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 1.17 2004/11/22 06:50:12 dillon 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 proc, x) 72 #define TOFF(x) offsetof(struct thread, x) 73 #define EOFF(x) offsetof(struct eproc, x) 74 #define UOFF(x) offsetof(struct usave, x) 75 #define ROFF(x) offsetof(struct rusage, x) 76 77 #define UIDFMT "u" 78 #define UIDLEN 5 79 #define PIDFMT "d" 80 #define PIDLEN 5 81 #define USERLEN UT_NAMESIZE 82 83 static const VAR var[] = { 84 {"%cpu", "%CPU", NULL, 0, pcpu, NULL, 4, 0, 0, NULL, NULL}, 85 {"%mem", "%MEM", NULL, 0, pmem, NULL, 4, 0, 0, NULL, NULL}, 86 {"acflag", "ACFLG", NULL, 0, pvar, NULL, 3, POFF(p_acflag), USHORT, "x", 87 NULL}, 88 {"acflg", "", "acflag", 0, NULL, NULL, 0, 0, 0, NULL, NULL}, 89 {"blocked", "", "sigmask", 0, NULL, NULL, 0, 0, 0, NULL, NULL}, 90 {"caught", "", "sigcatch", 0, NULL, NULL, 0, 0, 0, NULL, NULL}, 91 {"command", "COMMAND", NULL, COMM|LJUST|USER, command, NULL, 16, 0, 0, NULL, 92 NULL}, 93 {"cpu", "CPU", NULL, 0, pvar, NULL, 3, POFF(p_estcpu), UINT, "d", NULL}, 94 {"lastcpu", "C", NULL, 0, pvar, NULL, 3, EOFF(e_cpuid), UINT, "d", NULL}, 95 {"cputime", "", "time", 0, NULL, NULL, 0, 0, 0, NULL, NULL}, 96 {"f", "F", NULL, 0, pvar, NULL, 7, POFF(p_flag), INT, "x", NULL}, 97 {"flags", "", "f", 0, NULL, NULL, 0, 0, 0, NULL, NULL}, 98 {"iac", "IAC", NULL, 0, pvar, NULL, 4, POFF(p_interactive), CHAR, PIDFMT, 99 NULL}, 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 {"jobc", "JOBC", NULL, 0, evar, NULL, 4, EOFF(e_jobc), SHORT, "d", NULL}, 105 {"ktrace", "KTRACE", NULL, 0, pvar, NULL, 8, POFF(p_traceflag), INT, "x", 106 NULL}, 107 {"ktracep", "KTRACEP", NULL, 0, pvar, NULL, 8, POFF(p_tracep), LONG, "lx", 108 NULL}, 109 {"lim", "LIM", NULL, 0, maxrss, NULL, 5, 0, 0, NULL, NULL}, 110 {"login", "LOGIN", NULL, LJUST, logname, NULL, MAXLOGNAME-1, 0, 0, NULL, 111 NULL}, 112 {"logname", "", "login", 0, NULL, NULL, 0, 0, 0, NULL, NULL}, 113 {"lstart", "STARTED", NULL, LJUST|USER, lstarted, NULL, 28, 0, 0, NULL, NULL}, 114 {"majflt", "MAJFLT", NULL, USER, rvar, NULL, 4, ROFF(ru_majflt), LONG, "ld", 115 NULL}, 116 {"minflt", "MINFLT", NULL, USER, rvar, NULL, 4, ROFF(ru_minflt), LONG, "ld", 117 NULL}, 118 {"msgrcv", "MSGRCV", NULL, USER, rvar, NULL, 4, ROFF(ru_msgrcv), LONG, "ld", 119 NULL}, 120 {"msgsnd", "MSGSND", NULL, USER, rvar, NULL, 4, ROFF(ru_msgsnd), LONG, "ld", 121 NULL}, 122 {"ni", "", "nice", 0, NULL, NULL, 0, 0, 0, NULL, NULL}, 123 {"nice", "NI", NULL, 0, pnice, NULL, 3, 0, 0, NULL, NULL}, 124 {"nivcsw", "NIVCSW", NULL, USER, rvar, NULL, 5, ROFF(ru_nivcsw), LONG, "ld", 125 NULL}, 126 {"nsignals", "", "nsigs", 0, NULL, NULL, 0, 0, 0, NULL, NULL}, 127 {"nsigs", "NSIGS", NULL, USER, rvar, NULL, 4, ROFF(ru_nsignals), LONG, "ld", 128 NULL}, 129 {"nswap", "NSWAP", NULL, USER, rvar, NULL, 4, ROFF(ru_nswap), LONG, "ld", 130 NULL}, 131 {"nvcsw", "NVCSW", NULL, USER, rvar, NULL, 5, ROFF(ru_nvcsw), LONG, "ld", 132 NULL}, 133 {"nwchan", "WCHAN", NULL, 0, tvar, NULL, 8, TOFF(td_wchan), KPTR, "lx", NULL}, 134 {"oublk", "OUBLK", NULL, USER, rvar, NULL, 4, ROFF(ru_oublock), LONG, "ld", 135 NULL}, 136 {"oublock", "", "oublk", 0, NULL, NULL, 0, 0 ,0, NULL, NULL}, 137 {"p_ru", "P_RU", NULL, 0, pvar, NULL, 6, POFF(p_ru), KPTR, "lx", NULL}, 138 {"paddr", "PADDR", NULL, 0, evar, NULL, 8, EOFF(e_paddr), KPTR, "lx", NULL}, 139 {"pagein", "PAGEIN", NULL, USER, pagein, NULL, 6, 0, 0, NULL, NULL}, 140 {"pcpu", "", "%cpu", 0, NULL, NULL, 0, 0,0, NULL, NULL}, 141 {"pending", "", "sig", 0, NULL, NULL, 0, 0, 0, NULL, NULL}, 142 {"pgid", "PGID", NULL, 0, evar, NULL, PIDLEN, EOFF(e_pgid), UINT, PIDFMT, 143 NULL}, 144 {"pid", "PID", NULL, 0, pvar, NULL, PIDLEN, POFF(p_pid), UINT, PIDFMT, 145 NULL}, 146 {"pmem", "", "%mem", 0, NULL, NULL, 0, 0, 0, NULL, NULL}, 147 {"ppid", "PPID", NULL, 0, evar, NULL, PIDLEN, EOFF(e_ppid), UINT, PIDFMT, 148 NULL}, 149 {"pri", "PRI", NULL, 0, pri, NULL, 3, 0, 0, NULL, NULL}, 150 {"re", "RE", NULL, 0, pvar, NULL, 3, POFF(p_swtime), UINT, "d", NULL}, 151 {"rgid", "RGID", NULL, 0, evar, NULL, UIDLEN, EOFF(e_ucred.cr_rgid), 152 UINT, UIDFMT, NULL}, 153 {"rlink", "RLINK", NULL, 0, pvar, NULL, 8, POFF(p_procq.tqe_prev), KPTR, "lx", 154 NULL}, 155 {"rss", "RSS", NULL, 0, p_rssize, NULL, 4, 0, 0, NULL, NULL}, 156 {"rssize", "", "rsz", 0, NULL, NULL, 0, 0, 0, NULL, NULL}, 157 {"rsz", "RSZ", NULL, 0, rssize, NULL, 4, 0, 0, NULL, NULL}, 158 {"rtprio", "RTPRIO", NULL, 0, rtprior, NULL, 7, POFF(p_rtprio), 0, NULL, NULL}, 159 {"ruid", "RUID", NULL, 0, evar, NULL, UIDLEN, EOFF(e_ucred.cr_ruid), 160 UINT, UIDFMT, NULL}, 161 {"ruser", "RUSER", NULL, LJUST|DSIZ, runame, s_runame, USERLEN, 0, 0, NULL, 162 NULL}, 163 {"sess", "SESS", NULL, 0, evar, NULL, 6, EOFF(e_sess), KPTR, "lx", NULL}, 164 {"sig", "PENDING", NULL, 0, pvar, NULL, 8, POFF(p_siglist), INT, "x", NULL}, 165 {"sigcatch", "CAUGHT", NULL, 0, evar, NULL, 8, EOFF(e_procsig.ps_sigcatch), 166 UINT, "x", NULL}, 167 {"sigignore", "IGNORED", NULL, 0, evar, NULL, 8, EOFF(e_procsig.ps_sigignore), 168 UINT, "x", NULL}, 169 {"sigmask", "BLOCKED", NULL, 0, pvar, NULL, 8, POFF(p_sigmask), UINT, "x", 170 NULL}, 171 {"sl", "SL", NULL, 0, pvar, NULL, 3, POFF(p_slptime), UINT, "d", NULL}, 172 {"start", "STARTED", NULL, LJUST|USER, started, NULL, 7, 0, 0, NULL, NULL}, 173 {"stat", "", "state", 0, NULL, NULL, 0, 0, 0, NULL, NULL}, 174 {"state", "STAT", NULL, 0, state, NULL, 4, 0, 0, NULL, NULL}, 175 {"svgid", "SVGID", NULL, 0, evar, NULL, UIDLEN, EOFF(e_ucred.cr_svgid), UINT, 176 UIDFMT, NULL}, 177 {"svuid", "SVUID", NULL, 0, evar, NULL, UIDLEN, EOFF(e_ucred.cr_svuid), UINT, 178 UIDFMT, NULL}, 179 {"tdev", "TDEV", NULL, 0, tdev, NULL, 4, 0, 0, NULL, NULL}, 180 {"tdpri", "TDPRI", NULL, 0, tdpri, NULL, 5, 0, 0, NULL, NULL}, 181 {"time", "TIME", NULL, USER, cputime, NULL, 9, 0, 0, NULL, NULL}, 182 {"tpgid", "TPGID", NULL, 0, evar, NULL, 4, EOFF(e_tpgid), UINT, PIDFMT, NULL}, 183 {"tsess", "TSESS", NULL, 0, evar, NULL, 6, EOFF(e_tsess), KPTR, "lx", NULL}, 184 {"tsiz", "TSIZ", NULL, 0, tsize, NULL, 4, 0, 0, NULL, NULL}, 185 {"tt", "TT ", NULL, 0, tname, NULL, 4, 0, 0, NULL, NULL}, 186 {"tty", "TTY", NULL, LJUST, longtname, NULL, 8, 0, 0, NULL, NULL}, 187 {"ucomm", "UCOMM", NULL, LJUST, ucomm, NULL, MAXCOMLEN, 0, 0, NULL, NULL}, 188 {"uid", "UID", NULL, 0, evar, NULL, UIDLEN, EOFF(e_ucred.cr_uid), 189 UINT, UIDFMT, NULL}, 190 {"user", "USER", NULL, LJUST|DSIZ, uname, s_uname, USERLEN, 0, 0, NULL, NULL}, 191 {"vsize", "", "vsz", 0, 0, NULL, 0, 0, 0, NULL, NULL}, 192 {"vsz", "VSZ", NULL, 0, vsize, NULL, 5, 0, 0, NULL, NULL}, 193 {"wchan", "WCHAN", NULL, LJUST, wchan, NULL, 6, 0, 0, NULL, NULL}, 194 {"xstat", "XSTAT", NULL, 0, pvar, NULL, 4, POFF(p_xstat), USHORT, "x", NULL}, 195 {"", NULL, NULL, 0, NULL, NULL, 0, 0, 0, NULL, NULL}, 196 }; 197 198 void 199 showkey(void) 200 { 201 const VAR *v; 202 int i; 203 const char *p, *sep; 204 205 i = 0; 206 sep = ""; 207 for (v = var; *(p = v->name); ++v) { 208 int len = strlen(p); 209 if (termwidth && (i += len + 1) > termwidth) { 210 i = len; 211 sep = "\n"; 212 } 213 printf("%s%s", sep, p); 214 sep = " "; 215 } 216 printf("\n"); 217 } 218 219 void 220 parsefmt(const char *fmt) 221 { 222 struct varent *vent; 223 char *p, *op; 224 const char *cp; 225 226 op = p = strdup(fmt); 227 228 if (op == NULL) 229 errx(1, "Not enough memory"); 230 231 #define FMTSEP " \t,\n" 232 while (p != NULL && *p != '\0') { 233 while ((cp = strsep(&p, FMTSEP)) != NULL && *cp == '\0') 234 /* void */; 235 if (cp == NULL) 236 continue; 237 if ((vent = makevarent(cp)) == NULL) 238 continue; 239 STAILQ_INSERT_TAIL(&var_head, vent, link); 240 } 241 if (STAILQ_EMPTY(&var_head)) { 242 warnx("no valid keywords; valid keywords:"); 243 showkey(); 244 exit(1); 245 } 246 247 free(op); 248 } 249 250 static struct varent * 251 makevarent(const char *p) 252 { 253 struct varent *vent = NULL; 254 const VAR *v; 255 VAR key; 256 char *hp; 257 258 hp = strchr(p, '='); 259 if (hp) 260 *hp++ = '\0'; 261 262 key.name = p; 263 v = bsearch(&key, var, sizeof(var)/sizeof(VAR) - 1, sizeof(VAR), vcmp); 264 265 if (v && v->alias) { 266 if (hp) { 267 warnx("%s: illegal keyword specification", p); 268 eval = 1; 269 } 270 parsefmt(v->alias); 271 return(NULL); 272 } 273 if (!v) { 274 warnx("%s: keyword not found", p); 275 eval = 1; 276 return(NULL); 277 } 278 if ((vent = malloc(sizeof(struct varent))) == NULL) 279 err(1, NULL); 280 vent->var = v; 281 vent->width = v->width; 282 if (hp) { 283 vent->header = strdup(hp); 284 if (vent->header == NULL) 285 err(1, "Not enough memory"); 286 } 287 else 288 vent->header = v->header; 289 return (vent); 290 } 291 292 static int 293 vcmp(const void *a, const void *b) 294 { 295 return (strcmp(((const VAR *)a)->name, ((const VAR *)b)->name)); 296 } 297