forked from cerc-io/laconicd-deprecated
Structure and commenting cleanup
This commit is contained in:
Aleksandr Bezobchuk
parent
2a079d1cbe
commit
f2b455b055
@ -73,39 +73,9 @@ func newObject(db *CommitStateDB, accProto auth.Account) *stateObject {
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}
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}
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// GetState retrieves a value from the account storage trie. Note, the key must
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// be prefixed with the address.
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func (so *stateObject) GetState(_ ethstate.Database, key ethcmn.Hash) ethcmn.Hash {
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// if we have a dirty value for this state entry, return it
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value, dirty := so.dirtyStorage[key]
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if dirty {
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return value
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}
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// otherwise return the entry's original value
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return so.getCommittedState(so.stateDB.ctx, key)
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}
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// GetCommittedState retrieves a value from the committed account storage trie.
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// Note, the must be prefixed with the address.
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func (so *stateObject) getCommittedState(ctx sdk.Context, key ethcmn.Hash) ethcmn.Hash {
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// if we have the original value cached, return that
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value, cached := so.originStorage[key]
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if cached {
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return value
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}
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// otherwise load the value from the KVStore
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store := ctx.KVStore(so.stateDB.storageKey)
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rawValue := store.Get(key.Bytes())
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if len(rawValue) > 0 {
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value.SetBytes(rawValue)
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}
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so.originStorage[key] = value
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return value
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}
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// ----------------------------------------------------------------------------
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// Setters
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// ----------------------------------------------------------------------------
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// SetState updates a value in account storage. Note, the key must be prefixed
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// with the address.
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@ -130,27 +100,6 @@ func (so *stateObject) setState(key, value ethcmn.Hash) {
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so.dirtyStorage[key] = value
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}
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// Code returns the contract code associated with this object, if any.
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func (so *stateObject) Code(_ ethstate.Database) []byte {
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if so.code != nil {
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return so.code
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}
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if bytes.Equal(so.CodeHash(), emptyCodeHash) {
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return nil
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}
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store := so.stateDB.ctx.KVStore(so.stateDB.codeKey)
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code := store.Get(so.CodeHash())
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if len(code) == 0 {
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so.setError(fmt.Errorf("failed to get code hash %x for address: %x", so.CodeHash(), so.Address()))
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}
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so.code = code
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return code
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}
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// SetCode sets the state object's code.
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func (so *stateObject) SetCode(codeHash ethcmn.Hash, code []byte) {
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prevcode := so.Code(nil)
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@ -218,30 +167,6 @@ func (so *stateObject) setBalance(amount sdk.Int) {
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so.account.SetBalance(amount)
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}
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// Balance returns the state object's current balance.
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func (so *stateObject) Balance() *big.Int {
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return so.account.Balance().BigInt()
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}
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// ReturnGas returns the gas back to the origin. Used by the Virtual machine or
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// Closures. It performs a no-op.
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func (so *stateObject) ReturnGas(gas *big.Int) {}
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// Address returns the address of the state object.
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func (so stateObject) Address() ethcmn.Address {
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return so.address
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}
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// CodeHash returns the state object's code hash.
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func (so *stateObject) CodeHash() []byte {
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return so.account.CodeHash
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}
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// Nonce returns the state object's current nonce (sequence number).
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func (so *stateObject) Nonce() uint64 {
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return uint64(so.account.Sequence)
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}
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// SetNonce sets the state object's nonce (sequence number).
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func (so *stateObject) SetNonce(nonce uint64) {
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so.stateDB.journal.append(nonceChange{
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@ -263,6 +188,93 @@ func (so *stateObject) setError(err error) {
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}
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}
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// ----------------------------------------------------------------------------
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// Getters
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// ----------------------------------------------------------------------------
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// Address returns the address of the state object.
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func (so stateObject) Address() ethcmn.Address {
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return so.address
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}
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// Balance returns the state object's current balance.
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func (so *stateObject) Balance() *big.Int {
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return so.account.Balance().BigInt()
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}
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// CodeHash returns the state object's code hash.
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func (so *stateObject) CodeHash() []byte {
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return so.account.CodeHash
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}
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// Nonce returns the state object's current nonce (sequence number).
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func (so *stateObject) Nonce() uint64 {
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return uint64(so.account.Sequence)
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}
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// Code returns the contract code associated with this object, if any.
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func (so *stateObject) Code(_ ethstate.Database) []byte {
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if so.code != nil {
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return so.code
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}
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if bytes.Equal(so.CodeHash(), emptyCodeHash) {
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return nil
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}
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store := so.stateDB.ctx.KVStore(so.stateDB.codeKey)
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code := store.Get(so.CodeHash())
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if len(code) == 0 {
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so.setError(fmt.Errorf("failed to get code hash %x for address: %x", so.CodeHash(), so.Address()))
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}
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so.code = code
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return code
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}
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// GetState retrieves a value from the account storage trie. Note, the key must
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// be prefixed with the address.
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func (so *stateObject) GetState(_ ethstate.Database, key ethcmn.Hash) ethcmn.Hash {
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// if we have a dirty value for this state entry, return it
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value, dirty := so.dirtyStorage[key]
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if dirty {
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return value
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}
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// otherwise return the entry's original value
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return so.getCommittedState(so.stateDB.ctx, key)
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}
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// GetCommittedState retrieves a value from the committed account storage trie.
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// Note, the must be prefixed with the address.
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func (so *stateObject) getCommittedState(ctx sdk.Context, key ethcmn.Hash) ethcmn.Hash {
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// if we have the original value cached, return that
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value, cached := so.originStorage[key]
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if cached {
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return value
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}
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// otherwise load the value from the KVStore
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store := ctx.KVStore(so.stateDB.storageKey)
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rawValue := store.Get(key.Bytes())
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if len(rawValue) > 0 {
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value.SetBytes(rawValue)
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}
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so.originStorage[key] = value
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return value
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}
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// ----------------------------------------------------------------------------
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// Auxiliary
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// ----------------------------------------------------------------------------
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// ReturnGas returns the gas back to the origin. Used by the Virtual machine or
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// Closures. It performs a no-op.
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func (so *stateObject) ReturnGas(gas *big.Int) {}
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// empty returns whether the account is considered empty.
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func (so *stateObject) empty() bool {
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return so.account.Sequence == 0 &&
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@ -12,6 +12,10 @@ import (
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var _ auth.Account = (*Account)(nil)
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// ----------------------------------------------------------------------------
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// Main Ethermint account
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// ----------------------------------------------------------------------------
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// BaseAccount implements the auth.Account interface and embeds an
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// auth.BaseAccount type. It is compatible with the auth.AccountMapper.
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type Account struct {
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@ -37,33 +41,9 @@ func (acc Account) SetBalance(amt sdk.Int) {
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acc.SetCoins(sdk.Coins{sdk.NewCoin(bank.DenomEthereum, amt)})
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}
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// // NewAccount returns a reference to a new initialized account.
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// func NewAccount(base auth.BaseAccount, code []byte) *Account {
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// return &Account{
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// BaseAccount: base,
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// Code: code,
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// Storage: storage,
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// }
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// }
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// GetAccountDecoder returns the auth.AccountDecoder function for the custom
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// Account type.
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// func GetAccountDecoder(cdc *wire.Codec) auth.AccountDecoder {
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// return func(accBytes []byte) (auth.Account, error) {
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// if len(accBytes) == 0 {
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// return nil, sdk.ErrTxDecode("account bytes are empty")
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// }
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// acc := new(Account)
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// err := cdc.UnmarshalBinaryBare(accBytes, &acc)
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// if err != nil {
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// return nil, sdk.ErrTxDecode("failed to decode account bytes")
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// }
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// return acc, err
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// }
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// }
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// ----------------------------------------------------------------------------
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// Code & Storage
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// ----------------------------------------------------------------------------
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// Account code and storage type aliases.
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type (
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