CMakeLua/Utilities/cmcurl-7.19.0/lib/select.h

   1 #ifndef __SELECT_H
   2 #define __SELECT_H
   3 /***************************************************************************
   4  *                                  _   _ ____  _
   5  *  Project                     ___| | | |  _ \| |
   6  *                             / __| | | | |_) | |
   7  *                            | (__| |_| |  _ <| |___
   8  *                             \___|\___/|_| \_\_____|
   9  *
  10  * Copyright (C) 1998 - 2008, Daniel Stenberg, <daniel@haxx.se>, et al.
  11  *
  12  * This software is licensed as described in the file COPYING, which
  13  * you should have received as part of this distribution. The terms
  14  * are also available at http://curl.haxx.se/docs/copyright.html.
  15  *
  16  * You may opt to use, copy, modify, merge, publish, distribute and/or sell
  17  * copies of the Software, and permit persons to whom the Software is
  18  * furnished to do so, under the terms of the COPYING file.
  19  *
  20  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  21  * KIND, either express or implied.
  22  *
  23  * $Id: select.h,v 1.1.1.1 2008-09-23 16:32:05 hoffman Exp $
  24  ***************************************************************************/
  25
  26 #include "setup.h"
  27
  28 #ifdef HAVE_SYS_POLL_H
  29 #include <sys/poll.h>
  30 #elif defined(HAVE_POLL_H)
  31 #include <poll.h>
  32 #endif
  33
  34 /*
  35  * poll() function on Windows Vista and later is called WSAPoll()
  36  */
  37
  38 #if defined(USE_WINSOCK) && (USE_WINSOCK > 1) && \
  39     defined(_WIN32_WINNT) && (_WIN32_WINNT >= 0x0600)
  40 #  undef  HAVE_POLL
  41 #  define HAVE_POLL 1
  42 #  undef  HAVE_POLL_FINE
  43 #  define HAVE_POLL_FINE 1
  44 #  define poll(x,y,z) WSAPoll((x),(y),(z))
  45 #  if defined(_MSC_VER) && defined(POLLRDNORM)
  46 #    undef  POLLPRI
  47 #    define POLLPRI POLLRDBAND
  48 #    define HAVE_STRUCT_POLLFD 1
  49 #  endif
  50 #endif
  51
  52 /*
  53  * Definition of pollfd struct and constants for platforms lacking them.
  54  */
  55
  56 #if !defined(HAVE_STRUCT_POLLFD) && \
  57     !defined(HAVE_SYS_POLL_H) && \
  58     !defined(HAVE_POLL_H)
  59
  60 #define POLLIN      0x01
  61 #define POLLPRI     0x02
  62 #define POLLOUT     0x04
  63 #define POLLERR     0x08
  64 #define POLLHUP     0x10
  65 #define POLLNVAL    0x20
  66
  67 struct pollfd
  68 {
  69     curl_socket_t fd;
  70     short   events;
  71     short   revents;
  72 };
  73
  74 #endif
  75
  76 #ifndef POLLRDNORM
  77 #define POLLRDNORM POLLIN
  78 #endif
  79
  80 #ifndef POLLWRNORM
  81 #define POLLWRNORM POLLOUT
  82 #endif
  83
  84 #ifndef POLLRDBAND
  85 #define POLLRDBAND POLLPRI
  86 #endif
  87
  88 int Curl_socket_ready(curl_socket_t readfd, curl_socket_t writefd,
  89                       int timeout_ms);
  90
  91 int Curl_poll(struct pollfd ufds[], unsigned int nfds, int timeout_ms);
  92
  93 #ifdef TPF
  94 int tpf_select_libcurl(int maxfds, fd_set* reads, fd_set* writes,
  95                        fd_set* excepts, struct timeval* tv);
  96 #endif
  97
  98 #endif /* __SELECT_H */