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AsnEcSignatureFormatter

Provides mechanism to convert ASN.1 signature value to WebCrypto and back

To register it's implementation in global use tsyringe container

Example​

import { container } from "tsyringe";

container.registerSingleton(diAsnSignatureFormatter, AsnDefaultSignatureFormatter);

Implements​

Constructors​

new AsnEcSignatureFormatter()​

new AsnEcSignatureFormatter(): AsnEcSignatureFormatter

Returns​

AsnEcSignatureFormatter

Properties​

defaultNamedCurveSize​

static defaultNamedCurveSize: number = 32

namedCurveSize​

static namedCurveSize: Map<string, number>

Methods​

toAsnSignature()​

toAsnSignature(algorithm, signature): null | ArrayBuffer

Converts ASN.1 signature to WebCrypto format

Parameters​

• algorithm: Algorithm

Key and signing algorithm

• signature: BufferSource

ASN.1 signature value in DER format

Returns​

null | ArrayBuffer

Implementation of​

IAsnSignatureFormatter.toAsnSignature

toWebSignature()​

toWebSignature(algorithm, signature): null | ArrayBuffer

Converts WebCrypto signature to ASN.1 DER encoded signature value

Parameters​

• algorithm: Algorithm

• signature: BufferSource

Returns​

null | ArrayBuffer

Implementation of​

IAsnSignatureFormatter.toWebSignature