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Diffstat (limited to 'drivers/unix/memory_pool_static_malloc.h')
| -rw-r--r-- | drivers/unix/memory_pool_static_malloc.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/drivers/unix/memory_pool_static_malloc.h b/drivers/unix/memory_pool_static_malloc.h new file mode 100644 index 0000000000..626fec826e --- /dev/null +++ b/drivers/unix/memory_pool_static_malloc.h @@ -0,0 +1,82 @@ +/*************************************************************************/ +/* memory_pool_static_malloc.h */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* http://www.godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2014 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_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 |