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4 | * Copyright (c) 2007,2008,2009 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, |
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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 */ |
49 | volatile double SIGFPE_REQ = 0.0f; |
49 | volatile double SIGFPE_REQ = 0.0f; |
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50 | |
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51 | static SOCKET |
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52 | ev_tcp_socket (void) |
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53 | { |
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54 | #if EV_USE_WSASOCKET |
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55 | return WSASocket (AF_INET, SOCK_STREAM, 0, 0, 0, 0); |
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56 | #else |
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57 | return socket (AF_INET, SOCK_STREAM, 0); |
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58 | #endif |
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59 | } |
50 | |
60 | |
51 | /* oh, the humanity! */ |
61 | /* oh, the humanity! */ |
52 | static int |
62 | static int |
53 | ev_pipe (int filedes [2]) |
63 | ev_pipe (int filedes [2]) |
54 | { |
64 | { |
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57 | struct sockaddr_in adr2; |
67 | struct sockaddr_in adr2; |
58 | int adr2_size = sizeof (adr2); |
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; |
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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 | |
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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]; |