import type { Awaitable } from "./Awaitable.js";
import type { Message } from "./Message.js";
import type { Signature } from "./Signature.js";
export interface SignatureScheme<Payload = unknown> {
    type: string;
    codecs: string[];
    verify: (signature: Signature, message: Message<Payload>) => Awaitable<void>;
    create: (init?: {
        type: string;
        privateKey: Uint8Array;
    }) => Signer<Payload>;
}
export interface Signer<Payload = unknown> {
    scheme: SignatureScheme<Payload>;
    publicKey: string;
    sign(message: Message<Payload>, options?: {
        codec?: string;
    }): Awaitable<Signature>;
    export(): {
        type: string;
        privateKey: Uint8Array;
    };
}