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-rw-r--r--src/crypto/primitives/nacl-fast.ts1362
1 files changed, 98 insertions, 1264 deletions
diff --git a/src/crypto/primitives/nacl-fast.ts b/src/crypto/primitives/nacl-fast.ts
index 1defe1ad0..8d4aaeb63 100644
--- a/src/crypto/primitives/nacl-fast.ts
+++ b/src/crypto/primitives/nacl-fast.ts
@@ -5,7 +5,7 @@
// Implementation derived from TweetNaCl version 20140427.
// See for details: http://tweetnacl.cr.yp.to/
-const gf = function (init: number[] = []) {
+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;
@@ -16,7 +16,6 @@ let randombytes = function (x: Uint8Array, n: number): void {
throw new Error("no PRNG");
};
-const _0 = new Uint8Array(16);
const _9 = new Uint8Array(32);
_9[0] = 9;
@@ -115,7 +114,7 @@ const I = gf([
0x2b83,
]);
-function ts64(x: Uint8Array, i: number, h: number, l: number) {
+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;
@@ -126,20 +125,17 @@ function ts64(x: Uint8Array, i: number, h: number, l: number) {
x[i + 7] = l & 0xff;
}
-function vn(x: Uint8Array, xi: number, y: Uint8Array, yi: number, n: 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(
+function vn(
x: Uint8Array,
xi: number,
y: Uint8Array,
yi: number,
-) {
- return vn(x, xi, y, yi, 16);
+ 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_32(
@@ -147,1014 +143,16 @@ function crypto_verify_32(
xi: number,
y: Uint8Array,
yi: number,
-) {
+): number {
return vn(x, xi, y, yi, 32);
}
-// prettier-ignore
-function core_salsa20(o: Uint8Array, p: Uint8Array, k: Uint8Array, c: Uint8Array) {
- const 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;
-
- let 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 (let 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,
-) {
- const 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);
-
- let 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 (let 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;
-}
-
-function crypto_core_salsa20(
- out: Uint8Array,
- inp: Uint8Array,
- k: Uint8Array,
- c: Uint8Array,
-) {
- core_salsa20(out, inp, k, c);
-}
-
-function crypto_core_hsalsa20(
- out: Uint8Array,
- inp: Uint8Array,
- k: Uint8Array,
- c: Uint8Array,
-) {
- core_hsalsa20(out, inp, k, c);
-}
-
-const 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,
-) {
- const z = new Uint8Array(16),
- x = new Uint8Array(64);
- let u, i;
- for (i = 0; i < 16; i++) z[i] = 0;
- for (i = 0; i < 8; i++) z[i] = n[i];
- while (b >= 64) {
- crypto_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) {
- crypto_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,
-) {
- const z = new Uint8Array(16),
- x = new Uint8Array(64);
- let u, i;
- for (i = 0; i < 16; i++) z[i] = 0;
- for (i = 0; i < 8; i++) z[i] = n[i];
- while (b >= 64) {
- crypto_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) {
- crypto_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,
-) {
- const s = new Uint8Array(32);
- crypto_core_hsalsa20(s, n, k, sigma);
- const sn = new Uint8Array(8);
- for (let 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,
-) {
- const s = new Uint8Array(32);
- crypto_core_hsalsa20(s, n, k, sigma);
- const sn = new Uint8Array(8);
- for (let 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) {
- let 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) {
- const hibit = this.fin ? 0 : 1 << 11;
- let t0, t1, t2, t3, t4, t5, t6, t7, c;
- let d0, d1, d2, d3, d4, d5, d6, d7, d8, d9;
-
- let 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];
-
- const 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) {
- const g = new Uint16Array(10);
- let 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, want;
-
- 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: Uint8Array,
- mpos: number,
- n: number,
- k: Uint8Array,
-) {
- const s = new poly1305(k);
- s.update(m, mpos, n);
- s.finish(out, outpos);
- return 0;
-}
-
-function crypto_onetimeauth_verify(
- h: Uint8Array,
- hpos: number,
- m: Uint8Array,
- mpos: number,
- n: number,
- k: Uint8Array,
-) {
- const 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,
-) {
- let 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,
-) {
- let i;
- const 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) {
+function set25519(r: Float64Array, a: Float64Array): void {
let i;
for (i = 0; i < 16; i++) r[i] = a[i] | 0;
}
-function car25519(o: Float64Array) {
+function car25519(o: Float64Array): void {
let i,
v,
c = 1;
@@ -1166,9 +164,9 @@ function car25519(o: Float64Array) {
o[0] += c - 1 + 37 * (c - 1);
}
-function sel25519(p: Float64Array, q: Float64Array, b: number) {
- let t,
- c = ~(b - 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;
@@ -1176,7 +174,7 @@ function sel25519(p: Float64Array, q: Float64Array, b: number) {
}
}
-function pack25519(o: Uint8Array, n: Float64Array) {
+function pack25519(o: Uint8Array, n: Float64Array): void {
let i, j, b;
const m = gf(),
t = gf();
@@ -1201,7 +199,7 @@ function pack25519(o: Uint8Array, n: Float64Array) {
}
}
-function neq25519(a: Float64Array, b: Float64Array) {
+function neq25519(a: Float64Array, b: Float64Array): number {
const c = new Uint8Array(32),
d = new Uint8Array(32);
pack25519(c, a);
@@ -1209,27 +207,27 @@ function neq25519(a: Float64Array, b: Float64Array) {
return crypto_verify_32(c, 0, d, 0);
}
-function par25519(a: Float64Array) {
+function par25519(a: Float64Array): number {
const d = new Uint8Array(32);
pack25519(d, a);
return d[0] & 1;
}
-function unpack25519(o: Float64Array, n: Uint8Array) {
+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) {
+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) {
+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) {
+function M(o: Float64Array, a: Float64Array, b: Float64Array): void {
let v,
c,
t0 = 0,
@@ -1262,8 +260,8 @@ function M(o: Float64Array, a: Float64Array, b: Float64Array) {
t27 = 0,
t28 = 0,
t29 = 0,
- t30 = 0,
- b0 = b[0],
+ t30 = 0;
+ const b0 = b[0],
b1 = b[1],
b2 = b[2],
b3 = b[3],
@@ -1692,11 +690,11 @@ function M(o: Float64Array, a: Float64Array, b: Float64Array) {
o[15] = t15;
}
-function S(o: Float64Array, a: Float64Array) {
+function S(o: Float64Array, a: Float64Array): void {
M(o, a, a);
}
-function inv25519(o: Float64Array, i: Float64Array) {
+function inv25519(o: Float64Array, i: Float64Array): void {
const c = gf();
let a;
for (a = 0; a < 16; a++) c[a] = i[a];
@@ -1707,7 +705,7 @@ function inv25519(o: Float64Array, i: Float64Array) {
for (a = 0; a < 16; a++) o[a] = c[a];
}
-function pow2523(o: Float64Array, i: Float64Array) {
+function pow2523(o: Float64Array, i: Float64Array): void {
const c = gf();
let a;
for (a = 0; a < 16; a++) c[a] = i[a];
@@ -1718,11 +716,15 @@ function pow2523(o: Float64Array, i: Float64Array) {
for (a = 0; a < 16; a++) o[a] = c[a];
}
-function crypto_scalarmult(q: Uint8Array, n: Uint8Array, p: Uint8Array) {
+function crypto_scalarmult(
+ q: Uint8Array,
+ n: Uint8Array,
+ p: Uint8Array,
+): number {
const z = new Uint8Array(32);
- let x = new Float64Array(80),
- r,
- i;
+ const x = new Float64Array(80);
+ let r;
+ let i;
const a = gf(),
b = gf(),
c = gf(),
@@ -1777,50 +779,10 @@ function crypto_scalarmult(q: Uint8Array, n: Uint8Array, p: Uint8Array) {
return 0;
}
-function crypto_scalarmult_base(q: Uint8Array, n: Uint8Array) {
+function crypto_scalarmult_base(q: Uint8Array, n: Uint8Array): number {
return crypto_scalarmult(q, n, _9);
}
-function crypto_box_keypair(y: Uint8Array, x: Uint8Array) {
- randombytes(x, 32);
- return crypto_scalarmult_base(y, x);
-}
-
-function crypto_box_beforenm(k: Uint8Array, y: Uint8Array, x: Uint8Array) {
- const s = new Uint8Array(32);
- crypto_scalarmult(s, x, y);
- return crypto_core_hsalsa20(k, _0, s, sigma);
-}
-
-const crypto_box_afternm = crypto_secretbox;
-const crypto_box_open_afternm = crypto_secretbox_open;
-
-function crypto_box(
- c: Uint8Array,
- m: Uint8Array,
- d: number,
- n: Uint8Array,
- y: Uint8Array,
- x: Uint8Array,
-) {
- const k = new Uint8Array(32);
- crypto_box_beforenm(k, y, x);
- return crypto_box_afternm(c, m, d, n, k);
-}
-
-function crypto_box_open(
- m: Uint8Array,
- c: Uint8Array,
- d: number,
- n: Uint8Array,
- y: Uint8Array,
- x: Uint8Array,
-) {
- const k = new Uint8Array(32);
- crypto_box_beforenm(k, y, x);
- return crypto_box_open_afternm(m, c, d, n, k);
-}
-
// prettier-ignore
const K = [
0x428a2f98, 0xd728ae22, 0x71374491, 0x23ef65cd,
@@ -1870,10 +832,10 @@ function crypto_hashblocks_hl(
hl: Int32Array,
m: Uint8Array,
n: number,
-) {
- let wh = new Int32Array(16),
- wl = new Int32Array(16),
- bh0,
+): number {
+ const wh = new Int32Array(16),
+ wl = new Int32Array(16);
+ let bh0,
bh1,
bh2,
bh3,
@@ -2338,7 +1300,7 @@ function crypto_hashblocks_hl(
return n;
}
-function crypto_hash(out: Uint8Array, m: Uint8Array, n: number) {
+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);
@@ -2450,7 +1412,7 @@ export class HashState {
}
}
-function add(p: Float64Array[], q: Float64Array[]) {
+function add(p: Float64Array[], q: Float64Array[]): void {
const a = gf(),
b = gf(),
c = gf(),
@@ -2482,14 +1444,14 @@ function add(p: Float64Array[], q: Float64Array[]) {
M(p[3], e, h);
}
-function cswap(p: Float64Array[], q: Float64Array[], b: number) {
+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[]) {
+function pack(r: Uint8Array, p: Float64Array[]): void {
const tx = gf(),
ty = gf(),
zi = gf();
@@ -2500,7 +1462,7 @@ function pack(r: Uint8Array, p: Float64Array[]) {
r[31] ^= par25519(tx) << 7;
}
-function scalarmult(p: Float64Array[], q: Float64Array[], s: Uint8Array) {
+function scalarmult(p: Float64Array[], q: Float64Array[], s: Uint8Array): void {
let b, i;
set25519(p[0], gf0);
set25519(p[1], gf1);
@@ -2515,7 +1477,7 @@ function scalarmult(p: Float64Array[], q: Float64Array[], s: Uint8Array) {
}
}
-function scalarbase(p: Float64Array[], s: Uint8Array) {
+function scalarbase(p: Float64Array[], s: Uint8Array): void {
const q = [gf(), gf(), gf(), gf()];
set25519(q[0], X);
set25519(q[1], Y);
@@ -2580,7 +1542,7 @@ const L = new Float64Array([
0x10,
]);
-function modL(r: Uint8Array, x: Float64Array) {
+function modL(r: Uint8Array, x: Float64Array): void {
let carry, i, j, k;
for (i = 63; i >= 32; --i) {
carry = 0;
@@ -2605,7 +1567,7 @@ function modL(r: Uint8Array, x: Float64Array) {
}
}
-function reduce(r: Uint8Array) {
+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;
@@ -2613,13 +1575,17 @@ function reduce(r: Uint8Array) {
}
// Note: difference from C - smlen returned, not passed as argument.
-function crypto_sign(sm: Uint8Array, m: Uint8Array, n: number, sk: Uint8Array) {
+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,
- x = new Float64Array(64);
+ let i, j;
+ const x = new Float64Array(64);
const p = [gf(), gf(), gf(), gf()];
crypto_hash(d, sk, 32);
@@ -2652,7 +1618,7 @@ function crypto_sign(sm: Uint8Array, m: Uint8Array, n: number, sk: Uint8Array) {
return smlen;
}
-function unpackneg(r: Float64Array[], p: Uint8Array) {
+function unpackneg(r: Float64Array[], p: Uint8Array): number {
const t = gf();
const chk = gf();
const num = gf();
@@ -2699,7 +1665,7 @@ function crypto_sign_open(
sm: Uint8Array,
n: number,
pk: Uint8Array,
-) {
+): number {
let i, mlen;
const t = new Uint8Array(32),
h = new Uint8Array(64);
@@ -2732,131 +1698,34 @@ function crypto_sign_open(
return mlen;
}
-const crypto_secretbox_KEYBYTES = 32,
- crypto_secretbox_NONCEBYTES = 24,
- crypto_secretbox_ZEROBYTES = 32,
- crypto_secretbox_BOXZEROBYTES = 16,
- crypto_scalarmult_BYTES = 32,
+const crypto_scalarmult_BYTES = 32,
crypto_scalarmult_SCALARBYTES = 32,
- crypto_box_PUBLICKEYBYTES = 32,
- crypto_box_SECRETKEYBYTES = 32,
- crypto_box_BEFORENMBYTES = 32,
- crypto_box_NONCEBYTES = crypto_secretbox_NONCEBYTES,
- crypto_box_ZEROBYTES = crypto_secretbox_ZEROBYTES,
- crypto_box_BOXZEROBYTES = crypto_secretbox_BOXZEROBYTES,
crypto_sign_BYTES = 64,
crypto_sign_PUBLICKEYBYTES = 32,
crypto_sign_SECRETKEYBYTES = 64,
crypto_sign_SEEDBYTES = 32,
crypto_hash_BYTES = 64;
-const lowlevel = {
- crypto_core_hsalsa20: crypto_core_hsalsa20,
- crypto_stream_xor: crypto_stream_xor,
- crypto_stream: crypto_stream,
- crypto_stream_salsa20_xor: crypto_stream_salsa20_xor,
- crypto_stream_salsa20: crypto_stream_salsa20,
- crypto_onetimeauth: crypto_onetimeauth,
- crypto_onetimeauth_verify: crypto_onetimeauth_verify,
- crypto_verify_16: crypto_verify_16,
- crypto_verify_32: crypto_verify_32,
- crypto_secretbox: crypto_secretbox,
- crypto_secretbox_open: crypto_secretbox_open,
- crypto_scalarmult: crypto_scalarmult,
- crypto_scalarmult_base: crypto_scalarmult_base,
- crypto_box_beforenm: crypto_box_beforenm,
- crypto_box_afternm: crypto_box_afternm,
- crypto_box: crypto_box,
- crypto_box_open: crypto_box_open,
- crypto_box_keypair: crypto_box_keypair,
- crypto_hash: crypto_hash,
- crypto_sign: crypto_sign,
- crypto_sign_keypair: crypto_sign_keypair,
- crypto_sign_open: crypto_sign_open,
-
- crypto_secretbox_KEYBYTES: crypto_secretbox_KEYBYTES,
- crypto_secretbox_NONCEBYTES: crypto_secretbox_NONCEBYTES,
- crypto_secretbox_ZEROBYTES: crypto_secretbox_ZEROBYTES,
- crypto_secretbox_BOXZEROBYTES: crypto_secretbox_BOXZEROBYTES,
- crypto_scalarmult_BYTES: crypto_scalarmult_BYTES,
- crypto_scalarmult_SCALARBYTES: crypto_scalarmult_SCALARBYTES,
- crypto_box_PUBLICKEYBYTES: crypto_box_PUBLICKEYBYTES,
- crypto_box_SECRETKEYBYTES: crypto_box_SECRETKEYBYTES,
- crypto_box_BEFORENMBYTES: crypto_box_BEFORENMBYTES,
- crypto_box_NONCEBYTES: crypto_box_NONCEBYTES,
- crypto_box_ZEROBYTES: crypto_box_ZEROBYTES,
- crypto_box_BOXZEROBYTES: crypto_box_BOXZEROBYTES,
- crypto_sign_BYTES: crypto_sign_BYTES,
- crypto_sign_PUBLICKEYBYTES: crypto_sign_PUBLICKEYBYTES,
- crypto_sign_SECRETKEYBYTES: crypto_sign_SECRETKEYBYTES,
- crypto_sign_SEEDBYTES: crypto_sign_SEEDBYTES,
- crypto_hash_BYTES: crypto_hash_BYTES,
-};
-
/* 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 checkBoxLengths(pk: Uint8Array, sk: Uint8Array) {
- if (pk.length !== crypto_box_PUBLICKEYBYTES)
- throw new Error("bad public key size");
- if (sk.length !== crypto_box_SECRETKEYBYTES)
- throw new Error("bad secret key size");
-}
-
-function checkArrayTypes(...args: Uint8Array[]) {
+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");
}
}
-function cleanup(arr: Uint8Array) {
+function cleanup(arr: Uint8Array): void {
for (let i = 0; i < arr.length; i++) arr[i] = 0;
}
-export function randomBytes(n: number) {
+export function randomBytes(n: number): Uint8Array {
const b = new Uint8Array(n);
randombytes(b, n);
return b;
}
-export function secretbox(msg: Uint8Array, nonce: Uint8Array, key: Uint8Array) {
- checkArrayTypes(msg, nonce, key);
- checkLengths(key, nonce);
- const m = new Uint8Array(crypto_secretbox_ZEROBYTES + msg.length);
- const c = new Uint8Array(m.length);
- for (let 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,
-) {
- checkArrayTypes(box, nonce, key);
- checkLengths(key, nonce);
- const c = new Uint8Array(crypto_secretbox_BOXZEROBYTES + box.length);
- const m = new Uint8Array(c.length);
- for (let i = 0; i < box.length; i++)
- c[i + crypto_secretbox_BOXZEROBYTES] = box[i];
- if (c.length < 32) return null;
- if (crypto_secretbox_open(m, c, c.length, nonce, key) !== 0) return null;
- return m.subarray(crypto_secretbox_ZEROBYTES);
-}
-
-export const secretbox_keyLength = crypto_secretbox_KEYBYTES;
-export const secretbox_nonceLength = crypto_secretbox_NONCEBYTES;
-export const secretbox_overheadLength = crypto_secretbox_BOXZEROBYTES;
-
-export function scalarMult(n: Uint8Array, p: Uint8Array) {
+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");
@@ -2865,7 +1734,7 @@ export function scalarMult(n: Uint8Array, p: Uint8Array) {
return q;
}
-export function scalarMult_base(n: Uint8Array) {
+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);
@@ -2876,61 +1745,7 @@ export function scalarMult_base(n: Uint8Array) {
export const scalarMult_scalarLength = crypto_scalarmult_SCALARBYTES;
export const scalarMult_groupElementLength = crypto_scalarmult_BYTES;
-export function box(
- msg: Uint8Array,
- nonce: Uint8Array,
- publicKey: Uint8Array,
- secretKey: Uint8Array,
-) {
- const k = box_before(publicKey, secretKey);
- return secretbox(msg, nonce, k);
-}
-
-export function box_before(publicKey: Uint8Array, secretKey: Uint8Array) {
- checkArrayTypes(publicKey, secretKey);
- checkBoxLengths(publicKey, secretKey);
- const k = new Uint8Array(crypto_box_BEFORENMBYTES);
- crypto_box_beforenm(k, publicKey, secretKey);
- return k;
-}
-
-export const box_after = secretbox;
-
-export function box_open(
- msg: Uint8Array,
- nonce: Uint8Array,
- publicKey: Uint8Array,
- secretKey: Uint8Array,
-) {
- const k = box_before(publicKey, secretKey);
- return secretbox_open(msg, nonce, k);
-}
-
-export const box_open_after = secretbox_open;
-
-export function box_keyPair() {
- const pk = new Uint8Array(crypto_box_PUBLICKEYBYTES);
- const sk = new Uint8Array(crypto_box_SECRETKEYBYTES);
- crypto_box_keypair(pk, sk);
- return { publicKey: pk, secretKey: sk };
-}
-
-export function box_keyPair_fromSecretKey(secretKey: Uint8Array) {
- checkArrayTypes(secretKey);
- if (secretKey.length !== crypto_box_SECRETKEYBYTES)
- throw new Error("bad secret key size");
- const pk = new Uint8Array(crypto_box_PUBLICKEYBYTES);
- crypto_scalarmult_base(pk, secretKey);
- return { publicKey: pk, secretKey: new Uint8Array(secretKey) };
-}
-
-export const box_publicKeyLength = crypto_box_PUBLICKEYBYTES;
-export const box_secretKeyLength = crypto_box_SECRETKEYBYTES;
-export const box_sharedKeyLength = crypto_box_BEFORENMBYTES;
-export const box_nonceLength = crypto_box_NONCEBYTES;
-export const box_overheadLength = secretbox_overheadLength;
-
-export function sign(msg: Uint8Array, secretKey: Uint8Array) {
+export function sign(msg: Uint8Array, secretKey: Uint8Array): Uint8Array {
checkArrayTypes(msg, secretKey);
if (secretKey.length !== crypto_sign_SECRETKEYBYTES)
throw new Error("bad secret key size");
@@ -2939,7 +1754,10 @@ export function sign(msg: Uint8Array, secretKey: Uint8Array) {
return signedMsg;
}
-export function sign_open(signedMsg: Uint8Array, publicKey: Uint8Array) {
+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");
@@ -2951,7 +1769,10 @@ export function sign_open(signedMsg: Uint8Array, publicKey: Uint8Array) {
return m;
}
-export function sign_detached(msg: Uint8Array, secretKey: Uint8Array) {
+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];
@@ -2962,7 +1783,7 @@ 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)
@@ -2975,7 +1796,10 @@ export function sign_detached_verify(
return crypto_sign_open(m, sm, sm.length, publicKey) >= 0;
}
-export function sign_keyPair() {
+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);
@@ -3005,7 +1829,12 @@ export function x25519_edwards_keyPair_fromSecretKey(
return pk;
}
-export function sign_keyPair_fromSecretKey(secretKey: Uint8Array) {
+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");
@@ -3014,7 +1843,12 @@ export function sign_keyPair_fromSecretKey(secretKey: Uint8Array) {
return { publicKey: pk, secretKey: new Uint8Array(secretKey) };
}
-export function sign_keyPair_fromSeed(seed: Uint8Array) {
+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);
@@ -3029,7 +1863,7 @@ 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) {
+export function hash(msg: Uint8Array): Uint8Array {
checkArrayTypes(msg);
const h = new Uint8Array(crypto_hash_BYTES);
crypto_hash(h, msg, msg.length);
@@ -3038,7 +1872,7 @@ export function hash(msg: Uint8Array) {
export const hash_hashLength = crypto_hash_BYTES;
-export function verify(x: Uint8Array, y: Uint8Array) {
+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;
@@ -3046,7 +1880,7 @@ export function verify(x: Uint8Array, y: Uint8Array) {
return vn(x, 0, y, 0, x.length) === 0 ? true : false;
}
-export function setPRNG(fn: (x: Uint8Array, n: number) => void) {
+export function setPRNG(fn: (x: Uint8Array, n: number) => void): void {
randombytes = fn;
}
@@ -3084,8 +1918,8 @@ export function sign_ed25519_pk_to_curve25519(
// Browsers.
const QUOTA = 65536;
setPRNG(function (x: Uint8Array, n: number) {
- let i,
- v = new Uint8Array(n);
+ 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)));
}
@@ -3094,12 +1928,12 @@ export function sign_ed25519_pk_to_curve25519(
});
} 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) {
- let i,
- v = cr.randomBytes(n);
- for (i = 0; i < n; i++) x[i] = v[i];
+ const v = cr.randomBytes(n);
+ for (let i = 0; i < n; i++) x[i] = v[i];
cleanup(v);
});
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-23 09:19:25 +0000