source: trip-planner-front/node_modules/ecc-jsbn/lib/sec.js@ ceaed42

Last change on this file since ceaed42 was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago

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1// Named EC curves
2
3// Requires ec.js, jsbn.js, and jsbn2.js
4var BigInteger = require('jsbn').BigInteger
5var ECCurveFp = require('./ec.js').ECCurveFp
6
7
8// ----------------
9// X9ECParameters
10
11// constructor
12function X9ECParameters(curve,g,n,h) {
13 this.curve = curve;
14 this.g = g;
15 this.n = n;
16 this.h = h;
17}
18
19function x9getCurve() {
20 return this.curve;
21}
22
23function x9getG() {
24 return this.g;
25}
26
27function x9getN() {
28 return this.n;
29}
30
31function x9getH() {
32 return this.h;
33}
34
35X9ECParameters.prototype.getCurve = x9getCurve;
36X9ECParameters.prototype.getG = x9getG;
37X9ECParameters.prototype.getN = x9getN;
38X9ECParameters.prototype.getH = x9getH;
39
40// ----------------
41// SECNamedCurves
42
43function fromHex(s) { return new BigInteger(s, 16); }
44
45function 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
60function 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
75function 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
90function 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
105function 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
120function 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
135function 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
151function 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
162module.exports = {
163 "secp128r1":secp128r1,
164 "secp160k1":secp160k1,
165 "secp160r1":secp160r1,
166 "secp192k1":secp192k1,
167 "secp192r1":secp192r1,
168 "secp224r1":secp224r1,
169 "secp256r1":secp256r1
170}
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