Direct proxy works

mtproto/rpc/nonce_request.go

@@ -1,52 +0,0 @@
-package rpc
-
-import (
-	"bytes"
-	"crypto/rand"
-	"encoding/binary"
-	"time"
-
-	"github.com/juju/errors"
-)
-
-// NonceRequest is the data type which contains all the data for correct
-// nonce request.
-type NonceRequest struct {
-	KeySelector []byte
-	CryptoTS    []byte
-	Nonce       []byte
-}
-
-// Bytes returns serialized nonce request.
-func (r *NonceRequest) Bytes() []byte {
-	buf := &bytes.Buffer{}
-
-	buf.Write(TagNonce)       // nolint: gosec
-	buf.Write(r.KeySelector)  // nolint: gosec
-	buf.Write(NonceCryptoAES) // nolint: gosec
-	buf.Write(r.CryptoTS)     // nolint: gosec
-	buf.Write(r.Nonce)        // nolint: gosec
-
-	return buf.Bytes()
-}
-
-// NewNonceRequest builds new none request based on proxy secret.
-func NewNonceRequest(proxySecret []byte) (*NonceRequest, error) {
-	nonce := make([]byte, 16)
-	keySelector := make([]byte, 4)
-	cryptoTS := make([]byte, 4)
-
-	if _, err := rand.Read(nonce); err != nil {
-		return nil, errors.Annotate(err, "Cannot generate nonce")
-	}
-	copy(keySelector, proxySecret)
-
-	timestamp := time.Now().Truncate(time.Second).Unix() % 4294967296 // 256 ^ 4 - do not know how to name
-	binary.LittleEndian.PutUint32(cryptoTS, uint32(timestamp))
-
-	return &NonceRequest{
-		KeySelector: keySelector,
-		CryptoTS:    cryptoTS,
-		Nonce:       nonce,
-	}, nil
-}