@credo-ts/core/build/crypto/contexts/sign1Context.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 { CredoError } from "../../error/CredoError.mjs";
import "../../error/index.mjs";
import { knownJwaFromCoseSignatureAlgorithm } from "../../modules/kms/cose/algorithm.mjs";
import { PublicJwk } from "../../modules/kms/jwk/PublicJwk.mjs";
import { KeyManagementApi } from "../../modules/kms/KeyManagementApi.mjs";
import "../../modules/kms/index.mjs";
//#region src/crypto/contexts/sign1Context.ts
const getSign1Context = (agentContext) => {
	const kms = agentContext.resolve(KeyManagementApi);
	return {
		sign: async (input) => {
			if (!input.key.keyId) throw new CredoError("Missing required keyId on CoseKey for signing mdoc");
			const algorithm = input.algorithm ?? input.key.algorithm;
			if (algorithm === void 0) throw new CredoError("Unable to sign COSE Sign1 structure. No algorithm provided or defined on the COSE key.");
			const { signature } = await kms.sign({
				data: input.toBeSigned,
				algorithm: knownJwaFromCoseSignatureAlgorithm(algorithm),
				keyId: input.key.keyId
			});
			return signature;
		},
		verify: async (input) => {
			const algorithm = input.algorithm ?? input.key.algorithm;
			const jwaAlgorithm = algorithm ? knownJwaFromCoseSignatureAlgorithm(algorithm) : PublicJwk.fromUnknown(input.key.jwk).signatureAlgorithm;
			const { verified } = await kms.verify({
				key: { publicJwk: input.key.jwk },
				data: input.toBeVerified,
				algorithm: jwaAlgorithm,
				signature: input.signature
			});
			return verified;
		}
	};
};
//#endregion
export { getSign1Context };

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