82 lines
3.7 KiB
C++
82 lines
3.7 KiB
C++
/*************************************************************************/
|
|
/* memory_pool_static_malloc.h */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* http://www.godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
|
|
/* Copyright (c) 2014-2017 Godot Engine contributors (cf. AUTHORS.md) */
|
|
/* */
|
|
/* Permission is hereby granted, free of charge, to any person obtaining */
|
|
/* a copy of this software and associated documentation files (the */
|
|
/* "Software"), to deal in the Software without restriction, including */
|
|
/* without limitation the rights to use, copy, modify, merge, publish, */
|
|
/* distribute, sublicense, and/or sell copies of the Software, and to */
|
|
/* permit persons to whom the Software is furnished to do so, subject to */
|
|
/* the following conditions: */
|
|
/* */
|
|
/* The above copyright notice and this permission notice shall be */
|
|
/* included in all copies or substantial portions of the Software. */
|
|
/* */
|
|
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
|
|
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
|
|
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
|
|
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
|
|
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
|
|
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
|
|
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
|
|
/*************************************************************************/
|
|
#ifndef MEMORY_POOL_STATIC_MALLOC_H
|
|
#define MEMORY_POOL_STATIC_MALLOC_H
|
|
|
|
#include "os/memory_pool_static.h"
|
|
#include "os/mutex.h"
|
|
/**
|
|
@author Juan Linietsky <red@lunatea>
|
|
*/
|
|
class MemoryPoolStaticMalloc : public MemoryPoolStatic {
|
|
|
|
struct RingPtr {
|
|
|
|
size_t size;
|
|
const char *descr; /* description of memory */
|
|
RingPtr *next;
|
|
RingPtr *prev;
|
|
};
|
|
|
|
RingPtr *ringlist;
|
|
size_t total_mem;
|
|
int total_pointers;
|
|
|
|
size_t max_mem;
|
|
int max_pointers;
|
|
|
|
Mutex *mutex;
|
|
|
|
void *_alloc(size_t p_bytes, const char *p_description = ""); ///< Pointer in p_description shold be to a const char const like "hello"
|
|
void *_realloc(void *p_memory, size_t p_bytes); ///< Pointer in
|
|
void _free(void *p_ptr); ///< Pointer in p_description shold be to a const char const
|
|
|
|
public:
|
|
virtual void *alloc(size_t p_bytes, const char *p_description = ""); ///< Pointer in p_description shold be to a const char const like "hello"
|
|
virtual void free(void *p_ptr); ///< Pointer in p_description shold be to a const char const
|
|
virtual void *realloc(void *p_memory, size_t p_bytes); ///< Pointer in
|
|
virtual size_t get_available_mem() const;
|
|
virtual size_t get_total_usage();
|
|
virtual size_t get_max_usage();
|
|
|
|
/* Most likely available only if memory debugger was compiled in */
|
|
virtual int get_alloc_count();
|
|
virtual void *get_alloc_ptr(int p_alloc_idx);
|
|
virtual const char *get_alloc_description(int p_alloc_idx);
|
|
virtual size_t get_alloc_size(int p_alloc_idx);
|
|
|
|
void dump_mem_to_file(const char *p_file);
|
|
|
|
MemoryPoolStaticMalloc();
|
|
~MemoryPoolStaticMalloc();
|
|
};
|
|
|
|
#endif
|