[apple/network_cmds.git] / racoon.tproj / vmbuf.h

/*	$KAME: vmbuf.h,v 1.8 2001/12/12 21:18:33 sakane Exp $	*/

/*
 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the project nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#ifndef __VMBUF_H__
#define __VMBUF_H__

/*
 *	bp      v
 *	v       v
 *	........................
 *	        <--------------> l
 *	<----------------------> bl
 */
typedef struct _vchar_t_ {
#if notyet
	u_int32_t t;	/* type of the value */
	vchar_t *n;	/* next vchar_t buffer */
	size_t bl;	/* length of the buffer */
	caddr_t bp;	/* pointer to the buffer */
#endif
	size_t l;	/* length of the value */
	caddr_t v;	/* place holder to the pointer to the value */
} vchar_t;

#define VPTRINIT(p) \
do { \
	if (p) { \
		vfree(p); \
		(p) = NULL; \
	} \
} while(0);

#define	vfree	vmbuf_free

extern vchar_t *vmalloc __P((size_t));
extern vchar_t *vrealloc __P((vchar_t *, size_t));
extern void vfree __P((vchar_t *));
extern vchar_t *vdup __P((vchar_t *));


#endif /* __VMBUF_H__ */
Commit	Line	Data
ac2f15b3	1	/* $KAME: vmbuf.h,v 1.8 2001/12/12 21:18:33 sakane Exp $ */
7ba0088d	2
b7080c8e	3	/*
7ba0088d A	4	* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
	5	* All rights reserved.
	6	*
b7080c8e A	7	* Redistribution and use in source and binary forms, with or without
	8	* modification, are permitted provided that the following conditions
	9	* are met:
	10	* 1. Redistributions of source code must retain the above copyright
	11	* notice, this list of conditions and the following disclaimer.
	12	* 2. Redistributions in binary form must reproduce the above copyright
	13	* notice, this list of conditions and the following disclaimer in the
	14	* documentation and/or other materials provided with the distribution.
7ba0088d	15	* 3. Neither the name of the project nor the names of its contributors
b7080c8e A	16	* may be used to endorse or promote products derived from this software
b7080c8e A	17	* without specific prior written permission.
7ba0088d A	18	*
7ba0088d A	19	* THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
b7080c8e A	20	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
b7080c8e A	21	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
7ba0088d	22	* ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
b7080c8e A	23	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	24	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	25	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	26	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	27	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	28	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	29	* SUCH DAMAGE.
b7080c8e A	30	*/
b7080c8e A	31
2b484d24 A	32	#ifndef __VMBUF_H__
	33	#define __VMBUF_H__
	34
7ba0088d A	35	/*
	36	* bp v
	37	* v v
	38	* ........................
	39	* <--------------> l
	40	* <----------------------> bl
	41	*/
	42	typedef struct _vchar_t_ {
	43	#if notyet
	44	u_int32_t t; /* type of the value */
	45	vchar_t n; / next vchar_t buffer */
	46	size_t bl; /* length of the buffer */
	47	caddr_t bp; /* pointer to the buffer */
	48	#endif
	49	size_t l; /* length of the value */
	50	caddr_t v; /* place holder to the pointer to the value */
	51	} vchar_t;
	52
	53	#define VPTRINIT(p) \
	54	do { \
	55	if (p) { \
	56	vfree(p); \
	57	(p) = NULL; \
	58	} \
	59	} while(0);
	60
	61	#define vfree vmbuf_free
b7080c8e	62
7ba0088d A	63	extern vchar_t *vmalloc __P((size_t));
	64	extern vchar_t vrealloc __P((vchar_t , size_t));
	65	extern void vfree __P((vchar_t *));
	66	extern vchar_t vdup __P((vchar_t ));
2b484d24 A	67
	68
	69	#endif /* __VMBUF_H__ */
	70