import { Link, UnknownLink } from 'multiformats/link';
import { Writer } from './writer/api.js';
import { Reader, ReadResult } from './reader/api.js';
export type CARLink = Link<Uint8Array, 0x0202>;
export type MultihashCodec = number;
export type DigestLength = number;
export type Await<T> = T | PromiseLike<T>;
export interface IndexItem {
    digest: Uint8Array;
    offset: number;
}
export interface ReaderState {
    bytesReader: BytesReaderState;
}
export interface BytesReaderState {
    pos: number;
    have: number;
    offset: number;
    currentChunk: Uint8Array;
}
export interface CloseOptions {
    releaseLock?: boolean;
    closeWriter?: boolean;
}
export interface IndexWriter<S> {
    writer: Writer<Uint8Array>;
    state: S;
    add(cid: UnknownLink, offset: number): Await<IndexWriter<S>>;
    close(options?: CloseOptions): Await<void>;
}
export interface IndexReader<S extends ReaderState = ReaderState, V extends IndexItem = IndexItem> {
    reader: Reader<Uint8Array>;
    state: S;
    read(): Await<ReadResult<V>>;
    cancel(reason?: any): Await<void>;
}
//# sourceMappingURL=api.d.ts.map