1 /* $OpenBSD: keyword.c,v 1.28 2008/03/08 19:20:12 millert Exp $ */ 2 /* $NetBSD: keyword.c,v 1.12.6.1 1996/05/30 21:25:13 cgd Exp $ */ 3 4 /*- 5 * Copyright (c) 1990, 1993, 1994 6 * The Regents of the University of California. All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. Neither the name of the University nor the names of its contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 */ 32 33 #ifndef lint 34 #if 0 35 static char sccsid[] = "@(#)keyword.c 8.5 (Berkeley) 4/2/94"; 36 #else 37 static char rcsid[] = "$OpenBSD: keyword.c,v 1.28 2008/03/08 19:20:12 millert Exp $"; 38 #endif 39 #endif /* not lint */ 40 41 #include <sys/param.h> 42 #include <sys/time.h> 43 #include <sys/resource.h> 44 #include <sys/proc.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 53 #include "ps.h" 54 55 #include <sys/ucred.h> 56 #include <sys/sysctl.h> 57 58 static VAR *findvar(char *); 59 static int vcmp(const void *, const void *); 60 61 #ifdef NOTINUSE 62 int utime(), stime(), ixrss(), idrss(), isrss(); 63 {{"utime"}, "UTIME", USER, utime, 4}, 64 {{"stime"}, "STIME", USER, stime, 4}, 65 {{"ixrss"}, "IXRSS", USER, ixrss, 4}, 66 {{"idrss"}, "IDRSS", USER, idrss, 4}, 67 {{"isrss"}, "ISRSS", USER, isrss, 4}, 68 #endif 69 70 /* Compute offset in common structures. */ 71 #define POFF(x) offsetof(struct kinfo_proc2, x) 72 73 #define UIDFMT "u" 74 #define UIDLEN 5 75 #define UID(n1, n2, fn, off) \ 76 { n1, n2, NULL, 0, fn, UIDLEN, 0, off, UINT32, UIDFMT } 77 #define GID(n1, n2, fn, off) UID(n1, n2, fn, off) 78 79 #define PIDFMT "d" 80 #define PIDLEN 5 81 #define PID(n1, n2, fn, off) \ 82 { n1, n2, NULL, 0, fn, PIDLEN, 0, off, INT32, PIDFMT } 83 84 #define USERLEN 8 85 86 /* Bit types must match their respective entries in struct kinfo_proc2 */ 87 VAR var[] = { 88 {"%cpu", "%CPU", NULL, NLIST, pcpu, 4}, 89 {"%mem", "%MEM", NULL, NLIST, pmem, 4}, 90 {"acflag", "ACFLG", NULL, 0, pvar, 3, 0, POFF(p_acflag), UINT16, "x"}, 91 {"acflg", "", "acflag"}, 92 {"args", "", "command"}, 93 {"blocked", "", "sigmask"}, 94 {"caught", "", "sigcatch"}, 95 {"comm", "", "ucomm"}, 96 {"command", "COMMAND", NULL, COMM|LJUST|USER, command, 16}, 97 {"cpu", "CPU", NULL, 0, pvar, 3, 0, POFF(p_estcpu), UINT32, "d"}, 98 {"cpuid", "CPUID", NULL, 0, pvar, 8, 0, POFF(p_cpuid), UINT64, "lld"}, 99 {"cputime", "", "time"}, 100 {"dsiz", "DSIZ", NULL, 0, dsize, 4}, 101 {"emul", "EMUL", NULL, LJUST, emulname, EMULNAMELEN}, 102 {"etime", "", "start"}, 103 {"f", "F", NULL, 0, pvar, 7, 0, POFF(p_flag), INT32, "x"}, 104 {"flags", "", "f"}, 105 GID("gid", "GID", pvar, POFF(p_gid)), 106 {"group", "GROUP", NULL, LJUST, gname, USERLEN}, 107 {"ignored", "", "sigignore"}, 108 {"inblk", "INBLK", NULL, USER, pvar, 4, 0, POFF(p_uru_inblock), UINT64, "lld"}, 109 {"inblock", "", "inblk"}, 110 {"jobc", "JOBC", NULL, 0, pvar, 4, 0, POFF(p_jobc), INT16, "d"}, 111 {"ktrace", "KTRACE", NULL, 0, pvar, 8, 0, POFF(p_traceflag), INT32, "x"}, 112 /* XXX */ 113 {"ktracep", "KTRACEP", NULL, 0, pvar, 8, 0, POFF(p_tracep), UINT64, "llx"}, 114 {"lim", "LIM", NULL, 0, maxrss, 5}, 115 {"login", "LOGIN", NULL, LJUST, logname, MAXLOGNAME}, 116 {"logname", "", "login"}, 117 {"lstart", "STARTED", NULL, LJUST|USER, lstarted, 28}, 118 {"majflt", "MAJFLT", NULL, USER, pvar, 4, 0, POFF(p_uru_majflt), UINT64, "lld"}, 119 {"minflt", "MINFLT", NULL, USER, pvar, 4, 0, POFF(p_uru_minflt), UINT64, "lld"}, 120 {"msgrcv", "MSGRCV", NULL, USER, pvar, 4, 0, POFF(p_uru_msgrcv), UINT64, "lld"}, 121 {"msgsnd", "MSGSND", NULL, USER, pvar, 4, 0, POFF(p_uru_msgsnd), UINT64, "lld"}, 122 {"ni", "", "nice"}, 123 {"nice", "NI", NULL, 0, pnice, 3}, 124 {"nivcsw", "NIVCSW", NULL, USER, pvar, 5, 0, POFF(p_uru_nivcsw), UINT64, "lld"}, 125 {"nsignals", "", "nsigs"}, 126 {"nsigs", "NSIGS", NULL, USER, pvar, 4, 0, POFF(p_uru_nsignals), UINT64, "lld"}, 127 {"nswap", "NSWAP", NULL, USER, pvar, 4, 0, POFF(p_uru_nswap), UINT64, "lld"}, 128 {"nvcsw", "NVCSW", NULL, USER, pvar, 5, 0, POFF(p_uru_nvcsw), UINT64, "lld"}, 129 /* XXX */ 130 {"nwchan", "WCHAN", NULL, 0, pvar, 7, 0, POFF(p_wchan), UINT64, "llx"}, 131 {"oublk", "OUBLK", NULL, USER, pvar, 4, 0, POFF(p_uru_oublock), UINT64, "lld"}, 132 {"oublock", "", "oublk"}, 133 /* XXX */ 134 {"p_ru", "P_RU", NULL, 0, pvar, 6, 0, POFF(p_ru), UINT64, "llx"}, 135 /* XXX */ 136 {"paddr", "PADDR", NULL, 0, pvar, 6, 0, POFF(p_paddr), UINT64, "llx"}, 137 {"pagein", "PAGEIN", NULL, USER, pagein, 6}, 138 {"pcpu", "", "%cpu"}, 139 {"pending", "", "sig"}, 140 PID("pgid", "PGID", pvar, POFF(p__pgid)), 141 PID("pid", "PID", pvar, POFF(p_pid)), 142 {"pmem", "", "%mem"}, 143 PID("ppid", "PPID", pvar, POFF(p_ppid)), 144 {"pri", "PRI", NULL, 0, pri, 3}, 145 {"re", "RE", NULL, INF127, pvar, 3, 0, POFF(p_swtime), UINT32, "u"}, 146 GID("rgid", "RGID", pvar, POFF(p_rgid)), 147 /* XXX */ 148 {"rgroup", "RGROUP", NULL, LJUST, rgname, USERLEN}, 149 {"rlink", "RLINK", NULL, 0, pvar, 8, 0, POFF(p_back), UINT64, "llx"}, 150 {"rss", "RSS", NULL, 0, p_rssize, 5}, 151 {"rssize", "", "rsz"}, 152 {"rsz", "RSZ", NULL, 0, rssize, 4}, 153 UID("ruid", "RUID", pvar, POFF(p_ruid)), 154 {"ruser", "RUSER", NULL, LJUST, runame, USERLEN}, 155 {"sess", "SESS", NULL, 0, pvar, PTRWIDTH, 0, POFF(p_sess), UINT64, "llx"}, 156 {"sig", "PENDING", NULL, 0, pvar, 8, 0, POFF(p_siglist), INT32, "x"}, 157 {"sigcatch", "CAUGHT", NULL, 0, pvar, 8, 0, POFF(p_sigcatch), UINT32, "x"}, 158 {"sigignore", "IGNORED", 159 NULL, 0, pvar, 8, 0, POFF(p_sigignore), UINT32, "x"}, 160 {"sigmask", "BLOCKED", NULL, 0, pvar, 8, 0, POFF(p_sigmask), UINT32, "x"}, 161 {"sl", "SL", NULL, INF127, pvar, 3, 0, POFF(p_slptime), UINT32, "u"}, 162 {"ssiz", "SSIZ", NULL, 0, ssize, 4}, 163 {"start", "STARTED", NULL, LJUST|USER, started, 8}, 164 {"stat", "", "state"}, 165 {"state", "STAT", NULL, LJUST|NLIST, state, 5}, 166 GID("svgid", "SVGID", pvar, POFF(p_svgid)), 167 UID("svuid", "SVUID", pvar, POFF(p_svuid)), 168 {"tdev", "TDEV", NULL, 0, tdev, 4}, 169 {"time", "TIME", NULL, USER, cputime, 9}, 170 PID("tpgid", "TPGID", pvar, POFF(p_tpgid)), 171 {"tsess", "TSESS", NULL, 0, pvar, PTRWIDTH, 0, POFF(p_tsess), UINT64, "llx"}, 172 {"tsiz", "TSIZ", NULL, 0, tsize, 4}, 173 {"tt", "TT", NULL, LJUST, tname, 3}, 174 {"tty", "TTY", NULL, LJUST, longtname, 8}, 175 {"ucomm", "UCOMM", NULL, LJUST, ucomm, MAXCOMLEN}, 176 UID("uid", "UID", pvar, POFF(p_uid)), 177 {"upr", "UPR", NULL, 0, pvar, 3, 0, POFF(p_usrpri), UINT8, "d"}, 178 {"user", "USER", NULL, LJUST, euname, USERLEN}, 179 {"usrpri", "", "upr"}, 180 {"vsize", "", "vsz"}, 181 {"vsz", "VSZ", NULL, 0, vsize, 5}, 182 {"wchan", "WCHAN", NULL, LJUST, wchan, 7}, 183 {"xstat", "XSTAT", NULL, 0, pvar, 4, 0, POFF(p_xstat), UINT16, "x"}, 184 {""}, 185 }; 186 187 void 188 showkey(void) 189 { 190 VAR *v; 191 int i; 192 char *p, *sep; 193 194 i = 0; 195 sep = ""; 196 for (v = var; *(p = v->name); ++v) { 197 int len = strlen(p); 198 if (termwidth && (i += len + 1) > termwidth) { 199 i = len; 200 sep = "\n"; 201 } 202 (void) printf("%s%s", sep, p); 203 sep = " "; 204 } 205 (void) printf("\n"); 206 } 207 208 void 209 parsefmt(char *p) 210 { 211 static struct varent *vtail; 212 213 #define FMTSEP " \t,\n" 214 while (p && *p) { 215 char *cp; 216 VAR *v; 217 struct varent *vent; 218 219 while ((cp = strsep(&p, FMTSEP)) != NULL && *cp == '\0') 220 /* void */; 221 if (!cp) 222 break; 223 if (!(v = findvar(cp)) || v->parsed == 1) 224 continue; 225 v->parsed = 1; 226 if ((vent = malloc(sizeof(struct varent))) == NULL) 227 err(1, NULL); 228 vent->var = v; 229 vent->next = NULL; 230 if (vhead == NULL) 231 vhead = vtail = vent; 232 else { 233 vtail->next = vent; 234 vtail = vent; 235 } 236 } 237 if (!vhead) 238 errx(1, "no valid keywords"); 239 } 240 241 static VAR * 242 findvar(char *p) 243 { 244 VAR *v, key; 245 char *hp; 246 int vcmp(const void *, const void *); 247 248 key.name = p; 249 250 hp = strchr(p, '='); 251 if (hp) 252 *hp++ = '\0'; 253 254 key.name = p; 255 v = bsearch(&key, var, sizeof(var)/sizeof(VAR) - 1, sizeof(VAR), vcmp); 256 257 if (v && v->alias) { 258 if (hp) { 259 warnx("%s: illegal keyword specification", p); 260 eval = 1; 261 } 262 parsefmt(v->alias); 263 return (NULL); 264 } 265 if (!v) { 266 warnx("%s: keyword not found", p); 267 eval = 1; 268 return (NULL); 269 } 270 if (hp) 271 v->header = hp; 272 return (v); 273 } 274 275 static int 276 vcmp(const void *a, const void *b) 277 { 278 return (strcmp(((VAR *)a)->name, ((VAR *)b)->name)); 279 } 280