1 /* $OpenBSD: keyword.c,v 1.47 2019/06/23 17:18:50 deraadt 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> /* MAXCOMLEN */ 34 #include <sys/time.h> 35 #include <sys/resource.h> 36 37 #include <err.h> 38 #include <errno.h> 39 #include <stddef.h> 40 #include <stdio.h> 41 #include <stdlib.h> 42 #include <string.h> 43 44 #include "ps.h" 45 46 #include <sys/ucred.h> 47 #include <sys/sysctl.h> 48 49 int needheader; 50 51 static VAR *findvar(char *); 52 static int vcmp(const void *, const void *); 53 54 #ifdef NOTINUSE 55 int utime(), stime(), ixrss(), idrss(), isrss(); 56 {{"utime"}, "UTIME", USER, utime, 4}, 57 {{"stime"}, "STIME", USER, stime, 4}, 58 {{"ixrss"}, "IXRSS", USER, ixrss, 4}, 59 {{"idrss"}, "IDRSS", USER, idrss, 4}, 60 {{"isrss"}, "ISRSS", USER, isrss, 4}, 61 #endif 62 63 /* Compute offset in common structures. */ 64 #define POFF(x) offsetof(struct kinfo_proc, x) 65 66 #define UIDFMT "u" 67 #define UIDLEN 5 68 #define UID(n1, n2, fn, off) \ 69 { n1, n2, NULL, 0, fn, UIDLEN, 0, off, UINT32, UIDFMT } 70 #define GID(n1, n2, fn, off) UID(n1, n2, fn, off) 71 72 #define PIDFMT "d" 73 #define PIDLEN 5 74 #define PID(n1, n2, fn, off) \ 75 { n1, n2, NULL, 0, fn, PIDLEN, 0, off, INT32, PIDFMT } 76 77 #define TIDFMT "d" 78 #define TIDLEN 7 79 #define TID(n1, n2, fn, off) \ 80 { n1, n2, NULL, 0, fn, TIDLEN, 0, off, INT32, TIDFMT } 81 82 #define USERLEN 8 83 #define CWDLEN 40 84 85 /* Bit types must match their respective entries in struct kinfo_proc */ 86 /* Entries must be sorted in lexical ascending order! */ 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", "COMMAND", "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 {"cwd", "CWD", NULL, LJUST, curwd, CWDLEN}, 101 {"dsiz", "DSIZ", NULL, 0, dsize, 4}, 102 {"emul", "EMUL", NULL, LJUST, emulname, KI_EMULNAMELEN - 1}, 103 {"etime", "ELAPSED", NULL, USER, elapsed, 12}, 104 {"f", "F", NULL, 0, pvar, 7, 0, POFF(p_flag), INT32, "x"}, 105 {"flags", "", "f"}, 106 GID("gid", "GID", pvar, POFF(p_gid)), 107 {"group", "GROUP", NULL, LJUST, gname, USERLEN}, 108 {"ignored", "", "sigignore"}, 109 {"inblk", "INBLK", NULL, USER, pvar, 4, 0, POFF(p_uru_inblock), UINT64, "lld"}, 110 {"inblock", "", "inblk"}, 111 {"jobc", "JOBC", NULL, 0, pvar, 4, 0, POFF(p_jobc), INT16, "d"}, 112 {"ktrace", "KTRACE", NULL, 0, pvar, 8, 0, POFF(p_traceflag), INT32, "x"}, 113 /* XXX */ 114 {"ktracep", "KTRACEP", NULL, 0, pvar, PTRWIDTH, 0, POFF(p_tracep), UINT64, "llx"}, 115 {"lim", "LIM", NULL, 0, maxrss, 5}, 116 {"login", "LOGIN", NULL, LJUST, logname, LOGIN_NAME_MAX}, 117 {"logname", "", "login"}, 118 {"lstart", "STARTED", NULL, LJUST|USER, lstarted, 28}, 119 {"majflt", "MAJFLT", NULL, USER, pvar, 4, 0, POFF(p_uru_majflt), UINT64, "lld"}, 120 {"maxrss", "MAXRSS", NULL, USER, pvar, 4, 0, POFF(p_uru_maxrss), UINT64, "lld"}, 121 {"minflt", "MINFLT", NULL, USER, pvar, 4, 0, POFF(p_uru_minflt), UINT64, "lld"}, 122 {"msgrcv", "MSGRCV", NULL, USER, pvar, 4, 0, POFF(p_uru_msgrcv), UINT64, "lld"}, 123 {"msgsnd", "MSGSND", NULL, USER, pvar, 4, 0, POFF(p_uru_msgsnd), UINT64, "lld"}, 124 {"ni", "", "nice"}, 125 {"nice", "NI", NULL, 0, pnice, 3}, 126 {"nivcsw", "NIVCSW", NULL, USER, pvar, 5, 0, POFF(p_uru_nivcsw), UINT64, "lld"}, 127 {"nsignals", "", "nsigs"}, 128 {"nsigs", "NSIGS", NULL, USER, pvar, 4, 0, POFF(p_uru_nsignals), UINT64, "lld"}, 129 {"nswap", "NSWAP", NULL, USER, pvar, 4, 0, POFF(p_uru_nswap), UINT64, "lld"}, 130 {"nvcsw", "NVCSW", NULL, USER, pvar, 5, 0, POFF(p_uru_nvcsw), UINT64, "lld"}, 131 /* XXX */ 132 {"nwchan", "WCHAN", NULL, 0, pvar, PTRWIDTH, 0, POFF(p_wchan), UINT64, "llx"}, 133 {"oublk", "OUBLK", NULL, USER, pvar, 4, 0, POFF(p_uru_oublock), UINT64, "lld"}, 134 {"oublock", "", "oublk"}, 135 /* XXX */ 136 {"p_ru", "P_RU", NULL, 0, pvar, PTRWIDTH, 0, POFF(p_ru), UINT64, "llx"}, 137 /* XXX */ 138 {"paddr", "PADDR", NULL, 0, pvar, PTRWIDTH, 0, POFF(p_paddr), UINT64, "llx"}, 139 {"pagein", "PAGEIN", NULL, USER, pagein, 6}, 140 {"pcpu", "", "%cpu"}, 141 {"pending", "", "sig"}, 142 PID("pgid", "PGID", pvar, POFF(p__pgid)), 143 PID("pid", "PID", pvar, POFF(p_pid)), 144 {"pledge", "PLEDGE", NULL, LJUST|NLIST, printpledge, 64}, 145 {"pmem", "", "%mem"}, 146 PID("ppid", "PPID", pvar, POFF(p_ppid)), 147 {"pri", "PRI", NULL, 0, pri, 3}, 148 {"procflags", "PROCF", NULL, 0, pvar, 7, 0, POFF(p_psflags), INT32, "x"}, 149 {"re", "RE", NULL, INF127, pvar, 3, 0, POFF(p_swtime), UINT32, "u"}, 150 GID("rgid", "RGID", pvar, POFF(p_rgid)), 151 /* XXX */ 152 {"rgroup", "RGROUP", NULL, LJUST, rgname, USERLEN}, 153 {"rlink", "RLINK", NULL, 0, pvar, 8, 0, POFF(p_back), UINT64, "llx"}, 154 {"rss", "RSS", NULL, 0, p_rssize, 5}, 155 {"rssize", "", "rsz"}, 156 {"rsz", "RSZ", NULL, 0, rssize, 4}, 157 {"rtable", "RTABLE", NULL, 0, pvar, 0, 0, POFF(p_rtableid), INT32, "d"}, 158 UID("ruid", "RUID", pvar, POFF(p_ruid)), 159 {"ruser", "RUSER", NULL, LJUST, runame, USERLEN}, 160 {"sess", "SESS", NULL, 0, pvar, PTRWIDTH, 0, POFF(p_sess), UINT64, "llx"}, 161 {"sig", "PENDING", NULL, 0, pvar, 8, 0, POFF(p_siglist), INT32, "x"}, 162 {"sigcatch", "CAUGHT", NULL, 0, pvar, 8, 0, POFF(p_sigcatch), UINT32, "x"}, 163 {"sigignore", "IGNORED", 164 NULL, 0, pvar, 8, 0, POFF(p_sigignore), UINT32, "x"}, 165 {"sigmask", "BLOCKED", NULL, 0, pvar, 8, 0, POFF(p_sigmask), UINT32, "x"}, 166 {"sl", "SL", NULL, INF127, pvar, 3, 0, POFF(p_slptime), UINT32, "u"}, 167 {"ssiz", "SSIZ", NULL, 0, ssize, 4}, 168 {"start", "STARTED", NULL, LJUST|USER, started, 8}, 169 {"stat", "", "state"}, 170 {"state", "STAT", NULL, LJUST|NLIST, printstate, 6}, 171 GID("svgid", "SVGID", pvar, POFF(p_svgid)), 172 UID("svuid", "SVUID", pvar, POFF(p_svuid)), 173 {"tdev", "TDEV", NULL, 0, tdev, 4}, 174 TID("tid", "TID", pvar, POFF(p_tid)), 175 {"time", "TIME", NULL, USER, cputime, 9}, 176 PID("tpgid", "TPGID", pvar, POFF(p_tpgid)), 177 {"tsess", "TSESS", NULL, 0, pvar, PTRWIDTH, 0, POFF(p_tsess), UINT64, "llx"}, 178 {"tsiz", "TSIZ", NULL, 0, tsize, 4}, 179 {"tt", "TT", NULL, LJUST, tname, 3}, 180 {"tty", "TTY", NULL, LJUST, longtname, 8}, 181 {"ucomm", "UCOMM", NULL, LJUST, ucomm, MAXCOMLEN}, 182 UID("uid", "UID", pvar, POFF(p_uid)), 183 {"upr", "UPR", NULL, 0, pvar, 3, 0, POFF(p_usrpri), UINT8, "d"}, 184 {"user", "USER", NULL, LJUST, euname, USERLEN}, 185 {"usrpri", "", "upr"}, 186 {"vsize", "", "vsz"}, 187 {"vsz", "VSZ", NULL, 0, vsize, 5}, 188 {"wchan", "WCHAN", NULL, LJUST, wchan, KI_WMESGLEN - 1}, 189 {"xstat", "XSTAT", NULL, 0, pvar, 4, 0, POFF(p_xstat), UINT16, "x"}, 190 {""}, 191 }; 192 193 void 194 showkey(void) 195 { 196 VAR *v; 197 int i; 198 char *p, *sep; 199 200 i = 0; 201 sep = ""; 202 for (v = var; *(p = v->name); ++v) { 203 int len = strlen(p); 204 if (termwidth && (i += len + 1) > termwidth) { 205 i = len; 206 sep = "\n"; 207 } 208 (void) printf("%s%s", sep, p); 209 sep = " "; 210 } 211 (void) printf("\n"); 212 } 213 214 void 215 parsefmt(char *p) 216 { 217 static struct varent *vtail; 218 219 #define FMTSEP " \t,\n" 220 while (p && *p) { 221 char *cp; 222 VAR *v; 223 struct varent *vent; 224 225 while ((cp = strsep(&p, FMTSEP)) != NULL && *cp == '\0') 226 /* void */; 227 if (!cp) 228 break; 229 if (!(v = findvar(cp)) || v->parsed == 1) 230 continue; 231 v->parsed = 1; 232 if ((vent = malloc(sizeof(struct varent))) == NULL) 233 err(1, NULL); 234 vent->var = v; 235 vent->next = NULL; 236 if (vhead == NULL) 237 vhead = vtail = vent; 238 else { 239 vtail->next = vent; 240 vtail = vent; 241 } 242 needheader |= v->header[0] != '\0'; 243 } 244 if (!vhead) 245 errx(1, "no valid keywords"); 246 } 247 248 static VAR * 249 findvar(char *p) 250 { 251 VAR *v, key; 252 char *hp; 253 254 key.name = p; 255 256 hp = strchr(p, '='); 257 if (hp) 258 *hp++ = '\0'; 259 260 aliased: 261 key.name = p; 262 v = bsearch(&key, var, sizeof(var)/sizeof(VAR) - 1, sizeof(VAR), vcmp); 263 264 if (v && v->alias) { 265 p = v->alias; 266 if (hp == NULL && v->header[0] != '\0') 267 hp = v->header; 268 goto aliased; 269 } 270 if (!v) { 271 warnx("%s: keyword not found", p); 272 eval = 1; 273 return (NULL); 274 } 275 if (hp) 276 v->header = hp; 277 return (v); 278 } 279 280 static int 281 vcmp(const void *a, const void *b) 282 { 283 return (strcmp(((VAR *)a)->name, ((VAR *)b)->name)); 284 } 285