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[emacs.git] / nt / inc / sys / socket.h
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1 /* Copyright (C) 1995, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
2 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
4 This file is part of GNU Emacs.
6 GNU Emacs is free software: you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation, either version 3 of the License, or
9 (at your option) any later version.
11 GNU Emacs is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
20 /* Workable version of <sys/socket.h> based on winsock.h */
22 #ifndef _SOCKET_H_
23 #define _SOCKET_H_
25 /* defeat the multiple include protection */
26 #ifdef _WINSOCKAPI_
27 #undef _WINSOCKAPI_
28 #endif
29 #ifdef _WINSOCK_H
30 #undef _WINSOCK_H
31 #endif
33 /* avoid confusion with our version of select */
34 #ifdef select
35 #undef select
36 #define MUST_REDEF_SELECT
37 #endif
39 /* avoid clashing with our version of FD_SET if already defined */
40 #ifdef FD_SET
41 #undef FD_SET
42 #undef FD_CLR
43 #undef FD_ISSET
44 #undef FD_ZERO
45 #endif
47 /* avoid duplicate definition of timeval */
48 #ifdef HAVE_TIMEVAL
49 #define timeval ws_timeval
50 #endif
52 #include <winsock2.h>
53 #include <ws2tcpip.h>
54 /* process.c uses uint16_t (from C99) for IPv6, but
55 apparently it is not defined in some versions of mingw and msvc. */
56 #ifndef UINT16_C
57 typedef unsigned short uint16_t;
58 #endif
60 /* redefine select to reference our version */
61 #ifdef MUST_REDEF_SELECT
62 #define select sys_select
63 #undef MUST_REDEF_SELECT
64 #endif
66 /* revert to our version of FD_SET */
67 #undef FD_SET
68 #undef FD_CLR
69 #undef FD_ISSET
70 #undef FD_ZERO
72 /* allow us to provide our own version of fd_set */
73 #define fd_set ws_fd_set
74 #include "w32.h"
76 #ifdef HAVE_TIMEVAL
77 #undef timeval
78 #endif
80 /* shadow functions where we provide our own wrapper */
81 #define socket sys_socket
82 #define bind sys_bind
83 #define connect sys_connect
84 #define htons sys_htons
85 #define ntohs sys_ntohs
86 #define inet_addr sys_inet_addr
87 #define gethostname sys_gethostname
88 #define gethostbyname sys_gethostbyname
89 #define getpeername sys_getpeername
90 #define getservbyname sys_getservbyname
91 #define shutdown sys_shutdown
92 #define setsockopt sys_setsockopt
93 #define listen sys_listen
94 #define getsockname sys_getsockname
95 #define accept sys_accept
96 #define recvfrom sys_recvfrom
97 #define sendto sys_sendto
99 int sys_socket(int af, int type, int protocol);
100 int sys_bind (int s, const struct sockaddr *addr, int namelen);
101 int sys_connect (int s, const struct sockaddr *addr, int namelen);
102 u_short sys_htons (u_short hostshort);
103 u_short sys_ntohs (u_short netshort);
104 unsigned long sys_inet_addr (const char * cp);
105 int sys_gethostname (char * name, int namelen);
106 struct hostent * sys_gethostbyname (const char * name);
107 struct servent * sys_getservbyname (const char * name, const char * proto);
108 int sys_getpeername (int s, struct sockaddr *addr, int * namelen);
109 int sys_shutdown (int socket, int how);
110 int sys_setsockopt (int s, int level, int oname, const void * oval, int olen);
111 int sys_listen (int s, int backlog);
112 int sys_getsockname (int s, struct sockaddr * name, int * namelen);
113 int sys_accept (int s, struct sockaddr *addr, int *addrlen);
114 int sys_recvfrom (int s, char *buf, int len, int flags,
115 struct sockaddr *from, int * fromlen);
116 int sys_sendto (int s, const char * buf, int len, int flags,
117 const struct sockaddr *to, int tolen);
119 /* In addition to wrappers for the winsock functions, we also provide
120 an fcntl function, for setting sockets to non-blocking mode. */
121 int fcntl (int s, int cmd, int options);
122 #define F_SETFL 4
123 #define O_NDELAY 04000
125 /* we are providing a real h_errno variable */
126 #undef h_errno
127 extern int h_errno;
129 /* map winsock error codes to standard names */
130 #define EWOULDBLOCK WSAEWOULDBLOCK
131 #define EINPROGRESS WSAEINPROGRESS
132 #define EALREADY WSAEALREADY
133 #define ENOTSOCK WSAENOTSOCK
134 #define EDESTADDRREQ WSAEDESTADDRREQ
135 #define EMSGSIZE WSAEMSGSIZE
136 #define EPROTOTYPE WSAEPROTOTYPE
137 #define ENOPROTOOPT WSAENOPROTOOPT
138 #define EPROTONOSUPPORT WSAEPROTONOSUPPORT
139 #define ESOCKTNOSUPPORT WSAESOCKTNOSUPPORT
140 #define EOPNOTSUPP WSAEOPNOTSUPP
141 #define EPFNOSUPPORT WSAEPFNOSUPPORT
142 #define EAFNOSUPPORT WSAEAFNOSUPPORT
143 #define EADDRINUSE WSAEADDRINUSE
144 #define EADDRNOTAVAIL WSAEADDRNOTAVAIL
145 #define ENETDOWN WSAENETDOWN
146 #define ENETUNREACH WSAENETUNREACH
147 #define ENETRESET WSAENETRESET
148 #define ECONNABORTED WSAECONNABORTED
149 #define ECONNRESET WSAECONNRESET
150 #define ENOBUFS WSAENOBUFS
151 #define EISCONN WSAEISCONN
152 #define ENOTCONN WSAENOTCONN
153 #define ESHUTDOWN WSAESHUTDOWN
154 #define ETOOMANYREFS WSAETOOMANYREFS
155 #define ETIMEDOUT WSAETIMEDOUT
156 #define ECONNREFUSED WSAECONNREFUSED
157 #define ELOOP WSAELOOP
158 /* #define ENAMETOOLONG WSAENAMETOOLONG */
159 #define EHOSTDOWN WSAEHOSTDOWN
160 #define EHOSTUNREACH WSAEHOSTUNREACH
161 /* #define ENOTEMPTY WSAENOTEMPTY */
162 #define EPROCLIM WSAEPROCLIM
163 #define EUSERS WSAEUSERS
164 #define EDQUOT WSAEDQUOT
165 #define ESTALE WSAESTALE
166 #define EREMOTE WSAEREMOTE
168 #endif /* _SOCKET_H_ */
170 /* end of socket.h */