1 line
20 KiB
JSON
1 line
20 KiB
JSON
{"ast":null,"code":"'use strict';\n\nvar Buffer = require('buffer').Buffer;\n\nvar inherits = require('inherits');\n\nvar HashBase = require('hash-base');\n\nvar ARRAY16 = new Array(16);\nvar zl = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 7, 4, 13, 1, 10, 6, 15, 3, 12, 0, 9, 5, 2, 14, 11, 8, 3, 10, 14, 4, 9, 15, 8, 1, 2, 7, 0, 6, 13, 11, 5, 12, 1, 9, 11, 10, 0, 8, 12, 4, 13, 3, 7, 15, 14, 5, 6, 2, 4, 0, 5, 9, 7, 12, 2, 10, 14, 1, 3, 8, 11, 6, 15, 13];\nvar zr = [5, 14, 7, 0, 9, 2, 11, 4, 13, 6, 15, 8, 1, 10, 3, 12, 6, 11, 3, 7, 0, 13, 5, 10, 14, 15, 8, 12, 4, 9, 1, 2, 15, 5, 1, 3, 7, 14, 6, 9, 11, 8, 12, 2, 10, 0, 4, 13, 8, 6, 4, 1, 3, 11, 15, 0, 5, 12, 2, 13, 9, 7, 10, 14, 12, 15, 10, 4, 1, 5, 8, 7, 6, 2, 13, 14, 0, 3, 9, 11];\nvar sl = [11, 14, 15, 12, 5, 8, 7, 9, 11, 13, 14, 15, 6, 7, 9, 8, 7, 6, 8, 13, 11, 9, 7, 15, 7, 12, 15, 9, 11, 7, 13, 12, 11, 13, 6, 7, 14, 9, 13, 15, 14, 8, 13, 6, 5, 12, 7, 5, 11, 12, 14, 15, 14, 15, 9, 8, 9, 14, 5, 6, 8, 6, 5, 12, 9, 15, 5, 11, 6, 8, 13, 12, 5, 12, 13, 14, 11, 8, 5, 6];\nvar sr = [8, 9, 9, 11, 13, 15, 15, 5, 7, 7, 8, 11, 14, 14, 12, 6, 9, 13, 15, 7, 12, 8, 9, 11, 7, 7, 12, 7, 6, 15, 13, 11, 9, 7, 15, 11, 8, 6, 6, 14, 12, 13, 5, 14, 13, 13, 7, 5, 15, 5, 8, 11, 14, 14, 6, 14, 6, 9, 12, 9, 12, 5, 15, 8, 8, 5, 12, 9, 12, 5, 14, 6, 8, 13, 6, 5, 15, 13, 11, 11];\nvar hl = [0x00000000, 0x5a827999, 0x6ed9eba1, 0x8f1bbcdc, 0xa953fd4e];\nvar hr = [0x50a28be6, 0x5c4dd124, 0x6d703ef3, 0x7a6d76e9, 0x00000000];\n\nfunction RIPEMD160() {\n HashBase.call(this, 64); // state\n\n this._a = 0x67452301;\n this._b = 0xefcdab89;\n this._c = 0x98badcfe;\n this._d = 0x10325476;\n this._e = 0xc3d2e1f0;\n}\n\ninherits(RIPEMD160, HashBase);\n\nRIPEMD160.prototype._update = function () {\n var words = ARRAY16;\n\n for (var j = 0; j < 16; ++j) words[j] = this._block.readInt32LE(j * 4);\n\n var al = this._a | 0;\n var bl = this._b | 0;\n var cl = this._c | 0;\n var dl = this._d | 0;\n var el = this._e | 0;\n var ar = this._a | 0;\n var br = this._b | 0;\n var cr = this._c | 0;\n var dr = this._d | 0;\n var er = this._e | 0; // computation\n\n for (var i = 0; i < 80; i += 1) {\n var tl;\n var tr;\n\n if (i < 16) {\n tl = fn1(al, bl, cl, dl, el, words[zl[i]], hl[0], sl[i]);\n tr = fn5(ar, br, cr, dr, er, words[zr[i]], hr[0], sr[i]);\n } else if (i < 32) {\n tl = fn2(al, bl, cl, dl, el, words[zl[i]], hl[1], sl[i]);\n tr = fn4(ar, br, cr, dr, er, words[zr[i]], hr[1], sr[i]);\n } else if (i < 48) {\n tl = fn3(al, bl, cl, dl, el, words[zl[i]], hl[2], sl[i]);\n tr = fn3(ar, br, cr, dr, er, words[zr[i]], hr[2], sr[i]);\n } else if (i < 64) {\n tl = fn4(al, bl, cl, dl, el, words[zl[i]], hl[3], sl[i]);\n tr = fn2(ar, br, cr, dr, er, words[zr[i]], hr[3], sr[i]);\n } else {\n // if (i<80) {\n tl = fn5(al, bl, cl, dl, el, words[zl[i]], hl[4], sl[i]);\n tr = fn1(ar, br, cr, dr, er, words[zr[i]], hr[4], sr[i]);\n }\n\n al = el;\n el = dl;\n dl = rotl(cl, 10);\n cl = bl;\n bl = tl;\n ar = er;\n er = dr;\n dr = rotl(cr, 10);\n cr = br;\n br = tr;\n } // update state\n\n\n var t = this._b + cl + dr | 0;\n this._b = this._c + dl + er | 0;\n this._c = this._d + el + ar | 0;\n this._d = this._e + al + br | 0;\n this._e = this._a + bl + cr | 0;\n this._a = t;\n};\n\nRIPEMD160.prototype._digest = function () {\n // create padding and handle blocks\n this._block[this._blockOffset++] = 0x80;\n\n if (this._blockOffset > 56) {\n this._block.fill(0, this._blockOffset, 64);\n\n this._update();\n\n this._blockOffset = 0;\n }\n\n this._block.fill(0, this._blockOffset, 56);\n\n this._block.writeUInt32LE(this._length[0], 56);\n\n this._block.writeUInt32LE(this._length[1], 60);\n\n this._update(); // produce result\n\n\n var buffer = Buffer.alloc ? 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strict'\nvar Buffer = require('buffer').Buffer\nvar inherits = require('inherits')\nvar HashBase = require('hash-base')\n\nvar ARRAY16 = new Array(16)\n\nvar zl = [\n 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,\n 7, 4, 13, 1, 10, 6, 15, 3, 12, 0, 9, 5, 2, 14, 11, 8,\n 3, 10, 14, 4, 9, 15, 8, 1, 2, 7, 0, 6, 13, 11, 5, 12,\n 1, 9, 11, 10, 0, 8, 12, 4, 13, 3, 7, 15, 14, 5, 6, 2,\n 4, 0, 5, 9, 7, 12, 2, 10, 14, 1, 3, 8, 11, 6, 15, 13\n]\n\nvar zr = [\n 5, 14, 7, 0, 9, 2, 11, 4, 13, 6, 15, 8, 1, 10, 3, 12,\n 6, 11, 3, 7, 0, 13, 5, 10, 14, 15, 8, 12, 4, 9, 1, 2,\n 15, 5, 1, 3, 7, 14, 6, 9, 11, 8, 12, 2, 10, 0, 4, 13,\n 8, 6, 4, 1, 3, 11, 15, 0, 5, 12, 2, 13, 9, 7, 10, 14,\n 12, 15, 10, 4, 1, 5, 8, 7, 6, 2, 13, 14, 0, 3, 9, 11\n]\n\nvar sl = [\n 11, 14, 15, 12, 5, 8, 7, 9, 11, 13, 14, 15, 6, 7, 9, 8,\n 7, 6, 8, 13, 11, 9, 7, 15, 7, 12, 15, 9, 11, 7, 13, 12,\n 11, 13, 6, 7, 14, 9, 13, 15, 14, 8, 13, 6, 5, 12, 7, 5,\n 11, 12, 14, 15, 14, 15, 9, 8, 9, 14, 5, 6, 8, 6, 5, 12,\n 9, 15, 5, 11, 6, 8, 13, 12, 5, 12, 13, 14, 11, 8, 5, 6\n]\n\nvar sr = [\n 8, 9, 9, 11, 13, 15, 15, 5, 7, 7, 8, 11, 14, 14, 12, 6,\n 9, 13, 15, 7, 12, 8, 9, 11, 7, 7, 12, 7, 6, 15, 13, 11,\n 9, 7, 15, 11, 8, 6, 6, 14, 12, 13, 5, 14, 13, 13, 7, 5,\n 15, 5, 8, 11, 14, 14, 6, 14, 6, 9, 12, 9, 12, 5, 15, 8,\n 8, 5, 12, 9, 12, 5, 14, 6, 8, 13, 6, 5, 15, 13, 11, 11\n]\n\nvar hl = [0x00000000, 0x5a827999, 0x6ed9eba1, 0x8f1bbcdc, 0xa953fd4e]\nvar hr = [0x50a28be6, 0x5c4dd124, 0x6d703ef3, 0x7a6d76e9, 0x00000000]\n\nfunction RIPEMD160 () {\n HashBase.call(this, 64)\n\n // state\n this._a = 0x67452301\n this._b = 0xefcdab89\n this._c = 0x98badcfe\n this._d = 0x10325476\n this._e = 0xc3d2e1f0\n}\n\ninherits(RIPEMD160, HashBase)\n\nRIPEMD160.prototype._update = function () {\n var words = ARRAY16\n for (var j = 0; j < 16; ++j) words[j] = this._block.readInt32LE(j * 4)\n\n var al = this._a | 0\n var bl = this._b | 0\n var cl = this._c | 0\n var dl = this._d | 0\n var el = this._e | 0\n\n var ar = this._a | 0\n var br = this._b | 0\n var cr = this._c | 0\n var dr = this._d | 0\n var er = this._e | 0\n\n // computation\n for (var i = 0; i < 80; i += 1) {\n var tl\n var tr\n if (i < 16) {\n tl = fn1(al, bl, cl, dl, el, words[zl[i]], hl[0], sl[i])\n tr = fn5(ar, br, cr, dr, er, words[zr[i]], hr[0], sr[i])\n } else if (i < 32) {\n tl = fn2(al, bl, cl, dl, el, words[zl[i]], hl[1], sl[i])\n tr = fn4(ar, br, cr, dr, er, words[zr[i]], hr[1], sr[i])\n } else if (i < 48) {\n tl = fn3(al, bl, cl, dl, el, words[zl[i]], hl[2], sl[i])\n tr = fn3(ar, br, cr, dr, er, words[zr[i]], hr[2], sr[i])\n } else if (i < 64) {\n tl = fn4(al, bl, cl, dl, el, words[zl[i]], hl[3], sl[i])\n tr = fn2(ar, br, cr, dr, er, words[zr[i]], hr[3], sr[i])\n } else { // if (i<80) {\n tl = fn5(al, bl, cl, dl, el, words[zl[i]], hl[4], sl[i])\n tr = fn1(ar, br, cr, dr, er, words[zr[i]], hr[4], sr[i])\n }\n\n al = el\n el = dl\n dl = rotl(cl, 10)\n cl = bl\n bl = tl\n\n ar = er\n er = dr\n dr = rotl(cr, 10)\n cr = br\n br = tr\n }\n\n // update state\n var t = (this._b + cl + dr) | 0\n this._b = (this._c + dl + er) | 0\n this._c = (this._d + el + ar) | 0\n this._d = (this._e + al + br) | 0\n this._e = (this._a + bl + cr) | 0\n this._a = t\n}\n\nRIPEMD160.prototype._digest = function () {\n // create padding and handle blocks\n this._block[this._blockOffset++] = 0x80\n if (this._blockOffset > 56) {\n this._block.fill(0, this._blockOffset, 64)\n this._update()\n this._blockOffset = 0\n }\n\n this._block.fill(0, this._blockOffset, 56)\n this._block.writeUInt32LE(this._length[0], 56)\n this._block.writeUInt32LE(this._length[1], 60)\n this._update()\n\n // produce result\n var buffer = Buffer.alloc ? Buffer.alloc(20) : new Buffer(20)\n buffer.writeInt32LE(this._a, 0)\n buffer.writeInt32LE(this._b, 4)\n buffer.writeInt32LE(this._c, 8)\n buffer.writeInt32LE(this._d, 12)\n buffer.writeInt32LE(this._e, 16)\n return buffer\n}\n\nfunction rotl (x, n) {\n return (x << n) | (x >>> (32 - n))\n}\n\nfunction fn1 (a, b, c, d, e, m, k, s) {\n return (rotl((a + (b ^ c ^ d) + m + k) | 0, s) + e) | 0\n}\n\nfunction fn2 (a, b, c, d, e, m, k, s) {\n return (rotl((a + ((b & c) | ((~b) & d)) + m + k) | 0, s) + e) | 0\n}\n\nfunction fn3 (a, b, c, d, e, m, k, s) {\n return (rotl((a + ((b | (~c)) ^ d) + m + k) | 0, s) + e) | 0\n}\n\nfunction fn4 (a, b, c, d, e, m, k, s) {\n return (rotl((a + ((b & d) | (c & (~d))) + m + k) | 0, s) + e) | 0\n}\n\nfunction fn5 (a, b, c, d, e, m, k, s) {\n return (rotl((a + (b ^ (c | (~d))) + m + k) | 0, s) + e) | 0\n}\n\nmodule.exports = RIPEMD160\n"]},"metadata":{},"sourceType":"script"} |