@credo-ts/core/build/modules/kms/cose/algorithm.mjs

<p align="center"> <br /> <img alt="Credo Logo" src="https://github.com/openwallet-foundation/credo-ts/blob/c7886cb8377ceb8ee4efe8d264211e561a75072d/images/credo-logo.png" height="250px" /> </p> <h1 align="center"><b>Credo - Core</b></h1

import { KeyManagementError } from "../error/KeyManagementError.mjs";
import { KnownJwaSignatureAlgorithms } from "../jwk/jwa.mjs";
import { z } from "zod";

//#region src/modules/kms/cose/algorithm.ts
const KnownCoseSignatureAlgorithms = {
	Ed25519: -19,
	Ed448: -53,
	EdDSA: -19,
	ESP256: -9,
	ESP384: -51,
	ESP512: -52,
	ES256K: -47,
	RS256: -257,
	RS384: -258,
	RS512: -259,
	PS256: -37,
	PS384: -38,
	PS512: -39,
	HS256: 5,
	HS384: 6,
	HS512: 7
};
const zKnownCoseSignatureAlgorithm = z.enum(KnownCoseSignatureAlgorithms);
function isKnownCoseSignatureAlgorithm(coseAlg) {
	return Object.values(KnownCoseSignatureAlgorithms).includes(coseAlg);
}
const coseToJwaSignatureAlgorithmMap = {
	[KnownCoseSignatureAlgorithms.Ed25519]: KnownJwaSignatureAlgorithms.Ed25519,
	[KnownCoseSignatureAlgorithms.ESP256]: KnownJwaSignatureAlgorithms.ES256,
	[KnownCoseSignatureAlgorithms.ESP384]: KnownJwaSignatureAlgorithms.ES384,
	[KnownCoseSignatureAlgorithms.ESP512]: KnownJwaSignatureAlgorithms.ES512,
	[KnownCoseSignatureAlgorithms.ES256K]: KnownJwaSignatureAlgorithms.ES256K,
	[KnownCoseSignatureAlgorithms.RS256]: KnownJwaSignatureAlgorithms.RS256,
	[KnownCoseSignatureAlgorithms.RS384]: KnownJwaSignatureAlgorithms.RS384,
	[KnownCoseSignatureAlgorithms.RS512]: KnownJwaSignatureAlgorithms.RS512,
	[KnownCoseSignatureAlgorithms.PS256]: KnownJwaSignatureAlgorithms.PS256,
	[KnownCoseSignatureAlgorithms.PS384]: KnownJwaSignatureAlgorithms.PS384,
	[KnownCoseSignatureAlgorithms.PS512]: KnownJwaSignatureAlgorithms.PS512,
	[KnownCoseSignatureAlgorithms.HS256]: KnownJwaSignatureAlgorithms.HS256,
	[KnownCoseSignatureAlgorithms.HS384]: KnownJwaSignatureAlgorithms.HS384,
	[KnownCoseSignatureAlgorithms.HS512]: KnownJwaSignatureAlgorithms.HS512
};
function knownJwaFromCoseSignatureAlgorithm(coseAlg) {
	const jwaAlg = coseToJwaSignatureAlgorithmMap[coseAlg];
	if (!jwaAlg) throw new KeyManagementError(`Cannot map coseAlg ${coseAlg} (${Object.entries(KnownCoseSignatureAlgorithms).find(([key, possibleCoseAlg]) => coseAlg === possibleCoseAlg)?.[0]}) to JWA signature algorithm, no JWA signature algorithm known for COSE algorithm.`);
	return jwaAlg;
}

//#endregion
export { KnownCoseSignatureAlgorithms, isKnownCoseSignatureAlgorithm, knownJwaFromCoseSignatureAlgorithm };
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