1 /* 2 * Copyright (c) 1989, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * Tony Nardo of the Johns Hopkins University/Applied Physics Lab. 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. All advertising materials mentioning features or use of this software 17 * must display the following acknowledgement: 18 * This product includes software developed by the University of 19 * California, Berkeley and its contributors. 20 * 4. Neither the name of the University nor the names of its contributors 21 * may be used to endorse or promote products derived from this software 22 * without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 */ 36 37 #if 0 38 #ifndef lint 39 static char sccsid[] = "@(#)lprint.c 8.3 (Berkeley) 4/28/95"; 40 #endif 41 #endif 42 43 #include <sys/cdefs.h> 44 __FBSDID("$FreeBSD$"); 45 46 #include <sys/types.h> 47 #include <sys/socket.h> 48 #include <sys/stat.h> 49 #include <sys/time.h> 50 #include <ctype.h> 51 #include <db.h> 52 #include <err.h> 53 #include <fcntl.h> 54 #include <langinfo.h> 55 #include <paths.h> 56 #include <pwd.h> 57 #include <stdio.h> 58 #include <string.h> 59 #include <unistd.h> 60 #include <utmp.h> 61 #include "finger.h" 62 #include "pathnames.h" 63 #include "extern.h" 64 65 #define LINE_LEN 80 66 #define TAB_LEN 8 /* 8 spaces between tabs */ 67 68 static int demi_print(char *, int); 69 static void lprint(PERSON *); 70 static void vputc(unsigned char); 71 72 void 73 lflag_print(void) 74 { 75 PERSON *pn; 76 int sflag, r; 77 PERSON *tmp; 78 DBT data, key; 79 80 for (sflag = R_FIRST;; sflag = R_NEXT) { 81 r = (*db->seq)(db, &key, &data, sflag); 82 if (r == -1) 83 err(1, "db seq"); 84 if (r == 1) 85 break; 86 memmove(&tmp, data.data, sizeof tmp); 87 pn = tmp; 88 if (sflag != R_FIRST) 89 putchar('\n'); 90 lprint(pn); 91 if (!pplan) { 92 (void)show_text(pn->dir, 93 _PATH_FORWARD, "Mail forwarded to"); 94 (void)show_text(pn->dir, _PATH_PROJECT, "Project"); 95 if (!show_text(pn->dir, _PATH_PLAN, "Plan")) 96 (void)printf("No Plan.\n"); 97 (void)show_text(pn->dir, 98 _PATH_PUBKEY, "Public key"); 99 } 100 } 101 } 102 103 static void 104 lprint(PERSON *pn) 105 { 106 struct tm *delta; 107 WHERE *w; 108 int cpr, len, maxlen; 109 struct tm *tp; 110 int oddfield; 111 char t[80]; 112 113 if (d_first < 0) 114 d_first = (*nl_langinfo(D_MD_ORDER) == 'd'); 115 /* 116 * long format -- 117 * login name 118 * real name 119 * home directory 120 * shell 121 * office, office phone, home phone if available 122 * mail status 123 */ 124 (void)printf("Login: %-15s\t\t\tName: %s\nDirectory: %-25s", 125 pn->name, pn->realname, pn->dir); 126 (void)printf("\tShell: %-s\n", *pn->shell ? pn->shell : _PATH_BSHELL); 127 128 if (gflag) 129 goto no_gecos; 130 /* 131 * try and print office, office phone, and home phone on one line; 132 * if that fails, do line filling so it looks nice. 133 */ 134 #define OFFICE_TAG "Office" 135 #define OFFICE_PHONE_TAG "Office Phone" 136 oddfield = 0; 137 if (pn->office && pn->officephone && 138 strlen(pn->office) + strlen(pn->officephone) + 139 sizeof(OFFICE_TAG) + 2 <= 5 * TAB_LEN) { 140 (void)snprintf(tbuf, sizeof(tbuf), "%s: %s, %s", 141 OFFICE_TAG, pn->office, prphone(pn->officephone)); 142 oddfield = demi_print(tbuf, oddfield); 143 } else { 144 if (pn->office) { 145 (void)snprintf(tbuf, sizeof(tbuf), "%s: %s", 146 OFFICE_TAG, pn->office); 147 oddfield = demi_print(tbuf, oddfield); 148 } 149 if (pn->officephone) { 150 (void)snprintf(tbuf, sizeof(tbuf), "%s: %s", 151 OFFICE_PHONE_TAG, prphone(pn->officephone)); 152 oddfield = demi_print(tbuf, oddfield); 153 } 154 } 155 if (pn->homephone) { 156 (void)snprintf(tbuf, sizeof(tbuf), "%s: %s", "Home Phone", 157 prphone(pn->homephone)); 158 oddfield = demi_print(tbuf, oddfield); 159 } 160 if (oddfield) 161 putchar('\n'); 162 163 no_gecos: 164 /* 165 * long format con't: 166 * if logged in 167 * terminal 168 * idle time 169 * if messages allowed 170 * where logged in from 171 * if not logged in 172 * when last logged in 173 */ 174 /* find out longest device name for this user for formatting */ 175 for (w = pn->whead, maxlen = -1; w != NULL; w = w->next) 176 if ((len = strlen(w->tty)) > maxlen) 177 maxlen = len; 178 /* find rest of entries for user */ 179 for (w = pn->whead; w != NULL; w = w->next) { 180 if (w->info == LOGGEDIN) { 181 tp = localtime(&w->loginat); 182 strftime(t, sizeof(t), 183 d_first ? "%a %e %b %R (%Z)" : "%a %b %e %R (%Z)", 184 tp); 185 cpr = printf("On since %s on %s", t, w->tty); 186 /* 187 * idle time is tough; if have one, print a comma, 188 * then spaces to pad out the device name, then the 189 * idle time. Follow with a comma if a remote login. 190 */ 191 delta = gmtime(&w->idletime); 192 if (delta->tm_yday || delta->tm_hour || delta->tm_min) { 193 cpr += printf("%-*s idle ", 194 maxlen - (int)strlen(w->tty) + 1, ","); 195 if (delta->tm_yday > 0) { 196 cpr += printf("%d day%s ", 197 delta->tm_yday, 198 delta->tm_yday == 1 ? "" : "s"); 199 } 200 cpr += printf("%d:%02d", 201 delta->tm_hour, delta->tm_min); 202 if (*w->host) { 203 putchar(','); 204 ++cpr; 205 } 206 } 207 if (!w->writable) 208 cpr += printf(" (messages off)"); 209 } else if (w->loginat == 0) { 210 cpr = printf("Never logged in."); 211 } else { 212 tp = localtime(&w->loginat); 213 if (now - w->loginat > 86400 * 365 / 2) { 214 strftime(t, sizeof(t), 215 d_first ? "%a %e %b %R %Y (%Z)" : 216 "%a %b %e %R %Y (%Z)", 217 tp); 218 } else { 219 strftime(t, sizeof(t), 220 d_first ? "%a %e %b %R (%Z)" : 221 "%a %b %e %R (%Z)", 222 tp); 223 } 224 cpr = printf("Last login %s on %s", t, w->tty); 225 } 226 if (*w->host) { 227 if (LINE_LEN < (cpr + 6 + strlen(w->host))) 228 (void)printf("\n "); 229 (void)printf(" from %s", w->host); 230 } 231 putchar('\n'); 232 } 233 if (pn->mailrecv == -1) 234 printf("No Mail.\n"); 235 else if (pn->mailrecv > pn->mailread) { 236 tp = localtime(&pn->mailrecv); 237 strftime(t, sizeof(t), 238 d_first ? "%a %e %b %R %Y (%Z)" : 239 "%a %b %e %R %Y (%Z)", 240 tp); 241 printf("New mail received %s\n", t); 242 tp = localtime(&pn->mailread); 243 strftime(t, sizeof(t), 244 d_first ? "%a %e %b %R %Y (%Z)" : 245 "%a %b %e %R %Y (%Z)", 246 tp); 247 printf(" Unread since %s\n", t); 248 } else { 249 tp = localtime(&pn->mailread); 250 strftime(t, sizeof(t), 251 d_first ? "%a %e %b %R %Y (%Z)" : 252 "%a %b %e %R %Y (%Z)", 253 tp); 254 printf("Mail last read %s\n", t); 255 } 256 } 257 258 static int 259 demi_print(char *str, int oddfield) 260 { 261 static int lenlast; 262 int lenthis, maxlen; 263 264 lenthis = strlen(str); 265 if (oddfield) { 266 /* 267 * We left off on an odd number of fields. If we haven't 268 * crossed the midpoint of the screen, and we have room for 269 * the next field, print it on the same line; otherwise, 270 * print it on a new line. 271 * 272 * Note: we insist on having the right hand fields start 273 * no less than 5 tabs out. 274 */ 275 maxlen = 5 * TAB_LEN; 276 if (maxlen < lenlast) 277 maxlen = lenlast; 278 if (((((maxlen / TAB_LEN) + 1) * TAB_LEN) + 279 lenthis) <= LINE_LEN) { 280 while(lenlast < (4 * TAB_LEN)) { 281 putchar('\t'); 282 lenlast += TAB_LEN; 283 } 284 (void)printf("\t%s\n", str); /* force one tab */ 285 } else { 286 (void)printf("\n%s", str); /* go to next line */ 287 oddfield = !oddfield; /* this'll be undone below */ 288 } 289 } else 290 (void)printf("%s", str); 291 oddfield = !oddfield; /* toggle odd/even marker */ 292 lenlast = lenthis; 293 return(oddfield); 294 } 295 296 int 297 show_text(const char *directory, const char *file_name, const char *header) 298 { 299 struct stat sb; 300 FILE *fp; 301 int ch, cnt; 302 char *p, lastc; 303 int fd, nr; 304 305 lastc = '\0'; 306 307 (void)snprintf(tbuf, sizeof(tbuf), "%s/%s", directory, file_name); 308 if ((fd = open(tbuf, O_RDONLY)) < 0 || fstat(fd, &sb) || 309 sb.st_size == 0) 310 return(0); 311 312 /* If short enough, and no newlines, show it on a single line.*/ 313 if (sb.st_size <= LINE_LEN - strlen(header) - 5) { 314 nr = read(fd, tbuf, sizeof(tbuf)); 315 if (nr <= 0) { 316 (void)close(fd); 317 return(0); 318 } 319 for (p = tbuf, cnt = nr; cnt--; ++p) 320 if (*p == '\n') 321 break; 322 if (cnt <= 1) { 323 if (*header != '\0') 324 (void)printf("%s: ", header); 325 for (p = tbuf, cnt = nr; cnt--; ++p) 326 if (*p != '\r') 327 vputc(lastc = *p); 328 if (lastc != '\n') 329 (void)putchar('\n'); 330 (void)close(fd); 331 return(1); 332 } 333 else 334 (void)lseek(fd, 0L, SEEK_SET); 335 } 336 if ((fp = fdopen(fd, "r")) == NULL) 337 return(0); 338 if (*header != '\0') 339 (void)printf("%s:\n", header); 340 while ((ch = getc(fp)) != EOF) 341 if (ch != '\r') 342 vputc(lastc = ch); 343 if (lastc != '\n') 344 (void)putchar('\n'); 345 (void)fclose(fp); 346 return(1); 347 } 348 349 static void 350 vputc(unsigned char ch) 351 { 352 int meta; 353 354 if (!isprint(ch) && !isascii(ch)) { 355 (void)putchar('M'); 356 (void)putchar('-'); 357 ch = toascii(ch); 358 meta = 1; 359 } else 360 meta = 0; 361 if (isprint(ch) || (!meta && (ch == ' ' || ch == '\t' || ch == '\n'))) 362 (void)putchar(ch); 363 else { 364 (void)putchar('^'); 365 (void)putchar(ch == '\177' ? '?' : ch | 0100); 366 } 367 } 368