2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 2010 Konstantin Belousov
5 * Copyright (c) 2015 Allan Jude <allanjude@freebsd.org>
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 AUTHOR 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 AUTHOR 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 #include <sys/param.h>
33 #include <sys/sysctl.h>
45 #include <libprocstat.h>
50 procstat_print_signame(int sig)
55 if ((procstat_opts & PS_OPT_SIGNUM) == 0 && sig < sys_nsig) {
56 strlcpy(name, sys_signame[sig], sizeof(name));
57 for (i = 0; name[i] != 0; i++)
58 name[i] = toupper(name[i]);
59 xo_emit("{d:signal/%-7s/%s} ", name);
60 xo_open_container(name);
62 xo_emit("{d:signal/%-7d/%d} ", sig);
63 snprintf(name, 12, "%d", sig);
64 xo_open_container(name);
69 procstat_close_signame(int sig)
74 if ((procstat_opts & PS_OPT_SIGNUM) == 0 && sig < sys_nsig) {
75 strlcpy(name, sys_signame[sig], sizeof(name));
76 for (i = 0; name[i] != 0; i++)
77 name[i] = toupper(name[i]);
78 xo_close_container(name);
80 snprintf(name, 12, "%d", sig);
81 xo_close_container(name);
86 procstat_print_sig(const sigset_t *set, int sig, char flag)
88 xo_emit("{d:sigmember/%c}", sigismember(set, sig) ? flag : '-');
91 xo_emit("{en:mask/%s}", sigismember(set, sig) ?
95 xo_emit("{en:catch/%s}", sigismember(set, sig) ?
99 xo_emit("{en:list/%s}", sigismember(set, sig) ?
103 xo_emit("{en:ignore/%s}", sigismember(set, sig) ?
107 xo_emit("{en:unknown/%s}", sigismember(set, sig) ?
114 procstat_sigs(struct procstat *prstat __unused, struct kinfo_proc *kipp)
118 if ((procstat_opts & PS_OPT_NOHEADER) == 0)
119 xo_emit("{T:/%5s %-16s %-7s %4s}\n", "PID", "COMM", "SIG",
122 xo_emit("{ek:process_id/%5d/%d}", kipp->ki_pid);
123 xo_emit("{e:command/%-16s/%s}", kipp->ki_comm);
124 xo_open_container("signals");
125 for (j = 1; j <= _SIG_MAXSIG; j++) {
126 xo_emit("{dk:process_id/%5d/%d} ", kipp->ki_pid);
127 xo_emit("{d:command/%-16s/%s} ", kipp->ki_comm);
128 procstat_print_signame(j);
130 procstat_print_sig(&kipp->ki_siglist, j, 'P');
131 procstat_print_sig(&kipp->ki_sigignore, j, 'I');
132 procstat_print_sig(&kipp->ki_sigcatch, j, 'C');
133 procstat_close_signame(j);
136 xo_close_container("signals");
140 procstat_threads_sigs(struct procstat *procstat, struct kinfo_proc *kipp)
142 struct kinfo_proc *kip;
144 unsigned int count, i;
147 if ((procstat_opts & PS_OPT_NOHEADER) == 0)
148 xo_emit("{T:/%5s %6s %-16s %-7s %4s}\n", "PID", "TID", "COMM",
151 kip = procstat_getprocs(procstat, KERN_PROC_PID | KERN_PROC_INC_THREAD,
152 kipp->ki_pid, &count);
155 xo_emit("{ek:process_id/%5d/%d}", kipp->ki_pid);
156 xo_emit("{e:command/%-16s/%s}", kipp->ki_comm);
157 xo_open_container("threads");
158 kinfo_proc_sort(kip, count);
159 for (i = 0; i < count; i++) {
161 asprintf(&threadid, "%d", kipp->ki_tid);
162 if (threadid == NULL)
163 xo_errc(1, ENOMEM, "Failed to allocate memory in "
164 "procstat_threads_sigs()");
165 xo_open_container(threadid);
166 xo_emit("{e:thread_id/%6d/%d}", kipp->ki_tid);
167 xo_open_container("signals");
169 for (j = 1; j <= _SIG_MAXSIG; j++) {
170 xo_emit("{dk:process_id/%5d/%d} ", kipp->ki_pid);
171 xo_emit("{d:thread_id/%6d/%d} ", kipp->ki_tid);
172 xo_emit("{d:command/%-16s/%s} ", kipp->ki_comm);
173 procstat_print_signame(j);
175 procstat_print_sig(&kipp->ki_siglist, j, 'P');
176 procstat_print_sig(&kipp->ki_sigmask, j, 'B');
177 procstat_close_signame(j);
180 xo_close_container("signals");
181 xo_close_container(threadid);
184 xo_close_container("threads");
185 procstat_freeprocs(procstat, kip);
189 procstat_sigfastblock(struct procstat *procstat, struct kinfo_proc *kipp)
191 struct kinfo_proc *kip;
193 uintptr_t sigfastblk_addr;
195 unsigned int count, i;
197 bool has_sigfastblk_addr;
199 if ((procstat_opts & PS_OPT_NOHEADER) == 0)
200 xo_emit("{T:/%5s %6s %-16s %-16s}\n", "PID", "TID",
203 kip = procstat_getprocs(procstat, KERN_PROC_PID | KERN_PROC_INC_THREAD,
204 kipp->ki_pid, &count);
207 xo_emit("{ek:process_id/%5d/%d}", kipp->ki_pid);
208 xo_emit("{e:command/%-16s/%s}", kipp->ki_comm);
209 xo_open_container("threads");
210 kinfo_proc_sort(kip, count);
211 for (i = 0; i < count; i++) {
213 len = sizeof(sigfastblk_addr);
216 name[2] = KERN_PROC_SIGFASTBLK;
217 name[3] = kipp->ki_tid;
218 error = sysctl(name, 4, &sigfastblk_addr, &len, NULL, 0);
220 if (errno != ESRCH && errno != ENOTTY) {
221 warn("sysctl: kern.proc.fastsigblk: %d",
224 has_sigfastblk_addr = false;
226 has_sigfastblk_addr = true;
228 asprintf(&threadid, "%d", kipp->ki_tid);
229 if (threadid == NULL)
230 xo_errc(1, ENOMEM, "Failed to allocate memory in "
231 "procstat_sigfastblock()");
232 xo_open_container(threadid);
233 xo_emit("{dk:process_id/%5d/%d} ", kipp->ki_pid);
234 xo_emit("{d:thread_id/%6d/%d} ", kipp->ki_tid);
235 xo_emit("{d:command/%-16s/%s} ", kipp->ki_comm);
236 xo_emit("{e:sigfastblock/%#-16jx/%#jx}", has_sigfastblk_addr ?
237 (uintmax_t)sigfastblk_addr : (uintmax_t)-1);
238 xo_emit("{d:sigfastblock/%#-16jx/%#jx}", has_sigfastblk_addr ?
239 (uintmax_t)sigfastblk_addr : (uintmax_t)-1);
241 xo_close_container(threadid);
244 xo_close_container("threads");
245 procstat_freeprocs(procstat, kip);