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126 lines
3.6 KiB
C
126 lines
3.6 KiB
C
/* -*- c-basic-offset: 4; indent-tabs-mode: nil -*- */
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/* ====================================================================
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* Copyright (c) 1999-2004 Carnegie Mellon University. All rights
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* 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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* 1. 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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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* This work was supported in part by funding from the Defense Advanced
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* Research Projects Agency and the National Science Foundation of the
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* United States of America, and the CMU Sphinx Speech Consortium.
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*
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* THIS SOFTWARE IS PROVIDED BY CARNEGIE MELLON UNIVERSITY ``AS IS'' AND
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* ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY
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* NOR ITS EMPLOYEES BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* ====================================================================
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*
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*/
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#ifndef __LISTELEM_ALLOC_H__
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#define __LISTELEM_ALLOC_H__
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/** @file listelem_alloc.h
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* @brief Fast memory allocator for uniformly sized objects
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* @author M K Ravishankar <rkm@cs.cmu.edu>
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*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if 0
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/* Fool Emacs. */
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}
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#endif
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#include <stdlib.h>
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#ifdef S60
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#include <types.h>
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#endif
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/* Win32/WinCE DLL gunk */
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#include <sphinxbase/sphinxbase_export.h>
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#include <sphinxbase/prim_type.h>
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/**
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* List element allocator object.
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*/
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typedef struct listelem_alloc_s listelem_alloc_t;
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/**
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* Initialize and return a list element allocator.
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*/
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SPHINXBASE_EXPORT
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listelem_alloc_t * listelem_alloc_init(size_t elemsize);
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/**
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* Finalize and release all memory associated with a list element allocator.
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*/
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SPHINXBASE_EXPORT
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void listelem_alloc_free(listelem_alloc_t *le);
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SPHINXBASE_EXPORT
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void *__listelem_malloc__(listelem_alloc_t *le, char *file, int line);
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/**
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* Allocate a list element and return pointer to it.
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*/
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#define listelem_malloc(le) __listelem_malloc__((le),__FILE__,__LINE__)
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SPHINXBASE_EXPORT
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void *__listelem_malloc_id__(listelem_alloc_t *le, char *file, int line,
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int32 *out_id);
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/**
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* Allocate a list element, returning a unique identifier.
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*/
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#define listelem_malloc_id(le, oid) __listelem_malloc_id__((le),__FILE__,__LINE__,(oid))
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/**
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* Retrieve a list element by its identifier.
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*/
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SPHINXBASE_EXPORT
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void *listelem_get_item(listelem_alloc_t *le, int32 id);
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/**
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* Free list element of given size
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*/
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SPHINXBASE_EXPORT
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void __listelem_free__(listelem_alloc_t *le, void *elem, char *file, int line);
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/**
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* Macro of __listelem_free__
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*/
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#define listelem_free(le,el) __listelem_free__((le),(el),__FILE__,__LINE__)
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/**
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Print number of allocation, numer of free operation stats
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*/
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SPHINXBASE_EXPORT
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void listelem_stats(listelem_alloc_t *le);
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#ifdef __cplusplus
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}
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#endif
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#endif
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