vmctxt_interface

Documentation

Index

• type ContractGid
• type StorageIterator
• type UnsavedCache
• type VmDatabase

Types

type ContractGid

type ContractGid interface {
	Gid() *types.Gid
	Addr() *types.Address
}

type StorageIterator

type StorageIterator interface {
	Next() (key, value []byte, ok bool)
}

type UnsavedCache

type UnsavedCache interface {
	Trie() *trie.Trie
	SetStorage(key []byte, value []byte)
	GetStorage(key []byte) []byte
	ContractGidList() []ContractGid
	LogList() ledger.VmLogList
	Storage() map[string][]byte
}

type VmDatabase

type VmDatabase interface {
	GetBalance(addr *types.Address, tokenTypeId *types.TokenTypeId) *big.Int
	AddBalance(tokenTypeId *types.TokenTypeId, amount *big.Int)
	SubBalance(tokenTypeId *types.TokenTypeId, amount *big.Int)
	GetSnapshotBlockByHeight(height uint64) *ledger.SnapshotBlock
	GetSnapshotBlockByHash(hash *types.Hash) *ledger.SnapshotBlock

	// forward=true return [startHeight, startHeight+count), forward=false return (startHeight-count, startHeight]
	GetSnapshotBlocks(startHeight uint64, count uint64, forward, containSnapshotContent bool) []*ledger.SnapshotBlock

	GetAccountBlockByHash(hash *types.Hash) *ledger.AccountBlock

	UnsavedCache() UnsavedCache
	Reset()

	IsAddressExisted(addr *types.Address) bool

	SetContractGid(gid *types.Gid, addr *types.Address)
	SetContractCode(code []byte)
	GetContractCode(addr *types.Address) []byte

	GetStorage(addr *types.Address, key []byte) []byte
	SetStorage(key []byte, value []byte)
	GetStorageHash() *types.Hash

	AddLog(log *ledger.VmLog)
	GetLogListHash() *types.Hash

	NewStorageIterator(addr *types.Address, prefix []byte) StorageIterator

	CopyAndFreeze() VmDatabase

	GetGid() *types.Gid
	Address() *types.Address
	CurrentSnapshotBlock() *ledger.SnapshotBlock
	PrevAccountBlock() *ledger.AccountBlock
}