/
signature.go
160 lines (131 loc) · 4.91 KB
/
signature.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
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
package openwsdk
import (
"encoding/hex"
"fmt"
"github.com/blocktree/go-owcrypt"
"github.com/blocktree/openwallet/v2/hdkeystore"
"github.com/blocktree/openwallet/v2/openwallet"
)
//SignRawTransaction 签名交易单
func SignRawTransaction(rawTx *RawTransaction, key *hdkeystore.HDKey) error {
for accountID, keySignatures := range rawTx.Signatures {
if keySignatures != nil {
for _, keySignature := range keySignatures {
if keySignature.EccType == owcrypt.ECC_CURVE_BLS12381_G2_XMD_SHA_256_SSWU_RO_AUG {
childKey, err := key.DerivedKeyWithPath(keySignature.DerivedPath, keySignature.EccType)
keyBytes, err := childKey.GetPrivateKeyBytes()
if err != nil {
return openwallet.NewError(openwallet.ErrSignRawTransactionFailed, err.Error())
}
message, err := hex.DecodeString(keySignature.Message)
if err != nil {
return err
}
key2 := Calculate_synthetic_secret_key(keyBytes)
newKey := make([]byte,0)
if len(key2) != 32{
for i:=0 ;i< 32 - len(key2) ;i++{
newKey = append(newKey, 0)
}
}
newKey = append(newKey, key2...)
signature, _, sigErr := owcrypt.Signature(newKey, nil, message, keySignature.EccType)
if sigErr != owcrypt.SUCCESS {
return fmt.Errorf("transaction hash sign failed")
}
keySignature.Signature = hex.EncodeToString(signature)
continue
}
childKey, err := key.DerivedKeyWithPath(keySignature.DerivedPath, keySignature.EccType)
keyBytes, err := childKey.GetPrivateKeyBytes()
if err != nil {
return err
}
//log.Debug("privateKey:", hex.EncodeToString(keyBytes))
//privateKeys = append(privateKeys, keyBytes)
txHash, err := hex.DecodeString(keySignature.Message)
//transHash = append(transHash, txHash)
//log.Infof("sign hash: %s", txHash)
//签名交易
/////////交易单哈希签名
//signature, err := signatureSet.SignTxHash(rawTx.Coin.Symbol, txHash, keyBytes, keySignature.EccType)
//if err != nil {
// return fmt.Errorf("transaction hash sign failed, unexpected error: %v", err)
//}
signature, v, sigErr := owcrypt.Signature(keyBytes, nil, txHash, keySignature.EccType)
if sigErr != owcrypt.SUCCESS {
return fmt.Errorf("transaction hash sign failed")
}
if keySignature.RSV {
signature = append(signature, v)
}
//log.Debug("Signature:", txHash)
keySignature.Signature = hex.EncodeToString(signature)
}
}
rawTx.Signatures[accountID] = keySignatures
}
return nil
}
//SignTxHash 签名交易单Hash
func SignTxHash(signatures map[string][]*KeySignature, key *hdkeystore.HDKey) (map[string][]*KeySignature, error) {
for accountID, keySignatures := range signatures {
//log.Infof("accountID: %s", accountID)
if keySignatures != nil {
for _, keySignature := range keySignatures {
if keySignature.EccType == owcrypt.ECC_CURVE_BLS12381_G2_XMD_SHA_256_SSWU_RO_AUG {
childKey, err := key.DerivedKeyWithPath(keySignature.DerivedPath, keySignature.EccType)
keyBytes, err := childKey.GetPrivateKeyBytes()
if err != nil {
return nil,openwallet.NewError(openwallet.ErrSignRawTransactionFailed, err.Error())
}
message, err := hex.DecodeString(keySignature.Message)
if err != nil {
return nil,err
}
key2 := Calculate_synthetic_secret_key(keyBytes)
newKey := make([]byte,0)
if len(key2) != 32{
for i:=0 ;i< 32 - len(key2) ;i++{
newKey = append(newKey, 0)
}
}
newKey = append(newKey, key2...)
signature, _, sigErr := owcrypt.Signature(newKey, nil, message, keySignature.EccType)
if sigErr != owcrypt.SUCCESS {
return nil,fmt.Errorf("transaction hash sign failed:"+keySignature.Message)
}
keySignature.Signature = hex.EncodeToString(signature)
continue
}
childKey, err := key.DerivedKeyWithPath(keySignature.DerivedPath, keySignature.EccType)
keyBytes, err := childKey.GetPrivateKeyBytes()
if err != nil {
return nil, err
}
//log.Debug("privateKey:", hex.EncodeToString(keyBytes))
//privateKeys = append(privateKeys, keyBytes)
txHash, err := hex.DecodeString(keySignature.Message)
//transHash = append(transHash, txHash)
//log.Infof("sign hash: %s", txHash)
//签名交易
/////////交易单哈希签名
//signature, err := signatureSet.SignTxHash(rawTx.Coin.Symbol, txHash, keyBytes, keySignature.EccType)
//if err != nil {
// return fmt.Errorf("transaction hash sign failed, unexpected error: %v", err)
//}
signature, v, sigErr := owcrypt.Signature(keyBytes, nil, txHash, keySignature.EccType)
if sigErr != owcrypt.SUCCESS {
return nil, fmt.Errorf("transaction hash sign failed")
}
if keySignature.RSV {
signature = append(signature, v)
}
//log.Debug("Signature:", txHash)
keySignature.Signature = hex.EncodeToString(signature)
}
}
signatures[accountID] = keySignatures
}
return signatures, nil
}