gpointer ves_icall_System_GCHandle_GetAddrOfPinnedObject (guint32 handle);
extern void mono_gc_init (void);
+extern void mono_gc_base_init (void);
extern void mono_gc_cleanup (void);
extern void mono_gc_enable (void);
extern void mono_gc_disable (void);
+
+/*
+ * Return whenever the current thread is registered with the GC (i.e. started
+ * by the GC pthread wrappers on unix.
+ */
+extern gboolean mono_gc_is_gc_thread (void);
+
+/*
+ * Try to register a foreign thread with the GC, if we fail or the backend
+ * can't cope with this concept - we return FALSE.
+ */
+extern gboolean mono_gc_register_thread (void *baseptr);
+
/* only valid after the RECLAIM_START GC event and before RECLAIM_END
* Not exported in public headers, but can be linked to (unsupported).
*/
extern gpointer mono_gc_out_of_memory (size_t size);
extern void mono_gc_enable_events (void);
+/* disappearing link functionality */
+void mono_gc_weak_link_add (void **link_addr, MonoObject *obj);
+void mono_gc_weak_link_remove (void **link_addr);
+MonoObject *mono_gc_weak_link_get (void **link_addr);
+
+/* simple interface for data structures needed in the runtime */
+void* mono_gc_make_descr_from_bitmap (gsize *bitmap, int numbits);
+/* desc is the result from mono_gc_make_descr*. A NULL value means
+ * all the words contain GC pointers.
+ * The memory is non-moving and it will be explicitly deallocated.
+ * size bytes will be available from the returned address (ie, descr
+ * must not be stored in the returned memory)
+ */
+void* mono_gc_alloc_fixed (size_t size, void *descr);
+void mono_gc_free_fixed (void* addr);
+
+/* make sure the gchandle was allocated for an object in domain */
+gboolean mono_gchandle_is_in_domain (guint32 gchandle, MonoDomain *domain);
+void mono_gchandle_free_domain (MonoDomain *domain);
+
+/* if there are finalizers to run, run them. Returns the number of finalizers run */
+int mono_gc_invoke_finalizers (void);
+gboolean mono_gc_pending_finalizers (void);
+void mono_gc_finalize_notify (void);
+
+void* mono_gc_alloc_pinned_obj (MonoVTable *vtable, size_t size);
+void* mono_gc_alloc_obj (MonoVTable *vtable, size_t size);
+void* mono_gc_make_descr_for_string (void);
+void* mono_gc_make_descr_for_object (gsize *bitmap, int numbits, size_t obj_size);
+void* mono_gc_make_descr_for_array (int vector, gsize *elem_bitmap, int numbits, size_t elem_size);
+
+void mono_gc_register_for_finalization (MonoObject *obj, void *user_data);
+void mono_gc_add_memory_pressure (gint64 value);
+int mono_gc_register_root (char *start, size_t size, void *descr);
+void mono_gc_deregister_root (char* addr);
#endif /* __MONO_METADATA_GC_H__ */