package neofs import ( "crypto/ecdsa" "github.com/nspcc-dev/neofs-api-go/pkg/owner" crypto "github.com/nspcc-dev/neofs-crypto" ) type ( // Credentials contains methods that needed to work with NeoFS. Credentials interface { WIF() string Owner() *owner.ID PublicKey() *ecdsa.PublicKey PrivateKey() *ecdsa.PrivateKey } cred struct { key *ecdsa.PrivateKey owner *owner.ID wif string } ) // New creates an instance of Credentials through string representation of secret. // It allows passing WIF, path, hex-encoded and others. func NewCredentials(secret string) (Credentials, error) { key, err := crypto.LoadPrivateKey(secret) if err != nil { return nil, err } return setFromPrivateKey(key) } // PrivateKey returns ecdsa.PrivateKey. func (c *cred) PrivateKey() *ecdsa.PrivateKey { return c.key } // PublicKey returns ecdsa.PublicKey. func (c *cred) PublicKey() *ecdsa.PublicKey { return &c.key.PublicKey } // Owner returns owner.ID. func (c *cred) Owner() *owner.ID { return c.owner } // WIF returns string representation of WIF. func (c *cred) WIF() string { return c.wif } func setFromPrivateKey(key *ecdsa.PrivateKey) (*cred, error) { wallet, err := owner.NEO3WalletFromPublicKey(&key.PublicKey) if err != nil { return nil, err } ownerID := owner.NewIDFromNeo3Wallet(wallet) wif, err := crypto.WIFEncode(key) if err != nil { return nil, err } return &cred{key: key, owner: ownerID, wif: wif}, nil }