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1 #ifndef _system_network_h | |
2 #define _system_network_h | |
3 /* | |
4 Unix SMB/CIFS implementation. | |
5 | |
6 networking system include wrappers | |
7 | |
8 Copyright (C) Andrew Tridgell 2004 | |
9 Copyright (C) Jelmer Vernooij 2007 | |
10 | |
11 ** NOTE! The following LGPL license applies to the replace | |
12 ** library. This does NOT imply that all of Samba is released | |
13 ** under the LGPL | |
14 | |
15 This library is free software; you can redistribute it and/or | |
16 modify it under the terms of the GNU Lesser General Public | |
17 License as published by the Free Software Foundation; either | |
18 version 3 of the License, or (at your option) any later version. | |
19 | |
20 This library is distributed in the hope that it will be useful, | |
21 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
22 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
23 Lesser General Public License for more details. | |
24 | |
25 You should have received a copy of the GNU Lesser General Public | |
26 License along with this library; if not, see <http://www.gnu.org/licenses/>. | |
27 | |
28 */ | |
29 | |
30 #ifndef LIBREPLACE_NETWORK_CHECKS | |
31 #error "AC_LIBREPLACE_NETWORK_CHECKS missing in configure" | |
32 #endif | |
33 | |
34 #ifdef HAVE_SYS_SOCKET_H | |
35 #include <sys/socket.h> | |
36 #endif | |
37 | |
38 #ifdef HAVE_UNIXSOCKET | |
39 #include <sys/un.h> | |
40 #endif | |
41 | |
42 #ifdef HAVE_NETINET_IN_H | |
43 #include <netinet/in.h> | |
44 #endif | |
45 #ifdef HAVE_ARPA_INET_H | |
46 #include <arpa/inet.h> | |
47 #endif | |
48 | |
49 #ifdef HAVE_NETDB_H | |
50 #include <netdb.h> | |
51 #endif | |
52 | |
53 #ifdef HAVE_NETINET_TCP_H | |
54 #include <netinet/tcp.h> | |
55 #endif | |
56 | |
57 /* | |
58 * The next three defines are needed to access the IPTOS_* options | |
59 * on some systems. | |
60 */ | |
61 | |
62 #ifdef HAVE_NETINET_IN_SYSTM_H | |
63 #include <netinet/in_systm.h> | |
64 #endif | |
65 | |
66 #ifdef HAVE_NETINET_IN_IP_H | |
67 #include <netinet/in_ip.h> | |
68 #endif | |
69 | |
70 #ifdef HAVE_NETINET_IP_H | |
71 #include <netinet/ip.h> | |
72 #endif | |
73 | |
74 #ifdef HAVE_NET_IF_H | |
75 #include <net/if.h> | |
76 #endif | |
77 | |
78 #ifdef HAVE_UNISTD_H | |
79 #include <unistd.h> | |
80 #endif | |
81 | |
82 #ifdef HAVE_SYS_IOCTL_H | |
83 #include <sys/ioctl.h> | |
84 #endif | |
85 | |
86 #ifdef HAVE_SYS_UIO_H | |
87 #include <sys/uio.h> | |
88 #endif | |
89 | |
90 #ifdef HAVE_STROPTS_H | |
91 #include <stropts.h> | |
92 #endif | |
93 | |
94 #ifndef HAVE_SOCKLEN_T | |
95 #define HAVE_SOCKLEN_T | |
96 typedef int socklen_t; | |
97 #endif | |
98 | |
99 #if !defined (HAVE_INET_NTOA) || defined(REPLACE_INET_NTOA) | |
100 /* define is in "replace.h" */ | |
101 char *rep_inet_ntoa(struct in_addr ip); | |
102 #endif | |
103 | |
104 #ifndef HAVE_INET_PTON | |
105 /* define is in "replace.h" */ | |
106 int rep_inet_pton(int af, const char *src, void *dst); | |
107 #endif | |
108 | |
109 #ifndef HAVE_INET_NTOP | |
110 /* define is in "replace.h" */ | |
111 const char *rep_inet_ntop(int af, const void *src, char *dst, socklen_t size); | |
112 #endif | |
113 | |
114 #ifndef HAVE_INET_ATON | |
115 /* define is in "replace.h" */ | |
116 int rep_inet_aton(const char *src, struct in_addr *dst); | |
117 #endif | |
118 | |
119 #ifndef HAVE_CONNECT | |
120 /* define is in "replace.h" */ | |
121 int rep_connect(int sockfd, const struct sockaddr *addr, socklen_t addrlen); | |
122 #endif | |
123 | |
124 #ifndef HAVE_GETHOSTBYNAME | |
125 /* define is in "replace.h" */ | |
126 struct hostent *rep_gethostbyname(const char *name); | |
127 #endif | |
128 | |
129 #ifdef HAVE_IFADDRS_H | |
130 #include <ifaddrs.h> | |
131 #endif | |
132 | |
133 #ifndef HAVE_STRUCT_IFADDRS | |
134 struct ifaddrs { | |
135 struct ifaddrs *ifa_next; /* Pointer to next struct */ | |
136 char *ifa_name; /* Interface name */ | |
137 unsigned int ifa_flags; /* Interface flags */ | |
138 struct sockaddr *ifa_addr; /* Interface address */ | |
139 struct sockaddr *ifa_netmask; /* Interface netmask */ | |
140 #undef ifa_dstaddr | |
141 struct sockaddr *ifa_dstaddr; /* P2P interface destination */ | |
142 void *ifa_data; /* Address specific data */ | |
143 }; | |
144 #endif | |
145 | |
146 #ifndef HAVE_GETIFADDRS | |
147 int rep_getifaddrs(struct ifaddrs **); | |
148 #endif | |
149 | |
150 #ifndef HAVE_FREEIFADDRS | |
151 void rep_freeifaddrs(struct ifaddrs *); | |
152 #endif | |
153 | |
154 #ifndef HAVE_SOCKETPAIR | |
155 /* define is in "replace.h" */ | |
156 int rep_socketpair(int d, int type, int protocol, int sv[2]); | |
157 #endif | |
158 | |
159 /* | |
160 * Some systems have getaddrinfo but not the | |
161 * defines needed to use it. | |
162 */ | |
163 | |
164 /* Various macros that ought to be in <netdb.h>, but might not be */ | |
165 | |
166 #ifndef EAI_FAIL | |
167 #define EAI_BADFLAGS (-1) | |
168 #define EAI_NONAME (-2) | |
169 #define EAI_AGAIN (-3) | |
170 #define EAI_FAIL (-4) | |
171 #define EAI_FAMILY (-6) | |
172 #define EAI_SOCKTYPE (-7) | |
173 #define EAI_SERVICE (-8) | |
174 #define EAI_MEMORY (-10) | |
175 #define EAI_SYSTEM (-11) | |
176 #endif /* !EAI_FAIL */ | |
177 | |
178 #ifndef AI_PASSIVE | |
179 #define AI_PASSIVE 0x0001 | |
180 #endif | |
181 | |
182 #ifndef AI_CANONNAME | |
183 #define AI_CANONNAME 0x0002 | |
184 #endif | |
185 | |
186 #ifndef AI_NUMERICHOST | |
187 /* | |
188 * some platforms don't support AI_NUMERICHOST; define as zero if using | |
189 * the system version of getaddrinfo... | |
190 */ | |
191 #if defined(HAVE_STRUCT_ADDRINFO) && defined(HAVE_GETADDRINFO) | |
192 #define AI_NUMERICHOST 0 | |
193 #else | |
194 #define AI_NUMERICHOST 0x0004 | |
195 #endif | |
196 #endif | |
197 | |
198 /* | |
199 * Some of the functions in source3/lib/util_sock.c use AI_ADDRCONFIG. On QNX | |
200 * 6.3.0, this macro is defined but, if it's used, getaddrinfo will fail. This | |
201 * prevents smbd from opening any sockets. | |
202 * | |
203 * If I undefine AI_ADDRCONFIG on such systems and define it to be 0, | |
204 * this works around the issue. | |
205 */ | |
206 #ifdef __QNX__ | |
207 #include <sys/neutrino.h> | |
208 #if _NTO_VERSION == 630 | |
209 #undef AI_ADDRCONFIG | |
210 #endif | |
211 #endif | |
212 #ifndef AI_ADDRCONFIG | |
213 /* | |
214 * logic copied from AI_NUMERICHOST | |
215 */ | |
216 #if defined(HAVE_STRUCT_ADDRINFO) && defined(HAVE_GETADDRINFO) | |
217 #define AI_ADDRCONFIG 0 | |
218 #else | |
219 #define AI_ADDRCONFIG 0x0020 | |
220 #endif | |
221 #endif | |
222 | |
223 #ifndef AI_NUMERICSERV | |
224 /* | |
225 * logic copied from AI_NUMERICHOST | |
226 */ | |
227 #if defined(HAVE_STRUCT_ADDRINFO) && defined(HAVE_GETADDRINFO) | |
228 #define AI_NUMERICSERV 0 | |
229 #else | |
230 #define AI_NUMERICSERV 0x0400 | |
231 #endif | |
232 #endif | |
233 | |
234 #ifndef NI_NUMERICHOST | |
235 #define NI_NUMERICHOST 1 | |
236 #endif | |
237 | |
238 #ifndef NI_NUMERICSERV | |
239 #define NI_NUMERICSERV 2 | |
240 #endif | |
241 | |
242 #ifndef NI_NOFQDN | |
243 #define NI_NOFQDN 4 | |
244 #endif | |
245 | |
246 #ifndef NI_NAMEREQD | |
247 #define NI_NAMEREQD 8 | |
248 #endif | |
249 | |
250 #ifndef NI_DGRAM | |
251 #define NI_DGRAM 16 | |
252 #endif | |
253 | |
254 | |
255 #ifndef NI_MAXHOST | |
256 #define NI_MAXHOST 1025 | |
257 #endif | |
258 | |
259 #ifndef NI_MAXSERV | |
260 #define NI_MAXSERV 32 | |
261 #endif | |
262 | |
263 /* | |
264 * glibc on linux doesn't seem to have MSG_WAITALL | |
265 * defined. I think the kernel has it though.. | |
266 */ | |
267 #ifndef MSG_WAITALL | |
268 #define MSG_WAITALL 0 | |
269 #endif | |
270 | |
271 #ifndef INADDR_LOOPBACK | |
272 #define INADDR_LOOPBACK 0x7f000001 | |
273 #endif | |
274 | |
275 #ifndef INADDR_NONE | |
276 #define INADDR_NONE 0xffffffff | |
277 #endif | |
278 | |
279 #ifndef EAFNOSUPPORT | |
280 #define EAFNOSUPPORT EINVAL | |
281 #endif | |
282 | |
283 #ifndef INET_ADDRSTRLEN | |
284 #define INET_ADDRSTRLEN 16 | |
285 #endif | |
286 | |
287 #ifndef INET6_ADDRSTRLEN | |
288 #define INET6_ADDRSTRLEN 46 | |
289 #endif | |
290 | |
291 #ifndef HOST_NAME_MAX | |
292 #define HOST_NAME_MAX 255 | |
293 #endif | |
294 | |
295 #ifndef MAXHOSTNAMELEN | |
296 #define MAXHOSTNAMELEN HOST_NAME_MAX | |
297 #endif | |
298 | |
299 #ifndef HAVE_SA_FAMILY_T | |
300 #define HAVE_SA_FAMILY_T | |
301 typedef unsigned short int sa_family_t; | |
302 #endif | |
303 | |
304 #ifndef HAVE_STRUCT_SOCKADDR_STORAGE | |
305 #define HAVE_STRUCT_SOCKADDR_STORAGE | |
306 #ifdef HAVE_STRUCT_SOCKADDR_IN6 | |
307 #define sockaddr_storage sockaddr_in6 | |
308 #define ss_family sin6_family | |
309 #define HAVE_SS_FAMILY 1 | |
310 #else | |
311 #define sockaddr_storage sockaddr_in | |
312 #define ss_family sin_family | |
313 #define HAVE_SS_FAMILY 1 | |
314 #endif | |
315 #endif | |
316 | |
317 #ifndef HAVE_SS_FAMILY | |
318 #ifdef HAVE___SS_FAMILY | |
319 #define ss_family __ss_family | |
320 #define HAVE_SS_FAMILY 1 | |
321 #endif | |
322 #endif | |
323 | |
324 #ifndef IOV_MAX | |
325 # ifdef UIO_MAXIOV | |
326 # define IOV_MAX UIO_MAXIOV | |
327 # else | |
328 # ifdef __sgi | |
329 /* | |
330 * IRIX 6.5 has sysconf(_SC_IOV_MAX) | |
331 * which might return 512 or bigger | |
332 */ | |
333 # define IOV_MAX 512 | |
334 # else | |
335 # error IOV_MAX and UIO_MAXIOV undefined | |
336 # endif | |
337 # endif | |
338 #endif | |
339 | |
340 #ifndef HAVE_STRUCT_ADDRINFO | |
341 #define HAVE_STRUCT_ADDRINFO | |
342 struct addrinfo { | |
343 int ai_flags; | |
344 int ai_family; | |
345 int ai_socktype; | |
346 int ai_protocol; | |
347 socklen_t ai_addrlen; | |
348 struct sockaddr *ai_addr; | |
349 char *ai_canonname; | |
350 struct addrinfo *ai_next; | |
351 }; | |
352 #endif /* HAVE_STRUCT_ADDRINFO */ | |
353 | |
354 #if !defined(HAVE_GETADDRINFO) | |
355 #include "getaddrinfo.h" | |
356 #endif | |
357 | |
358 /* Needed for some systems that don't define it (Solaris). */ | |
359 #ifndef ifr_netmask | |
360 #define ifr_netmask ifr_addr | |
361 #endif | |
362 | |
363 #ifdef SOCKET_WRAPPER | |
364 #ifndef SOCKET_WRAPPER_DISABLE | |
365 #ifndef SOCKET_WRAPPER_NOT_REPLACE | |
366 #define SOCKET_WRAPPER_REPLACE | |
367 #endif /* SOCKET_WRAPPER_NOT_REPLACE */ | |
368 #include "../socket_wrapper/socket_wrapper.h" | |
369 #endif /* SOCKET_WRAPPER_DISABLE */ | |
370 #endif /* SOCKET_WRAPPER */ | |
371 | |
372 #endif | |
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