From 703e03aba33f234712206769f57717ba7d92d23d Mon Sep 17 00:00:00 2001 From: LinuxWizard42 Date: Wed, 12 Oct 2022 22:54:37 +0300 Subject: Added export_allowed file to make repository visible in cgit --- node_modules/ecc-jsbn/lib/LICENSE-jsbn | 40 +++ node_modules/ecc-jsbn/lib/ec.js | 561 +++++++++++++++++++++++++++++++++ node_modules/ecc-jsbn/lib/sec.js | 170 ++++++++++ 3 files changed, 771 insertions(+) create mode 100755 node_modules/ecc-jsbn/lib/LICENSE-jsbn create mode 100755 node_modules/ecc-jsbn/lib/ec.js create mode 100755 node_modules/ecc-jsbn/lib/sec.js (limited to 'node_modules/ecc-jsbn/lib') diff --git a/node_modules/ecc-jsbn/lib/LICENSE-jsbn b/node_modules/ecc-jsbn/lib/LICENSE-jsbn new file mode 100755 index 0000000..24502a9 --- /dev/null +++ b/node_modules/ecc-jsbn/lib/LICENSE-jsbn @@ -0,0 +1,40 @@ +Licensing +--------- + +This software is covered under the following copyright: + +/* + * Copyright (c) 2003-2005 Tom Wu + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, + * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY + * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. + * + * IN NO EVENT SHALL TOM WU BE LIABLE FOR ANY SPECIAL, INCIDENTAL, + * INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, OR ANY DAMAGES WHATSOEVER + * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER OR NOT ADVISED OF + * THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF LIABILITY, ARISING OUT + * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * + * In addition, the following condition applies: + * + * All redistributions must retain an intact copy of this copyright notice + * and disclaimer. + */ + +Address all questions regarding this license to: + + Tom Wu + tjw@cs.Stanford.EDU diff --git a/node_modules/ecc-jsbn/lib/ec.js b/node_modules/ecc-jsbn/lib/ec.js new file mode 100755 index 0000000..3852671 --- /dev/null +++ b/node_modules/ecc-jsbn/lib/ec.js @@ -0,0 +1,561 @@ +// Basic Javascript Elliptic Curve implementation +// Ported loosely from BouncyCastle's Java EC code +// Only Fp curves implemented for now + +// Requires jsbn.js and jsbn2.js +var BigInteger = require('jsbn').BigInteger +var Barrett = BigInteger.prototype.Barrett + +// ---------------- +// ECFieldElementFp + +// constructor +function ECFieldElementFp(q,x) { + this.x = x; + // TODO if(x.compareTo(q) >= 0) error + this.q = q; +} + +function feFpEquals(other) { + if(other == this) return true; + return (this.q.equals(other.q) && this.x.equals(other.x)); +} + +function feFpToBigInteger() { + return this.x; +} + +function feFpNegate() { + return new ECFieldElementFp(this.q, this.x.negate().mod(this.q)); +} + +function feFpAdd(b) { + return new ECFieldElementFp(this.q, this.x.add(b.toBigInteger()).mod(this.q)); +} + +function feFpSubtract(b) { + return new ECFieldElementFp(this.q, this.x.subtract(b.toBigInteger()).mod(this.q)); +} + +function feFpMultiply(b) { + return new ECFieldElementFp(this.q, this.x.multiply(b.toBigInteger()).mod(this.q)); +} + +function feFpSquare() { + return new ECFieldElementFp(this.q, this.x.square().mod(this.q)); +} + +function feFpDivide(b) { + return new ECFieldElementFp(this.q, this.x.multiply(b.toBigInteger().modInverse(this.q)).mod(this.q)); +} + +ECFieldElementFp.prototype.equals = feFpEquals; +ECFieldElementFp.prototype.toBigInteger = feFpToBigInteger; +ECFieldElementFp.prototype.negate = feFpNegate; +ECFieldElementFp.prototype.add = feFpAdd; +ECFieldElementFp.prototype.subtract = feFpSubtract; +ECFieldElementFp.prototype.multiply = feFpMultiply; +ECFieldElementFp.prototype.square = feFpSquare; +ECFieldElementFp.prototype.divide = feFpDivide; + +// ---------------- +// ECPointFp + +// constructor +function ECPointFp(curve,x,y,z) { + this.curve = curve; + this.x = x; + this.y = y; + // Projective coordinates: either zinv == null or z * zinv == 1 + // z and zinv are just BigIntegers, not fieldElements + if(z == null) { + this.z = BigInteger.ONE; + } + else { + this.z = z; + } + this.zinv = null; + //TODO: compression flag +} + +function pointFpGetX() { + if(this.zinv == null) { + this.zinv = this.z.modInverse(this.curve.q); + } + var r = this.x.toBigInteger().multiply(this.zinv); + this.curve.reduce(r); + return this.curve.fromBigInteger(r); +} + +function pointFpGetY() { + if(this.zinv == null) { + this.zinv = this.z.modInverse(this.curve.q); + } + var r = this.y.toBigInteger().multiply(this.zinv); + this.curve.reduce(r); + return this.curve.fromBigInteger(r); +} + +function pointFpEquals(other) { + if(other == this) return true; + if(this.isInfinity()) return other.isInfinity(); + if(other.isInfinity()) return this.isInfinity(); + var u, v; + // u = Y2 * Z1 - Y1 * Z2 + u = other.y.toBigInteger().multiply(this.z).subtract(this.y.toBigInteger().multiply(other.z)).mod(this.curve.q); + if(!u.equals(BigInteger.ZERO)) return false; + // v = X2 * Z1 - X1 * Z2 + v = other.x.toBigInteger().multiply(this.z).subtract(this.x.toBigInteger().multiply(other.z)).mod(this.curve.q); + return v.equals(BigInteger.ZERO); +} + +function pointFpIsInfinity() { + if((this.x == null) && (this.y == null)) return true; + return this.z.equals(BigInteger.ZERO) && !this.y.toBigInteger().equals(BigInteger.ZERO); +} + +function pointFpNegate() { + return new ECPointFp(this.curve, this.x, this.y.negate(), this.z); +} + +function pointFpAdd(b) { + if(this.isInfinity()) return b; + if(b.isInfinity()) return this; + + // u = Y2 * Z1 - Y1 * Z2 + var u = b.y.toBigInteger().multiply(this.z).subtract(this.y.toBigInteger().multiply(b.z)).mod(this.curve.q); + // v = X2 * Z1 - X1 * Z2 + var v = b.x.toBigInteger().multiply(this.z).subtract(this.x.toBigInteger().multiply(b.z)).mod(this.curve.q); + + if(BigInteger.ZERO.equals(v)) { + if(BigInteger.ZERO.equals(u)) { + return this.twice(); // this == b, so double + } + return this.curve.getInfinity(); // this = -b, so infinity + } + + var THREE = new BigInteger("3"); + var x1 = this.x.toBigInteger(); + var y1 = this.y.toBigInteger(); + var x2 = b.x.toBigInteger(); + var y2 = b.y.toBigInteger(); + + var v2 = v.square(); + var v3 = v2.multiply(v); + var x1v2 = x1.multiply(v2); + var zu2 = u.square().multiply(this.z); + + // x3 = v * (z2 * (z1 * u^2 - 2 * x1 * v^2) - v^3) + var x3 = zu2.subtract(x1v2.shiftLeft(1)).multiply(b.z).subtract(v3).multiply(v).mod(this.curve.q); + // y3 = z2 * (3 * x1 * u * v^2 - y1 * v^3 - z1 * u^3) + u * v^3 + var y3 = x1v2.multiply(THREE).multiply(u).subtract(y1.multiply(v3)).subtract(zu2.multiply(u)).multiply(b.z).add(u.multiply(v3)).mod(this.curve.q); + // z3 = v^3 * z1 * z2 + var z3 = v3.multiply(this.z).multiply(b.z).mod(this.curve.q); + + return new ECPointFp(this.curve, this.curve.fromBigInteger(x3), this.curve.fromBigInteger(y3), z3); +} + +function pointFpTwice() { + if(this.isInfinity()) return this; + if(this.y.toBigInteger().signum() == 0) return this.curve.getInfinity(); + + // TODO: optimized handling of constants + var THREE = new BigInteger("3"); + var x1 = this.x.toBigInteger(); + var y1 = this.y.toBigInteger(); + + var y1z1 = y1.multiply(this.z); + var y1sqz1 = y1z1.multiply(y1).mod(this.curve.q); + var a = this.curve.a.toBigInteger(); + + // w = 3 * x1^2 + a * z1^2 + var w = x1.square().multiply(THREE); + if(!BigInteger.ZERO.equals(a)) { + w = w.add(this.z.square().multiply(a)); + } + w = w.mod(this.curve.q); + //this.curve.reduce(w); + // x3 = 2 * y1 * z1 * (w^2 - 8 * x1 * y1^2 * z1) + var x3 = w.square().subtract(x1.shiftLeft(3).multiply(y1sqz1)).shiftLeft(1).multiply(y1z1).mod(this.curve.q); + // y3 = 4 * y1^2 * z1 * (3 * w * x1 - 2 * y1^2 * z1) - w^3 + var y3 = w.multiply(THREE).multiply(x1).subtract(y1sqz1.shiftLeft(1)).shiftLeft(2).multiply(y1sqz1).subtract(w.square().multiply(w)).mod(this.curve.q); + // z3 = 8 * (y1 * z1)^3 + var z3 = y1z1.square().multiply(y1z1).shiftLeft(3).mod(this.curve.q); + + return new ECPointFp(this.curve, this.curve.fromBigInteger(x3), this.curve.fromBigInteger(y3), z3); +} + +// Simple NAF (Non-Adjacent Form) multiplication algorithm +// TODO: modularize the multiplication algorithm +function pointFpMultiply(k) { + if(this.isInfinity()) return this; + if(k.signum() == 0) return this.curve.getInfinity(); + + var e = k; + var h = e.multiply(new BigInteger("3")); + + var neg = this.negate(); + var R = this; + + var i; + for(i = h.bitLength() - 2; i > 0; --i) { + R = R.twice(); + + var hBit = h.testBit(i); + var eBit = e.testBit(i); + + if (hBit != eBit) { + R = R.add(hBit ? this : neg); + } + } + + return R; +} + +// Compute this*j + x*k (simultaneous multiplication) +function pointFpMultiplyTwo(j,x,k) { + var i; + if(j.bitLength() > k.bitLength()) + i = j.bitLength() - 1; + else + i = k.bitLength() - 1; + + var R = this.curve.getInfinity(); + var both = this.add(x); + while(i >= 0) { + R = R.twice(); + if(j.testBit(i)) { + if(k.testBit(i)) { + R = R.add(both); + } + else { + R = R.add(this); + } + } + else { + if(k.testBit(i)) { + R = R.add(x); + } + } + --i; + } + + return R; +} + +ECPointFp.prototype.getX = pointFpGetX; +ECPointFp.prototype.getY = pointFpGetY; +ECPointFp.prototype.equals = pointFpEquals; +ECPointFp.prototype.isInfinity = pointFpIsInfinity; +ECPointFp.prototype.negate = pointFpNegate; +ECPointFp.prototype.add = pointFpAdd; +ECPointFp.prototype.twice = pointFpTwice; +ECPointFp.prototype.multiply = pointFpMultiply; +ECPointFp.prototype.multiplyTwo = pointFpMultiplyTwo; + +// ---------------- +// ECCurveFp + +// constructor +function ECCurveFp(q,a,b) { + this.q = q; + this.a = this.fromBigInteger(a); + this.b = this.fromBigInteger(b); + this.infinity = new ECPointFp(this, null, null); + this.reducer = new Barrett(this.q); +} + +function curveFpGetQ() { + return this.q; +} + +function curveFpGetA() { + return this.a; +} + +function curveFpGetB() { + return this.b; +} + +function curveFpEquals(other) { + if(other == this) return true; + return(this.q.equals(other.q) && this.a.equals(other.a) && this.b.equals(other.b)); +} + +function curveFpGetInfinity() { + return this.infinity; +} + +function curveFpFromBigInteger(x) { + return new ECFieldElementFp(this.q, x); +} + +function curveReduce(x) { + this.reducer.reduce(x); +} + +// for now, work with hex strings because they're easier in JS +function curveFpDecodePointHex(s) { + switch(parseInt(s.substr(0,2), 16)) { // first byte + case 0: + return this.infinity; + case 2: + case 3: + // point compression not supported yet + return null; + case 4: + case 6: + case 7: + var len = (s.length - 2) / 2; + var xHex = s.substr(2, len); + var yHex = s.substr(len+2, len); + + return new ECPointFp(this, + this.fromBigInteger(new BigInteger(xHex, 16)), + this.fromBigInteger(new BigInteger(yHex, 16))); + + default: // unsupported + return null; + } +} + +function curveFpEncodePointHex(p) { + if (p.isInfinity()) return "00"; + var xHex = p.getX().toBigInteger().toString(16); + var yHex = p.getY().toBigInteger().toString(16); + var oLen = this.getQ().toString(16).length; + if ((oLen % 2) != 0) oLen++; + while (xHex.length < oLen) { + xHex = "0" + xHex; + } + while (yHex.length < oLen) { + yHex = "0" + yHex; + } + return "04" + xHex + yHex; +} + +ECCurveFp.prototype.getQ = curveFpGetQ; +ECCurveFp.prototype.getA = curveFpGetA; +ECCurveFp.prototype.getB = curveFpGetB; +ECCurveFp.prototype.equals = curveFpEquals; +ECCurveFp.prototype.getInfinity = curveFpGetInfinity; +ECCurveFp.prototype.fromBigInteger = curveFpFromBigInteger; +ECCurveFp.prototype.reduce = curveReduce; +//ECCurveFp.prototype.decodePointHex = curveFpDecodePointHex; +ECCurveFp.prototype.encodePointHex = curveFpEncodePointHex; + +// from: https://github.com/kaielvin/jsbn-ec-point-compression +ECCurveFp.prototype.decodePointHex = function(s) +{ + var yIsEven; + switch(parseInt(s.substr(0,2), 16)) { // first byte + case 0: + return this.infinity; + case 2: + yIsEven = false; + case 3: + if(yIsEven == undefined) yIsEven = true; + var len = s.length - 2; + var xHex = s.substr(2, len); + var x = this.fromBigInteger(new BigInteger(xHex,16)); + var alpha = x.multiply(x.square().add(this.getA())).add(this.getB()); + var beta = alpha.sqrt(); + + if (beta == null) throw "Invalid point compression"; + + var betaValue = beta.toBigInteger(); + if (betaValue.testBit(0) != yIsEven) + { + // Use the other root + beta = this.fromBigInteger(this.getQ().subtract(betaValue)); + } + return new ECPointFp(this,x,beta); + case 4: + case 6: + case 7: + var len = (s.length - 2) / 2; + var xHex = s.substr(2, len); + var yHex = s.substr(len+2, len); + + return new ECPointFp(this, + this.fromBigInteger(new BigInteger(xHex, 16)), + this.fromBigInteger(new BigInteger(yHex, 16))); + + default: // unsupported + return null; + } +} +ECCurveFp.prototype.encodeCompressedPointHex = function(p) +{ + if (p.isInfinity()) return "00"; + var xHex = p.getX().toBigInteger().toString(16); + var oLen = this.getQ().toString(16).length; + if ((oLen % 2) != 0) oLen++; + while (xHex.length < oLen) + xHex = "0" + xHex; + var yPrefix; + if(p.getY().toBigInteger().isEven()) yPrefix = "02"; + else yPrefix = "03"; + + return yPrefix + xHex; +} + + +ECFieldElementFp.prototype.getR = function() +{ + if(this.r != undefined) return this.r; + + this.r = null; + var bitLength = this.q.bitLength(); + if (bitLength > 128) + { + var firstWord = this.q.shiftRight(bitLength - 64); + if (firstWord.intValue() == -1) + { + this.r = BigInteger.ONE.shiftLeft(bitLength).subtract(this.q); + } + } + return this.r; +} +ECFieldElementFp.prototype.modMult = function(x1,x2) +{ + return this.modReduce(x1.multiply(x2)); +} +ECFieldElementFp.prototype.modReduce = function(x) +{ + if (this.getR() != null) + { + var qLen = q.bitLength(); + while (x.bitLength() > (qLen + 1)) + { + var u = x.shiftRight(qLen); + var v = x.subtract(u.shiftLeft(qLen)); + if (!this.getR().equals(BigInteger.ONE)) + { + u = u.multiply(this.getR()); + } + x = u.add(v); + } + while (x.compareTo(q) >= 0) + { + x = x.subtract(q); + } + } + else + { + x = x.mod(q); + } + return x; +} +ECFieldElementFp.prototype.sqrt = function() +{ + if (!this.q.testBit(0)) throw "unsupported"; + + // p mod 4 == 3 + if (this.q.testBit(1)) + { + var z = new ECFieldElementFp(this.q,this.x.modPow(this.q.shiftRight(2).add(BigInteger.ONE),this.q)); + return z.square().equals(this) ? z : null; + } + + // p mod 4 == 1 + var qMinusOne = this.q.subtract(BigInteger.ONE); + + var legendreExponent = qMinusOne.shiftRight(1); + if (!(this.x.modPow(legendreExponent, this.q).equals(BigInteger.ONE))) + { + return null; + } + + var u = qMinusOne.shiftRight(2); + var k = u.shiftLeft(1).add(BigInteger.ONE); + + var Q = this.x; + var fourQ = modDouble(modDouble(Q)); + + var U, V; + do + { + var P; + do + { + P = new BigInteger(this.q.bitLength(), new SecureRandom()); + } + while (P.compareTo(this.q) >= 0 + || !(P.multiply(P).subtract(fourQ).modPow(legendreExponent, this.q).equals(qMinusOne))); + + var result = this.lucasSequence(P, Q, k); + U = result[0]; + V = result[1]; + + if (this.modMult(V, V).equals(fourQ)) + { + // Integer division by 2, mod q + if (V.testBit(0)) + { + V = V.add(q); + } + + V = V.shiftRight(1); + + return new ECFieldElementFp(q,V); + } + } + while (U.equals(BigInteger.ONE) || U.equals(qMinusOne)); + + return null; +} +ECFieldElementFp.prototype.lucasSequence = function(P,Q,k) +{ + var n = k.bitLength(); + var s = k.getLowestSetBit(); + + var Uh = BigInteger.ONE; + var Vl = BigInteger.TWO; + var Vh = P; + var Ql = BigInteger.ONE; + var Qh = BigInteger.ONE; + + for (var j = n - 1; j >= s + 1; --j) + { + Ql = this.modMult(Ql, Qh); + + if (k.testBit(j)) + { + Qh = this.modMult(Ql, Q); + Uh = this.modMult(Uh, Vh); + Vl = this.modReduce(Vh.multiply(Vl).subtract(P.multiply(Ql))); + Vh = this.modReduce(Vh.multiply(Vh).subtract(Qh.shiftLeft(1))); + } + else + { + Qh = Ql; + Uh = this.modReduce(Uh.multiply(Vl).subtract(Ql)); + Vh = this.modReduce(Vh.multiply(Vl).subtract(P.multiply(Ql))); + Vl = this.modReduce(Vl.multiply(Vl).subtract(Ql.shiftLeft(1))); + } + } + + Ql = this.modMult(Ql, Qh); + Qh = this.modMult(Ql, Q); + Uh = this.modReduce(Uh.multiply(Vl).subtract(Ql)); + Vl = this.modReduce(Vh.multiply(Vl).subtract(P.multiply(Ql))); + Ql = this.modMult(Ql, Qh); + + for (var j = 1; j <= s; ++j) + { + Uh = this.modMult(Uh, Vl); + Vl = this.modReduce(Vl.multiply(Vl).subtract(Ql.shiftLeft(1))); + Ql = this.modMult(Ql, Ql); + } + + return [ Uh, Vl ]; +} + +var exports = { + ECCurveFp: ECCurveFp, + ECPointFp: ECPointFp, + ECFieldElementFp: ECFieldElementFp +} + +module.exports = exports diff --git a/node_modules/ecc-jsbn/lib/sec.js b/node_modules/ecc-jsbn/lib/sec.js new file mode 100755 index 0000000..5eec817 --- /dev/null +++ b/node_modules/ecc-jsbn/lib/sec.js @@ -0,0 +1,170 @@ +// Named EC curves + +// Requires ec.js, jsbn.js, and jsbn2.js +var BigInteger = require('jsbn').BigInteger +var ECCurveFp = require('./ec.js').ECCurveFp + + +// ---------------- +// X9ECParameters + +// constructor +function X9ECParameters(curve,g,n,h) { + this.curve = curve; + this.g = g; + this.n = n; + this.h = h; +} + +function x9getCurve() { + return this.curve; +} + +function x9getG() { + return this.g; +} + +function x9getN() { + return this.n; +} + +function x9getH() { + return this.h; +} + +X9ECParameters.prototype.getCurve = x9getCurve; +X9ECParameters.prototype.getG = x9getG; +X9ECParameters.prototype.getN = x9getN; +X9ECParameters.prototype.getH = x9getH; + +// ---------------- +// SECNamedCurves + +function fromHex(s) { return new BigInteger(s, 16); } + +function secp128r1() { + // p = 2^128 - 2^97 - 1 + var p = fromHex("FFFFFFFDFFFFFFFFFFFFFFFFFFFFFFFF"); + var a = fromHex("FFFFFFFDFFFFFFFFFFFFFFFFFFFFFFFC"); + var b = fromHex("E87579C11079F43DD824993C2CEE5ED3"); + //byte[] S = Hex.decode("000E0D4D696E6768756151750CC03A4473D03679"); + var n = fromHex("FFFFFFFE0000000075A30D1B9038A115"); + var h = BigInteger.ONE; + var curve = new ECCurveFp(p, a, b); + var G = curve.decodePointHex("04" + + "161FF7528B899B2D0C28607CA52C5B86" + + "CF5AC8395BAFEB13C02DA292DDED7A83"); + return new X9ECParameters(curve, G, n, h); +} + +function secp160k1() { + // p = 2^160 - 2^32 - 2^14 - 2^12 - 2^9 - 2^8 - 2^7 - 2^3 - 2^2 - 1 + var p = fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFAC73"); + var a = BigInteger.ZERO; + var b = fromHex("7"); + //byte[] S = null; + var n = fromHex("0100000000000000000001B8FA16DFAB9ACA16B6B3"); + var h = BigInteger.ONE; + var curve = new ECCurveFp(p, a, b); + var G = curve.decodePointHex("04" + + "3B4C382CE37AA192A4019E763036F4F5DD4D7EBB" + + "938CF935318FDCED6BC28286531733C3F03C4FEE"); + return new X9ECParameters(curve, G, n, h); +} + +function secp160r1() { + // p = 2^160 - 2^31 - 1 + var p = fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF7FFFFFFF"); + var a = fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF7FFFFFFC"); + var b = fromHex("1C97BEFC54BD7A8B65ACF89F81D4D4ADC565FA45"); + //byte[] S = Hex.decode("1053CDE42C14D696E67687561517533BF3F83345"); + var n = fromHex("0100000000000000000001F4C8F927AED3CA752257"); + var h = BigInteger.ONE; + var curve = new ECCurveFp(p, a, b); + var G = curve.decodePointHex("04" + + "4A96B5688EF573284664698968C38BB913CBFC82" + + "23A628553168947D59DCC912042351377AC5FB32"); + return new X9ECParameters(curve, G, n, h); +} + +function secp192k1() { + // p = 2^192 - 2^32 - 2^12 - 2^8 - 2^7 - 2^6 - 2^3 - 1 + var p = fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFEE37"); + var a = BigInteger.ZERO; + var b = fromHex("3"); + //byte[] S = null; + var n = fromHex("FFFFFFFFFFFFFFFFFFFFFFFE26F2FC170F69466A74DEFD8D"); + var h = BigInteger.ONE; + var curve = new ECCurveFp(p, a, b); + var G = curve.decodePointHex("04" + + "DB4FF10EC057E9AE26B07D0280B7F4341DA5D1B1EAE06C7D" + + "9B2F2F6D9C5628A7844163D015BE86344082AA88D95E2F9D"); + return new X9ECParameters(curve, G, n, h); +} + +function secp192r1() { + // p = 2^192 - 2^64 - 1 + var p = fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFF"); + var a = fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFC"); + var b = fromHex("64210519E59C80E70FA7E9AB72243049FEB8DEECC146B9B1"); + //byte[] S = Hex.decode("3045AE6FC8422F64ED579528D38120EAE12196D5"); + var n = fromHex("FFFFFFFFFFFFFFFFFFFFFFFF99DEF836146BC9B1B4D22831"); + var h = BigInteger.ONE; + var curve = new ECCurveFp(p, a, b); + var G = curve.decodePointHex("04" + + "188DA80EB03090F67CBF20EB43A18800F4FF0AFD82FF1012" + + "07192B95FFC8DA78631011ED6B24CDD573F977A11E794811"); + return new X9ECParameters(curve, G, n, h); +} + +function secp224r1() { + // p = 2^224 - 2^96 + 1 + var p = fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF000000000000000000000001"); + var a = fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFFFFFFFFFE"); + var b = fromHex("B4050A850C04B3ABF54132565044B0B7D7BFD8BA270B39432355FFB4"); + //byte[] S = Hex.decode("BD71344799D5C7FCDC45B59FA3B9AB8F6A948BC5"); + var n = fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFF16A2E0B8F03E13DD29455C5C2A3D"); + var h = BigInteger.ONE; + var curve = new ECCurveFp(p, a, b); + var G = curve.decodePointHex("04" + + "B70E0CBD6BB4BF7F321390B94A03C1D356C21122343280D6115C1D21" + + "BD376388B5F723FB4C22DFE6CD4375A05A07476444D5819985007E34"); + return new X9ECParameters(curve, G, n, h); +} + +function secp256r1() { + // p = 2^224 (2^32 - 1) + 2^192 + 2^96 - 1 + var p = fromHex("FFFFFFFF00000001000000000000000000000000FFFFFFFFFFFFFFFFFFFFFFFF"); + var a = fromHex("FFFFFFFF00000001000000000000000000000000FFFFFFFFFFFFFFFFFFFFFFFC"); + var b = fromHex("5AC635D8AA3A93E7B3EBBD55769886BC651D06B0CC53B0F63BCE3C3E27D2604B"); + //byte[] S = Hex.decode("C49D360886E704936A6678E1139D26B7819F7E90"); + var n = fromHex("FFFFFFFF00000000FFFFFFFFFFFFFFFFBCE6FAADA7179E84F3B9CAC2FC632551"); + var h = BigInteger.ONE; + var curve = new ECCurveFp(p, a, b); + var G = curve.decodePointHex("04" + + "6B17D1F2E12C4247F8BCE6E563A440F277037D812DEB33A0F4A13945D898C296" + + "4FE342E2FE1A7F9B8EE7EB4A7C0F9E162BCE33576B315ECECBB6406837BF51F5"); + return new X9ECParameters(curve, G, n, h); +} + +// TODO: make this into a proper hashtable +function getSECCurveByName(name) { + if(name == "secp128r1") return secp128r1(); + if(name == "secp160k1") return secp160k1(); + if(name == "secp160r1") return secp160r1(); + if(name == "secp192k1") return secp192k1(); + if(name == "secp192r1") return secp192r1(); + if(name == "secp224r1") return secp224r1(); + if(name == "secp256r1") return secp256r1(); + return null; +} + +module.exports = { + "secp128r1":secp128r1, + "secp160k1":secp160k1, + "secp160r1":secp160r1, + "secp192k1":secp192k1, + "secp192r1":secp192r1, + "secp224r1":secp224r1, + "secp256r1":secp256r1 +} -- cgit v1.2.3-86-g962b