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lib/ec.js
11
lib/ec.js
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@ -1,12 +1,13 @@
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'use strict';
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var x509 = module.exports;
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var ASN1 = require('./asn1-packer.js');
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var Enc = require('./encoding.js');
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var x509 = module.exports;
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// 1.2.840.10045.3.1.7
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// prime256v1 (ANSI X9.62 named elliptic curve)
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var OBJ_ID_EC = '06 08 2A8648CE3D030107'.replace(/\s+/g, '').toLowerCase();
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var OBJ_ID_EC_256 = '06 08 2A8648CE3D030107'.replace(/\s+/g, '').toLowerCase();
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// 1.3.132.0.34
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// secp384r1 (SECG (Certicom) named elliptic curve)
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var OBJ_ID_EC_384 = '06 05 2B81040022'.replace(/\s+/g, '').toLowerCase();
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@ -18,7 +19,7 @@ x509.packSec1 = function (jwk) {
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var d = Enc.base64ToHex(jwk.d);
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var x = Enc.base64ToHex(jwk.x);
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var y = Enc.base64ToHex(jwk.y);
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var objId = ('P-256' === jwk.crv) ? OBJ_ID_EC : OBJ_ID_EC_384;
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var objId = ('P-256' === jwk.crv) ? OBJ_ID_EC_256 : OBJ_ID_EC_384;
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return Enc.hexToUint8(
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ASN1('30'
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, ASN1.UInt('01')
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@ -31,7 +32,7 @@ x509.packPkcs8 = function (jwk) {
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var d = Enc.base64ToHex(jwk.d);
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var x = Enc.base64ToHex(jwk.x);
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var y = Enc.base64ToHex(jwk.y);
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var objId = ('P-256' === jwk.crv) ? OBJ_ID_EC : OBJ_ID_EC_384;
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var objId = ('P-256' === jwk.crv) ? OBJ_ID_EC_256 : OBJ_ID_EC_384;
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return Enc.hexToUint8(
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ASN1('30'
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, ASN1.UInt('00')
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@ -49,7 +50,7 @@ x509.packPkcs8 = function (jwk) {
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x509.packSpki = function (jwk) {
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var x = Enc.base64ToHex(jwk.x);
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var y = Enc.base64ToHex(jwk.y);
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var objId = ('P-256' === jwk.crv) ? OBJ_ID_EC : OBJ_ID_EC_384;
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var objId = ('P-256' === jwk.crv) ? OBJ_ID_EC_256 : OBJ_ID_EC_384;
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return Enc.hexToUint8(
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ASN1('30'
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, ASN1('30'
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