1 /*- 2 * Copyright (c) 1990, 1993, 1994 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 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. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the University of 16 * California, Berkeley and its contributors. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)keyword.c 8.5 (Berkeley) 4/2/94 34 * $FreeBSD: src/bin/ps/keyword.c,v 1.24.2.3 2002/10/10 20:05:32 jmallett Exp $ 35 * $DragonFly: src/bin/ps/keyword.c,v 1.30 2007/11/25 18:10:06 swildner Exp $ 36 */ 37 38 #include <sys/param.h> 39 #include <sys/time.h> 40 #include <sys/queue.h> 41 #include <sys/resource.h> 42 #include <sys/sysctl.h> 43 #include <sys/ucred.h> 44 #include <sys/user.h> 45 46 #include <err.h> 47 #include <errno.h> 48 #include <stddef.h> 49 #include <stdio.h> 50 #include <stdlib.h> 51 #include <string.h> 52 #include <utmp.h> 53 54 #include "ps.h" 55 56 static struct varent *makevarent(const char *); 57 static int vcmp(const void *, const void *); 58 59 struct varent_head var_head = STAILQ_HEAD_INITIALIZER(var_head); 60 61 #ifdef NOTINUSE 62 int utime(), stime(), ixrss(), idrss(), isrss(); 63 {{"utime"}, "UTIME", USER, utime, NULL, 4}, 64 {{"stime"}, "STIME", USER, stime, NULL, 4}, 65 {{"ixrss"}, "IXRSS", USER, ixrss, NULL, 4}, 66 {{"idrss"}, "IDRSS", USER, idrss, NULL, 4}, 67 {{"isrss"}, "ISRSS", USER, isrss, NULL, 4}, 68 #endif 69 70 /* Compute offset in common structures. */ 71 #define POFF(x) offsetof(struct kinfo_proc, kp_##x) 72 #define LPOFF(x) offsetof(struct kinfo_lwp, kl_##x) 73 #define ROFF(x) offsetof(struct rusage, x) 74 75 #define UIDFMT "u" 76 #define UIDLEN 5 77 #define PIDFMT "d" 78 #define PIDLEN 5 79 #define USERLEN UT_NAMESIZE 80 81 static const VAR var[] = { 82 {"%cpu", "%CPU", NULL, 0, pcpu, NULL, 4, 0, 0, NULL, NULL}, 83 {"%mem", "%MEM", NULL, 0, pmem, NULL, 4, 0, 0, NULL, NULL}, 84 {"acflag", "ACFLG", NULL, 0, pvar, NULL, 3, POFF(acflag), USHORT, "x", 85 NULL}, 86 {"acflg", "", "acflag", 0, NULL, NULL, 0, 0, 0, NULL, NULL}, 87 {"batch", "BAT", NULL, 0, lpest, NULL, 3, LPOFF(origcpu), UINT, "d", NULL}, 88 {"blocked", "", "sigmask", 0, NULL, NULL, 0, 0, 0, NULL, NULL}, 89 {"caught", "", "sigcatch", 0, NULL, NULL, 0, 0, 0, NULL, NULL}, 90 {"command", "COMMAND", NULL, COMM|LJUST|USER, command, NULL, 16, 0, 0, NULL, 91 NULL}, 92 {"cpu", "CPU", NULL, 0, lpest, NULL, 3, LPOFF(estcpu), UINT, "d", NULL}, 93 {"cputime", "", "time", 0, NULL, NULL, 0, 0, 0, NULL, NULL}, 94 {"f", "F", NULL, 0, pvar, NULL, 7, POFF(flags), INT, "x", NULL}, 95 {"flags", "", "f", 0, NULL, NULL, 0, 0, 0, NULL, NULL}, 96 #if 0 97 {"iac", "IAC", NULL, 0, pvar, NULL, 4, POFF(p_usdata.bsd4.interactive), CHAR, PIDFMT, 98 NULL}, 99 #endif 100 {"ignored", "", "sigignore", 0, NULL, NULL, 0, 0, 0, NULL, NULL}, 101 {"inblk", "INBLK", NULL, USER, rvar, NULL, 4, ROFF(ru_inblock), LONG, "ld", 102 NULL}, 103 {"inblock", "", "inblk", 0, NULL, NULL, 0, 0, 0, NULL, NULL}, 104 {"jail", "JAIL", NULL, 0, pvar, NULL, 3, POFF(jailid), INT, "d", NULL}, 105 {"jobc", "JOBC", NULL, 0, pvar, NULL, 4, POFF(jobc), SHORT, "d", NULL}, 106 {"ktrace", "KTRACE", NULL, 0, pvar, NULL, 8, POFF(traceflag), INT, "x", 107 NULL}, 108 #if 0 109 {"ktracep", "KTRACEP", NULL, 0, pvar, NULL, 8, POFF(p_tracenode), LONG, "lx", 110 NULL}, 111 #endif 112 {"lastcpu", "C", NULL, 0, lpvar, NULL, 3, LPOFF(cpuid), UINT, "d", NULL}, 113 {"lim", "LIM", NULL, 0, maxrss, NULL, 5, 0, 0, NULL, NULL}, 114 {"login", "LOGIN", NULL, LJUST, logname, NULL, MAXLOGNAME-1, 0, 0, NULL, 115 NULL}, 116 {"logname", "", "login", 0, NULL, NULL, 0, 0, 0, NULL, NULL}, 117 {"lstart", "STARTED", NULL, LJUST|USER, lstarted, NULL, 28, 0, 0, NULL, NULL}, 118 {"majflt", "MAJFLT", NULL, USER, rvar, NULL, 4, ROFF(ru_majflt), LONG, "ld", 119 NULL}, 120 {"minflt", "MINFLT", NULL, USER, rvar, NULL, 4, ROFF(ru_minflt), LONG, "ld", 121 NULL}, 122 {"msgrcv", "MSGRCV", NULL, USER, rvar, NULL, 4, ROFF(ru_msgrcv), LONG, "ld", 123 NULL}, 124 {"msgsnd", "MSGSND", NULL, USER, rvar, NULL, 4, ROFF(ru_msgsnd), LONG, "ld", 125 NULL}, 126 {"ni", "", "nice", 0, NULL, NULL, 0, 0, 0, NULL, NULL}, 127 {"nice", "NI", NULL, 0, pnice, NULL, 3, 0, 0, NULL, NULL}, 128 {"nivcsw", "NIVCSW", NULL, USER, rvar, NULL, 5, ROFF(ru_nivcsw), LONG, "ld", 129 NULL}, 130 {"nlwp", "NLWP", NULL, 0, pvar, NULL, 4, POFF(nthreads), INT, "d", 131 NULL}, 132 {"nsignals", "", "nsigs", 0, NULL, NULL, 0, 0, 0, NULL, NULL}, 133 {"nsigs", "NSIGS", NULL, USER, rvar, NULL, 4, ROFF(ru_nsignals), LONG, "ld", 134 NULL}, 135 {"nswap", "NSWAP", NULL, USER, rvar, NULL, 4, ROFF(ru_nswap), LONG, "ld", 136 NULL}, 137 {"nvcsw", "NVCSW", NULL, USER, rvar, NULL, 5, ROFF(ru_nvcsw), LONG, "ld", 138 NULL}, 139 {"nwchan", "WCHAN", NULL, 0, lpvar, NULL, 8, LPOFF(wchan), KPTR, "lx", NULL}, 140 {"oublk", "OUBLK", NULL, USER, rvar, NULL, 4, ROFF(ru_oublock), LONG, "ld", 141 NULL}, 142 {"oublock", "", "oublk", 0, NULL, NULL, 0, 0, 0, NULL, NULL}, 143 {"p_ru", "P_RU", NULL, 0, pvar, NULL, 6, POFF(ru), KPTR, "lx", NULL}, 144 {"paddr", "PADDR", NULL, 0, pvar, NULL, 8, POFF(paddr), KPTR, "lx", NULL}, 145 {"pagein", "PAGEIN", NULL, USER, pagein, NULL, 6, 0, 0, NULL, NULL}, 146 {"pcpu", "", "%cpu", 0, NULL, NULL, 0, 0, 0, NULL, NULL}, 147 {"pending", "", "sig", 0, NULL, NULL, 0, 0, 0, NULL, NULL}, 148 {"pgid", "PGID", NULL, 0, pvar, NULL, PIDLEN, POFF(pgid), UINT, PIDFMT, 149 NULL}, 150 {"pid", "PID", NULL, 0, pvar, NULL, PIDLEN, POFF(pid), UINT, PIDFMT, 151 NULL}, 152 {"pmem", "", "%mem", 0, NULL, NULL, 0, 0, 0, NULL, NULL}, 153 {"ppid", "PPID", NULL, 0, pvar, NULL, PIDLEN, POFF(ppid), UINT, PIDFMT, 154 NULL}, 155 {"pri", "PRI", NULL, 0, pri, NULL, 3, 0, 0, NULL, NULL}, 156 {"re", "RE", NULL, 0, lpvar, NULL, 3, POFF(swtime), UINT, "d", NULL}, 157 {"rgid", "RGID", NULL, 0, pvar, NULL, UIDLEN, POFF(rgid), 158 UINT, UIDFMT, NULL}, 159 #if 0 160 {"rlink", "RLINK", NULL, 0, pvar, NULL, 8, POFF(p_lwp.lwp_procq.tqe_prev), KPTR, "lx", 161 NULL}, 162 #endif 163 {"rss", "RSS", NULL, 0, p_rssize, NULL, 4, 0, 0, NULL, NULL}, 164 {"rssize", "", "rsz", 0, NULL, NULL, 0, 0, 0, NULL, NULL}, 165 {"rsz", "RSZ", NULL, 0, rssize, NULL, 4, 0, 0, NULL, NULL}, 166 {"rtprio", "RTPRIO", NULL, 0, rtprior, NULL, 7, 0, 0, NULL, NULL}, 167 {"ruid", "RUID", NULL, 0, pvar, NULL, UIDLEN, POFF(ruid), 168 UINT, UIDFMT, NULL}, 169 {"ruser", "RUSER", NULL, LJUST|DSIZ, runame, s_runame, USERLEN, 0, 0, NULL, 170 NULL}, 171 {"sess", "SESS", NULL, 0, pvar, NULL, 6, POFF(sid), UINT, PIDFMT, NULL}, 172 {"sig", "PENDING", NULL, 0, pvar, NULL, 8, POFF(siglist), INT, "x", NULL}, 173 {"sigcatch", "CAUGHT", NULL, 0, pvar, NULL, 8, POFF(sigcatch), 174 UINT, "x", NULL}, 175 {"sigignore", "IGNORED", NULL, 0, pvar, NULL, 8, POFF(sigignore), 176 UINT, "x", NULL}, 177 {"sigmask", "BLOCKED", NULL, 0, lpvar, NULL, 8, LPOFF(sigmask), UINT, "x", 178 NULL}, 179 {"sl", "SL", NULL, 0, lpvar, NULL, 3, LPOFF(slptime), UINT, "d", NULL}, 180 {"start", "STARTED", NULL, LJUST|USER, started, NULL, 7, 0, 0, NULL, NULL}, 181 {"stat", "", "state", 0, NULL, NULL, 0, 0, 0, NULL, NULL}, 182 {"state", "STAT", NULL, 0, state, NULL, 4, 0, 0, NULL, NULL}, 183 {"svgid", "SVGID", NULL, 0, pvar, NULL, UIDLEN, POFF(svgid), UINT, 184 UIDFMT, NULL}, 185 {"svuid", "SVUID", NULL, 0, pvar, NULL, UIDLEN, POFF(svuid), UINT, 186 UIDFMT, NULL}, 187 {"tdev", "TDEV", NULL, 0, tdev, NULL, 4, 0, 0, NULL, NULL}, 188 {"tdpri", "TDPRI", NULL, 0, tdpri, NULL, 5, 0, 0, NULL, NULL}, 189 {"tid", "TID", NULL, 0, lpvar, NULL, PIDLEN, LPOFF(tid), UINT, PIDFMT, 190 NULL}, 191 {"time", "TIME", NULL, USER, cputime, NULL, 9, 0, 0, NULL, NULL}, 192 {"tpgid", "TPGID", NULL, 0, pvar, NULL, 4, POFF(tpgid), UINT, PIDFMT, NULL}, 193 {"tsess", "TSESS", NULL, 0, pvar, NULL, 6, POFF(tsid), UINT, PIDFMT, NULL}, 194 {"tsig", "PENDING", NULL, 0, lpvar, NULL, 8, LPOFF(siglist), INT, "x", NULL}, 195 {"tsiz", "TSIZ", NULL, 0, tsize, NULL, 4, 0, 0, NULL, NULL}, 196 {"tt", "TT ", NULL, 0, tname, NULL, 4, 0, 0, NULL, NULL}, 197 {"tty", "TTY", NULL, LJUST, longtname, NULL, 8, 0, 0, NULL, NULL}, 198 {"ucomm", "UCOMM", NULL, LJUST, ucomm, NULL, MAXCOMLEN, 0, 0, NULL, NULL}, 199 {"uid", "UID", NULL, 0, pvar, NULL, UIDLEN, POFF(uid), 200 UINT, UIDFMT, NULL}, 201 {"user", "USER", NULL, LJUST|DSIZ, uname, s_uname, USERLEN, 0, 0, NULL, NULL}, 202 {"vsize", "", "vsz", 0, 0, NULL, 0, 0, 0, NULL, NULL}, 203 {"vsz", "VSZ", NULL, 0, vsize, NULL, 5, 0, 0, NULL, NULL}, 204 {"wchan", "WCHAN", NULL, LJUST, wchan, NULL, 6, 0, 0, NULL, NULL}, 205 {"xstat", "XSTAT", NULL, 0, pvar, NULL, 4, POFF(exitstat), USHORT, "x", NULL}, 206 {"", NULL, NULL, 0, NULL, NULL, 0, 0, 0, NULL, NULL}, 207 }; 208 209 void 210 showkey(void) 211 { 212 const VAR *v; 213 int i; 214 const char *p, *sep; 215 216 i = 0; 217 sep = ""; 218 for (v = var; *(p = v->name); ++v) { 219 int len = strlen(p); 220 if (termwidth && (i += len + 1) > termwidth) { 221 i = len; 222 sep = "\n"; 223 } 224 printf("%s%s", sep, p); 225 sep = " "; 226 } 227 printf("\n"); 228 } 229 230 void 231 parsefmt(const char *fmt) 232 { 233 struct varent *vent; 234 char *p, *op; 235 const char *cp; 236 237 op = p = strdup(fmt); 238 239 if (op == NULL) 240 errx(1, "Not enough memory"); 241 242 #define FMTSEP " \t,\n" 243 while (p != NULL && *p != '\0') { 244 while ((cp = strsep(&p, FMTSEP)) != NULL && *cp == '\0') 245 /* void */; 246 if (cp == NULL) 247 continue; 248 if ((vent = makevarent(cp)) == NULL) 249 continue; 250 STAILQ_INSERT_TAIL(&var_head, vent, link); 251 } 252 if (STAILQ_EMPTY(&var_head)) { 253 warnx("no valid keywords; valid keywords:"); 254 showkey(); 255 exit(1); 256 } 257 258 free(op); 259 } 260 261 /* 262 * Insert TID column after PID one in selected output format. 263 */ 264 void 265 insert_tid_in_fmt(void) 266 { 267 struct varent *tidvent; 268 struct varent *vent; 269 270 if ((tidvent = makevarent("tid")) == NULL) 271 errx(1, "Not enough memory"); 272 273 STAILQ_FOREACH(vent, &var_head, link) { 274 if (strcmp(vent->var->name, "pid") == 0) { 275 STAILQ_INSERT_AFTER(&var_head, vent, tidvent, link); 276 break; 277 } 278 } 279 } 280 281 static struct varent * 282 makevarent(const char *p) 283 { 284 struct varent *vent = NULL; 285 const VAR *v; 286 VAR key; 287 char *hp; 288 289 hp = strchr(p, '='); 290 if (hp) 291 *hp++ = '\0'; 292 293 key.name = p; 294 v = bsearch(&key, var, sizeof(var)/sizeof(VAR) - 1, sizeof(VAR), vcmp); 295 296 if (v && v->alias) { 297 if (hp) { 298 warnx("%s: illegal keyword specification", p); 299 eval = 1; 300 } 301 parsefmt(v->alias); 302 return(NULL); 303 } 304 if (!v) { 305 warnx("%s: keyword not found", p); 306 eval = 1; 307 return(NULL); 308 } 309 if ((vent = malloc(sizeof(struct varent))) == NULL) 310 err(1, NULL); 311 vent->var = v; 312 vent->width = v->width; 313 if (hp) { 314 vent->header = strdup(hp); 315 if (vent->header == NULL) 316 err(1, "Not enough memory"); 317 } 318 else 319 vent->header = v->header; 320 return (vent); 321 } 322 323 static int 324 vcmp(const void *a, const void *b) 325 { 326 return (strcmp(((const VAR *)a)->name, ((const VAR *)b)->name)); 327 } 328