import { CborMap } from './cbor';
export declare const COSE_SIGN1_TAG = 18;
export declare const COSE_HEADER: {
    readonly alg: 1;
    readonly content_type: 3;
    readonly kid: 4;
    readonly cwt_claims: 15;
    readonly typ: 16;
    readonly vds: 395;
    readonly vdp: 396;
};
export declare const VDP_INCLUSION_PROOF = -1;
export declare const VDS_RFC9162_SHA256 = 1;
export declare const COSE_ALG_EDDSA = -8;
export declare const CWT_CLAIM: {
    readonly iss: 1;
    readonly sub: 2;
};
export declare const SCITT_STATEMENT_CONTENT_TYPE = "application/vnd.evolith.decision+json";
export declare function sigStructure(protectedHeaderBytes: Uint8Array, payload: Uint8Array): Uint8Array;
export interface CoseSign1 {
    readonly protectedBytes: Uint8Array;
    readonly protectedHeader: CborMap;
    readonly unprotectedHeader: CborMap;
    readonly payload?: Uint8Array;
    readonly signature: Uint8Array;
}
export declare function encodeCoseSign1(input: {
    protectedBytes: Uint8Array;
    unprotectedHeader?: CborMap;
    payload?: Uint8Array;
    signature: Uint8Array;
}): Uint8Array;
export declare function decodeCoseSign1(bytes: Uint8Array): CoseSign1;
export interface InclusionProofContent {
    readonly treeSize: number;
    readonly leafIndex: number;
    readonly inclusionPath: readonly Uint8Array[];
}
export declare function encodeInclusionProof(proof: InclusionProofContent): Uint8Array;
export declare function decodeInclusionProof(bytes: Uint8Array): InclusionProofContent;
export declare function inclusionProofHeader(proof: InclusionProofContent): CborMap;
export declare function readInclusionProof(unprotected: CborMap): InclusionProofContent | undefined;
export declare function readIssuer(protectedHeader: CborMap): string | undefined;