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1 | #ifndef _DEFINES_H | |
2 | #define _DEFINES_H | |
3 | ||
4 | /* $Id$ */ | |
5 | ||
6 | /* Some platforms need this for the _r() functions */ | |
7 | #if !defined(_REENTRANT) && !defined(SNI) | |
8 | # define _REENTRANT 1 | |
9 | #endif | |
10 | ||
11 | /* Necessary headers */ | |
12 | ||
13 | #include <sys/types.h> /* For [u]intxx_t */ | |
14 | #include <sys/socket.h> /* For SHUT_XXXX */ | |
15 | #include <sys/param.h> /* For MAXPATHLEN and roundup() */ | |
16 | #include <netinet/in_systm.h> /* For typedefs */ | |
17 | #include <netinet/in.h> /* For IPv6 macros */ | |
18 | #include <netinet/ip.h> /* For IPTOS macros */ | |
19 | #ifdef HAVE_SYS_UN_H | |
20 | # include <sys/un.h> /* For SUN_LEN */ | |
21 | #endif | |
22 | #ifdef HAVE_SYS_BITYPES_H | |
23 | # include <sys/bitypes.h> /* For u_intXX_t */ | |
24 | #endif | |
25 | #ifdef HAVE_PATHS_H | |
26 | # include <paths.h> /* For _PATH_XXX */ | |
27 | #endif | |
28 | #ifdef HAVE_LIMITS_H | |
29 | # include <limits.h> /* For PATH_MAX */ | |
30 | #endif | |
31 | #ifdef HAVE_SYS_TIME_H | |
32 | # include <sys/time.h> /* For timersub */ | |
33 | #endif | |
34 | #ifdef HAVE_MAILLOCK_H | |
35 | # include <maillock.h> /* For _PATH_MAILDIR */ | |
36 | #endif | |
37 | #ifdef HAVE_SYS_CDEFS_H | |
38 | # include <sys/cdefs.h> /* For __P() */ | |
39 | #endif | |
40 | #ifdef HAVE_SYS_SYSMACROS_H | |
41 | # include <sys/sysmacros.h> /* For MIN, MAX, etc */ | |
42 | #endif | |
43 | #ifdef HAVE_SYS_STAT_H | |
44 | # include <sys/stat.h> /* For S_* constants and macros */ | |
45 | #endif | |
46 | #ifdef HAVE_NEXT | |
47 | # include <libc.h> | |
48 | #endif | |
49 | ||
50 | #include <unistd.h> /* For STDIN_FILENO, etc */ | |
51 | #include <termios.h> /* Struct winsize */ | |
52 | #include <fcntl.h> /* For O_NONBLOCK */ | |
53 | ||
54 | /* Constants */ | |
55 | ||
56 | #ifndef SHUT_RDWR | |
57 | enum | |
58 | { | |
59 | SHUT_RD = 0, /* No more receptions. */ | |
60 | SHUT_WR, /* No more transmissions. */ | |
61 | SHUT_RDWR /* No more receptions or transmissions. */ | |
62 | }; | |
63 | # define SHUT_RD SHUT_RD | |
64 | # define SHUT_WR SHUT_WR | |
65 | # define SHUT_RDWR SHUT_RDWR | |
66 | #endif | |
67 | ||
68 | #ifndef IPTOS_LOWDELAY | |
69 | # define IPTOS_LOWDELAY 0x10 | |
70 | # define IPTOS_THROUGHPUT 0x08 | |
71 | # define IPTOS_RELIABILITY 0x04 | |
72 | # define IPTOS_LOWCOST 0x02 | |
73 | # define IPTOS_MINCOST IPTOS_LOWCOST | |
74 | #endif /* IPTOS_LOWDELAY */ | |
75 | ||
76 | #ifndef MAXPATHLEN | |
77 | # ifdef PATH_MAX | |
78 | # define MAXPATHLEN PATH_MAX | |
79 | # else /* PATH_MAX */ | |
80 | # define MAXPATHLEN 64 /* Should be safe */ | |
81 | # endif /* PATH_MAX */ | |
82 | #endif /* MAXPATHLEN */ | |
83 | ||
84 | #ifndef STDIN_FILENO | |
85 | # define STDIN_FILENO 0 | |
86 | #endif | |
87 | #ifndef STDOUT_FILENO | |
88 | # define STDOUT_FILENO 1 | |
89 | #endif | |
90 | #ifndef STDERR_FILENO | |
91 | # define STDERR_FILENO 2 | |
92 | #endif | |
93 | ||
94 | #ifndef NGROUPS_MAX /* Disable groupaccess if NGROUP_MAX is not set */ | |
95 | #define NGROUPS_MAX 0 | |
96 | #endif | |
97 | ||
98 | #ifndef O_NONBLOCK /* Non Blocking Open */ | |
99 | # define O_NONBLOCK 00004 | |
100 | #endif | |
101 | ||
102 | #ifndef S_ISDIR | |
103 | # define S_ISDIR(mode) (((mode) & (_S_IFMT)) == (_S_IFDIR)) | |
104 | #endif /* S_ISDIR */ | |
105 | ||
106 | #ifndef S_ISREG | |
107 | # define S_ISREG(mode) (((mode) & (_S_IFMT)) == (_S_IFREG)) | |
108 | #endif /* S_ISREG */ | |
109 | ||
110 | #ifndef S_ISLNK | |
111 | # define S_ISLNK(mode) (((mode) & (_S_IFMT)) == (_S_IFLNK)) | |
112 | #endif /* S_ISLNK */ | |
113 | ||
114 | #ifndef S_IXUSR | |
115 | # define S_IXUSR 0000100 /* execute/search permission, */ | |
116 | # define S_IXGRP 0000010 /* execute/search permission, */ | |
117 | # define S_IXOTH 0000001 /* execute/search permission, */ | |
118 | # define _S_IWUSR 0000200 /* write permission, */ | |
119 | # define S_IWUSR _S_IWUSR /* write permission, owner */ | |
120 | # define S_IWGRP 0000020 /* write permission, group */ | |
121 | # define S_IWOTH 0000002 /* write permission, other */ | |
122 | # define S_IRUSR 0000400 /* read permission, owner */ | |
123 | # define S_IRGRP 0000040 /* read permission, group */ | |
124 | # define S_IROTH 0000004 /* read permission, other */ | |
125 | # define S_IRWXU 0000700 /* read, write, execute */ | |
126 | # define S_IRWXG 0000070 /* read, write, execute */ | |
127 | # define S_IRWXO 0000007 /* read, write, execute */ | |
128 | #endif /* S_IXUSR */ | |
129 | ||
130 | /* Types */ | |
131 | ||
132 | /* If sys/types.h does not supply intXX_t, supply them ourselves */ | |
133 | /* (or die trying) */ | |
134 | ||
135 | ||
136 | #ifndef HAVE_U_INT | |
137 | typedef unsigned int u_int; | |
138 | #endif | |
139 | ||
140 | #ifndef HAVE_INTXX_T | |
141 | # if (SIZEOF_CHAR == 1) | |
142 | typedef char int8_t; | |
143 | # else | |
144 | # error "8 bit int type not found." | |
145 | # endif | |
146 | # if (SIZEOF_SHORT_INT == 2) | |
147 | typedef short int int16_t; | |
148 | # else | |
149 | # ifdef _CRAY | |
150 | typedef long int16_t; | |
151 | # else | |
152 | # error "16 bit int type not found." | |
153 | # endif /* _CRAY */ | |
154 | # endif | |
155 | # if (SIZEOF_INT == 4) | |
156 | typedef int int32_t; | |
157 | # else | |
158 | # ifdef _CRAY | |
159 | typedef long int32_t; | |
160 | # else | |
161 | # error "32 bit int type not found." | |
162 | # endif /* _CRAY */ | |
163 | # endif | |
164 | #endif | |
165 | ||
166 | /* If sys/types.h does not supply u_intXX_t, supply them ourselves */ | |
167 | #ifndef HAVE_U_INTXX_T | |
168 | # ifdef HAVE_UINTXX_T | |
169 | typedef uint8_t u_int8_t; | |
170 | typedef uint16_t u_int16_t; | |
171 | typedef uint32_t u_int32_t; | |
172 | # define HAVE_U_INTXX_T 1 | |
173 | # else | |
174 | # if (SIZEOF_CHAR == 1) | |
175 | typedef unsigned char u_int8_t; | |
176 | # else | |
177 | # error "8 bit int type not found." | |
178 | # endif | |
179 | # if (SIZEOF_SHORT_INT == 2) | |
180 | typedef unsigned short int u_int16_t; | |
181 | # else | |
182 | # ifdef _CRAY | |
183 | typedef unsigned long u_int16_t; | |
184 | # else | |
185 | # error "16 bit int type not found." | |
186 | # endif | |
187 | # endif | |
188 | # if (SIZEOF_INT == 4) | |
189 | typedef unsigned int u_int32_t; | |
190 | # else | |
191 | # ifdef _CRAY | |
192 | typedef unsigned long u_int32_t; | |
193 | # else | |
194 | # error "32 bit int type not found." | |
195 | # endif | |
196 | # endif | |
197 | # endif | |
198 | #endif | |
199 | ||
200 | /* 64-bit types */ | |
201 | #ifndef HAVE_INT64_T | |
202 | # if (SIZEOF_LONG_INT == 8) | |
203 | typedef long int int64_t; | |
204 | # define HAVE_INT64_T 1 | |
205 | # else | |
206 | # if (SIZEOF_LONG_LONG_INT == 8) | |
207 | typedef long long int int64_t; | |
208 | # define HAVE_INT64_T 1 | |
209 | # define HAVE_LONG_LONG_INT | |
210 | # endif | |
211 | # endif | |
212 | #endif | |
213 | #ifndef HAVE_U_INT64_T | |
214 | # if (SIZEOF_LONG_INT == 8) | |
215 | typedef unsigned long int u_int64_t; | |
216 | # define HAVE_U_INT64_T 1 | |
217 | # else | |
218 | # if (SIZEOF_LONG_LONG_INT == 8) | |
219 | typedef unsigned long long int u_int64_t; | |
220 | # define HAVE_U_INT64_T 1 | |
221 | # endif | |
222 | # endif | |
223 | #endif | |
224 | ||
225 | #ifndef HAVE_SOCKLEN_T | |
226 | typedef unsigned int socklen_t; | |
227 | # define HAVE_SOCKLEN_T | |
228 | #endif /* HAVE_SOCKLEN_T */ | |
229 | ||
230 | #ifndef HAVE_SIZE_T | |
231 | typedef unsigned int size_t; | |
232 | # define HAVE_SIZE_T | |
233 | #endif /* HAVE_SIZE_T */ | |
234 | ||
235 | #ifndef HAVE_SSIZE_T | |
236 | typedef int ssize_t; | |
237 | # define HAVE_SSIZE_T | |
238 | #endif /* HAVE_SSIZE_T */ | |
239 | ||
240 | #ifndef HAVE_CLOCK_T | |
241 | typedef long clock_t; | |
242 | # define HAVE_CLOCK_T | |
243 | #endif /* HAVE_CLOCK_T */ | |
244 | ||
245 | #ifndef HAVE_SA_FAMILY_T | |
246 | typedef int sa_family_t; | |
247 | # define HAVE_SA_FAMILY_T | |
248 | #endif /* HAVE_SA_FAMILY_T */ | |
249 | ||
250 | #ifndef HAVE_PID_T | |
251 | typedef int pid_t; | |
252 | # define HAVE_PID_T | |
253 | #endif /* HAVE_PID_T */ | |
254 | ||
255 | #ifndef HAVE_MODE_T | |
256 | typedef int mode_t; | |
257 | # define HAVE_MODE_T | |
258 | #endif /* HAVE_MODE_T */ | |
259 | ||
260 | #if !defined(HAVE_SS_FAMILY_IN_SS) && defined(HAVE___SS_FAMILY_IN_SS) | |
261 | # define ss_family __ss_family | |
262 | #endif /* !defined(HAVE_SS_FAMILY_IN_SS) && defined(HAVE_SA_FAMILY_IN_SS) */ | |
263 | ||
264 | #ifndef HAVE_SYS_UN_H | |
265 | struct sockaddr_un { | |
266 | short sun_family; /* AF_UNIX */ | |
267 | char sun_path[108]; /* path name (gag) */ | |
268 | }; | |
269 | #endif /* HAVE_SYS_UN_H */ | |
270 | ||
271 | #if defined(BROKEN_SYS_TERMIO_H) && !defined(_STRUCT_WINSIZE) | |
272 | #define _STRUCT_WINSIZE | |
273 | struct winsize { | |
274 | unsigned short ws_row; /* rows, in characters */ | |
275 | unsigned short ws_col; /* columns, in character */ | |
276 | unsigned short ws_xpixel; /* horizontal size, pixels */ | |
277 | unsigned short ws_ypixel; /* vertical size, pixels */ | |
278 | }; | |
279 | #endif | |
280 | ||
281 | /* Paths */ | |
282 | ||
283 | #ifndef _PATH_BSHELL | |
284 | # define _PATH_BSHELL "/bin/sh" | |
285 | #endif | |
286 | #ifndef _PATH_CSHELL | |
287 | # define _PATH_CSHELL "/bin/csh" | |
288 | #endif | |
289 | #ifndef _PATH_SHELLS | |
290 | # define _PATH_SHELLS "/etc/shells" | |
291 | #endif | |
292 | ||
293 | #ifdef USER_PATH | |
294 | # ifdef _PATH_STDPATH | |
295 | # undef _PATH_STDPATH | |
296 | # endif | |
297 | # define _PATH_STDPATH USER_PATH | |
298 | #endif | |
299 | ||
300 | #ifndef _PATH_STDPATH | |
301 | # define _PATH_STDPATH "/usr/bin:/bin:/usr/sbin:/sbin" | |
302 | #endif | |
303 | ||
304 | #ifndef _PATH_DEVNULL | |
305 | # define _PATH_DEVNULL "/dev/null" | |
306 | #endif | |
307 | ||
308 | #ifndef MAIL_DIRECTORY | |
309 | # define MAIL_DIRECTORY "/var/spool/mail" | |
310 | #endif | |
311 | ||
312 | #ifndef MAILDIR | |
313 | # define MAILDIR MAIL_DIRECTORY | |
314 | #endif | |
315 | ||
316 | #if !defined(_PATH_MAILDIR) && defined(MAILDIR) | |
317 | # define _PATH_MAILDIR MAILDIR | |
318 | #endif /* !defined(_PATH_MAILDIR) && defined(MAILDIR) */ | |
319 | ||
320 | #ifndef _PATH_RSH | |
321 | # ifdef RSH_PATH | |
322 | # define _PATH_RSH RSH_PATH | |
323 | # else /* RSH_PATH */ | |
324 | # define _PATH_RSH "/usr/bin/rsh" | |
325 | # endif /* RSH_PATH */ | |
326 | #endif /* _PATH_RSH */ | |
327 | ||
328 | #ifndef _PATH_NOLOGIN | |
329 | # define _PATH_NOLOGIN "/etc/nologin" | |
330 | #endif | |
331 | ||
332 | /* Define this to be the path of the xauth program. */ | |
333 | #ifndef XAUTH_PATH | |
334 | #define XAUTH_PATH "/usr/X11R6/bin/xauth" | |
335 | #endif /* XAUTH_PATH */ | |
336 | ||
337 | #ifndef _PATH_TTY | |
338 | # define _PATH_TTY "/dev/tty" | |
339 | #endif | |
340 | ||
341 | /* Macros */ | |
342 | ||
343 | #if defined(HAVE_LOGIN_GETCAPBOOL) && defined(HAVE_LOGIN_CAP_H) | |
344 | # define HAVE_LOGIN_CAP | |
345 | #endif | |
346 | ||
347 | #ifndef MAX | |
348 | # define MAX(a,b) (((a)>(b))?(a):(b)) | |
349 | # define MIN(a,b) (((a)<(b))?(a):(b)) | |
350 | #endif | |
351 | ||
352 | #ifndef roundup | |
353 | # define roundup(x, y) ((((x)+((y)-1))/(y))*(y)) | |
354 | #endif | |
355 | ||
356 | #ifndef timersub | |
357 | #define timersub(a, b, result) \ | |
358 | do { \ | |
359 | (result)->tv_sec = (a)->tv_sec - (b)->tv_sec; \ | |
360 | (result)->tv_usec = (a)->tv_usec - (b)->tv_usec; \ | |
361 | if ((result)->tv_usec < 0) { \ | |
362 | --(result)->tv_sec; \ | |
363 | (result)->tv_usec += 1000000; \ | |
364 | } \ | |
365 | } while (0) | |
366 | #endif | |
367 | ||
368 | #ifndef __P | |
369 | # define __P(x) x | |
370 | #endif | |
371 | ||
372 | #if !defined(IN6_IS_ADDR_V4MAPPED) | |
373 | # define IN6_IS_ADDR_V4MAPPED(a) \ | |
374 | ((((u_int32_t *) (a))[0] == 0) && (((u_int32_t *) (a))[1] == 0) && \ | |
375 | (((u_int32_t *) (a))[2] == htonl (0xffff))) | |
376 | #endif /* !defined(IN6_IS_ADDR_V4MAPPED) */ | |
377 | ||
378 | #if !defined(__GNUC__) || (__GNUC__ < 2) | |
379 | # define __attribute__(x) | |
380 | #endif /* !defined(__GNUC__) || (__GNUC__ < 2) */ | |
381 | ||
382 | #ifndef SUN_LEN | |
383 | #define SUN_LEN(su) \ | |
384 | (sizeof(*(su)) - sizeof((su)->sun_path) + strlen((su)->sun_path)) | |
385 | #endif /* SUN_LEN */ | |
386 | ||
387 | /* Function replacement / compatibility hacks */ | |
388 | ||
389 | /* In older versions of libpam, pam_strerror takes a single argument */ | |
390 | #ifdef HAVE_OLD_PAM | |
391 | # define PAM_STRERROR(a,b) pam_strerror((b)) | |
392 | #else | |
393 | # define PAM_STRERROR(a,b) pam_strerror((a),(b)) | |
394 | #endif | |
395 | ||
396 | #ifdef PAM_SUN_CODEBASE | |
397 | # define PAM_MSG_MEMBER(msg, n, member) ((*(msg))[(n)].member) | |
398 | #else | |
399 | # define PAM_MSG_MEMBER(msg, n, member) ((msg)[(n)]->member) | |
400 | #endif | |
401 | ||
402 | #if defined(BROKEN_GETADDRINFO) && defined(HAVE_GETADDRINFO) | |
403 | # undef HAVE_GETADDRINFO | |
404 | #endif | |
405 | #if defined(BROKEN_GETADDRINFO) && defined(HAVE_FREEADDRINFO) | |
406 | # undef HAVE_FREEADDRINFO | |
407 | #endif | |
408 | #if defined(BROKEN_GETADDRINFO) && defined(HAVE_GAI_STRERROR) | |
409 | # undef HAVE_GAI_STRERROR | |
410 | #endif | |
411 | ||
412 | #if !defined(HAVE_MEMMOVE) && defined(HAVE_BCOPY) | |
413 | # define memmove(s1, s2, n) bcopy((s2), (s1), (n)) | |
414 | #endif /* !defined(HAVE_MEMMOVE) && defined(HAVE_BCOPY) */ | |
415 | ||
416 | #if !defined(HAVE_ATEXIT) && defined(HAVE_ON_EXIT) | |
417 | # define atexit(a) on_exit(a) | |
418 | #else | |
419 | # if defined(HAVE_XATEXIT) | |
420 | # define atexit(a) xatexit(a) | |
421 | # endif /* defined(HAVE_XATEXIT) */ | |
422 | #endif /* !defined(HAVE_ATEXIT) && defined(HAVE_ON_EXIT) */ | |
423 | ||
424 | #if defined(HAVE_VHANGUP) && !defined(BROKEN_VHANGUP) | |
425 | # define USE_VHANGUP | |
426 | #endif /* defined(HAVE_VHANGUP) && !defined(BROKEN_VHANGUP) */ | |
427 | ||
428 | #ifndef GETPGRP_VOID | |
429 | # define getpgrp() getpgrp(0) | |
430 | #endif | |
431 | ||
432 | /* | |
433 | * Define this to use pipes instead of socketpairs for communicating with the | |
434 | * client program. Socketpairs do not seem to work on all systems. | |
435 | * | |
436 | * configure.in sets this for a few OS's which are known to have problems | |
437 | * but you may need to set it yourself | |
438 | */ | |
439 | /* #define USE_PIPES 1 */ | |
440 | ||
441 | /** | |
442 | ** login recorder definitions | |
443 | **/ | |
444 | ||
445 | /* preprocess */ | |
446 | ||
447 | #ifdef HAVE_UTMP_H | |
448 | # ifdef HAVE_TIME_IN_UTMP | |
449 | # include <time.h> | |
450 | # endif | |
451 | # include <utmp.h> | |
452 | #endif | |
453 | #ifdef HAVE_UTMPX_H | |
454 | # ifdef HAVE_TV_IN_UTMPX | |
455 | # include <sys/time.h> | |
456 | # endif | |
457 | # include <utmpx.h> | |
458 | #endif | |
459 | #ifdef HAVE_LASTLOG_H | |
460 | # include <lastlog.h> | |
461 | #endif | |
462 | #ifdef HAVE_PATHS_H | |
463 | # include <paths.h> | |
464 | #endif | |
465 | ||
466 | /* FIXME: put default paths back in */ | |
467 | #ifndef UTMP_FILE | |
468 | # ifdef _PATH_UTMP | |
469 | # define UTMP_FILE _PATH_UTMP | |
470 | # else | |
471 | # ifdef CONF_UTMP_FILE | |
472 | # define UTMP_FILE CONF_UTMP_FILE | |
473 | # endif | |
474 | # endif | |
475 | #endif | |
476 | #ifndef WTMP_FILE | |
477 | # ifdef _PATH_WTMP | |
478 | # define WTMP_FILE _PATH_WTMP | |
479 | # else | |
480 | # ifdef CONF_WTMP_FILE | |
481 | # define WTMP_FILE CONF_WTMP_FILE | |
482 | # endif | |
483 | # endif | |
484 | #endif | |
485 | /* pick up the user's location for lastlog if given */ | |
486 | #ifndef LASTLOG_FILE | |
487 | # ifdef _PATH_LASTLOG | |
488 | # define LASTLOG_FILE _PATH_LASTLOG | |
489 | # else | |
490 | # ifdef CONF_LASTLOG_FILE | |
491 | # define LASTLOG_FILE CONF_LASTLOG_FILE | |
492 | # endif | |
493 | # endif | |
494 | #endif | |
495 | ||
496 | ||
497 | /* The login() library function in libutil is first choice */ | |
498 | #if defined(HAVE_LOGIN) && !defined(DISABLE_LOGIN) | |
499 | # define USE_LOGIN | |
500 | ||
501 | #else | |
502 | /* Simply select your favourite login types. */ | |
503 | /* Can't do if-else because some systems use several... <sigh> */ | |
504 | # if defined(UTMPX_FILE) && !defined(DISABLE_UTMPX) | |
505 | # define USE_UTMPX | |
506 | # endif | |
507 | # if defined(UTMP_FILE) && !defined(DISABLE_UTMP) | |
508 | # define USE_UTMP | |
509 | # endif | |
510 | # if defined(WTMPX_FILE) && !defined(DISABLE_WTMPX) | |
511 | # define USE_WTMPX | |
512 | # endif | |
513 | # if defined(WTMP_FILE) && !defined(DISABLE_WTMP) | |
514 | # define USE_WTMP | |
515 | # endif | |
516 | ||
517 | #endif | |
518 | ||
519 | /* I hope that the presence of LASTLOG_FILE is enough to detect this */ | |
520 | #if defined(LASTLOG_FILE) && !defined(DISABLE_LASTLOG) | |
521 | # define USE_LASTLOG | |
522 | #endif | |
523 | ||
524 | /* which type of time to use? (api.c) */ | |
525 | #ifdef HAVE_SYS_TIME_H | |
526 | # define USE_TIMEVAL | |
527 | #endif | |
528 | ||
529 | /** end of login recorder definitions */ | |
530 | ||
531 | #endif /* _DEFINES_H */ |