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
32 #include <sys/param.h>
34 #include <sys/sysctl.h>
41 #include <libprocstat.h>
50 procstat_auxv(struct procstat *procstat, struct kinfo_proc *kipp)
54 static char prefix[256];
56 if ((procstat_opts & PS_OPT_NOHEADER) == 0)
57 xo_emit("{T:/%5s %-16s %-16s %-16s}\n", "PID", "COMM", "AUXV",
60 auxv = procstat_getauxv(procstat, kipp, &count);
63 snprintf(prefix, sizeof(prefix), "%5d %-16s", kipp->ki_pid,
66 xo_emit("{e:process_id/%5d/%d}{e:command/%-16s/%s}", kipp->ki_pid,
69 for (i = 0; i < count; i++) {
70 switch(auxv[i].a_type) {
76 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_EXECFD/%ld}\n",
77 prefix, "AT_EXECFD", (long)auxv[i].a_un.a_val);
80 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_PHDR/%p}\n",
81 prefix, "AT_PHDR", auxv[i].a_un.a_ptr);
84 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_PHENT/%ld}\n",
85 prefix, "AT_PHENT", (long)auxv[i].a_un.a_val);
88 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_PHNUM/%ld}\n",
89 prefix, "AT_PHNUM", (long)auxv[i].a_un.a_val);
92 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_PAGESZ/%ld}\n",
93 prefix, "AT_PAGESZ", (long)auxv[i].a_un.a_val);
96 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_BASE/%p}\n",
97 prefix, "AT_BASE", auxv[i].a_un.a_ptr);
100 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_FLAGS/%#lx}\n",
101 prefix, "AT_FLAGS", (u_long)auxv[i].a_un.a_val);
104 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_ENTRY/%p}\n",
105 prefix, "AT_ENTRY", auxv[i].a_un.a_ptr);
109 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_NOTELF/%ld}\n",
110 prefix, "AT_NOTELF", (long)auxv[i].a_un.a_val);
115 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_UID/%ld}\n",
116 prefix, "AT_UID", (long)auxv[i].a_un.a_val);
121 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_EUID/%ld}\n",
122 prefix, "AT_EUID", (long)auxv[i].a_un.a_val);
127 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_GID/%ld}\n",
128 prefix, "AT_GID", (long)auxv[i].a_un.a_val);
133 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_EGID/%ld}\n",
134 prefix, "AT_EGID", (long)auxv[i].a_un.a_val);
138 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_EXECPATH/%p}\n",
139 prefix, "AT_EXECPATH", auxv[i].a_un.a_ptr);
142 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_CANARY/%p}\n",
143 prefix, "AT_CANARY", auxv[i].a_un.a_ptr);
146 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_CANARYLEN/%ld}\n",
147 prefix, "AT_CANARYLEN", (long)auxv[i].a_un.a_val);
150 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_OSRELDATE/%ld}\n",
151 prefix, "AT_OSRELDATE", (long)auxv[i].a_un.a_val);
154 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_NCPUS/%ld}\n",
155 prefix, "AT_NCPUS", (long)auxv[i].a_un.a_val);
158 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_PAGESIZES/%p}\n",
159 prefix, "AT_PAGESIZES", auxv[i].a_un.a_ptr);
161 case AT_PAGESIZESLEN:
162 xo_emit("{dw:/%s}{Lw:/%-16s/%s}"
163 "{:AT_PAGESIZESLEN/%ld}\n", prefix,
164 "AT_PAGESIZESLEN", (long)auxv[i].a_un.a_val);
167 if ((auxv[i].a_un.a_val & VM_PROT_EXECUTE) != 0)
168 xo_emit("{dw:/%s}{Lw:/%-16s/%s}"
169 "{:AT_STACKPROT/%s}\n", prefix,
170 "AT_STACKPROT", "EXECUTABLE");
172 xo_emit("{dw:/%s}{Lw:/%-16s/%s}"
173 "{:AT_STACKPROT/%s}\n", prefix,
174 "AT_STACKPROT", "NONEXECUTABLE");
178 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_TIMEKEEP/%p}\n",
179 prefix, "AT_TIMEKEEP", auxv[i].a_un.a_ptr);
184 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_EHDRFLAGS/%#lx}\n",
185 prefix, "AT_EHDRFLAGS", (u_long)auxv[i].a_un.a_val);
190 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_HWCAP/%#lx}\n",
191 prefix, "AT_HWCAP", (u_long)auxv[i].a_un.a_val);
196 xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_HWCAP2/%#lx}\n",
197 prefix, "AT_HWCAP2", (u_long)auxv[i].a_un.a_val);
201 xo_emit("{dw:/%s}{Lw:/%16ld/%ld}{:UNKNOWN/%#lx}\n",
202 prefix, auxv[i].a_type, auxv[i].a_un.a_val);
207 procstat_freeauxv(procstat, auxv);