export interface ShamirPlugin {
    /**
     * Splits secret data (Base64) into encrypted shards in memory.
     * @param options totalShards (≤255), threshold (≥2, ≤255), and inputDataBase64 (Base64-encoded secret)
     * @param callback Reports progress and returns shards as Base64 strings
     */
    generateShards(options: {
        totalShards: number;
        threshold: number;
        inputDataBase64: string;
    }, callback: (data?: {
        progress: number;
        shardsBase64?: string[];
    }, error?: Error) => void): Promise<void>;
    /**
     * Restores secret data from encrypted shards (all in memory, Base64).
     * @param options inputShardsBase64: array of Base64-encoded shards
     * @param callback Reports progress and returns restored secret as Base64
     */
    restoreFromShards(options: {
        inputShardsBase64: string[];
    }, callback: (data?: {
        progress: number;
        dataBase64?: string;
    }, error?: Error) => void): Promise<void>;
    /**
     * Restores a specific shard from a set of encrypted shards (all in memory, Base64).
     * @param options shardIndex (>0, ≤255) and inputShardsBase64
     * @param callback Reports progress and returns the requested shard as Base64
     */
    restoreShard(options: {
        shardIndex: number;
        inputShardsBase64: string[];
    }, callback: (data?: {
        progress: number;
        dataBase64?: string;
    }, error?: Error) => void): Promise<void>;
    /**
     * Splits a file into encrypted shard files.
     * @param options totalShards (≤255), threshold (≥2, ≤255), srcPath (input file), dstPathRoot (output directory)
     * @param callback Reports progress and returns paths to shard files
     */
    generateFileShards(options: {
        totalShards: number;
        threshold: number;
        srcPath: string;
        dstPathRoot: string;
    }, callback: (data?: {
        progress: number;
        shardsPaths?: string[];
    }, error?: Error) => void): Promise<void>;
    /**
     * Splits secret data (Base64) into encrypted shard files.
     * @param options totalShards (≤255), threshold (≥2, ≤255), inputDataBase64, dstPathRoot (output directory)
     * @param callback Reports progress and returns paths to shard files
     */
    generateShardsToFiles(options: {
        totalShards: number;
        threshold: number;
        inputDataBase64: string;
        dstPathRoot: string;
    }, callback: (data?: {
        progress: number;
        shardsPaths?: string[];
    }, error?: Error) => void): Promise<void>;
    /**
     * Restores a file from encrypted shard files.
     * @param options shardsPaths (input files), dstPath (output file)
     * @param callback Reports progress and returns the output file path
     */
    restoreFromFileShards(options: {
        shardsPaths: string[];
        dstPath: string;
    }, callback: (data?: {
        progress: number;
        dstPath?: string;
    }, error?: Error) => void): Promise<void>;
    /**
     * Restores secret data (Base64) from encrypted shard files.
     * @param options shardsPaths (input files)
     * @param callback Reports progress and returns restored secret as Base64
     */
    restoreFromFileShardsToData(options: {
        shardsPaths: string[];
    }, callback: (data?: {
        progress: number;
        dataBase64?: string;
    }, error?: Error) => void): Promise<void>;
    /**
     * Restores a specific shard file from a set of encrypted shard files.
     * @param options shardIndex (>0, ≤255), shardsPaths (input files), dstPathRoot (output directory)
     * @param callback Reports progress and returns the path to the restored shard file
     */
    restoreFileShard(options: {
        shardIndex: number;
        shardsPaths: string[];
        dstPathRoot: string;
    }, callback: (data?: {
        progress: number;
        shardPath?: string;
    }, error?: Error) => void): Promise<void>;
}
/**
 * IndexedDB connection parameters to ensure web filesystem compatibility with Capacitor Filesystem Plugin
 * or any other indexeddb object storage implementation.
 */
export interface IndexedDbConfig {
    /**
     * The name of the IndexedDB database.
     */
    dbName: string;
    /**
     * The version of the IndexedDB database.
     */
    version: number;
    /**
     * The name of the object store in the IndexedDB database.
     */
    storeName: string;
}