10a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang/* $NetBSD: vmbuf.h,v 1.4 2006/09/09 16:22:10 manu Exp $ */ 20a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang 30a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang/* Id: vmbuf.h,v 1.4 2005/10/30 10:28:44 vanhu Exp */ 40a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang 50a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang/* 60a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. 70a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * All rights reserved. 80a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * 90a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * Redistribution and use in source and binary forms, with or without 100a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * modification, are permitted provided that the following conditions 110a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * are met: 120a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * 1. Redistributions of source code must retain the above copyright 130a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * notice, this list of conditions and the following disclaimer. 140a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * 2. Redistributions in binary form must reproduce the above copyright 150a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * notice, this list of conditions and the following disclaimer in the 160a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * documentation and/or other materials provided with the distribution. 170a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * 3. Neither the name of the project nor the names of its contributors 180a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * may be used to endorse or promote products derived from this software 190a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * without specific prior written permission. 200a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * 210a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND 220a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 230a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 240a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE 250a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 260a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 270a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 280a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 290a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 300a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 310a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * SUCH DAMAGE. 320a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang */ 330a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang 340a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang#ifndef _VMBUF_H 350a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang#define _VMBUF_H 360a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang 370a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang/* 380a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * bp v 390a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * v v 400a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * ........................ 410a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * <--------------> l 420a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang * <----------------------> bl 430a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang */ 440a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wangtypedef struct _vchar_t_ { 450a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang#if notyet 460a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang u_int32_t t; /* type of the value */ 470a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang vchar_t *n; /* next vchar_t buffer */ 480a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang size_t bl; /* length of the buffer */ 490a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang caddr_t bp; /* pointer to the buffer */ 500a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang#endif 510a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang size_t l; /* length of the value */ 520a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang caddr_t v; /* place holder to the pointer to the value */ 530a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang} vchar_t; 540a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang 550a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang#define VPTRINIT(p) \ 560a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wangdo { \ 570a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang if (p) { \ 580a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang vfree(p); \ 590a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang (p) = NULL; \ 600a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang } \ 610a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang} while(0); 620a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang 630a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang#if defined(__APPLE__) && defined(__MACH__) 640a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang/* vfree is already defined in Apple's system libraries */ 650a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang#define vfree vmbuf_free 660a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang#endif 670a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang 680a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wangextern vchar_t *vmalloc __P((size_t)); 690a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wangextern vchar_t *vrealloc __P((vchar_t *, size_t)); 700a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wangextern void vfree __P((vchar_t *)); 710a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wangextern vchar_t *vdup __P((vchar_t *)); 720a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang 730a1907d434839af6a9cb6329bbde60b237bf53dcChung-yih Wang#endif /* _VMBUF_H */ 74