signer

Documentation

Index

• Variables
• func SignUnsigned(ctx context.Context, signer Signer, utx txs.UnsignedTx) (*txs.Tx, error)
• type Backend
• type Signer
  • func New(kc keychain.Keychain, backend Backend) Signer

Variables

var (
	ErrUnknownInputType      = errors.New("unknown input type")
	ErrUnknownOpType         = errors.New("unknown operation type")
	ErrInvalidNumUTXOsInOp   = errors.New("invalid number of UTXOs in operation")
	ErrUnknownCredentialType = errors.New("unknown credential type")
	ErrUnknownOutputType     = errors.New("unknown output type")
	ErrInvalidUTXOSigIndex   = errors.New("invalid UTXO signature index")
)

Functions

func SignUnsigned

func SignUnsigned(
	ctx context.Context,
	signer Signer,
	utx txs.UnsignedTx,
) (*txs.Tx, error)

Types

type Backend

type Backend interface {
	GetUTXO(ctx context.Context, chainID, utxoID ids.ID) (*avax.UTXO, error)
}

type Signer

type Signer interface {
	// Sign adds as many missing signatures as possible to the provided
	// transaction.
	//
	// If there are already some signatures on the transaction, those signatures
	// will not be removed.
	//
	// If the signer doesn't have the ability to provide a required signature,
	// the signature slot will be skipped without reporting an error.
	Sign(ctx context.Context, tx *txs.Tx) error
}

func New

func New(kc keychain.Keychain, backend Backend) Signer