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Add an explicit consensus rule in \crossref{txnencodingandconsensus} that the reserved bits of 

the flagsOrchard field MUST be zero.

Signed-off-by: Daira Hopwood <daira@jacaranda.org>
This commit is contained in:
Daira Hopwood 2021-06-08 12:33:08 +01:00
parent d25f3c1f47
commit ebd54d5ad6
1 changed files with 4 additions and 0 deletions
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protocol/protocol.tex
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@ -12454,6 +12454,8 @@ Several fields are reordered and/or renamed relative to prior versions.}} %scale
\preheartwooditem{\sapling{A \coinbaseTransaction also \MUSTNOT have any \outputDescriptions.}} \preheartwooditem{\sapling{A \coinbaseTransaction also \MUSTNOT have any \outputDescriptions.}}
} }
\nufiveonwarditem{In a version 5 \coinbaseTransaction, the \enableSpendsOrchard{} flag \MUST be $0$.} \nufiveonwarditem{In a version 5 \coinbaseTransaction, the \enableSpendsOrchard{} flag \MUST be $0$.}
\nufiveonwarditem{In a version 5 \transaction, the reserved bits $\barerange{2}{7}$ of the
\flagsOrchard{} field \MUST be zero.}
\item A \coinbaseTransaction for a \block at \blockHeight greater than $0$ \MUST have a script that, \item A \coinbaseTransaction for a \block at \blockHeight greater than $0$ \MUST have a script that,
as its first item, encodes the \blockHeight $\BlockHeight$ as follows. For $\BlockHeight$ in as its first item, encodes the \blockHeight $\BlockHeight$ as follows. For $\BlockHeight$ in
the range $\range{1}{16}$, the encoding is a single byte of value $\hexint{50} + \BlockHeight$. the range $\range{1}{16}$, the encoding is a single byte of value $\hexint{50} + \BlockHeight$.
@ -14367,6 +14369,8 @@ Peter Newell's illustration of the Jubjub bird, from \cite{Carroll1902}.
\historyentry{2021.2.4}{} \historyentry{2021.2.4}{}
\begin{itemize} \begin{itemize}
\nufive{ \nufive{
\item Add an explicit consensus rule in \crossref{txnencodingandconsensus} that the
reserved bits of the \flagsOrchard{} field \MUST be zero.
\item Correct a cut-and-paste error in the algorithm for \crossref{orcharddummynotes}, \item Correct a cut-and-paste error in the algorithm for \crossref{orcharddummynotes},
which should refer to the \actionStatement rather than the \spendStatement. which should refer to the \actionStatement rather than the \spendStatement.
} % nufive } % nufive