import type { IHasher } from './ports/hasher.port';
import type { ICoseVerifier } from './ports/cose-verifier.port';
import type { TransparencyLedgerEntry } from './transparency-statement';
export declare const VDS_RFC9162_SHA256 = 1;
export type ReceiptFailureCode = 'INDEX_NOT_CONTIGUOUS' | 'TREE_SIZE_MISMATCH' | 'UNSUPPORTED_VDS' | 'STATEMENT_PAYLOAD_MISMATCH' | 'STATEMENT_SIGNATURE_INVALID' | 'RECEIPT_SIGNATURE_INVALID' | 'INCLUSION_PROOF_INVALID' | 'ROOT_MISMATCH' | 'MALFORMED_ENTRY';
export interface ReceiptFailure {
    readonly code: ReceiptFailureCode;
    readonly leafIndex?: number;
    readonly statementId?: string;
    readonly message: string;
}
export interface EntryVerification {
    readonly leafIndex: number;
    readonly statementId: string;
    readonly verified: boolean;
    readonly failures: readonly ReceiptFailure[];
}
export interface ReceiptChainVerification {
    readonly verified: boolean;
    readonly entryCount: number;
    readonly entries: readonly EntryVerification[];
    readonly failures: readonly ReceiptFailure[];
    readonly recomputedRoot?: string;
}
export declare function verifyReceiptChain(ledger: readonly TransparencyLedgerEntry[], deps: {
    readonly hasher: IHasher;
    readonly verifier: ICoseVerifier;
}): ReceiptChainVerification;