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Change the representation type of vpubOld and vpubNew to be unsigned. 

Signed-off-by: Daira Hopwood <daira@jacaranda.org>
This commit is contained in:
Daira Hopwood 2016-10-02 18:27:30 +01:00
parent 63fb1c275c
commit 61aa04e01b
1 changed files with 11 additions and 2 deletions
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13
protocol/protocol.tex
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@ -2800,10 +2800,10 @@ a \transaction as an instance of a \type{JoinSplitDescription} type as follows:
Bytes & \heading{Name} & \heading{Data Type} & \heading{Description} \\
\hhline{|=|=|=|=|}
\setchanged 8 &\setchanged $\vpubOldField$ &\setchanged \type{int64\_t} &\mbox{}\setchanged
\setchanged 8 &\setchanged $\vpubOldField$ &\setchanged \type{uint64\_t} &\mbox{}\setchanged
A value $\vpubOld$ that the \joinSplitTransfer removes from the \transparentValuePool. \\ \hline
8 & $\vpubNewField$ & \type{int64\_t} & A value $\vpubNew$ that the \joinSplitTransfer inserts
8 & $\vpubNewField$ & \type{uint64\_t} & A value $\vpubNew$ that the \joinSplitTransfer inserts
into the \transparentValuePool. \\ \hline
32 & $\anchorField$ & \type{char[32]} & A merkle root $\rt$ of the \noteCommitmentTree at
@ -3574,6 +3574,15 @@ The errors in the proof of Ledger Indistinguishability mentioned in
\nsection{Change history}
\subparagraph{2016.0-beta-1.8}
\begin{itemize}
\item Change the representation type of $\vpubOldField$ and $\vpubNewField$
to \type{uint64\_t}. (This is not a consensus change because the type of
$\vpubOld$ and $\vpubNew$ was already specified to be $\range{0}{\MAXMONEY}$;
it just better reflects the implementation.)
\end{itemize}
\subparagraph{2016.0-beta-1.7}
\begin{itemize}