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fstat.c (58125) fstat.c (59029)
1/*-
2 * Copyright (c) 1988, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

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37 The Regents of the University of California. All rights reserved.\n";
38#endif /* not lint */
39
40#ifndef lint
41#if 0
42static char sccsid[] = "@(#)fstat.c 8.3 (Berkeley) 5/2/95";
43#endif
44static const char rcsid[] =
1/*-
2 * Copyright (c) 1988, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

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37 The Regents of the University of California. All rights reserved.\n";
38#endif /* not lint */
39
40#ifndef lint
41#if 0
42static char sccsid[] = "@(#)fstat.c 8.3 (Berkeley) 5/2/95";
43#endif
44static const char rcsid[] =
45 "$FreeBSD: head/usr.bin/fstat/fstat.c 58125 2000-03-16 02:02:34Z green $";
45 "$FreeBSD: head/usr.bin/fstat/fstat.c 59029 2000-04-05 05:45:40Z green $";
46#endif /* not lint */
47
48#include <sys/param.h>
49#include <sys/time.h>
50#include <sys/proc.h>
51#include <sys/user.h>
52#include <sys/stat.h>
53#include <sys/vnode.h>

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69#undef _KERNEL
70#include <sys/mount.h>
71#include <nfs/nfsproto.h>
72#include <nfs/rpcv2.h>
73#include <nfs/nfs.h>
74#include <nfs/nfsnode.h>
75
76
46#endif /* not lint */
47
48#include <sys/param.h>
49#include <sys/time.h>
50#include <sys/proc.h>
51#include <sys/user.h>
52#include <sys/stat.h>
53#include <sys/vnode.h>

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69#undef _KERNEL
70#include <sys/mount.h>
71#include <nfs/nfsproto.h>
72#include <nfs/rpcv2.h>
73#include <nfs/nfs.h>
74#include <nfs/nfsnode.h>
75
76
77#include <vm/vm.h>
78#include <vm/vm_map.h>
79#include <vm/vm_object.h>
80
77#include <net/route.h>
78#include <netinet/in.h>
79#include <netinet/in_systm.h>
80#include <netinet/ip.h>
81#include <netinet/in_pcb.h>
82
83#include <ctype.h>
84#include <err.h>

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95#include <netdb.h>
96
97#include "fstat.h"
98
99#define TEXT -1
100#define CDIR -2
101#define RDIR -3
102#define TRACE -4
81#include <net/route.h>
82#include <netinet/in.h>
83#include <netinet/in_systm.h>
84#include <netinet/ip.h>
85#include <netinet/in_pcb.h>
86
87#include <ctype.h>
88#include <err.h>

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99#include <netdb.h>
100
101#include "fstat.h"
102
103#define TEXT -1
104#define CDIR -2
105#define RDIR -3
106#define TRACE -4
107#define MMAP -5
103
104DEVS *devs;
105
106#ifdef notdef
107struct nlist nl[] = {
108 { "" },
109};
110#endif
111
112int fsflg, /* show files on same filesystem as file(s) argument */
113 pflg, /* show files open by a particular pid */
114 uflg; /* show files open by a particular (effective) user */
115int checkfile; /* true if restricting to particular files or filesystems */
116int nflg; /* (numerical) display f.s. and rdev as dev_t */
117int vflg; /* display errors in locating kernel data objects etc... */
108
109DEVS *devs;
110
111#ifdef notdef
112struct nlist nl[] = {
113 { "" },
114};
115#endif
116
117int fsflg, /* show files on same filesystem as file(s) argument */
118 pflg, /* show files open by a particular pid */
119 uflg; /* show files open by a particular (effective) user */
120int checkfile; /* true if restricting to particular files or filesystems */
121int nflg; /* (numerical) display f.s. and rdev as dev_t */
122int vflg; /* display errors in locating kernel data objects etc... */
123int mflg; /* include memory-mapped files */
118
119
120struct file **ofiles; /* buffer of pointers to file structures */
121int maxfiles;
122#define ALLOC_OFILES(d) \
123 if ((d) > maxfiles) { \
124 free(ofiles); \
125 ofiles = malloc((d) * sizeof(struct file *)); \
126 if (ofiles == NULL) { \
127 err(1, NULL); \
128 } \
129 maxfiles = (d); \
130 }
131
132kvm_t *kd;
133
134void dofiles __P((struct kinfo_proc *kp));
124
125
126struct file **ofiles; /* buffer of pointers to file structures */
127int maxfiles;
128#define ALLOC_OFILES(d) \
129 if ((d) > maxfiles) { \
130 free(ofiles); \
131 ofiles = malloc((d) * sizeof(struct file *)); \
132 if (ofiles == NULL) { \
133 err(1, NULL); \
134 } \
135 maxfiles = (d); \
136 }
137
138kvm_t *kd;
139
140void dofiles __P((struct kinfo_proc *kp));
141void dommap __P((struct kinfo_proc *kp));
135void vtrans __P((struct vnode *vp, int i, int flag));
136int ufs_filestat __P((struct vnode *vp, struct filestat *fsp));
137int nfs_filestat __P((struct vnode *vp, struct filestat *fsp));
138char *getmnton __P((struct mount *m));
139void pipetrans __P((struct pipe *pi, int i, int flag));
140void socktrans __P((struct socket *sock, int i));
141void getinetproto __P((int number));
142int getfname __P((char *filename));

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153 int arg, ch, what;
154 char *memf, *nlistf;
155 char buf[_POSIX2_LINE_MAX];
156 int cnt;
157
158 arg = 0;
159 what = KERN_PROC_ALL;
160 nlistf = memf = NULL;
142void vtrans __P((struct vnode *vp, int i, int flag));
143int ufs_filestat __P((struct vnode *vp, struct filestat *fsp));
144int nfs_filestat __P((struct vnode *vp, struct filestat *fsp));
145char *getmnton __P((struct mount *m));
146void pipetrans __P((struct pipe *pi, int i, int flag));
147void socktrans __P((struct socket *sock, int i));
148void getinetproto __P((int number));
149int getfname __P((char *filename));

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160 int arg, ch, what;
161 char *memf, *nlistf;
162 char buf[_POSIX2_LINE_MAX];
163 int cnt;
164
165 arg = 0;
166 what = KERN_PROC_ALL;
167 nlistf = memf = NULL;
161 while ((ch = getopt(argc, argv, "fnp:u:vN:M:")) != -1)
168 while ((ch = getopt(argc, argv, "fmnp:u:vN:M:")) != -1)
162 switch((char)ch) {
163 case 'f':
164 fsflg = 1;
165 break;
166 case 'M':
167 memf = optarg;
168 break;
169 case 'N':
170 nlistf = optarg;
171 break;
169 switch((char)ch) {
170 case 'f':
171 fsflg = 1;
172 break;
173 case 'M':
174 memf = optarg;
175 break;
176 case 'N':
177 nlistf = optarg;
178 break;
179 case 'm':
180 mflg = 1;
181 break;
172 case 'n':
173 nflg = 1;
174 break;
175 case 'p':
176 if (pflg++)
177 usage();
178 if (!isdigit(*optarg)) {
179 warnx("-p requires a process id");

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241 printf(" NAME\n");
242 else
243 putchar('\n');
244
245 for (plast = &p[cnt]; p < plast; ++p) {
246 if (p->kp_proc.p_stat == SZOMB)
247 continue;
248 dofiles(p);
182 case 'n':
183 nflg = 1;
184 break;
185 case 'p':
186 if (pflg++)
187 usage();
188 if (!isdigit(*optarg)) {
189 warnx("-p requires a process id");

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251 printf(" NAME\n");
252 else
253 putchar('\n');
254
255 for (plast = &p[cnt]; p < plast; ++p) {
256 if (p->kp_proc.p_stat == SZOMB)
257 continue;
258 dofiles(p);
259 if (mflg)
260 dommap(p);
249 }
250 exit(0);
251}
252
253char *Uname, *Comm;
254int Pid;
255
256#define PREFIX(i) printf("%-8.8s %-10s %5d", Uname, Comm, Pid); \

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262 printf(" wd"); \
263 break; \
264 case RDIR: \
265 printf(" root"); \
266 break; \
267 case TRACE: \
268 printf(" tr"); \
269 break; \
261 }
262 exit(0);
263}
264
265char *Uname, *Comm;
266int Pid;
267
268#define PREFIX(i) printf("%-8.8s %-10s %5d", Uname, Comm, Pid); \

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274 printf(" wd"); \
275 break; \
276 case RDIR: \
277 printf(" root"); \
278 break; \
279 case TRACE: \
280 printf(" tr"); \
281 break; \
282 case MMAP: \
283 printf(" mmap"); \
284 break; \
270 default: \
271 printf(" %4d", i); \
272 break; \
273 }
274
275/*
276 * print open files attributed to this process
277 */

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356 dprintf(stderr,
357 "unknown file type %d for file %d of pid %d\n",
358 file.f_type, i, Pid);
359 }
360 }
361}
362
363void
285 default: \
286 printf(" %4d", i); \
287 break; \
288 }
289
290/*
291 * print open files attributed to this process
292 */

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371 dprintf(stderr,
372 "unknown file type %d for file %d of pid %d\n",
373 file.f_type, i, Pid);
374 }
375 }
376}
377
378void
379dommap(kp)
380 struct kinfo_proc *kp;
381{
382 struct proc *p = &kp->kp_proc;
383 struct vmspace vmspace;
384 vm_map_t map;
385 struct vm_map_entry entry;
386 vm_map_entry_t entryp;
387 struct vm_object object;
388 vm_object_t objp;
389 int prot, fflags;
390
391 if (!KVM_READ(p->p_vmspace, &vmspace, sizeof(vmspace))) {
392 dprintf(stderr, "can't read vmspace at %p for pid %d\n",
393 (void *)p->p_vmspace, Pid);
394 return;
395 }
396
397 map = &vmspace.vm_map;
398
399 for (entryp = map->header.next; entryp != &p->p_vmspace->vm_map.header;
400 entryp = entry.next) {
401 if (!KVM_READ(entryp, &entry, sizeof(entry))) {
402 dprintf(stderr,
403 "can't read vm_map_entry at %p for pid %d\n",
404 (void *)entryp, Pid);
405 return;
406 }
407
408 if (entry.eflags & MAP_ENTRY_IS_SUB_MAP)
409 continue;
410
411 if ((objp = entry.object.vm_object) == NULL)
412 continue;
413
414 for (; objp; objp = object.backing_object) {
415 if (!KVM_READ(objp, &object, sizeof(object))) {
416 dprintf(stderr,
417 "can't read vm_object at %p for pid %d\n",
418 (void *)objp, Pid);
419 return;
420 }
421 }
422
423 prot = entry.protection;
424 fflags = (prot & VM_PROT_READ ? FREAD : 0) |
425 (prot & VM_PROT_WRITE ? FWRITE : 0);
426
427 switch (object.type) {
428 case OBJT_VNODE:
429 vtrans((struct vnode *)object.handle, MMAP, fflags);
430 break;
431 default:
432 break;
433 }
434 }
435}
436
437void
364vtrans(vp, i, flag)
365 struct vnode *vp;
366 int i;
367 int flag;
368{
369 struct vnode vn;
370 struct filestat fst;
371 char rw[3], mode[15];

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789 cur->name = filename;
790 return(1);
791}
792
793void
794usage()
795{
796 (void)fprintf(stderr,
438vtrans(vp, i, flag)
439 struct vnode *vp;
440 int i;
441 int flag;
442{
443 struct vnode vn;
444 struct filestat fst;
445 char rw[3], mode[15];

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863 cur->name = filename;
864 return(1);
865}
866
867void
868usage()
869{
870 (void)fprintf(stderr,
797 "usage: fstat [-fnv] [-p pid] [-u user] [-N system] [-M core] [file ...]\n");
871 "usage: fstat [-fmnv] [-p pid] [-u user] [-N system] [-M core] [file ...]\n");
798 exit(1);
799}
872 exit(1);
873}