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Add comment on FUTURE_TX_VERSION/GROUP_ID`

This commit is contained in:
Kris Nuttycombe 2020-09-09 17:24:59 -06:00
parent 208208238d
commit c35c501734
1 changed files with 7 additions and 0 deletions
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7
zcash_primitives/src/transaction/mod.rs
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@ -27,6 +27,13 @@ const OVERWINTER_VERSION_GROUP_ID: u32 = 0x03C48270;
const OVERWINTER_TX_VERSION: u32 = 3;
const SAPLING_VERSION_GROUP_ID: u32 = 0x892F2085;
const SAPLING_TX_VERSION: u32 = 4;
/// These versions are used exclusively for in-development transaction
/// serialization, and will never be active under the consensus rules.
/// When new consensus transaction versions are added, all call sites
/// using these constants should be inspected, and use of these constants
/// should be removed as appropriate in favor of the new consensus
/// transaction version and group.
const FUTURE_VERSION_GROUP_ID: u32 = 0xFFFFFFFF;
const FUTURE_TX_VERSION: u32 = 0x0000FFFF;