crypto

package
v1.2.0 Latest Latest
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Published: Jul 3, 2018 License: Apache-2.0 Imports: 7 Imported by: 0

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Constants

View Source
const (
	// NonceSize is the default NonceSize
	NonceSize = 24
)

Variables

This section is empty.

Functions

func ExpiresAt added in v1.1.1

func ExpiresAt(identityBytes []byte) time.Time

ExpiresAt returns when the given identity expires, or a zero time.Time in case we cannot determine that

func GetRandomBytes

func GetRandomBytes(len int) ([]byte, error)

GetRandomBytes returns len random looking bytes

func GetRandomNonce

func GetRandomNonce() ([]byte, error)

GetRandomNonce returns a random byte array of length NonceSize

Types

type IdentitySerializer added in v1.3.0

type IdentitySerializer interface {
	// Serialize converts an identity to bytes
	Serialize() ([]byte, error)
}

IdentitySerializer serializes identities

type LocalSigner

type LocalSigner interface {
	SignatureHeaderMaker
	Signer
}

LocalSigner is a temporary stub interface which will be implemented by the local MSP

type SignatureHeaderCreator added in v1.3.0

type SignatureHeaderCreator struct {
	SignerSupport
}

SignatureHeaderCreator creates signature headers

func NewSignatureHeaderCreator added in v1.3.0

func NewSignatureHeaderCreator(ss SignerSupport) *SignatureHeaderCreator

NewSignatureHeaderCreator creates new signature headers

func (*SignatureHeaderCreator) NewSignatureHeader added in v1.3.0

func (bs *SignatureHeaderCreator) NewSignatureHeader() (*cb.SignatureHeader, error)

NewSignatureHeader creates a SignatureHeader with the correct signing identity and a valid nonce

type SignatureHeaderMaker added in v1.3.0

type SignatureHeaderMaker interface {
	// NewSignatureHeader creates a SignatureHeader with the correct signing identity and a valid nonce
	NewSignatureHeader() (*cb.SignatureHeader, error)
}

SignatureHeaderMaker creates a new SignatureHeader

type Signer added in v1.3.0

type Signer interface {
	// Sign a message and return the signature over the digest, or error on failure
	Sign(message []byte) ([]byte, error)
}

Signer signs messages

type SignerSupport added in v1.3.0

type SignerSupport interface {
	Signer
	IdentitySerializer
}

SignerSupport implements the needed support for LocalSigner

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