reth_rpc_eth_types/cache/
db.rs

1//! Helper types to workaround 'higher-ranked lifetime error'
2//! <https://github.com/rust-lang/rust/issues/100013> in default implementation of
3//! `reth_rpc_eth_api::helpers::Call`.
4
5use alloy_primitives::{Address, B256, U256};
6use reth_errors::ProviderResult;
7use reth_revm::database::StateProviderDatabase;
8use reth_storage_api::{BytecodeReader, HashedPostStateProvider, StateProvider, StateProviderBox};
9use reth_trie::{HashedStorage, MultiProofTargets};
10use revm::database::{BundleState, State};
11
12/// Helper alias type for the state's [`State`]
13pub type StateCacheDb = State<StateProviderDatabase<StateProviderTraitObjWrapper>>;
14
15/// Hack to get around 'higher-ranked lifetime error', see
16/// <https://github.com/rust-lang/rust/issues/100013>
17///
18/// Apparently, when dealing with our RPC code, compiler is struggling to prove lifetimes around
19/// [`StateProvider`] trait objects. This type is a workaround which should help the compiler to
20/// understand that there are no lifetimes involved.
21#[expect(missing_debug_implementations)]
22pub struct StateProviderTraitObjWrapper(pub StateProviderBox);
23
24impl reth_storage_api::StateRootProvider for StateProviderTraitObjWrapper {
25    fn state_root(
26        &self,
27        hashed_state: reth_trie::HashedPostState,
28    ) -> reth_errors::ProviderResult<B256> {
29        self.0.state_root(hashed_state)
30    }
31
32    fn state_root_from_nodes(
33        &self,
34        input: reth_trie::TrieInput,
35    ) -> reth_errors::ProviderResult<B256> {
36        self.0.state_root_from_nodes(input)
37    }
38
39    fn state_root_with_updates(
40        &self,
41        hashed_state: reth_trie::HashedPostState,
42    ) -> reth_errors::ProviderResult<(B256, reth_trie::updates::TrieUpdates)> {
43        self.0.state_root_with_updates(hashed_state)
44    }
45
46    fn state_root_from_nodes_with_updates(
47        &self,
48        input: reth_trie::TrieInput,
49    ) -> reth_errors::ProviderResult<(B256, reth_trie::updates::TrieUpdates)> {
50        self.0.state_root_from_nodes_with_updates(input)
51    }
52}
53
54impl reth_storage_api::StorageRootProvider for StateProviderTraitObjWrapper {
55    fn storage_root(
56        &self,
57        address: Address,
58        hashed_storage: HashedStorage,
59    ) -> ProviderResult<B256> {
60        self.0.storage_root(address, hashed_storage)
61    }
62
63    fn storage_proof(
64        &self,
65        address: Address,
66        slot: B256,
67        hashed_storage: HashedStorage,
68    ) -> ProviderResult<reth_trie::StorageProof> {
69        self.0.storage_proof(address, slot, hashed_storage)
70    }
71
72    fn storage_multiproof(
73        &self,
74        address: Address,
75        slots: &[B256],
76        hashed_storage: HashedStorage,
77    ) -> ProviderResult<reth_trie::StorageMultiProof> {
78        self.0.storage_multiproof(address, slots, hashed_storage)
79    }
80}
81
82impl reth_storage_api::StateProofProvider for StateProviderTraitObjWrapper {
83    fn proof(
84        &self,
85        input: reth_trie::TrieInput,
86        address: Address,
87        slots: &[B256],
88    ) -> reth_errors::ProviderResult<reth_trie::AccountProof> {
89        self.0.proof(input, address, slots)
90    }
91
92    fn multiproof(
93        &self,
94        input: reth_trie::TrieInput,
95        targets: MultiProofTargets,
96    ) -> ProviderResult<reth_trie::MultiProof> {
97        self.0.multiproof(input, targets)
98    }
99
100    fn witness(
101        &self,
102        input: reth_trie::TrieInput,
103        target: reth_trie::HashedPostState,
104        mode: reth_trie::ExecutionWitnessMode,
105    ) -> reth_errors::ProviderResult<Vec<alloy_primitives::Bytes>> {
106        self.0.witness(input, target, mode)
107    }
108}
109
110impl reth_storage_api::AccountReader for StateProviderTraitObjWrapper {
111    fn basic_account(
112        &self,
113        address: &Address,
114    ) -> reth_errors::ProviderResult<Option<reth_primitives_traits::Account>> {
115        self.0.basic_account(address)
116    }
117}
118
119impl reth_storage_api::BlockHashReader for StateProviderTraitObjWrapper {
120    fn block_hash(
121        &self,
122        block_number: alloy_primitives::BlockNumber,
123    ) -> reth_errors::ProviderResult<Option<B256>> {
124        self.0.block_hash(block_number)
125    }
126
127    fn convert_block_hash(
128        &self,
129        hash_or_number: alloy_rpc_types_eth::BlockHashOrNumber,
130    ) -> reth_errors::ProviderResult<Option<B256>> {
131        self.0.convert_block_hash(hash_or_number)
132    }
133
134    fn canonical_hashes_range(
135        &self,
136        start: alloy_primitives::BlockNumber,
137        end: alloy_primitives::BlockNumber,
138    ) -> reth_errors::ProviderResult<Vec<B256>> {
139        self.0.canonical_hashes_range(start, end)
140    }
141}
142
143impl HashedPostStateProvider for StateProviderTraitObjWrapper {
144    fn hashed_post_state(&self, bundle_state: &BundleState) -> reth_trie::HashedPostState {
145        self.0.hashed_post_state(bundle_state)
146    }
147}
148
149impl StateProvider for StateProviderTraitObjWrapper {
150    fn storage(
151        &self,
152        account: Address,
153        storage_key: alloy_primitives::StorageKey,
154    ) -> reth_errors::ProviderResult<Option<alloy_primitives::StorageValue>> {
155        self.0.storage(account, storage_key)
156    }
157
158    fn account_code(
159        &self,
160        addr: &Address,
161    ) -> reth_errors::ProviderResult<Option<reth_primitives_traits::Bytecode>> {
162        self.0.account_code(addr)
163    }
164
165    fn account_balance(&self, addr: &Address) -> reth_errors::ProviderResult<Option<U256>> {
166        self.0.account_balance(addr)
167    }
168
169    fn account_nonce(&self, addr: &Address) -> reth_errors::ProviderResult<Option<u64>> {
170        self.0.account_nonce(addr)
171    }
172}
173
174impl BytecodeReader for StateProviderTraitObjWrapper {
175    fn bytecode_by_hash(
176        &self,
177        code_hash: &B256,
178    ) -> reth_errors::ProviderResult<Option<reth_primitives_traits::Bytecode>> {
179        self.0.bytecode_by_hash(code_hash)
180    }
181}
reth_rpc_eth_types/cache/db.rs

reth_rpc_eth_types/cache/
db.rs
