forked from TrueCloudLab/frostfs-sdk-go
a292150d42
`SignData`: use `ECDSAWithSHA512` by default. `SignWithRFC6979` option switches the scheme to `RFC6979WithSHA256`. `VerifyData`: if scheme is not fixed (like by `SignWithRFC6979` option) then scheme from the message is processed. Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
94 lines
2.2 KiB
Go
94 lines
2.2 KiB
Go
package signature
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import (
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"github.com/nspcc-dev/neofs-api-go/v2/refs"
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)
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// Signature represents v2-compatible signature.
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type Signature refs.Signature
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// Scheme represents signature scheme.
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type Scheme uint32
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// Supported signature schemes.
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const (
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ECDSAWithSHA512 Scheme = iota
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RFC6979WithSHA256
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)
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func (x Scheme) String() string {
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return refs.SignatureScheme(x).String()
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}
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// NewFromV2 wraps v2 Signature message to Signature.
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//
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// Nil refs.Signature converts to nil.
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func NewFromV2(sV2 *refs.Signature) *Signature {
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return (*Signature)(sV2)
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}
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// New creates and initializes blank Signature.
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//
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// Defaults:
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// - key: nil;
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// - signature: nil.
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func New() *Signature {
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return NewFromV2(new(refs.Signature))
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}
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// Key sets binary public key.
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func (s *Signature) Key() []byte {
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return (*refs.Signature)(s).GetKey()
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}
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// SetKey returns binary public key.
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func (s *Signature) SetKey(v []byte) {
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(*refs.Signature)(s).SetKey(v)
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}
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// Sign return signature value.
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func (s *Signature) Sign() []byte {
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return (*refs.Signature)(s).GetSign()
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}
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// SetSign sets signature value.
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func (s *Signature) SetSign(v []byte) {
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(*refs.Signature)(s).SetSign(v)
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}
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// Scheme returns signature scheme.
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func (s *Signature) Scheme() Scheme {
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return Scheme((*refs.Signature)(s).GetScheme())
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}
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// SetScheme sets signature scheme.
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func (s *Signature) SetScheme(v Scheme) {
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(*refs.Signature)(s).SetScheme(refs.SignatureScheme(v))
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}
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// ToV2 converts Signature to v2 Signature message.
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//
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// Nil Signature converts to nil.
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func (s *Signature) ToV2() *refs.Signature {
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return (*refs.Signature)(s)
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}
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// Marshal marshals Signature into a protobuf binary form.
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func (s *Signature) Marshal() ([]byte, error) {
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return (*refs.Signature)(s).StableMarshal(nil)
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}
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// Unmarshal unmarshals protobuf binary representation of Signature.
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func (s *Signature) Unmarshal(data []byte) error {
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return (*refs.Signature)(s).Unmarshal(data)
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}
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// MarshalJSON encodes Signature to protobuf JSON format.
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func (s *Signature) MarshalJSON() ([]byte, error) {
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return (*refs.Signature)(s).MarshalJSON()
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}
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// UnmarshalJSON decodes Signature from protobuf JSON format.
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func (s *Signature) UnmarshalJSON(data []byte) error {
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return (*refs.Signature)(s).UnmarshalJSON(data)
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}
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