Function peel_onion_message

pub fn peel_onion_message<NS: Deref, L: Deref, CMH: Deref>(
    msg: &OnionMessage,
    secp_ctx: &Secp256k1<All>,
    node_signer: NS,
    logger: L,
    custom_handler: CMH,
) -> Result<PeeledOnion<<CMH::Target as CustomOnionMessageHandler>::CustomMessage>, ()>
where
    NS::Target: NodeSigner,
    L::Target: Logger,
    CMH::Target: CustomOnionMessageHandler,

Decode one layer of an incoming OnionMessage.

Returns either the next layer of the onion for forwarding or the decrypted content for the receiver.