frostfs-sdk-go/signature/signature.go

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package signature
import (
"github.com/nspcc-dev/neofs-api-go/v2/refs"
)
// Signature represents v2-compatible signature.
type Signature refs.Signature
// Scheme represents signature scheme.
type Scheme uint32
// Supported signature schemes.
const (
ECDSAWithSHA512 Scheme = iota
RFC6979WithSHA256
)
func (x Scheme) String() string {
return refs.SignatureScheme(x).String()
}
// NewFromV2 wraps v2 Signature message to Signature.
//
// Nil refs.Signature converts to nil.
func NewFromV2(sV2 *refs.Signature) *Signature {
return (*Signature)(sV2)
}
// New creates and initializes blank Signature.
//
// Defaults:
// - key: nil;
// - signature: nil.
func New() *Signature {
return NewFromV2(new(refs.Signature))
}
// Key sets binary public key.
func (s *Signature) Key() []byte {
return (*refs.Signature)(s).GetKey()
}
// SetKey returns binary public key.
func (s *Signature) SetKey(v []byte) {
(*refs.Signature)(s).SetKey(v)
}
// Sign return signature value.
func (s *Signature) Sign() []byte {
return (*refs.Signature)(s).GetSign()
}
// SetSign sets signature value.
func (s *Signature) SetSign(v []byte) {
(*refs.Signature)(s).SetSign(v)
}
// Scheme returns signature scheme.
func (s *Signature) Scheme() Scheme {
return Scheme((*refs.Signature)(s).GetScheme())
}
// SetScheme sets signature scheme.
func (s *Signature) SetScheme(v Scheme) {
(*refs.Signature)(s).SetScheme(refs.SignatureScheme(v))
}
// ToV2 converts Signature to v2 Signature message.
//
// Nil Signature converts to nil.
func (s *Signature) ToV2() *refs.Signature {
return (*refs.Signature)(s)
}
// Marshal marshals Signature into a protobuf binary form.
func (s *Signature) Marshal() ([]byte, error) {
return (*refs.Signature)(s).StableMarshal(nil)
}
// Unmarshal unmarshals protobuf binary representation of Signature.
func (s *Signature) Unmarshal(data []byte) error {
return (*refs.Signature)(s).Unmarshal(data)
}
// MarshalJSON encodes Signature to protobuf JSON format.
func (s *Signature) MarshalJSON() ([]byte, error) {
return (*refs.Signature)(s).MarshalJSON()
}
// UnmarshalJSON decodes Signature from protobuf JSON format.
func (s *Signature) UnmarshalJSON(data []byte) error {
return (*refs.Signature)(s).UnmarshalJSON(data)
}