Newer
Older
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
// Copyright 2015, 2016 Eris Industries (UK) Ltd.
// This file is part of Eris-RT
// Eris-RT is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// Eris-RT is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Eris-RT. If not, see <http://www.gnu.org/licenses/>.
// TODO: [ben] Account and PrivateAccount need to become a pure interface
// and then move the implementation to the manager types.
// Eg, Geth has its accounts, different from ErisMint
package account
import (
"bytes"
"fmt"
"io"
ptypes "github.com/eris-ltd/eris-db/permission/types"
. "github.com/tendermint/go-common"
"github.com/tendermint/go-crypto"
"github.com/tendermint/go-wire"
)
// Signable is an interface for all signable things.
// It typically removes signatures before serializing.
type Signable interface {
WriteSignBytes(chainID string, w io.Writer, n *int, err *error)
}
// SignBytes is a convenience method for getting the bytes to sign of a Signable.
func SignBytes(chainID string, o Signable) []byte {
buf, n, err := new(bytes.Buffer), new(int), new(error)
o.WriteSignBytes(chainID, buf, n, err)
if *err != nil {
PanicCrisis(err)
}
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
}
//-----------------------------------------------------------------------------
// Account resides in the application state, and is mutated by transactions
// on the blockchain.
// Serialized by wire.[read|write]Reflect
type Account struct {
Address []byte `json:"address"`
PubKey crypto.PubKey `json:"pub_key"`
Sequence int `json:"sequence"`
Balance int64 `json:"balance"`
Code []byte `json:"code"` // VM code
StorageRoot []byte `json:"storage_root"` // VM storage merkle root.
Permissions ptypes.AccountPermissions `json:"permissions"`
}
func (acc *Account) Copy() *Account {
accCopy := *acc
return &accCopy
}
func (acc *Account) String() string {
if acc == nil {
return "nil-Account"
}
return fmt.Sprintf("Account{%X:%v B:%v C:%v S:%X P:%s}", acc.Address, acc.PubKey, acc.Balance, len(acc.Code), acc.StorageRoot, acc.Permissions)
}
func AccountEncoder(o interface{}, w io.Writer, n *int, err *error) {
wire.WriteBinary(o.(*Account), w, n, err)
}
func AccountDecoder(r io.Reader, n *int, err *error) interface{} {
return wire.ReadBinary(&Account{}, r, 0, n, err)
}
var AccountCodec = wire.Codec{
Encode: AccountEncoder,
Decode: AccountDecoder,
}
func EncodeAccount(acc *Account) []byte {
w := new(bytes.Buffer)
var n int
var err error
AccountEncoder(acc, w, &n, &err)
return w.Bytes()
}
func DecodeAccount(accBytes []byte) *Account {
var n int
var err error
acc := AccountDecoder(bytes.NewBuffer(accBytes), &n, &err)
return acc.(*Account)
}