1 /* $OpenBSD: lprint.c,v 1.10 2009/10/27 23:59:38 deraadt Exp $ */ 2 3 /* 4 * Copyright (c) 1989 The Regents of the University of California. 5 * 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 #include <sys/types.h> 36 #include <sys/file.h> 37 #include <sys/stat.h> 38 #include <sys/time.h> 39 #include <tzfile.h> 40 #include <stdio.h> 41 #include <string.h> 42 #include <time.h> 43 #include <ctype.h> 44 #include <paths.h> 45 #include <vis.h> 46 #include "finger.h" 47 #include "extern.h" 48 49 #define LINE_LEN 80 50 #define TAB_LEN 8 /* 8 spaces between tabs */ 51 #define _PATH_PLAN ".plan" 52 #define _PATH_PROJECT ".project" 53 54 void 55 lflag_print(void) 56 { 57 PERSON *pn; 58 59 for (pn = phead;;) { 60 lprint(pn); 61 if (!pplan) { 62 (void)show_text(pn->dir, _PATH_PROJECT, "Project:"); 63 if (!show_text(pn->dir, _PATH_PLAN, "Plan:")) 64 (void)printf("No Plan.\n"); 65 } 66 if (!(pn = pn->next)) 67 break; 68 putchar('\n'); 69 } 70 } 71 72 void 73 lprint(PERSON *pn) 74 { 75 struct tm *delta; 76 WHERE *w; 77 int cpr, len, maxlen; 78 struct tm *tp; 79 int oddfield; 80 char *t, *tzn; 81 struct storage *mem = NULL; 82 83 cpr = 0; 84 /* 85 * long format -- 86 * login name 87 * real name 88 * home directory 89 * shell 90 * office, office phone, home phone if available 91 * mail status 92 */ 93 (void)printf("Login: %-15s\t\t\tName: %s\nDirectory: %-25s", 94 vs(&mem, pn->name), vs(&mem, pn->realname), pn->dir); 95 (void)printf("\tShell: %-s\n", *pn->shell ? pn->shell : _PATH_BSHELL); 96 97 /* 98 * try and print office, office phone, and home phone on one line; 99 * if that fails, do line filling so it looks nice. 100 */ 101 #define OFFICE_TAG "Office" 102 #define OFFICE_PHONE_TAG "Office Phone" 103 oddfield = 0; 104 if (pn->office && pn->officephone && 105 strlen(pn->office) + strlen(pn->officephone) + 106 sizeof(OFFICE_TAG) + 2 <= 5 * TAB_LEN) { 107 (void)snprintf(tbuf, sizeof(tbuf), 108 "%s: %s, %s", OFFICE_TAG, vs(&mem, pn->office), 109 vs(&mem, prphone(pn->officephone))); 110 oddfield = demi_print(tbuf, oddfield); 111 } else { 112 if (pn->office) { 113 (void)snprintf(tbuf, sizeof(tbuf), 114 "%s: %s", OFFICE_TAG, vs(&mem, pn->office)); 115 oddfield = demi_print(tbuf, oddfield); 116 } 117 if (pn->officephone) { 118 (void)snprintf(tbuf, sizeof(tbuf), 119 "%s: %s", OFFICE_PHONE_TAG, 120 vs(&mem, prphone(pn->officephone))); 121 oddfield = demi_print(tbuf, oddfield); 122 } 123 } 124 if (pn->homephone) { 125 (void)snprintf(tbuf, sizeof(tbuf), "%s: %s", "Home Phone", 126 vs(&mem, prphone(pn->homephone))); 127 oddfield = demi_print(tbuf, oddfield); 128 } 129 free_storage(mem); 130 if (oddfield) 131 putchar('\n'); 132 133 /* 134 * long format con't: 135 * if logged in 136 * terminal 137 * idle time 138 * if messages allowed 139 * where logged in from 140 * if not logged in 141 * when last logged in 142 */ 143 /* find out longest device name for this user for formatting */ 144 for (w = pn->whead, maxlen = -1; w != NULL; w = w->next) 145 if ((len = strlen(w->tty)) > maxlen) 146 maxlen = len; 147 /* find rest of entries for user */ 148 for (w = pn->whead; w != NULL; w = w->next) { 149 switch (w->info) { 150 case LOGGEDIN: 151 tp = localtime(&w->loginat); 152 t = asctime(tp); 153 tzn = tp->tm_zone; 154 cpr = printf("On since %.16s (%s) on %s", 155 t, tzn, w->tty); 156 /* 157 * idle time is tough; if have one, print a comma, 158 * then spaces to pad out the device name, then the 159 * idle time. Follow with a comma if a remote login. 160 */ 161 delta = gmtime(&w->idletime); 162 if (delta->tm_yday || delta->tm_hour || delta->tm_min) { 163 cpr += printf("%-*s idle ", 164 (int)(maxlen - strlen(w->tty) + 1), ","); 165 if (delta->tm_yday > 0) { 166 cpr += printf("%d day%s ", 167 delta->tm_yday, 168 delta->tm_yday == 1 ? "" : "s"); 169 } 170 cpr += printf("%d:%02d", 171 delta->tm_hour, delta->tm_min); 172 if (*w->host) { 173 putchar(','); 174 ++cpr; 175 } 176 } 177 if (!w->writable) 178 cpr += printf(" (messages off)"); 179 break; 180 case LASTLOG: 181 if (w->loginat == 0) { 182 (void)printf("Never logged in."); 183 break; 184 } 185 tp = localtime(&w->loginat); 186 t = asctime(tp); 187 tzn = tp->tm_zone; 188 if (now - w->loginat > SECSPERDAY * DAYSPERNYEAR / 2) 189 cpr = 190 printf("Last login %.16s %.4s (%s) on %s", 191 t, t + 20, tzn, w->tty); 192 else 193 cpr = printf("Last login %.16s (%s) on %s", 194 t, tzn, w->tty); 195 break; 196 } 197 if (*w->host) { 198 if (LINE_LEN < (cpr + 6 + strlen(w->host))) 199 (void)printf("\n "); 200 (void)printf(" from %s", w->host); 201 } 202 putchar('\n'); 203 } 204 if (pn->mailrecv == -1) 205 printf("No Mail.\n"); 206 else if (pn->mailrecv > pn->mailread) { 207 tp = localtime(&pn->mailrecv); 208 t = asctime(tp); 209 tzn = tp->tm_zone; 210 printf("New mail received %.16s %.4s (%s)\n", t, t + 20, tzn); 211 tp = localtime(&pn->mailread); 212 t = asctime(tp); 213 tzn = tp->tm_zone; 214 printf(" Unread since %.16s %.4s (%s)\n", t, t + 20, tzn); 215 } else { 216 tp = localtime(&pn->mailread); 217 t = asctime(tp); 218 tzn = tp->tm_zone; 219 printf("Mail last read %.16s %.4s (%s)\n", t, t + 20, tzn); 220 } 221 } 222 223 int 224 demi_print(char *str, int oddfield) 225 { 226 static int lenlast; 227 int lenthis, maxlen; 228 229 lenthis = strlen(str); 230 if (oddfield) { 231 /* 232 * We left off on an odd number of fields. If we haven't 233 * crossed the midpoint of the screen, and we have room for 234 * the next field, print it on the same line; otherwise, 235 * print it on a new line. 236 * 237 * Note: we insist on having the right hand fields start 238 * no less than 5 tabs out. 239 */ 240 maxlen = 5 * TAB_LEN; 241 if (maxlen < lenlast) 242 maxlen = lenlast; 243 if (((((maxlen / TAB_LEN) + 1) * TAB_LEN) + 244 lenthis) <= LINE_LEN) { 245 while(lenlast < (4 * TAB_LEN)) { 246 putchar('\t'); 247 lenlast += TAB_LEN; 248 } 249 (void)printf("\t%s\n", str); /* force one tab */ 250 } else { 251 (void)printf("\n%s", str); /* go to next line */ 252 oddfield = !oddfield; /* this'll be undone below */ 253 } 254 } else 255 (void)printf("%s", str); 256 oddfield = !oddfield; /* toggle odd/even marker */ 257 lenlast = lenthis; 258 return (oddfield); 259 } 260 261 int 262 show_text(char *directory, char *file_name, char *header) 263 { 264 int ch, lastc; 265 FILE *fp; 266 267 lastc = 0; 268 (void)snprintf(tbuf, sizeof(tbuf), "%s/%s", directory, file_name); 269 if ((fp = fopen(tbuf, "r")) == NULL) 270 return (0); 271 (void)printf("%s\n", header); 272 while ((ch = getc(fp)) != EOF) 273 vputc(lastc = ch); 274 if (lastc != '\n') 275 (void)putchar('\n'); 276 (void)fclose(fp); 277 return (1); 278 } 279 280 void 281 vputc(int ch) 282 { 283 char visout[5], *s2; 284 285 ch = toascii(ch); 286 vis(visout, ch, VIS_SAFE|VIS_NOSLASH, 0); 287 for (s2 = visout; *s2; s2++) 288 (void)putchar(*s2); 289 } 290