[Lightning-dev] Dual Funding Proposal

Rusty Russell rusty at rustcorp.com.au
Fri Nov 30 03:05:03 UTC 2018


lisa neigut <niftynei at gmail.com> writes:
>>  * [`2`:`scriptlen`]
>>
>>  * [`scriptlen`:`script`]
>>
>>  * [`2`:`max_extra_witness_len`]
>>
>>  * [`2`:`wscriptlen`]
>>
>>  * [`wscriptlen`:`wscript`]
>>
>>
>> `script` here is the `scriptPubKey`?  This is needed for `hashPrevouts` in
>> BIP143 I believe.
>>
>> What is the `wscript`?  Is this the `scriptCode` in BIP143?

I was thinking the BIP141 witnessScript; this mixes weirdly with P2WPKH
though where the witnessScript does not really exist.  So I guess an
empty witnessScript means P2WPKH.

>> Are non-SegWit inputs disallowed?

No, since we'd have a malleability problem :(

Cheers,
Rusty.


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