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Diffstat (limited to 'core/include/fxcrt/fx_memory.h')
-rw-r--r-- | core/include/fxcrt/fx_memory.h | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/core/include/fxcrt/fx_memory.h b/core/include/fxcrt/fx_memory.h deleted file mode 100644 index e1cc07090a..0000000000 --- a/core/include/fxcrt/fx_memory.h +++ /dev/null @@ -1,84 +0,0 @@ -// 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 - -#ifndef CORE_INCLUDE_FXCRT_FX_MEMORY_H_ -#define CORE_INCLUDE_FXCRT_FX_MEMORY_H_ - -#include "core/include/fxcrt/fx_system.h" - -#ifdef __cplusplus -extern "C" { -#endif - -// For external C libraries to malloc through PDFium. These may return NULL. -void* FXMEM_DefaultAlloc(size_t byte_size, int flags); -void* FXMEM_DefaultRealloc(void* pointer, size_t new_size, int flags); -void FXMEM_DefaultFree(void* pointer, int flags); - -#ifdef __cplusplus -} // extern "C" - -#include <stdlib.h> -#include <limits> -#include <new> - -NEVER_INLINE void FX_OutOfMemoryTerminate(); - -inline void* FX_SafeRealloc(void* ptr, size_t num_members, size_t member_size) { - if (num_members < std::numeric_limits<size_t>::max() / member_size) { - return realloc(ptr, num_members * member_size); - } - return nullptr; -} - -inline void* FX_AllocOrDie(size_t num_members, size_t member_size) { - // TODO(tsepez): See if we can avoid the implicit memset(0). - if (void* result = calloc(num_members, member_size)) { - return result; - } - FX_OutOfMemoryTerminate(); // Never returns. - return nullptr; // Suppress compiler warning. -} - -inline void* FX_AllocOrDie2D(size_t w, size_t h, size_t member_size) { - if (w < std::numeric_limits<size_t>::max() / h) { - return FX_AllocOrDie(w * h, member_size); - } - FX_OutOfMemoryTerminate(); // Never returns. - return nullptr; // Suppress compiler warning. -} - -inline void* FX_ReallocOrDie(void* ptr, - size_t num_members, - size_t member_size) { - if (void* result = FX_SafeRealloc(ptr, num_members, member_size)) { - return result; - } - FX_OutOfMemoryTerminate(); // Never returns. - return nullptr; // Suppress compiler warning. -} - -// Never returns NULL. -#define FX_Alloc(type, size) (type*) FX_AllocOrDie(size, sizeof(type)) -#define FX_Alloc2D(type, w, h) (type*) FX_AllocOrDie2D(w, h, sizeof(type)) -#define FX_Realloc(type, ptr, size) \ - (type*) FX_ReallocOrDie(ptr, size, sizeof(type)) - -// May return NULL. -#define FX_TryAlloc(type, size) (type*) calloc(size, sizeof(type)) -#define FX_TryRealloc(type, ptr, size) \ - (type*) FX_SafeRealloc(ptr, size, sizeof(type)) - -#define FX_Free(ptr) free(ptr) - -class CFX_DestructObject { - public: - virtual ~CFX_DestructObject() {} -}; - -#endif // __cplusplus - -#endif // CORE_INCLUDE_FXCRT_FX_MEMORY_H_ |