import { CheckpointNumber } from '@aztec/foundation/branded-types';
import { Fr } from '@aztec/foundation/curves/bn254';
import { BufferReader } from '@aztec/foundation/serialize';
export declare class InboxLeaf {
    /** Index of the leaf in the whole tree. */
    readonly index: bigint;
    /** Leaf in the subtree/message hash. */
    readonly leaf: Fr;
    constructor(
    /** Index of the leaf in the whole tree. */
    index: bigint, 
    /** Leaf in the subtree/message hash. */
    leaf: Fr);
    toBuffer(): Buffer;
    fromBuffer(buffer: Buffer | BufferReader): InboxLeaf;
    static smallestIndexForCheckpoint(checkpointNumber: CheckpointNumber): bigint;
    /**
     * Returns the range of valid indices for a given checkpoint.
     * Start index is inclusive, end index is exclusive.
     */
    static indexRangeForCheckpoint(checkpointNumber: CheckpointNumber): [bigint, bigint];
    /** Returns the checkpoint number for a given leaf index */
    static checkpointNumberFromIndex(index: bigint): CheckpointNumber;
}
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