23 lines
760 B
TypeScript
23 lines
760 B
TypeScript
import {
|
|
encodeBitString,
|
|
encodeNull,
|
|
encodeObjectIdentifier,
|
|
encodeSequence,
|
|
} from "../asn1/writer.js";
|
|
import type { RsaPublicKey } from "./keys.types.js";
|
|
import { OID_RSA_ENCRYPTION } from "./oid.js";
|
|
import { serializeRsaPublicKeyPkcs1 } from "./serialize-pkcs1-public.js";
|
|
|
|
/**
|
|
* Serialise an `RsaPublicKey` to a DER-encoded `SubjectPublicKeyInfo`
|
|
* (RFC 5280 §4.1) wrapping a PKCS#1 `RSAPublicKey`.
|
|
*/
|
|
export function serializeRsaPublicKeySpki(key: RsaPublicKey): Uint8Array {
|
|
const algorithm = encodeSequence(
|
|
encodeObjectIdentifier(OID_RSA_ENCRYPTION),
|
|
encodeNull()
|
|
);
|
|
const subjectPublicKey = encodeBitString(serializeRsaPublicKeyPkcs1(key));
|
|
return encodeSequence(algorithm, subjectPublicKey);
|
|
}
|