/**
 * Get the signature payload for a given payload
 *
 * @param {object} options
 * @param {PayloadSpec} options.spec
 * @param {Payload} options.payload
 * @param {string} [options.version]
 * @param {import('iso-signatures/types').SignatureType} options.signatureType
 */
export function getSignaturePayload(options: {
    spec: PayloadSpec;
    payload: Payload;
    version?: string | undefined;
    signatureType: import("iso-signatures/types").SignatureType;
}): SignaturePayload;
/**
 * Decode a signature payload
 *
 * @param {Uint8Array} bytes
 */
export function decodeSignaturePayload(bytes: Uint8Array): {
    alg: import("iso-signatures/types").SignatureType;
    enc: import("./types.js").VarsigEncoding;
    payload: Payload<unknown>;
};
/**
 * Check if a payload is an invocation payload
 *
 * @param {Payload} payload
 * @returns {payload is InvocationPayload}
 */
export function isInvocationPayload(payload: Payload): payload is InvocationPayload;
/**
 * Check if a payload is a delegation payload
 *
 * @param {Payload} payload
 * @returns {payload is DelegationPayload}
 */
export function isDelegationPayload(payload: Payload): payload is DelegationPayload;
/**
 *
 * @param {EnvelopeSignOptions} options
 */
export function sign(options: EnvelopeSignOptions): Promise<{
    signature: Uint8Array<ArrayBufferLike>;
    signaturePayload: SignaturePayload;
}>;
/**
 * Encode a UCAN envelope
 *
 * @see https://github.com/ucan-wg/spec#envelope
 * @param {EnvelopeEncodeOptions} options
 *
 */
export function encode(options: EnvelopeEncodeOptions): ByteView<(Uint8Array<ArrayBufferLike> | SignaturePayload<unknown>)[]>;
/**
 * Decode a UCAN envelope
 *
 * @template {PayloadSpec} Spec
 * @see https://github.com/ucan-wg/spec#envelope
 * @param {EnvelopeDecodeOptions} options
 * @returns {DecodedEnvelope<Spec>}
 */
export function decode<Spec extends PayloadSpec>(options: EnvelopeDecodeOptions): DecodedEnvelope<Spec>;
/**
 * @import { Envelope, PayloadTag, EnvelopeDecodeOptions, EnvelopeEncodeOptions, EnvelopeSignOptions, SignaturePayload, PayloadSpec, DecodedEnvelope, DelegationPayload, InvocationPayload, Payload} from './types.js'
 * @import { ByteView } from 'multiformats'
 */
/** Version */
export const VERSION: "1.0.0-rc.1";
import type { PayloadSpec } from './types.js';
import type { Payload } from './types.js';
import type { SignaturePayload } from './types.js';
import type { InvocationPayload } from './types.js';
import type { DelegationPayload } from './types.js';
import type { EnvelopeSignOptions } from './types.js';
import type { EnvelopeEncodeOptions } from './types.js';
import type { ByteView } from 'multiformats';
import type { EnvelopeDecodeOptions } from './types.js';
import type { DecodedEnvelope } from './types.js';
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