1 /* $NetBSD: opdump.c,v 1.18 2007/11/16 14:59:14 pooka Exp $ */ 2 3 /* 4 * Copyright (c) 2005, 2006 Antti Kantee. All Rights Reserved. 5 * 6 * Development of this software was supported by the 7 * Google Summer of Code program and the Ulla Tuominen Foundation. 8 * The Google SoC project was mentored by Bill Studenmund. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS 20 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 21 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 22 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 25 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 32 /* Pretty-printing helper routines for VFS/VOP request contents */ 33 34 /* yes, this is pretty much a mess */ 35 36 #include <sys/cdefs.h> 37 #if !defined(lint) 38 __RCSID("$NetBSD: opdump.c,v 1.18 2007/11/16 14:59:14 pooka Exp $"); 39 #endif /* !lint */ 40 41 #include <sys/types.h> 42 #include <sys/time.h> 43 44 #include <puffs.h> 45 #include <puffsdump.h> 46 #include <stdio.h> 47 48 #include "puffs_priv.h" 49 50 /* XXX! */ 51 const char *vfsop_revmap[] = { 52 "PUFFS_VFS_MOUNT", 53 "PUFFS_VFS_START", 54 "PUFFS_VFS_UNMOUNT", 55 "PUFFS_VFS_ROOT", 56 "PUFFS_VFS_STATVFS", 57 "PUFFS_VFS_SYNC", 58 "PUFFS_VFS_VGET", 59 "PUFFS_VFS_FHTOVP", 60 "PUFFS_VFS_VPTOFH", 61 "PUFFS_VFS_INIT", 62 "PUFFS_VFS_DONE", 63 "PUFFS_VFS_SNAPSHOT", 64 "PUFFS_VFS_EXTATTCTL", 65 "PUFFS_VFS_SUSPEND" 66 }; 67 /* XXX! */ 68 const char *vnop_revmap[] = { 69 "PUFFS_VN_LOOKUP", 70 "PUFFS_VN_CREATE", 71 "PUFFS_VN_MKNOD", 72 "PUFFS_VN_OPEN", 73 "PUFFS_VN_CLOSE", 74 "PUFFS_VN_ACCESS", 75 "PUFFS_VN_GETATTR", 76 "PUFFS_VN_SETATTR", 77 "PUFFS_VN_READ", 78 "PUFFS_VN_WRITE", 79 "PUFFS_VN_IOCTL", 80 "PUFFS_VN_FCNTL", 81 "PUFFS_VN_POLL", 82 "PUFFS_VN_KQFILTER", 83 "PUFFS_VN_REVOKE", 84 "PUFFS_VN_MMAP", 85 "PUFFS_VN_FSYNC", 86 "PUFFS_VN_SEEK", 87 "PUFFS_VN_REMOVE", 88 "PUFFS_VN_LINK", 89 "PUFFS_VN_RENAME", 90 "PUFFS_VN_MKDIR", 91 "PUFFS_VN_RMDIR", 92 "PUFFS_VN_SYMLINK", 93 "PUFFS_VN_READDIR", 94 "PUFFS_VN_READLINK", 95 "PUFFS_VN_ABORTOP", 96 "PUFFS_VN_INACTIVE", 97 "PUFFS_VN_RECLAIM", 98 "PUFFS_VN_LOCK", 99 "PUFFS_VN_UNLOCK", 100 "PUFFS_VN_BMAP", 101 "PUFFS_VN_STRATEGY", 102 "PUFFS_VN_PRINT", 103 "PUFFS_VN_ISLOCKED", 104 "PUFFS_VN_PATHCONF", 105 "PUFFS_VN_ADVLOCK", 106 "PUFFS_VN_LEASE", 107 "PUFFS_VN_WHITEOUT", 108 "PUFFS_VN_GETPAGES", 109 "PUFFS_VN_PUTPAGES", 110 "PUFFS_VN_BWRITE", 111 "PUFFS_VN_GETEXTATTR", 112 "PUFFS_VN_LISTEXTATTR", 113 "PUFFS_VN_OPENEXTATTR", 114 "PUFFS_VN_DELETEEXTATTR", 115 "PUFFS_VN_SETEXTATTR", 116 }; 117 /* XXX! */ 118 const char *cacheop_revmap[] = { 119 "PUFFS_CACHE_WRITE" 120 }; 121 /* XXX! */ 122 const char *errnot_revmap[] = { 123 "PUFFS_ERR_MAKENODE", 124 "PUFFS_ERR_LOOKUP", 125 "PUFFS_ERR_READDIR", 126 "PUFFS_ERR_READLINK", 127 "PUFFS_ERR_READ", 128 "PUFFS_ERR_WRITE", 129 "PUFFS_ERR_VPTOFH" 130 }; 131 132 void 133 puffsdump_req(struct puffs_req *preq) 134 { 135 static struct timeval tv_prev; 136 struct timeval tv_now, tv; 137 const char **map; 138 int isvn = 0; 139 140 map = NULL; /* yes, we are all interested in your opinion, gcc */ 141 switch (PUFFSOP_OPCLASS(preq->preq_opclass)) { 142 case PUFFSOP_VFS: 143 map = vfsop_revmap; 144 break; 145 case PUFFSOP_VN: 146 map = vnop_revmap; 147 isvn = 1; 148 break; 149 case PUFFSOP_CACHE: 150 map = cacheop_revmap; 151 break; 152 case PUFFSOP_ERROR: 153 map = errnot_revmap; 154 break; 155 } 156 157 printf("\treqid: %" PRIu64 ", opclass %d%s, optype: %s, " 158 "cookie: %p,\n\t\taux: %p, auxlen: %zu, pid: %d, lwpid: %d\n", 159 preq->preq_id, PUFFSOP_OPCLASS(preq->preq_opclass), 160 PUFFSOP_WANTREPLY(preq->preq_opclass) ? "" : " (FAF)", 161 map[preq->preq_optype], preq->preq_cookie, 162 preq->preq_buf, preq->preq_buflen, 163 preq->preq_pid, preq->preq_lid); 164 165 if (isvn) { 166 switch (preq->preq_optype) { 167 case PUFFS_VN_LOOKUP: 168 puffsdump_lookup(preq); 169 break; 170 case PUFFS_VN_READ: 171 case PUFFS_VN_WRITE: 172 puffsdump_readwrite(preq); 173 break; 174 default: 175 break; 176 } 177 } 178 179 PU_LOCK(); 180 gettimeofday(&tv_now, NULL); 181 timersub(&tv_now, &tv_prev, &tv); 182 printf("\t\tsince previous call: %ld.%06ld\n", tv.tv_sec, tv.tv_usec); 183 gettimeofday(&tv_prev, NULL); 184 PU_UNLOCK(); 185 } 186 187 void 188 puffsdump_rv(struct puffs_req *preq) 189 { 190 191 if (PUFFSOP_OPCLASS(preq->preq_opclass) == PUFFSOP_VN) { 192 switch (preq->preq_optype) { 193 case PUFFS_VN_LOOKUP: 194 puffsdump_lookup_rv(preq); 195 break; 196 default: 197 break; 198 } 199 } 200 201 printf("\tRV reqid: %" PRIu64 ", result: %d %s\n", 202 preq->preq_id, preq->preq_rv, 203 preq->preq_rv ? strerror(preq->preq_rv) : ""); 204 } 205 206 void 207 puffsdump_cookie(void *c, const char *cookiename) 208 { 209 210 printf("\t%scookie: at %p\n", cookiename, c); 211 } 212 213 static const char *cn_opnames[] = { 214 "LOOKUP", 215 "CREATE", 216 "DELETE", 217 "RENAME" 218 }; 219 220 void 221 puffsdump_cn(struct puffs_kcn *pkcn) 222 { 223 224 printf("\t\tpuffs_cn: \"%s\", len %zu op %s (flags 0x%x)\n", 225 pkcn->pkcn_name, pkcn->pkcn_namelen, 226 cn_opnames[pkcn->pkcn_nameiop & NAMEI_OPMASK], 227 pkcn->pkcn_flags); 228 } 229 230 void 231 puffsdump_lookup(struct puffs_req *preq) 232 { 233 struct puffs_vnmsg_lookup *lookup_msg = (void *)preq; 234 235 puffsdump_cn(&lookup_msg->pvnr_cn); 236 } 237 238 void 239 puffsdump_lookup_rv(struct puffs_req *preq) 240 { 241 struct puffs_vnmsg_lookup *lookup_msg = (void *)preq; 242 243 printf("\t\tnew node %p, type 0x%x,\n\t\tsize 0x%"PRIu64", dev 0x%x\n", 244 lookup_msg->pvnr_newnode, lookup_msg->pvnr_vtype, 245 lookup_msg->pvnr_size, lookup_msg->pvnr_rdev); 246 } 247 248 void 249 puffsdump_readwrite(struct puffs_req *preq) 250 { 251 struct puffs_vnmsg_rw *rw_msg = (void *)preq; 252 253 printf("\t\toffset: %" PRId64 ", resid %zu, ioflag 0x%x\n", 254 rw_msg->pvnr_offset, rw_msg->pvnr_resid, rw_msg->pvnr_ioflag); 255 } 256 257 void 258 /*ARGSUSED*/ 259 puffsdump_creds(struct puffs_cred *pcr) 260 { 261 262 } 263 264 void 265 puffsdump_int(int value, const char *name) 266 { 267 268 printf("\tint (%s): %d\n", name, value); 269 } 270