2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 2011 Mikolaj Golub
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
30 #include <sys/cdefs.h>
31 __FBSDID("$FreeBSD$");
33 #include <sys/param.h>
35 #include <sys/sysctl.h>
42 #include <libprocstat.h>
51 procstat_auxv(struct procstat *procstat, struct kinfo_proc *kipp)
55 static char prefix[256];
57 if ((procstat_opts & PS_OPT_NOHEADER) == 0)
58 xo_emit("{T:/%5s %-16s %-16s %-16s}\n", "PID", "COMM", "AUXV",
61 auxv = procstat_getauxv(procstat, kipp, &count);
64 snprintf(prefix, sizeof(prefix), "%5d %-16s", kipp->ki_pid,
67 xo_emit("{e:process_id/%5d/%d}{e:command/%-16s/%s}", kipp->ki_pid,
70 for (i = 0; i < count; i++) {
71 switch(auxv[i].a_type) {
77 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_EXECFD/%ld}\n",
78 prefix, "AT_EXECFD", (long)auxv[i].a_un.a_val);
81 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_PHDR/%p}\n",
82 prefix, "AT_PHDR", auxv[i].a_un.a_ptr);
85 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_PHENT/%ld}\n",
86 prefix, "AT_PHENT", (long)auxv[i].a_un.a_val);
89 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_PHNUM/%ld}\n",
90 prefix, "AT_PHNUM", (long)auxv[i].a_un.a_val);
93 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_PAGESZ/%ld}\n",
94 prefix, "AT_PAGESZ", (long)auxv[i].a_un.a_val);
97 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_BASE/%p}\n",
98 prefix, "AT_BASE", auxv[i].a_un.a_ptr);
101 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_FLAGS/%#lx}\n",
102 prefix, "AT_FLAGS", (u_long)auxv[i].a_un.a_val);
105 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_ENTRY/%p}\n",
106 prefix, "AT_ENTRY", auxv[i].a_un.a_ptr);
110 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_NOTELF/%ld}\n",
111 prefix, "AT_NOTELF", (long)auxv[i].a_un.a_val);
116 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_UID/%ld}\n",
117 prefix, "AT_UID", (long)auxv[i].a_un.a_val);
122 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_EUID/%ld}\n",
123 prefix, "AT_EUID", (long)auxv[i].a_un.a_val);
128 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_GID/%ld}\n",
129 prefix, "AT_GID", (long)auxv[i].a_un.a_val);
134 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_EGID/%ld}\n",
135 prefix, "AT_EGID", (long)auxv[i].a_un.a_val);
139 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_EXECPATH/%p}\n",
140 prefix, "AT_EXECPATH", auxv[i].a_un.a_ptr);
143 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_CANARY/%p}\n",
144 prefix, "AT_CANARY", auxv[i].a_un.a_ptr);
147 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_CANARYLEN/%ld}\n",
148 prefix, "AT_CANARYLEN", (long)auxv[i].a_un.a_val);
151 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_OSRELDATE/%ld}\n",
152 prefix, "AT_OSRELDATE", (long)auxv[i].a_un.a_val);
155 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_NCPUS/%ld}\n",
156 prefix, "AT_NCPUS", (long)auxv[i].a_un.a_val);
159 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_PAGESIZES/%p}\n",
160 prefix, "AT_PAGESIZES", auxv[i].a_un.a_ptr);
162 case AT_PAGESIZESLEN:
163 xo_emit("{dw:/%s}{Lw:/%-16s/%s}"
164 "{:AT_PAGESIZESLEN/%ld}\n", prefix,
165 "AT_PAGESIZESLEN", (long)auxv[i].a_un.a_val);
168 if ((auxv[i].a_un.a_val & VM_PROT_EXECUTE) != 0)
169 xo_emit("{dw:/%s}{Lw:/%-16s/%s}"
170 "{:AT_STACKPROT/%s}\n", prefix,
171 "AT_STACKPROT", "EXECUTABLE");
173 xo_emit("{dw:/%s}{Lw:/%-16s/%s}"
174 "{:AT_STACKPROT/%s}\n", prefix,
175 "AT_STACKPROT", "NONEXECUTABLE");
179 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_TIMEKEEP/%p}\n",
180 prefix, "AT_TIMEKEEP", auxv[i].a_un.a_ptr);
185 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_EHDRFLAGS/%#lx}\n",
186 prefix, "AT_EHDRFLAGS", (u_long)auxv[i].a_un.a_val);
191 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_HWCAP/%#lx}\n",
192 prefix, "AT_HWCAP", (u_long)auxv[i].a_un.a_val);
197 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_HWCAP2/%#lx}\n",
198 prefix, "AT_HWCAP2", (u_long)auxv[i].a_un.a_val);
203 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_BSDFLAGS/%#lx}\n",
204 prefix, "AT_BSDFLAGS", (u_long)auxv[i].a_un.a_val);
209 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_ARGC/%ld}\n",
210 prefix, "AT_ARGC", (long)auxv[i].a_un.a_val);
215 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_ARGV/%p}\n",
216 prefix, "AT_ARGV", auxv[i].a_un.a_ptr);
221 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_ENVC/%ld}\n",
222 prefix, "AT_ENVC", (long)auxv[i].a_un.a_val);
227 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_ENVV/%p}\n",
228 prefix, "AT_ENVV", auxv[i].a_un.a_ptr);
233 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_PS_STRINGS/%p}\n",
234 prefix, "AT_PS_STRINGS", auxv[i].a_un.a_ptr);
238 xo_emit("{dw:/%s}{Lw:/%16ld/%ld}{:UNKNOWN/%#lx}\n",
239 prefix, auxv[i].a_type, auxv[i].a_un.a_val);
244 procstat_freeauxv(procstat, auxv);