1 /* $OpenBSD: keyword.c,v 1.32 2011/04/10 03:20:58 guenther 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 #include <sys/param.h> 34 #include <sys/time.h> 35 #include <sys/resource.h> 36 #include <sys/proc.h> 37 38 #include <err.h> 39 #include <errno.h> 40 #include <stddef.h> 41 #include <stdio.h> 42 #include <stdlib.h> 43 #include <string.h> 44 45 #include "ps.h" 46 47 #include <sys/ucred.h> 48 #include <sys/sysctl.h> 49 50 static VAR *findvar(char *); 51 static int vcmp(const void *, const void *); 52 53 #ifdef NOTINUSE 54 int utime(), stime(), ixrss(), idrss(), isrss(); 55 {{"utime"}, "UTIME", USER, utime, 4}, 56 {{"stime"}, "STIME", USER, stime, 4}, 57 {{"ixrss"}, "IXRSS", USER, ixrss, 4}, 58 {{"idrss"}, "IDRSS", USER, idrss, 4}, 59 {{"isrss"}, "ISRSS", USER, isrss, 4}, 60 #endif 61 62 /* Compute offset in common structures. */ 63 #define POFF(x) offsetof(struct kinfo_proc, x) 64 65 #define UIDFMT "u" 66 #define UIDLEN 5 67 #define UID(n1, n2, fn, off) \ 68 { n1, n2, NULL, 0, fn, UIDLEN, 0, off, UINT32, UIDFMT } 69 #define GID(n1, n2, fn, off) UID(n1, n2, fn, off) 70 71 #define PIDFMT "d" 72 #define PIDLEN 5 73 #define PID(n1, n2, fn, off) \ 74 { n1, n2, NULL, 0, fn, PIDLEN, 0, off, INT32, PIDFMT } 75 76 #define USERLEN 8 77 78 /* Bit types must match their respective entries in struct kinfo_proc */ 79 VAR var[] = { 80 {"%cpu", "%CPU", NULL, NLIST, pcpu, 4}, 81 {"%mem", "%MEM", NULL, NLIST, pmem, 4}, 82 {"acflag", "ACFLG", NULL, 0, pvar, 3, 0, POFF(p_acflag), UINT16, "x"}, 83 {"acflg", "", "acflag"}, 84 {"args", "", "command"}, 85 {"blocked", "", "sigmask"}, 86 {"caught", "", "sigcatch"}, 87 {"comm", "", "ucomm"}, 88 {"command", "COMMAND", NULL, COMM|LJUST|USER, command, 16}, 89 {"cpu", "CPU", NULL, 0, pvar, 3, 0, POFF(p_estcpu), UINT32, "d"}, 90 {"cpuid", "CPUID", NULL, 0, pvar, 8, 0, POFF(p_cpuid), UINT64, "lld"}, 91 {"cputime", "", "time"}, 92 {"dsiz", "DSIZ", NULL, 0, dsize, 4}, 93 {"emul", "EMUL", NULL, LJUST, emulname, KI_EMULNAMELEN - 1}, 94 {"etime", "", "start"}, 95 {"f", "F", NULL, 0, pvar, 7, 0, POFF(p_flag), INT32, "x"}, 96 {"flags", "", "f"}, 97 GID("gid", "GID", pvar, POFF(p_gid)), 98 {"group", "GROUP", NULL, LJUST, gname, USERLEN}, 99 {"ignored", "", "sigignore"}, 100 {"inblk", "INBLK", NULL, USER, pvar, 4, 0, POFF(p_uru_inblock), UINT64, "lld"}, 101 {"inblock", "", "inblk"}, 102 {"jobc", "JOBC", NULL, 0, pvar, 4, 0, POFF(p_jobc), INT16, "d"}, 103 {"ktrace", "KTRACE", NULL, 0, pvar, 8, 0, POFF(p_traceflag), INT32, "x"}, 104 /* XXX */ 105 {"ktracep", "KTRACEP", NULL, 0, pvar, PTRWIDTH, 0, POFF(p_tracep), UINT64, "llx"}, 106 {"lim", "LIM", NULL, 0, maxrss, 5}, 107 {"login", "LOGIN", NULL, LJUST, logname, MAXLOGNAME}, 108 {"logname", "", "login"}, 109 {"lstart", "STARTED", NULL, LJUST|USER, lstarted, 28}, 110 {"majflt", "MAJFLT", NULL, USER, pvar, 4, 0, POFF(p_uru_majflt), UINT64, "lld"}, 111 {"minflt", "MINFLT", NULL, USER, pvar, 4, 0, POFF(p_uru_minflt), UINT64, "lld"}, 112 {"msgrcv", "MSGRCV", NULL, USER, pvar, 4, 0, POFF(p_uru_msgrcv), UINT64, "lld"}, 113 {"msgsnd", "MSGSND", NULL, USER, pvar, 4, 0, POFF(p_uru_msgsnd), UINT64, "lld"}, 114 {"ni", "", "nice"}, 115 {"nice", "NI", NULL, 0, pnice, 3}, 116 {"nivcsw", "NIVCSW", NULL, USER, pvar, 5, 0, POFF(p_uru_nivcsw), UINT64, "lld"}, 117 {"nsignals", "", "nsigs"}, 118 {"nsigs", "NSIGS", NULL, USER, pvar, 4, 0, POFF(p_uru_nsignals), UINT64, "lld"}, 119 {"nswap", "NSWAP", NULL, USER, pvar, 4, 0, POFF(p_uru_nswap), UINT64, "lld"}, 120 {"nvcsw", "NVCSW", NULL, USER, pvar, 5, 0, POFF(p_uru_nvcsw), UINT64, "lld"}, 121 /* XXX */ 122 {"nwchan", "WCHAN", NULL, 0, pvar, PTRWIDTH, 0, POFF(p_wchan), UINT64, "llx"}, 123 {"oublk", "OUBLK", NULL, USER, pvar, 4, 0, POFF(p_uru_oublock), UINT64, "lld"}, 124 {"oublock", "", "oublk"}, 125 /* XXX */ 126 {"p_ru", "P_RU", NULL, 0, pvar, PTRWIDTH, 0, POFF(p_ru), UINT64, "llx"}, 127 /* XXX */ 128 {"paddr", "PADDR", NULL, 0, pvar, PTRWIDTH, 0, POFF(p_paddr), UINT64, "llx"}, 129 {"pagein", "PAGEIN", NULL, USER, pagein, 6}, 130 {"pcpu", "", "%cpu"}, 131 {"pending", "", "sig"}, 132 PID("pgid", "PGID", pvar, POFF(p__pgid)), 133 PID("pid", "PID", pvar, POFF(p_pid)), 134 {"pmem", "", "%mem"}, 135 PID("ppid", "PPID", pvar, POFF(p_ppid)), 136 {"pri", "PRI", NULL, 0, pri, 3}, 137 {"re", "RE", NULL, INF127, pvar, 3, 0, POFF(p_swtime), UINT32, "u"}, 138 GID("rgid", "RGID", pvar, POFF(p_rgid)), 139 /* XXX */ 140 {"rgroup", "RGROUP", NULL, LJUST, rgname, USERLEN}, 141 {"rlink", "RLINK", NULL, 0, pvar, 8, 0, POFF(p_back), UINT64, "llx"}, 142 {"rss", "RSS", NULL, 0, p_rssize, 5}, 143 {"rssize", "", "rsz"}, 144 {"rsz", "RSZ", NULL, 0, rssize, 4}, 145 UID("ruid", "RUID", pvar, POFF(p_ruid)), 146 {"ruser", "RUSER", NULL, LJUST, runame, USERLEN}, 147 {"sess", "SESS", NULL, 0, pvar, PTRWIDTH, 0, POFF(p_sess), UINT64, "llx"}, 148 {"sig", "PENDING", NULL, 0, pvar, 8, 0, POFF(p_siglist), INT32, "x"}, 149 {"sigcatch", "CAUGHT", NULL, 0, pvar, 8, 0, POFF(p_sigcatch), UINT32, "x"}, 150 {"sigignore", "IGNORED", 151 NULL, 0, pvar, 8, 0, POFF(p_sigignore), UINT32, "x"}, 152 {"sigmask", "BLOCKED", NULL, 0, pvar, 8, 0, POFF(p_sigmask), UINT32, "x"}, 153 {"sl", "SL", NULL, INF127, pvar, 3, 0, POFF(p_slptime), UINT32, "u"}, 154 {"ssiz", "SSIZ", NULL, 0, ssize, 4}, 155 {"start", "STARTED", NULL, LJUST|USER, started, 8}, 156 {"stat", "", "state"}, 157 {"state", "STAT", NULL, LJUST|NLIST, state, 5}, 158 GID("svgid", "SVGID", pvar, POFF(p_svgid)), 159 UID("svuid", "SVUID", pvar, POFF(p_svuid)), 160 {"tdev", "TDEV", NULL, 0, tdev, 4}, 161 {"time", "TIME", NULL, USER, cputime, 9}, 162 PID("tpgid", "TPGID", pvar, POFF(p_tpgid)), 163 {"tsess", "TSESS", NULL, 0, pvar, PTRWIDTH, 0, POFF(p_tsess), UINT64, "llx"}, 164 {"tsiz", "TSIZ", NULL, 0, tsize, 4}, 165 {"tt", "TT", NULL, LJUST, tname, 3}, 166 {"tty", "TTY", NULL, LJUST, longtname, 8}, 167 {"ucomm", "UCOMM", NULL, LJUST, ucomm, MAXCOMLEN}, 168 UID("uid", "UID", pvar, POFF(p_uid)), 169 {"upr", "UPR", NULL, 0, pvar, 3, 0, POFF(p_usrpri), UINT8, "d"}, 170 {"user", "USER", NULL, LJUST, euname, USERLEN}, 171 {"usrpri", "", "upr"}, 172 {"vsize", "", "vsz"}, 173 {"vsz", "VSZ", NULL, 0, vsize, 5}, 174 {"wchan", "WCHAN", NULL, LJUST, wchan, KI_WMESGLEN - 1}, 175 {"xstat", "XSTAT", NULL, 0, pvar, 4, 0, POFF(p_xstat), UINT16, "x"}, 176 {""}, 177 }; 178 179 void 180 showkey(void) 181 { 182 VAR *v; 183 int i; 184 char *p, *sep; 185 186 i = 0; 187 sep = ""; 188 for (v = var; *(p = v->name); ++v) { 189 int len = strlen(p); 190 if (termwidth && (i += len + 1) > termwidth) { 191 i = len; 192 sep = "\n"; 193 } 194 (void) printf("%s%s", sep, p); 195 sep = " "; 196 } 197 (void) printf("\n"); 198 } 199 200 void 201 parsefmt(char *p) 202 { 203 static struct varent *vtail; 204 205 #define FMTSEP " \t,\n" 206 while (p && *p) { 207 char *cp; 208 VAR *v; 209 struct varent *vent; 210 211 while ((cp = strsep(&p, FMTSEP)) != NULL && *cp == '\0') 212 /* void */; 213 if (!cp) 214 break; 215 if (!(v = findvar(cp)) || v->parsed == 1) 216 continue; 217 v->parsed = 1; 218 if ((vent = malloc(sizeof(struct varent))) == NULL) 219 err(1, NULL); 220 vent->var = v; 221 vent->next = NULL; 222 if (vhead == NULL) 223 vhead = vtail = vent; 224 else { 225 vtail->next = vent; 226 vtail = vent; 227 } 228 } 229 if (!vhead) 230 errx(1, "no valid keywords"); 231 } 232 233 static VAR * 234 findvar(char *p) 235 { 236 VAR *v, key; 237 char *hp; 238 int vcmp(const void *, const void *); 239 240 key.name = p; 241 242 hp = strchr(p, '='); 243 if (hp) 244 *hp++ = '\0'; 245 246 key.name = p; 247 v = bsearch(&key, var, sizeof(var)/sizeof(VAR) - 1, sizeof(VAR), vcmp); 248 249 if (v && v->alias) { 250 if (hp) { 251 warnx("%s: illegal keyword specification", p); 252 eval = 1; 253 } 254 parsefmt(v->alias); 255 return (NULL); 256 } 257 if (!v) { 258 warnx("%s: keyword not found", p); 259 eval = 1; 260 return (NULL); 261 } 262 if (hp) 263 v->header = hp; 264 return (v); 265 } 266 267 static int 268 vcmp(const void *a, const void *b) 269 { 270 return (strcmp(((VAR *)a)->name, ((VAR *)b)->name)); 271 } 272