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Add a PSBT per-output field for BIP 353 DNSSEC Proofs

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When using BIP 353 for on-chain addresses (incl silent payments),
it is useful to be able to include DNSSEC proof information in
outputs of a PSBT, which we enable here by defining a standard
field for it.
This commit is contained in:
Matt Corallo
2024-07-28 18:34:22 +00:00
parent eeaf21d882
commit b0d5a07943
2 changed files with 39 additions and 0 deletions
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12
bip-0174.mediawiki
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@@ -659,6 +659,18 @@ required for aggregation. If sorting was done, then the keys must be in the sort
| 0, 2
| [[bip-0373.mediawiki|373]]
|-
| BIP 353 DNSSEC proof
| <tt>PSBT_OUT_DNSSEC_PROOF = 0x35</tt>
| None
| No key data
| <tt><1-byte-length-prefixed BIP 353 human-readable name><RFC 9102-formatted AuthenticationChain DNSSEC Proof></tt>
| A BIP 353 human-readable name (without the ₿ prefix), prefixed by a 1-byte length.
Followed by an [[https://www.rfc-editor.org/rfc/rfc9102.html#name-dnssec-authentication-chain|RFC 9102 DNSSEC <tt>AuthenticationChain</tt>]] (i.e. a series of DNS Resource Records in no particular order) providing a DNSSEC proof to a BIP 353 DNS TXT record.
|
|
| 0, 2
| [[bip-0353.mediawiki|353]]
|-
| Proprietary Use Type
| <tt>PSBT_OUT_PROPRIETARY = 0xFC</tt>
| <tt><compact size uint identifier length> <bytes identifier> <compact size uint subtype> <bytes subkeydata></tt>