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- Reorganized the local header files, removing redundancies.
- Dropped unused stub code which is now redundant because of the constructor/destructor mechanism. git-svn-id: file:///Users/olsen/Code/migration-svn-zu-git/logical-line-staging/clib2/trunk@14891 87f5fb63-7c3d-0410-a384-fd976d0f7a62
This commit is contained in:
Olaf Barthel
236
library/stdlib_memory.h
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236
library/stdlib_memory.h
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/*
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* $Id: stdlib_memory.h,v 1.1 2005-03-18 12:38:24 obarthel Exp $
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*
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* :ts=4
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*
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* Portable ISO 'C' (1994) runtime library for the Amiga computer
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* Copyright (c) 2002-2005 by Olaf Barthel <olsen@sourcery.han.de>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* - Neither the name of Olaf Barthel nor the names of contributors
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* may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _STDLIB_MEMORY_H
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#define _STDLIB_MEMORY_H
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/****************************************************************************/
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/*
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* Uncomment this to build a library which has the memory debugging features
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* enabled.
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*/
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/*#define __MEM_DEBUG */
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/****************************************************************************/
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/*
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* Uncomment this to see reports of where and how much memory is allocated
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* or released.
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*/
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/*#define __MEM_DEBUG_LOG*/
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/****************************************************************************/
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/*
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* Uncomment this to speed up memory data maintenance operations when
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* the memory debugging mode is enabled.
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*/
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/*#define __USE_MEM_TREES*/
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/****************************************************************************/
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/*
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* Memory debugging parameters; note that the head/tail size must be
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* multiples of four, or you will break code that depends upon malloc()
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* and friends to return long word aligned data structures! Better
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* still, there are assert()s in the library which will blow your code
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* out of the water if the data returned by malloc() and realloc() is
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* not long word aligned...
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*/
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#define MALLOC_HEAD_SIZE 512 /* How many bytes to allocate in front of
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each memory chunk */
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#define MALLOC_TAIL_SIZE 512 /* How many bytes to allocate behind each
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memory chunk */
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/****************************************************************************/
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#define MALLOC_NEW_FILL 0xA3 /* The byte value to fill newly created
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memory allocations with */
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#define MALLOC_FREE_FILL 0xA5 /* The byte value to fill freed memory
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allocations with */
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#define MALLOC_HEAD_FILL 0xA7 /* The byte value to fill the memory in
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front of each allocation with */
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#define MALLOC_TAIL_FILL 0xA9 /* The byte value to fill the memory behind
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each allocation with */
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/****************************************************************************/
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#ifndef EXEC_MEMORY_H
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#include <exec/memory.h>
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#endif /* EXEC_MEMORY_H */
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#ifndef EXEC_NODES_H
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#include <exec/nodes.h>
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#endif /* EXEC_NODES_H */
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/****************************************************************************/
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#ifndef _MACROS_H
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#include "macros.h"
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#endif /* _MACROS_H */
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/****************************************************************************/
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#include <stddef.h>
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/****************************************************************************/
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/* We shuffle things around a bit for the debug code. This works by joining
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related code which shares the same name. The debug code symbols also have
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to be completely separate from the "regular" code. */
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#if defined(__MEM_DEBUG)
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#define __static
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#define __alloca_cleanup __alloca_cleanup_debug
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#define __find_memory_node __find_memory_node_debug
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#define __free_memory_node __free_memory_node_debug
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#define __force_free __force_free_debug
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#define __get_allocation_size __get_allocation_size_debug
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#define __allocate_memory __allocate_memory_debug
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#define __memory_pool __memory_pool_debug
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#define __memory_list __memory_list_debug
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#define __vasprintf_hook_entry __vasprintf_hook_entry_debug
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extern void * __alloca(size_t size,const char * file,int line);
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extern void * __calloc(size_t num_elements,size_t element_size,const char * file,int line);
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extern void __free(void * ptr,const char * file,int line);
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extern void * __malloc(size_t size,const char * file,int line);
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extern void * __realloc(void *ptr,size_t size,const char * file,int line);
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extern char * __strdup(const char *s,const char * file,int line);
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extern char * __getcwd(char * buffer,size_t buffer_size,const char *file,int line);
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#else
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#define __static STATIC
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#define __free(mem,file,line) free(mem)
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#define __malloc(size,file,line) malloc(size)
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#endif /* __MEM_DEBUG */
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/****************************************************************************/
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struct MemoryNode
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{
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struct MinNode mn_MinNode;
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size_t mn_Size;
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UBYTE mn_NeverFree;
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#ifdef __MEM_DEBUG
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UBYTE mn_AlreadyFree;
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UBYTE mn_Pad0[2];
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void * mn_Allocation;
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size_t mn_AllocationSize;
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char * mn_FreeFile;
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int mn_FreeLine;
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char * mn_File;
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int mn_Line;
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#ifdef __USE_MEM_TREES
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struct MemoryNode * mn_Left;
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struct MemoryNode * mn_Right;
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struct MemoryNode * mn_Parent;
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UBYTE mn_IsRed;
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UBYTE mn_Pad1[3];
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#endif /* __USE_MEM_TREES */
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#else
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UBYTE mn_Pad0[3];
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#endif /* __MEM_DEBUG */
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};
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#ifdef __USE_MEM_TREES
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struct MemoryTree
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{
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struct MemoryNode * mt_Root;
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struct MemoryNode mt_RootNode;
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struct MemoryNode mt_NullNode;
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};
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#endif /* __USE_MEM_TREES */
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/****************************************************************************/
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extern struct MemoryTree NOCOMMON __memory_tree;
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extern struct MinList NOCOMMON __memory_list;
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extern APTR NOCOMMON __memory_pool;
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/****************************************************************************/
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extern unsigned long NOCOMMON __maximum_memory_allocated;
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extern unsigned long NOCOMMON __current_memory_allocated;
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extern unsigned long NOCOMMON __maximum_num_memory_chunks_allocated;
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extern unsigned long NOCOMMON __current_num_memory_chunks_allocated;
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/****************************************************************************/
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extern int NOCOMMON __default_pool_size;
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extern int NOCOMMON __default_puddle_size;
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/****************************************************************************/
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#if defined(__THREAD_SAFE)
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/****************************************************************************/
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extern void __memory_lock(void);
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extern void __memory_unlock(void);
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/****************************************************************************/
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#else
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/****************************************************************************/
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#define __memory_lock() ((void)0)
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#define __memory_unlock() ((void)0)
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/****************************************************************************/
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#endif /* __THREAD_SAFE */
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/****************************************************************************/
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#endif /* _STDLIB_MEMORY_H */
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