source/lib/replace/system/network.h

   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_STROPTS_H
  87 #include <stropts.h>
  88 #endif
  89
  90 #ifndef HAVE_SOCKLEN_T
  91 #define HAVE_SOCKLEN_T
  92 typedef int socklen_t;
  93 #endif
  94
  95 #if !defined (HAVE_INET_NTOA) || defined(REPLACE_INET_NTOA)
  96 /* define is in "replace.h" */
  97 char *rep_inet_ntoa(struct in_addr ip);
  98 #endif
  99
 100 #ifndef HAVE_INET_PTON
 101 /* define is in "replace.h" */
 102 int rep_inet_pton(int af, const char *src, void *dst);
 103 #endif
 104
 105 #ifndef HAVE_INET_NTOP
 106 /* define is in "replace.h" */
 107 const char *rep_inet_ntop(int af, const void *src, char *dst, socklen_t size);
 108 #endif
 109
 110 #ifndef HAVE_INET_ATON
 111 /* define is in "replace.h" */
 112 int rep_inet_aton(const char *src, struct in_addr *dst);
 113 #endif
 114
 115 #ifndef HAVE_CONNECT
 116 /* define is in "replace.h" */
 117 int rep_connect(int sockfd, const struct sockaddr *addr, socklen_t addrlen);
 118 #endif
 119
 120 #ifndef HAVE_GETHOSTBYNAME
 121 /* define is in "replace.h" */
 122 struct hostent *rep_gethostbyname(const char *name);
 123 #endif
 124
 125 #ifdef HAVE_IFADDRS_H
 126 #include <ifaddrs.h>
 127 #endif
 128
 129 #ifndef HAVE_STRUCT_IFADDRS
 130 struct ifaddrs {
 131         struct ifaddrs   *ifa_next;         /* Pointer to next struct */
 132         char             *ifa_name;         /* Interface name */
 133         unsigned int     ifa_flags;         /* Interface flags */
 134         struct sockaddr  *ifa_addr;         /* Interface address */
 135         struct sockaddr  *ifa_netmask;      /* Interface netmask */
 136 #undef ifa_dstaddr
 137         struct sockaddr  *ifa_dstaddr;      /* P2P interface destination */
 138         void             *ifa_data;         /* Address specific data */
 139 };
 140 #endif
 141
 142 #ifndef HAVE_GETIFADDRS
 143 int rep_getifaddrs(struct ifaddrs **);
 144 #endif
 145
 146 #ifndef HAVE_FREEIFADDRS
 147 void rep_freeifaddrs(struct ifaddrs *);
 148 #endif
 149
 150 #ifndef HAVE_SOCKETPAIR
 151 /* define is in "replace.h" */
 152 int rep_socketpair(int d, int type, int protocol, int sv[2]);
 153 #endif
 154
 155 /*
 156  * Some systems have getaddrinfo but not the
 157  * defines needed to use it.
 158  */
 159
 160 /* Various macros that ought to be in <netdb.h>, but might not be */
 161
 162 #ifndef EAI_FAIL
 163 #define EAI_BADFLAGS    (-1)
 164 #define EAI_NONAME      (-2)
 165 #define EAI_AGAIN       (-3)
 166 #define EAI_FAIL        (-4)
 167 #define EAI_FAMILY      (-6)
 168 #define EAI_SOCKTYPE    (-7)
 169 #define EAI_SERVICE     (-8)
 170 #define EAI_MEMORY      (-10)
 171 #define EAI_SYSTEM      (-11)
 172 #endif   /* !EAI_FAIL */
 173
 174 #ifndef AI_PASSIVE
 175 #define AI_PASSIVE      0x0001
 176 #endif
 177
 178 #ifndef AI_CANONNAME
 179 #define AI_CANONNAME    0x0002
 180 #endif
 181
 182 #ifndef AI_NUMERICHOST
 183 /*
 184  * some platforms don't support AI_NUMERICHOST; define as zero if using
 185  * the system version of getaddrinfo...
 186  */
 187 #if defined(HAVE_STRUCT_ADDRINFO) && defined(HAVE_GETADDRINFO)
 188 #define AI_NUMERICHOST  0
 189 #else
 190 #define AI_NUMERICHOST  0x0004
 191 #endif
 192 #endif
 193
 194 #ifndef AI_ADDRCONFIG
 195 /*
 196  * logic copied from AI_NUMERICHOST
 197  */
 198 #if defined(HAVE_STRUCT_ADDRINFO) && defined(HAVE_GETADDRINFO)
 199 #define AI_ADDRCONFIG   0
 200 #else
 201 #define AI_ADDRCONFIG   0x0020
 202 #endif
 203 #endif
 204
 205 #ifndef AI_NUMERICSERV
 206 /*
 207  * logic copied from AI_NUMERICHOST
 208  */
 209 #if defined(HAVE_STRUCT_ADDRINFO) && defined(HAVE_GETADDRINFO)
 210 #define AI_NUMERICSERV  0
 211 #else
 212 #define AI_NUMERICSERV  0x0400
 213 #endif
 214 #endif
 215
 216 #ifndef NI_NUMERICHOST
 217 #define NI_NUMERICHOST  1
 218 #endif
 219
 220 #ifndef NI_NUMERICSERV
 221 #define NI_NUMERICSERV  2
 222 #endif
 223
 224 #ifndef NI_NOFQDN
 225 #define NI_NOFQDN       4
 226 #endif
 227
 228 #ifndef NI_NAMEREQD
 229 #define NI_NAMEREQD     8
 230 #endif
 231
 232 #ifndef NI_DGRAM
 233 #define NI_DGRAM        16
 234 #endif
 235
 236
 237 #ifndef NI_MAXHOST
 238 #define NI_MAXHOST      1025
 239 #endif
 240
 241 #ifndef NI_MAXSERV
 242 #define NI_MAXSERV      32
 243 #endif
 244
 245 /*
 246  * glibc on linux doesn't seem to have MSG_WAITALL
 247  * defined. I think the kernel has it though..
 248  */
 249 #ifndef MSG_WAITALL
 250 #define MSG_WAITALL 0
 251 #endif
 252
 253 #ifndef INADDR_LOOPBACK
 254 #define INADDR_LOOPBACK 0x7f000001
 255 #endif
 256
 257 #ifndef INADDR_NONE
 258 #define INADDR_NONE 0xffffffff
 259 #endif
 260
 261 #ifndef EAFNOSUPPORT
 262 #define EAFNOSUPPORT EINVAL
 263 #endif
 264
 265 #ifndef INET_ADDRSTRLEN
 266 #define INET_ADDRSTRLEN 16
 267 #endif
 268
 269 #ifndef INET6_ADDRSTRLEN
 270 #define INET6_ADDRSTRLEN 46
 271 #endif
 272
 273 #ifndef HOST_NAME_MAX
 274 #define HOST_NAME_MAX 256
 275 #endif
 276
 277 #ifndef HAVE_SA_FAMILY_T
 278 #define HAVE_SA_FAMILY_T
 279 typedef unsigned short int sa_family_t;
 280 #endif
 281
 282 #ifndef HAVE_STRUCT_SOCKADDR_STORAGE
 283 #define HAVE_STRUCT_SOCKADDR_STORAGE
 284 #ifdef HAVE_STRUCT_SOCKADDR_IN6
 285 #define sockaddr_storage sockaddr_in6
 286 #define ss_family sin6_family
 287 #define HAVE_SS_FAMILY 1
 288 #else
 289 #define sockaddr_storage sockaddr_in
 290 #define ss_family sin_family
 291 #define HAVE_SS_FAMILY 1
 292 #endif
 293 #endif
 294
 295 #ifndef HAVE_SS_FAMILY
 296 #ifdef HAVE___SS_FAMILY
 297 #define ss_family __ss_family
 298 #define HAVE_SS_FAMILY 1
 299 #endif
 300 #endif
 301
 302 #ifndef HAVE_STRUCT_ADDRINFO
 303 #define HAVE_STRUCT_ADDRINFO
 304 struct addrinfo {
 305         int                     ai_flags;
 306         int                     ai_family;
 307         int                     ai_socktype;
 308         int                     ai_protocol;
 309         socklen_t               ai_addrlen;
 310         struct sockaddr         *ai_addr;
 311         char                    *ai_canonname;
 312         struct addrinfo         *ai_next;
 313 };
 314 #endif   /* HAVE_STRUCT_ADDRINFO */
 315
 316 #if !defined(HAVE_GETADDRINFO)
 317 #include "getaddrinfo.h"
 318 #endif
 319
 320 /* Needed for some systems that don't define it (Solaris). */
 321 #ifndef ifr_netmask
 322 #define ifr_netmask ifr_addr
 323 #endif
 324
 325 #ifdef SOCKET_WRAPPER
 326 #ifndef SOCKET_WRAPPER_NOT_REPLACE
 327 #define SOCKET_WRAPPER_REPLACE
 328 #endif
 329 #include "lib/socket_wrapper/socket_wrapper.h"
 330 #endif
 331
 332 #endif