2 * Copyright (c) 2007-2008 Robert N. M. Watson
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 #include <sys/param.h>
30 #include <sys/sysctl.h>
34 #include <libprocstat.h>
41 static const char *get_umask(struct kinfo_proc *kipp);
44 procstat_cred(struct kinfo_proc *kipp)
53 printf("%5s %-16s %5s %5s %5s %5s %5s %5s %5s %5s %-15s\n",
54 "PID", "COMM", "EUID", "RUID", "SVUID", "EGID", "RGID",
55 "SVGID", "UMASK", "FLAGS", "GROUPS");
57 printf("%5d ", kipp->ki_pid);
58 printf("%-16s ", kipp->ki_comm);
59 printf("%5d ", kipp->ki_uid);
60 printf("%5d ", kipp->ki_ruid);
61 printf("%5d ", kipp->ki_svuid);
62 printf("%5d ", kipp->ki_groups[0]);
63 printf("%5d ", kipp->ki_rgid);
64 printf("%5d ", kipp->ki_svgid);
65 printf("%5s ", get_umask(kipp));
66 printf("%s", kipp->ki_cr_flags & CRED_FLAG_CAPMODE ? "C" : "-");
70 * We may have too many groups to fit in kinfo_proc's statically
71 * sized storage. If that occurs, attempt to retrieve them via
74 if (kipp->ki_cr_flags & KI_CRF_GRP_OVERFLOW) {
77 mib[2] = KERN_PROC_GROUPS;
78 mib[3] = kipp->ki_pid;
80 ngroups = sysconf(_SC_NGROUPS_MAX) + 1;
81 len = ngroups * sizeof(gid_t);
82 if((groups = malloc(len)) == NULL)
85 if (sysctl(mib, 4, groups, &len, NULL, 0) == -1) {
86 warn("sysctl: kern.proc.groups: %d "
87 "group list truncated", kipp->ki_pid);
91 ngroups = len / sizeof(gid_t);
94 ngroups = kipp->ki_ngroups;
95 groups = kipp->ki_groups;
97 for (i = 0; i < ngroups; i++)
98 printf("%s%d", (i > 0) ? "," : "", groups[i]);
99 if (groups != kipp->ki_groups)
106 get_umask(struct kinfo_proc *kipp)
112 static char umask[4];
116 mib[2] = KERN_PROC_UMASK;
117 mib[3] = kipp->ki_pid;
118 len = sizeof(fd_cmask);
119 error = sysctl(mib, 4, &fd_cmask, &len, NULL, 0);
121 snprintf(umask, 4, "%03o", fd_cmask);