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accounts: use pointers consistently

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Account is now always a non-pointer. This will be important once
the manager starts remembering accounts.

AccountManager is now always a pointer because it contains locks
and locks cannot be copied.
This commit is contained in:
Felix Lange
2015-03-08 00:18:13 +01:00
parent a2810c06d7
commit fda7b4c79d
3 changed files with 14 additions and 17 deletions
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26
accounts/account_manager.go
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@ -47,7 +47,6 @@ var (
ErrNoKeys = errors.New("no keys in store")
)
// TODO: better name for this struct?
type Account struct {
Address []byte
}
@ -74,10 +73,10 @@ func (am *AccountManager) Coinbase() (addr []byte, err error) {
}
// MainAccount returns the primary account used for transactions.
func (am *AccountManager) Default() (*Account, error) {
func (am *AccountManager) Default() (Account, error) {
// TODO: persist main account address on disk
addr, err := am.firstAddr()
return &Account{Address: addr}, err
return Account{Address: addr}, err
}
func (am *AccountManager) firstAddr() ([]byte, error) {
@ -95,9 +94,9 @@ func (am *AccountManager) DeleteAccount(address []byte, auth string) error {
return am.keyStore.DeleteKey(address, auth)
}
func (am *AccountManager) Sign(fromAccount *Account, toSign []byte) (signature []byte, err error) {
func (am *AccountManager) Sign(a Account, toSign []byte) (signature []byte, err error) {
am.mutex.RLock()
unlockedKey := am.unlockedKeys[string(fromAccount.Address)]
unlockedKey := am.unlockedKeys[string(a.Address)]
am.mutex.RUnlock()
if unlockedKey.Address == nil {
return nil, ErrLocked
@ -106,28 +105,25 @@ func (am *AccountManager) Sign(fromAccount *Account, toSign []byte) (signature [
return signature, err
}
func (am *AccountManager) SignLocked(fromAccount *Account, keyAuth string, toSign []byte) (signature []byte, err error) {
key, err := am.keyStore.GetKey(fromAccount.Address, keyAuth)
func (am *AccountManager) SignLocked(a Account, keyAuth string, toSign []byte) (signature []byte, err error) {
key, err := am.keyStore.GetKey(a.Address, keyAuth)
if err != nil {
return nil, err
}
am.mutex.RLock()
am.unlockedKeys[string(fromAccount.Address)] = *key
am.unlockedKeys[string(a.Address)] = *key
am.mutex.RUnlock()
go unlockLater(am, fromAccount.Address)
go unlockLater(am, a.Address)
signature, err = crypto.Sign(toSign, key.PrivateKey)
return signature, err
}
func (am AccountManager) NewAccount(auth string) (*Account, error) {
func (am *AccountManager) NewAccount(auth string) (Account, error) {
key, err := am.keyStore.GenerateNewKey(crand.Reader, auth)
if err != nil {
return nil, err
return Account{}, err
}
ua := &Account{
Address: key.Address,
}
return ua, err
return Account{Address: key.Address}, nil
}
func (am *AccountManager) Accounts() ([]Account, error) {