fix: 32bit systems support №2

change other usages to int64

errors.go

@@ -13,7 +13,7 @@ import (
 )
 
 type ErrResponseCode struct {
-	Code           int
+	Code           int64
 	Message        string
 	Description    string
 	AdditionalInfo any // some errors has additional data like timeout seconds, dc id etc.
@@ -32,7 +32,7 @@ func RpcErrorToNative(r *objects.RpcError) error {
 	}
 
 	return &ErrResponseCode{
-		Code:           int(r.ErrorCode),
+		Code:           int64(r.ErrorCode),
 		Message:        nativeErrorName,
 		Description:    desc,
 		AdditionalInfo: additionalData,

internal/transport/transport.go

@@ -91,7 +91,7 @@ func (t *transport) ReadMsg() (messages.Common, error) {
 	}
 
 	if len(data) == tl.WordLen {
-		code := int(binary.LittleEndian.Uint32(data))
+		code := int64(binary.LittleEndian.Uint32(data))
 		return nil, ErrCode(code)
 	}
 
@@ -121,8 +121,8 @@ func isPacketEncrypted(data []byte) bool {
 	return binary.LittleEndian.Uint64(authKeyHash) != 0
 }
 
-type ErrCode int
+type ErrCode int64
 
 func (e ErrCode) Error() string {
-	return fmt.Sprintf("code %v", int(e))
+	return fmt.Sprintf("code %v", int64(e))
 }

mtproto.go

@@ -453,7 +453,7 @@ func (m *MTProto) readMsg() error {
 	response, err := m.transport.ReadMsg()
 	if err != nil {
 		if e, ok := err.(transport.ErrCode); ok {
-			return &ErrResponseCode{Code: int(e)}
+			return &ErrResponseCode{Code: int64(e)}
 		}
 		switch err {
 		case io.EOF, context.Canceled: