281 lines
6.5 KiB
C
281 lines
6.5 KiB
C
/* $NetBSD: opdump.c,v 1.19 2007/11/29 17:22:04 pooka Exp $ */
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/*
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* Copyright (c) 2005, 2006 Antti Kantee. All Rights Reserved.
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*
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* Development of this software was supported by the
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* Google Summer of Code program and the Ulla Tuominen Foundation.
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* The Google SoC project was mentored by Bill Studenmund.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/* Pretty-printing helper routines for VFS/VOP request contents */
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/* yes, this is pretty much a mess */
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#include <sys/cdefs.h>
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#if !defined(lint)
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__RCSID("$NetBSD: opdump.c,v 1.19 2007/11/29 17:22:04 pooka Exp $");
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#endif /* !lint */
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#include <sys/types.h>
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#include <sys/time.h>
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#include <puffs.h>
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#include <puffsdump.h>
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#include <stdio.h>
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#include "puffs_priv.h"
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/* XXX! */
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const char *vfsop_revmap[] = {
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"PUFFS_VFS_MOUNT",
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"PUFFS_VFS_START",
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"PUFFS_VFS_UNMOUNT",
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"PUFFS_VFS_ROOT",
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"PUFFS_VFS_STATVFS",
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"PUFFS_VFS_SYNC",
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"PUFFS_VFS_VGET",
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"PUFFS_VFS_FHTOVP",
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"PUFFS_VFS_VPTOFH",
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"PUFFS_VFS_INIT",
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"PUFFS_VFS_DONE",
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"PUFFS_VFS_SNAPSHOT",
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"PUFFS_VFS_EXTATTCTL",
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"PUFFS_VFS_SUSPEND"
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};
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/* XXX! */
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const char *vnop_revmap[] = {
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"PUFFS_VN_LOOKUP",
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"PUFFS_VN_CREATE",
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"PUFFS_VN_MKNOD",
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"PUFFS_VN_OPEN",
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"PUFFS_VN_CLOSE",
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"PUFFS_VN_ACCESS",
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"PUFFS_VN_GETATTR",
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"PUFFS_VN_SETATTR",
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"PUFFS_VN_READ",
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"PUFFS_VN_WRITE",
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"PUFFS_VN_IOCTL",
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"PUFFS_VN_FCNTL",
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"PUFFS_VN_POLL",
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"PUFFS_VN_KQFILTER",
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"PUFFS_VN_REVOKE",
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"PUFFS_VN_MMAP",
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"PUFFS_VN_FSYNC",
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"PUFFS_VN_SEEK",
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"PUFFS_VN_REMOVE",
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"PUFFS_VN_LINK",
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"PUFFS_VN_RENAME",
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"PUFFS_VN_MKDIR",
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"PUFFS_VN_RMDIR",
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"PUFFS_VN_SYMLINK",
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"PUFFS_VN_READDIR",
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"PUFFS_VN_READLINK",
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"PUFFS_VN_ABORTOP",
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"PUFFS_VN_INACTIVE",
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"PUFFS_VN_RECLAIM",
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"PUFFS_VN_LOCK",
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"PUFFS_VN_UNLOCK",
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"PUFFS_VN_BMAP",
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"PUFFS_VN_STRATEGY",
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"PUFFS_VN_PRINT",
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"PUFFS_VN_ISLOCKED",
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"PUFFS_VN_PATHCONF",
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"PUFFS_VN_ADVLOCK",
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"PUFFS_VN_LEASE",
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"PUFFS_VN_WHITEOUT",
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"PUFFS_VN_GETPAGES",
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"PUFFS_VN_PUTPAGES",
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"PUFFS_VN_BWRITE",
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"PUFFS_VN_GETEXTATTR",
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"PUFFS_VN_LISTEXTATTR",
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"PUFFS_VN_OPENEXTATTR",
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"PUFFS_VN_DELETEEXTATTR",
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"PUFFS_VN_SETEXTATTR",
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};
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/* XXX! */
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const char *cacheop_revmap[] = {
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"PUFFS_CACHE_WRITE"
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};
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/* XXX! */
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const char *errnot_revmap[] = {
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"PUFFS_ERR_MAKENODE",
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"PUFFS_ERR_LOOKUP",
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"PUFFS_ERR_READDIR",
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"PUFFS_ERR_READLINK",
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"PUFFS_ERR_READ",
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"PUFFS_ERR_WRITE",
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"PUFFS_ERR_VPTOFH"
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};
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void
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puffsdump_req(struct puffs_req *preq)
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{
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static struct timeval tv_prev;
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struct timeval tv_now, tv;
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const char **map;
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int isvn = 0;
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map = NULL; /* yes, we are all interested in your opinion, gcc */
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switch (PUFFSOP_OPCLASS(preq->preq_opclass)) {
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case PUFFSOP_VFS:
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map = vfsop_revmap;
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break;
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case PUFFSOP_VN:
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map = vnop_revmap;
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isvn = 1;
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break;
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case PUFFSOP_CACHE:
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map = cacheop_revmap;
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break;
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case PUFFSOP_ERROR:
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map = errnot_revmap;
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break;
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}
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printf("\treqid: %" PRIu64 ", opclass %d%s, optype: %s, "
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"cookie: %p,\n\t\taux: %p, auxlen: %zu, pid: %d, lwpid: %d\n",
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preq->preq_id, PUFFSOP_OPCLASS(preq->preq_opclass),
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PUFFSOP_WANTREPLY(preq->preq_opclass) ? "" : " (FAF)",
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map[preq->preq_optype], preq->preq_cookie,
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preq->preq_buf, preq->preq_buflen,
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preq->preq_pid, preq->preq_lid);
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if (isvn) {
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switch (preq->preq_optype) {
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case PUFFS_VN_LOOKUP:
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puffsdump_lookup(preq);
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break;
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case PUFFS_VN_READ:
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case PUFFS_VN_WRITE:
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puffsdump_readwrite(preq);
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break;
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case PUFFS_VN_OPEN:
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puffsdump_open(preq);
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break;
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default:
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break;
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}
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}
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PU_LOCK();
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gettimeofday(&tv_now, NULL);
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timersub(&tv_now, &tv_prev, &tv);
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printf("\t\tsince previous call: %ld.%06ld\n", tv.tv_sec, tv.tv_usec);
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gettimeofday(&tv_prev, NULL);
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PU_UNLOCK();
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}
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void
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puffsdump_rv(struct puffs_req *preq)
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{
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if (PUFFSOP_OPCLASS(preq->preq_opclass) == PUFFSOP_VN) {
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switch (preq->preq_optype) {
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case PUFFS_VN_LOOKUP:
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puffsdump_lookup_rv(preq);
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break;
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default:
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break;
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}
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}
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printf("\tRV reqid: %" PRIu64 ", result: %d %s\n",
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preq->preq_id, preq->preq_rv,
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preq->preq_rv ? strerror(preq->preq_rv) : "");
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}
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void
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puffsdump_cookie(void *c, const char *cookiename)
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{
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printf("\t%scookie: at %p\n", cookiename, c);
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}
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static const char *cn_opnames[] = {
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"LOOKUP",
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"CREATE",
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"DELETE",
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"RENAME"
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};
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void
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puffsdump_cn(struct puffs_kcn *pkcn)
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{
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printf("\t\tpuffs_cn: \"%s\", len %zu op %s (flags 0x%x)\n",
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pkcn->pkcn_name, pkcn->pkcn_namelen,
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cn_opnames[pkcn->pkcn_nameiop & NAMEI_OPMASK],
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pkcn->pkcn_flags);
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}
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void
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puffsdump_lookup(struct puffs_req *preq)
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{
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struct puffs_vnmsg_lookup *lookup_msg = (void *)preq;
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puffsdump_cn(&lookup_msg->pvnr_cn);
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}
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void
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puffsdump_lookup_rv(struct puffs_req *preq)
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{
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struct puffs_vnmsg_lookup *lookup_msg = (void *)preq;
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printf("\t\tnew node %p, type 0x%x,\n\t\tsize 0x%"PRIu64", dev 0x%x\n",
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lookup_msg->pvnr_newnode, lookup_msg->pvnr_vtype,
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lookup_msg->pvnr_size, lookup_msg->pvnr_rdev);
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}
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void
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puffsdump_readwrite(struct puffs_req *preq)
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{
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struct puffs_vnmsg_rw *rw_msg = (void *)preq;
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printf("\t\toffset: %" PRId64 ", resid %zu, ioflag 0x%x\n",
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rw_msg->pvnr_offset, rw_msg->pvnr_resid, rw_msg->pvnr_ioflag);
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}
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void
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puffsdump_open(struct puffs_req *preq)
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{
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struct puffs_vnmsg_open *open_msg = (void *)preq;
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printf("\t\tmode: 0x%x\n", open_msg->pvnr_mode);
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}
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void
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/*ARGSUSED*/
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puffsdump_creds(struct puffs_cred *pcr)
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{
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}
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void
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puffsdump_int(int value, const char *name)
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{
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printf("\tint (%s): %d\n", name, value);
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}
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