2 * SPDX-License-Identifier: BSD-2-Clause
4 * Copyright (c) 2009 Stanislav Sedov <stas@FreeBSD.org>
5 * Copyright (c) 2017 Dell EMC
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 #ifndef _LIBPROCSTAT_H_
33 #define _LIBPROCSTAT_H_
36 * XXX: sys/elf.h conflicts with zfs_context.h. Workaround this by not
37 * including conflicting parts when building zfs code.
42 #include <sys/caprights.h>
47 #define PS_FST_VTYPE_VNON 1
48 #define PS_FST_VTYPE_VREG 2
49 #define PS_FST_VTYPE_VDIR 3
50 #define PS_FST_VTYPE_VBLK 4
51 #define PS_FST_VTYPE_VCHR 5
52 #define PS_FST_VTYPE_VLNK 6
53 #define PS_FST_VTYPE_VSOCK 7
54 #define PS_FST_VTYPE_VFIFO 8
55 #define PS_FST_VTYPE_VBAD 9
56 #define PS_FST_VTYPE_UNKNOWN 255
61 #define PS_FST_TYPE_VNODE 1
62 #define PS_FST_TYPE_FIFO 2
63 #define PS_FST_TYPE_SOCKET 3
64 #define PS_FST_TYPE_PIPE 4
65 #define PS_FST_TYPE_PTS 5
66 #define PS_FST_TYPE_KQUEUE 6
67 /* was PS_FST_TYPE_CRYPTO 7 */
68 #define PS_FST_TYPE_MQUEUE 8
69 #define PS_FST_TYPE_SHM 9
70 #define PS_FST_TYPE_SEM 10
71 #define PS_FST_TYPE_UNKNOWN 11
72 #define PS_FST_TYPE_NONE 12
73 #define PS_FST_TYPE_PROCDESC 13
74 #define PS_FST_TYPE_DEV 14
75 #define PS_FST_TYPE_EVENTFD 15
78 * Special descriptor numbers.
80 #define PS_FST_UFLAG_RDIR 0x0001
81 #define PS_FST_UFLAG_CDIR 0x0002
82 #define PS_FST_UFLAG_JAIL 0x0004
83 #define PS_FST_UFLAG_TRACE 0x0008
84 #define PS_FST_UFLAG_TEXT 0x0010
85 #define PS_FST_UFLAG_MMAP 0x0020
86 #define PS_FST_UFLAG_CTTY 0x0040
91 #define PS_FST_FFLAG_READ 0x0001
92 #define PS_FST_FFLAG_WRITE 0x0002
93 #define PS_FST_FFLAG_NONBLOCK 0x0004
94 #define PS_FST_FFLAG_APPEND 0x0008
95 #define PS_FST_FFLAG_SHLOCK 0x0010
96 #define PS_FST_FFLAG_EXLOCK 0x0020
97 #define PS_FST_FFLAG_ASYNC 0x0040
98 #define PS_FST_FFLAG_SYNC 0x0080
99 #define PS_FST_FFLAG_NOFOLLOW 0x0100
100 #define PS_FST_FFLAG_CREAT 0x0200
101 #define PS_FST_FFLAG_TRUNC 0x0400
102 #define PS_FST_FFLAG_EXCL 0x0800
103 #define PS_FST_FFLAG_DIRECT 0x1000
104 #define PS_FST_FFLAG_EXEC 0x2000
105 #define PS_FST_FFLAG_HASLOCK 0x4000
109 struct kinfo_vmentry;
111 struct ptrace_lwpinfo;
114 int fs_type; /* Descriptor type. */
115 int fs_flags; /* filestat specific flags. */
116 int fs_fflags; /* Descriptor access flags. */
117 int fs_uflags; /* How this file is used. */
118 int fs_fd; /* File descriptor number. */
119 int fs_ref_count; /* Reference count. */
120 off_t fs_offset; /* Seek location. */
121 void *fs_typedep; /* Type dependent data. */
123 STAILQ_ENTRY(filestat) next;
124 cap_rights_t fs_cap_rights; /* Capability rights, if flag set. */
134 char vn_devname[SPECNAMELEN + 1];
138 char devname[SPECNAMELEN + 1];
162 struct sockaddr_storage sa_local; /* Socket address. */
163 struct sockaddr_storage sa_peer; /* Peer address. */
170 STAILQ_HEAD(filestat_list, filestat);
173 int rw; /* PS_ADVLOCK_RO/RW */
174 int type; /* PS_ADVLOCK_TYPE_ */
179 uint64_t file_fileid;
181 off_t len; /* len == 0 till the EOF */
183 STAILQ_ENTRY(advlock) next;
186 #define PS_ADVLOCK_RO 0x01
187 #define PS_ADVLOCK_RW 0x02
189 #define PS_ADVLOCK_TYPE_FLOCK 0x01
190 #define PS_ADVLOCK_TYPE_PID 0x02
191 #define PS_ADVLOCK_TYPE_REMOTE 0x03
193 STAILQ_HEAD(advlock_list, advlock);
196 void procstat_close(struct procstat *procstat);
197 void procstat_freeadvlock(struct procstat *procstat,
198 struct advlock_list *advlocks);
199 void procstat_freeargv(struct procstat *procstat);
201 void procstat_freeauxv(struct procstat *procstat, Elf_Auxinfo *auxv);
203 void procstat_freeenvv(struct procstat *procstat);
204 void procstat_freegroups(struct procstat *procstat, gid_t *groups);
205 void procstat_freekstack(struct procstat *procstat,
206 struct kinfo_kstack *kkstp);
207 void procstat_freeprocs(struct procstat *procstat, struct kinfo_proc *p);
208 void procstat_freefiles(struct procstat *procstat,
209 struct filestat_list *head);
210 void procstat_freeptlwpinfo(struct procstat *procstat,
211 struct ptrace_lwpinfo *pl);
212 void procstat_freevmmap(struct procstat *procstat,
213 struct kinfo_vmentry *vmmap);
214 struct advlock_list *procstat_getadvlock(struct procstat *procstat);
215 struct filestat_list *procstat_getfiles(struct procstat *procstat,
216 struct kinfo_proc *kp, int mmapped);
217 struct kinfo_proc *procstat_getprocs(struct procstat *procstat,
218 int what, int arg, unsigned int *count);
219 int procstat_get_pipe_info(struct procstat *procstat, struct filestat *fst,
220 struct pipestat *pipe, char *errbuf);
221 int procstat_get_pts_info(struct procstat *procstat, struct filestat *fst,
222 struct ptsstat *pts, char *errbuf);
223 int procstat_get_sem_info(struct procstat *procstat, struct filestat *fst,
224 struct semstat *sem, char *errbuf);
225 int procstat_get_shm_info(struct procstat *procstat, struct filestat *fst,
226 struct shmstat *shm, char *errbuf);
227 int procstat_get_socket_info(struct procstat *procstat, struct filestat *fst,
228 struct sockstat *sock, char *errbuf);
229 int procstat_get_vnode_info(struct procstat *procstat, struct filestat *fst,
230 struct vnstat *vn, char *errbuf);
231 char **procstat_getargv(struct procstat *procstat, struct kinfo_proc *p,
234 Elf_Auxinfo *procstat_getauxv(struct procstat *procstat,
235 struct kinfo_proc *kp, unsigned int *cntp);
237 struct ptrace_lwpinfo *procstat_getptlwpinfo(struct procstat *procstat,
239 char **procstat_getenvv(struct procstat *procstat, struct kinfo_proc *p,
241 gid_t *procstat_getgroups(struct procstat *procstat, struct kinfo_proc *kp,
242 unsigned int *count);
243 struct kinfo_kstack *procstat_getkstack(struct procstat *procstat,
244 struct kinfo_proc *kp, unsigned int *count);
245 int procstat_getosrel(struct procstat *procstat, struct kinfo_proc *kp,
247 int procstat_getpathname(struct procstat *procstat, struct kinfo_proc *kp,
248 char *pathname, size_t maxlen);
249 int procstat_getrlimit(struct procstat *procstat, struct kinfo_proc *kp,
250 int which, struct rlimit* rlimit);
251 int procstat_getumask(struct procstat *procstat, struct kinfo_proc *kp,
252 unsigned short* umask);
253 struct kinfo_vmentry *procstat_getvmmap(struct procstat *procstat,
254 struct kinfo_proc *kp, unsigned int *count);
255 struct procstat *procstat_open_core(const char *filename);
256 struct procstat *procstat_open_sysctl(void);
257 struct procstat *procstat_open_kvm(const char *nlistf, const char *memf);
260 #endif /* !_LIBPROCSTAT_H_ */