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feat: add container update ops (#390)

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* Add container update ops

* Update src/middleware/operation.rs

Co-authored-by: Eduard S. <eduardsanou@posteo.net>

* Update src/backends/plonky2/mainpod/mod.rs

Co-authored-by: Eduard S. <eduardsanou@posteo.net>

* Code review

---------

Co-authored-by: Eduard S. <eduardsanou@posteo.net>
This commit is contained in:
Ahmad Afuni 2025-08-13 06:34:45 +10:00 • committed by GitHub
parent 656cae77e0
commit 1508dd6126
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GPG key ID: B5690EEEBB952194
15 changed files with 1452 additions and 72 deletions
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64
src/backends/plonky2/circuits/common.rs
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@ -27,7 +27,7 @@ use crate::{
circuits::mainpod::CustomPredicateVerification,
error::Result,
mainpod::{Operation, OperationArg, OperationAux, Statement},
primitives::merkletree::MerkleClaimAndProofTarget,
primitives::merkletree::{MerkleClaimAndProofTarget, MerkleTreeStateTransitionProofTarget},
},
middleware::{
CustomPredicate, CustomPredicateBatch, CustomPredicateRef, NativeOperation,
@ -743,6 +743,32 @@ impl From<MerkleClaimAndProofTarget> for MerkleClaimTarget {
}
}
/// For the purpose of op verification, we need only look up the
/// Merkle state transition claim rather than the Merkle state
/// transition proof since it is verified elsewhere.
#[derive(Copy, Clone)]
pub struct MerkleTreeStateTransitionClaimTarget {
pub(crate) enabled: BoolTarget,
pub(crate) op: Target,
pub(crate) old_root: HashOutTarget,
pub(crate) new_root: HashOutTarget,
pub(crate) op_key: ValueTarget,
pub(crate) op_value: ValueTarget,
}
impl From<MerkleTreeStateTransitionProofTarget> for MerkleTreeStateTransitionClaimTarget {
fn from(pf: MerkleTreeStateTransitionProofTarget) -> Self {
Self {
enabled: pf.enabled,
op: pf.op,
old_root: pf.old_root,
new_root: pf.new_root,
op_key: pf.op_key,
op_value: pf.op_value,
}
}
}
impl Flattenable for HashOutTarget {
fn flatten(&self) -> Vec<Target> {
self.elements.to_vec()
@ -803,6 +829,42 @@ impl Flattenable for MerkleClaimTarget {
}
}
impl Flattenable for MerkleTreeStateTransitionClaimTarget {
fn flatten(&self) -> Vec<Target> {
[
vec![self.enabled.target, self.op],
self.old_root.elements.to_vec(),
self.new_root.elements.to_vec(),
self.op_key.elements.to_vec(),
self.op_value.elements.to_vec(),
]
.concat()
}
fn from_flattened(params: &Params, vs: &[Target]) -> Self {
assert_eq!(vs.len(), Self::size(params));
Self {
enabled: BoolTarget::new_unsafe(vs[0]),
op: vs[1],
old_root: HashOutTarget::from_vec(vs[2..2 + NUM_HASH_OUT_ELTS].to_vec()),
new_root: HashOutTarget::from_vec(
vs[2 + NUM_HASH_OUT_ELTS..2 * (1 + NUM_HASH_OUT_ELTS)].to_vec(),
),
op_key: ValueTarget::from_slice(
&vs[2 * (1 + NUM_HASH_OUT_ELTS)..2 * (1 + NUM_HASH_OUT_ELTS) + VALUE_SIZE],
),
op_value: ValueTarget::from_slice(
&vs[2 * (1 + NUM_HASH_OUT_ELTS) + VALUE_SIZE
..2 * (1 + NUM_HASH_OUT_ELTS) + 2 * VALUE_SIZE],
),
}
}
fn size(params: &Params) -> usize {
2 * (1 + HashOutTarget::size(params)) + 2 * ValueTarget::size(params)
}
}
impl Flattenable for PredicateTarget {
fn flatten(&self) -> Vec<Target> {
self.elements.to_vec()