import type { Contact } from "./Contact";
import type { proto } from "../../WAProto";
export declare type KeyPair = {
    public: Uint8Array;
    private: Uint8Array;
};
export declare type SignedKeyPair = {
    keyPair: KeyPair;
    signature: Uint8Array;
    keyId: number;
};
export declare type ProtocolAddress = {
    name: string;
    deviceId: number;
};
export declare type SignalIdentity = {
    identifier: ProtocolAddress;
    identifierKey: Uint8Array;
};
export declare type CollectionType = 'regular_high' | 'regular_low' | 'critical_unblock_low' | 'critical_block';
export declare type AuthenticationCreds = {
    noiseKey: KeyPair;
    signedIdentityKey: KeyPair;
    signedPreKey: SignedKeyPair;
    registrationId: number;
    advSecretKey: string;
    me?: Contact;
    account?: proto.ADVSignedDeviceIdentity;
    signalIdentities?: SignalIdentity[];
    appStateSyncKeys?: proto.IAppStateSyncKey[];
    appStateVersion?: {
        [T in CollectionType]: number;
    };
    firstUnuploadedPreKeyId: number;
    serverHasPreKeys: boolean;
    nextPreKeyId: number;
};
declare type Awaitable<T> = T | Promise<T>;
export declare type SignalKeyStore = {
    getPreKey: (keyId: number) => Awaitable<KeyPair>;
    setPreKey: (keyId: number, pair: KeyPair | null) => Awaitable<void>;
    getSession: (sessionId: string) => Awaitable<any>;
    setSession: (sessionId: string, item: any | null) => Awaitable<void>;
    getSenderKey: (id: string) => Awaitable<any>;
    setSenderKey: (id: string, item: any | null) => Awaitable<void>;
};
export declare type AuthenticationState = {
    creds: AuthenticationCreds;
    keys: SignalKeyStore;
};
export {};