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31 lines
1.1 KiB
C
31 lines
1.1 KiB
C
#ifndef LIGHTNING_COMMON_ONION_DECODE_H
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#define LIGHTNING_COMMON_ONION_DECODE_H
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#include "config.h"
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#include <bitcoin/privkey.h>
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#include <common/amount.h>
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#include <common/onion_encode.h>
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/**
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* onion_decode: decode payload from a decrypted onion.
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* @ctx: context to allocate onion_contents off.
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* @rs: the route_step, whose raw_payload is of at least length
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* onion_payload_length().
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* @blinding: the optional incoming blinding point.
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* @accepted_extra_tlvs: Allow these types to be in the TLV without failing
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* @amount_in: Incoming HTLC amount
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* @cltv_expiry: Incoming HTLC cltv_expiry
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* @failtlvtype: (out) the tlv type which failed to parse.
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* @failtlvpos: (out) the offset in the tlv which failed to parse.
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*
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* If the payload is not valid, returns NULL.
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*/
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struct onion_payload *onion_decode(const tal_t *ctx,
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const struct route_step *rs,
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const struct pubkey *blinding,
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const u64 *accepted_extra_tlvs,
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struct amount_msat amount_in,
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u32 cltv_expiry,
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u64 *failtlvtype,
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size_t *failtlvpos);
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#endif /* LIGHTNING_COMMON_ONION_DECODE_H */
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