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fix: Fixed length input for BMT node_sum #574

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merged 4 commits into from
Aug 29, 2023
Merged

fix: Fixed length input for BMT node_sum #574

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91368f1
Fixed length input for BMT `node_sum`
bvrooman Aug 29, 2023
8cc1cfa
Update CHANGELOG.md
bvrooman Aug 29, 2023
38e0fab
Merge branch 'master' into bvrooman/fix/node-sum-fixed-length-input
Aug 29, 2023
ae01eb2
Merge branch 'master' into bvrooman/fix/node-sum-fixed-length-input
Aug 29, 2023
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1 change: 1 addition & 0 deletions CHANGELOG.md
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Expand Up @@ -23,6 +23,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/).

### Fixed

- [#574](https://github.com/FuelLabs/fuel-vm/pull/574): Enforce fixed 32-byte input length for LHS and RHS inputs to the BMT's internal node sum.
- [#547](https://github.com/FuelLabs/fuel-vm/pull/547): Bump `ed25519-dalek` to `2.0.0` to deal with RustSec Advisory.

#### Breaking
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2 changes: 1 addition & 1 deletion fuel-merkle/src/binary/hash.rs
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Expand Up @@ -17,7 +17,7 @@ pub const fn empty_sum() -> &'static Bytes32 {

// Merkle tree hash of an n-element list D[n]
// MTH(D[n]) = Hash(0x01 || MTH(D[0:k]) || MTH(D[k:n])
pub fn node_sum(lhs_data: &[u8], rhs_data: &[u8]) -> Bytes32 {
pub fn node_sum(lhs_data: &Bytes32, rhs_data: &Bytes32) -> Bytes32 {
let mut hash = Hash::new();

hash.update(Prefix::Node);
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