#include <mono/metadata/object.h>
-G_BEGIN_DECLS
+MONO_BEGIN_DECLS
-void mono_gc_collect (int generation);
-int mono_gc_max_generation (void);
-int mono_gc_get_generation (MonoObject *object);
-int mono_gc_collection_count (int generation);
-gint64 mono_gc_get_used_size (void);
-gint64 mono_gc_get_heap_size (void);
+typedef int (*MonoGCReferences) (MonoObject *obj, MonoClass *klass, uintptr_t size, uintptr_t num, MonoObject **refs, uintptr_t *offsets, void *data);
-G_END_DECLS
+typedef enum {
+ // Roots external to Mono. Embedders may only use this value.
+ MONO_ROOT_SOURCE_EXTERNAL = 0,
+ // Thread stack. Must not be used to register roots.
+ MONO_ROOT_SOURCE_STACK = 1,
+ // Roots in the finalizer queue. Must not be used to register roots.
+ MONO_ROOT_SOURCE_FINALIZER_QUEUE = 2,
+ // Managed static variables.
+ MONO_ROOT_SOURCE_STATIC = 3,
+ // Static variables with ThreadStaticAttribute.
+ MONO_ROOT_SOURCE_THREAD_STATIC = 4,
+ // Static variables with ContextStaticAttribute.
+ MONO_ROOT_SOURCE_CONTEXT_STATIC = 5,
+ // GCHandle structures.
+ MONO_ROOT_SOURCE_GC_HANDLE = 6,
+ // Roots in the just-in-time compiler.
+ MONO_ROOT_SOURCE_JIT = 7,
+ // Roots in the threading subsystem.
+ MONO_ROOT_SOURCE_THREADING = 8,
+ // Roots in application domains.
+ MONO_ROOT_SOURCE_DOMAIN = 9,
+ // Roots in reflection code.
+ MONO_ROOT_SOURCE_REFLECTION = 10,
+ // Roots from P/Invoke or other marshaling.
+ MONO_ROOT_SOURCE_MARSHAL = 11,
+ // Roots in the thread pool data structures.
+ MONO_ROOT_SOURCE_THREAD_POOL = 12,
+ // Roots in the debugger agent.
+ MONO_ROOT_SOURCE_DEBUGGER = 13,
+ // Handle structures, used for object passed to internal functions
+ MONO_ROOT_SOURCE_HANDLE = 14,
+} MonoGCRootSource;
+
+MONO_API void mono_gc_collect (int generation);
+MONO_API int mono_gc_max_generation (void);
+MONO_API int mono_gc_get_generation (MonoObject *object);
+MONO_API int mono_gc_collection_count (int generation);
+MONO_API int64_t mono_gc_get_used_size (void);
+MONO_API int64_t mono_gc_get_heap_size (void);
+MONO_API int mono_gc_invoke_finalizers (void);
+/* heap walking is only valid in the pre-stop-world event callback */
+MONO_API int mono_gc_walk_heap (int flags, MonoGCReferences callback, void *data);
+
+MONO_END_DECLS
#endif /* __METADATA_MONO_GC_H__ */