godot/core/os/memory_pool_static.h

67 lines
3.2 KiB
C++

/*************************************************************************/
/* memory_pool_static.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
/* */
/* 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_H
#define MEMORY_POOL_STATIC_H
#include <stddef.h>
#include "core/typedefs.h"
/**
@author Juan Linietsky <red@lunatea>
*/
class MemoryPoolStatic {
private:
static MemoryPoolStatic *singleton;
public:
static MemoryPoolStatic *get_singleton();
virtual void *alloc(size_t p_bytes, const char *p_description) = 0; ///< Pointer in p_description shold be to a const char const like "hello"
virtual void *realloc(void *p_memory, size_t p_bytes) = 0; ///< Pointer in p_description shold be to a const char const like "hello"
virtual void free(void *p_ptr) = 0; ///< Pointer in p_description shold be to a const char const
virtual size_t get_available_mem() const = 0;
virtual size_t get_total_usage() = 0;
virtual size_t get_max_usage() = 0;
/* Most likely available only if memory debugger was compiled in */
virtual int get_alloc_count() = 0;
virtual void *get_alloc_ptr(int p_alloc_idx) = 0;
virtual const char *get_alloc_description(int p_alloc_idx) = 0;
virtual size_t get_alloc_size(int p_alloc_idx) = 0;
virtual void dump_mem_to_file(const char *p_file) = 0;
MemoryPoolStatic();
virtual ~MemoryPoolStatic();
};
#endif