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 1.13 2004/11/14 13:58:42 eirikn Exp $ 36 */ 37 38 #include <sys/param.h> 39 #include <sys/time.h> 40 #include <sys/resource.h> 41 #include <sys/sysctl.h> 42 #include <sys/ucred.h> 43 #include <sys/user.h> 44 45 #include <err.h> 46 #include <errno.h> 47 #include <stddef.h> 48 #include <stdio.h> 49 #include <stdlib.h> 50 #include <string.h> 51 #include <utmp.h> 52 53 #include "ps.h" 54 55 static VAR *findvar (char *); 56 static int vcmp (const void *, const void *); 57 58 #ifdef NOTINUSE 59 int utime(), stime(), ixrss(), idrss(), isrss(); 60 {{"utime"}, "UTIME", USER, utime, NULL, 4}, 61 {{"stime"}, "STIME", USER, stime, NULL, 4}, 62 {{"ixrss"}, "IXRSS", USER, ixrss, NULL, 4}, 63 {{"idrss"}, "IDRSS", USER, idrss, NULL, 4}, 64 {{"isrss"}, "ISRSS", USER, isrss, NULL, 4}, 65 #endif 66 67 /* Compute offset in common structures. */ 68 #define POFF(x) offsetof(struct proc, x) 69 #define TOFF(x) offsetof(struct thread, x) 70 #define EOFF(x) offsetof(struct eproc, x) 71 #define UOFF(x) offsetof(struct usave, x) 72 #define ROFF(x) offsetof(struct rusage, x) 73 74 #define UIDFMT "u" 75 #define UIDLEN 5 76 #define PIDFMT "d" 77 #define PIDLEN 5 78 #define USERLEN UT_NAMESIZE 79 80 const VAR var[] = { 81 {"%cpu", "%CPU", NULL, 0, pcpu, NULL, 4, 0, 0, NULL, NULL, 0}, 82 {"%mem", "%MEM", NULL, 0, pmem, NULL, 4, 0, 0, NULL, NULL, 0}, 83 {"acflag", "ACFLG", NULL, 0, pvar, NULL, 3, POFF(p_acflag), USHORT, "x", 84 NULL, 0}, 85 {"acflg", "", "acflag", 0, NULL, NULL, 0, 0, 0, NULL, NULL, 0}, 86 {"blocked", "", "sigmask", 0, NULL, NULL, 0, 0, 0, NULL, NULL, 0}, 87 {"caught", "", "sigcatch", 0, NULL, NULL, 0, 0, 0, NULL, NULL, 0}, 88 {"command", "COMMAND", NULL, COMM|LJUST|USER, command, NULL, 16, 0, 0, NULL, 89 NULL, 0}, 90 {"cpu", "CPU", NULL, 0, pvar, NULL, 3, POFF(p_estcpu), UINT, "d", NULL, 0}, 91 {"lastcpu", "C", NULL, 0, pvar, NULL, 3, EOFF(e_cpuid), UINT, "d", NULL, 0}, 92 {"cputime", "", "time", 0, NULL, NULL, 0, 0, 0, NULL, NULL, 0}, 93 {"f", "F", NULL, 0, pvar, NULL, 7, POFF(p_flag), INT, "x", NULL, 0}, 94 {"flags", "", "f", 0, NULL, NULL, 0, 0, 0, NULL, NULL, 0}, 95 {"iac", "IAC", NULL, 0, pvar, NULL, 4, POFF(p_interactive), CHAR, PIDFMT, 96 NULL, 0}, 97 {"ignored", "", "sigignore", 0, NULL, NULL, 0, 0, 0, NULL, NULL, 0}, 98 {"inblk", "INBLK", NULL, USER, rvar, NULL, 4, ROFF(ru_inblock), LONG, "ld", 99 NULL, 0}, 100 {"inblock", "", "inblk", 0, NULL, NULL, 0, 0, 0, NULL, NULL, 0}, 101 {"jobc", "JOBC", NULL, 0, evar, NULL, 4, EOFF(e_jobc), SHORT, "d", NULL, 0}, 102 {"ktrace", "KTRACE", NULL, 0, pvar, NULL, 8, POFF(p_traceflag), INT, "x", 103 NULL, 0}, 104 {"ktracep", "KTRACEP", NULL, 0, pvar, NULL, 8, POFF(p_tracep), LONG, "lx", 105 NULL, 0}, 106 {"lim", "LIM", NULL, 0, maxrss, NULL, 5, 0, 0, NULL, NULL, 0}, 107 {"login", "LOGIN", NULL, LJUST, logname, NULL, MAXLOGNAME-1, 0, 0, NULL, 108 NULL, 0}, 109 {"logname", "", "login", 0, NULL, NULL, 0, 0, 0, NULL, NULL, 0}, 110 {"lstart", "STARTED", NULL, LJUST|USER, lstarted, NULL, 28, 0, 0, NULL, NULL, 111 0}, 112 {"majflt", "MAJFLT", NULL, USER, rvar, NULL, 4, ROFF(ru_majflt), LONG, "ld", 113 NULL, 0}, 114 {"minflt", "MINFLT", NULL, USER, rvar, NULL, 4, ROFF(ru_minflt), LONG, "ld", 115 NULL, 0}, 116 {"msgrcv", "MSGRCV", NULL, USER, rvar, NULL, 4, ROFF(ru_msgrcv), LONG, "ld", 117 NULL, 0}, 118 {"msgsnd", "MSGSND", NULL, USER, rvar, NULL, 4, ROFF(ru_msgsnd), LONG, "ld", 119 NULL, 0}, 120 {"ni", "", "nice", 0, NULL, NULL, 0, 0, 0, NULL, NULL, 0}, 121 {"nice", "NI", NULL, 0, pnice, NULL, 3, 0, 0, NULL, NULL, 0}, 122 {"nivcsw", "NIVCSW", NULL, USER, rvar, NULL, 5, ROFF(ru_nivcsw), LONG, "ld", 123 NULL, 0}, 124 {"nsignals", "", "nsigs", 0, NULL, NULL, 0, 0, 0, NULL, NULL, 0}, 125 {"nsigs", "NSIGS", NULL, USER, rvar, NULL, 4, ROFF(ru_nsignals), LONG, "ld", 126 NULL, 0}, 127 {"nswap", "NSWAP", NULL, USER, rvar, NULL, 4, ROFF(ru_nswap), LONG, "ld", 128 NULL, 0}, 129 {"nvcsw", "NVCSW", NULL, USER, rvar, NULL, 5, ROFF(ru_nvcsw), LONG, "ld", 130 NULL, 0}, 131 {"nwchan", "WCHAN", NULL, 0, tvar, NULL, 8, TOFF(td_wchan), KPTR, "lx", NULL, 132 0}, 133 {"oublk", "OUBLK", NULL, USER, rvar, NULL, 4, ROFF(ru_oublock), LONG, "ld", 134 NULL, 0}, 135 {"oublock", "", "oublk", 0, NULL, NULL, 0, 0 ,0, NULL, NULL, 0}, 136 {"p_ru", "P_RU", NULL, 0, pvar, NULL, 6, POFF(p_ru), KPTR, "lx", NULL, 0}, 137 {"paddr", "PADDR", NULL, 0, evar, NULL, 8, EOFF(e_paddr), KPTR, "lx", NULL, 138 0}, 139 {"pagein", "PAGEIN", NULL, USER, pagein, NULL, 6, 0, 0, NULL, NULL, 0}, 140 {"pcpu", "", "%cpu", 0, NULL, NULL, 0, 0,0, NULL, NULL, 0}, 141 {"pending", "", "sig", 0, NULL, NULL, 0, 0, 0, NULL, NULL, 0}, 142 {"pgid", "PGID", NULL, 0, evar, NULL, PIDLEN, EOFF(e_pgid), UINT, PIDFMT, 143 NULL, 0}, 144 {"pid", "PID", NULL, 0, pvar, NULL, PIDLEN, POFF(p_pid), UINT, PIDFMT, 145 NULL, 0}, 146 {"pmem", "", "%mem", 0, NULL, NULL, 0, 0, 0, NULL, NULL, 0}, 147 {"ppid", "PPID", NULL, 0, evar, NULL, PIDLEN, EOFF(e_ppid), UINT, PIDFMT, 148 NULL, 0}, 149 {"pri", "PRI", NULL, 0, pri, NULL, 3, 0, 0, NULL, NULL, 0}, 150 {"re", "RE", NULL, 0, pvar, NULL, 3, POFF(p_swtime), UINT, "d", NULL, 0}, 151 {"rgid", "RGID", NULL, 0, evar, NULL, UIDLEN, EOFF(e_ucred.cr_rgid), 152 UINT, UIDFMT, NULL, 0}, 153 {"rlink", "RLINK", NULL, 0, pvar, NULL, 8, POFF(p_procq.tqe_prev), KPTR, "lx", 154 NULL, 0}, 155 {"rss", "RSS", NULL, 0, p_rssize, NULL, 4, 0, 0, NULL, NULL, 0}, 156 {"rssize", "", "rsz", 0, NULL, NULL, 0, 0, 0, NULL, NULL, 0}, 157 {"rsz", "RSZ", NULL, 0, rssize, NULL, 4, 0, 0, NULL, NULL, 0}, 158 {"rtprio", "RTPRIO", NULL, 0, rtprior, NULL, 7, POFF(p_rtprio), 0, NULL, NULL, 159 0}, 160 {"ruid", "RUID", NULL, 0, evar, NULL, UIDLEN, EOFF(e_ucred.cr_ruid), 161 UINT, UIDFMT, NULL, 0}, 162 {"ruser", "RUSER", NULL, LJUST|DSIZ, runame, s_runame, USERLEN, 0, 0, NULL, 163 NULL, 0}, 164 {"sess", "SESS", NULL, 0, evar, NULL, 6, EOFF(e_sess), KPTR, "lx", NULL, 0}, 165 {"sig", "PENDING", NULL, 0, pvar, NULL, 8, POFF(p_siglist), INT, "x", NULL, 166 0}, 167 {"sigcatch", "CAUGHT", NULL, 0, evar, NULL, 8, EOFF(e_procsig.ps_sigcatch), 168 UINT, "x", NULL, 0}, 169 {"sigignore", "IGNORED", NULL, 0, evar, NULL, 8, EOFF(e_procsig.ps_sigignore), 170 UINT, "x", NULL, 0}, 171 {"sigmask", "BLOCKED", NULL, 0, pvar, NULL, 8, POFF(p_sigmask), UINT, "x", 172 NULL, 0}, 173 {"sl", "SL", NULL, 0, pvar, NULL, 3, POFF(p_slptime), UINT, "d", NULL, 0}, 174 {"start", "STARTED", NULL, LJUST|USER, started, NULL, 7, 0, 0, NULL, NULL, 0}, 175 {"stat", "", "state", 0, NULL, NULL, 0, 0, 0, NULL, NULL, 0}, 176 {"state", "STAT", NULL, 0, state, NULL, 4, 0, 0, NULL, NULL, 0}, 177 {"svgid", "SVGID", NULL, 0, evar, NULL, UIDLEN, EOFF(e_ucred.cr_svgid), UINT, 178 UIDFMT, NULL, 0}, 179 {"svuid", "SVUID", NULL, 0, evar, NULL, UIDLEN, EOFF(e_ucred.cr_svuid), UINT, 180 UIDFMT, NULL, 0}, 181 {"tdev", "TDEV", NULL, 0, tdev, NULL, 4, 0, 0, NULL, NULL, 0}, 182 {"time", "TIME", NULL, USER, cputime, NULL, 9, 0, 0, NULL, NULL, 0}, 183 {"tpgid", "TPGID", NULL, 0, evar, NULL, 4, EOFF(e_tpgid), UINT, PIDFMT, NULL, 184 0}, 185 {"tsess", "TSESS", NULL, 0, evar, NULL, 6, EOFF(e_tsess), KPTR, "lx", NULL, 0}, 186 {"tsiz", "TSIZ", NULL, 0, tsize, NULL, 4, 0, 0, NULL, NULL, 0}, 187 {"tt", "TT ", NULL, 0, tname, NULL, 4, 0, 0, NULL, NULL, 0}, 188 {"tty", "TTY", NULL, LJUST, longtname, NULL, 8, 0, 0, NULL, NULL, 0}, 189 {"ucomm", "UCOMM", NULL, LJUST, ucomm, NULL, MAXCOMLEN, 0, 0, NULL, NULL, 0}, 190 {"uid", "UID", NULL, 0, evar, NULL, UIDLEN, EOFF(e_ucred.cr_uid), 191 UINT, UIDFMT, NULL, 0}, 192 {"user", "USER", NULL, LJUST|DSIZ, uname, s_uname, USERLEN, 0, 0, NULL, NULL, 193 0}, 194 {"vsize", "", "vsz", 0, 0, NULL, 0, 0, 0, NULL, NULL, 0}, 195 {"vsz", "VSZ", NULL, 0, vsize, NULL, 5, 0, 0, NULL, NULL, 0}, 196 {"wchan", "WCHAN", NULL, LJUST, wchan, NULL, 6, 0, 0, NULL, NULL, 0}, 197 {"xstat", "XSTAT", NULL, 0, pvar, NULL, 4, POFF(p_xstat), USHORT, "x", NULL, 198 0}, 199 {"", NULL, NULL, 0, NULL, NULL, 0, 0, 0, NULL, NULL, 0}, 200 }; 201 202 void 203 showkey(void) 204 { 205 const VAR *v; 206 int i; 207 const char *p, *sep; 208 209 i = 0; 210 sep = ""; 211 for (v = var; *(p = v->name); ++v) { 212 int len = strlen(p); 213 if (termwidth && (i += len + 1) > termwidth) { 214 i = len; 215 sep = "\n"; 216 } 217 printf("%s%s", sep, p); 218 sep = " "; 219 } 220 printf("\n"); 221 } 222 223 void 224 parsefmt(const char *fmt) 225 { 226 static struct varent *vtail; 227 char *p, *op; 228 229 op = p = strdup(fmt); 230 231 if (p == NULL) 232 errx(1, "Not enough memory"); 233 234 #define FMTSEP " \t,\n" 235 while (p && *p) { 236 char *cp; 237 VAR *v; 238 struct varent *vent; 239 240 while ((cp = strsep(&p, FMTSEP)) != NULL && *cp == '\0') 241 /* void */; 242 if (cp == NULL || !(v = findvar(cp))) 243 continue; 244 if ((vent = malloc(sizeof(struct varent))) == NULL) 245 err(1, NULL); 246 vent->var = v; 247 vent->next = NULL; 248 if (vhead == NULL) 249 vhead = vtail = vent; 250 else { 251 vtail->next = vent; 252 vtail = vent; 253 } 254 } 255 if (!vhead) { 256 warnx("no valid keywords; valid keywords:"); 257 showkey(); 258 exit(1); 259 } 260 261 free(op); 262 } 263 264 static VAR * 265 findvar(char *p) 266 { 267 VAR *v, key; 268 char *hp; 269 270 hp = strchr(p, '='); 271 if (hp) 272 *hp++ = '\0'; 273 274 key.name = p; 275 v = bsearch(&key, var, sizeof(var)/sizeof(VAR) - 1, sizeof(VAR), vcmp); 276 277 if (v && v->alias) { 278 if (hp) { 279 warnx("%s: illegal keyword specification", p); 280 eval = 1; 281 } 282 parsefmt(v->alias); 283 return ((VAR *)NULL); 284 } 285 if (!v) { 286 warnx("%s: keyword not found", p); 287 eval = 1; 288 } else if (hp) 289 v->header = hp; 290 return (v); 291 } 292 293 static int 294 vcmp(const void *a, const void *b) 295 { 296 return (strcmp(((const VAR *)a)->name, ((const VAR *)b)->name)); 297 } 298