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fix golint issues in core/codec (#473)

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This commit is contained in:
Kevin Wan
2021-02-18 14:11:09 +08:00
committed by GitHub
parent 9602494454
commit 8f1c88e07d
5 changed files with 32 additions and 4 deletions
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12
core/codec/dh.go
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@@ -11,8 +11,11 @@ import (
// 2048-bit MODP Group
var (
ErrInvalidPriKey = errors.New("invalid private key")
ErrInvalidPubKey = errors.New("invalid public key")
// ErrInvalidPriKey indicates the invalid private key.
ErrInvalidPriKey = errors.New("invalid private key")
// ErrInvalidPubKey indicates the invalid public key.
ErrInvalidPubKey = errors.New("invalid public key")
// ErrPubKeyOutOfBound indicates the public key is out of bound.
ErrPubKeyOutOfBound = errors.New("public key out of bound")
p, _ = new(big.Int).SetString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
@@ -20,11 +23,13 @@ var (
zero = big.NewInt(0)
)
// DhKey defines the Diffie Hellman key.
type DhKey struct {
PriKey *big.Int
PubKey *big.Int
}
// ComputeKey returns a key from public key and private key.
func ComputeKey(pubKey, priKey *big.Int) (*big.Int, error) {
if pubKey == nil {
return nil, ErrInvalidPubKey
@@ -41,6 +46,7 @@ func ComputeKey(pubKey, priKey *big.Int) (*big.Int, error) {
return new(big.Int).Exp(pubKey, priKey, p), nil
}
// GenerateKey returns a Diffie Hellman key.
func GenerateKey() (*DhKey, error) {
var err error
var x *big.Int
@@ -63,10 +69,12 @@ func GenerateKey() (*DhKey, error) {
return key, nil
}
// NewPublicKey returns a public key from the given bytes.
func NewPublicKey(bs []byte) *big.Int {
return new(big.Int).SetBytes(bs)
}
// Bytes returns public key bytes.
func (k *DhKey) Bytes() []byte {
if k.PubKey == nil {
return nil