c3crypto

package

v0.0.2 Latest Latest Go to latest Published: Aug 3, 2018 License: Apache-2.0 Imports: 13 Imported by: 0

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Repository

github.com/c3systems/c3-go

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README ¶

c3cypto

Various cryptographic functions

Documentation ¶

Index ¶

Constants
Variables
func DecodeAddress(address string) (*ecdsa.PublicKey, error)
func DecodePemToPrivateKey(block *pem.Block, password *string) (*ecdsa.PrivateKey, error)
func DecodePemToPublicKey(block *pem.Block, password *string) (*ecdsa.PublicKey, error)
func Decrypt(priv *ecdsa.PrivateKey, data []byte) ([]byte, error)
func DeserializePrivateKey(privBytes []byte) (*ecdsa.PrivateKey, error)
func DeserializePublicKey(pubBytes []byte) (*ecdsa.PublicKey, error)
func EncodeAddress(pub *ecdsa.PublicKey) (string, error)
func EncodePrivateKeyToPem(priv *ecdsa.PrivateKey, password *string) (*pem.Block, error)
func EncodePublicKeyToPem(pub *ecdsa.PublicKey, password *string) (*pem.Block, error)
func Encrypt(pub *ecdsa.PublicKey, data []byte) ([]byte, error)
func GetPublicKey(priv *ecdsa.PrivateKey) (*ecdsa.PublicKey, error)
func NewKeyPair() (*ecdsa.PrivateKey, *ecdsa.PublicKey, error)
func NewPrivateKey() (*ecdsa.PrivateKey, error)
func PublicKeyFromBytes(pub []byte) (*ecdsa.PublicKey, error)
func PublicKeyToBytes(pub *ecdsa.PublicKey) ([]byte, error)
func ReadKeyPairFromPem(fileName string, password *string) (*ecdsa.PrivateKey, *ecdsa.PublicKey, error)
func ReadPrivateKeyFromPem(fileName string, password *string) (*ecdsa.PrivateKey, error)
func ReadPublicKeyFromPem(fileName string, password *string) (*ecdsa.PublicKey, error)
func SerializePrivateKey(priv *ecdsa.PrivateKey) ([]byte, error)
func SerializePublicKey(pub *ecdsa.PublicKey) ([]byte, error)
func Sign(priv *ecdsa.PrivateKey, data []byte) (*big.Int, *big.Int, error)
func Verify(pub *ecdsa.PublicKey, data []byte, r, s *big.Int) (bool, error)
func WriteKeyPairToPem(priv *ecdsa.PrivateKey, pub *ecdsa.PublicKey, password *string, ...) error
func WritePrivateKeyToPemFile(priv *ecdsa.PrivateKey, password *string, fileName string) error
func WritePublicKeyToPemFile(pub *ecdsa.PublicKey, password *string, fileName string) error

Constants ¶

View Source

const (
	// EncryptionCipher ...
	EncryptionCipher = x509.PEMCipherAES256
	// PrivateKeyPEMType ...
	PrivateKeyPEMType = "ECDSA PRIVATE KEY"
	// PublicKeyPEMType ...
	PublicKeyPEMType = "ECDSA PUBLIC KEY"
)

Variables ¶

View Source

var (
	// ErrNilPrivateKey ...
	ErrNilPrivateKey = errors.New("private key is nil")
	// ErrNilPublicKey ...
	ErrNilPublicKey = errors.New("public key is nil")
	// ErrNilData ...
	ErrNilData = errors.New("data is nil")
	// ErrNilSigParams ...
	ErrNilSigParams = errors.New("r and s params cannot be nil")
	// ErrInvalidPublicKey ...
	ErrInvalidPublicKey = errors.New("invalid public key")
	// ErrGeneratingECIESPublicKey ...
	ErrGeneratingECIESPublicKey = errors.New("could not generate ecies public key from ecda public key")
	// ErrGeneratingECIESPrivateKey ...
	ErrGeneratingECIESPrivateKey = errors.New("could not generate ecies private key from ecdsa private key")
	// ErrGeneratingECDSAPublicKey ...
	ErrGeneratingECDSAPublicKey = errors.New("could not generate ecdsa public key from ecdsa private key")
	// ErrNotECDSAPubKey ...
	ErrNotECDSAPubKey = errors.New("not an ecdsa public key")
	// Curve ...
	Curve = elliptic.P256()
)

Functions ¶

func DecodeAddress ¶

func DecodeAddress(address string) (*ecdsa.PublicKey, error)

DecodeAddress [for now] decodes public address hex to ECDSA public key. Public key are treated as public address at the moment.

func DecodePemToPrivateKey ¶

func DecodePemToPrivateKey(block *pem.Block, password *string) (*ecdsa.PrivateKey, error)

DecodePemToPrivateKey ...

func DecodePemToPublicKey ¶

func DecodePemToPublicKey(block *pem.Block, password *string) (*ecdsa.PublicKey, error)

DecodePemToPublicKey ...

func Decrypt ¶

func Decrypt(priv *ecdsa.PrivateKey, data []byte) ([]byte, error)

Decrypt ...

func DeserializePrivateKey ¶

func DeserializePrivateKey(privBytes []byte) (*ecdsa.PrivateKey, error)

DeserializePrivateKey ...

func DeserializePublicKey ¶

func DeserializePublicKey(pubBytes []byte) (*ecdsa.PublicKey, error)

DeserializePublicKey ...

func EncodeAddress ¶

func EncodeAddress(pub *ecdsa.PublicKey) (string, error)

EncodeAddress ...

func EncodePrivateKeyToPem ¶

func EncodePrivateKeyToPem(priv *ecdsa.PrivateKey, password *string) (*pem.Block, error)

EncodePrivateKeyToPem ... note password is optional

func EncodePublicKeyToPem ¶

func EncodePublicKeyToPem(pub *ecdsa.PublicKey, password *string) (*pem.Block, error)

EncodePublicKeyToPem ... note: password is optional

func Encrypt ¶

func Encrypt(pub *ecdsa.PublicKey, data []byte) ([]byte, error)

Encrypt ...

func GetPublicKey ¶

func GetPublicKey(priv *ecdsa.PrivateKey) (*ecdsa.PublicKey, error)

GetPublicKey ...

func NewKeyPair ¶

func NewKeyPair() (*ecdsa.PrivateKey, *ecdsa.PublicKey, error)

NewKeyPair ...

func NewPrivateKey ¶

func NewPrivateKey() (*ecdsa.PrivateKey, error)

NewPrivateKey ...

func PublicKeyFromBytes ¶

func PublicKeyFromBytes(pub []byte) (*ecdsa.PublicKey, error)

PublicKeyFromBytes ...

func PublicKeyToBytes ¶

func PublicKeyToBytes(pub *ecdsa.PublicKey) ([]byte, error)

PublicKeyToBytes ...

func ReadKeyPairFromPem ¶

func ReadKeyPairFromPem(fileName string, password *string) (*ecdsa.PrivateKey, *ecdsa.PublicKey, error)

ReadKeyPairFromPem ...

func ReadPrivateKeyFromPem ¶

func ReadPrivateKeyFromPem(fileName string, password *string) (*ecdsa.PrivateKey, error)

ReadPrivateKeyFromPem ...

func ReadPublicKeyFromPem ¶

func ReadPublicKeyFromPem(fileName string, password *string) (*ecdsa.PublicKey, error)

ReadPublicKeyFromPem ...

func SerializePrivateKey ¶

func SerializePrivateKey(priv *ecdsa.PrivateKey) ([]byte, error)

SerializePrivateKey ...

func SerializePublicKey ¶

func SerializePublicKey(pub *ecdsa.PublicKey) ([]byte, error)

SerializePublicKey ...

func Sign ¶

func Sign(priv *ecdsa.PrivateKey, data []byte) (*big.Int, *big.Int, error)

Sign ...

func Verify ¶

func Verify(pub *ecdsa.PublicKey, data []byte, r, s *big.Int) (bool, error)

Verify ...

func WriteKeyPairToPem ¶

func WriteKeyPairToPem(priv *ecdsa.PrivateKey, pub *ecdsa.PublicKey, password *string, fileName string) error

WriteKeyPairToPem ...

func WritePrivateKeyToPemFile ¶

func WritePrivateKeyToPemFile(priv *ecdsa.PrivateKey, password *string, fileName string) error

WritePrivateKeyToPemFile ...

func WritePublicKeyToPemFile ¶

func WritePublicKeyToPemFile(pub *ecdsa.PublicKey, password *string, fileName string) error

WritePublicKeyToPemFile ...

Types ¶

This section is empty.

Source Files ¶

View all Source files

c3crypto.go

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