… | |
… | |
16 | * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> |
16 | * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> |
17 | * - extensive modifications |
17 | * - extensive modifications |
18 | * Copyright (c) 1999 D J Hawkey Jr <hawkeyd@visi.com> |
18 | * Copyright (c) 1999 D J Hawkey Jr <hawkeyd@visi.com> |
19 | * - lastlog support |
19 | * - lastlog support |
20 | * Copyright (c) 2004-2006 Marc Lehmann <pcg@goof.com> |
20 | * Copyright (c) 2004-2006 Marc Lehmann <pcg@goof.com> |
21 | * Copyright (c) 2006 Emanuele Giaquinta <e.giaquinta@glauco.it> |
21 | * Copyright (c) 2006 Emanuele Giaquinta <e.giaquinta@glauco.it> |
22 | * |
22 | * |
23 | * This program is free software; you can redistribute it and/or modify |
23 | * This program is free software; you can redistribute it and/or modify |
24 | * it under the terms of the GNU General Public License as published by |
24 | * it under the terms of the GNU General Public License as published by |
25 | * the Free Software Foundation; either version 2 of the License, or |
25 | * the Free Software Foundation; either version 2 of the License, or |
26 | * (at your option) any later version. |
26 | * (at your option) any later version. |
… | |
… | |
35 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
35 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
36 | *----------------------------------------------------------------------*/ |
36 | *----------------------------------------------------------------------*/ |
37 | |
37 | |
38 | #include "../config.h" |
38 | #include "../config.h" |
39 | |
39 | |
|
|
40 | #include "ptytty.h" |
|
|
41 | |
|
|
42 | #if UTMP_SUPPORT |
|
|
43 | |
40 | #include <cstdio> |
44 | #include <cstdio> |
41 | |
45 | |
42 | #include <sys/types.h> |
46 | #include <sys/types.h> |
43 | #include <sys/stat.h> |
47 | #include <sys/stat.h> |
44 | #include <sys/fcntl.h> |
48 | #include <sys/fcntl.h> |
45 | #include <unistd.h> |
49 | #include <unistd.h> |
46 | #include <time.h> |
50 | #include <time.h> |
47 | |
|
|
48 | #include "ptytty.h" |
|
|
49 | |
|
|
50 | #if UTMP_SUPPORT |
|
|
51 | |
|
|
52 | #if HAVE_STRUCT_UTMP |
|
|
53 | static int write_bsd_utmp (int utmp_pos, struct utmp *wu); |
|
|
54 | static void update_wtmp (const char *fname, const struct utmp *putmp); |
|
|
55 | #endif |
|
|
56 | |
|
|
57 | static void update_lastlog (const char *fname, const char *pty, const char *host); |
|
|
58 | |
51 | |
59 | /* |
52 | /* |
60 | * BSD style utmp entry |
53 | * BSD style utmp entry |
61 | * ut_line, ut_name, ut_host, ut_time |
54 | * ut_line, ut_name, ut_host, ut_time |
62 | * SYSV style utmp (and utmpx) entry |
55 | * SYSV style utmp (and utmpx) entry |
63 | * ut_user, ut_id, ut_line, ut_pid, ut_type, ut_exit, ut_time |
56 | * ut_user, ut_id, ut_line, ut_pid, ut_type, ut_exit, ut_time |
64 | */ |
57 | */ |
65 | |
58 | |
66 | /* ------------------------------------------------------------------------- */ |
59 | /* ------------------------------------------------------------------------- */ |
|
|
60 | /* |
|
|
61 | * Write a BSD style utmp entry |
|
|
62 | */ |
|
|
63 | #if defined(HAVE_STRUCT_UTMP) && !defined(HAVE_UTMP_PID) |
|
|
64 | static int |
|
|
65 | write_bsd_utmp (int utmp_pos, struct utmp *wu) |
|
|
66 | { |
|
|
67 | int fd; |
|
|
68 | |
|
|
69 | if (utmp_pos <= 0 || (fd = open (UTMP_FILE, O_WRONLY)) == -1) |
|
|
70 | return 0; |
|
|
71 | |
|
|
72 | if (lseek (fd, (off_t) (utmp_pos * sizeof (struct utmp)), SEEK_SET) != -1) |
|
|
73 | write (fd, wu, sizeof (struct utmp)); |
|
|
74 | close (fd); |
|
|
75 | return 1; |
|
|
76 | } |
|
|
77 | #endif |
|
|
78 | |
|
|
79 | /* ------------------------------------------------------------------------- */ |
|
|
80 | /* |
|
|
81 | * Update a BSD style wtmp entry |
|
|
82 | */ |
|
|
83 | #if defined(WTMP_SUPPORT) && !defined(HAVE_UPDWTMP) && defined(HAVE_STRUCT_UTMP) |
|
|
84 | static void |
|
|
85 | update_wtmp (const char *fname, const struct utmp *putmp) |
|
|
86 | { |
|
|
87 | int fd, gotlock, retry; |
|
|
88 | struct flock lck; /* fcntl locking scheme */ |
|
|
89 | struct stat sbuf; |
|
|
90 | |
|
|
91 | if ((fd = open (fname, O_WRONLY | O_APPEND, 0)) < 0) |
|
|
92 | return; |
|
|
93 | |
|
|
94 | lck.l_whence = SEEK_END; /* start lock at current eof */ |
|
|
95 | lck.l_len = 0; /* end at ``largest possible eof'' */ |
|
|
96 | lck.l_start = 0; |
|
|
97 | lck.l_type = F_WRLCK; /* we want a write lock */ |
|
|
98 | |
|
|
99 | /* attempt lock with F_SETLK; F_SETLKW would cause a deadlock! */ |
|
|
100 | for (retry = 10, gotlock = 0; retry--;) |
|
|
101 | if (fcntl (fd, F_SETLK, &lck) != -1) |
|
|
102 | { |
|
|
103 | gotlock = 1; |
|
|
104 | break; |
|
|
105 | } |
|
|
106 | else if (errno != EAGAIN && errno != EACCES) |
|
|
107 | break; |
|
|
108 | if (!gotlock) |
|
|
109 | { |
|
|
110 | /* give it up */ |
|
|
111 | close (fd); |
|
|
112 | return; |
|
|
113 | } |
|
|
114 | if (fstat (fd, &sbuf) == 0) |
|
|
115 | if (write (fd, putmp, sizeof (struct utmp)) != sizeof (struct utmp)) |
|
|
116 | ftruncate (fd, sbuf.st_size); /* remove bad writes */ |
|
|
117 | |
|
|
118 | lck.l_type = F_UNLCK; /* unlocking the file */ |
|
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119 | fcntl (fd, F_SETLK, &lck); |
|
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120 | close (fd); |
|
|
121 | } |
|
|
122 | #endif |
|
|
123 | |
|
|
124 | /* ------------------------------------------------------------------------- */ |
|
|
125 | #ifdef LASTLOG_SUPPORT |
|
|
126 | static void |
|
|
127 | update_lastlog (const char *fname, const char *pty, const char *host) |
|
|
128 | { |
|
|
129 | # if defined(HAVE_STRUCT_LASTLOGX) && defined(HAVE_UPDLASTLOGX) |
|
|
130 | struct lastlogx llx; |
|
|
131 | # endif |
|
|
132 | # ifdef HAVE_STRUCT_LASTLOG |
|
|
133 | int fd; |
|
|
134 | struct lastlog ll; |
|
|
135 | char lastlogfile[256]; |
|
|
136 | struct passwd *pwent; |
|
|
137 | struct stat st; |
|
|
138 | # endif |
|
|
139 | |
|
|
140 | # if defined(HAVE_STRUCT_LASTLOGX) && defined(HAVE_UPDLASTLOGX) |
|
|
141 | memset (&llx, 0, sizeof (llx)); |
|
|
142 | llx.ll_tv.tv_sec = time (NULL); |
|
|
143 | llx.ll_tv.tv_usec = 0; |
|
|
144 | strncpy (llx.ll_line, pty, sizeof (llx.ll_line)); |
|
|
145 | strncpy (llx.ll_host, host, sizeof (llx.ll_host)); |
|
|
146 | updlastlogx (LASTLOGX_FILE, getuid (), &llx); |
|
|
147 | # endif |
|
|
148 | |
|
|
149 | # ifdef HAVE_STRUCT_LASTLOG |
|
|
150 | pwent = getpwuid (getuid ()); |
|
|
151 | if (!pwent) |
|
|
152 | { |
|
|
153 | ptytty_warn ("no entry in password file, not updating lastlog.\n", 0); |
|
|
154 | return; |
|
|
155 | } |
|
|
156 | |
|
|
157 | memset (&ll, 0, sizeof (ll)); |
|
|
158 | ll.ll_time = time (NULL); |
|
|
159 | strncpy (ll.ll_line, pty, sizeof (ll.ll_line)); |
|
|
160 | strncpy (ll.ll_host, host, sizeof (ll.ll_host)); |
|
|
161 | if (stat (fname, &st) != 0) |
|
|
162 | return; |
|
|
163 | if (S_ISDIR (st.st_mode)) |
|
|
164 | { |
|
|
165 | sprintf (lastlogfile, "%.*s/%.*s", |
|
|
166 | (int)(sizeof (lastlogfile) - sizeof (pwent->pw_name) - 2), fname, |
|
|
167 | (int)sizeof (pwent->pw_name), |
|
|
168 | (!pwent->pw_name || pwent->pw_name[0] == '\0') ? "unknown" |
|
|
169 | : pwent->pw_name); |
|
|
170 | if ((fd = open (lastlogfile, O_WRONLY | O_CREAT, 0644)) >= 0) |
|
|
171 | { |
|
|
172 | write (fd, &ll, sizeof (ll)); |
|
|
173 | close (fd); |
|
|
174 | } |
|
|
175 | } |
|
|
176 | else if (S_ISREG (st.st_mode)) |
|
|
177 | if ((fd = open (fname, O_RDWR)) != -1) |
|
|
178 | { |
|
|
179 | if (lseek (fd, (off_t) ((long)pwent->pw_uid * sizeof (ll)), |
|
|
180 | SEEK_SET) != -1) |
|
|
181 | write (fd, &ll, sizeof (ll)); |
|
|
182 | close (fd); |
|
|
183 | } |
|
|
184 | # endif /* HAVE_STRUCT_LASTLOG */ |
|
|
185 | } |
|
|
186 | #endif /* LASTLOG_SUPPORT */ |
|
|
187 | |
|
|
188 | /* ------------------------------------------------------------------------- */ |
67 | |
189 | |
68 | /* |
190 | /* |
69 | * make and write utmp and wtmp entries |
191 | * make and write utmp and wtmp entries |
70 | */ |
192 | */ |
71 | void |
193 | void |
… | |
… | |
85 | #ifdef HAVE_STRUCT_UTMPX |
207 | #ifdef HAVE_STRUCT_UTMPX |
86 | struct utmpx *utx = &this->utx; |
208 | struct utmpx *utx = &this->utx; |
87 | #endif |
209 | #endif |
88 | int i; |
210 | int i; |
89 | struct passwd *pwent = getpwuid (getuid ()); |
211 | struct passwd *pwent = getpwuid (getuid ()); |
|
|
212 | const char *name = (pwent && pwent->pw_name) ? pwent->pw_name : "?"; |
90 | |
213 | |
91 | if (!strncmp (pty, "/dev/", 5)) |
214 | if (!strncmp (pty, "/dev/", 5)) |
92 | pty += 5; /* skip /dev/ prefix */ |
215 | pty += 5; /* skip /dev/ prefix */ |
93 | |
216 | |
94 | #if defined(HAVE_UTMP_PID) || defined(HAVE_STRUCT_UTMPX) |
217 | #if defined(HAVE_UTMP_PID) || defined(HAVE_STRUCT_UTMPX) |
95 | if (!strncmp (pty, "pty", 3) || !strncmp (pty, "tty", 3)) |
218 | if (!strncmp (pty, "pty", 3) || !strncmp (pty, "tty", 3)) |
96 | strncpy (ut_id, pty + 3, sizeof (ut_id)); |
219 | strncpy (ut_id, pty + 3, sizeof (ut_id)); |
97 | else if (sscanf (pty, "pts/%d", &i) == 1) |
220 | else if (sscanf (pty, "pts/%d", &i) == 1) |
98 | sprintf (ut_id, "vt%02x", (i & 0xff)); /* sysv naming */ |
221 | sprintf (ut_id, "vt%02x", (i & 0xff)); /* sysv naming */ |
99 | else if (strncmp (pty, "pty", 3) && strncmp (pty, "tty", 3)) |
222 | else |
100 | { |
223 | { |
101 | ptytty_warn ("can't parse tty name \"%s\", not adding utmp entry.\n", pty); |
224 | ptytty_warn ("can't parse tty name \"%s\", not adding utmp entry.\n", pty); |
102 | return; |
225 | return; |
103 | } |
226 | } |
104 | #endif |
227 | #endif |
… | |
… | |
108 | # ifdef HAVE_UTMP_PID |
231 | # ifdef HAVE_UTMP_PID |
109 | setutent (); |
232 | setutent (); |
110 | strncpy (ut->ut_id, ut_id, sizeof (ut->ut_id)); |
233 | strncpy (ut->ut_id, ut_id, sizeof (ut->ut_id)); |
111 | ut->ut_type = DEAD_PROCESS; |
234 | ut->ut_type = DEAD_PROCESS; |
112 | getutid (ut); /* position to entry in utmp file */ |
235 | getutid (ut); /* position to entry in utmp file */ |
113 | strncpy (this->ut_id, ut_id, sizeof (this->ut_id)); |
|
|
114 | # endif |
236 | # endif |
115 | #endif |
237 | #endif |
116 | |
238 | |
117 | #ifdef HAVE_STRUCT_UTMPX |
239 | #ifdef HAVE_STRUCT_UTMPX |
118 | memset (utx, 0, sizeof (struct utmpx)); |
240 | memset (utx, 0, sizeof (struct utmpx)); |
119 | setutxent (); |
241 | setutxent (); |
120 | strncpy (utx->ut_id, ut_id, sizeof (utx->ut_id)); |
242 | strncpy (utx->ut_id, ut_id, sizeof (utx->ut_id)); |
121 | utx->ut_type = DEAD_PROCESS; |
243 | utx->ut_type = DEAD_PROCESS; |
122 | getutxid (utx); /* position to entry in utmp file */ |
244 | getutxid (utx); /* position to entry in utmp file */ |
123 | strncpy (this->ut_id, ut_id, sizeof (this->ut_id)); |
|
|
124 | #endif |
245 | #endif |
125 | |
246 | |
126 | #ifdef HAVE_STRUCT_UTMP |
247 | #ifdef HAVE_STRUCT_UTMP |
127 | strncpy (ut->ut_line, pty, sizeof (ut->ut_line)); |
248 | strncpy (ut->ut_line, pty, sizeof (ut->ut_line)); |
|
|
249 | # ifdef HAVE_UTMP_HOST |
|
|
250 | strncpy (ut->ut_host, hostname, sizeof (ut->ut_host)); |
|
|
251 | # endif |
128 | ut->ut_time = time (NULL); |
252 | ut->ut_time = time (NULL); |
129 | # ifdef HAVE_UTMP_PID |
253 | # ifdef HAVE_UTMP_PID |
130 | strncpy (ut->ut_user, (pwent && pwent->pw_name) ? pwent->pw_name : "?", |
254 | strncpy (ut->ut_user, name, sizeof (ut->ut_user)); |
131 | sizeof (ut->ut_user)); |
|
|
132 | strncpy (ut->ut_id, ut_id, sizeof (ut->ut_id)); |
255 | strncpy (ut->ut_id, ut_id, sizeof (ut->ut_id)); |
133 | ut->ut_time = time (NULL); |
|
|
134 | ut->ut_pid = cmd_pid; |
256 | ut->ut_pid = cmd_pid; |
135 | # ifdef HAVE_UTMP_HOST |
|
|
136 | strncpy (ut->ut_host, hostname, sizeof (ut->ut_host)); |
|
|
137 | # endif |
|
|
138 | ut->ut_type = USER_PROCESS; |
257 | ut->ut_type = USER_PROCESS; |
139 | pututline (ut); |
258 | pututline (ut); |
140 | endutent (); /* close the file */ |
259 | endutent (); /* close the file */ |
141 | utmp_pos = 0; |
260 | utmp_pos = 0; |
142 | # else |
261 | # else |
143 | strncpy (ut->ut_name, (pwent && pwent->pw_name) ? pwent->pw_name : "?", |
|
|
144 | sizeof (ut->ut_name)); |
|
|
145 | # ifdef HAVE_UTMP_HOST |
|
|
146 | strncpy (ut->ut_host, hostname, sizeof (ut->ut_host)); |
262 | strncpy (ut->ut_name, name, sizeof (ut->ut_name)); |
147 | # endif |
|
|
148 | # endif |
263 | # endif |
149 | #endif |
264 | #endif |
150 | |
265 | |
151 | #ifdef HAVE_STRUCT_UTMPX |
266 | #ifdef HAVE_STRUCT_UTMPX |
152 | strncpy (utx->ut_line, pty, sizeof (utx->ut_line)); |
267 | strncpy (utx->ut_line, pty, sizeof (utx->ut_line)); |
153 | strncpy (utx->ut_user, (pwent && pwent->pw_name) ? pwent->pw_name : "?", |
268 | strncpy (utx->ut_user, name, sizeof (utx->ut_user)); |
154 | sizeof (utx->ut_user)); |
|
|
155 | strncpy (utx->ut_id, ut_id, sizeof (utx->ut_id)); |
269 | strncpy (utx->ut_id, ut_id, sizeof (utx->ut_id)); |
156 | # if HAVE_UTMPX_SESSION |
270 | # if HAVE_UTMPX_SESSION |
157 | utx->ut_session = getsid (0); |
271 | utx->ut_session = getsid (0); |
158 | # endif |
272 | # endif |
159 | utx->ut_tv.tv_sec = time (NULL); |
273 | utx->ut_tv.tv_sec = time (NULL); |
… | |
… | |
176 | utmp_pos = 0; |
290 | utmp_pos = 0; |
177 | #endif |
291 | #endif |
178 | |
292 | |
179 | #if defined(HAVE_STRUCT_UTMP) && !defined(HAVE_UTMP_PID) |
293 | #if defined(HAVE_STRUCT_UTMP) && !defined(HAVE_UTMP_PID) |
180 | { |
294 | { |
181 | # ifdef HAVE_TTYSLOT |
295 | # if 1 |
182 | int fdstdin = dup (STDIN_FILENO); |
296 | int fdstdin = dup (STDIN_FILENO); |
183 | dup2 (tty, STDIN_FILENO); |
297 | dup2 (tty, STDIN_FILENO); |
184 | |
298 | |
185 | i = ttyslot (); |
299 | i = ttyslot (); |
186 | if (write_bsd_utmp (i, ut)) |
300 | if (write_bsd_utmp (i, ut)) |
187 | utmp_pos = i; |
301 | utmp_pos = i; |
188 | |
302 | |
189 | dup2 (fdstdin, STDIN_FILENO); |
303 | dup2 (fdstdin, STDIN_FILENO); |
190 | close (fdstdin); |
304 | close (fdstdin); |
191 | # else |
|
|
192 | FILE *fd0; |
|
|
193 | |
|
|
194 | if ((fd0 = fopen (TTYTAB_FILENAME, "r")) != NULL) |
|
|
195 | { |
|
|
196 | char buf[256], name[256]; |
|
|
197 | |
|
|
198 | buf[sizeof (buf) - 1] = '\0'; |
|
|
199 | for (i = 1; (fgets (buf, sizeof (buf) - 1, fd0) != NULL);) |
|
|
200 | { |
|
|
201 | if (*buf == '#' || sscanf (buf, "%s", name) != 1) |
|
|
202 | continue; |
|
|
203 | if (!strcmp (ut->ut_line, name)) |
|
|
204 | { |
|
|
205 | if (!write_bsd_utmp (i, ut)) |
|
|
206 | i = 0; |
|
|
207 | utmp_pos = i; |
|
|
208 | fclose (fd0); |
|
|
209 | break; |
|
|
210 | } |
|
|
211 | i++; |
|
|
212 | } |
|
|
213 | fclose (fd0); |
|
|
214 | } |
|
|
215 | # endif |
305 | # endif |
216 | } |
306 | } |
217 | #endif |
307 | #endif |
218 | |
308 | |
219 | #ifdef WTMP_SUPPORT |
309 | #ifdef WTMP_SUPPORT |
… | |
… | |
332 | #endif |
422 | #endif |
333 | |
423 | |
334 | cmd_pid = 0; |
424 | cmd_pid = 0; |
335 | } |
425 | } |
336 | |
426 | |
337 | /* ------------------------------------------------------------------------- */ |
|
|
338 | /* |
|
|
339 | * Write a BSD style utmp entry |
|
|
340 | */ |
|
|
341 | #if defined(HAVE_STRUCT_UTMP) && !defined(HAVE_UTMP_PID) |
|
|
342 | static int |
|
|
343 | write_bsd_utmp (int utmp_pos, struct utmp *wu) |
|
|
344 | { |
|
|
345 | int fd; |
|
|
346 | |
|
|
347 | if (utmp_pos <= 0 || (fd = open (UTMP_FILE, O_WRONLY)) == -1) |
|
|
348 | return 0; |
|
|
349 | |
|
|
350 | if (lseek (fd, (off_t) (utmp_pos * sizeof (struct utmp)), SEEK_SET) != -1) |
|
|
351 | write (fd, wu, sizeof (struct utmp)); |
|
|
352 | close (fd); |
|
|
353 | return 1; |
|
|
354 | } |
|
|
355 | #endif |
|
|
356 | |
|
|
357 | /* ------------------------------------------------------------------------- */ |
|
|
358 | /* |
|
|
359 | * Update a BSD style wtmp entry |
|
|
360 | */ |
|
|
361 | #if defined(WTMP_SUPPORT) && !defined(HAVE_UPDWTMP) && defined(HAVE_STRUCT_UTMP) |
|
|
362 | static void |
|
|
363 | update_wtmp (const char *fname, const struct utmp *putmp) |
|
|
364 | { |
|
|
365 | int fd, gotlock, retry; |
|
|
366 | struct flock lck; /* fcntl locking scheme */ |
|
|
367 | struct stat sbuf; |
|
|
368 | |
|
|
369 | if ((fd = open (fname, O_WRONLY | O_APPEND, 0)) < 0) |
|
|
370 | return; |
|
|
371 | |
|
|
372 | lck.l_whence = SEEK_END; /* start lock at current eof */ |
|
|
373 | lck.l_len = 0; /* end at ``largest possible eof'' */ |
|
|
374 | lck.l_start = 0; |
|
|
375 | lck.l_type = F_WRLCK; /* we want a write lock */ |
|
|
376 | |
|
|
377 | /* attempt lock with F_SETLK; F_SETLKW would cause a deadlock! */ |
|
|
378 | for (retry = 10, gotlock = 0; retry--;) |
|
|
379 | if (fcntl (fd, F_SETLK, &lck) != -1) |
|
|
380 | { |
|
|
381 | gotlock = 1; |
|
|
382 | break; |
|
|
383 | } |
|
|
384 | else if (errno != EAGAIN && errno != EACCES) |
|
|
385 | break; |
|
|
386 | if (!gotlock) |
|
|
387 | { /* give it up */ |
|
|
388 | close (fd); |
|
|
389 | return; |
|
|
390 | } |
|
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391 | if (fstat (fd, &sbuf) == 0) |
|
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392 | if (write (fd, putmp, sizeof (struct utmp)) != sizeof (struct utmp)) |
|
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393 | ftruncate (fd, sbuf.st_size); /* remove bad writes */ |
|
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394 | |
|
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395 | lck.l_type = F_UNLCK; /* unlocking the file */ |
|
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396 | fcntl (fd, F_SETLK, &lck); |
|
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397 | close (fd); |
|
|
398 | } |
|
|
399 | #endif |
|
|
400 | |
|
|
401 | /* ------------------------------------------------------------------------- */ |
|
|
402 | #ifdef LASTLOG_SUPPORT |
|
|
403 | static void |
|
|
404 | update_lastlog (const char *fname, const char *pty, const char *host) |
|
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405 | { |
|
|
406 | # ifdef HAVE_STRUCT_LASTLOGX |
|
|
407 | struct lastlogx llx; |
|
|
408 | # endif |
|
|
409 | # ifdef HAVE_STRUCT_LASTLOG |
|
|
410 | int fd; |
|
|
411 | struct lastlog ll; |
|
|
412 | # ifdef LASTLOG_IS_DIR |
|
|
413 | char lastlogfile[256]; |
|
|
414 | # endif |
|
|
415 | struct passwd *pwent; |
|
|
416 | # endif |
|
|
417 | |
|
|
418 | # ifdef HAVE_STRUCT_LASTLOGX |
|
|
419 | memset (&llx, 0, sizeof (llx)); |
|
|
420 | llx.ll_tv.tv_sec = time (NULL); |
|
|
421 | llx.ll_tv.tv_usec = 0; |
|
|
422 | strncpy (llx.ll_line, pty, sizeof (llx.ll_line)); |
|
|
423 | strncpy (llx.ll_host, host, sizeof (llx.ll_host)); |
|
|
424 | updlastlogx (LASTLOGX_FILE, getuid (), &llx); |
|
|
425 | # endif |
|
|
426 | |
|
|
427 | # ifdef HAVE_STRUCT_LASTLOG |
|
|
428 | pwent = getpwuid (getuid ()); |
|
|
429 | if (!pwent) |
|
|
430 | { |
|
|
431 | ptytty_warn ("no entry in password file, not updating lastlog.\n"); |
|
|
432 | return; |
|
|
433 | } |
|
|
434 | |
|
|
435 | memset (&ll, 0, sizeof (ll)); |
|
|
436 | ll.ll_time = time (NULL); |
|
|
437 | strncpy (ll.ll_line, pty, sizeof (ll.ll_line)); |
|
|
438 | strncpy (ll.ll_host, host, sizeof (ll.ll_host)); |
|
|
439 | # ifdef LASTLOG_IS_DIR |
|
|
440 | sprintf (lastlogfile, "%.*s/%.*s", |
|
|
441 | sizeof (lastlogfile) - sizeof (pwent->pw_name) - 2, fname, |
|
|
442 | sizeof (pwent->pw_name), |
|
|
443 | (!pwent->pw_name || pwent->pw_name[0] == '\0') ? "unknown" |
|
|
444 | : pwent->pw_name); |
|
|
445 | if ((fd = open (lastlogfile, O_WRONLY | O_CREAT, 0644)) >= 0) |
|
|
446 | { |
|
|
447 | write (fd, &ll, sizeof (ll)); |
|
|
448 | close (fd); |
|
|
449 | } |
|
|
450 | # else |
|
|
451 | if ((fd = open (fname, O_RDWR)) != -1) |
|
|
452 | { |
|
|
453 | if (lseek (fd, (off_t) ((long)pwent->pw_uid * sizeof (ll)), |
|
|
454 | SEEK_SET) != -1) |
|
|
455 | write (fd, &ll, sizeof (ll)); |
|
|
456 | close (fd); |
|
|
457 | } |
|
|
458 | # endif /* LASTLOG_IS_DIR */ |
|
|
459 | # endif /* HAVE_STRUCT_LASTLOG */ |
|
|
460 | } |
|
|
461 | #endif /* LASTLOG_SUPPORT */ |
|
|
462 | |
|
|
463 | #else |
427 | #else |
464 | void |
428 | void |
465 | ptytty_unix::login (int cmd_pid, bool login_shell, const char *hostname) |
429 | ptytty_unix::login (int cmd_pid, bool login_shell, const char *hostname) |
466 | { |
430 | { |
467 | } |
431 | } |