ts-mls/dist/src/crypto/implementation/noble/makeHashImpl.js

[](https://github.com/LukaJCB/ts-mls/actions/workflows/ci.yml) [](https://badge.fury.io/js/ts-mls) [![Coverage Status](https://co

import { sha256, sha384, sha512 } from "@noble/hashes/sha2.js";
import { hmac } from "@noble/hashes/hmac.js";
import { constantTimeEqual } from "../../../util/constantTimeCompare.js";
export function makeHashImpl(h) {
    return {
        async digest(data) {
            switch (h) {
                case "SHA-256":
                    return sha256(data);
                case "SHA-384":
                    return sha384(data);
                case "SHA-512":
                    return sha512(data);
                default:
                    throw new Error(`Unsupported hash algorithm: ${h}`);
            }
        },
        async mac(key, data) {
            switch (h) {
                case "SHA-256":
                    return hmac(sha256, key, data);
                case "SHA-384":
                    return hmac(sha384, key, data);
                case "SHA-512":
                    return hmac(sha512, key, data);
                default:
                    throw new Error(`Unsupported hash algorithm: ${h}`);
            }
        },
        async verifyMac(key, mac, data) {
            const expectedMac = await this.mac(key, data);
            return constantTimeEqual(mac, expectedMac);
        },
    };
}
//# sourceMappingURL=makeHashImpl.js.map