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 34 #if 0 35 #ifndef lint 36 static char sccsid[] = "@(#)keyword.c 8.5 (Berkeley) 4/2/94"; 37 #endif /* not lint */ 38 #endif 39 #include <sys/cdefs.h> 40 __FBSDID("$FreeBSD$"); 41 42 #include <sys/param.h> 43 #include <sys/time.h> 44 #include <sys/resource.h> 45 #include <sys/proc.h> 46 #include <sys/sysctl.h> 47 #include <sys/user.h> 48 49 #include <err.h> 50 #include <stddef.h> 51 #include <stdio.h> 52 #include <stdlib.h> 53 #include <string.h> 54 55 #include "ps.h" 56 57 static VAR *findvar(char *, int, char **header); 58 static int vcmp(const void *, const void *); 59 60 /* Compute offset in common structures. */ 61 #define KOFF(x) offsetof(struct kinfo_proc, x) 62 #define ROFF(x) offsetof(struct rusage, x) 63 64 #define UIDFMT "u" 65 #define UIDLEN 5 66 #define PIDFMT "d" 67 #define PIDLEN 5 68 #define USERLEN (MAXLOGNAME - 1) 69 70 /* PLEASE KEEP THE TABLE BELOW SORTED ALPHABETICALLY!!! */ 71 static VAR var[] = { 72 {"%cpu", "%CPU", NULL, 0, pcpu, NULL, 4, 0, CHAR, NULL, 0}, 73 {"%mem", "%MEM", NULL, 0, pmem, NULL, 4, 0, CHAR, NULL, 0}, 74 {"acflag", "ACFLG", NULL, 0, kvar, NULL, 3, KOFF(ki_acflag), USHORT, 75 "x", 0}, 76 {"acflg", "", "acflag", 0, NULL, NULL, 0, 0, CHAR, NULL, 0}, 77 {"args", "COMMAND", NULL, COMM|LJUST|USER, arguments, NULL, 16, 0, 78 CHAR, NULL, 0}, 79 {"blocked", "", "sigmask", 0, NULL, NULL, 0, 0, CHAR, NULL, 0}, 80 {"caught", "", "sigcatch", 0, NULL, NULL, 0, 0, CHAR, NULL, 0}, 81 {"comm", "COMMAND", NULL, LJUST, ucomm, NULL, MAXCOMLEN, 0, CHAR, 82 NULL, 0}, 83 {"command", "COMMAND", NULL, COMM|LJUST|USER, command, NULL, 16, 0, 84 CHAR, NULL, 0}, 85 {"cpu", "CPU", NULL, 0, kvar, NULL, 3, KOFF(ki_estcpu), UINT, "d", 86 0}, 87 {"cputime", "", "time", 0, NULL, NULL, 0, 0, CHAR, NULL, 0}, 88 {"etime", "ELAPSED", NULL, USER, elapsed, NULL, 12, 0, CHAR, NULL, 0}, 89 {"f", "F", NULL, 0, kvar, NULL, 7, KOFF(ki_flag), INT, "x", 0}, 90 {"flags", "", "f", 0, NULL, NULL, 0, 0, CHAR, NULL, 0}, 91 {"ignored", "", "sigignore", 0, NULL, NULL, 0, 0, CHAR, NULL, 0}, 92 {"inblk", "INBLK", NULL, USER, rvar, NULL, 4, ROFF(ru_inblock), LONG, 93 "ld", 0}, 94 {"inblock", "", "inblk", 0, NULL, NULL, 0, 0, CHAR, NULL, 0}, 95 {"jobc", "JOBC", NULL, 0, kvar, NULL, 4, KOFF(ki_jobc), SHORT, "d", 96 0}, 97 {"ktrace", "KTRACE", NULL, 0, kvar, NULL, 8, KOFF(ki_traceflag), INT, 98 "x", 0}, 99 {"label", "LABEL", NULL, LJUST|DSIZ, label, s_label, SHRT_MAX, 0, CHAR, 100 NULL, 0}, 101 {"lim", "LIM", NULL, 0, maxrss, NULL, 5, 0, CHAR, NULL, 0}, 102 {"lockname", "LOCK", NULL, LJUST, lockname, NULL, 6, 0, CHAR, NULL, 103 0}, 104 {"login", "LOGIN", NULL, LJUST, logname, NULL, MAXLOGNAME-1, 0, CHAR, 105 NULL, 0}, 106 {"logname", "", "login", 0, NULL, NULL, 0, 0, CHAR, NULL, 0}, 107 {"lstart", "STARTED", NULL, LJUST|USER, lstarted, NULL, 28, 0, CHAR, 108 NULL, 0}, 109 {"majflt", "MAJFLT", NULL, USER, rvar, NULL, 4, ROFF(ru_majflt), 110 LONG, "ld", 0}, 111 {"minflt", "MINFLT", NULL, USER, rvar, NULL, 4, ROFF(ru_minflt), 112 LONG, "ld", 0}, 113 {"msgrcv", "MSGRCV", NULL, USER, rvar, NULL, 4, ROFF(ru_msgrcv), 114 LONG, "ld", 0}, 115 {"msgsnd", "MSGSND", NULL, USER, rvar, NULL, 4, ROFF(ru_msgsnd), 116 LONG, "ld", 0}, 117 {"mwchan", "MWCHAN", NULL, LJUST, mwchan, NULL, 6, 0, CHAR, NULL, 0}, 118 {"ni", "", "nice", 0, NULL, NULL, 0, 0, CHAR, NULL, 0}, 119 {"nice", "NI", NULL, 0, kvar, NULL, 2, KOFF(ki_nice), CHAR, "d", 120 0}, 121 {"nivcsw", "NIVCSW", NULL, USER, rvar, NULL, 5, ROFF(ru_nivcsw), 122 LONG, "ld", 0}, 123 {"nsignals", "", "nsigs", 0, NULL, NULL, 0, 0, CHAR, NULL, 0}, 124 {"nsigs", "NSIGS", NULL, USER, rvar, NULL, 4, ROFF(ru_nsignals), 125 LONG, "ld", 0}, 126 {"nswap", "NSWAP", NULL, USER, rvar, NULL, 4, ROFF(ru_nswap), 127 LONG, "ld", 0}, 128 {"nvcsw", "NVCSW", NULL, USER, rvar, NULL, 5, ROFF(ru_nvcsw), 129 LONG, "ld", 0}, 130 {"nwchan", "NWCHAN", NULL, LJUST, nwchan, NULL, 8, 0, CHAR, NULL, 0}, 131 {"oublk", "OUBLK", NULL, USER, rvar, NULL, 4, ROFF(ru_oublock), 132 LONG, "ld", 0}, 133 {"oublock", "", "oublk", 0, NULL, NULL, 0, 0, CHAR, NULL, 0}, 134 {"paddr", "PADDR", NULL, 0, kvar, NULL, 8, KOFF(ki_paddr), KPTR, 135 "lx", 0}, 136 {"pagein", "PAGEIN", NULL, USER, pagein, NULL, 6, 0, CHAR, NULL, 0}, 137 {"pcpu", "", "%cpu", 0, NULL, NULL, 0, 0, CHAR, NULL, 0}, 138 {"pending", "", "sig", 0, NULL, NULL, 0, 0, CHAR, NULL, 0}, 139 {"pgid", "PGID", NULL, 0, kvar, NULL, PIDLEN, KOFF(ki_pgid), UINT, 140 PIDFMT, 0}, 141 {"pid", "PID", NULL, 0, kvar, NULL, PIDLEN, KOFF(ki_pid), UINT, 142 PIDFMT, 0}, 143 {"pmem", "", "%mem", 0, NULL, NULL, 0, 0, CHAR, NULL, 0}, 144 {"ppid", "PPID", NULL, 0, kvar, NULL, PIDLEN, KOFF(ki_ppid), UINT, 145 PIDFMT, 0}, 146 {"pri", "PRI", NULL, 0, pri, NULL, 3, 0, CHAR, NULL, 0}, 147 {"re", "RE", NULL, INF127, kvar, NULL, 3, KOFF(ki_swtime), UINT, "d", 148 0}, 149 {"rgid", "RGID", NULL, 0, kvar, NULL, UIDLEN, KOFF(ki_rgid), 150 UINT, UIDFMT, 0}, 151 {"rgroup", "RGROUP", NULL, LJUST|DSIZ, rgroupname, s_rgroupname, 152 USERLEN, 0, CHAR, NULL, 0}, 153 {"rss", "RSS", NULL, 0, kvar, NULL, 4, KOFF(ki_rssize), PGTOK, "ld", 0}, 154 {"rtprio", "RTPRIO", NULL, 0, priorityr, NULL, 7, KOFF(ki_pri), CHAR, 155 NULL, 0}, 156 {"ruid", "RUID", NULL, 0, kvar, NULL, UIDLEN, KOFF(ki_ruid), 157 UINT, UIDFMT, 0}, 158 {"ruser", "RUSER", NULL, LJUST|DSIZ, runame, s_runame, USERLEN, 159 0, CHAR, NULL, 0}, 160 {"sid", "SID", NULL, 0, kvar, NULL, PIDLEN, KOFF(ki_sid), UINT, 161 PIDFMT, 0}, 162 {"sig", "PENDING", NULL, 0, kvar, NULL, 8, KOFF(ki_siglist), INT, 163 "x", 0}, 164 {"sigcatch", "CAUGHT", NULL, 0, kvar, NULL, 8, KOFF(ki_sigcatch), 165 UINT, "x", 0}, 166 {"sigignore", "IGNORED", NULL, 0, kvar, NULL, 8, KOFF(ki_sigignore), 167 UINT, "x", 0}, 168 {"sigmask", "BLOCKED", NULL, 0, kvar, NULL, 8, KOFF(ki_sigmask), 169 UINT, "x", 0}, 170 {"sl", "SL", NULL, INF127, kvar, NULL, 3, KOFF(ki_slptime), UINT, "d", 171 0}, 172 {"start", "STARTED", NULL, LJUST|USER, started, NULL, 7, 0, CHAR, NULL, 173 0}, 174 {"stat", "", "state", 0, NULL, NULL, 0, 0, CHAR, NULL, 0}, 175 {"state", "STAT", NULL, 0, state, NULL, 4, 0, CHAR, NULL, 0}, 176 {"svgid", "SVGID", NULL, 0, kvar, NULL, UIDLEN, KOFF(ki_svgid), 177 UINT, UIDFMT, 0}, 178 {"svuid", "SVUID", NULL, 0, kvar, NULL, UIDLEN, KOFF(ki_svuid), 179 UINT, UIDFMT, 0}, 180 {"tdev", "TDEV", NULL, 0, tdev, NULL, 4, 0, CHAR, NULL, 0}, 181 {"time", "TIME", NULL, USER, cputime, NULL, 9, 0, CHAR, NULL, 0}, 182 {"tpgid", "TPGID", NULL, 0, kvar, NULL, 4, KOFF(ki_tpgid), UINT, 183 PIDFMT, 0}, 184 {"tsid", "TSID", NULL, 0, kvar, NULL, PIDLEN, KOFF(ki_tsid), UINT, 185 PIDFMT, 0}, 186 {"tsiz", "TSIZ", NULL, 0, kvar, NULL, 4, KOFF(ki_tsize), PGTOK, "ld", 0}, 187 {"tt", "TT ", NULL, 0, tname, NULL, 4, 0, CHAR, NULL, 0}, 188 {"tty", "TTY", NULL, LJUST, longtname, NULL, 8, 0, CHAR, NULL, 0}, 189 {"ucomm", "UCOMM", NULL, LJUST, ucomm, NULL, MAXCOMLEN, 0, CHAR, NULL, 190 0}, 191 {"uid", "UID", NULL, 0, kvar, NULL, UIDLEN, KOFF(ki_uid), UINT, 192 UIDFMT, 0}, 193 {"upr", "UPR", NULL, 0, kvar, NULL, 3, KOFF(ki_pri.pri_user), UCHAR, 194 "d", 0}, 195 {"user", "USER", NULL, LJUST|DSIZ, uname, s_uname, USERLEN, 0, CHAR, 196 NULL, 0}, 197 {"usrpri", "", "upr", 0, NULL, NULL, 0, 0, CHAR, NULL, 0}, 198 {"vsize", "", "vsz", 0, NULL, NULL, 0, 0, CHAR, NULL, 0}, 199 {"vsz", "VSZ", NULL, 0, vsize, NULL, 5, 0, CHAR, NULL, 0}, 200 {"wchan", "WCHAN", NULL, LJUST, wchan, NULL, 6, 0, CHAR, NULL, 0}, 201 {"xstat", "XSTAT", NULL, 0, kvar, NULL, 4, KOFF(ki_xstat), USHORT, 202 "x", 0}, 203 {"", NULL, NULL, 0, NULL, NULL, 0, 0, CHAR, NULL, 0}, 204 }; 205 206 void 207 showkey(void) 208 { 209 VAR *v; 210 int i; 211 const char *p, *sep; 212 213 i = 0; 214 sep = ""; 215 for (v = var; *(p = v->name); ++v) { 216 int len = strlen(p); 217 if (termwidth && (i += len + 1) > termwidth) { 218 i = len; 219 sep = "\n"; 220 } 221 (void) printf("%s%s", sep, p); 222 sep = " "; 223 } 224 (void) printf("\n"); 225 } 226 227 void 228 parsefmt(const char *p, int user) 229 { 230 static struct varent *vtail; 231 char *tempstr, *tempstr1; 232 233 #define FMTSEP " \t,\n" 234 tempstr1 = tempstr = strdup(p); 235 while (tempstr && *tempstr) { 236 char *cp, *hp; 237 VAR *v; 238 struct varent *vent; 239 240 /* 241 * If an item contains an equals sign, it specifies a column 242 * header, may contain embedded separator characters and 243 * is always the last item. 244 */ 245 if (tempstr[strcspn(tempstr, "="FMTSEP)] != '=') 246 while ((cp = strsep(&tempstr, FMTSEP)) != NULL && 247 *cp == '\0') 248 /* void */; 249 else { 250 cp = tempstr; 251 tempstr = NULL; 252 } 253 if (cp == NULL || !(v = findvar(cp, user, &hp))) 254 continue; 255 if (!user) { 256 /* 257 * If the user is NOT adding this field manually, 258 * get on with our lives if this VAR is already 259 * represented in the list. 260 */ 261 vent = find_varentry(v); 262 if (vent != NULL) 263 continue; 264 } 265 if ((vent = malloc(sizeof(struct varent))) == NULL) 266 errx(1, "malloc failed"); 267 vent->header = v->header; 268 if (hp) { 269 hp = strdup(hp); 270 if (hp) 271 vent->header = hp; 272 } 273 vent->var = malloc(sizeof(*vent->var)); 274 if (vent->var == NULL) 275 errx(1, "malloc failed"); 276 memcpy(vent->var, v, sizeof(*vent->var)); 277 vent->next = NULL; 278 if (vhead == NULL) 279 vhead = vtail = vent; 280 else { 281 vtail->next = vent; 282 vtail = vent; 283 } 284 } 285 free(tempstr1); 286 if (!vhead) { 287 warnx("no valid keywords; valid keywords:"); 288 showkey(); 289 exit(1); 290 } 291 } 292 293 static VAR * 294 findvar(char *p, int user, char **header) 295 { 296 VAR *v, key; 297 char *hp; 298 299 hp = strchr(p, '='); 300 if (hp) 301 *hp++ = '\0'; 302 303 key.name = p; 304 v = bsearch(&key, var, sizeof(var)/sizeof(VAR) - 1, sizeof(VAR), vcmp); 305 306 if (v && v->alias) { 307 if (hp) { 308 warnx("%s: illegal keyword specification", p); 309 eval = 1; 310 } 311 parsefmt(v->alias, user); 312 return ((VAR *)NULL); 313 } 314 if (!v) { 315 warnx("%s: keyword not found", p); 316 eval = 1; 317 } 318 if (header) 319 *header = hp; 320 return (v); 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