1 /* $OpenBSD: keyword.c,v 1.53 2024/10/10 10:24:14 claudio Exp $ */
2 /* $NetBSD: keyword.c,v 1.12.6.1 1996/05/30 21:25:13 cgd Exp $ */
3
4 /*-
5 * Copyright (c) 1990, 1993, 1994
6 * The Regents of the University of California. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
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.
16 * 3. Neither the name of the University nor the names of its contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 */
32
33 #include <sys/types.h>
34 #include <sys/time.h>
35 #include <sys/resource.h>
36
37 #include <err.h>
38 #include <errno.h>
39 #include <stddef.h>
40 #include <stdio.h>
41 #include <stdlib.h>
42 #include <string.h>
43
44 #include "ps.h"
45
46 #include <sys/ucred.h>
47 #include <sys/sysctl.h>
48
49 int needheader;
50
51 static VAR *findvar(char *);
52 static int vcmp(const void *, const void *);
53
54 #ifdef NOTINUSE
55 int utime(), stime(), ixrss(), idrss(), isrss();
56 {{"utime"}, "UTIME", USER, utime, 4},
57 {{"stime"}, "STIME", USER, stime, 4},
58 {{"ixrss"}, "IXRSS", USER, ixrss, 4},
59 {{"idrss"}, "IDRSS", USER, idrss, 4},
60 {{"isrss"}, "ISRSS", USER, isrss, 4},
61 #endif
62
63 /* Compute offset in common structures. */
64 #define POFF(x) offsetof(struct kinfo_proc, x)
65
66 #define UIDFMT "u"
67 #define UIDLEN 5
68 #define UID(n1, n2, fn, off) \
69 { n1, n2, NULL, 0, fn, UIDLEN, 0, off, UINT32, UIDFMT }
70 #define GID(n1, n2, fn, off) UID(n1, n2, fn, off)
71
72 #define PIDFMT "d"
73 #define PIDLEN 5
74 #define PID(n1, n2, fn, off) \
75 { n1, n2, NULL, 0, fn, PIDLEN, 0, off, INT32, PIDFMT }
76
77 #define TIDFMT "d"
78 #define TIDLEN 7
79 #define TID(n1, n2, fn, off) \
80 { n1, n2, NULL, 0, fn, TIDLEN, 0, off, INT32, TIDFMT }
81
82 #define USERLEN 8
83 #define CWDLEN 40
84 #define UCOMMLEN (sizeof(((struct kinfo_proc *)NULL)->p_comm) - 1)
85 #define WCHANLEN (sizeof(((struct kinfo_proc *)NULL)->p_wmesg) - 1)
86
87 /* Bit types must match their respective entries in struct kinfo_proc */
88 /* Entries must be sorted in lexical ascending order! */
89 VAR var[] = {
90 {"%cpu", "%CPU", NULL, NLIST, pcpu, 4},
91 {"%mem", "%MEM", NULL, NLIST, pmem, 4},
92 {"acflag", "ACFLG", NULL, 0, pvar, 3, 0, POFF(p_acflag), UINT32, "x"},
93 {"acflg", "", "acflag"},
94 {"args", "", "command"},
95 {"blocked", "", "sigmask"},
96 {"caught", "", "sigcatch"},
97 {"comm", "COMMAND", "ucomm"},
98 {"command", "COMMAND", NULL, COMM|LJUST|USER, command, 16},
99 {"cpu", "CPU", NULL, 0, pvar, 3, 0, POFF(p_estcpu), UINT32, "d"},
100 {"cpuid", "CPUID", NULL, 0, pvar, 8, 0, POFF(p_cpuid), UINT64, "lld"},
101 {"cputime", "", "time"},
102 {"cwd", "CWD", NULL, LJUST, curwd, CWDLEN},
103 {"dsiz", "DSIZ", NULL, 0, dsize, 4},
104 {"etime", "ELAPSED", NULL, USER, elapsed, 12},
105 {"f", "F", NULL, 0, pvar, 7, 0, POFF(p_flag), INT32, "x"},
106 {"flags", "", "f"},
107 GID("gid", "GID", pvar, POFF(p_gid)),
108 {"group", "GROUP", NULL, LJUST, gname, USERLEN},
109 {"ignored", "", "sigignore"},
110 {"inblk", "INBLK", NULL, USER, pvar, 4, 0, POFF(p_uru_inblock), UINT64, "lld"},
111 {"inblock", "", "inblk"},
112 {"jobc", "JOBC", NULL, 0, pvar, 4, 0, POFF(p_jobc), INT16, "d"},
113 {"ktrace", "KTRACE", NULL, 0, pvar, 8, 0, POFF(p_traceflag), INT32, "x"},
114 /* XXX */
115 {"ktracep", "KTRACEP", NULL, 0, pvar, PTRWIDTH, 0, POFF(p_tracep), UINT64, "llx"},
116 {"lim", "LIM", NULL, 0, maxrss, 5},
117 {"login", "LOGIN", NULL, LJUST, logname, LOGIN_NAME_MAX},
118 {"logname", "", "login"},
119 {"lstart", "STARTED", NULL, LJUST|USER, lstarted, 28},
120 {"majflt", "MAJFLT", NULL, USER, pvar, 4, 0, POFF(p_uru_majflt), UINT64, "lld"},
121 {"maxrss", "MAXRSS", NULL, USER, pvar, 4, 0, POFF(p_uru_maxrss), UINT64, "lld"},
122 {"minflt", "MINFLT", NULL, USER, pvar, 4, 0, POFF(p_uru_minflt), UINT64, "lld"},
123 {"msgrcv", "MSGRCV", NULL, USER, pvar, 4, 0, POFF(p_uru_msgrcv), UINT64, "lld"},
124 {"msgsnd", "MSGSND", NULL, USER, pvar, 4, 0, POFF(p_uru_msgsnd), UINT64, "lld"},
125 {"ni", "", "nice"},
126 {"nice", "NI", NULL, 0, pnice, 3},
127 {"nivcsw", "NIVCSW", NULL, USER, pvar, 5, 0, POFF(p_uru_nivcsw), UINT64, "lld"},
128 {"nsignals", "", "nsigs"},
129 {"nsigs", "NSIGS", NULL, USER, pvar, 4, 0, POFF(p_uru_nsignals), UINT64, "lld"},
130 {"nswap", "NSWAP", NULL, USER, pvar, 4, 0, POFF(p_uru_nswap), UINT64, "lld"},
131 {"nvcsw", "NVCSW", NULL, USER, pvar, 5, 0, POFF(p_uru_nvcsw), UINT64, "lld"},
132 /* XXX */
133 {"nwchan", "WCHAN", NULL, 0, pvar, PTRWIDTH, 0, POFF(p_wchan), UINT64, "llx"},
134 {"oublk", "OUBLK", NULL, USER, pvar, 4, 0, POFF(p_uru_oublock), UINT64, "lld"},
135 {"oublock", "", "oublk"},
136 /* XXX */
137 {"p_ru", "P_RU", NULL, 0, pvar, PTRWIDTH, 0, POFF(p_ru), UINT64, "llx"},
138 /* XXX */
139 {"paddr", "PADDR", NULL, 0, pvar, PTRWIDTH, 0, POFF(p_paddr), UINT64, "llx"},
140 {"pagein", "PAGEIN", NULL, USER, pagein, 6},
141 {"pcpu", "", "%cpu"},
142 {"pending", "", "sig"},
143 PID("pgid", "PGID", pvar, POFF(p__pgid)),
144 PID("pid", "PID", pvar, POFF(p_pid)),
145 {"pledge", "PLEDGE", NULL, LJUST|NLIST, printpledge, 64},
146 {"pmem", "", "%mem"},
147 PID("ppid", "PPID", pvar, POFF(p_ppid)),
148 {"pri", "PRI", NULL, 0, pri, 3},
149 {"procflags", "PROCF", NULL, 0, pvar, 7, 0, POFF(p_psflags), INT32, "x"},
150 {"re", "RE", NULL, INF127, pvar, 3, 0, POFF(p_swtime), UINT32, "u"},
151 GID("rgid", "RGID", pvar, POFF(p_rgid)),
152 /* XXX */
153 {"rgroup", "RGROUP", NULL, LJUST, rgname, USERLEN},
154 {"rlink", "RLINK", NULL, 0, pvar, 8, 0, POFF(p_back), UINT64, "llx"},
155 {"rss", "RSS", NULL, 0, p_rssize, 5},
156 {"rssize", "", "rsz"},
157 {"rsz", "RSZ", NULL, 0, rssize, 4},
158 {"rtable", "RTABLE", NULL, 0, pvar, 0, 0, POFF(p_rtableid), INT32, "d"},
159 UID("ruid", "RUID", pvar, POFF(p_ruid)),
160 {"ruser", "RUSER", NULL, LJUST, runame, USERLEN},
161 PID("sess", "SESS", pvar, POFF(p_sid)),
162 {"sig", "PENDING", NULL, 0, pvar, 8, 0, POFF(p_siglist), INT32, "x"},
163 {"sigcatch", "CAUGHT", NULL, 0, pvar, 8, 0, POFF(p_sigcatch), UINT32, "x"},
164 {"sigignore", "IGNORED",
165 NULL, 0, pvar, 8, 0, POFF(p_sigignore), UINT32, "x"},
166 {"sigmask", "BLOCKED", NULL, 0, pvar, 8, 0, POFF(p_sigmask), UINT32, "x"},
167 {"sl", "SL", NULL, INF127, pvar, 3, 0, POFF(p_slptime), UINT32, "u"},
168 {"ssiz", "SSIZ", NULL, 0, ssize, 4},
169 {"start", "STARTED", NULL, LJUST|USER, started, 8},
170 {"stat", "", "state"},
171 {"state", "STAT", NULL, LJUST|NLIST, printstate, 6},
172 {"supgid", "SUPGID", NULL, LJUST, supgid, 64},
173 {"supgrp", "SUPGRP", NULL, LJUST, supgrp, 64},
174 GID("svgid", "SVGID", pvar, POFF(p_svgid)),
175 UID("svuid", "SVUID", pvar, POFF(p_svuid)),
176 {"tdev", "TDEV", NULL, 0, tdev, 4},
177 TID("tid", "TID", pvar, POFF(p_tid)),
178 {"time", "TIME", NULL, USER, cputime, 9},
179 PID("tpgid", "TPGID", pvar, POFF(p_tpgid)),
180 {"tsess", "TSESS", NULL, 0, pvar, PTRWIDTH, 0, POFF(p_tsess), UINT64, "llx"},
181 {"tsiz", "TSIZ", NULL, 0, tsize, 4},
182 {"tt", "TT", NULL, LJUST, tname, 3},
183 {"tty", "TTY", NULL, LJUST, longtname, 8},
184 {"ucomm", "UCOMM", NULL, LJUST, ucomm, UCOMMLEN},
185 UID("uid", "UID", pvar, POFF(p_uid)),
186 {"upr", "UPR", NULL, 0, pvar, 3, 0, POFF(p_usrpri), UINT8, "d"},
187 {"user", "USER", NULL, LJUST, euname, USERLEN},
188 {"usrpri", "", "upr"},
189 {"vsize", "", "vsz"},
190 {"vsz", "VSZ", NULL, 0, vsize, 5},
191 {"wchan", "WCHAN", NULL, LJUST, wchan, WCHANLEN},
192 {"xstat", "XSTAT", NULL, 0, pvar, 4, 0, POFF(p_xstat), UINT16, "x"},
193 {""},
194 };
195
196 void
showkey(void)197 showkey(void)
198 {
199 VAR *v;
200 int i;
201 char *p, *sep;
202
203 i = 0;
204 sep = "";
205 for (v = var; *(p = v->name); ++v) {
206 int len = strlen(p);
207 if (termwidth && (i += len + 1) > termwidth) {
208 i = len;
209 sep = "\n";
210 }
211 (void) printf("%s%s", sep, p);
212 sep = " ";
213 }
214 (void) printf("\n");
215 }
216
217 void
parsefmt(char * p)218 parsefmt(char *p)
219 {
220 static struct varent *vtail;
221
222 #define FMTSEP " \t,\n"
223 while (p && *p) {
224 char *cp;
225 VAR *v;
226 struct varent *vent;
227
228 while ((cp = strsep(&p, FMTSEP)) != NULL && *cp == '\0')
229 /* void */;
230 if (!cp)
231 break;
232 if (!(v = findvar(cp)) || v->parsed == 1)
233 continue;
234 v->parsed = 1;
235 if ((vent = malloc(sizeof(struct varent))) == NULL)
236 err(1, NULL);
237 vent->var = v;
238 vent->next = NULL;
239 if (vhead == NULL)
240 vhead = vtail = vent;
241 else {
242 vtail->next = vent;
243 vtail = vent;
244 }
245 needheader |= v->header[0] != '\0';
246 }
247 if (!vhead)
248 errx(1, "no valid keywords");
249 }
250
251 static VAR *
findvar(char * p)252 findvar(char *p)
253 {
254 VAR *v, key;
255 char *hp;
256
257 key.name = p;
258
259 hp = strchr(p, '=');
260 if (hp)
261 *hp++ = '\0';
262
263 aliased:
264 key.name = p;
265 v = bsearch(&key, var, sizeof(var)/sizeof(VAR) - 1, sizeof(VAR), vcmp);
266
267 if (v && v->alias) {
268 p = v->alias;
269 if (hp == NULL && v->header[0] != '\0')
270 hp = v->header;
271 goto aliased;
272 }
273 if (!v) {
274 warnx("%s: keyword not found", p);
275 eval = 1;
276 return (NULL);
277 }
278 if (hp)
279 v->header = hp;
280 return (v);
281 }
282
283 static int
vcmp(const void * a,const void * b)284 vcmp(const void *a, const void *b)
285 {
286 return (strcmp(((VAR *)a)->name, ((VAR *)b)->name));
287 }
288