Support default dc idx from configs

mtproto/rpc/handshake_request.go

@@ -12,10 +12,10 @@ func (r *HandshakeRequest) Bytes() []byte {
 	buf := &bytes.Buffer{}
 	buf.Grow(len(TagHandshake) + len(HandshakeFlags) + len(HandshakeSenderPID) + len(HandshakePeerPID))
 
-	buf.Write(TagHandshake)
-	buf.Write(HandshakeFlags)
-	buf.Write(HandshakeSenderPID)
-	buf.Write(HandshakePeerPID)
+	buf.Write(TagHandshake)       // nolint: gosec
+	buf.Write(HandshakeFlags)     // nolint: gosec
+	buf.Write(HandshakeSenderPID) // nolint: gosec
+	buf.Write(HandshakePeerPID)   // nolint: gosec
 
 	return buf.Bytes()
 }

mtproto/rpc/handshake_response.go

@@ -19,10 +19,10 @@ type HandshakeResponse struct {
 func (r *HandshakeResponse) Bytes() []byte {
 	buf := &bytes.Buffer{}
 
-	buf.Write(r.Type)
-	buf.Write(r.Flags)
-	buf.Write(r.SenderPID)
-	buf.Write(r.PeerPID)
+	buf.Write(r.Type)      // nolint: gosec
+	buf.Write(r.Flags)     // nolint: gosec
+	buf.Write(r.SenderPID) // nolint: gosec
+	buf.Write(r.PeerPID)   // nolint: gosec
 
 	return buf.Bytes()
 }

mtproto/rpc/nonce_request.go

@@ -21,11 +21,11 @@ type NonceRequest struct {
 func (r *NonceRequest) Bytes() []byte {
 	buf := &bytes.Buffer{}
 
-	buf.Write(TagNonce)
-	buf.Write(r.KeySelector)
-	buf.Write(NonceCryptoAES)
-	buf.Write(r.CryptoTS)
-	buf.Write(r.Nonce)
+	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()
 }

mtproto/rpc/nonce_response.go

@@ -18,11 +18,11 @@ type NonceResponse struct {
 func (r *NonceResponse) Bytes() []byte {
 	buf := &bytes.Buffer{}
 
-	buf.Write(r.Type)
-	buf.Write(r.KeySelector)
-	buf.Write(r.Crypto)
-	buf.Write(r.CryptoTS)
-	buf.Write(r.Nonce)
+	buf.Write(r.Type)        // nolint: gosec
+	buf.Write(r.KeySelector) // nolint: gosec
+	buf.Write(r.Crypto)      // nolint: gosec
+	buf.Write(r.CryptoTS)    // nolint: gosec
+	buf.Write(r.Nonce)       // nolint: gosec
 
 	return buf.Bytes()
 }

mtproto/rpc/proxy_request.go

@@ -49,16 +49,16 @@ func (r *ProxyRequest) MakeHeader(message []byte) (*bytes.Buffer, fmt.Stringer)
 		flags |= proxyRequestFlagsEncrypted
 	}
 
-	buf.Write(TagProxyRequest)
-	buf.Write(flags.Bytes())
-	buf.Write(r.ConnectionID)
-	buf.Write(r.ClientIPPort)
-	buf.Write(r.OurIPPort)
-	buf.Write(ProxyRequestExtraSize)
-	buf.Write(ProxyRequestProxyTag)
-	buf.WriteByte(byte(len(r.ADTag)))
-	buf.Write(r.ADTag)
-	buf.Write(make([]byte, (4-buf.Len()%4)%4))
+	buf.Write(TagProxyRequest)                 // nolint: gosec
+	buf.Write(flags.Bytes())                   // nolint: gosec
+	buf.Write(r.ConnectionID)                  // nolint: gosec
+	buf.Write(r.ClientIPPort)                  // nolint: gosec
+	buf.Write(r.OurIPPort)                     // nolint: gosec
+	buf.Write(ProxyRequestExtraSize)           // nolint: gosec
+	buf.Write(ProxyRequestProxyTag)            // nolint: gosec
+	buf.WriteByte(byte(len(r.ADTag)))          // nolint: gosec
+	buf.Write(r.ADTag)                         // nolint: gosec
+	buf.Write(make([]byte, (4-buf.Len()%4)%4)) // nolint: gosec
 
 	return buf, flags
 }