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ExtensionFactory

Static class to manage X509 extensions

Constructors​

Constructor​

new ExtensionFactory(): ExtensionFactory

Returns​

ExtensionFactory

Methods​

create()​

static create(data, options?): Extension

Returns X509 Extension based on it's identifier

Parameters​

data​

BufferSource

DER encoded buffer

options?​

any

Optional ASN.1 parse options (e.g. asn1js.fromBER resource limits)

Returns​

Extension

Example​

const ext = ExtensionFactory.create(asnExtRaw);

register()​

static register(id, type): void

Registers a new X509 Extension class. If id already exists replaces it

Parameters​

id​

string

Extension identifier

type​

any

Extension class

Returns​

void

Example​

ExtensionFactory.register(
  asnX509.id_ce_basicConstraints,
  extensions.BasicConstraintsExtension,
);