Annotation of embedaddon/ipsec-tools/src/racoon/vmbuf.h, revision 1.1.1.1

1.1       misho       1: /*     $NetBSD: vmbuf.h,v 1.4 2006/09/09 16:22:10 manu Exp $   */
                      2: 
                      3: /* Id: vmbuf.h,v 1.4 2005/10/30 10:28:44 vanhu Exp */
                      4: 
                      5: /*
                      6:  * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
                      7:  * All rights reserved.
                      8:  * 
                      9:  * Redistribution and use in source and binary forms, with or without
                     10:  * modification, are permitted provided that the following conditions
                     11:  * are met:
                     12:  * 1. Redistributions of source code must retain the above copyright
                     13:  *    notice, this list of conditions and the following disclaimer.
                     14:  * 2. Redistributions in binary form must reproduce the above copyright
                     15:  *    notice, this list of conditions and the following disclaimer in the
                     16:  *    documentation and/or other materials provided with the distribution.
                     17:  * 3. Neither the name of the project nor the names of its contributors
                     18:  *    may be used to endorse or promote products derived from this software
                     19:  *    without specific prior written permission.
                     20:  * 
                     21:  * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
                     22:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     23:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     24:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
                     25:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     26:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     27:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     28:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     29:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     30:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     31:  * SUCH DAMAGE.
                     32:  */
                     33: 
                     34: #ifndef _VMBUF_H
                     35: #define _VMBUF_H
                     36: 
                     37: /*
                     38:  *     bp      v
                     39:  *     v       v
                     40:  *     ........................
                     41:  *             <--------------> l
                     42:  *     <----------------------> bl
                     43:  */
                     44: typedef struct _vchar_t_ {
                     45: #if notyet
                     46:        u_int32_t t;    /* type of the value */
                     47:        vchar_t *n;     /* next vchar_t buffer */
                     48:        size_t bl;      /* length of the buffer */
                     49:        caddr_t bp;     /* pointer to the buffer */
                     50: #endif
                     51:        size_t l;       /* length of the value */
                     52:        caddr_t v;      /* place holder to the pointer to the value */
                     53: } vchar_t;
                     54: 
                     55: #define VPTRINIT(p) \
                     56: do { \
                     57:        if (p) { \
                     58:                vfree(p); \
                     59:                (p) = NULL; \
                     60:        } \
                     61: } while(0);
                     62: 
                     63: #if defined(__APPLE__) && defined(__MACH__)
                     64: /* vfree is already defined in Apple's system libraries */
                     65: #define vfree   vmbuf_free
                     66: #endif
                     67: 
                     68: extern vchar_t *vmalloc __P((size_t));
                     69: extern vchar_t *vrealloc __P((vchar_t *, size_t));
                     70: extern void vfree __P((vchar_t *));
                     71: extern vchar_t *vdup __P((vchar_t *));
                     72: 
                     73: #endif /* _VMBUF_H */

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