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1 | #ifndef _DEFINES_H | |
2 | #define _DEFINES_H | |
3 | ||
4 | /* Necessary headers */ | |
5 | ||
6 | #include <sys/types.h> /* For [u]intxx_t */ | |
7 | #include <sys/socket.h> /* For SHUT_XXXX */ | |
8 | #include <sys/param.h> /* For MAXPATHLEN */ | |
9 | #include <sys/un.h> /* For SUN_LEN */ | |
10 | #include <netinet/in_systm.h> /* For typedefs */ | |
11 | #include <netinet/in.h> /* For IPv6 macros */ | |
12 | #include <netinet/ip.h> /* For IPTOS macros */ | |
13 | #ifdef HAVE_SYS_BITYPES_H | |
14 | # include <sys/bitypes.h> /* For u_intXX_t */ | |
15 | #endif | |
16 | #ifdef HAVE_PATHS_H | |
17 | # include <paths.h> /* For _PATH_XXX */ | |
18 | #endif | |
19 | #ifdef HAVE_LIMITS_H | |
20 | # include <limits.h> /* For PATH_MAX */ | |
21 | #endif | |
22 | #ifdef HAVE_SYS_TIME_H | |
23 | # include <sys/time.h> /* For timersub */ | |
24 | #endif | |
25 | #ifdef HAVE_MAILLOCK_H | |
26 | # include <maillock.h> /* For _PATH_MAILDIR */ | |
27 | #endif | |
28 | #ifdef HAVE_SYS_CDEFS_H | |
29 | # include <sys/cdefs.h> /* For __P() */ | |
30 | #endif | |
31 | #ifdef HAVE_SYS_SYSMACROS_H | |
32 | # include <sys/sysmacros.h> /* For MIN, MAX, etc */ | |
33 | #endif | |
34 | #ifdef HAVE_SYS_STAT_H | |
35 | # include <sys/stat.h> /* For S_* constants and macros */ | |
36 | #endif | |
37 | ||
38 | #include <unistd.h> /* For STDIN_FILENO, etc */ | |
39 | ||
40 | /* Constants */ | |
41 | ||
42 | #ifndef SHUT_RDWR | |
43 | enum | |
44 | { | |
45 | SHUT_RD = 0, /* No more receptions. */ | |
46 | SHUT_WR, /* No more transmissions. */ | |
47 | SHUT_RDWR /* No more receptions or transmissions. */ | |
48 | }; | |
49 | # define SHUT_RD SHUT_RD | |
50 | # define SHUT_WR SHUT_WR | |
51 | # define SHUT_RDWR SHUT_RDWR | |
52 | #endif | |
53 | ||
54 | #ifndef IPTOS_LOWDELAY | |
55 | # define IPTOS_LOWDELAY 0x10 | |
56 | # define IPTOS_THROUGHPUT 0x08 | |
57 | # define IPTOS_RELIABILITY 0x04 | |
58 | # define IPTOS_LOWCOST 0x02 | |
59 | # define IPTOS_MINCOST IPTOS_LOWCOST | |
60 | #endif /* IPTOS_LOWDELAY */ | |
61 | ||
62 | #ifndef MAXPATHLEN | |
63 | # ifdef PATH_MAX | |
64 | # define MAXPATHLEN PATH_MAX | |
65 | # else /* PATH_MAX */ | |
66 | # define MAXPATHLEN 64 /* Should be safe */ | |
67 | # endif /* PATH_MAX */ | |
68 | #endif /* MAXPATHLEN */ | |
69 | ||
70 | #ifndef STDIN_FILENO | |
71 | # define STDIN_FILENO 0 | |
72 | #endif | |
73 | #ifndef STDOUT_FILENO | |
74 | # define STDOUT_FILENO 1 | |
75 | #endif | |
76 | #ifndef STDERR_FILENO | |
77 | # define STDERR_FILENO 2 | |
78 | #endif | |
79 | ||
80 | #ifndef S_ISREG | |
81 | # define S_ISDIR(mode) (((mode) & (_S_IFMT)) == (_S_IFDIR)) | |
82 | # define S_ISREG(mode) (((mode) & (_S_IFMT)) == (_S_IFREG)) | |
83 | #endif /* S_ISREG */ | |
84 | ||
85 | #ifndef S_IXUSR | |
86 | # define S_IXUSR 0000100 /* execute/search permission, */ | |
87 | # define S_IXGRP 0000010 /* execute/search permission, */ | |
88 | # define S_IXOTH 0000001 /* execute/search permission, */ | |
89 | # define _S_IWUSR 0000200 /* write permission, */ | |
90 | # define S_IWUSR _S_IWUSR /* write permission, owner */ | |
91 | # define S_IWGRP 0000020 /* write permission, group */ | |
92 | # define S_IWOTH 0000002 /* write permission, other */ | |
93 | # define S_IRUSR 0000400 /* read permission, owner */ | |
94 | # define S_IRGRP 0000040 /* read permission, group */ | |
95 | # define S_IROTH 0000004 /* read permission, other */ | |
96 | # define S_IRWXU 0000700 /* read, write, execute */ | |
97 | # define S_IRWXG 0000070 /* read, write, execute */ | |
98 | # define S_IRWXO 0000007 /* read, write, execute */ | |
99 | #endif /* S_IXUSR */ | |
100 | ||
101 | /* Types */ | |
102 | ||
103 | /* If sys/types.h does not supply intXX_t, supply them ourselves */ | |
104 | /* (or die trying) */ | |
105 | ||
106 | #ifndef HAVE_U_INT | |
107 | typedef unsigned int u_int; | |
108 | #endif | |
109 | ||
110 | #ifndef HAVE_INTXX_T | |
111 | # if (SIZEOF_CHAR == 1) | |
112 | typedef char int8_t; | |
113 | # else | |
114 | # error "8 bit int type not found." | |
115 | # endif | |
116 | # if (SIZEOF_SHORT_INT == 2) | |
117 | typedef short int int16_t; | |
118 | # else | |
119 | # error "16 bit int type not found." | |
120 | # endif | |
121 | # if (SIZEOF_INT == 4) | |
122 | typedef int int32_t; | |
123 | # else | |
124 | # error "32 bit int type not found." | |
125 | # endif | |
126 | /* | |
127 | # if (SIZEOF_LONG_INT == 8) | |
128 | typedef long int int64_t; | |
129 | # else | |
130 | # if (SIZEOF_LONG_LONG_INT == 8) | |
131 | typedef long long int int64_t; | |
132 | # define HAVE_INTXX_T 1 | |
133 | # else | |
134 | # error "64 bit int type not found." | |
135 | # endif | |
136 | # endif | |
137 | */ | |
138 | #endif | |
139 | ||
140 | /* If sys/types.h does not supply u_intXX_t, supply them ourselves */ | |
141 | #ifndef HAVE_U_INTXX_T | |
142 | # ifdef HAVE_UINTXX_T | |
143 | typedef uint8_t u_int8_t; | |
144 | typedef uint16_t u_int16_t; | |
145 | typedef uint32_t u_int32_t; | |
146 | /* | |
147 | typedef uint64_t u_int64_t; | |
148 | */ | |
149 | # define HAVE_U_INTXX_T 1 | |
150 | # else | |
151 | # if (SIZEOF_CHAR == 1) | |
152 | typedef unsigned char u_int8_t; | |
153 | # else | |
154 | # error "8 bit int type not found." | |
155 | # endif | |
156 | # if (SIZEOF_SHORT_INT == 2) | |
157 | typedef unsigned short int u_int16_t; | |
158 | # else | |
159 | # error "16 bit int type not found." | |
160 | # endif | |
161 | # if (SIZEOF_INT == 4) | |
162 | typedef unsigned int u_int32_t; | |
163 | # else | |
164 | # error "32 bit int type not found." | |
165 | # endif | |
166 | /* | |
167 | # if (SIZEOF_LONG_INT == 8) | |
168 | typedef unsigned long int u_int64_t; | |
169 | # else | |
170 | # if (SIZEOF_LONG_LONG_INT == 8) | |
171 | typedef unsigned long long int u_int64_t; | |
172 | # define HAVE_U_INTXX_T 1 | |
173 | # else | |
174 | # error "64 bit int type not found." | |
175 | # endif | |
176 | # endif | |
177 | */ | |
178 | # endif | |
179 | #endif | |
180 | ||
181 | #ifndef HAVE_SOCKLEN_T | |
182 | typedef unsigned int socklen_t; | |
183 | # define HAVE_SOCKLEN_T | |
184 | #endif /* HAVE_SOCKLEN_T */ | |
185 | ||
186 | #ifndef HAVE_SIZE_T | |
187 | typedef unsigned int size_t; | |
188 | # define HAVE_SIZE_T | |
189 | #endif /* HAVE_SIZE_T */ | |
190 | ||
191 | #ifndef HAVE_SSIZE_T | |
192 | typedef int ssize_t; | |
193 | # define HAVE_SSIZE_T | |
194 | #endif /* HAVE_SSIZE_T */ | |
195 | ||
196 | #ifndef HAVE_SA_FAMILY_T | |
197 | typedef int sa_family_t; | |
198 | # define HAVE_SA_FAMILY_T | |
199 | #endif /* HAVE_SA_FAMILY_T */ | |
200 | ||
201 | #ifndef HAVE_PID_T | |
202 | typedef int pid_t; | |
203 | # define HAVE_PID_T | |
204 | #endif /* HAVE_PID_T */ | |
205 | ||
206 | #ifndef HAVE_MODE_T | |
207 | typedef int mode_t; | |
208 | # define HAVE_MODE_T | |
209 | #endif /* HAVE_MODE_T */ | |
210 | ||
211 | #if !defined(HAVE_SS_FAMILY_IN_SS) && defined(HAVE___SS_FAMILY_IN_SS) | |
212 | # define ss_family __ss_family | |
213 | #endif /* !defined(HAVE_SS_FAMILY_IN_SS) && defined(HAVE_SA_FAMILY_IN_SS) */ | |
214 | ||
215 | /* Paths */ | |
216 | ||
217 | #ifndef _PATH_BSHELL | |
218 | # define _PATH_BSHELL "/bin/sh" | |
219 | #endif | |
220 | ||
221 | #ifdef USER_PATH | |
222 | # ifdef _PATH_STDPATH | |
223 | # undef _PATH_STDPATH | |
224 | # endif | |
225 | # define _PATH_STDPATH USER_PATH | |
226 | #endif | |
227 | ||
228 | #ifndef _PATH_STDPATH | |
229 | # define _PATH_STDPATH "/usr/bin:/bin:/usr/sbin:/sbin" | |
230 | #endif | |
231 | ||
232 | #ifndef _PATH_DEVNULL | |
233 | # define _PATH_DEVNULL "/dev/null" | |
234 | #endif | |
235 | ||
236 | #ifndef MAIL_DIRECTORY | |
237 | # define MAIL_DIRECTORY "/var/spool/mail" | |
238 | #endif | |
239 | ||
240 | #ifndef MAILDIR | |
241 | # define MAILDIR MAIL_DIRECTORY | |
242 | #endif | |
243 | ||
244 | #if !defined(_PATH_MAILDIR) && defined(MAILDIR) | |
245 | # define _PATH_MAILDIR MAILDIR | |
246 | #endif /* !defined(_PATH_MAILDIR) && defined(MAILDIR) */ | |
247 | ||
248 | #ifndef _PATH_RSH | |
249 | # ifdef RSH_PATH | |
250 | # define _PATH_RSH RSH_PATH | |
251 | # endif /* RSH_PATH */ | |
252 | #endif /* _PATH_RSH */ | |
253 | ||
254 | #ifndef _PATH_NOLOGIN | |
255 | # define _PATH_NOLOGIN "/etc/nologin" | |
256 | #endif | |
257 | ||
258 | /* Macros */ | |
259 | ||
260 | #if defined(HAVE_LOGIN_GETCAPBOOL) && defined(HAVE_LOGIN_CAP_H) | |
261 | # define HAVE_LOGIN_CAP | |
262 | #endif | |
263 | ||
264 | #ifndef MAX | |
265 | # define MAX(a,b) (((a)>(b))?(a):(b)) | |
266 | # define MIN(a,b) (((a)<(b))?(a):(b)) | |
267 | #endif | |
268 | ||
269 | #ifndef timersub | |
270 | #define timersub(a, b, result) \ | |
271 | do { \ | |
272 | (result)->tv_sec = (a)->tv_sec - (b)->tv_sec; \ | |
273 | (result)->tv_usec = (a)->tv_usec - (b)->tv_usec; \ | |
274 | if ((result)->tv_usec < 0) { \ | |
275 | --(result)->tv_sec; \ | |
276 | (result)->tv_usec += 1000000; \ | |
277 | } \ | |
278 | } while (0) | |
279 | #endif | |
280 | ||
281 | #ifndef __P | |
282 | # define __P(x) x | |
283 | #endif | |
284 | ||
285 | #if !defined(IN6_IS_ADDR_V4MAPPED) | |
286 | # define IN6_IS_ADDR_V4MAPPED(a) \ | |
287 | ((((u_int32_t *) (a))[0] == 0) && (((u_int32_t *) (a))[1] == 0) && \ | |
288 | (((u_int32_t *) (a))[2] == htonl (0xffff))) | |
289 | #endif /* !defined(IN6_IS_ADDR_V4MAPPED) */ | |
290 | ||
291 | #if !defined(__GNUC__) || (__GNUC__ < 2) | |
292 | # define __attribute__(x) | |
293 | #endif /* !defined(__GNUC__) || (__GNUC__ < 2) */ | |
294 | ||
295 | #if defined(HAVE_SECURITY_PAM_APPL_H) && !defined(DISABLE_PAM) | |
296 | # define USE_PAM | |
297 | #endif /* defined(HAVE_SECURITY_PAM_APPL_H) && !defined(DISABLE_PAM) */ | |
298 | ||
299 | #ifndef SUN_LEN | |
300 | #define SUN_LEN(su) \ | |
301 | (sizeof(*(su)) - sizeof((su)->sun_path) + strlen((su)->sun_path)) | |
302 | #endif /* SUN_LEN */ | |
303 | ||
304 | /* Function replacement / compatibility hacks */ | |
305 | ||
306 | /* In older versions of libpam, pam_strerror takes a single argument */ | |
307 | #ifdef HAVE_OLD_PAM | |
308 | # define PAM_STRERROR(a,b) pam_strerror((b)) | |
309 | #else | |
310 | # define PAM_STRERROR(a,b) pam_strerror((a),(b)) | |
311 | #endif | |
312 | ||
313 | #if defined(BROKEN_GETADDRINFO) && defined(HAVE_GETADDRINFO) | |
314 | # undef HAVE_GETADDRINFO | |
315 | #endif /* defined(BROKEN_GETADDRINFO) && defined(HAVE_GETADDRINFO) */ | |
316 | ||
317 | #if !defined(HAVE_MEMMOVE) && defined(HAVE_BCOPY) | |
318 | # define memmove(s1, s2, n) bcopy((s2), (s1), (n)) | |
319 | #endif /* !defined(HAVE_MEMMOVE) && defined(HAVE_BCOPY) */ | |
320 | ||
321 | #if !defined(HAVE_ATEXIT) && defined(HAVE_ON_EXIT) | |
322 | # define atexit(a) on_exit(a) | |
323 | #endif /* !defined(HAVE_ATEXIT) && defined(HAVE_ON_EXIT) */ | |
324 | ||
325 | /** | |
326 | ** login recorder definitions | |
327 | **/ | |
328 | ||
329 | /* preprocess */ | |
330 | ||
331 | #ifdef HAVE_UTMP_H | |
332 | # ifdef HAVE_TIME_IN_UTMP | |
333 | # include <time.h> | |
334 | # endif | |
335 | # include <utmp.h> | |
336 | #endif | |
337 | #ifdef HAVE_UTMPX_H | |
338 | # ifdef HAVE_TV_IN_UTMPX | |
339 | # include <sys/time.h> | |
340 | # endif | |
341 | # include <utmpx.h> | |
342 | #endif | |
343 | #ifdef HAVE_LASTLOG_H | |
344 | # include <lastlog.h> | |
345 | #endif | |
346 | #ifdef HAVE_PATHS_H | |
347 | # include <paths.h> | |
348 | #endif | |
349 | ||
350 | /* FIXME: put default paths back in */ | |
351 | #ifndef UTMP_FILE | |
352 | # ifdef _PATH_UTMP | |
353 | # define UTMP_FILE _PATH_UTMP | |
354 | # else | |
355 | # ifdef CONF_UTMP_FILE | |
356 | # define UTMP_FILE CONF_UTMP_FILE | |
357 | # endif | |
358 | # endif | |
359 | #endif | |
360 | #ifndef WTMP_FILE | |
361 | # ifdef _PATH_WTMP | |
362 | # define WTMP_FILE _PATH_WTMP | |
363 | # else | |
364 | # ifdef CONF_WTMP_FILE | |
365 | # define WTMP_FILE CONF_WTMP_FILE | |
366 | # endif | |
367 | # endif | |
368 | #endif | |
369 | /* pick up the user's location for lastlog if given */ | |
370 | #ifndef LASTLOG_FILE | |
371 | # ifdef _PATH_LASTLOG | |
372 | # define LASTLOG_FILE _PATH_LASTLOG | |
373 | # else | |
374 | # ifdef CONF_LASTLOG_FILE | |
375 | # define LASTLOG_FILE CONF_LASTLOG_FILE | |
376 | # endif | |
377 | # endif | |
378 | #endif | |
379 | ||
380 | ||
381 | /* The login() library function in libutil is first choice */ | |
382 | #if defined(HAVE_LOGIN) && !defined(DISABLE_LOGIN) | |
383 | # define USE_LOGIN | |
384 | ||
385 | #else | |
386 | /* Simply select your favourite login types. */ | |
387 | /* Can't do if-else because some systems use several... <sigh> */ | |
388 | # if defined(UTMPX_FILE) && !defined(DISABLE_UTMPX) | |
389 | # define USE_UTMPX | |
390 | # endif | |
391 | # if defined(UTMP_FILE) && !defined(DISABLE_UTMP) | |
392 | # define USE_UTMP | |
393 | # endif | |
394 | # if defined(WTMPX_FILE) && !defined(DISABLE_WTMPX) | |
395 | # define USE_WTMPX | |
396 | # endif | |
397 | # if defined(WTMP_FILE) && !defined(DISABLE_WTMP) | |
398 | # define USE_WTMP | |
399 | # endif | |
400 | ||
401 | #endif | |
402 | ||
403 | /* I hope that the presence of LASTLOG_FILE is enough to detect this */ | |
404 | #if defined(LASTLOG_FILE) && !defined(DISABLE_LASTLOG) | |
405 | # define USE_LASTLOG | |
406 | #endif | |
407 | ||
408 | /* which type of time to use? (api.c) */ | |
409 | #ifdef HAVE_SYS_TIME_H | |
410 | # define USE_TIMEVAL | |
411 | #endif | |
412 | ||
413 | /** end of login recorder definitions */ | |
414 | ||
415 | #endif /* _DEFINES_H */ |