Beta 7 with some repo names changed.

Client/node_modules/keccak/bindings.js

@@ -0,0 +1 @@
+module.exports = require('./lib/api')(require('node-gyp-build')(__dirname))

Client/node_modules/keccak/index.js

@@ -0,0 +1,5 @@
+try {
+  module.exports = require('./bindings')
+} catch (err) {
+  module.exports = require('./js')
+}

Client/node_modules/keccak/js.js

@@ -0,0 +1 @@
+module.exports = require('./lib/api')(require('./lib/keccak'))

Client/node_modules/keccak/lib/api/index.js

@@ -0,0 +1,27 @@
+const createKeccak = require('./keccak')
+const createShake = require('./shake')
+
+module.exports = function (KeccakState) {
+  const Keccak = createKeccak(KeccakState)
+  const Shake = createShake(KeccakState)
+
+  return function (algorithm, options) {
+    const hash = typeof algorithm === 'string' ? algorithm.toLowerCase() : algorithm
+    switch (hash) {
+      case 'keccak224': return new Keccak(1152, 448, null, 224, options)
+      case 'keccak256': return new Keccak(1088, 512, null, 256, options)
+      case 'keccak384': return new Keccak(832, 768, null, 384, options)
+      case 'keccak512': return new Keccak(576, 1024, null, 512, options)
+
+      case 'sha3-224': return new Keccak(1152, 448, 0x06, 224, options)
+      case 'sha3-256': return new Keccak(1088, 512, 0x06, 256, options)
+      case 'sha3-384': return new Keccak(832, 768, 0x06, 384, options)
+      case 'sha3-512': return new Keccak(576, 1024, 0x06, 512, options)
+
+      case 'shake128': return new Shake(1344, 256, 0x1f, options)
+      case 'shake256': return new Shake(1088, 512, 0x1f, options)
+
+      default: throw new Error('Invald algorithm: ' + algorithm)
+    }
+  }
+}

Client/node_modules/keccak/lib/api/keccak.js

@@ -0,0 +1,77 @@
+const { Transform } = require('stream')
+
+module.exports = (KeccakState) => class Keccak extends Transform {
+  constructor (rate, capacity, delimitedSuffix, hashBitLength, options) {
+    super(options)
+
+    this._rate = rate
+    this._capacity = capacity
+    this._delimitedSuffix = delimitedSuffix
+    this._hashBitLength = hashBitLength
+    this._options = options
+
+    this._state = new KeccakState()
+    this._state.initialize(rate, capacity)
+    this._finalized = false
+  }
+
+  _transform (chunk, encoding, callback) {
+    let error = null
+    try {
+      this.update(chunk, encoding)
+    } catch (err) {
+      error = err
+    }
+
+    callback(error)
+  }
+
+  _flush (callback) {
+    let error = null
+    try {
+      this.push(this.digest())
+    } catch (err) {
+      error = err
+    }
+
+    callback(error)
+  }
+
+  update (data, encoding) {
+    if (!Buffer.isBuffer(data) && typeof data !== 'string') throw new TypeError('Data must be a string or a buffer')
+    if (this._finalized) throw new Error('Digest already called')
+    if (!Buffer.isBuffer(data)) data = Buffer.from(data, encoding)
+
+    this._state.absorb(data)
+
+    return this
+  }
+
+  digest (encoding) {
+    if (this._finalized) throw new Error('Digest already called')
+    this._finalized = true
+
+    if (this._delimitedSuffix) this._state.absorbLastFewBits(this._delimitedSuffix)
+    let digest = this._state.squeeze(this._hashBitLength / 8)
+    if (encoding !== undefined) digest = digest.toString(encoding)
+
+    this._resetState()
+
+    return digest
+  }
+
+  // remove result from memory
+  _resetState () {
+    this._state.initialize(this._rate, this._capacity)
+    return this
+  }
+
+  // because sometimes we need hash right now and little later
+  _clone () {
+    const clone = new Keccak(this._rate, this._capacity, this._delimitedSuffix, this._hashBitLength, this._options)
+    this._state.copy(clone._state)
+    clone._finalized = this._finalized
+
+    return clone
+  }
+}

Client/node_modules/keccak/lib/api/shake.js

@@ -0,0 +1,68 @@
+const { Transform } = require('stream')
+
+module.exports = (KeccakState) => class Shake extends Transform {
+  constructor (rate, capacity, delimitedSuffix, options) {
+    super(options)
+
+    this._rate = rate
+    this._capacity = capacity
+    this._delimitedSuffix = delimitedSuffix
+    this._options = options
+
+    this._state = new KeccakState()
+    this._state.initialize(rate, capacity)
+    this._finalized = false
+  }
+
+  _transform (chunk, encoding, callback) {
+    let error = null
+    try {
+      this.update(chunk, encoding)
+    } catch (err) {
+      error = err
+    }
+
+    callback(error)
+  }
+
+  _flush () {}
+
+  _read (size) {
+    this.push(this.squeeze(size))
+  }
+
+  update (data, encoding) {
+    if (!Buffer.isBuffer(data) && typeof data !== 'string') throw new TypeError('Data must be a string or a buffer')
+    if (this._finalized) throw new Error('Squeeze already called')
+    if (!Buffer.isBuffer(data)) data = Buffer.from(data, encoding)
+
+    this._state.absorb(data)
+
+    return this
+  }
+
+  squeeze (dataByteLength, encoding) {
+    if (!this._finalized) {
+      this._finalized = true
+      this._state.absorbLastFewBits(this._delimitedSuffix)
+    }
+
+    let data = this._state.squeeze(dataByteLength)
+    if (encoding !== undefined) data = data.toString(encoding)
+
+    return data
+  }
+
+  _resetState () {
+    this._state.initialize(this._rate, this._capacity)
+    return this
+  }
+
+  _clone () {
+    const clone = new Shake(this._rate, this._capacity, this._delimitedSuffix, this._options)
+    this._state.copy(clone._state)
+    clone._finalized = this._finalized
+
+    return clone
+  }
+}

Client/node_modules/keccak/lib/keccak-state-reference.js

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+const P1600_RHO_OFFSETS = [0, 1, 62, 28, 27, 36, 44, 6, 55, 20, 3, 10, 43, 25, 39, 41, 45, 15, 21, 8, 18, 2, 61, 56, 14]
+const P1600_ROUND_CONSTANTS = [
+  0x00000001, 0x00000000,
+  0x00008082, 0x00000000,
+  0x0000808a, 0x80000000,
+  0x80008000, 0x80000000,
+  0x0000808b, 0x00000000,
+  0x80000001, 0x00000000,
+  0x80008081, 0x80000000,
+  0x00008009, 0x80000000,
+  0x0000008a, 0x00000000,
+  0x00000088, 0x00000000,
+  0x80008009, 0x00000000,
+  0x8000000a, 0x00000000,
+  0x8000808b, 0x00000000,
+  0x0000008b, 0x80000000,
+  0x00008089, 0x80000000,
+  0x00008003, 0x80000000,
+  0x00008002, 0x80000000,
+  0x00000080, 0x80000000,
+  0x0000800a, 0x00000000,
+  0x8000000a, 0x80000000,
+  0x80008081, 0x80000000,
+  0x00008080, 0x80000000,
+  0x80000001, 0x00000000,
+  0x80008008, 0x80000000
+]
+
+function p1600 (state) {
+  for (let round = 0; round < 24; ++round) {
+    theta(state)
+    rho(state)
+    pi(state)
+    chi(state)
+    iota(state, round)
+  }
+}
+
+// steps
+function theta (s) {
+  const clo = [0, 0, 0, 0, 0]
+  const chi = [0, 0, 0, 0, 0]
+
+  for (let x = 0; x < 5; ++x) {
+    for (let y = 0; y < 5; ++y) {
+      clo[x] ^= s[ilo(x, y)]
+      chi[x] ^= s[ihi(x, y)]
+    }
+  }
+
+  for (let x = 0; x < 5; ++x) {
+    const next = (x + 1) % 5
+    const prev = (x + 4) % 5
+    const dlo = rol64lo(clo[next], chi[next], 1) ^ clo[prev]
+    const dhi = rol64hi(clo[next], chi[next], 1) ^ chi[prev]
+
+    for (let y = 0; y < 5; ++y) {
+      s[ilo(x, y)] ^= dlo
+      s[ihi(x, y)] ^= dhi
+    }
+  }
+}
+
+function rho (s) {
+  for (let x = 0; x < 5; ++x) {
+    for (let y = 0; y < 5; ++y) {
+      const lo = rol64lo(s[ilo(x, y)], s[ihi(x, y)], P1600_RHO_OFFSETS[index(x, y)])
+      const hi = rol64hi(s[ilo(x, y)], s[ihi(x, y)], P1600_RHO_OFFSETS[index(x, y)])
+      s[ilo(x, y)] = lo
+      s[ihi(x, y)] = hi
+    }
+  }
+}
+
+function pi (s) {
+  const ts = s.slice()
+
+  for (let x = 0; x < 5; ++x) {
+    for (let y = 0; y < 5; ++y) {
+      const nx = (0 * x + 1 * y) % 5
+      const ny = (2 * x + 3 * y) % 5
+      s[ilo(nx, ny)] = ts[ilo(x, y)]
+      s[ihi(nx, ny)] = ts[ihi(x, y)]
+    }
+  }
+}
+
+function chi (s) {
+  const clo = [0, 0, 0, 0, 0]
+  const chi = [0, 0, 0, 0, 0]
+
+  for (let y = 0; y < 5; ++y) {
+    for (let x = 0; x < 5; ++x) {
+      clo[x] = s[ilo(x, y)] ^ (~s[ilo((x + 1) % 5, y)] & s[ilo((x + 2) % 5, y)])
+      chi[x] = s[ihi(x, y)] ^ (~s[ihi((x + 1) % 5, y)] & s[ihi((x + 2) % 5, y)])
+    }
+
+    for (let x = 0; x < 5; ++x) {
+      s[ilo(x, y)] = clo[x]
+      s[ihi(x, y)] = chi[x]
+    }
+  }
+}
+
+function iota (s, i) {
+  s[ilo(0, 0)] ^= P1600_ROUND_CONSTANTS[i * 2]
+  s[ihi(0, 0)] ^= P1600_ROUND_CONSTANTS[i * 2 + 1]
+}
+
+// shortcuts
+function index (x, y) { return x + 5 * y }
+function ilo (x, y) { return index(x, y) * 2 }
+function ihi (x, y) { return index(x, y) * 2 + 1 }
+
+function rol64lo (lo, hi, shift) {
+  if (shift >= 32) {
+    const t = lo
+    lo = hi
+    hi = t
+    shift -= 32
+  }
+
+  return shift === 0 ? lo : (lo << shift) | (hi >>> (32 - shift))
+}
+
+function rol64hi (lo, hi, shift) {
+  if (shift >= 32) {
+    const t = lo
+    lo = hi
+    hi = t
+    shift -= 32
+  }
+
+  return shift === 0 ? hi : (hi << shift) | (lo >>> (32 - shift))
+}
+
+module.exports = {
+  p1600: p1600,
+
+  // for tests
+  _rol64lo: rol64lo,
+  _rol64hi: rol64hi
+}

Client/node_modules/keccak/lib/keccak-state-unroll.js

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+const P1600_ROUND_CONSTANTS = [1, 0, 32898, 0, 32906, 2147483648, 2147516416, 2147483648, 32907, 0, 2147483649, 0, 2147516545, 2147483648, 32777, 2147483648, 138, 0, 136, 0, 2147516425, 0, 2147483658, 0, 2147516555, 0, 139, 2147483648, 32905, 2147483648, 32771, 2147483648, 32770, 2147483648, 128, 2147483648, 32778, 0, 2147483658, 2147483648, 2147516545, 2147483648, 32896, 2147483648, 2147483649, 0, 2147516424, 2147483648]
+
+exports.p1600 = function (s) {
+  for (let round = 0; round < 24; ++round) {
+    // theta
+    const lo0 = s[0] ^ s[10] ^ s[20] ^ s[30] ^ s[40]
+    const hi0 = s[1] ^ s[11] ^ s[21] ^ s[31] ^ s[41]
+    const lo1 = s[2] ^ s[12] ^ s[22] ^ s[32] ^ s[42]
+    const hi1 = s[3] ^ s[13] ^ s[23] ^ s[33] ^ s[43]
+    const lo2 = s[4] ^ s[14] ^ s[24] ^ s[34] ^ s[44]
+    const hi2 = s[5] ^ s[15] ^ s[25] ^ s[35] ^ s[45]
+    const lo3 = s[6] ^ s[16] ^ s[26] ^ s[36] ^ s[46]
+    const hi3 = s[7] ^ s[17] ^ s[27] ^ s[37] ^ s[47]
+    const lo4 = s[8] ^ s[18] ^ s[28] ^ s[38] ^ s[48]
+    const hi4 = s[9] ^ s[19] ^ s[29] ^ s[39] ^ s[49]
+
+    let lo = lo4 ^ (lo1 << 1 | hi1 >>> 31)
+    let hi = hi4 ^ (hi1 << 1 | lo1 >>> 31)
+    const t1slo0 = s[0] ^ lo
+    const t1shi0 = s[1] ^ hi
+    const t1slo5 = s[10] ^ lo
+    const t1shi5 = s[11] ^ hi
+    const t1slo10 = s[20] ^ lo
+    const t1shi10 = s[21] ^ hi
+    const t1slo15 = s[30] ^ lo
+    const t1shi15 = s[31] ^ hi
+    const t1slo20 = s[40] ^ lo
+    const t1shi20 = s[41] ^ hi
+    lo = lo0 ^ (lo2 << 1 | hi2 >>> 31)
+    hi = hi0 ^ (hi2 << 1 | lo2 >>> 31)
+    const t1slo1 = s[2] ^ lo
+    const t1shi1 = s[3] ^ hi
+    const t1slo6 = s[12] ^ lo
+    const t1shi6 = s[13] ^ hi
+    const t1slo11 = s[22] ^ lo
+    const t1shi11 = s[23] ^ hi
+    const t1slo16 = s[32] ^ lo
+    const t1shi16 = s[33] ^ hi
+    const t1slo21 = s[42] ^ lo
+    const t1shi21 = s[43] ^ hi
+    lo = lo1 ^ (lo3 << 1 | hi3 >>> 31)
+    hi = hi1 ^ (hi3 << 1 | lo3 >>> 31)
+    const t1slo2 = s[4] ^ lo
+    const t1shi2 = s[5] ^ hi
+    const t1slo7 = s[14] ^ lo
+    const t1shi7 = s[15] ^ hi
+    const t1slo12 = s[24] ^ lo
+    const t1shi12 = s[25] ^ hi
+    const t1slo17 = s[34] ^ lo
+    const t1shi17 = s[35] ^ hi
+    const t1slo22 = s[44] ^ lo
+    const t1shi22 = s[45] ^ hi
+    lo = lo2 ^ (lo4 << 1 | hi4 >>> 31)
+    hi = hi2 ^ (hi4 << 1 | lo4 >>> 31)
+    const t1slo3 = s[6] ^ lo
+    const t1shi3 = s[7] ^ hi
+    const t1slo8 = s[16] ^ lo
+    const t1shi8 = s[17] ^ hi
+    const t1slo13 = s[26] ^ lo
+    const t1shi13 = s[27] ^ hi
+    const t1slo18 = s[36] ^ lo
+    const t1shi18 = s[37] ^ hi
+    const t1slo23 = s[46] ^ lo
+    const t1shi23 = s[47] ^ hi
+    lo = lo3 ^ (lo0 << 1 | hi0 >>> 31)
+    hi = hi3 ^ (hi0 << 1 | lo0 >>> 31)
+    const t1slo4 = s[8] ^ lo
+    const t1shi4 = s[9] ^ hi
+    const t1slo9 = s[18] ^ lo
+    const t1shi9 = s[19] ^ hi
+    const t1slo14 = s[28] ^ lo
+    const t1shi14 = s[29] ^ hi
+    const t1slo19 = s[38] ^ lo
+    const t1shi19 = s[39] ^ hi
+    const t1slo24 = s[48] ^ lo
+    const t1shi24 = s[49] ^ hi
+
+    // rho & pi
+    const t2slo0 = t1slo0
+    const t2shi0 = t1shi0
+    const t2slo16 = (t1shi5 << 4 | t1slo5 >>> 28)
+    const t2shi16 = (t1slo5 << 4 | t1shi5 >>> 28)
+    const t2slo7 = (t1slo10 << 3 | t1shi10 >>> 29)
+    const t2shi7 = (t1shi10 << 3 | t1slo10 >>> 29)
+    const t2slo23 = (t1shi15 << 9 | t1slo15 >>> 23)
+    const t2shi23 = (t1slo15 << 9 | t1shi15 >>> 23)
+    const t2slo14 = (t1slo20 << 18 | t1shi20 >>> 14)
+    const t2shi14 = (t1shi20 << 18 | t1slo20 >>> 14)
+    const t2slo10 = (t1slo1 << 1 | t1shi1 >>> 31)
+    const t2shi10 = (t1shi1 << 1 | t1slo1 >>> 31)
+    const t2slo1 = (t1shi6 << 12 | t1slo6 >>> 20)
+    const t2shi1 = (t1slo6 << 12 | t1shi6 >>> 20)
+    const t2slo17 = (t1slo11 << 10 | t1shi11 >>> 22)
+    const t2shi17 = (t1shi11 << 10 | t1slo11 >>> 22)
+    const t2slo8 = (t1shi16 << 13 | t1slo16 >>> 19)
+    const t2shi8 = (t1slo16 << 13 | t1shi16 >>> 19)
+    const t2slo24 = (t1slo21 << 2 | t1shi21 >>> 30)
+    const t2shi24 = (t1shi21 << 2 | t1slo21 >>> 30)
+    const t2slo20 = (t1shi2 << 30 | t1slo2 >>> 2)
+    const t2shi20 = (t1slo2 << 30 | t1shi2 >>> 2)
+    const t2slo11 = (t1slo7 << 6 | t1shi7 >>> 26)
+    const t2shi11 = (t1shi7 << 6 | t1slo7 >>> 26)
+    const t2slo2 = (t1shi12 << 11 | t1slo12 >>> 21)
+    const t2shi2 = (t1slo12 << 11 | t1shi12 >>> 21)
+    const t2slo18 = (t1slo17 << 15 | t1shi17 >>> 17)
+    const t2shi18 = (t1shi17 << 15 | t1slo17 >>> 17)
+    const t2slo9 = (t1shi22 << 29 | t1slo22 >>> 3)
+    const t2shi9 = (t1slo22 << 29 | t1shi22 >>> 3)
+    const t2slo5 = (t1slo3 << 28 | t1shi3 >>> 4)
+    const t2shi5 = (t1shi3 << 28 | t1slo3 >>> 4)
+    const t2slo21 = (t1shi8 << 23 | t1slo8 >>> 9)
+    const t2shi21 = (t1slo8 << 23 | t1shi8 >>> 9)
+    const t2slo12 = (t1slo13 << 25 | t1shi13 >>> 7)
+    const t2shi12 = (t1shi13 << 25 | t1slo13 >>> 7)
+    const t2slo3 = (t1slo18 << 21 | t1shi18 >>> 11)
+    const t2shi3 = (t1shi18 << 21 | t1slo18 >>> 11)
+    const t2slo19 = (t1shi23 << 24 | t1slo23 >>> 8)
+    const t2shi19 = (t1slo23 << 24 | t1shi23 >>> 8)
+    const t2slo15 = (t1slo4 << 27 | t1shi4 >>> 5)
+    const t2shi15 = (t1shi4 << 27 | t1slo4 >>> 5)
+    const t2slo6 = (t1slo9 << 20 | t1shi9 >>> 12)
+    const t2shi6 = (t1shi9 << 20 | t1slo9 >>> 12)
+    const t2slo22 = (t1shi14 << 7 | t1slo14 >>> 25)
+    const t2shi22 = (t1slo14 << 7 | t1shi14 >>> 25)
+    const t2slo13 = (t1slo19 << 8 | t1shi19 >>> 24)
+    const t2shi13 = (t1shi19 << 8 | t1slo19 >>> 24)
+    const t2slo4 = (t1slo24 << 14 | t1shi24 >>> 18)
+    const t2shi4 = (t1shi24 << 14 | t1slo24 >>> 18)
+
+    // chi
+    s[0] = t2slo0 ^ (~t2slo1 & t2slo2)
+    s[1] = t2shi0 ^ (~t2shi1 & t2shi2)
+    s[10] = t2slo5 ^ (~t2slo6 & t2slo7)
+    s[11] = t2shi5 ^ (~t2shi6 & t2shi7)
+    s[20] = t2slo10 ^ (~t2slo11 & t2slo12)
+    s[21] = t2shi10 ^ (~t2shi11 & t2shi12)
+    s[30] = t2slo15 ^ (~t2slo16 & t2slo17)
+    s[31] = t2shi15 ^ (~t2shi16 & t2shi17)
+    s[40] = t2slo20 ^ (~t2slo21 & t2slo22)
+    s[41] = t2shi20 ^ (~t2shi21 & t2shi22)
+    s[2] = t2slo1 ^ (~t2slo2 & t2slo3)
+    s[3] = t2shi1 ^ (~t2shi2 & t2shi3)
+    s[12] = t2slo6 ^ (~t2slo7 & t2slo8)
+    s[13] = t2shi6 ^ (~t2shi7 & t2shi8)
+    s[22] = t2slo11 ^ (~t2slo12 & t2slo13)
+    s[23] = t2shi11 ^ (~t2shi12 & t2shi13)
+    s[32] = t2slo16 ^ (~t2slo17 & t2slo18)
+    s[33] = t2shi16 ^ (~t2shi17 & t2shi18)
+    s[42] = t2slo21 ^ (~t2slo22 & t2slo23)
+    s[43] = t2shi21 ^ (~t2shi22 & t2shi23)
+    s[4] = t2slo2 ^ (~t2slo3 & t2slo4)
+    s[5] = t2shi2 ^ (~t2shi3 & t2shi4)
+    s[14] = t2slo7 ^ (~t2slo8 & t2slo9)
+    s[15] = t2shi7 ^ (~t2shi8 & t2shi9)
+    s[24] = t2slo12 ^ (~t2slo13 & t2slo14)
+    s[25] = t2shi12 ^ (~t2shi13 & t2shi14)
+    s[34] = t2slo17 ^ (~t2slo18 & t2slo19)
+    s[35] = t2shi17 ^ (~t2shi18 & t2shi19)
+    s[44] = t2slo22 ^ (~t2slo23 & t2slo24)
+    s[45] = t2shi22 ^ (~t2shi23 & t2shi24)
+    s[6] = t2slo3 ^ (~t2slo4 & t2slo0)
+    s[7] = t2shi3 ^ (~t2shi4 & t2shi0)
+    s[16] = t2slo8 ^ (~t2slo9 & t2slo5)
+    s[17] = t2shi8 ^ (~t2shi9 & t2shi5)
+    s[26] = t2slo13 ^ (~t2slo14 & t2slo10)
+    s[27] = t2shi13 ^ (~t2shi14 & t2shi10)
+    s[36] = t2slo18 ^ (~t2slo19 & t2slo15)
+    s[37] = t2shi18 ^ (~t2shi19 & t2shi15)
+    s[46] = t2slo23 ^ (~t2slo24 & t2slo20)
+    s[47] = t2shi23 ^ (~t2shi24 & t2shi20)
+    s[8] = t2slo4 ^ (~t2slo0 & t2slo1)
+    s[9] = t2shi4 ^ (~t2shi0 & t2shi1)
+    s[18] = t2slo9 ^ (~t2slo5 & t2slo6)
+    s[19] = t2shi9 ^ (~t2shi5 & t2shi6)
+    s[28] = t2slo14 ^ (~t2slo10 & t2slo11)
+    s[29] = t2shi14 ^ (~t2shi10 & t2shi11)
+    s[38] = t2slo19 ^ (~t2slo15 & t2slo16)
+    s[39] = t2shi19 ^ (~t2shi15 & t2shi16)
+    s[48] = t2slo24 ^ (~t2slo20 & t2slo21)
+    s[49] = t2shi24 ^ (~t2shi20 & t2shi21)
+
+    // iota
+    s[0] ^= P1600_ROUND_CONSTANTS[round * 2]
+    s[1] ^= P1600_ROUND_CONSTANTS[round * 2 + 1]
+  }
+}

Client/node_modules/keccak/lib/keccak.js

@@ -0,0 +1,68 @@
+const keccakState = require('./keccak-state-unroll')
+
+function Keccak () {
+  // much faster than `new Array(50)`
+  this.state = [
+    0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0,
+    0, 0, 0, 0, 0
+  ]
+
+  this.blockSize = null
+  this.count = 0
+  this.squeezing = false
+}
+
+Keccak.prototype.initialize = function (rate, capacity) {
+  for (let i = 0; i < 50; ++i) this.state[i] = 0
+  this.blockSize = rate / 8
+  this.count = 0
+  this.squeezing = false
+}
+
+Keccak.prototype.absorb = function (data) {
+  for (let i = 0; i < data.length; ++i) {
+    this.state[~~(this.count / 4)] ^= data[i] << (8 * (this.count % 4))
+    this.count += 1
+    if (this.count === this.blockSize) {
+      keccakState.p1600(this.state)
+      this.count = 0
+    }
+  }
+}
+
+Keccak.prototype.absorbLastFewBits = function (bits) {
+  this.state[~~(this.count / 4)] ^= bits << (8 * (this.count % 4))
+  if ((bits & 0x80) !== 0 && this.count === (this.blockSize - 1)) keccakState.p1600(this.state)
+  this.state[~~((this.blockSize - 1) / 4)] ^= 0x80 << (8 * ((this.blockSize - 1) % 4))
+  keccakState.p1600(this.state)
+  this.count = 0
+  this.squeezing = true
+}
+
+Keccak.prototype.squeeze = function (length) {
+  if (!this.squeezing) this.absorbLastFewBits(0x01)
+
+  const output = Buffer.alloc(length)
+  for (let i = 0; i < length; ++i) {
+    output[i] = (this.state[~~(this.count / 4)] >>> (8 * (this.count % 4))) & 0xff
+    this.count += 1
+    if (this.count === this.blockSize) {
+      keccakState.p1600(this.state)
+      this.count = 0
+    }
+  }
+
+  return output
+}
+
+Keccak.prototype.copy = function (dest) {
+  for (let i = 0; i < 50; ++i) dest.state[i] = this.state[i]
+  dest.blockSize = this.blockSize
+  dest.count = this.count
+  dest.squeezing = this.squeezing
+}
+
+module.exports = Keccak

Client/node_modules/keccak/package.json

@@ -0,0 +1,41 @@
+{
+  "name": "keccak",
+  "version": "3.0.1",
+  "description": "Keccak sponge function family",
+  "keywords": [
+    "sha3",
+    "sha-3",
+    "keccak",
+    "shake"
+  ],
+  "bugs": {
+    "url": "https://github.com/cryptocoinjs/keccak/issues"
+  },
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/cryptocoinjs/keccak.git"
+  },
+  "license": "MIT",
+  "contributors": [
+    "Kirill Fomichev <fanatid@ya.ru> (https://github.com/fanatid)"
+  ],
+  "main": "./index.js",
+  "browser": {
+    "./index.js": "./js.js"
+  },
+  "scripts": {
+    "install": "node-gyp-build || exit 0"
+  },
+  "dependencies": {
+    "node-addon-api": "^2.0.0",
+    "node-gyp-build": "^4.2.0"
+  },
+  "engines": {
+    "node": ">=10.0.0"
+  },
+  "gypfile": true
+
+,"_resolved": "https://registry.npmjs.org/keccak/-/keccak-3.0.1.tgz"
+,"_integrity": "sha512-epq90L9jlFWCW7+pQa6JOnKn2Xgl2mtI664seYR6MHskvI9agt7AnDqmAlp9TqU4/caMYbA08Hi5DMZAl5zdkA=="
+,"_from": "keccak@^3.0.0"
+}