xref: /freebsd/crypto/openssl/include/internal/sockets.h (revision ec0ea6efa1ad229d75c394c1a9b9cac33af2b1d3)
1 /*
2  * Copyright 1995-2019 The OpenSSL Project Authors. All Rights Reserved.
3  *
4  * Licensed under the OpenSSL license (the "License").  You may not use
5  * this file except in compliance with the License.  You can obtain a copy
6  * in the file LICENSE in the source distribution or at
7  * https://www.openssl.org/source/license.html
8  */
9 
10 
11 #ifndef OSSL_INTERNAL_SOCKETS_H
12 # define OSSL_INTERNAL_SOCKETS_H
13 
14 # if defined(OPENSSL_SYS_VXWORKS) || defined(OPENSSL_SYS_UEFI)
15 #  define NO_SYS_PARAM_H
16 # endif
17 # ifdef WIN32
18 #  define NO_SYS_UN_H
19 # endif
20 # ifdef OPENSSL_SYS_VMS
21 #  define NO_SYS_PARAM_H
22 #  define NO_SYS_UN_H
23 # endif
24 
25 # ifdef OPENSSL_NO_SOCK
26 
27 # elif defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
28 #  if defined(__DJGPP__)
29 #   include <sys/socket.h>
30 #   include <sys/un.h>
31 #   include <tcp.h>
32 #   include <netdb.h>
33 #  elif defined(_WIN32_WCE) && _WIN32_WCE<410
34 #   define getservbyname _masked_declaration_getservbyname
35 #  endif
36 #  if !defined(IPPROTO_IP)
37     /* winsock[2].h was included already? */
38 #   include <winsock.h>
39 #  endif
40 #  ifdef getservbyname
41      /* this is used to be wcecompat/include/winsock_extras.h */
42 #   undef getservbyname
43 struct servent *PASCAL getservbyname(const char *, const char *);
44 #  endif
45 
46 #  ifdef _WIN64
47 /*
48  * Even though sizeof(SOCKET) is 8, it's safe to cast it to int, because
49  * the value constitutes an index in per-process table of limited size
50  * and not a real pointer. And we also depend on fact that all processors
51  * Windows run on happen to be two's-complement, which allows to
52  * interchange INVALID_SOCKET and -1.
53  */
54 #   define socket(d,t,p)   ((int)socket(d,t,p))
55 #   define accept(s,f,l)   ((int)accept(s,f,l))
56 #  endif
57 
58 # else
59 
60 #  ifndef NO_SYS_PARAM_H
61 #   include <sys/param.h>
62 #  endif
63 #  ifdef OPENSSL_SYS_VXWORKS
64 #   include <time.h>
65 #  endif
66 
67 #  include <netdb.h>
68 #  if defined(OPENSSL_SYS_VMS_NODECC)
69 #   include <socket.h>
70 #   include <in.h>
71 #   include <inet.h>
72 #  else
73 #   include <sys/socket.h>
74 #   ifndef NO_SYS_UN_H
75 #    include <sys/un.h>
76 #    ifndef UNIX_PATH_MAX
77 #     define UNIX_PATH_MAX sizeof(((struct sockaddr_un *)NULL)->sun_path)
78 #    endif
79 #   endif
80 #   ifdef FILIO_H
81 #    include <sys/filio.h> /* FIONBIO in some SVR4, e.g. unixware, solaris */
82 #   endif
83 #   include <netinet/in.h>
84 #   include <arpa/inet.h>
85 #   include <netinet/tcp.h>
86 #  endif
87 
88 #  ifdef OPENSSL_SYS_AIX
89 #   include <sys/select.h>
90 #  endif
91 
92 #  ifndef VMS
93 #   include <sys/ioctl.h>
94 #  else
95 #   if !defined(TCPIP_TYPE_SOCKETSHR) && defined(__VMS_VER) && (__VMS_VER > 70000000)
96      /* ioctl is only in VMS > 7.0 and when socketshr is not used */
97 #    include <sys/ioctl.h>
98 #   endif
99 #   include <unixio.h>
100 #   if defined(TCPIP_TYPE_SOCKETSHR)
101 #    include <socketshr.h>
102 #   endif
103 #  endif
104 
105 #  ifndef INVALID_SOCKET
106 #   define INVALID_SOCKET      (-1)
107 #  endif
108 # endif
109 
110 /*
111  * Some IPv6 implementations are broken, you can disable them in known
112  * bad versions.
113  */
114 # if !defined(OPENSSL_USE_IPV6)
115 #  if defined(AF_INET6)
116 #   define OPENSSL_USE_IPV6 1
117 #  else
118 #   define OPENSSL_USE_IPV6 0
119 #  endif
120 # endif
121 
122 # define get_last_socket_error() errno
123 # define clear_socket_error()    errno=0
124 
125 # if defined(OPENSSL_SYS_WINDOWS)
126 #  undef get_last_socket_error
127 #  undef clear_socket_error
128 #  define get_last_socket_error() WSAGetLastError()
129 #  define clear_socket_error()    WSASetLastError(0)
130 #  define readsocket(s,b,n)       recv((s),(b),(n),0)
131 #  define writesocket(s,b,n)      send((s),(b),(n),0)
132 # elif defined(__DJGPP__)
133 #  define WATT32
134 #  define WATT32_NO_OLDIES
135 #  define closesocket(s)          close_s(s)
136 #  define readsocket(s,b,n)       read_s(s,b,n)
137 #  define writesocket(s,b,n)      send(s,b,n,0)
138 # elif defined(OPENSSL_SYS_VMS)
139 #  define ioctlsocket(a,b,c)      ioctl(a,b,c)
140 #  define closesocket(s)          close(s)
141 #  define readsocket(s,b,n)       recv((s),(b),(n),0)
142 #  define writesocket(s,b,n)      send((s),(b),(n),0)
143 # elif defined(OPENSSL_SYS_VXWORKS)
144 #  define ioctlsocket(a,b,c)          ioctl((a),(b),(int)(c))
145 #  define closesocket(s)              close(s)
146 #  define readsocket(s,b,n)           read((s),(b),(n))
147 #  define writesocket(s,b,n)          write((s),(char *)(b),(n))
148 # else
149 #  define ioctlsocket(a,b,c)      ioctl(a,b,c)
150 #  define closesocket(s)          close(s)
151 #  define readsocket(s,b,n)       read((s),(b),(n))
152 #  define writesocket(s,b,n)      write((s),(b),(n))
153 # endif
154 
155 #endif
156