fstat.c revision 53133
11590Srgrimes/*- 21590Srgrimes * Copyright (c) 1988, 1993 31590Srgrimes * The Regents of the University of California. All rights reserved. 41590Srgrimes * 51590Srgrimes * Redistribution and use in source and binary forms, with or without 61590Srgrimes * modification, are permitted provided that the following conditions 71590Srgrimes * are met: 81590Srgrimes * 1. Redistributions of source code must retain the above copyright 91590Srgrimes * notice, this list of conditions and the following disclaimer. 101590Srgrimes * 2. Redistributions in binary form must reproduce the above copyright 111590Srgrimes * notice, this list of conditions and the following disclaimer in the 121590Srgrimes * documentation and/or other materials provided with the distribution. 131590Srgrimes * 3. All advertising materials mentioning features or use of this software 141590Srgrimes * must display the following acknowledgement: 151590Srgrimes * This product includes software developed by the University of 161590Srgrimes * California, Berkeley and its contributors. 171590Srgrimes * 4. Neither the name of the University nor the names of its contributors 181590Srgrimes * may be used to endorse or promote products derived from this software 191590Srgrimes * without specific prior written permission. 201590Srgrimes * 211590Srgrimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 221590Srgrimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 231590Srgrimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 241590Srgrimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 251590Srgrimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 261590Srgrimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 271590Srgrimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 281590Srgrimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 291590Srgrimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 301590Srgrimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 311590Srgrimes * SUCH DAMAGE. 321590Srgrimes */ 331590Srgrimes 341590Srgrimes#ifndef lint 3527272Scharnierstatic const char copyright[] = 361590Srgrimes"@(#) Copyright (c) 1988, 1993\n\ 371590Srgrimes The Regents of the University of California. All rights reserved.\n"; 381590Srgrimes#endif /* not lint */ 391590Srgrimes 401590Srgrimes#ifndef lint 4127272Scharnier#if 0 4223693Speterstatic char sccsid[] = "@(#)fstat.c 8.3 (Berkeley) 5/2/95"; 4327272Scharnier#endif 4427272Scharnierstatic const char rcsid[] = 4550477Speter "$FreeBSD: head/usr.bin/fstat/fstat.c 53133 1999-11-13 21:13:25Z green $"; 461590Srgrimes#endif /* not lint */ 471590Srgrimes 481590Srgrimes#include <sys/param.h> 491590Srgrimes#include <sys/time.h> 501590Srgrimes#include <sys/proc.h> 511590Srgrimes#include <sys/user.h> 521590Srgrimes#include <sys/stat.h> 531590Srgrimes#include <sys/vnode.h> 541590Srgrimes#include <sys/socket.h> 551590Srgrimes#include <sys/socketvar.h> 561590Srgrimes#include <sys/domain.h> 571590Srgrimes#include <sys/protosw.h> 5836110Smarkm#include <sys/un.h> 591590Srgrimes#include <sys/unpcb.h> 601590Srgrimes#include <sys/sysctl.h> 611590Srgrimes#include <sys/filedesc.h> 627726Sdg#include <sys/queue.h> 6317808Speter#include <sys/pipe.h> 6453133Sgreen#include <sys/conf.h> 651590Srgrimes#define KERNEL 661590Srgrimes#include <sys/file.h> 671590Srgrimes#include <ufs/ufs/quota.h> 681590Srgrimes#include <ufs/ufs/inode.h> 691590Srgrimes#undef KERNEL 701590Srgrimes#include <sys/mount.h> 719336Sdfr#include <nfs/nfsproto.h> 721590Srgrimes#include <nfs/rpcv2.h> 731590Srgrimes#include <nfs/nfs.h> 741590Srgrimes#include <nfs/nfsnode.h> 751590Srgrimes 761590Srgrimes#include <net/route.h> 771590Srgrimes#include <netinet/in.h> 781590Srgrimes#include <netinet/in_systm.h> 791590Srgrimes#include <netinet/ip.h> 801590Srgrimes#include <netinet/in_pcb.h> 811590Srgrimes 821590Srgrimes#include <ctype.h> 8327272Scharnier#include <err.h> 8418570Sbde#include <fcntl.h> 851590Srgrimes#include <kvm.h> 8623693Speter#include <limits.h> 871590Srgrimes#include <nlist.h> 881590Srgrimes#include <paths.h> 891590Srgrimes#include <pwd.h> 901590Srgrimes#include <stdio.h> 911590Srgrimes#include <stdlib.h> 921590Srgrimes#include <string.h> 9323693Speter#include <unistd.h> 9448463Sru#include <netdb.h> 951590Srgrimes 961590Srgrimes#define TEXT -1 971590Srgrimes#define CDIR -2 981590Srgrimes#define RDIR -3 991590Srgrimes#define TRACE -4 1001590Srgrimes 1011590Srgrimestypedef struct devs { 1021590Srgrimes struct devs *next; 1031590Srgrimes long fsid; 1041590Srgrimes ino_t ino; 1051590Srgrimes char *name; 1061590Srgrimes} DEVS; 1071590SrgrimesDEVS *devs; 1081590Srgrimes 1091590Srgrimesstruct filestat { 1101590Srgrimes long fsid; 1111590Srgrimes long fileid; 1121590Srgrimes mode_t mode; 1131590Srgrimes u_long size; 1141590Srgrimes dev_t rdev; 1151590Srgrimes}; 1161590Srgrimes 1171590Srgrimes#ifdef notdef 1181590Srgrimesstruct nlist nl[] = { 1191590Srgrimes { "" }, 1201590Srgrimes}; 1211590Srgrimes#endif 1221590Srgrimes 1231590Srgrimesint fsflg, /* show files on same filesystem as file(s) argument */ 1241590Srgrimes pflg, /* show files open by a particular pid */ 1251590Srgrimes uflg; /* show files open by a particular (effective) user */ 1261590Srgrimesint checkfile; /* true if restricting to particular files or filesystems */ 1271590Srgrimesint nflg; /* (numerical) display f.s. and rdev as dev_t */ 1281590Srgrimesint vflg; /* display errors in locating kernel data objects etc... */ 1291590Srgrimes 1301590Srgrimes#define dprintf if (vflg) fprintf 1311590Srgrimes 1321590Srgrimesstruct file **ofiles; /* buffer of pointers to file structures */ 1331590Srgrimesint maxfiles; 1341590Srgrimes#define ALLOC_OFILES(d) \ 1351590Srgrimes if ((d) > maxfiles) { \ 1361590Srgrimes free(ofiles); \ 1371590Srgrimes ofiles = malloc((d) * sizeof(struct file *)); \ 1381590Srgrimes if (ofiles == NULL) { \ 13927272Scharnier err(1, NULL); \ 1401590Srgrimes } \ 1411590Srgrimes maxfiles = (d); \ 1421590Srgrimes } 1431590Srgrimes 1441590Srgrimes/* 1458874Srgrimes * a kvm_read that returns true if everything is read 1461590Srgrimes */ 1471590Srgrimes#define KVM_READ(kaddr, paddr, len) \ 1481590Srgrimes (kvm_read(kd, (u_long)(kaddr), (char *)(paddr), (len)) == (len)) 1491590Srgrimes 1501590Srgrimeskvm_t *kd; 1511590Srgrimes 15217808Spetervoid dofiles __P((struct kinfo_proc *kp)); 15317808Spetervoid vtrans __P((struct vnode *vp, int i, int flag)); 15417808Speterint ufs_filestat __P((struct vnode *vp, struct filestat *fsp)); 15517808Speterint nfs_filestat __P((struct vnode *vp, struct filestat *fsp)); 15617808Speterchar *getmnton __P((struct mount *m)); 15717808Spetervoid pipetrans __P((struct pipe *pi, int i, int flag)); 15817808Spetervoid socktrans __P((struct socket *sock, int i)); 15917808Spetervoid getinetproto __P((int number)); 16017808Speterint getfname __P((char *filename)); 16153133Sgreenudev_t dev2udev __P((dev_t dev)); 16217808Spetervoid usage __P((void)); 1631590Srgrimes 16417808Speter 16517808Speterint 1661590Srgrimesmain(argc, argv) 1671590Srgrimes int argc; 1681590Srgrimes char **argv; 1691590Srgrimes{ 1701590Srgrimes register struct passwd *passwd; 1711590Srgrimes struct kinfo_proc *p, *plast; 1721590Srgrimes int arg, ch, what; 1731590Srgrimes char *memf, *nlistf; 17423693Speter char buf[_POSIX2_LINE_MAX]; 1751590Srgrimes int cnt; 1761590Srgrimes 1771590Srgrimes arg = 0; 1781590Srgrimes what = KERN_PROC_ALL; 1791590Srgrimes nlistf = memf = NULL; 18029592Sdima while ((ch = getopt(argc, argv, "fnp:u:vN:M:")) != -1) 1811590Srgrimes switch((char)ch) { 1821590Srgrimes case 'f': 1831590Srgrimes fsflg = 1; 1841590Srgrimes break; 1851590Srgrimes case 'M': 1861590Srgrimes memf = optarg; 1871590Srgrimes break; 1881590Srgrimes case 'N': 1891590Srgrimes nlistf = optarg; 1901590Srgrimes break; 1911590Srgrimes case 'n': 1921590Srgrimes nflg = 1; 1931590Srgrimes break; 1941590Srgrimes case 'p': 1951590Srgrimes if (pflg++) 1961590Srgrimes usage(); 1971590Srgrimes if (!isdigit(*optarg)) { 19827311Scharnier warnx("-p requires a process id"); 1991590Srgrimes usage(); 2001590Srgrimes } 2011590Srgrimes what = KERN_PROC_PID; 2021590Srgrimes arg = atoi(optarg); 2031590Srgrimes break; 2041590Srgrimes case 'u': 2051590Srgrimes if (uflg++) 2061590Srgrimes usage(); 20727272Scharnier if (!(passwd = getpwnam(optarg))) 20827272Scharnier errx(1, "%s: unknown uid", optarg); 2091590Srgrimes what = KERN_PROC_UID; 2101590Srgrimes arg = passwd->pw_uid; 2111590Srgrimes break; 2121590Srgrimes case 'v': 2131590Srgrimes vflg = 1; 2141590Srgrimes break; 2151590Srgrimes case '?': 2161590Srgrimes default: 2171590Srgrimes usage(); 2181590Srgrimes } 2191590Srgrimes 2201590Srgrimes if (*(argv += optind)) { 2211590Srgrimes for (; *argv; ++argv) { 2221590Srgrimes if (getfname(*argv)) 2231590Srgrimes checkfile = 1; 2241590Srgrimes } 2251590Srgrimes if (!checkfile) /* file(s) specified, but none accessable */ 2261590Srgrimes exit(1); 2271590Srgrimes } 2281590Srgrimes 2291590Srgrimes ALLOC_OFILES(256); /* reserve space for file pointers */ 2301590Srgrimes 2318874Srgrimes if (fsflg && !checkfile) { 2321590Srgrimes /* -f with no files means use wd */ 2331590Srgrimes if (getfname(".") == 0) 2341590Srgrimes exit(1); 2351590Srgrimes checkfile = 1; 2361590Srgrimes } 2371590Srgrimes 2381590Srgrimes /* 2391590Srgrimes * Discard setgid privileges if not the running kernel so that bad 2401590Srgrimes * guys can't print interesting stuff from kernel memory. 2411590Srgrimes */ 2421590Srgrimes if (nlistf != NULL || memf != NULL) 2431590Srgrimes setgid(getgid()); 2441590Srgrimes 24527272Scharnier if ((kd = kvm_openfiles(nlistf, memf, NULL, O_RDONLY, buf)) == NULL) 24627272Scharnier errx(1, "%s", buf); 2471590Srgrimes#ifdef notdef 24827272Scharnier if (kvm_nlist(kd, nl) != 0) 24927272Scharnier errx(1, "no namelist: %s", kvm_geterr(kd)); 2501590Srgrimes#endif 25127272Scharnier if ((p = kvm_getprocs(kd, what, arg, &cnt)) == NULL) 25227272Scharnier errx(1, "%s", kvm_geterr(kd)); 2531590Srgrimes if (nflg) 2541590Srgrimes printf("%s", 2551590Srgrimes"USER CMD PID FD DEV INUM MODE SZ|DV R/W"); 2561590Srgrimes else 2571590Srgrimes printf("%s", 2581590Srgrimes"USER CMD PID FD MOUNT INUM MODE SZ|DV R/W"); 2591590Srgrimes if (checkfile && fsflg == 0) 2601590Srgrimes printf(" NAME\n"); 2611590Srgrimes else 2621590Srgrimes putchar('\n'); 2631590Srgrimes 2641590Srgrimes for (plast = &p[cnt]; p < plast; ++p) { 2651590Srgrimes if (p->kp_proc.p_stat == SZOMB) 2661590Srgrimes continue; 2671590Srgrimes dofiles(p); 2681590Srgrimes } 2691590Srgrimes exit(0); 2701590Srgrimes} 2711590Srgrimes 2721590Srgrimeschar *Uname, *Comm; 2731590Srgrimesint Pid; 2741590Srgrimes 2751590Srgrimes#define PREFIX(i) printf("%-8.8s %-10s %5d", Uname, Comm, Pid); \ 2761590Srgrimes switch(i) { \ 2771590Srgrimes case TEXT: \ 2781590Srgrimes printf(" text"); \ 2791590Srgrimes break; \ 2801590Srgrimes case CDIR: \ 2811590Srgrimes printf(" wd"); \ 2821590Srgrimes break; \ 2831590Srgrimes case RDIR: \ 2841590Srgrimes printf(" root"); \ 2851590Srgrimes break; \ 2861590Srgrimes case TRACE: \ 2871590Srgrimes printf(" tr"); \ 2881590Srgrimes break; \ 2891590Srgrimes default: \ 2901590Srgrimes printf(" %4d", i); \ 2911590Srgrimes break; \ 2921590Srgrimes } 2931590Srgrimes 2941590Srgrimes/* 2951590Srgrimes * print open files attributed to this process 2961590Srgrimes */ 2971590Srgrimesvoid 2981590Srgrimesdofiles(kp) 2991590Srgrimes struct kinfo_proc *kp; 3001590Srgrimes{ 30127272Scharnier int i; 3021590Srgrimes struct file file; 3031590Srgrimes struct filedesc0 filed0; 3041590Srgrimes#define filed filed0.fd_fd 3051590Srgrimes struct proc *p = &kp->kp_proc; 3061590Srgrimes struct eproc *ep = &kp->kp_eproc; 3071590Srgrimes 3081590Srgrimes Uname = user_from_uid(ep->e_ucred.cr_uid, 0); 3091590Srgrimes Pid = p->p_pid; 3101590Srgrimes Comm = p->p_comm; 3111590Srgrimes 3121590Srgrimes if (p->p_fd == NULL) 3131590Srgrimes return; 3141590Srgrimes if (!KVM_READ(p->p_fd, &filed0, sizeof (filed0))) { 31537453Sbde dprintf(stderr, "can't read filedesc at %p for pid %d\n", 31637453Sbde (void *)p->p_fd, Pid); 3171590Srgrimes return; 3181590Srgrimes } 3191590Srgrimes /* 3201590Srgrimes * root directory vnode, if one 3211590Srgrimes */ 3221590Srgrimes if (filed.fd_rdir) 3231590Srgrimes vtrans(filed.fd_rdir, RDIR, FREAD); 3241590Srgrimes /* 3251590Srgrimes * current working directory vnode 3261590Srgrimes */ 3271590Srgrimes vtrans(filed.fd_cdir, CDIR, FREAD); 3281590Srgrimes /* 3291590Srgrimes * ktrace vnode, if one 3301590Srgrimes */ 3311590Srgrimes if (p->p_tracep) 3321590Srgrimes vtrans(p->p_tracep, TRACE, FREAD|FWRITE); 3331590Srgrimes /* 33417813Speter * text vnode, if one 33517813Speter */ 33617813Speter if (p->p_textvp) 33717813Speter vtrans(p->p_textvp, TEXT, FREAD); 33817813Speter /* 3391590Srgrimes * open files 3401590Srgrimes */ 3411590Srgrimes#define FPSIZE (sizeof (struct file *)) 3421590Srgrimes ALLOC_OFILES(filed.fd_lastfile+1); 3431590Srgrimes if (filed.fd_nfiles > NDFILE) { 3441590Srgrimes if (!KVM_READ(filed.fd_ofiles, ofiles, 3451590Srgrimes (filed.fd_lastfile+1) * FPSIZE)) { 3461590Srgrimes dprintf(stderr, 34737453Sbde "can't read file structures at %p for pid %d\n", 34837453Sbde (void *)filed.fd_ofiles, Pid); 3491590Srgrimes return; 3501590Srgrimes } 3511590Srgrimes } else 3521590Srgrimes bcopy(filed0.fd_dfiles, ofiles, (filed.fd_lastfile+1) * FPSIZE); 3531590Srgrimes for (i = 0; i <= filed.fd_lastfile; i++) { 3541590Srgrimes if (ofiles[i] == NULL) 3551590Srgrimes continue; 3561590Srgrimes if (!KVM_READ(ofiles[i], &file, sizeof (struct file))) { 35737453Sbde dprintf(stderr, "can't read file %d at %p for pid %d\n", 35837453Sbde i, (void *)ofiles[i], Pid); 3591590Srgrimes continue; 3601590Srgrimes } 3611590Srgrimes if (file.f_type == DTYPE_VNODE) 3621590Srgrimes vtrans((struct vnode *)file.f_data, i, file.f_flag); 3631590Srgrimes else if (file.f_type == DTYPE_SOCKET) { 3641590Srgrimes if (checkfile == 0) 3651590Srgrimes socktrans((struct socket *)file.f_data, i); 3661590Srgrimes } 36717808Speter#ifdef DTYPE_PIPE 36817808Speter else if (file.f_type == DTYPE_PIPE) { 36917808Speter if (checkfile == 0) 37017808Speter pipetrans((struct pipe *)file.f_data, i, 37117808Speter file.f_flag); 37217808Speter } 37317808Speter#endif 3741590Srgrimes else { 3758874Srgrimes dprintf(stderr, 3761590Srgrimes "unknown file type %d for file %d of pid %d\n", 3771590Srgrimes file.f_type, i, Pid); 3781590Srgrimes } 3791590Srgrimes } 3801590Srgrimes} 3811590Srgrimes 3821590Srgrimesvoid 3831590Srgrimesvtrans(vp, i, flag) 3841590Srgrimes struct vnode *vp; 3851590Srgrimes int i; 3861590Srgrimes int flag; 3871590Srgrimes{ 3881590Srgrimes struct vnode vn; 3891590Srgrimes struct filestat fst; 3901590Srgrimes char rw[3], mode[15]; 3911590Srgrimes char *badtype = NULL, *filename, *getmnton(); 3921590Srgrimes 3931590Srgrimes filename = badtype = NULL; 3941590Srgrimes if (!KVM_READ(vp, &vn, sizeof (struct vnode))) { 39537453Sbde dprintf(stderr, "can't read vnode at %p for pid %d\n", 39637453Sbde (void *)vp, Pid); 3971590Srgrimes return; 3981590Srgrimes } 3991590Srgrimes if (vn.v_type == VNON || vn.v_tag == VT_NON) 4001590Srgrimes badtype = "none"; 4011590Srgrimes else if (vn.v_type == VBAD) 4021590Srgrimes badtype = "bad"; 4031590Srgrimes else 4041590Srgrimes switch (vn.v_tag) { 4051590Srgrimes case VT_UFS: 4061590Srgrimes if (!ufs_filestat(&vn, &fst)) 4071590Srgrimes badtype = "error"; 4081590Srgrimes break; 4091590Srgrimes case VT_MFS: 4101590Srgrimes if (!ufs_filestat(&vn, &fst)) 4111590Srgrimes badtype = "error"; 4121590Srgrimes break; 4131590Srgrimes case VT_NFS: 4141590Srgrimes if (!nfs_filestat(&vn, &fst)) 4151590Srgrimes badtype = "error"; 4161590Srgrimes break; 4171590Srgrimes default: { 4181590Srgrimes static char unknown[10]; 4191590Srgrimes sprintf(badtype = unknown, "?(%x)", vn.v_tag); 4201590Srgrimes break;; 4211590Srgrimes } 4221590Srgrimes } 4231590Srgrimes if (checkfile) { 4241590Srgrimes int fsmatch = 0; 4251590Srgrimes register DEVS *d; 4261590Srgrimes 4271590Srgrimes if (badtype) 4281590Srgrimes return; 4291590Srgrimes for (d = devs; d != NULL; d = d->next) 4301590Srgrimes if (d->fsid == fst.fsid) { 4311590Srgrimes fsmatch = 1; 4321590Srgrimes if (d->ino == fst.fileid) { 4331590Srgrimes filename = d->name; 4341590Srgrimes break; 4351590Srgrimes } 4361590Srgrimes } 4371590Srgrimes if (fsmatch == 0 || (filename == NULL && fsflg == 0)) 4381590Srgrimes return; 4391590Srgrimes } 4401590Srgrimes PREFIX(i); 4411590Srgrimes if (badtype) { 4421590Srgrimes (void)printf(" - - %10s -\n", badtype); 4431590Srgrimes return; 4441590Srgrimes } 4451590Srgrimes if (nflg) 4461590Srgrimes (void)printf(" %2d,%-2d", major(fst.fsid), minor(fst.fsid)); 4471590Srgrimes else 4481590Srgrimes (void)printf(" %-8s", getmnton(vn.v_mount)); 4491590Srgrimes if (nflg) 4501590Srgrimes (void)sprintf(mode, "%o", fst.mode); 4511590Srgrimes else 4521590Srgrimes strmode(fst.mode, mode); 45337453Sbde (void)printf(" %6ld %10s", fst.fileid, mode); 4541590Srgrimes switch (vn.v_type) { 4551590Srgrimes case VBLK: 4561590Srgrimes case VCHR: { 4571590Srgrimes char *name; 4581590Srgrimes 4598874Srgrimes if (nflg || ((name = devname(fst.rdev, vn.v_type == VCHR ? 4601590Srgrimes S_IFCHR : S_IFBLK)) == NULL)) 4611590Srgrimes printf(" %2d,%-2d", major(fst.rdev), minor(fst.rdev)); 4621590Srgrimes else 4631590Srgrimes printf(" %6s", name); 4641590Srgrimes break; 4651590Srgrimes } 4661590Srgrimes default: 46728948Salex printf(" %6lu", fst.size); 4681590Srgrimes } 4691590Srgrimes rw[0] = '\0'; 4701590Srgrimes if (flag & FREAD) 4711590Srgrimes strcat(rw, "r"); 4721590Srgrimes if (flag & FWRITE) 4731590Srgrimes strcat(rw, "w"); 4741590Srgrimes printf(" %2s", rw); 4751590Srgrimes if (filename && !fsflg) 4761590Srgrimes printf(" %s", filename); 4771590Srgrimes putchar('\n'); 4781590Srgrimes} 4791590Srgrimes 4801590Srgrimesint 4811590Srgrimesufs_filestat(vp, fsp) 4821590Srgrimes struct vnode *vp; 4831590Srgrimes struct filestat *fsp; 4841590Srgrimes{ 4851590Srgrimes struct inode inode; 4861590Srgrimes 4871590Srgrimes if (!KVM_READ(VTOI(vp), &inode, sizeof (inode))) { 48837453Sbde dprintf(stderr, "can't read inode at %p for pid %d\n", 48937453Sbde (void *)VTOI(vp), Pid); 4901590Srgrimes return 0; 4911590Srgrimes } 49253133Sgreen /* 49353133Sgreen * The st_dev from stat(2) is a udev_t. These kernel structures 49453133Sgreen * contain dev_t structures. We need to convert to udev to make 49553133Sgreen * comparisons 49653133Sgreen */ 49753133Sgreen fsp->fsid = dev2udev(inode.i_dev) & 0xffff; 4981590Srgrimes fsp->fileid = (long)inode.i_number; 4991590Srgrimes fsp->mode = (mode_t)inode.i_mode; 5001590Srgrimes fsp->size = (u_long)inode.i_size; 5011590Srgrimes fsp->rdev = inode.i_rdev; 5021590Srgrimes 5031590Srgrimes return 1; 5041590Srgrimes} 5051590Srgrimes 5061590Srgrimesint 5071590Srgrimesnfs_filestat(vp, fsp) 5081590Srgrimes struct vnode *vp; 5091590Srgrimes struct filestat *fsp; 5101590Srgrimes{ 5111590Srgrimes struct nfsnode nfsnode; 5121590Srgrimes register mode_t mode; 5131590Srgrimes 5141590Srgrimes if (!KVM_READ(VTONFS(vp), &nfsnode, sizeof (nfsnode))) { 51537453Sbde dprintf(stderr, "can't read nfsnode at %p for pid %d\n", 51637453Sbde (void *)VTONFS(vp), Pid); 5171590Srgrimes return 0; 5181590Srgrimes } 5191590Srgrimes fsp->fsid = nfsnode.n_vattr.va_fsid; 5201590Srgrimes fsp->fileid = nfsnode.n_vattr.va_fileid; 5211590Srgrimes fsp->size = nfsnode.n_size; 5221590Srgrimes fsp->rdev = nfsnode.n_vattr.va_rdev; 5231590Srgrimes mode = (mode_t)nfsnode.n_vattr.va_mode; 5241590Srgrimes switch (vp->v_type) { 5251590Srgrimes case VREG: 5261590Srgrimes mode |= S_IFREG; 5271590Srgrimes break; 5281590Srgrimes case VDIR: 5291590Srgrimes mode |= S_IFDIR; 5301590Srgrimes break; 5311590Srgrimes case VBLK: 5321590Srgrimes mode |= S_IFBLK; 5331590Srgrimes break; 5341590Srgrimes case VCHR: 5351590Srgrimes mode |= S_IFCHR; 5361590Srgrimes break; 5371590Srgrimes case VLNK: 5381590Srgrimes mode |= S_IFLNK; 5391590Srgrimes break; 5401590Srgrimes case VSOCK: 5411590Srgrimes mode |= S_IFSOCK; 5421590Srgrimes break; 5431590Srgrimes case VFIFO: 5441590Srgrimes mode |= S_IFIFO; 5451590Srgrimes break; 54648463Sru case VNON: 54748463Sru case VBAD: 54848463Sru return 0; 5491590Srgrimes }; 5501590Srgrimes fsp->mode = mode; 5511590Srgrimes 5521590Srgrimes return 1; 5531590Srgrimes} 5541590Srgrimes 5551590Srgrimes 5561590Srgrimeschar * 5571590Srgrimesgetmnton(m) 5581590Srgrimes struct mount *m; 5591590Srgrimes{ 5601590Srgrimes static struct mount mount; 5611590Srgrimes static struct mtab { 5621590Srgrimes struct mtab *next; 5631590Srgrimes struct mount *m; 5641590Srgrimes char mntonname[MNAMELEN]; 5651590Srgrimes } *mhead = NULL; 5661590Srgrimes register struct mtab *mt; 5671590Srgrimes 5681590Srgrimes for (mt = mhead; mt != NULL; mt = mt->next) 5691590Srgrimes if (m == mt->m) 5701590Srgrimes return (mt->mntonname); 5711590Srgrimes if (!KVM_READ(m, &mount, sizeof(struct mount))) { 57237453Sbde warnx("can't read mount table at %p", (void *)m); 5731590Srgrimes return (NULL); 5741590Srgrimes } 57527272Scharnier if ((mt = malloc(sizeof (struct mtab))) == NULL) 57627272Scharnier err(1, NULL); 5771590Srgrimes mt->m = m; 5781590Srgrimes bcopy(&mount.mnt_stat.f_mntonname[0], &mt->mntonname[0], MNAMELEN); 5791590Srgrimes mt->next = mhead; 5801590Srgrimes mhead = mt; 5811590Srgrimes return (mt->mntonname); 5821590Srgrimes} 5831590Srgrimes 5841590Srgrimesvoid 58517808Speterpipetrans(pi, i, flag) 58617808Speter struct pipe *pi; 58717808Speter int i; 58817808Speter int flag; 58917808Speter{ 59017808Speter struct pipe pip; 59117808Speter char rw[3]; 59217808Speter 59317808Speter PREFIX(i); 59417808Speter 59517808Speter /* fill in socket */ 59617808Speter if (!KVM_READ(pi, &pip, sizeof(struct pipe))) { 59737453Sbde dprintf(stderr, "can't read pipe at %p\n", (void *)pi); 59817808Speter goto bad; 59917808Speter } 60017808Speter 60117808Speter printf("* pipe %8x <-> %8x", (int)pi, (int)pip.pipe_peer); 60217808Speter printf(" %6d", (int)pip.pipe_buffer.cnt); 60317808Speter rw[0] = '\0'; 60417808Speter if (flag & FREAD) 60517808Speter strcat(rw, "r"); 60617808Speter if (flag & FWRITE) 60717808Speter strcat(rw, "w"); 60817808Speter printf(" %2s", rw); 60917808Speter putchar('\n'); 61017808Speter return; 61117808Speter 61217808Speterbad: 61317808Speter printf("* error\n"); 61417808Speter} 61517808Speter 61617808Spetervoid 6171590Srgrimessocktrans(sock, i) 6181590Srgrimes struct socket *sock; 6191590Srgrimes int i; 6201590Srgrimes{ 6211590Srgrimes static char *stypename[] = { 6221590Srgrimes "unused", /* 0 */ 6231590Srgrimes "stream", /* 1 */ 6241590Srgrimes "dgram", /* 2 */ 6251590Srgrimes "raw", /* 3 */ 6261590Srgrimes "rdm", /* 4 */ 6271590Srgrimes "seqpak" /* 5 */ 6281590Srgrimes }; 6291590Srgrimes#define STYPEMAX 5 6301590Srgrimes struct socket so; 6311590Srgrimes struct protosw proto; 6321590Srgrimes struct domain dom; 6331590Srgrimes struct inpcb inpcb; 6341590Srgrimes struct unpcb unpcb; 6351590Srgrimes int len; 6361590Srgrimes char dname[32], *strcpy(); 6371590Srgrimes 6381590Srgrimes PREFIX(i); 6391590Srgrimes 6401590Srgrimes /* fill in socket */ 6411590Srgrimes if (!KVM_READ(sock, &so, sizeof(struct socket))) { 64237453Sbde dprintf(stderr, "can't read sock at %p\n", (void *)sock); 6431590Srgrimes goto bad; 6441590Srgrimes } 6451590Srgrimes 6461590Srgrimes /* fill in protosw entry */ 6471590Srgrimes if (!KVM_READ(so.so_proto, &proto, sizeof(struct protosw))) { 64837453Sbde dprintf(stderr, "can't read protosw at %p", 64937453Sbde (void *)so.so_proto); 6501590Srgrimes goto bad; 6511590Srgrimes } 6521590Srgrimes 6531590Srgrimes /* fill in domain */ 6541590Srgrimes if (!KVM_READ(proto.pr_domain, &dom, sizeof(struct domain))) { 65537453Sbde dprintf(stderr, "can't read domain at %p\n", 65637453Sbde (void *)proto.pr_domain); 6571590Srgrimes goto bad; 6581590Srgrimes } 6591590Srgrimes 6601590Srgrimes if ((len = kvm_read(kd, (u_long)dom.dom_name, dname, 6611590Srgrimes sizeof(dname) - 1)) < 0) { 66237453Sbde dprintf(stderr, "can't read domain name at %p\n", 66337453Sbde (void *)dom.dom_name); 6641590Srgrimes dname[0] = '\0'; 6651590Srgrimes } 6661590Srgrimes else 6671590Srgrimes dname[len] = '\0'; 6681590Srgrimes 6691590Srgrimes if ((u_short)so.so_type > STYPEMAX) 6701590Srgrimes printf("* %s ?%d", dname, so.so_type); 6711590Srgrimes else 6721590Srgrimes printf("* %s %s", dname, stypename[so.so_type]); 6731590Srgrimes 6748874Srgrimes /* 6751590Srgrimes * protocol specific formatting 6761590Srgrimes * 6771590Srgrimes * Try to find interesting things to print. For tcp, the interesting 6781590Srgrimes * thing is the address of the tcpcb, for udp and others, just the 6791590Srgrimes * inpcb (socket pcb). For unix domain, its the address of the socket 6801590Srgrimes * pcb and the address of the connected pcb (if connected). Otherwise 6811590Srgrimes * just print the protocol number and address of the socket itself. 6821590Srgrimes * The idea is not to duplicate netstat, but to make available enough 6831590Srgrimes * information for further analysis. 6841590Srgrimes */ 6851590Srgrimes switch(dom.dom_family) { 6861590Srgrimes case AF_INET: 6871590Srgrimes getinetproto(proto.pr_protocol); 6881590Srgrimes if (proto.pr_protocol == IPPROTO_TCP ) { 6891590Srgrimes if (so.so_pcb) { 6901590Srgrimes if (kvm_read(kd, (u_long)so.so_pcb, 6911590Srgrimes (char *)&inpcb, sizeof(struct inpcb)) 6921590Srgrimes != sizeof(struct inpcb)) { 6938874Srgrimes dprintf(stderr, 69437453Sbde "can't read inpcb at %p\n", 69537453Sbde (void *)so.so_pcb); 6961590Srgrimes goto bad; 6971590Srgrimes } 6981590Srgrimes printf(" %x", (int)inpcb.inp_ppcb); 6991590Srgrimes } 7001590Srgrimes } 7011590Srgrimes else if (so.so_pcb) 7021590Srgrimes printf(" %x", (int)so.so_pcb); 7031590Srgrimes break; 7041590Srgrimes case AF_UNIX: 7051590Srgrimes /* print address of pcb and connected pcb */ 7061590Srgrimes if (so.so_pcb) { 7071590Srgrimes printf(" %x", (int)so.so_pcb); 7081590Srgrimes if (kvm_read(kd, (u_long)so.so_pcb, (char *)&unpcb, 7091590Srgrimes sizeof(struct unpcb)) != sizeof(struct unpcb)){ 71037453Sbde dprintf(stderr, "can't read unpcb at %p\n", 71137453Sbde (void *)so.so_pcb); 7121590Srgrimes goto bad; 7131590Srgrimes } 7141590Srgrimes if (unpcb.unp_conn) { 7151590Srgrimes char shoconn[4], *cp; 7161590Srgrimes 7171590Srgrimes cp = shoconn; 7181590Srgrimes if (!(so.so_state & SS_CANTRCVMORE)) 7191590Srgrimes *cp++ = '<'; 7201590Srgrimes *cp++ = '-'; 7211590Srgrimes if (!(so.so_state & SS_CANTSENDMORE)) 7221590Srgrimes *cp++ = '>'; 7231590Srgrimes *cp = '\0'; 7241590Srgrimes printf(" %s %x", shoconn, 7251590Srgrimes (int)unpcb.unp_conn); 7261590Srgrimes } 7271590Srgrimes } 7281590Srgrimes break; 7291590Srgrimes default: 7301590Srgrimes /* print protocol number and socket address */ 7311590Srgrimes printf(" %d %x", proto.pr_protocol, (int)sock); 7321590Srgrimes } 7331590Srgrimes printf("\n"); 7341590Srgrimes return; 7351590Srgrimesbad: 7361590Srgrimes printf("* error\n"); 7371590Srgrimes} 7381590Srgrimes 73953133Sgreen 7401590Srgrimes/* 74153133Sgreen * Read the specinfo structure in the kernel (as pointed to by a dev_t) 74253133Sgreen * in order to work out the associated udev_t 74353133Sgreen */ 74453133Sgreenudev_t 74553133Sgreendev2udev(dev) 74653133Sgreen dev_t dev; 74753133Sgreen{ 74853133Sgreen struct specinfo si; 74953133Sgreen 75053133Sgreen if (KVM_READ(dev, &si, sizeof si)) { 75153133Sgreen return si.si_udev; 75253133Sgreen } else { 75353133Sgreen dprintf(stderr, "can't convert dev_t %p to a udev_t\n", 75453133Sgreen (void *)dev); 75553133Sgreen return -1; 75653133Sgreen } 75753133Sgreen} 75853133Sgreen 75953133Sgreen/* 7601590Srgrimes * getinetproto -- 7611590Srgrimes * print name of protocol number 7621590Srgrimes */ 7631590Srgrimesvoid 7641590Srgrimesgetinetproto(number) 7651590Srgrimes int number; 7661590Srgrimes{ 76748463Sru static int isopen; 76848463Sru register struct protoent *pe; 7691590Srgrimes 77048463Sru if (!isopen) 77148463Sru setprotoent(++isopen); 77248463Sru if ((pe = getprotobynumber(number)) != NULL) 77348463Sru printf(" %s", pe->p_name); 77448463Sru else 7751590Srgrimes printf(" %d", number); 7761590Srgrimes} 7771590Srgrimes 77817808Speterint 7791590Srgrimesgetfname(filename) 7801590Srgrimes char *filename; 7811590Srgrimes{ 7821590Srgrimes struct stat statbuf; 7831590Srgrimes DEVS *cur; 7841590Srgrimes 7851590Srgrimes if (stat(filename, &statbuf)) { 78627272Scharnier warn("%s", filename); 7871590Srgrimes return(0); 7881590Srgrimes } 78927272Scharnier if ((cur = malloc(sizeof(DEVS))) == NULL) 79027272Scharnier err(1, NULL); 7911590Srgrimes cur->next = devs; 7921590Srgrimes devs = cur; 7931590Srgrimes 7941590Srgrimes cur->ino = statbuf.st_ino; 7951590Srgrimes cur->fsid = statbuf.st_dev & 0xffff; 7961590Srgrimes cur->name = filename; 7971590Srgrimes return(1); 7981590Srgrimes} 7991590Srgrimes 8001590Srgrimesvoid 8011590Srgrimesusage() 8021590Srgrimes{ 8031590Srgrimes (void)fprintf(stderr, 8041590Srgrimes "usage: fstat [-fnv] [-p pid] [-u user] [-N system] [-M core] [file ...]\n"); 8051590Srgrimes exit(1); 8061590Srgrimes} 807