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/*
* Copyright (c) 2007-2009 Marko Kreen, Skype Technologies OÜ
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/**
* @file
*
* Extra allocators for cxalloc.
*/
#ifndef _USUAL_CXEXTRA_H_
#define _USUAL_CXEXTRA_H_
#include <usual/cxalloc.h>
/** Allocator that exits on error. .ctx should be pointer to actual allocator */
extern const struct CxOps cx_nofail_ops;
/** nofail for libc */
extern CxMem cx_libc_nofail;
/**
* Creates allocator that pools all memory together,
* without keeping track of single objects, to be
* freed all together in one shot.
*
* realloc(), free() are partially supported for the last
* objec only.
*/
CxMem *cx_new_pool(CxMem *parent, size_t initial_size, unsigned int align);
CxMem *cx_new_pool_from_area(CxMem *parent, void *buf, size_t size, bool allow_free, unsigned int align);
/**
* Creates allocator that remebers all allocations done
* under it and allows all of it to be freed together.
*
* Supports hierarchical trees.
*/
CxMem *cx_new_tree(CxMem *parent);
#endif
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