diff --git a/lib/omv/events.dart b/lib/omv/events.dart
new file mode 100644
index 0000000..e41a98e
--- /dev/null
+++ b/lib/omv/events.dart
@@ -0,0 +1,52 @@
+import 'package:libac_dart/omv/types/integer.dart';
+import 'package:libac_dart/omv/types/key.dart';
+import 'package:libac_dart/omv/types/list.dart';
+import 'package:libac_dart/omv/types/rotation.dart';
+import 'package:libac_dart/omv/types/string.dart';
+import 'package:libac_dart/omv/types/vector.dart';
+
+abstract class SLEvents {
+  void at_rot_target(
+      Integer iHandle, Rotation rTargetRotation, Rotation rCurrentRotation);
+  void at_target(
+      Integer iHandle, Vector vTargetPosition, Vector vCurrrentPosition);
+  void attach(Key kAttached);
+  void changed(Integer iChangedFlags);
+  void collision(Integer iCollisionCount);
+  void collision_end(Integer iCollisionCount);
+  void collision_start(Integer iCollisionCount);
+  void control(Key kID, Integer iLevels, Integer iEdges);
+  void dataserver(Key kRequestID, string sData);
+  void email(string sTime, string sAddress, string sSubject, string sBody,
+      Integer iRemaining);
+  void http_response(
+      Key kRequestID, Integer iStatus, list lMetadata, string sBody);
+  void http_request(Key kRequestID, string sMethod, string sBody);
+  void land_collision(Vector vPosition);
+  void land_collision_end(Vector vPosition);
+  void land_collision_start(Vector vPosition);
+  void link_message(
+      Integer iSenderLinkIndex, Integer iNumber, string sText, Key kID);
+  void linkset_data(Integer action, string name, string value);
+  void listen(Integer iChannel, String sName, Key kID, String sText);
+  void money(Key kPayerID, Integer iAmount);
+  void moving_end();
+  void moving_start();
+  void no_sensor();
+  void not_at_rot_target();
+  void not_at_target();
+  void object_rez(Key kID);
+  void on_rez(Integer iStartParameter);
+  void path_update(Integer iType, list lReserved);
+  void remote_data(Integer iEventType, Key kChannelID, Key kMessageID,
+      string sSender, Integer iData, string sData);
+  void run_time_permissions(Integer iPermissionsFlags);
+  void sensor(Integer iSensedCount);
+  void state_entry();
+  void state_exit();
+  void timer();
+  void touch(Integer iTouchesCount);
+  void touch_end(Integer iTouchesCount);
+  void touch_start(Integer iTouchesCount);
+  void transaction_result(Key kID, Integer iSuccess, string sMessage);
+}
diff --git a/lib/omv/types/constants.dart b/lib/omv/types/constants.dart
index c392603..b5392ae 100644
--- a/lib/omv/types/constants.dart
+++ b/lib/omv/types/constants.dart
@@ -268,6 +268,18 @@ const int LINK_ALL_OTHERS = -2;
 const int LINK_ALL_CHILDREN = -3;
 const int LINK_THIS = -4;
 
+const int LINKSETDATA_RESET = 0;
+const int LINKSETDATA_UPDATE = 1;
+const int LINKSETDATA_DELETE = 2;
+const int LINKSETDATA_MULTIDELETE = 3;
+
+const int LINKSETDATA_OK = 0;
+const int LINKSETDATA_EMEMORY = 1;
+const int LINKSETDATA_ENOKEY = 2;
+const int LINKSETDATA_EPROTECTED = 3;
+const int LINKSETDATA_NOTFOUND = 4;
+const int LINKSETDATA_NOUPDATE = 5;
+
 const int LIST_STAT_RANGE = 0;
 const int LIST_STAT_MIN = 1;
 const int LIST_STAT_MAX = 2;