diff options
Diffstat (limited to 'src/3rdparty/javascriptcore/JavaScriptCore/wtf/wince/MemoryManager.h')
-rw-r--r-- | src/3rdparty/javascriptcore/JavaScriptCore/wtf/wince/MemoryManager.h | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/src/3rdparty/javascriptcore/JavaScriptCore/wtf/wince/MemoryManager.h b/src/3rdparty/javascriptcore/JavaScriptCore/wtf/wince/MemoryManager.h new file mode 100644 index 0000000..f405612 --- /dev/null +++ b/src/3rdparty/javascriptcore/JavaScriptCore/wtf/wince/MemoryManager.h @@ -0,0 +1,80 @@ +/* + * Copyright (C) 2008-2009 Torch Mobile Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public License + * along with this library; see the file COPYING.LIB. If not, write to + * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + */ + +#pragma once + +#include <winbase.h> + +typedef struct HBITMAP__* HBITMAP; +typedef struct HDC__* HDC; +typedef void *HANDLE; +typedef struct tagBITMAPINFO BITMAPINFO; + +namespace WTF { + + class MemoryManager { + public: + MemoryManager(); + ~MemoryManager(); + + bool allocationCanFail() const { return m_allocationCanFail; } + void setAllocationCanFail(bool c) { m_allocationCanFail = c; } + + static HBITMAP createCompatibleBitmap(HDC hdc, int width, int height); + static HBITMAP createDIBSection(const BITMAPINFO* pbmi, void** ppvBits); + static void* m_malloc(size_t size); + static void* m_calloc(size_t num, size_t size); + static void* m_realloc(void* p, size_t size); + static void m_free(void*); + static bool resizeMemory(void* p, size_t newSize); + static void* allocate64kBlock(); + static void free64kBlock(void*); + static bool onIdle(DWORD& timeLimitMs); + static LPVOID virtualAlloc(LPVOID lpAddress, DWORD dwSize, DWORD flAllocationType, DWORD flProtect); + static BOOL virtualFree(LPVOID lpAddress, DWORD dwSize, DWORD dwFreeType); + + private: + friend MemoryManager* memoryManager(); + + bool m_allocationCanFail; + }; + + MemoryManager* memoryManager(); + + class MemoryAllocationCanFail { + public: + MemoryAllocationCanFail() : m_old(memoryManager()->allocationCanFail()) { memoryManager()->setAllocationCanFail(true); } + ~MemoryAllocationCanFail() { memoryManager()->setAllocationCanFail(m_old); } + private: + bool m_old; + }; + + class MemoryAllocationCannotFail { + public: + MemoryAllocationCannotFail() : m_old(memoryManager()->allocationCanFail()) { memoryManager()->setAllocationCanFail(false); } + ~MemoryAllocationCannotFail() { memoryManager()->setAllocationCanFail(m_old); } + private: + bool m_old; + }; +} + +using WTF::MemoryManager; +using WTF::memoryManager; +using WTF::MemoryAllocationCanFail; +using WTF::MemoryAllocationCannotFail; |