dh

package
v1.0.1025 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Aug 10, 2022 License: Apache-2.0 Imports: 9 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func ComputeSecret 

func ComputeSecret(private *PrivateKey, peersPublic *PublicKey) []byte

生成密钥

func GenerateKey 

func GenerateKey(groupID GroupID, rand io.Reader) (*PrivateKey, *PublicKey, error)

生成证书

func GenerateKeyWithGroup added in v1.0.1025 

func GenerateKeyWithGroup(param *Group, rand io.Reader) (*PrivateKey, *PublicKey, error)

生成证书

func IsSafePrimeGroup 

func IsSafePrimeGroup(param *Group, n int) bool

func MarshalPrivateKey 

func MarshalPrivateKey(key *PrivateKey) ([]byte, error)

包装私钥

func MarshalPublicKey 

func MarshalPublicKey(key *PublicKey) ([]byte, error)

包装公钥

Types

type Group 

type Group struct {
	// The prime
	P *big.Int

	// The generator
	G *big.Int
}

分组数据

func GetMODPGroup 

func GetMODPGroup(groupID GroupID) (group *Group, err error)

Current minimum recommendation is 2048 bit with id=14.

type GroupID 

type GroupID uint

分组 id 

const (
	P1001 GroupID = 1 + iota
	P1002
	P1536
	P2048
	P3072
	P4096
	P6144
	P8192
)

type Parameters 

type Parameters struct {
	// The prime
	P *big.Int

	// The generator
	G *big.Int
}

公用参数

type PrivateKey 

type PrivateKey struct {
	PublicKey

	// 私钥
	X *big.Int
}

私钥

func ParsePrivateKey 

func ParsePrivateKey(derBytes []byte) (*PrivateKey, error)

解析私钥

func (*PrivateKey) ComputeSecret added in v1.0.1025 

func (this *PrivateKey) ComputeSecret(peersPublic *PublicKey) (secret []byte)

生成密钥

func (*PrivateKey) Public 

func (this *PrivateKey) Public() crypto.PublicKey

type PublicKey 

type PublicKey struct {
	Parameters

	// 公钥
	Y *big.Int
}

公钥

func GeneratePublicKey added in v1.0.1025 

func GeneratePublicKey(private *PrivateKey) (*PublicKey, error)

从私钥获取公钥

func ParsePublicKey 

func ParsePublicKey(derBytes []byte) (pub *PublicKey, err error)

解析公钥

func (*PublicKey) Check 

func (this *PublicKey) Check() (err error)

检测 public key is < 0 or > g.P.

Source Files

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