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core, core/state, core/vm: remove exported account getters (#3618)

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Removed exported statedb object accessors, reducing the chance for nasty
bugs to creep in. It's also ugly and unnecessary to have these methods.
This commit is contained in:
Jeffrey Wilcke
2017-02-22 23:29:59 +01:00
committed by Felix Lange
parent 46ec4357e7
commit 024d41d0c2
23 changed files with 245 additions and 238 deletions
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31
light/vm_env.go
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@ -21,7 +21,6 @@ import (
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/core/vm"
"github.com/ethereum/go-ethereum/crypto"
"golang.org/x/net/context"
)
@ -64,27 +63,10 @@ func (self *VMState) RevertToSnapshot(idx int) {
self.snapshots = self.snapshots[:idx]
}
// GetAccount returns the account object of the given account or nil if the
// account does not exist
func (s *VMState) GetAccount(addr common.Address) vm.Account {
so, err := s.state.GetStateObject(s.ctx, addr)
s.errHandler(err)
if err != nil {
// return a dummy state object to avoid panics
so = s.state.newStateObject(addr)
}
return so
}
// CreateAccount creates creates a new account object and takes ownership.
func (s *VMState) CreateAccount(addr common.Address) vm.Account {
so, err := s.state.CreateStateObject(s.ctx, addr)
func (s *VMState) CreateAccount(addr common.Address) {
_, err := s.state.CreateStateObject(s.ctx, addr)
s.errHandler(err)
if err != nil {
// return a dummy state object to avoid panics
so = s.state.newStateObject(addr)
}
return so
}
// AddBalance adds the given amount to the balance of the specified account
@ -99,6 +81,15 @@ func (s *VMState) SubBalance(addr common.Address, amount *big.Int) {
s.errHandler(err)
}
// ForEachStorage calls a callback function for every key/value pair found
// in the local storage cache. Note that unlike core/state.StateObject,
// light.StateObject only returns cached values and doesn't download the
// entire storage tree.
func (s *VMState) ForEachStorage(addr common.Address, cb func(key, value common.Hash) bool) {
err := s.state.ForEachStorage(s.ctx, addr, cb)
s.errHandler(err)
}
// GetBalance retrieves the balance from the given address or 0 if the account does
// not exist
func (s *VMState) GetBalance(addr common.Address) *big.Int {