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-rw-r--r--core/state/statedb.go20
-rw-r--r--core/vm/interface.go10
2 files changed, 13 insertions, 17 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.
diff --git a/core/vm/interface.go b/core/vm/interface.go
index 1ae98cf7a..fc15082f1 100644
--- a/core/vm/interface.go
+++ b/core/vm/interface.go
@@ -35,8 +35,6 @@ type StateDB interface {
SetNonce(common.Address, uint64)
GetCodeHash(common.Address) common.Hash
- GetProof(common.Address) (ProofList, error)
- GetStorageProof(common.Address, common.Hash) (ProofList, error)
GetCode(common.Address) []byte
SetCode(common.Address, []byte)
GetCodeSize(common.Address) int
@@ -80,11 +78,3 @@ type CallContext interface {
// Create a new contract
Create(env *EVM, me ContractRef, data []byte, gas, value *big.Int) ([]byte, common.Address, error)
}
-
-// MerkleProof
-type ProofList [][]byte
-
-func (n *ProofList) Put(key []byte, value []byte) error {
- *n = append(*n, value)
- return nil
-}