github.com/klaytn/klaytn@v1.12.1/blockchain/system/proxy.go (about)

     1  // Copyright 2023 The klaytn Authors
     2  // This file is part of the klaytn library.
     3  //
     4  // The klaytn library is free software: you can redistribute it and/or modify
     5  // it under the terms of the GNU Lesser General Public License as published by
     6  // the Free Software Foundation, either version 3 of the License, or
     7  // (at your option) any later version.
     8  //
     9  // The klaytn library is distributed in the hope that it will be useful,
    10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    12  // GNU Lesser General Public License for more details.
    13  //
    14  // You should have received a copy of the GNU Lesser General Public License
    15  // along with the klaytn library. If not, see <http://www.gnu.org/licenses/>.
    16  
    17  package system
    18  
    19  import (
    20  	"github.com/klaytn/klaytn/common"
    21  )
    22  
    23  func AllocProxy(impl common.Address) map[common.Hash]common.Hash {
    24  	if impl == (common.Address{}) {
    25  		return nil
    26  	}
    27  	storage := make(map[common.Hash]common.Hash)
    28  
    29  	storage[common.BytesToHash(ImplementationSlot)] = lpad32(impl)
    30  
    31  	return storage
    32  }