bls

type BlsManager interface {
	// GenerateKey generates a fresh key-pair for BLS signatures.
	GenerateKey() (SecretKey, PublicKey)
	//Aggregate aggregates signatures together into a new signature.
	Aggregate([]Signature) (Signature, error)
	//AggregatePublic aggregates public keys together into a new PublicKey.
	AggregatePublic([]PublicKey) (PublicKey, error)
	// VerifyAggregatedOne verifies each public key against a message.
	VerifyAggregatedOne([]PublicKey, Message, Signature) error
	// VerifyAggregatedN verifies each public key against each message.
	VerifyAggregatedN([]PublicKey, []Message, Signature) error
	//DecPublicKey decompress a public key
	DecPublicKey([]byte) (PublicKey, error)
	//DecPublicKeyHex decompress a public key from a hex string
	DecPublicKeyHex(string) (PublicKey, error)
	//DecSecretKey decompress a secret key
	DecSecretKey([]byte) (SecretKey, error)
	//DecSecretKeyHex decompress a secret key from a hex string
	DecSecretKeyHex(string) (SecretKey, error)
	//DecSignature decompress a signature
	DecSignature([]byte) (Signature, error)
	//DecSignatureHex decompress a signature from a hex string
	DecSignatureHex(string) (Signature, error)
}

type CompressedPublic [PublicKeyBytes]byte

type CompressedSecret [SecretKeyBytes]byte

type CompressedSignature [SignatureBytes]byte

type Message []byte

type PublicKey interface {
	// Verify verifies a signature against a message and the public key.
	Verify(m Message, sig Signature) error
	// Aggregate adds an other public key to the current.
	Aggregate(other PublicKey) error
	// Compress compresses the public key to a byte slice.
	Compress() CompressedPublic
}

type SecretKey interface {
	// Sign returns the BLS signature of the giving message.
	Sign(m Message) Signature
	// PubKey returns the corresponding public key.
	PubKey() (PublicKey, error)
	// Compress compresses the secret key to a byte slice.
	Compress() CompressedSecret
}

type Signature interface {
	// Compress compresses the signature to a byte slice.
	Compress() CompressedSignature
}