Resolve update conflicts

session/types.go

@@ -2,14 +2,12 @@ package session
 
 import (
 	"crypto/ecdsa"
-	"encoding/binary"
 	"sync"
 
-	"github.com/nspcc-dev/neofs-api-go/chain"
 	"github.com/nspcc-dev/neofs-api-go/internal"
 	"github.com/nspcc-dev/neofs-api-go/refs"
+	"github.com/nspcc-dev/neofs-api-go/service"
 	crypto "github.com/nspcc-dev/neofs-crypto"
-	"github.com/pkg/errors"
 )
 
 type (
@@ -19,6 +17,12 @@ type (
 	OwnerID = refs.OwnerID
 	// TokenID type alias.
 	TokenID = refs.UUID
+	// Token type alias
+	Token = service.Token
+	// Address type alias
+	Address = refs.Address
+	// Verb is Token_Info_Verb type alias
+	Verb = service.Token_Info_Verb
 
 	// PToken is a wrapper around Token that allows to sign data
 	// and to do thread-safe manipulations.
@@ -55,127 +59,7 @@ const (
 	ErrInvalidSignature = internal.Error("invalid signature")
 )
 
-// verificationData returns byte array to sign.
-// Note: protobuf serialization is inconsistent as
-// wire order is unspecified.
-func (m *Token) verificationData() (data []byte) {
-	var size int
-	if l := len(m.ObjectID); l > 0 {
-		size = m.ObjectID[0].Size()
-		data = make([]byte, 16+l*size)
-	} else {
-		data = make([]byte, 16)
-	}
-	binary.BigEndian.PutUint64(data, m.FirstEpoch)
-	binary.BigEndian.PutUint64(data[8:], m.LastEpoch)
-	for i := range m.ObjectID {
-		copy(data[16+i*size:], m.ObjectID[i].Bytes())
-	}
-	return
-}
-
-// IsSame checks if the passed token is valid and equal to current token
-func (m *Token) IsSame(t *Token) error {
-	switch {
-	case m.FirstEpoch != t.FirstEpoch:
-		return ErrWrongFirstEpoch
-	case m.LastEpoch != t.LastEpoch:
-		return ErrWrongLastEpoch
-	case !m.OwnerID.Equal(t.OwnerID):
-		return ErrWrongOwner
-	case m.Header.PublicKey == nil:
-		return ErrEmptyPublicKey
-	case len(m.ObjectID) != len(t.ObjectID):
-		return ErrWrongObjectsCount
-	default:
-		for i := range m.ObjectID {
-			if !m.ObjectID[i].Equal(t.ObjectID[i]) {
-				return errors.Wrapf(ErrWrongObjects, "expect %s, actual: %s", m.ObjectID[i], t.ObjectID[i])
-			}
-		}
-	}
-	return nil
-}
-
-// Sign tries to sign current Token data and stores signature inside it.
-func (m *Token) Sign(key *ecdsa.PrivateKey) error {
-	if err := m.Header.Sign(key); err != nil {
-		return err
-	}
-
-	s, err := crypto.Sign(key, m.verificationData())
-	if err != nil {
-		return err
-	}
-
-	m.Signature = s
-	return nil
-}
-
-// SetPublicKeys sets owner's public keys to the token
-func (m *Token) SetPublicKeys(keys ...*ecdsa.PublicKey) {
-	m.PublicKeys = m.PublicKeys[:0]
-	for i := range keys {
-		m.PublicKeys = append(m.PublicKeys, crypto.MarshalPublicKey(keys[i]))
-	}
-}
-
-// Verify checks if token is correct and signed.
-func (m *Token) Verify(keys ...*ecdsa.PublicKey) bool {
-	if m.FirstEpoch > m.LastEpoch {
-		return false
-	}
-	ownerFromKeys := chain.KeysToAddress(keys...)
-	if m.OwnerID.String() != ownerFromKeys {
-		return false
-	}
-
-	for i := range keys {
-		if m.Header.Verify(keys[i]) && crypto.Verify(keys[i], m.verificationData(), m.Signature) == nil {
-			return true
-		}
-	}
-	return false
-}
-
-// AddSignatures adds token signatures.
-func (t *PToken) AddSignatures(signH, signT []byte) {
-	t.mtx.Lock()
-
-	t.Header.KeySignature = signH
-	t.Signature = signT
-
-	t.mtx.Unlock()
-}
-
 // SignData signs data with session private key.
 func (t *PToken) SignData(data []byte) ([]byte, error) {
 	return crypto.Sign(t.PrivateKey, data)
 }
-
-// VerifyData checks if signature of data by token is equal to sign.
-func (m *VerificationHeader) VerifyData(data, sign []byte) error {
-	if crypto.Verify(crypto.UnmarshalPublicKey(m.PublicKey), data, sign) != nil {
-		return ErrInvalidSignature
-	}
-	return nil
-}
-
-// Verify checks if verification header was issued by id.
-func (m *VerificationHeader) Verify(keys ...*ecdsa.PublicKey) bool {
-	for i := range keys {
-		if crypto.Verify(keys[i], m.PublicKey, m.KeySignature) == nil {
-			return true
-		}
-	}
-	return false
-}
-
-// UnmarshalPublicKeys returns unmarshal public keys from the token
-func UnmarshalPublicKeys(t *Token) []*ecdsa.PublicKey {
-	r := make([]*ecdsa.PublicKey, 0, len(t.PublicKeys))
-	for i := range t.PublicKeys {
-		r = append(r, crypto.UnmarshalPublicKey(t.PublicKeys[i]))
-	}
-	return r
-}