes, stringToBytes, -} from "../../crypto/talerCrypto.js"; +} from "@gnu-taler/taler-util"; +import { InternalWalletState } from "../../common.js"; import { AbortStatus, CoinSourceType, diff --git a/packages/taler-wallet-core/src/operations/backup/index.ts b/packages/taler-wallet-core/src/operations/backup/index.ts index b3b98fe1b..913ffcb2e 100644 --- a/packages/taler-wallet-core/src/operations/backup/index.ts +++ b/packages/taler-wallet-core/src/operations/backup/index.ts @@ -55,11 +55,11 @@ import { } from "@gnu-taler/taler-util"; import { gunzipSync, gzipSync } from "fflate"; import { InternalWalletState } from "../../common.js"; -import { kdf } from "../../crypto/primitives/kdf.js"; +import { kdf } from "@gnu-taler/taler-util"; import { secretbox, secretbox_open, -} from "../../crypto/primitives/nacl-fast.js"; +} from "@gnu-taler/taler-util"; import { bytesToString, decodeCrock, @@ -70,7 +70,7 @@ import { hash, rsaBlind, stringToBytes, -} from "../../crypto/talerCrypto.js"; +} from "@gnu-taler/taler-util"; import { CryptoApi } from "../../crypto/workers/cryptoApi.js"; import { BackupProviderRecord, diff --git a/packages/taler-wallet-core/src/operations/backup/state.ts b/packages/taler-wallet-core/src/operations/backup/state.ts index 3a7311d14..dc89c3d99 100644 --- a/packages/taler-wallet-core/src/operations/backup/state.ts +++ b/packages/taler-wallet-core/src/operations/backup/state.ts @@ -14,7 +14,7 @@ GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/> */ -import { encodeCrock, getRandomBytes } from "../../crypto/talerCrypto.js"; +import { encodeCrock, getRandomBytes } from "@gnu-taler/taler-util"; import { ConfigRecord, WalletBackupConfState, diff --git a/packages/taler-wallet-core/src/operations/deposits.ts b/packages/taler-wallet-core/src/operations/deposits.ts index c6c80ce9f..740242050 100644 --- a/packages/taler-wallet-core/src/operations/deposits.ts +++ b/packages/taler-wallet-core/src/operations/deposits.ts @@ -39,12 +39,12 @@ import { URL, } from "@gnu-taler/taler-util"; import { InternalWalletState } from "../common.js"; -import { kdf } from "../crypto/primitives/kdf.js"; +import { kdf } from "@gnu-taler/taler-util"; import { encodeCrock, getRandomBytes, stringToBytes, -} from "../crypto/talerCrypto.js"; +} from "@gnu-taler/taler-util"; import { DepositGroupRecord } from "../db.js"; import { guardOperationException } from "../errors.js"; import { selectPayCoins } from "../util/coinSelection.js"; diff --git a/packages/taler-wallet-core/src/operations/exchanges.ts b/packages/taler-wallet-core/src/operations/exchanges.ts index 9cd20c673..fc776c81f 100644 --- a/packages/taler-wallet-core/src/operations/exchanges.ts +++ b/packages/taler-wallet-core/src/operations/exchanges.ts @@ -40,7 +40,7 @@ import { TalerErrorDetails, Timestamp, } from "@gnu-taler/taler-util"; -import { decodeCrock, encodeCrock, hash } from "../crypto/talerCrypto.js"; +import { decodeCrock, encodeCrock, hash } from "@gnu-taler/taler-util"; import { CryptoApi } from "../crypto/workers/cryptoApi.js"; import { DenominationRecord, diff --git a/packages/taler-wallet-core/src/operations/pay.ts b/packages/taler-wallet-core/src/operations/pay.ts index 91268400a..079ffcd9a 100644 --- a/packages/taler-wallet-core/src/operations/pay.ts +++ b/packages/taler-wallet-core/src/operations/pay.ts @@ -54,7 +54,7 @@ import { URL, getDurationRemaining, } from "@gnu-taler/taler-util"; -import { encodeCrock, getRandomBytes } from "../crypto/talerCrypto.js"; +import { encodeCrock, getRandomBytes } from "@gnu-taler/taler-util"; import { PayCoinSelection, CoinCandidateSelection, diff --git a/packages/taler-wallet-core/src/operations/recoup.ts b/packages/taler-wallet-core/src/operations/recoup.ts index 634469923..b1f46e4ba 100644 --- a/packages/taler-wallet-core/src/operations/recoup.ts +++ b/packages/taler-wallet-core/src/operations/recoup.ts @@ -32,7 +32,7 @@ import { RefreshReason, TalerErrorDetails, } from "@gnu-taler/taler-util"; -import { encodeCrock, getRandomBytes } from "../crypto/talerCrypto.js"; +import { encodeCrock, getRandomBytes } from "@gnu-taler/taler-util"; import { CoinRecord, CoinSourceType, diff --git a/packages/taler-wallet-core/src/operations/refresh.ts b/packages/taler-wallet-core/src/operations/refresh.ts index a7b64f5d3..85de813dc 100644 --- a/packages/taler-wallet-core/src/operations/refresh.ts +++ b/packages/taler-wallet-core/src/operations/refresh.ts @@ -14,7 +14,7 @@ GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/> */ -import { encodeCrock, getRandomBytes } from "../crypto/talerCrypto.js"; +import { encodeCrock, getRandomBytes } from "@gnu-taler/taler-util"; import { CoinRecord, CoinSourceType, diff --git a/packages/taler-wallet-core/src/operations/reserves.ts b/packages/taler-wallet-core/src/operations/reserves.ts index 4cbb9b9b5..4b5862bef 100644 --- a/packages/taler-wallet-core/src/operations/reserves.ts +++ b/packages/taler-wallet-core/src/operations/reserves.ts @@ -32,7 +32,7 @@ import { TalerErrorCode, addPaytoQueryParams, } from "@gnu-taler/taler-util"; -import { randomBytes } from "../crypto/primitives/nacl-fast.js"; +import { randomBytes } from "@gnu-taler/taler-util"; import { ReserveRecordStatus, ReserveBankInfo, @@ -63,7 +63,7 @@ import { processWithdrawGroup, getBankWithdrawalInfo, } from "./withdraw.js"; -import { encodeCrock, getRandomBytes } from "../crypto/talerCrypto.js"; +import { encodeCrock, getRandomBytes } from "@gnu-taler/taler-util"; import { Logger, URL } from "@gnu-taler/taler-util"; import { readSuccessResponseJsonOrErrorCode, diff --git a/packages/taler-wallet-core/src/operations/tip.ts b/packages/taler-wallet-core/src/operations/tip.ts index 29eeb8d59..a90e5270f 100644 --- a/packages/taler-wallet-core/src/operations/tip.ts +++ b/packages/taler-wallet-core/src/operations/tip.ts @@ -55,7 +55,7 @@ import { getHttpResponseErrorDetails, readSuccessResponseJsonOrThrow, } from "../util/http.js"; -import { encodeCrock, getRandomBytes } from "../crypto/talerCrypto.js"; +import { encodeCrock, getRandomBytes } from "@gnu-taler/taler-util"; const logger = new Logger("operations/tip.ts"); diff --git a/packages/taler-wallet-core/src/util/contractTerms.ts b/packages/taler-wallet-core/src/util/contractTerms.ts index e52802441..652ef707d 100644 --- a/packages/taler-wallet-core/src/util/contractTerms.ts +++ b/packages/taler-wallet-core/src/util/contractTerms.ts @@ -15,14 +15,14 @@ */ import { canonicalJson } from "@gnu-taler/taler-util"; -import { kdf } from "../crypto/primitives/kdf.js"; +import { kdf } from "@gnu-taler/taler-util"; import { decodeCrock, encodeCrock, getRandomBytes, hash, stringToBytes, -} from "../crypto/talerCrypto.js"; +} from "@gnu-taler/taler-util"; export namespace ContractTermsUtil { export type PathPredicate = (path: string[]) => boolean; diff --git a/packages/taler-wallet-core/src/util/http.ts b/packages/taler-wallet-core/src/util/http.ts index e056ffcee..d01f2ee42 100644 --- a/packages/taler-wallet-core/src/util/http.ts +++ b/packages/taler-wallet-core/src/util/http.ts @@ -198,7 +198,7 @@ export async function readSuccessResponseJsonOrErrorCode<T>( let parsedResponse: T; try { parsedResponse = codec.decode(respJson); - } catch (e) { + } catch (e: any) { throw OperationFailedError.fromCode( TalerErrorCode.WALLET_RECEIVED_MALFORMED_RESPONSE, "Response invalid", |