-
Notifications
You must be signed in to change notification settings - Fork 0
/
bls.go
executable file
·107 lines (82 loc) · 2.03 KB
/
bls.go
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
48
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
106
107
/*
Copyright 2023 Milan Suk
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package main
import (
"fmt"
"github.com/herumi/bls-eth-go-binary/bls"
)
func InitBLS() error {
err := bls.Init(bls.BLS12_381)
if err != nil {
return err
}
bls.SetETHmode(bls.EthModeLatest) // use the latest eth2.0 spec
return nil
}
type BLSPrivKey struct {
arr [32]byte
}
type BLSPubKey struct {
arr [48]byte
}
type BLSSign struct {
arr [96]byte
}
func NewBLSPubKey(pubKey *bls.PublicKey) *BLSPubKey {
var self BLSPubKey
self.arr = [48]byte(pubKey.Serialize())
return &self
}
func (pubKey *BLSPubKey) Export(exp *bls.PublicKey) error {
err := exp.Deserialize(pubKey.arr[:])
if err != nil {
return err
}
return nil
}
func (a *BLSPubKey) Cmp(b *BLSPubKey) bool {
return a.arr == b.arr
}
func NewBLSSign(sign *bls.Sign) *BLSSign {
var self BLSSign
self.arr = [96]byte(sign.Serialize())
return &self
}
func (sign *BLSSign) Export(exp *bls.Sign) error {
err := exp.Deserialize(sign.arr[:])
if err != nil {
return err
}
return nil
}
func NewBLSPrivKey(privKey *bls.SecretKey) *BLSPrivKey {
var self BLSPrivKey
self.arr = [32]byte(privKey.Serialize())
return &self
}
func (privKey *BLSPrivKey) Export(exp *bls.SecretKey) error {
err := exp.Deserialize(privKey.arr[:])
if err != nil {
return err
}
return nil
}
func (privKey *BLSPrivKey) ExportPublicKey(exp *BLSPubKey) error {
var key bls.SecretKey
err := privKey.Export(&key)
if err != nil {
return fmt.Errorf("GetPublicKey() export() failed: %w", err)
}
*exp = *NewBLSPubKey(key.GetPublicKey())
return nil
}