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