storage

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Versions in this module

v0

v0.18.15

May 17, 2022

Changes in this version

type GasCalculator

+ GetLeft func() uint64

+ type IGasStore interface

+ BeginSession func() Session

+ Close func()

+ Delete func(key StoreKey) (bool, error)

+ DumpState func()

+ Exists func(key StoreKey) bool

+ Get func(key StoreKey) ([]byte, error)

+ GetIterable func() Iterable

+ Set func(key StoreKey, value []byte) error

+ type NoGasStore struct

+ func NewNoGasStore(store SessionedDirectStorage) *NoGasStore

+ func (g *NoGasStore) Delete(key StoreKey) (bool, error)

+ func (g *NoGasStore) Exists(key StoreKey) bool

+ func (g *NoGasStore) Get(key StoreKey) ([]byte, error)

+ func (g *NoGasStore) Set(key StoreKey, value []byte) error

type SessionedDirectStorage

+ DumpState func()

type State

+ func (s *State) DumpState()

+ func (s *State) GetAtHeight(version int64, key StoreKey) ([]byte, error)

+ func (s *State) GetCalculator() GasCalculator

+ func (s *State) GetGasStore() IGasStore

+ func (s *State) WithGasStore(gs IGasStore)

v0.17.2

May 11, 2021

v0.17.1

May 3, 2021

v0.17.0

May 3, 2021

Changes in this version

type Gas

+ const CONTRACT

type State

+ func (s *State) ConsumeContractGas(gas Gas) bool

v0.16.3

Dec 4, 2020

v0.16.2

Dec 1, 2020

v0.16.1

Nov 25, 2020

v0.15.2

Aug 30, 2020

v0.15.1

Aug 28, 2020

v0.14.4

Aug 13, 2020

v0.14.3

Jul 10, 2020

v0.14.2

Jun 3, 2020

v0.14.1

Apr 29, 2020

v0.14.0

Apr 24, 2020

Changes in this version

+ const SESSION_CACHE

+ const TOMBSTONE

+ func NewSessionCache(name string) *sessionCache

type ChainState

+ ChainStateRotation ChainStateRotationSetting

+ func (state *ChainState) GetIterable() Iterable

+ func (state *ChainState) LoadVersion(version int64) (int64, error)

+ type ChainStateRotationSetting struct

+ type Iterable interface

+ Iterate func(fn func(key, value []byte) bool) (stop bool)

+ IterateRange func(start, end []byte, ascending bool, fn func(key, value []byte) bool) (stop bool)

type KeyValue

+ func (store KeyValue) GetIterable() Iterable

type KeyValueSession

+ func (session KeyValueSession) GetIterable() Iterable

+ type SessionedDirectStorage interface

+ BeginSession func() Session

+ Close func()

+ func NewSessionedDirectStorage(flavor, name string) SessionedDirectStorage

type State

+ func (s *State) BeginTxSession()

+ func (s *State) CommitTxSession()

+ func (s *State) DiscardTxSession()

+ func (s *State) GetIterable() Iterable

+ func (s *State) LoadVersion(version int64) (int64, error)

type Store

+ GetIterable func() Iterable

v0.13.0

Jan 2, 2020

Changes in this version

type ChainState

+ func (state *ChainState) ClearFrom(version int64) error

type Gas

+ const FLAT

+ type KeyValueIterator struct

+ func (kvi *KeyValueIterator) Iterate(fn func(key, value []byte) bool) (stop bool)

+ func (kvi *KeyValueIterator) IterateRange(start, end []byte, ascending bool, fn func(key, value []byte) bool) (stop bool)

type State

+ func (s *State) ConsumeUpfront(gas Gas) bool

v0.12.1

Nov 6, 2019

v0.12.0

Oct 25, 2019

Changes in this version

+ const DB_PREFIX

+ const DB_RANGEFIX

+ var ErrExceedGasLimit = errors.New("gas exceeds limit")

+ func GetDatabase(name, dbDir, configDB string) (db.DB, error)

+ func Prefix(prefix string) []byte

+ func Rangefix(prefix string) []byte

type ChainState

+ func (state *ChainState) Delete(key StoreKey) (bool, error)

+ func (state *ChainState) GetIterator() Iteratable

+ func (state *ChainState) GetLatestVersioned(key StoreKey) (int64, []byte)

+ func (state *ChainState) GetVersioned(version int64, key StoreKey) (int64, []byte)

+ func (state *ChainState) IterateRange(start, end []byte, ascending bool, fn func(key, value []byte) bool) (stop bool)

+ func (state *ChainState) SetupRotation(recent, every, cycles int64)

+ type Gas int64

+ const CHECKEXIST

+ const DELETE

+ const HASHBYTES

+ const READBYTES

+ const READFLAT

+ const STOREBYTES

+ const VERIFYSIG

+ const WRITEBYTES

+ const WRITEFLAT

+ type GasCalculator interface

+ Consume func(amount, category Gas, allowOverflow bool) bool

+ GetConsumed func() Gas

+ GetLimit func() Gas

+ IsEnough func() bool

+ func NewGasCalculator(limit Gas) GasCalculator

+ type GasStore struct

+ func NewGasStore(store Store, gc GasCalculator) *GasStore

+ func (g *GasStore) Delete(key StoreKey) (bool, error)

+ func (g *GasStore) Exists(key StoreKey) bool

+ func (g *GasStore) Get(key StoreKey) ([]byte, error)

+ func (g *GasStore) Set(key StoreKey, value []byte) error

+ type Iteratable interface

+ Iterate func(fn func(key, value []byte) bool) (stop bool)

+ IterateRange func(start, end []byte, ascending bool, fn func(key, value []byte) bool) (stop bool)

type KeyValue

+ func (store KeyValue) Delete(StoreKey) (bool, error)

+ func (store KeyValue) GetIterator() Iteratable

+ func (store KeyValue) Set(StoreKey, []byte) error

type KeyValueSession

+ func (session KeyValueSession) Iterate(fn func(key []byte, value []byte) bool) (stopped bool)

+ func (session KeyValueSession) IterateRange(start, end []byte, ascending bool, fn func(key, value []byte) bool) (stop bool)

+ type State struct

+ func NewState(state *ChainState) *State

+ func (s *State) Commit() (hash []byte, version int64)

+ func (s *State) ConsumeStorageGas(gas Gas) bool

+ func (s *State) ConsumeVerifySigGas(gas Gas) bool

+ func (s *State) ConsumedGas() Gas

+ func (s *State) Delete(key StoreKey) (bool, error)

+ func (s *State) Exists(key StoreKey) bool

+ func (s *State) Get(key StoreKey) ([]byte, error)

+ func (s *State) GetIterator() Iteratable

+ func (s *State) GetPrevious(num int64, key StoreKey) []byte

+ func (s *State) GetVersioned(version int64, key StoreKey) []byte

+ func (s *State) Iterate(fn func(key []byte, value []byte) bool) (stopped bool)

+ func (s *State) IterateRange(start, end []byte, ascending bool, fn func(key, value []byte) bool) (stop bool)

+ func (s *State) Set(key StoreKey, value []byte) error

+ func (s *State) WithGas(gc GasCalculator) *State

+ func (s *State) WithoutGas() *State

+ func (s State) RootHash() []byte

+ func (s State) Version() int64

+ func (s State) Write() bool

v0.11.0

Aug 28, 2019

v0.10.9

Aug 23, 2019

v0.10.8

Jul 22, 2019

v0.10.4

Jun 18, 2019

Changes in this version

type ChainState

+ func (stake *ChainState) Remove(key []byte) ([]byte, bool)

+ func (state *ChainState) Iterate(fn func(key []byte, value []byte) bool) (stopped bool)

v0.10.0

May 22, 2019

Changes in this version

+ const CACHE

+ const CACHE_SAFE

+ const CHAINKEY_MAXLEN

+ const CHAINSTATE_CACHE_SIZE

+ const KEYVALUE

+ const MEMORY

+ const NODEDATA

+ const OLDATA

+ const PERSISTENT

+ var ErrNilData = errors.New("data is nil")

+ var ErrNotFound = errors.New("key not found")

+ var ErrSetFailed = errors.New("failed to set data")

+ func NewCache(name string) *cache

+ func NewCacheSafe(name string) *cacheSafe

+ type ChainState struct

+ Delivered *iavl.MutableTree

+ Hash []byte

+ LastHash []byte

+ LastVersion int64

+ Name string

+ TreeHeight int8

+ Type StorageType

+ Version int64

+ func NewChainState(name, dbDir, configDB string, newType StorageType) *ChainState

+ func (state *ChainState) Close()

+ func (state *ChainState) Commit() ([]byte, int64)

+ func (state *ChainState) Dump()

+ func (state *ChainState) Exists(key StoreKey) bool

+ func (state *ChainState) FindAll() map[string][]byte

+ func (state *ChainState) Get(key StoreKey, lastCommit bool) []byte

+ func (state *ChainState) Set(key StoreKey, val []byte) error

+ type IterItem struct

+ type Iterator struct

+ func (i *Iterator) Key() []byte

+ func (i *Iterator) Next() bool

+ func (i *Iterator) Value() []byte

+ type KeyValue struct

+ File string

+ Name string

+ Type StorageType

+ func (store KeyValue) BeginSession() Session

+ func (store KeyValue) Close()

+ func (store KeyValue) Dump()

+ func (store KeyValue) Errors() string

+ func (store KeyValue) Exists(key StoreKey) (bool, error)

+ func (store KeyValue) FindAll() []StoreKey

+ func (store KeyValue) Get(key StoreKey) ([]byte, error)

+ func (store KeyValue) Iterate(fn func(key []byte, value []byte) bool) (stopped bool)

+ func (store KeyValue) ReadAll() []IterItem

+ func (store KeyValue) Reopen()

+ type KeyValueSession struct

+ func (session KeyValueSession) Commit() bool

+ func (session KeyValueSession) Delete(key StoreKey) (bool, error)

+ func (session KeyValueSession) Dump()

+ func (session KeyValueSession) Errors() string

+ func (session KeyValueSession) Exists(key StoreKey) bool

+ func (session KeyValueSession) FindAll() []StoreKey

+ func (session KeyValueSession) Get(key StoreKey) ([]byte, error)

+ func (session KeyValueSession) GetIterator() *Iterator

+ func (session KeyValueSession) Rollback() bool

+ func (session KeyValueSession) Set(key StoreKey, dat []byte) error

+ type Session interface

+ Commit func() bool

+ FindAll func() []StoreKey

+ func NewKeyValueSession(store *KeyValue) Session

+ type SessionedStorage interface

+ BeginSession func() Session

+ Close func()

+ Exists func(StoreKey) (bool, error)

+ Get func(StoreKey) ([]byte, error)

+ Iterate func(fn func(key []byte, value []byte) bool) (stopped bool)

+ ReadAll func() []IterItem

+ func NewStorageDB(flavor, name string, DBDir, DBType string) SessionedStorage

+ type StorageType int

+ type Store interface

+ Delete func(StoreKey) (bool, error)

+ Exists func(StoreKey) bool

+ Get func(StoreKey) ([]byte, error)

+ GetIterator func() *Iterator

+ Set func(StoreKey, []byte) error

+ func NewStorage(flavor, name string) Store

+ type StoreKey []byte

+ func (sk StoreKey) Bytes() []byte

+ func (sk StoreKey) String() string

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