From 3f3b45cc74b0499912409f766a595945dbbfc4c5 Mon Sep 17 00:00:00 2001 From: John Abd-El-Malek Date: Fri, 23 May 2014 17:28:10 -0700 Subject: Convert all line endings to LF. --- core/src/fxcrt/fx_basic_memmgr.cpp | 612 ++++++++++++++++++------------------- 1 file changed, 306 insertions(+), 306 deletions(-) (limited to 'core/src/fxcrt/fx_basic_memmgr.cpp') diff --git a/core/src/fxcrt/fx_basic_memmgr.cpp b/core/src/fxcrt/fx_basic_memmgr.cpp index 34df829060..5c862a2db5 100644 --- a/core/src/fxcrt/fx_basic_memmgr.cpp +++ b/core/src/fxcrt/fx_basic_memmgr.cpp @@ -1,306 +1,306 @@ -// Copyright 2014 PDFium Authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. - -// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com - -#include "../../include/fxcrt/fx_basic.h" -#include "mem_int.h" -void FXMEM_DestroyFoxitMgr(FXMEM_FoxitMgr* pFoxitMgr) -{ - if (pFoxitMgr == NULL) { - return; - } - CFX_MemoryMgr* p = (CFX_MemoryMgr*)pFoxitMgr; - if (p->m_pSystemMgr->CollectAll) { - p->m_pSystemMgr->CollectAll(p->m_pSystemMgr); - } - if (p->m_bReleaseMgr) { - p->m_pSystemMgr->Free(p->m_pSystemMgr, p, 0); - } - if (p->m_pExternalMemory) { - free(p->m_pExternalMemory); - } -} -#ifdef __cplusplus -extern "C" { -#endif -static void* _DefAllocDebug(IFX_Allocator* pAllocator, size_t size, FX_LPCSTR filename, int line) -{ - return ((FX_DefAllocator*)pAllocator)->m_pFoxitMgr->AllocDebug(size, 0, filename, line); -} -static void* _DefAlloc(IFX_Allocator* pAllocator, size_t size) -{ - return ((FX_DefAllocator*)pAllocator)->m_pFoxitMgr->Alloc(size, 0); -} -static void* _DefReallocDebug(IFX_Allocator* pAllocator, void* p, size_t size, FX_LPCSTR filename, int line) -{ - return ((FX_DefAllocator*)pAllocator)->m_pFoxitMgr->ReallocDebug(p, size, 0, filename, line); -} -static void* _DefRealloc(IFX_Allocator* pAllocator, void* p, size_t size) -{ - return ((FX_DefAllocator*)pAllocator)->m_pFoxitMgr->Realloc(p, size, 0); -} -static void _DefFree(IFX_Allocator* pAllocator, void* p) -{ - ((FX_DefAllocator*)pAllocator)->m_pFoxitMgr->Free(p, 0); -} -#ifdef __cplusplus -} -#endif -void CFX_MemoryMgr::Init(FXMEM_SystemMgr* pSystemMgr) -{ - m_pSystemMgr = pSystemMgr; - IFX_Allocator &ac = m_DefAllocator.m_Allocator; - ac.m_Alloc = _DefAlloc; - ac.m_AllocDebug = _DefAllocDebug; - ac.m_Realloc = _DefRealloc; - ac.m_ReallocDebug = _DefReallocDebug; - ac.m_Free = _DefFree; - m_DefAllocator.m_pFoxitMgr = this; - m_pExternalMemory = NULL; - m_bReleaseMgr = TRUE; -} -void CFX_MemoryMgr::PurgeMgr() -{ - if (m_pSystemMgr->Purge) { - m_pSystemMgr->Purge(m_pSystemMgr); - } -} -void* CFX_MemoryMgr::Alloc(size_t size, int flags) -{ - void* p = m_pSystemMgr->Alloc(m_pSystemMgr, size, flags); - if (p == NULL) { - return NULL; - } - return p; -} -void* CFX_MemoryMgr::AllocDebug(size_t size, int flags, FX_LPCSTR file, int line) -{ - void* p = m_pSystemMgr->AllocDebug(m_pSystemMgr, size, flags, file, line); - if (p == NULL) { - return NULL; - } - return p; -} -void* CFX_MemoryMgr::Realloc(void* p, size_t size, int flags) -{ - void* p1 = m_pSystemMgr->Realloc(m_pSystemMgr, p, size, flags); - if (p1 == NULL) { - return NULL; - } - return p1; -} -void* CFX_MemoryMgr::ReallocDebug(void* p, size_t size, int flags, FX_LPCSTR file, int line) -{ - void* p1 = m_pSystemMgr->ReallocDebug(m_pSystemMgr, p, size, flags, file, line); - if (p1 == NULL) { - return NULL; - } - return p1; -} -void CFX_MemoryMgr::Free(void* p, int flags) -{ - if (p == NULL) { - return; - } - m_pSystemMgr->Free(m_pSystemMgr, p, flags); -} -CFX_MemoryMgr* g_pDefFoxitMgr = NULL; -void* FXMEM_DefaultAlloc(size_t size, int flags) -{ - return g_pDefFoxitMgr->Alloc(size, flags); -} -void* FXMEM_DefaultAlloc2(size_t size, size_t unit, int flags) -{ - return g_pDefFoxitMgr->Alloc(size * unit, flags); -} -void* FXMEM_DefaultRealloc(void* p, size_t size, int flags) -{ - if (p == NULL) { - return FXMEM_DefaultAlloc(size, flags); - } - return g_pDefFoxitMgr->Realloc(p, size, flags); -} -void* FXMEM_DefaultRealloc2(void* p, size_t size, size_t unit, int flags) -{ - if (p == NULL) { - return FXMEM_DefaultAlloc2(size, unit, flags); - } - return g_pDefFoxitMgr->Realloc(p, size * unit, flags); -} -void* FXMEM_DefaultAllocDebug(size_t size, int flags, FX_LPCSTR file, int line) -{ - return g_pDefFoxitMgr->AllocDebug(size, flags, file, line); -} -void* FXMEM_DefaultAllocDebug2(size_t size, size_t unit, int flags, FX_LPCSTR file, int line) -{ - return g_pDefFoxitMgr->AllocDebug(size * unit, flags, file, line); -} -void* FXMEM_DefaultReallocDebug(void* p, size_t size, int flags, FX_LPCSTR file, int line) -{ - if (p == NULL) { - return FXMEM_DefaultAllocDebug(size, flags, file, line); - } - return g_pDefFoxitMgr->ReallocDebug(p, size, flags, file, line); -} -void* FXMEM_DefaultReallocDebug2(void* p, size_t size, size_t unit, int flags, FX_LPCSTR file, int line) -{ - if (p == NULL) { - return FXMEM_DefaultAllocDebug2(size, unit, flags, file, line); - } - return g_pDefFoxitMgr->ReallocDebug(p, size * unit, flags, file, line); -} -void FXMEM_DefaultFree(void* p, int flags) -{ - g_pDefFoxitMgr->Free(p, flags); -} -IFX_Allocator* FXMEM_GetDefAllocator() -{ - return &g_pDefFoxitMgr->m_DefAllocator.m_Allocator; -} -void* CFX_Object::operator new(size_t size) -{ - return g_pDefFoxitMgr->Alloc(size, 0); -} -void* CFX_Object::operator new[](size_t size) -{ - return g_pDefFoxitMgr->Alloc(size, 0); -} -void* CFX_Object::operator new[](size_t size, FX_LPCSTR file, int line) -{ - return g_pDefFoxitMgr->AllocDebug(size, 0, file, line); -} -void* CFX_Object::operator new(size_t size, FX_LPCSTR file, int line) -{ - return g_pDefFoxitMgr->AllocDebug(size, 0, file, line); -} -void CFX_Object::operator delete(void* p) -{ - g_pDefFoxitMgr->Free(p, 0); -} -void CFX_Object::operator delete[](void* p) -{ - g_pDefFoxitMgr->Free(p, 0); -} -void CFX_Object::operator delete(void* p, FX_LPCSTR file, int line) -{ - g_pDefFoxitMgr->Free(p, 0); -} -void CFX_Object::operator delete[](void* p, FX_LPCSTR file, int line) -{ - g_pDefFoxitMgr->Free(p, 0); -} -void* CFX_AllocObject::operator new(size_t size, IFX_Allocator* pAllocator, FX_LPCSTR filename, int line) -{ - void* p = pAllocator ? pAllocator->m_AllocDebug(pAllocator, size, filename, line) : - g_pDefFoxitMgr->AllocDebug(size, 0, filename, line); - ((CFX_AllocObject*)p)->m_pAllocator = pAllocator; - return p; -} -void CFX_AllocObject::operator delete (void* p, IFX_Allocator* pAllocator, FX_LPCSTR filename, int line) -{ - if (pAllocator) { - pAllocator->m_Free(pAllocator, p); - } else { - g_pDefFoxitMgr->Free(p, 0); - } -} -void* CFX_AllocObject::operator new(size_t size, IFX_Allocator* pAllocator) -{ - void* p = pAllocator ? pAllocator->m_Alloc(pAllocator, size) : g_pDefFoxitMgr->Alloc(size, 0); - ((CFX_AllocObject*)p)->m_pAllocator = pAllocator; - return p; -} -void CFX_AllocObject::operator delete(void* p) -{ - if (((CFX_AllocObject*)p)->m_pAllocator) { - (((CFX_AllocObject*)p)->m_pAllocator)->m_Free(((CFX_AllocObject*)p)->m_pAllocator, p); - } else { - g_pDefFoxitMgr->Free(p, 0); - } -} -void CFX_AllocObject::operator delete(void* p, IFX_Allocator* pAllocator) -{ - if (pAllocator) { - pAllocator->m_Free(pAllocator, p); - } else { - g_pDefFoxitMgr->Free(p, 0); - } -} -extern "C" { - static void* _GOPAllocDebug(IFX_Allocator* pAllocator, size_t size, FX_LPCSTR file, int line) - { - return ((CFX_GrowOnlyPool*)pAllocator)->Alloc(size); - } - static void* _GOPAlloc(IFX_Allocator* pAllocator, size_t size) - { - return ((CFX_GrowOnlyPool*)pAllocator)->Alloc(size); - } - static void* _GOPReallocDebug(IFX_Allocator* pAllocator, void* p, size_t new_size, FX_LPCSTR file, int line) - { - return ((CFX_GrowOnlyPool*)pAllocator)->Realloc(p, new_size); - } - static void* _GOPRealloc(IFX_Allocator* pAllocator, void* p, size_t new_size) - { - return ((CFX_GrowOnlyPool*)pAllocator)->Realloc(p, new_size); - } - static void _GOPFree(IFX_Allocator* pAllocator, void* p) - { - } -}; -CFX_GrowOnlyPool::CFX_GrowOnlyPool(IFX_Allocator* pAllocator, size_t trunk_size) -{ - m_TrunkSize = trunk_size; - m_pFirstTrunk = NULL; - m_pAllocator = pAllocator ? pAllocator : &g_pDefFoxitMgr->m_DefAllocator.m_Allocator; - m_AllocDebug = _GOPAllocDebug; - m_Alloc = _GOPAlloc; - m_ReallocDebug = _GOPReallocDebug; - m_Realloc = _GOPRealloc; - m_Free = _GOPFree; -} -CFX_GrowOnlyPool::~CFX_GrowOnlyPool() -{ - FreeAll(); -} -void CFX_GrowOnlyPool::SetAllocator(IFX_Allocator* pAllocator) -{ - ASSERT(m_pFirstTrunk == NULL); - m_pAllocator = pAllocator ? pAllocator : &g_pDefFoxitMgr->m_DefAllocator.m_Allocator; -} -struct _FX_GrowOnlyTrunk { - size_t m_Size; - size_t m_Allocated; - _FX_GrowOnlyTrunk* m_pNext; -}; -void CFX_GrowOnlyPool::FreeAll() -{ - _FX_GrowOnlyTrunk* pTrunk = (_FX_GrowOnlyTrunk*)m_pFirstTrunk; - while (pTrunk) { - _FX_GrowOnlyTrunk* pNext = pTrunk->m_pNext; - m_pAllocator->m_Free(m_pAllocator, pTrunk); - pTrunk = pNext; - } - m_pFirstTrunk = NULL; -} -void* CFX_GrowOnlyPool::Alloc(size_t size) -{ - size = (size + 3) / 4 * 4; - _FX_GrowOnlyTrunk* pTrunk = (_FX_GrowOnlyTrunk*)m_pFirstTrunk; - while (pTrunk) { - if (pTrunk->m_Size - pTrunk->m_Allocated >= size) { - void* p = (FX_LPBYTE)(pTrunk + 1) + pTrunk->m_Allocated; - pTrunk->m_Allocated += size; - return p; - } - pTrunk = pTrunk->m_pNext; - } - size_t alloc_size = size > m_TrunkSize ? size : m_TrunkSize; - pTrunk = (_FX_GrowOnlyTrunk*)m_pAllocator->m_Alloc(m_pAllocator, sizeof(_FX_GrowOnlyTrunk) + alloc_size); - pTrunk->m_Size = alloc_size; - pTrunk->m_Allocated = size; - pTrunk->m_pNext = (_FX_GrowOnlyTrunk*)m_pFirstTrunk; - m_pFirstTrunk = pTrunk; - return pTrunk + 1; -} +// Copyright 2014 PDFium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com + +#include "../../include/fxcrt/fx_basic.h" +#include "mem_int.h" +void FXMEM_DestroyFoxitMgr(FXMEM_FoxitMgr* pFoxitMgr) +{ + if (pFoxitMgr == NULL) { + return; + } + CFX_MemoryMgr* p = (CFX_MemoryMgr*)pFoxitMgr; + if (p->m_pSystemMgr->CollectAll) { + p->m_pSystemMgr->CollectAll(p->m_pSystemMgr); + } + if (p->m_bReleaseMgr) { + p->m_pSystemMgr->Free(p->m_pSystemMgr, p, 0); + } + if (p->m_pExternalMemory) { + free(p->m_pExternalMemory); + } +} +#ifdef __cplusplus +extern "C" { +#endif +static void* _DefAllocDebug(IFX_Allocator* pAllocator, size_t size, FX_LPCSTR filename, int line) +{ + return ((FX_DefAllocator*)pAllocator)->m_pFoxitMgr->AllocDebug(size, 0, filename, line); +} +static void* _DefAlloc(IFX_Allocator* pAllocator, size_t size) +{ + return ((FX_DefAllocator*)pAllocator)->m_pFoxitMgr->Alloc(size, 0); +} +static void* _DefReallocDebug(IFX_Allocator* pAllocator, void* p, size_t size, FX_LPCSTR filename, int line) +{ + return ((FX_DefAllocator*)pAllocator)->m_pFoxitMgr->ReallocDebug(p, size, 0, filename, line); +} +static void* _DefRealloc(IFX_Allocator* pAllocator, void* p, size_t size) +{ + return ((FX_DefAllocator*)pAllocator)->m_pFoxitMgr->Realloc(p, size, 0); +} +static void _DefFree(IFX_Allocator* pAllocator, void* p) +{ + ((FX_DefAllocator*)pAllocator)->m_pFoxitMgr->Free(p, 0); +} +#ifdef __cplusplus +} +#endif +void CFX_MemoryMgr::Init(FXMEM_SystemMgr* pSystemMgr) +{ + m_pSystemMgr = pSystemMgr; + IFX_Allocator &ac = m_DefAllocator.m_Allocator; + ac.m_Alloc = _DefAlloc; + ac.m_AllocDebug = _DefAllocDebug; + ac.m_Realloc = _DefRealloc; + ac.m_ReallocDebug = _DefReallocDebug; + ac.m_Free = _DefFree; + m_DefAllocator.m_pFoxitMgr = this; + m_pExternalMemory = NULL; + m_bReleaseMgr = TRUE; +} +void CFX_MemoryMgr::PurgeMgr() +{ + if (m_pSystemMgr->Purge) { + m_pSystemMgr->Purge(m_pSystemMgr); + } +} +void* CFX_MemoryMgr::Alloc(size_t size, int flags) +{ + void* p = m_pSystemMgr->Alloc(m_pSystemMgr, size, flags); + if (p == NULL) { + return NULL; + } + return p; +} +void* CFX_MemoryMgr::AllocDebug(size_t size, int flags, FX_LPCSTR file, int line) +{ + void* p = m_pSystemMgr->AllocDebug(m_pSystemMgr, size, flags, file, line); + if (p == NULL) { + return NULL; + } + return p; +} +void* CFX_MemoryMgr::Realloc(void* p, size_t size, int flags) +{ + void* p1 = m_pSystemMgr->Realloc(m_pSystemMgr, p, size, flags); + if (p1 == NULL) { + return NULL; + } + return p1; +} +void* CFX_MemoryMgr::ReallocDebug(void* p, size_t size, int flags, FX_LPCSTR file, int line) +{ + void* p1 = m_pSystemMgr->ReallocDebug(m_pSystemMgr, p, size, flags, file, line); + if (p1 == NULL) { + return NULL; + } + return p1; +} +void CFX_MemoryMgr::Free(void* p, int flags) +{ + if (p == NULL) { + return; + } + m_pSystemMgr->Free(m_pSystemMgr, p, flags); +} +CFX_MemoryMgr* g_pDefFoxitMgr = NULL; +void* FXMEM_DefaultAlloc(size_t size, int flags) +{ + return g_pDefFoxitMgr->Alloc(size, flags); +} +void* FXMEM_DefaultAlloc2(size_t size, size_t unit, int flags) +{ + return g_pDefFoxitMgr->Alloc(size * unit, flags); +} +void* FXMEM_DefaultRealloc(void* p, size_t size, int flags) +{ + if (p == NULL) { + return FXMEM_DefaultAlloc(size, flags); + } + return g_pDefFoxitMgr->Realloc(p, size, flags); +} +void* FXMEM_DefaultRealloc2(void* p, size_t size, size_t unit, int flags) +{ + if (p == NULL) { + return FXMEM_DefaultAlloc2(size, unit, flags); + } + return g_pDefFoxitMgr->Realloc(p, size * unit, flags); +} +void* FXMEM_DefaultAllocDebug(size_t size, int flags, FX_LPCSTR file, int line) +{ + return g_pDefFoxitMgr->AllocDebug(size, flags, file, line); +} +void* FXMEM_DefaultAllocDebug2(size_t size, size_t unit, int flags, FX_LPCSTR file, int line) +{ + return g_pDefFoxitMgr->AllocDebug(size * unit, flags, file, line); +} +void* FXMEM_DefaultReallocDebug(void* p, size_t size, int flags, FX_LPCSTR file, int line) +{ + if (p == NULL) { + return FXMEM_DefaultAllocDebug(size, flags, file, line); + } + return g_pDefFoxitMgr->ReallocDebug(p, size, flags, file, line); +} +void* FXMEM_DefaultReallocDebug2(void* p, size_t size, size_t unit, int flags, FX_LPCSTR file, int line) +{ + if (p == NULL) { + return FXMEM_DefaultAllocDebug2(size, unit, flags, file, line); + } + return g_pDefFoxitMgr->ReallocDebug(p, size * unit, flags, file, line); +} +void FXMEM_DefaultFree(void* p, int flags) +{ + g_pDefFoxitMgr->Free(p, flags); +} +IFX_Allocator* FXMEM_GetDefAllocator() +{ + return &g_pDefFoxitMgr->m_DefAllocator.m_Allocator; +} +void* CFX_Object::operator new(size_t size) +{ + return g_pDefFoxitMgr->Alloc(size, 0); +} +void* CFX_Object::operator new[](size_t size) +{ + return g_pDefFoxitMgr->Alloc(size, 0); +} +void* CFX_Object::operator new[](size_t size, FX_LPCSTR file, int line) +{ + return g_pDefFoxitMgr->AllocDebug(size, 0, file, line); +} +void* CFX_Object::operator new(size_t size, FX_LPCSTR file, int line) +{ + return g_pDefFoxitMgr->AllocDebug(size, 0, file, line); +} +void CFX_Object::operator delete(void* p) +{ + g_pDefFoxitMgr->Free(p, 0); +} +void CFX_Object::operator delete[](void* p) +{ + g_pDefFoxitMgr->Free(p, 0); +} +void CFX_Object::operator delete(void* p, FX_LPCSTR file, int line) +{ + g_pDefFoxitMgr->Free(p, 0); +} +void CFX_Object::operator delete[](void* p, FX_LPCSTR file, int line) +{ + g_pDefFoxitMgr->Free(p, 0); +} +void* CFX_AllocObject::operator new(size_t size, IFX_Allocator* pAllocator, FX_LPCSTR filename, int line) +{ + void* p = pAllocator ? pAllocator->m_AllocDebug(pAllocator, size, filename, line) : + g_pDefFoxitMgr->AllocDebug(size, 0, filename, line); + ((CFX_AllocObject*)p)->m_pAllocator = pAllocator; + return p; +} +void CFX_AllocObject::operator delete (void* p, IFX_Allocator* pAllocator, FX_LPCSTR filename, int line) +{ + if (pAllocator) { + pAllocator->m_Free(pAllocator, p); + } else { + g_pDefFoxitMgr->Free(p, 0); + } +} +void* CFX_AllocObject::operator new(size_t size, IFX_Allocator* pAllocator) +{ + void* p = pAllocator ? pAllocator->m_Alloc(pAllocator, size) : g_pDefFoxitMgr->Alloc(size, 0); + ((CFX_AllocObject*)p)->m_pAllocator = pAllocator; + return p; +} +void CFX_AllocObject::operator delete(void* p) +{ + if (((CFX_AllocObject*)p)->m_pAllocator) { + (((CFX_AllocObject*)p)->m_pAllocator)->m_Free(((CFX_AllocObject*)p)->m_pAllocator, p); + } else { + g_pDefFoxitMgr->Free(p, 0); + } +} +void CFX_AllocObject::operator delete(void* p, IFX_Allocator* pAllocator) +{ + if (pAllocator) { + pAllocator->m_Free(pAllocator, p); + } else { + g_pDefFoxitMgr->Free(p, 0); + } +} +extern "C" { + static void* _GOPAllocDebug(IFX_Allocator* pAllocator, size_t size, FX_LPCSTR file, int line) + { + return ((CFX_GrowOnlyPool*)pAllocator)->Alloc(size); + } + static void* _GOPAlloc(IFX_Allocator* pAllocator, size_t size) + { + return ((CFX_GrowOnlyPool*)pAllocator)->Alloc(size); + } + static void* _GOPReallocDebug(IFX_Allocator* pAllocator, void* p, size_t new_size, FX_LPCSTR file, int line) + { + return ((CFX_GrowOnlyPool*)pAllocator)->Realloc(p, new_size); + } + static void* _GOPRealloc(IFX_Allocator* pAllocator, void* p, size_t new_size) + { + return ((CFX_GrowOnlyPool*)pAllocator)->Realloc(p, new_size); + } + static void _GOPFree(IFX_Allocator* pAllocator, void* p) + { + } +}; +CFX_GrowOnlyPool::CFX_GrowOnlyPool(IFX_Allocator* pAllocator, size_t trunk_size) +{ + m_TrunkSize = trunk_size; + m_pFirstTrunk = NULL; + m_pAllocator = pAllocator ? pAllocator : &g_pDefFoxitMgr->m_DefAllocator.m_Allocator; + m_AllocDebug = _GOPAllocDebug; + m_Alloc = _GOPAlloc; + m_ReallocDebug = _GOPReallocDebug; + m_Realloc = _GOPRealloc; + m_Free = _GOPFree; +} +CFX_GrowOnlyPool::~CFX_GrowOnlyPool() +{ + FreeAll(); +} +void CFX_GrowOnlyPool::SetAllocator(IFX_Allocator* pAllocator) +{ + ASSERT(m_pFirstTrunk == NULL); + m_pAllocator = pAllocator ? pAllocator : &g_pDefFoxitMgr->m_DefAllocator.m_Allocator; +} +struct _FX_GrowOnlyTrunk { + size_t m_Size; + size_t m_Allocated; + _FX_GrowOnlyTrunk* m_pNext; +}; +void CFX_GrowOnlyPool::FreeAll() +{ + _FX_GrowOnlyTrunk* pTrunk = (_FX_GrowOnlyTrunk*)m_pFirstTrunk; + while (pTrunk) { + _FX_GrowOnlyTrunk* pNext = pTrunk->m_pNext; + m_pAllocator->m_Free(m_pAllocator, pTrunk); + pTrunk = pNext; + } + m_pFirstTrunk = NULL; +} +void* CFX_GrowOnlyPool::Alloc(size_t size) +{ + size = (size + 3) / 4 * 4; + _FX_GrowOnlyTrunk* pTrunk = (_FX_GrowOnlyTrunk*)m_pFirstTrunk; + while (pTrunk) { + if (pTrunk->m_Size - pTrunk->m_Allocated >= size) { + void* p = (FX_LPBYTE)(pTrunk + 1) + pTrunk->m_Allocated; + pTrunk->m_Allocated += size; + return p; + } + pTrunk = pTrunk->m_pNext; + } + size_t alloc_size = size > m_TrunkSize ? size : m_TrunkSize; + pTrunk = (_FX_GrowOnlyTrunk*)m_pAllocator->m_Alloc(m_pAllocator, sizeof(_FX_GrowOnlyTrunk) + alloc_size); + pTrunk->m_Size = alloc_size; + pTrunk->m_Allocated = size; + pTrunk->m_pNext = (_FX_GrowOnlyTrunk*)m_pFirstTrunk; + m_pFirstTrunk = pTrunk; + return pTrunk + 1; +} -- cgit v1.2.3