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Member "Atom/resources/app/apm/node_modules/ecc-jsbn/lib/sec.js" (8 Mar 2017, 6100 Bytes) of archive /windows/misc/atom-windows.zip:


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    1 // Named EC curves
    2 
    3 // Requires ec.js, jsbn.js, and jsbn2.js
    4 var BigInteger = require('jsbn').BigInteger
    5 var ECCurveFp = require('./ec.js').ECCurveFp
    6 
    7 
    8 // ----------------
    9 // X9ECParameters
   10 
   11 // constructor
   12 function X9ECParameters(curve,g,n,h) {
   13     this.curve = curve;
   14     this.g = g;
   15     this.n = n;
   16     this.h = h;
   17 }
   18 
   19 function x9getCurve() {
   20     return this.curve;
   21 }
   22 
   23 function x9getG() {
   24     return this.g;
   25 }
   26 
   27 function x9getN() {
   28     return this.n;
   29 }
   30 
   31 function x9getH() {
   32     return this.h;
   33 }
   34 
   35 X9ECParameters.prototype.getCurve = x9getCurve;
   36 X9ECParameters.prototype.getG = x9getG;
   37 X9ECParameters.prototype.getN = x9getN;
   38 X9ECParameters.prototype.getH = x9getH;
   39 
   40 // ----------------
   41 // SECNamedCurves
   42 
   43 function fromHex(s) { return new BigInteger(s, 16); }
   44 
   45 function secp128r1() {
   46     // p = 2^128 - 2^97 - 1
   47     var p = fromHex("FFFFFFFDFFFFFFFFFFFFFFFFFFFFFFFF");
   48     var a = fromHex("FFFFFFFDFFFFFFFFFFFFFFFFFFFFFFFC");
   49     var b = fromHex("E87579C11079F43DD824993C2CEE5ED3");
   50     //byte[] S = Hex.decode("000E0D4D696E6768756151750CC03A4473D03679");
   51     var n = fromHex("FFFFFFFE0000000075A30D1B9038A115");
   52     var h = BigInteger.ONE;
   53     var curve = new ECCurveFp(p, a, b);
   54     var G = curve.decodePointHex("04"
   55                 + "161FF7528B899B2D0C28607CA52C5B86"
   56         + "CF5AC8395BAFEB13C02DA292DDED7A83");
   57     return new X9ECParameters(curve, G, n, h);
   58 }
   59 
   60 function secp160k1() {
   61     // p = 2^160 - 2^32 - 2^14 - 2^12 - 2^9 - 2^8 - 2^7 - 2^3 - 2^2 - 1
   62     var p = fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFAC73");
   63     var a = BigInteger.ZERO;
   64     var b = fromHex("7");
   65     //byte[] S = null;
   66     var n = fromHex("0100000000000000000001B8FA16DFAB9ACA16B6B3");
   67     var h = BigInteger.ONE;
   68     var curve = new ECCurveFp(p, a, b);
   69     var G = curve.decodePointHex("04"
   70                 + "3B4C382CE37AA192A4019E763036F4F5DD4D7EBB"
   71                 + "938CF935318FDCED6BC28286531733C3F03C4FEE");
   72     return new X9ECParameters(curve, G, n, h);
   73 }
   74 
   75 function secp160r1() {
   76     // p = 2^160 - 2^31 - 1
   77     var p = fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF7FFFFFFF");
   78     var a = fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF7FFFFFFC");
   79     var b = fromHex("1C97BEFC54BD7A8B65ACF89F81D4D4ADC565FA45");
   80     //byte[] S = Hex.decode("1053CDE42C14D696E67687561517533BF3F83345");
   81     var n = fromHex("0100000000000000000001F4C8F927AED3CA752257");
   82     var h = BigInteger.ONE;
   83     var curve = new ECCurveFp(p, a, b);
   84     var G = curve.decodePointHex("04"
   85         + "4A96B5688EF573284664698968C38BB913CBFC82"
   86         + "23A628553168947D59DCC912042351377AC5FB32");
   87     return new X9ECParameters(curve, G, n, h);
   88 }
   89 
   90 function secp192k1() {
   91     // p = 2^192 - 2^32 - 2^12 - 2^8 - 2^7 - 2^6 - 2^3 - 1
   92     var p = fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFEE37");
   93     var a = BigInteger.ZERO;
   94     var b = fromHex("3");
   95     //byte[] S = null;
   96     var n = fromHex("FFFFFFFFFFFFFFFFFFFFFFFE26F2FC170F69466A74DEFD8D");
   97     var h = BigInteger.ONE;
   98     var curve = new ECCurveFp(p, a, b);
   99     var G = curve.decodePointHex("04"
  100                 + "DB4FF10EC057E9AE26B07D0280B7F4341DA5D1B1EAE06C7D"
  101                 + "9B2F2F6D9C5628A7844163D015BE86344082AA88D95E2F9D");
  102     return new X9ECParameters(curve, G, n, h);
  103 }
  104 
  105 function secp192r1() {
  106     // p = 2^192 - 2^64 - 1
  107     var p = fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFF");
  108     var a = fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFC");
  109     var b = fromHex("64210519E59C80E70FA7E9AB72243049FEB8DEECC146B9B1");
  110     //byte[] S = Hex.decode("3045AE6FC8422F64ED579528D38120EAE12196D5");
  111     var n = fromHex("FFFFFFFFFFFFFFFFFFFFFFFF99DEF836146BC9B1B4D22831");
  112     var h = BigInteger.ONE;
  113     var curve = new ECCurveFp(p, a, b);
  114     var G = curve.decodePointHex("04"
  115                 + "188DA80EB03090F67CBF20EB43A18800F4FF0AFD82FF1012"
  116                 + "07192B95FFC8DA78631011ED6B24CDD573F977A11E794811");
  117     return new X9ECParameters(curve, G, n, h);
  118 }
  119 
  120 function secp224r1() {
  121     // p = 2^224 - 2^96 + 1
  122     var p = fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF000000000000000000000001");
  123     var a = fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFFFFFFFFFE");
  124     var b = fromHex("B4050A850C04B3ABF54132565044B0B7D7BFD8BA270B39432355FFB4");
  125     //byte[] S = Hex.decode("BD71344799D5C7FCDC45B59FA3B9AB8F6A948BC5");
  126     var n = fromHex("FFFFFFFFFFFFFFFFFFFFFFFFFFFF16A2E0B8F03E13DD29455C5C2A3D");
  127     var h = BigInteger.ONE;
  128     var curve = new ECCurveFp(p, a, b);
  129     var G = curve.decodePointHex("04"
  130                 + "B70E0CBD6BB4BF7F321390B94A03C1D356C21122343280D6115C1D21"
  131                 + "BD376388B5F723FB4C22DFE6CD4375A05A07476444D5819985007E34");
  132     return new X9ECParameters(curve, G, n, h);
  133 }
  134 
  135 function secp256r1() {
  136     // p = 2^224 (2^32 - 1) + 2^192 + 2^96 - 1
  137     var p = fromHex("FFFFFFFF00000001000000000000000000000000FFFFFFFFFFFFFFFFFFFFFFFF");
  138     var a = fromHex("FFFFFFFF00000001000000000000000000000000FFFFFFFFFFFFFFFFFFFFFFFC");
  139     var b = fromHex("5AC635D8AA3A93E7B3EBBD55769886BC651D06B0CC53B0F63BCE3C3E27D2604B");
  140     //byte[] S = Hex.decode("C49D360886E704936A6678E1139D26B7819F7E90");
  141     var n = fromHex("FFFFFFFF00000000FFFFFFFFFFFFFFFFBCE6FAADA7179E84F3B9CAC2FC632551");
  142     var h = BigInteger.ONE;
  143     var curve = new ECCurveFp(p, a, b);
  144     var G = curve.decodePointHex("04"
  145                 + "6B17D1F2E12C4247F8BCE6E563A440F277037D812DEB33A0F4A13945D898C296"
  146         + "4FE342E2FE1A7F9B8EE7EB4A7C0F9E162BCE33576B315ECECBB6406837BF51F5");
  147     return new X9ECParameters(curve, G, n, h);
  148 }
  149 
  150 // TODO: make this into a proper hashtable
  151 function getSECCurveByName(name) {
  152     if(name == "secp128r1") return secp128r1();
  153     if(name == "secp160k1") return secp160k1();
  154     if(name == "secp160r1") return secp160r1();
  155     if(name == "secp192k1") return secp192k1();
  156     if(name == "secp192r1") return secp192r1();
  157     if(name == "secp224r1") return secp224r1();
  158     if(name == "secp256r1") return secp256r1();
  159     return null;
  160 }
  161 
  162 module.exports = {
  163   "secp128r1":secp128r1,
  164   "secp160k1":secp160k1,
  165   "secp160r1":secp160r1,
  166   "secp192k1":secp192k1,
  167   "secp192r1":secp192r1,
  168   "secp224r1":secp224r1,
  169   "secp256r1":secp256r1
  170 }