541 lines
14 KiB
C
541 lines
14 KiB
C
/* $NetBSD: opdump.c,v 1.35 2010/08/20 16:35:05 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 1.35 2010/08/20 16:35:05 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 <stdarg.h>
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#include <stdio.h>
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#include "puffs_priv.h"
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#define DINT " "
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const char *puffsdump_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_QUOTACTL",
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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_EXTATTRCTL",
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"PUFFS_VFS_SUSPEND"
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};
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size_t puffsdump_vfsop_count = __arraycount(puffsdump_vfsop_revmap);
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const char *puffsdump_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_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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"PUFFS_VN_CLOSEEXTATTR",
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};
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size_t puffsdump_vnop_count = __arraycount(puffsdump_vnop_revmap);
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/* XXX! */
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const char *puffsdump_cacheop_revmap[] = {
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"PUFFS_CACHE_WRITE"
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};
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const char *puffsdump_errnot_revmap[] = {
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"PUFFS_ERR_ERROR",
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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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"PUFFS_ERR_GETEXTATTR",
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"PUFFS_ERR_LISTEXTATTR",
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};
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size_t puffsdump_errnot_count = __arraycount(puffsdump_errnot_revmap);
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const char *puffsdump_flush_revmap[] = {
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"PUFFS_INVAL_NAMECACHE_NODE",
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"PUFFS_INVAL_NAMECACHE_DIR",
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"PUFFS_INVAL_NAMECACHE_ALL",
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"PUFFS_INVAL_PAGECACHE_NODE_RANGE",
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"PUFFS_FLUSH_PAGECACHE_NODE_RANGE",
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};
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size_t puffsdump_flush_count = __arraycount(puffsdump_flush_revmap);
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static void
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mydprintf(const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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vfprintf(stderr, fmt, ap);
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va_end(ap);
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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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char buf[128];
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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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const char *optype;
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size_t maxhandle;
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int opclass, isvn = 0;
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mydprintf("reqid: %" PRIu64 ", ", preq->preq_id);
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opclass = PUFFSOP_OPCLASS(preq->preq_opclass);
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switch (opclass) {
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case PUFFSOP_VFS:
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map = puffsdump_vfsop_revmap;
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maxhandle = puffsdump_vfsop_count;
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break;
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case PUFFSOP_VN:
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map = puffsdump_vnop_revmap;
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maxhandle = puffsdump_vnop_count;
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isvn = 1;
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break;
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case PUFFSOP_CACHE:
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map = puffsdump_cacheop_revmap;
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maxhandle = __arraycount(puffsdump_cacheop_revmap);
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break;
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case PUFFSOP_ERROR:
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map = puffsdump_errnot_revmap;
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maxhandle = puffsdump_errnot_count;
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break;
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case PUFFSOP_FLUSH:
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map = puffsdump_flush_revmap;
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maxhandle = puffsdump_flush_count;
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break;
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default:
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mydprintf("unhandled opclass %d\n", opclass);
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return;
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}
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if (preq->preq_optype < maxhandle) {
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optype = map[preq->preq_optype];
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} else {
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snprintf(buf, sizeof(buf), "UNKNOWN (%d)", preq->preq_optype);
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optype = buf;
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}
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mydprintf("opclass %d%s, optype: %s, "
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"cookie: %p,\n" DINT "aux: %p, auxlen: %zu, pid: %d, lwpid: %d\n",
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opclass, PUFFSOP_WANTREPLY(preq->preq_opclass) ? "" : " (FAF)",
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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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case PUFFS_VN_REMOVE:
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case PUFFS_VN_RMDIR:
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case PUFFS_VN_LINK:
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puffsdump_targ(preq);
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break;
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case PUFFS_VN_READDIR:
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puffsdump_readdir(preq);
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break;
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case PUFFS_VN_CREATE:
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case PUFFS_VN_MKDIR:
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case PUFFS_VN_MKNOD:
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case PUFFS_VN_SYMLINK:
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puffsdump_create(preq);
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break;
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case PUFFS_VN_SETATTR:
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puffsdump_attr(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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mydprintf(DINT "since previous call: %lld.%06ld\n",
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(long long)tv.tv_sec, (long)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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case PUFFS_VN_CREATE:
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case PUFFS_VN_MKDIR:
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case PUFFS_VN_MKNOD:
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case PUFFS_VN_SYMLINK:
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puffsdump_create_rv(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_rv(preq);
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break;
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case PUFFS_VN_READDIR:
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puffsdump_readdir_rv(preq);
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break;
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case PUFFS_VN_GETATTR:
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puffsdump_attr(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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mydprintf("RV 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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/*
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* Slightly tedious print-routine so that we get a nice NOVAL instead
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* of some tedious output representations for -1, especially (uint64_t)-1
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*
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* We use typecasting to make this work beyond time_t/dev_t size changes.
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*/
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static void
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dumpattr(struct vattr *vap)
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{
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const char * const vtypes[] = { VNODE_TYPES };
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char buf[128];
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/* XXX: better readability. and this is debug, so no cycle-sweat */
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#define DEFAULTBUF() snprintf(buf, sizeof(buf), "NOVAL")
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mydprintf(DINT "vattr:\n");
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mydprintf(DINT DINT "type: %s, ", vtypes[vap->va_type]);
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DEFAULTBUF();
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if (vap->va_mode != (mode_t)PUFFS_VNOVAL)
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snprintf(buf, sizeof(buf), "0%o", vap->va_mode);
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mydprintf("mode: %s, ", buf);
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DEFAULTBUF();
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if (vap->va_nlink != (nlink_t)PUFFS_VNOVAL)
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snprintf(buf, sizeof(buf), "%d", vap->va_nlink);
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mydprintf("nlink: %s, ", buf);
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DEFAULTBUF();
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if (vap->va_uid != (uid_t)PUFFS_VNOVAL)
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snprintf(buf, sizeof(buf), "%d", vap->va_uid);
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mydprintf("uid: %s, ", buf);
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DEFAULTBUF();
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if (vap->va_gid != (gid_t)PUFFS_VNOVAL)
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snprintf(buf, sizeof(buf), "%d", vap->va_gid);
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mydprintf("gid: %s\n", buf);
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DEFAULTBUF();
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if ((unsigned long long)vap->va_fsid!=(unsigned long long)PUFFS_VNOVAL)
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snprintf(buf, sizeof(buf), "0x%llx",
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(unsigned long long)vap->va_fsid);
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mydprintf(DINT DINT "fsid: %s, ", buf);
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DEFAULTBUF();
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if (vap->va_fileid != (ino_t)PUFFS_VNOVAL)
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snprintf(buf, sizeof(buf), "%" PRIu64, vap->va_fileid);
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mydprintf("ino: %s, ", buf);
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DEFAULTBUF();
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if (vap->va_size != (u_quad_t)PUFFS_VNOVAL)
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snprintf(buf, sizeof(buf), "%" PRIu64, vap->va_size);
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mydprintf("size: %s, ", buf);
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DEFAULTBUF();
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if (vap->va_blocksize != (long)PUFFS_VNOVAL)
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snprintf(buf, sizeof(buf), "%ld", vap->va_blocksize);
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mydprintf("bsize: %s\n", buf);
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DEFAULTBUF();
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if (vap->va_atime.tv_sec != (time_t)PUFFS_VNOVAL)
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snprintf(buf, sizeof(buf), "%lld",
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(long long)vap->va_atime.tv_sec);
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mydprintf(DINT DINT "a.s: %s, ", buf);
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DEFAULTBUF();
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if (vap->va_atime.tv_nsec != (long)PUFFS_VNOVAL)
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snprintf(buf, sizeof(buf), "%ld", vap->va_atime.tv_nsec);
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mydprintf("a.ns: %s, ", buf);
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DEFAULTBUF();
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if (vap->va_mtime.tv_sec != (time_t)PUFFS_VNOVAL)
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snprintf(buf, sizeof(buf), "%lld",
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(long long)vap->va_mtime.tv_sec);
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mydprintf("m.s: %s, ", buf);
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DEFAULTBUF();
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if (vap->va_mtime.tv_nsec != (long)PUFFS_VNOVAL)
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snprintf(buf, sizeof(buf), "%ld", vap->va_mtime.tv_nsec);
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mydprintf("m.ns: %s\n", buf);
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DEFAULTBUF();
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if (vap->va_ctime.tv_sec != (time_t)PUFFS_VNOVAL)
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snprintf(buf, sizeof(buf), "%lld",
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(long long)vap->va_ctime.tv_sec);
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mydprintf(DINT DINT "c.s: %s, ", buf);
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DEFAULTBUF();
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if (vap->va_ctime.tv_nsec != (long)PUFFS_VNOVAL)
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snprintf(buf, sizeof(buf), "%ld", vap->va_ctime.tv_nsec);
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mydprintf("c.ns: %s, ", buf);
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DEFAULTBUF();
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if (vap->va_birthtime.tv_sec != (time_t)PUFFS_VNOVAL)
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snprintf(buf, sizeof(buf), "%lld",
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(long long)vap->va_birthtime.tv_sec);
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mydprintf("b.s: %s, ", buf);
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DEFAULTBUF();
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if (vap->va_birthtime.tv_nsec != (long)PUFFS_VNOVAL)
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snprintf(buf, sizeof(buf), "%ld", vap->va_birthtime.tv_nsec);
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mydprintf("b.ns: %s\n", buf);
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DEFAULTBUF();
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if (vap->va_gen != (u_long)PUFFS_VNOVAL)
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snprintf(buf, sizeof(buf), "%lu", vap->va_gen);
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mydprintf(DINT DINT "gen: %s, ", buf);
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DEFAULTBUF();
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if (vap->va_flags != (u_long)PUFFS_VNOVAL)
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snprintf(buf, sizeof(buf), "0x%lx", vap->va_flags);
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mydprintf("flags: %s, ", buf);
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DEFAULTBUF();
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if (vap->va_rdev != (dev_t)PUFFS_VNOVAL)
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snprintf(buf, sizeof(buf), "0x%llx",
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(unsigned long long)vap->va_rdev);
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mydprintf("rdev: %s\n", buf);
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DEFAULTBUF();
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if (vap->va_bytes != (u_quad_t)PUFFS_VNOVAL)
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snprintf(buf, sizeof(buf), "%" PRIu64, vap->va_bytes);
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mydprintf(DINT DINT "bytes: %s, ", buf);
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snprintf(buf, sizeof(buf), "%" PRIu64, vap->va_filerev);
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mydprintf("filerev: %s, ", buf);
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snprintf(buf, sizeof(buf), "0x%x", vap->va_vaflags);
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mydprintf("vaflags: %s\n", buf);
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}
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void
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puffsdump_cookie(puffs_cookie_t c, const char *cookiename)
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{
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mydprintf("%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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mydprintf(DINT "puffs_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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{
|
|
struct puffs_vnmsg_lookup *lookup_msg = (void *)preq;
|
|
|
|
mydprintf(DINT "new %p, type 0x%x, size 0x%"PRIu64", dev 0x%llx\n",
|
|
lookup_msg->pvnr_newnode, lookup_msg->pvnr_vtype,
|
|
lookup_msg->pvnr_size, (unsigned long long)lookup_msg->pvnr_rdev);
|
|
}
|
|
|
|
void
|
|
puffsdump_create(struct puffs_req *preq)
|
|
{
|
|
/* XXX: wrong type, but we know it fits the slot */
|
|
struct puffs_vnmsg_create *create_msg = (void *)preq;
|
|
|
|
dumpattr(&create_msg->pvnr_va);
|
|
}
|
|
|
|
void
|
|
puffsdump_create_rv(struct puffs_req *preq)
|
|
{
|
|
/* XXX: wrong type, but we know it fits the slot */
|
|
struct puffs_vnmsg_create *create_msg = (void *)preq;
|
|
|
|
mydprintf(DINT "new %p\n", create_msg->pvnr_newnode);
|
|
}
|
|
|
|
void
|
|
puffsdump_readwrite(struct puffs_req *preq)
|
|
{
|
|
struct puffs_vnmsg_rw *rw_msg = (void *)preq;
|
|
|
|
mydprintf(DINT "offset: %" PRId64 ", resid %zu, ioflag 0x%x\n",
|
|
rw_msg->pvnr_offset, rw_msg->pvnr_resid, rw_msg->pvnr_ioflag);
|
|
}
|
|
|
|
void
|
|
puffsdump_readwrite_rv(struct puffs_req *preq)
|
|
{
|
|
struct puffs_vnmsg_rw *rw_msg = (void *)preq;
|
|
|
|
mydprintf(DINT "resid after op: %zu\n", rw_msg->pvnr_resid);
|
|
}
|
|
|
|
void
|
|
puffsdump_readdir_rv(struct puffs_req *preq)
|
|
{
|
|
struct puffs_vnmsg_readdir *readdir_msg = (void *)preq;
|
|
|
|
mydprintf(DINT "resid after op: %zu, eofflag %d\n",
|
|
readdir_msg->pvnr_resid, readdir_msg->pvnr_eofflag);
|
|
}
|
|
|
|
void
|
|
puffsdump_open(struct puffs_req *preq)
|
|
{
|
|
struct puffs_vnmsg_open *open_msg = (void *)preq;
|
|
|
|
mydprintf(DINT "mode: 0x%x\n", open_msg->pvnr_mode);
|
|
}
|
|
|
|
void
|
|
puffsdump_targ(struct puffs_req *preq)
|
|
{
|
|
struct puffs_vnmsg_remove *remove_msg = (void *)preq; /* XXX! */
|
|
|
|
mydprintf(DINT "target cookie: %p\n", remove_msg->pvnr_cookie_targ);
|
|
}
|
|
|
|
void
|
|
puffsdump_readdir(struct puffs_req *preq)
|
|
{
|
|
struct puffs_vnmsg_readdir *readdir_msg = (void *)preq;
|
|
|
|
mydprintf(DINT "read offset: %" PRId64 "\n", readdir_msg->pvnr_offset);
|
|
}
|
|
|
|
void
|
|
puffsdump_attr(struct puffs_req *preq)
|
|
{
|
|
struct puffs_vnmsg_setgetattr *attr_msg = (void *)preq;
|
|
|
|
dumpattr(&attr_msg->pvnr_va);
|
|
}
|