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author | Felix Lange <fjl@users.noreply.github.com> | 2018-10-24 03:51:41 +0800 |
---|---|---|
committer | Martin Holst Swende <martin@swende.se> | 2018-10-24 03:51:41 +0800 |
commit | 7f22b59f87cfda85a14eed6481da68e3dfba44a1 (patch) | |
tree | de3cce1f21def7c6ab7c3591af4c9ca3febe558b /core/state/statedb.go | |
parent | 4c0883e20d78b987dc95acd46498f326626aaee3 (diff) | |
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core/state: simplify proof methods (#17965)
This fixes the import cycle build error in core/vm tests.
There is no need to refer to core/vm for a type definition.
Diffstat (limited to 'core/state/statedb.go')
-rw-r--r-- | core/state/statedb.go | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/core/state/statedb.go b/core/state/statedb.go index b1bb53ed0..f0d7cdb6e 100644 --- a/core/state/statedb.go +++ b/core/state/statedb.go @@ -26,7 +26,6 @@ import ( "github.com/ethereum/go-ethereum/common" "github.com/ethereum/go-ethereum/core/types" - "github.com/ethereum/go-ethereum/core/vm" "github.com/ethereum/go-ethereum/crypto" "github.com/ethereum/go-ethereum/log" "github.com/ethereum/go-ethereum/rlp" @@ -46,6 +45,13 @@ var ( emptyCode = crypto.Keccak256Hash(nil) ) +type proofList [][]byte + +func (n *proofList) Put(key []byte, value []byte) error { + *n = append(*n, value) + return nil +} + // StateDBs within the ethereum protocol are used to store anything // within the merkle trie. StateDBs take care of caching and storing // nested states. It's the general query interface to retrieve: @@ -259,21 +265,21 @@ func (self *StateDB) GetState(addr common.Address, hash common.Hash) common.Hash } // GetProof returns the MerkleProof for a given Account -func (self *StateDB) GetProof(a common.Address) (vm.ProofList, error) { - var proof vm.ProofList +func (self *StateDB) GetProof(a common.Address) ([][]byte, error) { + var proof proofList err := self.trie.Prove(crypto.Keccak256(a.Bytes()), 0, &proof) - return proof, err + return [][]byte(proof), err } // GetProof returns the StorageProof for given key -func (self *StateDB) GetStorageProof(a common.Address, key common.Hash) (vm.ProofList, error) { - var proof vm.ProofList +func (self *StateDB) GetStorageProof(a common.Address, key common.Hash) ([][]byte, error) { + var proof proofList trie := self.StorageTrie(a) if trie == nil { return proof, errors.New("storage trie for requested address does not exist") } err := trie.Prove(crypto.Keccak256(key.Bytes()), 0, &proof) - return proof, err + return [][]byte(proof), err } // GetCommittedState retrieves a value from the given account's committed storage trie. |