ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/libev/ev_win32.c
(Generate patch)

Comparing libev/ev_win32.c (file contents):
Revision 1.7 by root, Fri Jan 2 22:39:31 2009 UTC vs.
Revision 1.16 by root, Mon Jun 10 00:14:23 2013 UTC

1/* 1/*
2 * libev win32 compatibility cruft (_not_ a backend) 2 * libev win32 compatibility cruft (_not_ a backend)
3 * 3 *
4 * Copyright (c) 2007,2008 Marc Alexander Lehmann <libev@schmorp.de> 4 * Copyright (c) 2007,2008,2009 Marc Alexander Lehmann <libev@schmorp.de>
5 * All rights reserved. 5 * All rights reserved.
6 * 6 *
7 * Redistribution and use in source and binary forms, with or without modifica- 7 * Redistribution and use in source and binary forms, with or without modifica-
8 * tion, are permitted provided that the following conditions are met: 8 * tion, are permitted provided that the following conditions are met:
9 * 9 *
10 * 1. Redistributions of source code must retain the above copyright notice, 10 * 1. Redistributions of source code must retain the above copyright notice,
11 * this list of conditions and the following disclaimer. 11 * this list of conditions and the following disclaimer.
12 * 12 *
13 * 2. Redistributions in binary form must reproduce the above copyright 13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the 14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution. 15 * documentation and/or other materials provided with the distribution.
16 * 16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
18 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MER- 18 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MER-
19 * CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 * CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
20 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE- 20 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE-
21 * CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 * CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
… …
44 44
45/* note: the comment below could not be substantiated, but what would I care */ 45/* note: the comment below could not be substantiated, but what would I care */
46/* MSDN says this is required to handle SIGFPE */ 46/* MSDN says this is required to handle SIGFPE */
47/* my wild guess would be that using something floating-pointy is required */ 47/* my wild guess would be that using something floating-pointy is required */
48/* for the crt to do something about it */ 48/* for the crt to do something about it */
49volatile double SIGFPE_REQ = 0.0f; 49volatile double SIGFPE_REQ = 0.0f;
50
51static SOCKET
52ev_tcp_socket (void)
53{
54#if EV_USE_WSASOCKET
55 return WSASocket (AF_INET, SOCK_STREAM, 0, 0, 0, 0);
56#else
57 return socket (AF_INET, SOCK_STREAM, 0);
58#endif
59}
50 60
51/* oh, the humanity! */ 61/* oh, the humanity! */
52static int 62static int
53ev_pipe (int filedes [2]) 63ev_pipe (int filedes [2])
54{ 64{
55 struct sockaddr_in addr = { 0 }; 65 struct sockaddr_in addr = { 0 };
56 int addr_size = sizeof (addr); 66 int addr_size = sizeof (addr);
57 struct sockaddr_in adr2; 67 struct sockaddr_in adr2;
58 int adr2_size; 68 int adr2_size = sizeof (adr2);
59 SOCKET listener; 69 SOCKET listener;
60 SOCKET sock [2] = { -1, -1 }; 70 SOCKET sock [2] = { -1, -1 };
61 71
62 if ((listener = socket (AF_INET, SOCK_STREAM, 0)) == INVALID_SOCKET) 72 if ((listener = ev_tcp_socket ()) == INVALID_SOCKET)
63 return -1; 73 return -1;
64 74
65 addr.sin_family = AF_INET; 75 addr.sin_family = AF_INET;
66 addr.sin_addr.s_addr = htonl (INADDR_LOOPBACK); 76 addr.sin_addr.s_addr = htonl (INADDR_LOOPBACK);
67 addr.sin_port = 0; 77 addr.sin_port = 0;
… …
73 goto fail; 83 goto fail;
74 84
75 if (listen (listener, 1)) 85 if (listen (listener, 1))
76 goto fail; 86 goto fail;
77 87
78 if ((sock [0] = socket (AF_INET, SOCK_STREAM, 0)) == INVALID_SOCKET) 88 if ((sock [0] = ev_tcp_socket ()) == INVALID_SOCKET)
79 goto fail; 89 goto fail;
80 90
81 if (connect (sock [0], (struct sockaddr *)&addr, addr_size)) 91 if (connect (sock [0], (struct sockaddr *)&addr, addr_size))
82 goto fail; 92 goto fail;
83 93
84 if ((sock [1] = accept (listener, 0, 0)) < 0) 94 if ((sock [1] = accept (listener, 0, 0)) < 0)
85 goto fail; 95 goto fail;
86 96
87 /* windows vista returns fantasy port numbers for getpeername. 97 /* windows vista returns fantasy port numbers for sockets:
88 * example for two interconnected tcp sockets: 98 * example for two interconnected tcp sockets:
89 * 99 *
90 * (Socket::unpack_sockaddr_in getsockname $sock0)[0] == 53364 100 * (Socket::unpack_sockaddr_in getsockname $sock0)[0] == 53364
91 * (Socket::unpack_sockaddr_in getpeername $sock0)[0] == 53363 101 * (Socket::unpack_sockaddr_in getpeername $sock0)[0] == 53363
92 * (Socket::unpack_sockaddr_in getsockname $sock1)[0] == 53363 102 * (Socket::unpack_sockaddr_in getsockname $sock1)[0] == 53363
… …
109 goto fail; 119 goto fail;
110 120
111 closesocket (listener); 121 closesocket (listener);
112 122
113#if EV_SELECT_IS_WINSOCKET 123#if EV_SELECT_IS_WINSOCKET
114 filedes [0] = _open_osfhandle (sock [0], 0); 124 filedes [0] = EV_WIN32_HANDLE_TO_FD (sock [0]);
115 filedes [1] = _open_osfhandle (sock [1], 0); 125 filedes [1] = EV_WIN32_HANDLE_TO_FD (sock [1]);
116#else 126#else
117 /* when select isn't winsocket, we also expect socket, connect, accept etc. 127 /* when select isn't winsocket, we also expect socket, connect, accept etc.
118 * to work on fds */ 128 * to work on fds */
119 filedes [0] = sock [0]; 129 filedes [0] = sock [0];
120 filedes [1] = sock [1]; 130 filedes [1] = sock [1];
… …
132} 142}
133 143
134#undef pipe 144#undef pipe
135#define pipe(filedes) ev_pipe (filedes) 145#define pipe(filedes) ev_pipe (filedes)
136 146
137static int 147#define EV_HAVE_EV_TIME 1
138ev_gettimeofday (struct timeval *tv, struct timezone *tz) 148ev_tstamp
149ev_time (void)
139{ 150{
140 struct _timeb tb; 151 FILETIME ft;
152 ULARGE_INTEGER ui;
141 153
142 _ftime (&tb); 154 GetSystemTimeAsFileTime (&ft);
155 ui.u.LowPart = ft.dwLowDateTime;
156 ui.u.HighPart = ft.dwHighDateTime;
143 157
144 tv->tv_sec = (long)tb.time; 158 /* msvc cannot convert ulonglong to double... yes, it is that sucky */
145 tv->tv_usec = ((long)tb.millitm) * 1000; 159 return (LONGLONG)(ui.QuadPart - 116444736000000000) * 1e-7;
146
147 return 0;
148} 160}
149
150#undef gettimeofday
151#define gettimeofday(tv,tz) ev_gettimeofday (tv, tz)
152 161
153#endif 162#endif
154 163

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines