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ledger.go
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ledger.go
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// SPDX-License-Identifier: LGPL-3.0-or-later
// Copyright 2019 DNA Dev team
//
/*
* Copyright (C) 2018 The ontology Authors
* This file is part of The ontology library.
*
* The ontology is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* The ontology is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with The ontology. If not, see <http://www.gnu.org/licenses/>.
*/
package actor
import (
"github.com/DNAProject/DNA/common"
"github.com/DNAProject/DNA/core/ledger"
"github.com/DNAProject/DNA/core/payload"
"github.com/DNAProject/DNA/core/types"
"github.com/DNAProject/DNA/smartcontract/event"
cstate "github.com/DNAProject/DNA/smartcontract/states"
)
const (
REQ_TIMEOUT = 5
ERR_ACTOR_COMM = "[http] Actor comm error: %v"
)
//GetHeaderByHeight from ledger
func GetHeaderByHeight(height uint32) (*types.Header, error) {
return ledger.DefLedger.GetHeaderByHeight(height)
}
//GetBlockByHeight from ledger
func GetBlockByHeight(height uint32) (*types.Block, error) {
return ledger.DefLedger.GetBlockByHeight(height)
}
//GetBlockHashFromStore from ledger
func GetBlockHashFromStore(height uint32) common.Uint256 {
return ledger.DefLedger.GetBlockHash(height)
}
//CurrentBlockHash from ledger
func CurrentBlockHash() common.Uint256 {
return ledger.DefLedger.GetCurrentBlockHash()
}
//GetBlockFromStore from ledger
func GetBlockFromStore(hash common.Uint256) (*types.Block, error) {
return ledger.DefLedger.GetBlockByHash(hash)
}
//GetCurrentBlockHeight from ledger
func GetCurrentBlockHeight() uint32 {
return ledger.DefLedger.GetCurrentBlockHeight()
}
//GetTransaction from ledger
func GetTransaction(hash common.Uint256) (*types.Transaction, error) {
return ledger.DefLedger.GetTransaction(hash)
}
//GetStorageItem from ledger
func GetStorageItem(address common.Address, key []byte) ([]byte, error) {
return ledger.DefLedger.GetStorageItem(address, key)
}
//GetContractStateFromStore from ledger
func GetContractStateFromStore(hash common.Address) (*payload.DeployCode, error) {
hash = updateNativeSCAddr(hash)
return ledger.DefLedger.GetContractState(hash)
}
//GetTxnWithHeightByTxHash from ledger
func GetTxnWithHeightByTxHash(hash common.Uint256) (uint32, *types.Transaction, error) {
tx, height, err := ledger.DefLedger.GetTransactionWithHeight(hash)
return height, tx, err
}
//PreExecuteContract from ledger
func PreExecuteContract(tx *types.Transaction) (*cstate.PreExecResult, error) {
return ledger.DefLedger.PreExecuteContract(tx)
}
func PreExecuteContractBatch(tx []*types.Transaction, atomic bool) ([]*cstate.PreExecResult, uint32, error) {
return ledger.DefLedger.PreExecuteContractBatch(tx, atomic)
}
//GetEventNotifyByTxHash from ledger
func GetEventNotifyByTxHash(txHash common.Uint256) (*event.ExecuteNotify, error) {
return ledger.DefLedger.GetEventNotifyByTx(txHash)
}
//GetEventNotifyByHeight from ledger
func GetEventNotifyByHeight(height uint32) ([]*event.ExecuteNotify, error) {
return ledger.DefLedger.GetEventNotifyByBlock(height)
}
//GetMerkleProof from ledger
func GetMerkleProof(proofHeight uint32, rootHeight uint32) ([]common.Uint256, error) {
return ledger.DefLedger.GetMerkleProof(proofHeight, rootHeight)
}