1 #ifndef _system_network_h
2 #define _system_network_h
4 Unix SMB/CIFS implementation.
6 networking system include wrappers
8 Copyright (C) Andrew Tridgell 2004
9 Copyright (C) Jelmer Vernooij 2007
11 ** NOTE! The following LGPL license applies to the replace
12 ** library. This does NOT imply that all of Samba is released
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.
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.
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/>.
30 #ifndef LIBREPLACE_NETWORK_CHECKS
31 #error "AC_LIBREPLACE_NETWORK_CHECKS missing in configure"
38 #ifdef HAVE_SYS_SOCKET_H
39 #include <sys/socket.h>
42 #ifdef HAVE_UNIXSOCKET
46 #ifdef HAVE_NETINET_IN_H
47 #include <netinet/in.h>
49 #ifdef HAVE_ARPA_INET_H
50 #include <arpa/inet.h>
57 #ifdef HAVE_NETINET_TCP_H
58 #include <netinet/tcp.h>
62 * The next three defines are needed to access the IPTOS_* options
66 #ifdef HAVE_NETINET_IN_SYSTM_H
67 #include <netinet/in_systm.h>
70 #ifdef HAVE_NETINET_IN_IP_H
71 #include <netinet/in_ip.h>
74 #ifdef HAVE_NETINET_IP_H
75 #include <netinet/ip.h>
82 #ifdef HAVE_SYS_IOCTL_H
83 #include <sys/ioctl.h>
94 #ifndef HAVE_SOCKLEN_T
95 #define HAVE_SOCKLEN_T
96 typedef int socklen_t
;
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
);
104 #ifndef HAVE_INET_PTON
105 /* define is in "replace.h" */
106 int rep_inet_pton(int af
, const char *src
, void *dst
);
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
);
114 #ifndef HAVE_INET_ATON
115 /* define is in "replace.h" */
116 int rep_inet_aton(const char *src
, struct in_addr
*dst
);
120 /* define is in "replace.h" */
121 int rep_connect(int sockfd
, const struct sockaddr
*addr
, socklen_t addrlen
);
124 #ifndef HAVE_GETHOSTBYNAME
125 /* define is in "replace.h" */
126 struct hostent
*rep_gethostbyname(const char *name
);
129 #ifdef HAVE_IFADDRS_H
133 #ifndef HAVE_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 */
141 struct sockaddr
*ifa_dstaddr
; /* P2P interface destination */
142 void *ifa_data
; /* Address specific data */
146 #ifndef HAVE_GETIFADDRS
147 int rep_getifaddrs(struct ifaddrs
**);
150 #ifndef HAVE_FREEIFADDRS
151 void rep_freeifaddrs(struct ifaddrs
*);
154 #ifndef HAVE_SOCKETPAIR
155 /* define is in "replace.h" */
156 int rep_socketpair(int d
, int type
, int protocol
, int sv
[2]);
160 * Some systems have getaddrinfo but not the
161 * defines needed to use it.
164 /* Various macros that ought to be in <netdb.h>, but might not be */
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 */
179 #define AI_PASSIVE 0x0001
183 #define AI_CANONNAME 0x0002
186 #ifndef AI_NUMERICHOST
188 * some platforms don't support AI_NUMERICHOST; define as zero if using
189 * the system version of getaddrinfo...
191 #if defined(HAVE_STRUCT_ADDRINFO) && defined(HAVE_GETADDRINFO)
192 #define AI_NUMERICHOST 0
194 #define AI_NUMERICHOST 0x0004
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.
203 * If I undefine AI_ADDRCONFIG on such systems and define it to be 0,
204 * this works around the issue.
207 #include <sys/neutrino.h>
208 #if _NTO_VERSION == 630
212 #ifndef AI_ADDRCONFIG
214 * logic copied from AI_NUMERICHOST
216 #if defined(HAVE_STRUCT_ADDRINFO) && defined(HAVE_GETADDRINFO)
217 #define AI_ADDRCONFIG 0
219 #define AI_ADDRCONFIG 0x0020
223 #ifndef AI_NUMERICSERV
225 * logic copied from AI_NUMERICHOST
227 #if defined(HAVE_STRUCT_ADDRINFO) && defined(HAVE_GETADDRINFO)
228 #define AI_NUMERICSERV 0
230 #define AI_NUMERICSERV 0x0400
234 #ifndef NI_NUMERICHOST
235 #define NI_NUMERICHOST 1
238 #ifndef NI_NUMERICSERV
239 #define NI_NUMERICSERV 2
247 #define NI_NAMEREQD 8
256 #define NI_MAXHOST 1025
260 #define NI_MAXSERV 32
264 * glibc on linux doesn't seem to have MSG_WAITALL
265 * defined. I think the kernel has it though..
268 #define MSG_WAITALL 0
271 #ifndef INADDR_LOOPBACK
272 #define INADDR_LOOPBACK 0x7f000001
276 #define INADDR_NONE 0xffffffff
280 #define EAFNOSUPPORT EINVAL
283 #ifndef INET_ADDRSTRLEN
284 #define INET_ADDRSTRLEN 16
287 #ifndef INET6_ADDRSTRLEN
288 #define INET6_ADDRSTRLEN 46
291 #ifndef HOST_NAME_MAX
292 #define HOST_NAME_MAX 255
295 #ifndef MAXHOSTNAMELEN
296 #define MAXHOSTNAMELEN HOST_NAME_MAX
299 #ifndef HAVE_SA_FAMILY_T
300 #define HAVE_SA_FAMILY_T
301 typedef unsigned short int sa_family_t
;
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 /*HAVE_STRUCT_SOCKADDR_IN6*/
311 #define sockaddr_storage sockaddr_in
312 #define ss_family sin_family
313 #define HAVE_SS_FAMILY 1
314 #endif /*HAVE_STRUCT_SOCKADDR_IN6*/
315 #endif /*HAVE_STRUCT_SOCKADDR_STORAGE*/
317 #ifndef HAVE_SS_FAMILY
318 #ifdef HAVE___SS_FAMILY
319 #define ss_family __ss_family
320 #define HAVE_SS_FAMILY 1
326 # define IOV_MAX UIO_MAXIOV
330 * IRIX 6.5 has sysconf(_SC_IOV_MAX)
331 * which might return 512 or bigger
338 #ifndef HAVE_STRUCT_ADDRINFO
339 #define HAVE_STRUCT_ADDRINFO
345 socklen_t ai_addrlen
;
346 struct sockaddr
*ai_addr
;
348 struct addrinfo
*ai_next
;
350 #endif /* HAVE_STRUCT_ADDRINFO */
352 #if !defined(HAVE_GETADDRINFO)
353 #include "getaddrinfo.h"
356 /* Needed for some systems that don't define it (Solaris). */
358 #define ifr_netmask ifr_addr
361 /* Some old Linux systems have broken header files */
363 #ifdef HAVE_LINUX_IPV6_V6ONLY_26
364 #define IPV6_V6ONLY 26
365 #endif /* HAVE_LINUX_IPV6_V6ONLY_26 */
366 #endif /* HAVE_IPV6 */
368 #ifndef SCOPE_DELIMITER
369 #define SCOPE_DELIMITER '%'