export declare const MAX_VARINT_LEN_16 = 3;
export declare const MAX_VARINT_LEN_32 = 5;
export declare const MAX_VARINT_LEN_64 = 10;
export declare class BufferWrapper {
    buf: Buffer;
    pos: number;
    constructor(buf: Buffer);
    writeVarInt(n: number): void;
    readVarInt(): number;
}