1 /* $NetBSD: lprint.c,v 1.18 2002/09/12 01:31:41 kim Exp $ */ 2 3 /* 4 * Copyright (c) 1989, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * Tony Nardo of the Johns Hopkins University/Applied Physics Lab. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the University of 21 * California, Berkeley and its contributors. 22 * 4. Neither the name of the University nor the names of its contributors 23 * may be used to endorse or promote products derived from this software 24 * without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 28 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 29 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 30 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 36 * SUCH DAMAGE. 37 */ 38 39 #include <sys/cdefs.h> 40 #ifndef lint 41 #if 0 42 static char sccsid[] = "@(#)lprint.c 8.3 (Berkeley) 4/28/95"; 43 #else 44 __RCSID( "$NetBSD: lprint.c,v 1.18 2002/09/12 01:31:41 kim Exp $"); 45 #endif 46 #endif /* not lint */ 47 48 #include <sys/types.h> 49 #include <sys/stat.h> 50 #include <sys/time.h> 51 #include <fcntl.h> 52 #include <time.h> 53 #include <tzfile.h> 54 #include <db.h> 55 #include <err.h> 56 #include <pwd.h> 57 #include <errno.h> 58 #include <unistd.h> 59 #include <stdio.h> 60 #include <string.h> 61 #include <time.h> 62 #include <ctype.h> 63 #include <string.h> 64 #include <paths.h> 65 #include <vis.h> 66 67 #include "utmpentry.h" 68 #include "finger.h" 69 #include "extern.h" 70 71 #define LINE_LEN 80 72 #define TAB_LEN 8 /* 8 spaces between tabs */ 73 #define _PATH_FORWARD ".forward" 74 #define _PATH_PLAN ".plan" 75 #define _PATH_PROJECT ".project" 76 77 static int demi_print __P((char *, int)); 78 static void lprint __P((PERSON *)); 79 static int show_text __P((char *, char *, char *)); 80 static void vputc __P((int)); 81 82 #ifdef __SVR4 83 #define TIMEZONE(a) tzname[0] 84 #else 85 #define TIMEZONE(a) (a)->tm_zone 86 #endif 87 88 void 89 lflag_print() 90 { 91 PERSON *pn; 92 int sflag, r; 93 PERSON *tmp; 94 DBT data, key; 95 96 if (db == NULL) 97 return; 98 99 for (sflag = R_FIRST;; sflag = R_NEXT) { 100 r = (*db->seq)(db, &key, &data, sflag); 101 if (r == -1) 102 err(1, "db seq"); 103 if (r == 1) 104 break; 105 memmove(&tmp, data.data, sizeof tmp); 106 pn = tmp; 107 if (sflag != R_FIRST) 108 putchar('\n'); 109 lprint(pn); 110 if (!pplan) { 111 (void)show_text(pn->dir, 112 _PATH_FORWARD, "Mail forwarded to"); 113 (void)show_text(pn->dir, _PATH_PROJECT, "Project"); 114 if (!show_text(pn->dir, _PATH_PLAN, "Plan")) 115 (void)printf("No Plan.\n"); 116 } 117 } 118 } 119 120 static void 121 lprint(pn) 122 PERSON *pn; 123 { 124 struct tm *delta; 125 WHERE *w; 126 int cpr, len, maxlen; 127 struct tm *tp; 128 int oddfield; 129 char *t; 130 const char *tzn; 131 132 cpr = 0; 133 /* 134 * long format -- 135 * login name 136 * real name 137 * home directory 138 * shell 139 * office, office phone, home phone if available 140 * mail status 141 */ 142 (void)printf("Login: %-15s\t\t\tName: %s\nDirectory: %-25s", 143 pn->name, pn->realname, pn->dir); 144 (void)printf("\tShell: %-s\n", *pn->shell ? pn->shell : _PATH_BSHELL); 145 146 if (gflag) 147 goto no_gecos; 148 /* 149 * try and print office, office phone, and home phone on one line; 150 * if that fails, do line filling so it looks nice. 151 */ 152 #define OFFICE_TAG "Office" 153 #define OFFICE_PHONE_TAG "Office Phone" 154 oddfield = 0; 155 if (pn->office && pn->officephone && 156 strlen(pn->office) + strlen(pn->officephone) + 157 sizeof(OFFICE_TAG) + 2 <= 5 * TAB_LEN) { 158 (void)snprintf(tbuf, sizeof(tbuf), "%s: %s, %s", 159 OFFICE_TAG, pn->office, prphone(pn->officephone)); 160 oddfield = demi_print(tbuf, oddfield); 161 } else { 162 if (pn->office) { 163 (void)snprintf(tbuf, sizeof(tbuf), "%s: %s", 164 OFFICE_TAG, pn->office); 165 oddfield = demi_print(tbuf, oddfield); 166 } 167 if (pn->officephone) { 168 (void)snprintf(tbuf, sizeof(tbuf), "%s: %s", 169 OFFICE_PHONE_TAG, prphone(pn->officephone)); 170 oddfield = demi_print(tbuf, oddfield); 171 } 172 } 173 if (pn->homephone) { 174 (void)snprintf(tbuf, sizeof(tbuf), "%s: %s", "Home Phone", 175 prphone(pn->homephone)); 176 oddfield = demi_print(tbuf, oddfield); 177 } 178 if (oddfield) 179 putchar('\n'); 180 181 no_gecos: 182 /* 183 * long format con't: 184 * if logged in 185 * terminal 186 * idle time 187 * if messages allowed 188 * where logged in from 189 * if not logged in 190 * when last logged in 191 */ 192 /* find out longest device name for this user for formatting */ 193 for (w = pn->whead, maxlen = -1; w != NULL; w = w->next) 194 if ((len = strlen(w->tty)) > maxlen) 195 maxlen = len; 196 /* find rest of entries for user */ 197 for (w = pn->whead; w != NULL; w = w->next) { 198 switch (w->info) { 199 case LOGGEDIN: 200 tp = localtime(&w->loginat); 201 t = asctime(tp); 202 tzn = TIMEZONE(tp); 203 cpr = printf("On since %.16s (%s) on %s", 204 t, tzn, w->tty); 205 /* 206 * idle time is tough; if have one, print a comma, 207 * then spaces to pad out the device name, then the 208 * idle time. Follow with a comma if a remote login. 209 */ 210 delta = gmtime(&w->idletime); 211 if (delta->tm_yday || delta->tm_hour || delta->tm_min) { 212 cpr += printf("%-*s idle ", 213 (int)(maxlen - strlen(w->tty) + 1), ","); 214 if (delta->tm_yday > 0) { 215 cpr += printf("%d day%s ", 216 delta->tm_yday, 217 delta->tm_yday == 1 ? "" : "s"); 218 } 219 cpr += printf("%d:%02d", 220 delta->tm_hour, delta->tm_min); 221 if (*w->host) { 222 putchar(','); 223 ++cpr; 224 } 225 } 226 if (!w->writable) 227 cpr += printf(" (messages off)"); 228 break; 229 case LASTLOG: 230 if (w->loginat == 0) { 231 (void)printf("Never logged in."); 232 break; 233 } 234 tp = localtime(&w->loginat); 235 t = asctime(tp); 236 tzn = TIMEZONE(tp); 237 if (now - w->loginat > SECSPERDAY * DAYSPERNYEAR / 2) 238 cpr = 239 printf("Last login %.16s %.4s (%s) on %s", 240 t, t + 20, tzn, w->tty); 241 else 242 cpr = printf("Last login %.16s (%s) on %s", 243 t, tzn, w->tty); 244 break; 245 } 246 if (*w->host) { 247 if (LINE_LEN < (cpr + 6 + strlen(w->host))) 248 (void)printf("\n "); 249 (void)printf(" from %s", w->host); 250 } 251 putchar('\n'); 252 } 253 if (pn->mailrecv == -1) 254 printf("No Mail.\n"); 255 else if (pn->mailrecv > pn->mailread) { 256 tp = localtime(&pn->mailrecv); 257 t = asctime(tp); 258 tzn = TIMEZONE(tp); 259 printf("New mail received %.16s %.4s (%s)\n", t, t + 20, tzn); 260 tp = localtime(&pn->mailread); 261 t = asctime(tp); 262 tzn = TIMEZONE(tp); 263 printf(" Unread since %.16s %.4s (%s)\n", t, t + 20, tzn); 264 } else { 265 tp = localtime(&pn->mailread); 266 t = asctime(tp); 267 tzn = TIMEZONE(tp); 268 printf("Mail last read %.16s %.4s (%s)\n", t, t + 20, tzn); 269 } 270 } 271 272 static int 273 demi_print(str, oddfield) 274 char *str; 275 int oddfield; 276 { 277 static int lenlast; 278 int lenthis, maxlen; 279 280 lenthis = strlen(str); 281 if (oddfield) { 282 /* 283 * We left off on an odd number of fields. If we haven't 284 * crossed the midpoint of the screen, and we have room for 285 * the next field, print it on the same line; otherwise, 286 * print it on a new line. 287 * 288 * Note: we insist on having the right hand fields start 289 * no less than 5 tabs out. 290 */ 291 maxlen = 5 * TAB_LEN; 292 if (maxlen < lenlast) 293 maxlen = lenlast; 294 if (((((maxlen / TAB_LEN) + 1) * TAB_LEN) + 295 lenthis) <= LINE_LEN) { 296 while(lenlast < (4 * TAB_LEN)) { 297 putchar('\t'); 298 lenlast += TAB_LEN; 299 } 300 (void)printf("\t%s\n", str); /* force one tab */ 301 } else { 302 (void)printf("\n%s", str); /* go to next line */ 303 oddfield = !oddfield; /* this'll be undone below */ 304 } 305 } else 306 (void)printf("%s", str); 307 oddfield = !oddfield; /* toggle odd/even marker */ 308 lenlast = lenthis; 309 return(oddfield); 310 } 311 312 static int 313 show_text(directory, file_name, header) 314 char *directory, *file_name, *header; 315 { 316 struct stat sb; 317 FILE *fp; 318 int ch, cnt, lastc; 319 char *p; 320 int fd, nr; 321 322 lastc = 0; 323 (void)snprintf(tbuf, sizeof(tbuf), "%s/%s", directory, file_name); 324 if ((fd = open(tbuf, O_RDONLY)) < 0 || fstat(fd, &sb) || 325 sb.st_size == 0) 326 return(0); 327 328 /* If short enough, and no newlines, show it on a single line.*/ 329 if (sb.st_size <= LINE_LEN - strlen(header) - 5) { 330 nr = read(fd, tbuf, sizeof(tbuf)); 331 if (nr <= 0) { 332 (void)close(fd); 333 return(0); 334 } 335 for (p = tbuf, cnt = nr; cnt--; ++p) 336 if (*p == '\n') 337 break; 338 if (cnt <= 1) { 339 (void)printf("%s: ", header); 340 for (p = tbuf, cnt = nr; cnt--; ++p) 341 vputc(lastc = (unsigned char)*p); 342 if (lastc != '\n') 343 (void)putchar('\n'); 344 (void)close(fd); 345 return(1); 346 } 347 else 348 (void)lseek(fd, 0L, SEEK_SET); 349 } 350 if ((fp = fdopen(fd, "r")) == NULL) 351 return(0); 352 (void)printf("%s:\n", header); 353 while ((ch = getc(fp)) != EOF) 354 vputc(lastc = ch); 355 if (lastc != '\n') 356 (void)putchar('\n'); 357 (void)fclose(fp); 358 return(1); 359 } 360 361 static void 362 vputc(ch) 363 int ch; 364 { 365 char visout[5], *s2; 366 367 if (eightflag || isprint(ch) || isspace(ch)) { 368 (void)putchar(ch); 369 return; 370 } 371 ch = toascii(ch); 372 vis(visout, ch, VIS_SAFE|VIS_NOSLASH, 0); 373 for (s2 = visout; *s2; s2++) 374 (void)putchar(*s2); 375 } 376