zcash_primitives: `impl DynamicUsage for sapling::Bundle<Authorized>`
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@ -10,6 +10,10 @@ and this library adheres to Rust's notion of
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- `zcash_primitives::transaction`:
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- `Transaction::temporary_zcashd_read_v5_sapling`
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- `Transaction::temporary_zcashd_write_v5_sapling`
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- Implementations of `memuse::DynamicUsage` for the following types:
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- `zcash_primitives::transaction::components::sapling`:
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- `Bundle<Authorized>`
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- `SpendDescription<Authorized>`
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### Changed
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- Bumped dependencies to `secp256k1 0.26`, `hdwallet 0.4`.
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@ -192,6 +192,24 @@ impl<A: Authorization> Bundle<A> {
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}
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}
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impl DynamicUsage for Bundle<Authorized> {
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fn dynamic_usage(&self) -> usize {
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self.shielded_spends.dynamic_usage() + self.shielded_outputs.dynamic_usage()
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}
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fn dynamic_usage_bounds(&self) -> (usize, Option<usize>) {
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let bounds = (
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self.shielded_spends.dynamic_usage_bounds(),
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self.shielded_outputs.dynamic_usage_bounds(),
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);
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(
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bounds.0 .0 + bounds.1 .0,
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bounds.0 .1.zip(bounds.1 .1).map(|(a, b)| a + b),
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)
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}
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}
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#[derive(Clone)]
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pub struct SpendDescription<A: Authorization> {
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cv: ValueCommitment,
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@ -263,6 +281,16 @@ impl<A: Authorization> SpendDescription<A> {
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}
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}
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impl DynamicUsage for SpendDescription<Authorized> {
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fn dynamic_usage(&self) -> usize {
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self.zkproof.dynamic_usage()
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}
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fn dynamic_usage_bounds(&self) -> (usize, Option<usize>) {
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self.zkproof.dynamic_usage_bounds()
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}
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}
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/// Consensus rules (§4.4) & (§4.5):
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/// - Canonical encoding is enforced here.
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/// - "Not small order" is enforced here.
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