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
|
/* ``The contents of this file are subject to the Erlang Public License,
* Version 1.1, (the "License"); you may not use this file except in
* compliance with the License. You should have received a copy of the
* Erlang Public License along with this software. If not, it can be
* retrieved via the world wide web at http://www.erlang.org/.
*
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
* the License for the specific language governing rights and limitations
* under the License.
*
* The Initial Developer of the Original Code is Ericsson Utvecklings AB.
* Portions created by Ericsson are Copyright 1999, Ericsson Utvecklings
* AB. All Rights Reserved.''
*
* $Id$
*/
#ifndef ESOCK_POLL_SELECT_H
#define ESOCK_POLL_SELECT_H
#if !defined(USE_SELECT)
#include <poll.h>
#endif
typedef struct esock_poll {
#ifdef USE_SELECT
fd_set readmask;
fd_set writemask;
fd_set exceptmask;
#else
int* fd_to_poll; /* Map from fd to index into poll
* descriptor array.
*/
int num_fds; /* Number of entries in fd_to_poll. */
struct pollfd* fds; /* Array of poll descriptors. */
int allocated; /* Allocated number of fds. */
int active; /* Active number of fds */
#endif
} EsockPoll;
void esock_poll_init(EsockPoll *ep);
void esock_poll_zero(EsockPoll *ep);
void esock_poll_fd_set_read(EsockPoll *ep, FD fd);
void esock_poll_fd_set_write(EsockPoll *ep, FD fd);
int esock_poll_fd_isset_read(EsockPoll *ep, FD fd);
int esock_poll_fd_isset_write(EsockPoll *ep, FD fd);
#ifdef __WIN32__
void esock_poll_fd_set_exception(EsockPoll *ep, FD fd);
int esock_poll_fd_isset_exception(EsockPoll *ep, FD fd);
#endif
int esock_poll(EsockPoll *ep, int seconds);
#endif
|
