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common/quicktime_win32/PMPluginHeader.h

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+/*
+     File:       PMPluginHeader.h
+ 
+     Contains:   Mac OS X Printing Manager Raster Definitions.
+ 
+     Version:    QuickTime 7.3
+ 
+     Copyright:  (c) 2007 (c) 1999-2001 by Apple Computer, Inc., all rights reserved
+ 
+     Bugs?:      For bug reports, consult the following page on
+                 the World Wide Web:
+ 
+                     http://developer.apple.com/bugreporter/
+ 
+*/
+#ifndef __MACTYPES__
+#include <MacTypes.h>
+#endif
+
+/* API Version is used for plugin object API compatibility check. */
+
+
+#if PRAGMA_ONCE
+#pragma once
+#endif
+
+#if PRAGMA_IMPORT
+#pragma import on
+#endif
+
+#if PRAGMA_STRUCT_ALIGN
+    #pragma options align=mac68k
+#elif PRAGMA_STRUCT_PACKPUSH
+    #pragma pack(push, 2)
+#elif PRAGMA_STRUCT_PACK
+    #pragma pack(2)
+#endif
+
+struct PMPlugInAPIVersion {
+                                              /* API build version. */
+                                              /* This is the API version this object was compiled with. */
+  UInt32              buildVersionMajor;
+  UInt32              buildVersionMinor;
+
+                                              /* Base API version this object is upward compatible with. */
+                                              /* The object guarantees to be a super-set of said API. */
+  UInt32              baseVersionMajor;
+  UInt32              baseVersionMinor;
+
+};
+typedef struct PMPlugInAPIVersion       PMPlugInAPIVersion;
+/* The plugin header interface, and its vtable. */
+/* Plugin interface is an address of an object which contains a vtable pointer */
+/* as its first member. Every plugin interface (except 'iunknown') must begin */
+/* with PMPlugInHeader which must not change. */
+typedef struct PMPlugInHeader           PMPlugInHeader;
+struct PMPlugInHeaderInterface {
+  const PMPlugInHeader * vtable;
+};
+typedef struct PMPlugInHeaderInterface  PMPlugInHeaderInterface;
+typedef CALLBACK_API_C( OSStatus , PMPluginRetain )(PMPlugInHeaderInterface * obj);
+typedef CALLBACK_API_C( OSStatus , PMPluginRelease )(PMPlugInHeaderInterface ** objPtr);
+typedef CALLBACK_API_C( OSStatus , PMPluginGetAPIVersion )(PMPlugInHeaderInterface *obj, PMPlugInAPIVersion *versionPtr);
+struct PMPlugInHeader {
+                                              /* ---- API 'IMMUTABLE' Begin: ---- */
+
+                                              /* Retain an object.*/
+  PMPluginRetain      Retain;
+
+                                              /* Release an object. When reference count goes down to zero object*/
+                                              /* is deleted. The call clears caller's reference to the object.*/
+  PMPluginRelease     Release;
+
+                                              /* GetAPIVersion method is required with all plugin modules*/
+                                              /* to be able to get object's API build and compatibility version.*/
+                                              /* This version is used for plugin API compatibility check.*/
+  PMPluginGetAPIVersion  GetAPIVersion;
+};
+
+
+#if PRAGMA_STRUCT_ALIGN
+    #pragma options align=reset
+#elif PRAGMA_STRUCT_PACKPUSH
+    #pragma pack(pop)
+#elif PRAGMA_STRUCT_PACK
+    #pragma pack()
+#endif
+
+#ifdef PRAGMA_IMPORT_OFF
+#pragma import off
+#elif PRAGMA_IMPORT
+#pragma import reset
+#endif
+