msp

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

type LocalSigner interface {
	SignatureHeaderMaker
	Signer
}

type MspEnv struct {
	MspID         string
	MspConfigPath string
	MspType       string //"bccsp", "idemix"  默认bccsp
}

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

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