@node-dlc/core
Version:
56 lines (55 loc) • 2.23 kB
TypeScript
/// <reference types="node" />
export declare class ChannelKeys {
/**
* Derives a public key that can be used for local or remote
* pubkey, htlc_pubkey, or delayed_pubkey
*
* Derived via:
* pubkey = basepoint + SHA256(per_commitment_point || basepoint) * G
*
* @param perCommitmentPoint 33-byte buffer
* @param basePoint 33-byte base point
* @returns 33-byte buffer
*/
static derivePubKey(perCommitmentPoint: Buffer, basePoint: Buffer): Buffer;
/**
* Derives the private keys based on local basepoint secrets and can
* be used to derive per-commitment
* - payment_scret
* - delayedpayment_secret
* - htlc_secret
*
* Derived via:
* privkey = basepoint_secret + SHA256(per_commitment_point || basepoint)
*
* @param perCommitmentPoint 32-byte buffer
* @param basePointSecret 32-byte buffer
* @return 32-byte buffer
*/
static derivePrivKey(perCommitmentPoint: Buffer, basePointSecret: Buffer): Buffer;
/**
* Derives the revocationpubkey blinded key for either local or
* remote revocation pubkey generation.
*
* Derived via:
* revocationpubkey = revocation_basepoint * SHA256(revocation_basepoint || per_commitment_point) +
* per_commitment_point * SHA256(per_commitment_point || revocation_basepoint)
*
* @param perCommitmentPoint 33-byte buffer
* @param basePoint 33-byte buffer
* @returns 33-byte buffer
*/
static deriveRevocationPubKey(perCommitmentPoint: Buffer, basePoint: Buffer): Buffer;
/**
* Derives the revocationprivkey which is used by the local node
* and with a per_commitment_secret that was revealed by the
* counterparty.
*
* Derived via:
* revocationprivkey = revocation_basepoint_secret * SHA256(revocation_basepoint || per_commitment_point) +
* per_commitment_secret * SHA256(per_commitment_point || revocation_basepoint)
* @param perCommitmentPointSecret 32-byte buffer
* @param basePointSecret 32-byte buffer
*/
static deriveRevocationPrivKey(perCommitmentPointSecret: Buffer, basePointSecret: Buffer): Buffer;
}