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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 | ||
8 | #include <sys/socket.h> /* For SHUT_XXXX */ | |
9 | ||
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 | ||
14 | #ifdef HAVE_SYS_BITYPES_H | |
15 | # include <sys/bitypes.h> /* For u_intXX_t */ | |
16 | #endif | |
17 | ||
18 | #ifdef HAVE_PATHS_H | |
19 | # include <paths.h> /* For _PATH_XXX */ | |
20 | #endif | |
21 | ||
22 | #ifdef HAVE_SYS_TIME_H | |
23 | # include <sys/time.h> /* For timersub */ | |
24 | #endif | |
25 | ||
26 | #ifdef HAVE_MAILLOCK_H | |
27 | # include <maillock.h> /* For _PATH_MAILDIR */ | |
28 | #endif | |
29 | ||
30 | #ifdef HAVE_SYS_CDEFS_H | |
31 | # include <sys/cdefs.h> /* For __P() */ | |
32 | #endif | |
33 | ||
34 | #ifdef HAVE_SYS_SYSMACROS_H | |
35 | # include <sys/sysmacros.h> /* For MIN, MAX, etc */ | |
36 | #endif | |
37 | ||
38 | /* Constants */ | |
39 | ||
40 | #ifndef SHUT_RDWR | |
41 | enum | |
42 | { | |
43 | SHUT_RD = 0, /* No more receptions. */ | |
44 | SHUT_WR, /* No more transmissions. */ | |
45 | SHUT_RDWR /* No more receptions or transmissions. */ | |
46 | }; | |
47 | # define SHUT_RD SHUT_RD | |
48 | # define SHUT_WR SHUT_WR | |
49 | # define SHUT_RDWR SHUT_RDWR | |
50 | #endif | |
51 | ||
52 | #ifndef IPTOS_LOWDELAY | |
53 | # define IPTOS_LOWDELAY 0x10 | |
54 | # define IPTOS_THROUGHPUT 0x08 | |
55 | # define IPTOS_RELIABILITY 0x04 | |
56 | # define IPTOS_LOWCOST 0x02 | |
57 | # define IPTOS_MINCOST IPTOS_LOWCOST | |
58 | #endif /* IPTOS_LOWDELAY */ | |
59 | ||
60 | /* Types */ | |
61 | ||
62 | /* If sys/types.h does not supply intXX_t, supply them ourselves */ | |
63 | /* (or die trying) */ | |
64 | #ifndef HAVE_INTXX_T | |
65 | # if (SIZEOF_CHAR == 1) | |
66 | typedef char int8_t; | |
67 | # else | |
68 | # error "8 bit int type not found." | |
69 | # endif | |
70 | # if (SIZEOF_SHORT_INT == 2) | |
71 | typedef short int int16_t; | |
72 | # else | |
73 | # error "16 bit int type not found." | |
74 | # endif | |
75 | # if (SIZEOF_INT == 4) | |
76 | typedef int int32_t; | |
77 | # else | |
78 | # error "32 bit int type not found." | |
79 | # endif | |
80 | /* | |
81 | # if (SIZEOF_LONG_INT == 8) | |
82 | typedef long int int64_t; | |
83 | # else | |
84 | # if (SIZEOF_LONG_LONG_INT == 8) | |
85 | typedef long long int int64_t; | |
86 | # define HAVE_INTXX_T 1 | |
87 | # else | |
88 | # error "64 bit int type not found." | |
89 | # endif | |
90 | # endif | |
91 | */ | |
92 | #endif | |
93 | ||
94 | /* If sys/types.h does not supply u_intXX_t, supply them ourselves */ | |
95 | #ifndef HAVE_U_INTXX_T | |
96 | # ifdef HAVE_UINTXX_T | |
97 | typedef uint8_t u_int8_t; | |
98 | typedef uint16_t u_int16_t; | |
99 | typedef uint32_t u_int32_t; | |
100 | /* | |
101 | typedef uint64_t u_int64_t; | |
102 | */ | |
103 | # define HAVE_U_INTXX_T 1 | |
104 | # else | |
105 | # if (SIZEOF_CHAR == 1) | |
106 | typedef unsigned char u_int8_t; | |
107 | # else | |
108 | # error "8 bit int type not found." | |
109 | # endif | |
110 | # if (SIZEOF_SHORT_INT == 2) | |
111 | typedef unsigned short int u_int16_t; | |
112 | # else | |
113 | # error "16 bit int type not found." | |
114 | # endif | |
115 | # if (SIZEOF_INT == 4) | |
116 | typedef unsigned int u_int32_t; | |
117 | # else | |
118 | # error "32 bit int type not found." | |
119 | # endif | |
120 | /* | |
121 | # if (SIZEOF_LONG_INT == 8) | |
122 | typedef unsigned long int u_int64_t; | |
123 | # else | |
124 | # if (SIZEOF_LONG_LONG_INT == 8) | |
125 | typedef unsigned long long int u_int64_t; | |
126 | # define HAVE_U_INTXX_T 1 | |
127 | # else | |
128 | # error "64 bit int type not found." | |
129 | # endif | |
130 | # endif | |
131 | */ | |
132 | # endif | |
133 | #endif | |
134 | ||
135 | #ifndef HAVE_SOCKLEN_T | |
136 | typedef unsigned int socklen_t; | |
137 | # define HAVE_SOCKLEN_T | |
138 | #endif /* HAVE_SOCKLEN_T */ | |
139 | ||
140 | #ifndef HAVE_SIZE_T | |
141 | typedef unsigned int size_t; | |
142 | # define HAVE_SIZE_T | |
143 | #endif /* HAVE_SIZE_T */ | |
144 | ||
145 | #ifndef HAVE_SSIZE_T | |
146 | typedef int ssize_t; | |
147 | # define HAVE_SSIZE_T | |
148 | #endif /* HAVE_SSIZE_T */ | |
149 | ||
150 | #if !defined(HAVE_SS_FAMILY_IN_SS) && defined(HAVE___SS_FAMILY_IN_SS) | |
151 | # define ss_family __ss_family | |
152 | #endif /* !defined(HAVE_SS_FAMILY_IN_SS) && defined(HAVE_SA_FAMILY_IN_SS) */ | |
153 | ||
154 | /* Paths */ | |
155 | ||
156 | #ifndef _PATH_BSHELL | |
157 | # define _PATH_BSHELL "/bin/sh" | |
158 | #endif | |
159 | ||
160 | #ifdef USER_PATH | |
161 | # ifdef _PATH_STDPATH | |
162 | # undef _PATH_STDPATH | |
163 | # endif | |
164 | # define _PATH_STDPATH USER_PATH | |
165 | #endif | |
166 | ||
167 | #ifndef _PATH_STDPATH | |
168 | # define _PATH_STDPATH "/usr/bin:/bin:/usr/sbin:/sbin" | |
169 | #endif | |
170 | ||
171 | #ifndef _PATH_DEVNULL | |
172 | # define _PATH_DEVNULL "/dev/null" | |
173 | #endif | |
174 | ||
175 | #ifndef MAIL_DIRECTORY | |
176 | # define MAIL_DIRECTORY "/var/spool/mail" | |
177 | #endif | |
178 | ||
179 | #ifndef MAILDIR | |
180 | # define MAILDIR MAIL_DIRECTORY | |
181 | #endif | |
182 | ||
183 | #if !defined(_PATH_MAILDIR) && defined(MAILDIR) | |
184 | # define _PATH_MAILDIR MAILDIR | |
185 | #endif /* !defined(_PATH_MAILDIR) && defined(MAILDIR) */ | |
186 | ||
187 | #ifndef _PATH_RSH | |
188 | # ifdef RSH_PATH | |
189 | # define _PATH_RSH RSH_PATH | |
190 | # endif /* RSH_PATH */ | |
191 | #endif /* _PATH_RSH */ | |
192 | ||
193 | /* Macros */ | |
194 | ||
195 | #ifndef MAX | |
196 | # define MAX(a,b) (((a)>(b))?(a):(b)) | |
197 | # define MIN(a,b) (((a)<(b))?(a):(b)) | |
198 | #endif | |
199 | ||
200 | #ifndef timersub | |
201 | #define timersub(a, b, result) \ | |
202 | do { \ | |
203 | (result)->tv_sec = (a)->tv_sec - (b)->tv_sec; \ | |
204 | (result)->tv_usec = (a)->tv_usec - (b)->tv_usec; \ | |
205 | if ((result)->tv_usec < 0) { \ | |
206 | --(result)->tv_sec; \ | |
207 | (result)->tv_usec += 1000000; \ | |
208 | } \ | |
209 | } while (0) | |
210 | #endif | |
211 | ||
212 | #ifndef __P | |
213 | # define __P(x) x | |
214 | #endif | |
215 | ||
216 | #if !defined(IN6_IS_ADDR_V4MAPPED) | |
217 | # define IN6_IS_ADDR_V4MAPPED(a) \ | |
218 | ((((u_int32_t *) (a))[0] == 0) && (((u_int32_t *) (a))[1] == 0) && \ | |
219 | (((u_int32_t *) (a))[2] == htonl (0xffff))) | |
220 | #endif /* !defined(IN6_IS_ADDR_V4MAPPED) */ | |
221 | ||
222 | #if !defined(__GNUC__) || (__GNUC__ < 2) | |
223 | # define __attribute__(x) | |
224 | #endif /* !defined(__GNUC__) || (__GNUC__ < 2) */ | |
225 | ||
226 | #if defined(HAVE_SECURITY_PAM_APPL_H) && !defined(DISABLE_PAM) | |
227 | # define USE_PAM | |
228 | #endif /* defined(HAVE_SECURITY_PAM_APPL_H) && !defined(DISABLE_PAM) */ | |
229 | ||
230 | /* Function replacement / compatibility hacks */ | |
231 | ||
232 | /* In older versions of libpam, pam_strerror takes a single argument */ | |
233 | #ifdef HAVE_OLD_PAM | |
234 | # define PAM_STRERROR(a,b) pam_strerror((b)) | |
235 | #else | |
236 | # define PAM_STRERROR(a,b) pam_strerror((a),(b)) | |
237 | #endif | |
238 | ||
239 | #if defined(BROKEN_GETADDRINFO) && defined(HAVE_GETADDRINFO) | |
240 | # undef HAVE_GETADDRINFO | |
241 | #endif /* defined(BROKEN_GETADDRINFO) && defined(HAVE_GETADDRINFO) */ | |
242 | ||
243 | #if !defined(HAVE_MEMMOVE) && defined(HAVE_BCOPY) | |
244 | # define memmove(s1, s2, n) bcopy((s2), (s1), (n)) | |
245 | #endif /* !defined(HAVE_MEMMOVE) && defined(HAVE_BCOPY) */ | |
246 | ||
247 | #if !defined(HAVE_ATEXIT) && defined(HAVE_ON_EXIT) | |
248 | # define atexit(a) on_exit(a) | |
249 | #endif /* !defined(HAVE_ATEXIT) && defined(HAVE_ON_EXIT) */ | |
250 | ||
251 | /** | |
252 | ** login recorder definitions | |
253 | **/ | |
254 | ||
255 | /* preprocess */ | |
256 | ||
257 | #ifdef HAVE_UTMP_H | |
258 | # ifdef HAVE_TIME_IN_UTMP | |
259 | # include <time.h> | |
260 | # endif | |
261 | # include <utmp.h> | |
262 | #endif | |
263 | #ifdef HAVE_UTMPX_H | |
264 | # ifdef HAVE_TV_IN_UTMPX | |
265 | # include <sys/time.h> | |
266 | # endif | |
267 | # include <utmpx.h> | |
268 | #endif | |
269 | #ifdef HAVE_LASTLOG_H | |
270 | # include <lastlog.h> | |
271 | #endif | |
272 | #ifdef HAVE_PATHS_H | |
273 | # include <paths.h> | |
274 | #endif | |
275 | ||
276 | /* FIXME: put default paths back in */ | |
277 | #if !defined(UTMP_FILE) && defined(_PATH_UTMP) | |
278 | # define UTMP_FILE _PATH_UTMP | |
279 | #endif | |
280 | #if !defined(WTMP_FILE) && defined(_PATH_WTMP) | |
281 | # define WTMP_FILE _PATH_WTMP | |
282 | #endif | |
283 | /* pick up the user's location for lastlog if given */ | |
284 | #if !defined(LASTLOG_FILE) && defined(_PATH_LASTLOG) | |
285 | # define LASTLOG_FILE _PATH_LASTLOG | |
286 | #endif | |
287 | #if !defined(LASTLOG_FILE) && defined(CONF_LASTLOG_FILE) | |
288 | # define LASTLOG_FILE CONF_LASTLOG_FILE | |
289 | #endif | |
290 | ||
291 | ||
292 | /* The login() library function in libutil is first choice */ | |
293 | #if defined(HAVE_LOGIN) && !defined(DISABLE_LOGIN) | |
294 | # define USE_LOGIN | |
295 | ||
296 | #else | |
297 | /* Simply select your favourite login types. */ | |
298 | /* Can't do if-else because some systems use several... <sigh> */ | |
299 | # if defined(UTMPX_FILE) && !defined(DISABLE_UTMPX) | |
300 | # define USE_UTMPX | |
301 | # endif | |
302 | # if defined(UTMP_FILE) && !defined(DISABLE_UTMP) | |
303 | # define USE_UTMP | |
304 | # endif | |
305 | # if defined(WTMPX_FILE) && !defined(DISABLE_WTMPX) | |
306 | # define USE_WTMPX | |
307 | # endif | |
308 | # if defined(WTMP_FILE) && !defined(DISABLE_WTMP) | |
309 | # define USE_WTMP | |
310 | # endif | |
311 | ||
312 | #endif | |
313 | ||
314 | /* I hope that the presence of LASTLOG_FILE is enough to detect this */ | |
315 | #if defined(LASTLOG_FILE) && !defined(DISABLE_LASTLOG) | |
316 | # define USE_LASTLOG | |
317 | #endif | |
318 | ||
319 | /* which type of time to use? (api.c) */ | |
320 | #ifdef HAVE_SYS_TIME_H | |
321 | # define USE_TIMEVAL | |
322 | #endif | |
323 | ||
324 | /** end of login recorder definitions */ | |
325 | ||
326 | ||
327 | #endif /* _DEFINES_H */ |