1 files changed, 107 insertions, 0 deletions
diff --git a/Modis/SDK/UPluginDefs.pas b/Modis/SDK/UPluginDefs.pas
new file mode 100644
index 00000000..7428ae2e
--- /dev/null
+++ b/Modis/SDK/UPluginDefs.pas
@@ -0,0 +1,107 @@
+unit uPluginDefs;
+{*********************
+  uPluginDefs
+  Some Basic Structures and Functions used to communicate with Plugins
+  Usable as Delphi Plugin SDK
+*********************}
+
+interface
+
+type
+  DWORD = LongWord;
+
+  //----------------
+  // TUS_PluginInfo - Some Infos from Plugin to Core.
+  // Send when Plugininfo procedure is Called
+  //----------------
+  PUS_PluginInfo = ^TUS_PluginInfo;
+  TUS_PluginInfo = record
+    cbSize:       Integer;    //Size of this record (usefull if record will be extended in the future)
+
+    Name:         PChar;      //Name of the Plugin
+    Version:      DWord;      //Version of the Plugin
+    Description:  PChar;      //Description, what does this Plugin do
+    Author:       PChar;      //Author of this Plugin
+    AuthorEmail:  PChar;      //Authors Email
+    Homepage:     PChar;      //Homepage of Plugin/Author
+  end;
+
+  //----------------
+  // TUS_Hook - Structure of the Hook Function
+  // Return 0 if the Hook should be continue,
+  // or a non zero Value, if the Hook should be Interuped
+  // In this Case the Caller of the Notivier gets the Return Value
+  // Return Value Should not be -1
+  //----------------
+  TUS_Hook            = Function (wParam, lParam: DWord): integer; stdcall;
+  TUS_Hook_of_Object  = Function (wParam, lParam: DWord): integer of Object;
+
+  //----------------
+  // TUS_Service - Structure of the Service Function
+  // This Function is called if the Registered Service is Called
+  // Return Value Should not be SERVICE_NOT_FOUND
+  //----------------
+  TUS_Service           = Function (wParam, lParam: DWord): integer; stdcall;
+  TUS_Service_of_Object = Function (wParam, lParam: DWord): integer of Object;
+
+  //----------------
+  // TUS_PluginInterface - Structure that Includes all Methods callable
+  // from the Plugins
+  //----------------
+  PUS_PluginInterface = ^TUS_PluginInterface;
+  TUS_PluginInterface = record
+    {******** Hook specific Methods ********}
+    {Function Creates a new Hookable Event and Returns the Handle
+     or 0 on Failure. (Name already exists)}
+    CreateHookableEvent: Function (EventName: PChar): THandle; stdcall;
+    
+    {Function Destroys an Event and Unhooks all Hooks to this Event.
+     0 on success, not 0 on Failure}
+    DestroyHookableEvent: Function (hEvent: THandle): integer; stdcall;
+
+    {Function start calling the Hook Chain
+     0 if Chain is called until the End, -1 if Event Handle is not valid
+     otherwise Return Value of the Hook that breaks the Chain}
+    NotivyEventHooks: Function (hEvent: THandle; wParam, lParam: dWord): integer; stdcall;
+
+    {Function Hooks an Event by Name.
+     Returns Hook Handle on Success, otherwise 0}
+    HookEvent: Function (EventName: PChar; HookProc: TUS_Hook): THandle; stdcall;
+
+    {Function Removes the Hook from the Chain
+     Returns 0 on Success}
+    UnHookEvent: Function (hHook: THandle): Integer; stdcall;
+
+    {Function Returns Non Zero if a Event with the given Name Exists,
+     otherwise 0}
+    EventExists: Function (EventName: PChar): Integer; stdcall;
+
+    {******** Service specific Methods ********}
+    {Function Creates a new Service and Returns the Services Handle
+     or 0 on Failure. (Name already exists)}
+    CreateService: Function (ServiceName: PChar; ServiceProc: TUS_Service): THandle; stdcall;
+    
+    {Function Destroys a Service.
+     0 on success, not 0 on Failure}
+    DestroyService: Function (hService: THandle): integer; stdcall;
+
+    {Function Calls a Services Proc
+     Returns Services Return Value or SERVICE_NOT_FOUND on Failure}
+    CallService: Function (ServiceName: PChar; wParam, lParam: dWord): integer; stdcall;
+
+    {Function Returns Non Zero if a Service with the given Name Exists,
+     otherwise 0}
+    ServiceExists: Function (ServiceName: PChar): Integer; stdcall;
+  end;
+
+//----------------
+// Some Default Constants
+//----------------
+const
+  {Returned if Service is not Found from CallService}
+  SERVICE_NOT_FOUND=$80000000;
+
+
+implementation
+
+end.