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- /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
- /*
- * The contents of this file are subject to the Netscape Public License
- * Version 1.0 (the "NPL"); you may not use this file except in
- * compliance with the NPL. You may obtain a copy of the NPL at
- * http://www.mozilla.org/NPL/
- *
- * Software distributed under the NPL is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
- * for the specific language governing rights and limitations under the
- * NPL.
- *
- * The Initial Developer of this code under the NPL is Netscape
- * Communications Corporation. Portions created by Netscape are
- * Copyright (C) 1998 Netscape Communications Corporation. All Rights
- * Reserved.
- */
-
- #ifndef gcint_h___
- #define gcint_h___
-
- #include "prmon.h"
- #include "prgc.h"
-
- extern PRLogModuleInfo *_pr_msgc_lm;
- extern GCInfo _pr_gcData;
-
- #if defined(_WIN32) && !defined(DEBUG)
- #undef INLINE_LOCK
- #endif
-
- #ifdef INLINE_LOCK
- #define LOCK_GC() EnterCriticalSection(&_pr_gcData.lock->mutexHandle)
- #define UNLOCK_GC() LeaveCriticalSection(&_pr_gcData.lock->mutexHandle)
- #else
- #define LOCK_GC() PR_EnterMonitor(_pr_gcData.lock)
- #define UNLOCK_GC() PR_ExitMonitor (_pr_gcData.lock)
- #define GC_IS_LOCKED() (PR_GetMonitorEntryCount(_pr_gcData.lock)!=0)
- #endif
-
- #ifdef DEBUG
- #define _GCTRACE(x, y) if (_pr_gcData.flags & x) GCTrace y
- #else
- #define _GCTRACE(x, y)
- #endif
-
- extern GCBeginGCHook *_pr_beginGCHook;
- extern void *_pr_beginGCHookArg;
- extern GCBeginGCHook *_pr_endGCHook;
- extern void *_pr_endGCHookArg;
-
- extern GCBeginFinalizeHook *_pr_beginFinalizeHook;
- extern void *_pr_beginFinalizeHookArg;
- extern GCBeginFinalizeHook *_pr_endFinalizeHook;
- extern void *_pr_endFinalizeHookArg;
-
- extern int _pr_do_a_dump;
- extern FILE *_pr_dump_file;
-
- extern PRLogModuleInfo *_pr_gc_lm;
-
- /*
- ** Root finders. Root finders are used by the GC to find pointers into
- ** the GC heap that are not contained in the GC heap.
- */
- typedef struct RootFinderStr RootFinder;
-
- struct RootFinderStr {
- RootFinder *next;
- GCRootFinder *func;
- char *name;
- void *arg;
- };
- extern RootFinder *_pr_rootFinders;
-
- typedef struct CollectorTypeStr {
- GCType gctype;
- uint32 flags;
- } CollectorType;
-
- #define GC_MAX_TYPES 256
- extern CollectorType *_pr_collectorTypes;
-
- #define _GC_TYPE_BUSY 0x1
- #define _GC_TYPE_FINAL 0x2
- #define _GC_TYPE_WEAK 0x4
-
- /* Slot in _pr_gcTypes used for free memory */
- #define FREE_MEMORY_TYPEIX 255
-
- extern void _PR_InitGC(PRWord flags);
- extern void _MD_InitGC(void);
- extern void PR_CALLBACK _PR_ScanFinalQueue(void *notused);
-
- /*
- ** Grow the GC Heap.
- */
- extern void *_MD_GrowGCHeap(PRUint32 *sizep);
-
- /*
- ** Extend the GC Heap.
- */
- extern PRBool _MD_ExtendGCHeap(char *base, PRInt32 oldSize, PRInt32 newSize);
-
- /*
- ** Free a GC segment.
- */
- extern void _MD_FreeGCSegment(void *base, PRInt32 len);
-
- #endif /* gcint_h___ */
-