1*22028508SToomas Soome /* 2*22028508SToomas Soome * This module derived from code donated to the FreeBSD Project by 3*22028508SToomas Soome * Matthew Dillon <dillon@backplane.com> 4*22028508SToomas Soome * 5*22028508SToomas Soome * Copyright (c) 1998 The FreeBSD Project 6*22028508SToomas Soome * All rights reserved. 7*22028508SToomas Soome * 8*22028508SToomas Soome * Redistribution and use in source and binary forms, with or without 9*22028508SToomas Soome * modification, are permitted provided that the following conditions 10*22028508SToomas Soome * are met: 11*22028508SToomas Soome * 1. Redistributions of source code must retain the above copyright 12*22028508SToomas Soome * notice, this list of conditions and the following disclaimer. 13*22028508SToomas Soome * 2. Redistributions in binary form must reproduce the above copyright 14*22028508SToomas Soome * notice, this list of conditions and the following disclaimer in the 15*22028508SToomas Soome * documentation and/or other materials provided with the distribution. 16*22028508SToomas Soome * 17*22028508SToomas Soome * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18*22028508SToomas Soome * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19*22028508SToomas Soome * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20*22028508SToomas Soome * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21*22028508SToomas Soome * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22*22028508SToomas Soome * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23*22028508SToomas Soome * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24*22028508SToomas Soome * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25*22028508SToomas Soome * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26*22028508SToomas Soome * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27*22028508SToomas Soome * SUCH DAMAGE. 28*22028508SToomas Soome */ 29*22028508SToomas Soome 30*22028508SToomas Soome /* 31*22028508SToomas Soome * H/MEM.H 32*22028508SToomas Soome * 33*22028508SToomas Soome * Basic memory pool / memory node structures. 34*22028508SToomas Soome */ 35*22028508SToomas Soome 36*22028508SToomas Soome #ifndef _ZALLOC_MEM_H 37*22028508SToomas Soome #define _ZALLOC_MEM_H 38*22028508SToomas Soome 39*22028508SToomas Soome typedef struct MemNode { 40*22028508SToomas Soome struct MemNode *mr_Next; 41*22028508SToomas Soome uintptr_t mr_Bytes; 42*22028508SToomas Soome } MemNode; 43*22028508SToomas Soome 44*22028508SToomas Soome typedef struct MemPool { 45*22028508SToomas Soome void *mp_Base; 46*22028508SToomas Soome void *mp_End; 47*22028508SToomas Soome MemNode *mp_First; 48*22028508SToomas Soome uintptr_t mp_Size; 49*22028508SToomas Soome uintptr_t mp_Used; 50*22028508SToomas Soome } MemPool; 51*22028508SToomas Soome 52*22028508SToomas Soome #define ZNOTE_FREE 0 53*22028508SToomas Soome #define ZNOTE_REUSE 1 54*22028508SToomas Soome 55*22028508SToomas Soome #endif /* _ZALLOC_MEM_H */ 56