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 * 4. Neither the name of the University nor the names of its contributors 14 * may be used to endorse or promote products derived from this software 15 * without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30 #if 0 31 #ifndef lint 32 static char sccsid[] = "@(#)keyword.c 8.5 (Berkeley) 4/2/94"; 33 #endif /* not lint */ 34 #endif 35 #include <sys/cdefs.h> 36 __FBSDID("$FreeBSD$"); 37 38 #include <sys/param.h> 39 #include <sys/time.h> 40 #include <sys/resource.h> 41 #include <sys/proc.h> 42 #include <sys/sysctl.h> 43 #include <sys/user.h> 44 45 #include <err.h> 46 #include <stddef.h> 47 #include <stdio.h> 48 #include <stdlib.h> 49 #include <string.h> 50 51 #include "ps.h" 52 53 static VAR *findvar(char *, int, char **header); 54 static int vcmp(const void *, const void *); 55 56 /* Compute offset in common structures. */ 57 #define KOFF(x) offsetof(struct kinfo_proc, x) 58 #define ROFF(x) offsetof(struct rusage, x) 59 60 #define LWPFMT "d" 61 #define NLWPFMT "d" 62 #define UIDFMT "u" 63 #define PIDFMT "d" 64 65 /* PLEASE KEEP THE TABLE BELOW SORTED ALPHABETICALLY!!! */ 66 static VAR var[] = { 67 {"%cpu", "%CPU", NULL, 0, pcpu, 0, CHAR, NULL, 0}, 68 {"%mem", "%MEM", NULL, 0, pmem, 0, CHAR, NULL, 0}, 69 {"acflag", "ACFLG", NULL, 0, kvar, KOFF(ki_acflag), USHORT, "x", 0}, 70 {"acflg", "", "acflag", 0, NULL, 0, CHAR, NULL, 0}, 71 {"args", "COMMAND", NULL, COMM|LJUST|USER, arguments, 0, 72 CHAR, NULL, 0}, 73 {"blocked", "", "sigmask", 0, NULL, 0, CHAR, NULL, 0}, 74 {"caught", "", "sigcatch", 0, NULL, 0, CHAR, NULL, 0}, 75 {"class", "CLASS", NULL, LJUST, loginclass, 0, CHAR, NULL, 0}, 76 {"comm", "COMMAND", NULL, LJUST, ucomm, 0, CHAR, NULL, 0}, 77 {"command", "COMMAND", NULL, COMM|LJUST|USER, command, 0, 78 CHAR, NULL, 0}, 79 {"cow", "COW", NULL, 0, kvar, KOFF(ki_cow), UINT, "u", 0}, 80 {"cpu", "CPU", NULL, 0, kvar, KOFF(ki_estcpu), UINT, "d", 0}, 81 {"cputime", "", "time", 0, NULL, 0, CHAR, NULL, 0}, 82 {"dsiz", "DSIZ", NULL, 0, kvar, KOFF(ki_dsize), PGTOK, "ld", 0}, 83 {"egid", "", "gid", 0, NULL, 0, CHAR, NULL, 0}, 84 {"egroup", "", "group", 0, NULL, 0, CHAR, NULL, 0}, 85 {"emul", "EMUL", NULL, LJUST, emulname, 0, CHAR, NULL, 0}, 86 {"etime", "ELAPSED", NULL, USER, elapsed, 0, CHAR, NULL, 0}, 87 {"etimes", "ELAPSED", NULL, USER, elapseds, 0, CHAR, NULL, 0}, 88 {"euid", "", "uid", 0, NULL, 0, CHAR, NULL, 0}, 89 {"f", "F", NULL, 0, kvar, KOFF(ki_flag), INT, "x", 0}, 90 {"fib", "FIB", NULL, 0, kvar, KOFF(ki_fibnum), INT, "d", 0}, 91 {"flags", "", "f", 0, NULL, 0, CHAR, NULL, 0}, 92 {"gid", "GID", NULL, 0, kvar, KOFF(ki_groups), UINT, UIDFMT, 0}, 93 {"group", "GROUP", NULL, LJUST, egroupname, 0, CHAR, NULL, 0}, 94 {"ignored", "", "sigignore", 0, NULL, 0, CHAR, NULL, 0}, 95 {"inblk", "INBLK", NULL, USER, rvar, ROFF(ru_inblock), LONG, "ld", 0}, 96 {"inblock", "", "inblk", 0, NULL, 0, CHAR, NULL, 0}, 97 {"jid", "JID", NULL, 0, kvar, KOFF(ki_jid), INT, "d", 0}, 98 {"jobc", "JOBC", NULL, 0, kvar, KOFF(ki_jobc), SHORT, "d", 0}, 99 {"ktrace", "KTRACE", NULL, 0, kvar, KOFF(ki_traceflag), INT, "x", 0}, 100 {"label", "LABEL", NULL, LJUST, label, 0, CHAR, NULL, 0}, 101 {"lim", "LIM", NULL, 0, maxrss, 0, CHAR, NULL, 0}, 102 {"lockname", "LOCK", NULL, LJUST, lockname, 0, CHAR, NULL, 0}, 103 {"login", "LOGIN", NULL, LJUST, logname, 0, CHAR, NULL, 0}, 104 {"logname", "", "login", 0, NULL, 0, CHAR, NULL, 0}, 105 {"lstart", "STARTED", NULL, LJUST|USER, lstarted, 0, CHAR, NULL, 0}, 106 {"lwp", "LWP", NULL, 0, kvar, KOFF(ki_tid), UINT, LWPFMT, 0}, 107 {"majflt", "MAJFLT", NULL, USER, rvar, ROFF(ru_majflt), LONG, "ld", 0}, 108 {"minflt", "MINFLT", NULL, USER, rvar, ROFF(ru_minflt), LONG, "ld", 0}, 109 {"msgrcv", "MSGRCV", NULL, USER, rvar, ROFF(ru_msgrcv), LONG, "ld", 0}, 110 {"msgsnd", "MSGSND", NULL, USER, rvar, ROFF(ru_msgsnd), LONG, "ld", 0}, 111 {"mwchan", "MWCHAN", NULL, LJUST, mwchan, 0, CHAR, NULL, 0}, 112 {"ni", "", "nice", 0, NULL, 0, CHAR, NULL, 0}, 113 {"nice", "NI", NULL, 0, kvar, KOFF(ki_nice), CHAR, "d", 0}, 114 {"nivcsw", "NIVCSW", NULL, USER, rvar, ROFF(ru_nivcsw), LONG, "ld", 0}, 115 {"nlwp", "NLWP", NULL, 0, kvar, KOFF(ki_numthreads), UINT, NLWPFMT, 0}, 116 {"nsignals", "", "nsigs", 0, NULL, 0, CHAR, NULL, 0}, 117 {"nsigs", "NSIGS", NULL, USER, rvar, ROFF(ru_nsignals), LONG, "ld", 0}, 118 {"nswap", "NSWAP", NULL, USER, rvar, ROFF(ru_nswap), LONG, "ld", 0}, 119 {"nvcsw", "NVCSW", NULL, USER, rvar, ROFF(ru_nvcsw), LONG, "ld", 0}, 120 {"nwchan", "NWCHAN", NULL, LJUST, nwchan, 0, CHAR, NULL, 0}, 121 {"oublk", "OUBLK", NULL, USER, rvar, ROFF(ru_oublock), LONG, "ld", 0}, 122 {"oublock", "", "oublk", 0, NULL, 0, CHAR, NULL, 0}, 123 {"paddr", "PADDR", NULL, 0, kvar, KOFF(ki_paddr), KPTR, "lx", 0}, 124 {"pagein", "PAGEIN", NULL, USER, pagein, 0, CHAR, NULL, 0}, 125 {"pcpu", "", "%cpu", 0, NULL, 0, CHAR, NULL, 0}, 126 {"pending", "", "sig", 0, NULL, 0, CHAR, NULL, 0}, 127 {"pgid", "PGID", NULL, 0, kvar, KOFF(ki_pgid), UINT, PIDFMT, 0}, 128 {"pid", "PID", NULL, 0, kvar, KOFF(ki_pid), UINT, PIDFMT, 0}, 129 {"pmem", "", "%mem", 0, NULL, 0, CHAR, NULL, 0}, 130 {"ppid", "PPID", NULL, 0, kvar, KOFF(ki_ppid), UINT, PIDFMT, 0}, 131 {"pri", "PRI", NULL, 0, pri, 0, CHAR, NULL, 0}, 132 {"re", "RE", NULL, INF127, kvar, KOFF(ki_swtime), UINT, "d", 0}, 133 {"rgid", "RGID", NULL, 0, kvar, KOFF(ki_rgid), UINT, UIDFMT, 0}, 134 {"rgroup", "RGROUP", NULL, LJUST, rgroupname, 0, CHAR, NULL, 0}, 135 {"rss", "RSS", NULL, 0, kvar, KOFF(ki_rssize), PGTOK, "ld", 0}, 136 {"rtprio", "RTPRIO", NULL, 0, priorityr, KOFF(ki_pri), CHAR, NULL, 0}, 137 {"ruid", "RUID", NULL, 0, kvar, KOFF(ki_ruid), UINT, UIDFMT, 0}, 138 {"ruser", "RUSER", NULL, LJUST, runame, 0, CHAR, NULL, 0}, 139 {"sid", "SID", NULL, 0, kvar, KOFF(ki_sid), UINT, PIDFMT, 0}, 140 {"sig", "PENDING", NULL, 0, kvar, KOFF(ki_siglist), INT, "x", 0}, 141 {"sigcatch", "CAUGHT", NULL, 0, kvar, KOFF(ki_sigcatch), UINT, "x", 0}, 142 {"sigignore", "IGNORED", NULL, 0, kvar, KOFF(ki_sigignore), 143 UINT, "x", 0}, 144 {"sigmask", "BLOCKED", NULL, 0, kvar, KOFF(ki_sigmask), UINT, "x", 0}, 145 {"sl", "SL", NULL, INF127, kvar, KOFF(ki_slptime), UINT, "d", 0}, 146 {"ssiz", "SSIZ", NULL, 0, kvar, KOFF(ki_ssize), PGTOK, "ld", 0}, 147 {"start", "STARTED", NULL, LJUST|USER, started, 0, CHAR, NULL, 0}, 148 {"stat", "", "state", 0, NULL, 0, CHAR, NULL, 0}, 149 {"state", "STAT", NULL, LJUST, state, 0, CHAR, NULL, 0}, 150 {"svgid", "SVGID", NULL, 0, kvar, KOFF(ki_svgid), UINT, UIDFMT, 0}, 151 {"svuid", "SVUID", NULL, 0, kvar, KOFF(ki_svuid), UINT, UIDFMT, 0}, 152 {"systime", "SYSTIME", NULL, USER, systime, 0, CHAR, NULL, 0}, 153 {"tdaddr", "TDADDR", NULL, 0, kvar, KOFF(ki_tdaddr), KPTR, "lx", 0}, 154 {"tdev", "TDEV", NULL, 0, tdev, 0, CHAR, NULL, 0}, 155 {"tdnam", "TDNAM", NULL, LJUST, tdnam, 0, CHAR, NULL, 0}, 156 {"time", "TIME", NULL, USER, cputime, 0, CHAR, NULL, 0}, 157 {"tpgid", "TPGID", NULL, 0, kvar, KOFF(ki_tpgid), UINT, PIDFMT, 0}, 158 {"tsid", "TSID", NULL, 0, kvar, KOFF(ki_tsid), UINT, PIDFMT, 0}, 159 {"tsiz", "TSIZ", NULL, 0, kvar, KOFF(ki_tsize), PGTOK, "ld", 0}, 160 {"tt", "TT ", NULL, 0, tname, 0, CHAR, NULL, 0}, 161 {"tty", "TTY", NULL, LJUST, longtname, 0, CHAR, NULL, 0}, 162 {"ucomm", "UCOMM", NULL, LJUST, ucomm, 0, CHAR, NULL, 0}, 163 {"uid", "UID", NULL, 0, kvar, KOFF(ki_uid), UINT, UIDFMT, 0}, 164 {"upr", "UPR", NULL, 0, upr, 0, CHAR, NULL, 0}, 165 {"uprocp", "UPROCP", NULL, 0, kvar, KOFF(ki_paddr), KPTR, "lx", 0}, 166 {"user", "USER", NULL, LJUST, uname, 0, CHAR, NULL, 0}, 167 {"usertime", "USERTIME", NULL, USER, usertime, 0, CHAR, NULL, 0}, 168 {"usrpri", "", "upr", 0, NULL, 0, CHAR, NULL, 0}, 169 {"vsize", "", "vsz", 0, NULL, 0, CHAR, NULL, 0}, 170 {"vsz", "VSZ", NULL, 0, vsize, 0, CHAR, NULL, 0}, 171 {"wchan", "WCHAN", NULL, LJUST, wchan, 0, CHAR, NULL, 0}, 172 {"xstat", "XSTAT", NULL, 0, kvar, KOFF(ki_xstat), USHORT, "x", 0}, 173 {"", NULL, NULL, 0, NULL, 0, CHAR, NULL, 0}, 174 }; 175 176 void 177 showkey(void) 178 { 179 VAR *v; 180 int i; 181 const char *p, *sep; 182 183 i = 0; 184 sep = ""; 185 for (v = var; *(p = v->name); ++v) { 186 int len = strlen(p); 187 if (termwidth && (i += len + 1) > termwidth) { 188 i = len; 189 sep = "\n"; 190 } 191 (void) printf("%s%s", sep, p); 192 sep = " "; 193 } 194 (void) printf("\n"); 195 } 196 197 void 198 parsefmt(const char *p, int user) 199 { 200 char *tempstr, *tempstr1; 201 202 #define FMTSEP " \t,\n" 203 tempstr1 = tempstr = strdup(p); 204 while (tempstr && *tempstr) { 205 char *cp, *hp; 206 VAR *v; 207 struct varent *vent; 208 209 /* 210 * If an item contains an equals sign, it specifies a column 211 * header, may contain embedded separator characters and 212 * is always the last item. 213 */ 214 if (tempstr[strcspn(tempstr, "="FMTSEP)] != '=') 215 while ((cp = strsep(&tempstr, FMTSEP)) != NULL && 216 *cp == '\0') 217 /* void */; 218 else { 219 cp = tempstr; 220 tempstr = NULL; 221 } 222 if (cp == NULL || !(v = findvar(cp, user, &hp))) 223 continue; 224 if (!user) { 225 /* 226 * If the user is NOT adding this field manually, 227 * get on with our lives if this VAR is already 228 * represented in the list. 229 */ 230 vent = find_varentry(v); 231 if (vent != NULL) 232 continue; 233 } 234 if ((vent = malloc(sizeof(struct varent))) == NULL) 235 errx(1, "malloc failed"); 236 vent->header = v->header; 237 if (hp) { 238 hp = strdup(hp); 239 if (hp) 240 vent->header = hp; 241 } 242 vent->var = malloc(sizeof(*vent->var)); 243 if (vent->var == NULL) 244 errx(1, "malloc failed"); 245 memcpy(vent->var, v, sizeof(*vent->var)); 246 STAILQ_INSERT_TAIL(&varlist, vent, next_ve); 247 } 248 free(tempstr1); 249 if (STAILQ_EMPTY(&varlist)) { 250 warnx("no valid keywords; valid keywords:"); 251 showkey(); 252 exit(1); 253 } 254 } 255 256 static VAR * 257 findvar(char *p, int user, char **header) 258 { 259 size_t rflen; 260 VAR *v, key; 261 char *hp, *realfmt; 262 263 hp = strchr(p, '='); 264 if (hp) 265 *hp++ = '\0'; 266 267 key.name = p; 268 v = bsearch(&key, var, sizeof(var)/sizeof(VAR) - 1, sizeof(VAR), vcmp); 269 270 if (v && v->alias) { 271 /* 272 * If the user specified an alternate-header for this 273 * (aliased) format-name, then we need to copy that 274 * alternate-header when making the recursive call to 275 * process the alias. 276 */ 277 if (hp == NULL) 278 parsefmt(v->alias, user); 279 else { 280 /* 281 * XXX - This processing will not be correct for 282 * any alias which expands into a list of format 283 * keywords. Presently there are no aliases 284 * which do that. 285 */ 286 rflen = strlen(v->alias) + strlen(hp) + 2; 287 realfmt = malloc(rflen); 288 if (realfmt == NULL) 289 errx(1, "malloc failed"); 290 snprintf(realfmt, rflen, "%s=%s", v->alias, hp); 291 parsefmt(realfmt, user); 292 free(realfmt); 293 } 294 return ((VAR *)NULL); 295 } 296 if (!v) { 297 warnx("%s: keyword not found", p); 298 eval = 1; 299 } 300 if (header) 301 *header = hp; 302 return (v); 303 } 304 305 static int 306 vcmp(const void *a, const void *b) 307 { 308 return (strcmp(((const VAR *)a)->name, ((const VAR *)b)->name)); 309 } 310