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add data length check

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n0cte 2021-09-01 02:10:42 +03:00 committed by Arijit Das
parent bca33381dd
commit 3a216b2ca3
1 changed files with 5 additions and 0 deletions
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5
pkg/eth/ipld_retriever.go
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@ -438,9 +438,11 @@ func (r *IPLDRetriever) RetrieveAccountByAddressAndBlockHash(address common.Addr
if err := r.db.Get(accountResult, RetrieveAccountByLeafKeyAndBlockHashPgStr, leafKey.Hex(), hash.Hex()); err != nil { if err := r.db.Get(accountResult, RetrieveAccountByLeafKeyAndBlockHashPgStr, leafKey.Hex(), hash.Hex()); err != nil {
return "", nil, err return "", nil, err
} }
if accountResult.NodeType == removedNode { if accountResult.NodeType == removedNode {
return "", []byte{}, nil return "", []byte{}, nil
} }
var i []interface{} var i []interface{}
if err := rlp.DecodeBytes(accountResult.Data, &i); err != nil { if err := rlp.DecodeBytes(accountResult.Data, &i); err != nil {
return "", nil, fmt.Errorf("error decoding state leaf node rlp: %s", err.Error()) return "", nil, fmt.Errorf("error decoding state leaf node rlp: %s", err.Error())
@ -459,9 +461,11 @@ func (r *IPLDRetriever) RetrieveAccountByAddressAndBlockNumber(address common.Ad
if err := r.db.Get(accountResult, RetrieveAccountByLeafKeyAndBlockNumberPgStr, leafKey.Hex(), number); err != nil { if err := r.db.Get(accountResult, RetrieveAccountByLeafKeyAndBlockNumberPgStr, leafKey.Hex(), number); err != nil {
return "", nil, err return "", nil, err
} }
if accountResult.NodeType == removedNode { if accountResult.NodeType == removedNode {
return "", []byte{}, nil return "", []byte{}, nil
} }
var i []interface{} var i []interface{}
if err := rlp.DecodeBytes(accountResult.Data, &i); err != nil { if err := rlp.DecodeBytes(accountResult.Data, &i); err != nil {
return "", nil, fmt.Errorf("error decoding state leaf node rlp: %s", err.Error()) return "", nil, fmt.Errorf("error decoding state leaf node rlp: %s", err.Error())
@ -502,6 +506,7 @@ func (r *IPLDRetriever) RetrieveStorageAtByAddressAndStorageKeyAndBlockNumber(ad
if err := r.db.Get(storageResult, RetrieveStorageLeafByAddressHashAndLeafKeyAndBlockNumberPgStr, stateLeafKey.Hex(), storageLeafKey.Hex(), number); err != nil { if err := r.db.Get(storageResult, RetrieveStorageLeafByAddressHashAndLeafKeyAndBlockNumberPgStr, stateLeafKey.Hex(), storageLeafKey.Hex(), number); err != nil {
return "", nil, err return "", nil, err
} }
if storageResult.NodeType == removedNode { if storageResult.NodeType == removedNode {
return "", []byte{}, nil return "", []byte{}, nil
} }