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- /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
- /* ***** BEGIN LICENSE BLOCK *****
- * Version: MPL 1.1/GPL 2.0/LGPL 2.1
- *
- * The contents of this file are subject to the Mozilla Public License Version
- * 1.1 (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- * http://www.mozilla.org/MPL/
- *
- * Software distributed under the License is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
- * for the specific language governing rights and limitations under the
- * License.
- *
- * The Original Code is mozilla.org code.
- *
- * The Initial Developer of the Original Code is
- * Netscape Communications Corporation.
- * Portions created by the Initial Developer are Copyright (C) 1998
- * the Initial Developer. All Rights Reserved.
- *
- * Contributor(s):
- *
- * Alternatively, the contents of this file may be used under the terms of
- * either of the GNU General Public License Version 2 or later (the "GPL"),
- * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
- * in which case the provisions of the GPL or the LGPL are applicable instead
- * of those above. If you wish to allow use of your version of this file only
- * under the terms of either the GPL or the LGPL, and not to allow others to
- * use your version of this file under the terms of the MPL, indicate your
- * decision by deleting the provisions above and replace them with the notice
- * and other provisions required by the GPL or the LGPL. If you do not delete
- * the provisions above, a recipient may use your version of this file under
- * the terms of any one of the MPL, the GPL or the LGPL.
- *
- * ***** END LICENSE BLOCK ***** */
-
- /*
- * Simple arena allocator for xpt (which avoids using NSPR).
- */
-
- #ifndef __xpt_arena_h__
- #define __xpt_arena_h__
-
- #include "prtypes.h"
- #include <stdlib.h>
-
-
- /*
- * The linkage of XPT API functions differs depending on whether the file is
- * used within the XPT library or not. Any source file within the XPT
- * library should define EXPORT_XPT_API whereas any client of the library
- * should not.
- */
- #ifdef EXPORT_XPT_API
- #define XPT_PUBLIC_API(t) PR_IMPLEMENT(t)
- #define XPT_PUBLIC_DATA(t) PR_IMPLEMENT_DATA(t)
- #else
- #ifdef _WIN32
- # define XPT_PUBLIC_API(t) __declspec(dllimport) t
- # define XPT_PUBLIC_DATA(t) __declspec(dllimport) t
- #else
- # define XPT_PUBLIC_API(t) PR_IMPLEMENT(t)
- # define XPT_PUBLIC_DATA(t) t
- #endif
- #endif
- #define XPT_FRIEND_API(t) XPT_PUBLIC_API(t)
- #define XPT_FRIEND_DATA(t) XPT_PUBLIC_DATA(t)
-
- PR_BEGIN_EXTERN_C
-
- /*
- * Simple Arena support. Use with caution!
- */
-
- typedef struct XPTArena XPTArena;
-
- XPT_PUBLIC_API(XPTArena *)
- XPT_NewArena(PRUint32 block_size, size_t alignment, const char* name);
-
- XPT_PUBLIC_API(void)
- XPT_DestroyArena(XPTArena *arena);
-
- XPT_PUBLIC_API(void)
- XPT_DumpStats(XPTArena *arena);
-
- XPT_PUBLIC_API(void *)
- XPT_ArenaMalloc(XPTArena *arena, size_t size);
-
- XPT_PUBLIC_API(char *)
- XPT_ArenaStrDup(XPTArena *arena, const char * s);
-
- XPT_PUBLIC_API(void)
- XPT_NotifyDoneLoading(XPTArena *arena);
-
- XPT_PUBLIC_API(void)
- XPT_ArenaFree(XPTArena *arena, void* block);
-
- /* --------------------------------------------------------- */
-
- #define XPT_MALLOC(_arena, _bytes) \
- XPT_ArenaMalloc((_arena), (_bytes))
-
- #ifdef DEBUG
- #define XPT_FREE(_arena, _ptr) \
- XPT_ArenaFree((_arena), (_ptr))
- #else
- #define XPT_FREE(_arena, _ptr) \
- ((void)0)
- #endif
-
- #define XPT_STRDUP(_arena, _s) \
- XPT_ArenaStrDup((_arena), (_s))
-
- #define XPT_CALLOC(_arena, _size) XPT_MALLOC((_arena), (_size))
- #define XPT_NEW(_arena, _struct) ((_struct *) XPT_MALLOC((_arena), sizeof(_struct)))
- #define XPT_NEWZAP(_arena, _struct) XPT_NEW((_arena), _struct)
- #define XPT_DELETE(_arena, _ptr) do{XPT_FREE((_arena), (_ptr)); ((_ptr)) = NULL;}while(0)
- #define XPT_FREEIF(_arena, _ptr) do{if ((_ptr)) XPT_FREE((_arena), (_ptr));}while(0)
-
- /* --------------------------------------------------------- */
-
- #ifdef DEBUG
- XPT_PUBLIC_API(void)
- XPT_AssertFailed(const char *s, const char *file, PRUint32 lineno);
- #define XPT_ASSERT(_expr) \
- ((_expr)?((void)0):XPT_AssertFailed(# _expr, __FILE__, __LINE__))
- #else
- #define XPT_ASSERT(_expr) ((void)0)
- #endif
-
- PR_END_EXTERN_C
-
- #endif /* __xpt_arena_h__ */
-