summaryrefslogtreecommitdiff
path: root/gcc/ada/gsocket.h
blob: b4b7f20a8cf4900160aa0a20409b53defa4ab120 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
/****************************************************************************
 *                                                                          *
 *                         GNAT COMPILER COMPONENTS                         *
 *                                                                          *
 *                              G S O C K E T                               *
 *                                                                          *
 *                              C Header File                               *
 *                                                                          *
 *         Copyright (C) 2004-2017, Free Software Foundation, Inc.          *
 *                                                                          *
 * GNAT is free software;  you can  redistribute it  and/or modify it under *
 * terms of the  GNU General Public License as published  by the Free Soft- *
 * ware  Foundation;  either version 3,  or (at your option) any later ver- *
 * sion.  GNAT is distributed in the hope that it will be useful, but WITH- *
 * OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY *
 * or FITNESS FOR A PARTICULAR PURPOSE.                                     *
 *                                                                          *
 * As a special exception under Section 7 of GPL version 3, you are granted *
 * additional permissions described in the GCC Runtime Library Exception,   *
 * version 3.1, as published by the Free Software Foundation.               *
 *                                                                          *
 * You should have received a copy of the GNU General Public License and    *
 * a copy of the GCC Runtime Library Exception along with this program;     *
 * see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see    *
 * <http://www.gnu.org/licenses/>.                                          *
 *                                                                          *
 * GNAT was originally developed  by the GNAT team at  New York University. *
 * Extensive contributions were provided by Ada Core Technologies Inc.      *
 *                                                                          *
 ****************************************************************************/

#if defined(VTHREADS) || defined(__PikeOS__) || defined(__DJGPP__)

/* Sockets not supported on these platforms.  */
#undef HAVE_SOCKETS

#else

#define HAVE_SOCKETS

#ifndef _XOPEN_SOURCE_EXTENDED
#define _XOPEN_SOURCE_EXTENDED 1
/* For HP-UX */
#endif

#ifndef BSD_COMP
#define BSD_COMP 1
/* For Solaris */
#endif

#ifndef _ALL_SOURCE
#define _ALL_SOURCE 1
/* For AIX */
#endif

/** No system header may be included prior to this point since on some targets
 ** we need to redefine FD_SETSIZE.
 **/

/* Target-specific includes and definitions */

#if defined(__vxworks)
#include <vxWorks.h>
#include <ioLib.h>
#include <hostLib.h>
#define SHUT_RD		0
#define SHUT_WR		1
#define SHUT_RDWR	2

#elif defined (WINNT)
#define FD_SETSIZE 1024

#ifdef __MINGW32__
#include <winsock2.h>
#include <ws2tcpip.h>

#undef  EACCES
#define EACCES          WSAEACCES
#undef  EADDRINUSE
#define EADDRINUSE      WSAEADDRINUSE
#undef  EADDRNOTAVAIL
#define EADDRNOTAVAIL   WSAEADDRNOTAVAIL
#undef  EAFNOSUPPORT
#define EAFNOSUPPORT    WSAEAFNOSUPPORT
#undef  EALREADY
#define EALREADY        WSAEALREADY
#undef  EBADF
#define EBADF           WSAEBADF
#undef  ECONNABORTED
#define ECONNABORTED    WSAECONNABORTED
#undef  ECONNREFUSED
#define ECONNREFUSED    WSAECONNREFUSED
#undef  ECONNRESET
#define ECONNRESET      WSAECONNRESET
#undef  EDESTADDRREQ
#define EDESTADDRREQ    WSAEDESTADDRREQ
#undef  EFAULT
#define EFAULT          WSAEFAULT
#undef  EHOSTDOWN
#define EHOSTDOWN       WSAEHOSTDOWN
#undef  EHOSTUNREACH
#define EHOSTUNREACH    WSAEHOSTUNREACH
#undef  EINPROGRESS
#define EINPROGRESS     WSAEINPROGRESS
#undef  EINTR
#define EINTR           WSAEINTR
#undef  EINVAL
#define EINVAL          WSAEINVAL
#undef  EIO
#define EIO             WSAEDISCON
#undef  EISCONN
#define EISCONN         WSAEISCONN
#undef  ELOOP
#define ELOOP           WSAELOOP
#undef  EMFILE
#define EMFILE          WSAEMFILE
#undef  EMSGSIZE
#define EMSGSIZE        WSAEMSGSIZE
#undef  ENAMETOOLONG
#define ENAMETOOLONG    WSAENAMETOOLONG
#undef  ENETDOWN
#define ENETDOWN        WSAENETDOWN
#undef  ENETRESET
#define ENETRESET       WSAENETRESET
#undef  ENETUNREACH
#define ENETUNREACH     WSAENETUNREACH
#undef  ENOBUFS
#define ENOBUFS         WSAENOBUFS
#undef  ENOPROTOOPT
#define ENOPROTOOPT     WSAENOPROTOOPT
#undef  ENOTCONN
#define ENOTCONN        WSAENOTCONN
#undef  ENOTSOCK
#define ENOTSOCK        WSAENOTSOCK
#undef  EOPNOTSUPP
#define EOPNOTSUPP      WSAEOPNOTSUPP
#undef  EPFNOSUPPORT
#define EPFNOSUPPORT    WSAEPFNOSUPPORT
#undef  EPROTONOSUPPORT
#define EPROTONOSUPPORT WSAEPROTONOSUPPORT
#undef  EPROTOTYPE
#define EPROTOTYPE      WSAEPROTOTYPE
#undef  ESHUTDOWN
#define ESHUTDOWN       WSAESHUTDOWN
#undef  ESOCKTNOSUPPORT
#define ESOCKTNOSUPPORT WSAESOCKTNOSUPPORT
#undef  ETIMEDOUT
#define ETIMEDOUT       WSAETIMEDOUT
#undef  ETOOMANYREFS
#define ETOOMANYREFS    WSAETOOMANYREFS
#undef  EWOULDBLOCK
#define EWOULDBLOCK     WSAEWOULDBLOCK

#define SHUT_RD		SD_RECEIVE
#define SHUT_WR		SD_SEND
#define SHUT_RDWR	SD_BOTH

#endif

#include <windows.h>

#elif defined(VMS)
/* Allow a large number of fds for select.  */
#define FD_SETSIZE 4096
#ifndef IN_RTS
/* These DEC C headers are not available when building with GCC.  Order is
   important.  */
#include <time.h>
#include <tcp.h>
#include <in.h>
#include <ioctl.h>
#include <netdb.h>
#endif

#endif

#include <limits.h>
#include <errno.h>

#if defined (__vxworks) && ! defined (__RTP__)
#include <sys/times.h>
#else
#include <sys/time.h>
#endif

#if defined(__rtems__)
#include <unistd.h>
/* Required, for read(), write(), and close() */
#endif

/*
 * RTEMS has these .h files but not until you have built and installed RTEMS.
 * When building a C/C++ toolset, you also build the newlib C library, so the
 * build procedure for an RTEMS GNAT toolset requires that you build a C/C++
 * toolset, then build and install RTEMS with --enable-multilib, and finally
 * build the Ada part of the toolset.
 */
#if !(defined (VMS) || defined (__MINGW32__))
#include <sys/socket.h>
#include <netinet/in.h>
#include <netinet/tcp.h>
#include <sys/ioctl.h>
#include <netdb.h>
#include <unistd.h>
#endif

#ifdef __ANDROID__
#include <unistd.h>
#include <sys/select.h>
#endif

#if defined (_AIX) || defined (__FreeBSD__) || defined (__hpux__) || \
    defined (_WIN32) || defined (__APPLE__) || defined (__ANDROID__) || \
    defined (__DragonFly__) || defined (__NetBSD__) || defined (__OpenBSD__)
# define HAVE_THREAD_SAFE_GETxxxBYyyy 1

#elif defined (__linux__) || defined (__GLIBC__) || \
     (defined (__sun__) && !defined (__vxworks)) || \
      defined (__rtems__)
# define HAVE_GETxxxBYyyy_R 1
#endif

/*
 * Properties of the unerlying NetDB library:
 *   Need_Netdb_Buffer __gnat_getXXXbyYYY expects a caller-supplied buffer
 *   Need_Netdb_Lock   __gnat_getXXXbyYYY expects the caller to ensure
 *                     mutual exclusion
 *
 * See "Handling of gethostbyname, gethostbyaddr, getservbyname and
 * getservbyport" in socket.c for details.
 */

#if defined (HAVE_GETxxxBYyyy_R)
# define Need_Netdb_Buffer 1
# define Need_Netdb_Lock 0

#else
# define Need_Netdb_Buffer 0
# if !defined (HAVE_THREAD_SAFE_GETxxxBYyyy)
#  define Need_Netdb_Lock 1
# else
#  define Need_Netdb_Lock 0
# endif
#endif

#if defined (__FreeBSD__) || defined (__vxworks) || defined(__rtems__) \
 || defined (__DragonFly__) || defined (__NetBSD__) || defined (__OpenBSD__)
# define Has_Sockaddr_Len 1
#else
# define Has_Sockaddr_Len 0
#endif

#if !(defined (__vxworks) || defined (_WIN32) || defined (__hpux__) || defined (VMS))
# define HAVE_INET_PTON
#endif

#endif /* defined(VTHREADS) */