90 lines
2.4 KiB
JavaScript
90 lines
2.4 KiB
JavaScript
// from https://github.com/Rantanen/node-dtls/blob/25a7dc861bda38cfeac93a723500eea4f0ac2e86/Certificate.js
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// thanks to @Rantanen
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'use strict'
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var asn = require('asn1.js')
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var Time = asn.define('Time', function () {
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this.choice({
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utcTime: this.utctime(),
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generalTime: this.gentime()
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})
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})
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var AttributeTypeValue = asn.define('AttributeTypeValue', function () {
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this.seq().obj(
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this.key('type').objid(),
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this.key('value').any()
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)
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})
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var AlgorithmIdentifier = asn.define('AlgorithmIdentifier', function () {
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this.seq().obj(
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this.key('algorithm').objid(),
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this.key('parameters').optional(),
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this.key('curve').objid().optional()
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)
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})
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var SubjectPublicKeyInfo = asn.define('SubjectPublicKeyInfo', function () {
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this.seq().obj(
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this.key('algorithm').use(AlgorithmIdentifier),
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this.key('subjectPublicKey').bitstr()
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)
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})
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var RelativeDistinguishedName = asn.define('RelativeDistinguishedName', function () {
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this.setof(AttributeTypeValue)
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})
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var RDNSequence = asn.define('RDNSequence', function () {
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this.seqof(RelativeDistinguishedName)
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})
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var Name = asn.define('Name', function () {
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this.choice({
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rdnSequence: this.use(RDNSequence)
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})
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})
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var Validity = asn.define('Validity', function () {
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this.seq().obj(
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this.key('notBefore').use(Time),
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this.key('notAfter').use(Time)
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)
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})
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var Extension = asn.define('Extension', function () {
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this.seq().obj(
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this.key('extnID').objid(),
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this.key('critical').bool().def(false),
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this.key('extnValue').octstr()
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)
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})
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var TBSCertificate = asn.define('TBSCertificate', function () {
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this.seq().obj(
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this.key('version').explicit(0).int().optional(),
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this.key('serialNumber').int(),
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this.key('signature').use(AlgorithmIdentifier),
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this.key('issuer').use(Name),
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this.key('validity').use(Validity),
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this.key('subject').use(Name),
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this.key('subjectPublicKeyInfo').use(SubjectPublicKeyInfo),
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this.key('issuerUniqueID').implicit(1).bitstr().optional(),
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this.key('subjectUniqueID').implicit(2).bitstr().optional(),
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this.key('extensions').explicit(3).seqof(Extension).optional()
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)
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})
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var X509Certificate = asn.define('X509Certificate', function () {
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this.seq().obj(
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this.key('tbsCertificate').use(TBSCertificate),
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this.key('signatureAlgorithm').use(AlgorithmIdentifier),
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this.key('signatureValue').bitstr()
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)
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})
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module.exports = X509Certificate
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