kvm_private.h revision 1.1
1218767Sdes/*- 2218767Sdes * Copyright (c) 1992, 1993 3218767Sdes * The Regents of the University of California. All rights reserved. 4218767Sdes * 5218767Sdes * This code is derived from software developed by the Computer Systems 6218767Sdes * Engineering group at Lawrence Berkeley Laboratory under DARPA contract 7218767Sdes * BG 91-66 and contributed to Berkeley. 8218767Sdes * 9218767Sdes * Redistribution and use in source and binary forms, with or without 10218767Sdes * modification, are permitted provided that the following conditions 11218767Sdes * are met: 12218767Sdes * 1. Redistributions of source code must retain the above copyright 13218767Sdes * notice, this list of conditions and the following disclaimer. 14218767Sdes * 2. Redistributions in binary form must reproduce the above copyright 15218767Sdes * notice, this list of conditions and the following disclaimer in the 16218767Sdes * documentation and/or other materials provided with the distribution. 17218767Sdes * 3. All advertising materials mentioning features or use of this software 18218767Sdes * must display the following acknowledgement: 19218767Sdes * This product includes software developed by the University of 20218767Sdes * California, Berkeley and its contributors. 21218767Sdes * 4. Neither the name of the University nor the names of its contributors 22218767Sdes * may be used to endorse or promote products derived from this software 23218767Sdes * without specific prior written permission. 24218767Sdes * 25218767Sdes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 26218767Sdes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 27218767Sdes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 28218767Sdes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 29218767Sdes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 30218767Sdes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 31218767Sdes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 32218767Sdes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 33218767Sdes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 34218767Sdes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 35218767Sdes * SUCH DAMAGE. 36218767Sdes * 37323129Sdes * @(#)kvm_private.h 8.1 (Berkeley) 6/4/93 38218767Sdes */ 39323129Sdes 40218767Sdesstruct __kvm { 41218767Sdes /* 42323129Sdes * a string to be prepended to error messages 43323129Sdes * provided for compatibility with sun's interface 44218767Sdes * if this value is null, errors are saved in errbuf[] 45218767Sdes */ 46218767Sdes const char *program; 47323129Sdes char *errp; /* XXX this can probably go away */ 48218767Sdes char errbuf[_POSIX2_LINE_MAX]; 49218767Sdes DB *db; 50218767Sdes#define ISALIVE(kd) ((kd)->vmfd >= 0) 51218767Sdes int pmfd; /* physical memory file (or crashdump) */ 52218767Sdes int vmfd; /* virtual memory file (-1 if crashdump) */ 53218767Sdes int swfd; /* swap file (e.g., /dev/drum) */ 54218767Sdes int nlfd; /* namelist file (e.g., /vmunix) */ 55218767Sdes struct kinfo_proc *procbase; 56218767Sdes char *argspc; /* (dynamic) storage for argv strings */ 57218767Sdes int arglen; /* length of the above */ 58218767Sdes char **argv; /* (dynamic) storage for argv pointers */ 59323129Sdes int argc; /* length of above (not actual # present) */ 60218767Sdes /* 61218767Sdes * Kernel virtual address translation state. This only gets filled 62218767Sdes * in for dead kernels; otherwise, the running kernel (i.e. kmem) 63218767Sdes * will do the translations for us. It could be big, so we 64218767Sdes * only allocate it if necessary. 65218767Sdes */ 66218767Sdes struct vmstate *vmst; 67323129Sdes}; 68323129Sdes 69218767Sdes/* 70218767Sdes * Functions used internally by kvm, but across kvm modules. 71218767Sdes */ 72218767Sdesvoid _kvm_err __P((kvm_t *kd, const char *program, const char *fmt, ...)); 73218767Sdesvoid _kvm_freeprocs __P((kvm_t *kd)); 74218767Sdesvoid _kvm_freevtop __P((kvm_t *)); 75218767Sdesint _kvm_initvtop __P((kvm_t *)); 76323129Sdesint _kvm_kvatop __P((kvm_t *, u_long, u_long *)); 77218767Sdesvoid *_kvm_malloc __P((kvm_t *kd, size_t)); 78218767Sdesvoid *_kvm_realloc __P((kvm_t *kd, void *, size_t)); 79218767Sdesvoid _kvm_syserr 80218767Sdes __P((kvm_t *kd, const char *program, const char *fmt, ...)); 81218767Sdesint _kvm_uvatop __P((kvm_t *, const struct proc *, u_long, u_long *)); 82218767Sdes