curl/lib/select.h
Yang Tse 4a5aa6682d Revert changes relative to lib/*.[ch] recent renaming
This reverts renaming and usage of lib/*.h header files done
28-12-2012, reverting 2 commits:

  f871de0... build: make use of 76 lib/*.h renamed files
  ffd8e12... build: rename 76 lib/*.h files

This also reverts removal of redundant include guard (redundant thanks
to changes in above commits) done 2-12-2013, reverting 1 commit:

  c087374... curl_setup.h: remove redundant include guard

This also reverts renaming and usage of lib/*.c source files done
3-12-2013, reverting 3 commits:

  13606bb... build: make use of 93 lib/*.c renamed files
  5b6e792... build: rename 93 lib/*.c files
  7d83dff... build: commit 13606bbfde follow-up 1

Start of related discussion thread:

  http://curl.haxx.se/mail/lib-2013-01/0012.html

Asking for confirmation on pushing this revertion commit:

  http://curl.haxx.se/mail/lib-2013-01/0048.html

Confirmation summary:

  http://curl.haxx.se/mail/lib-2013-01/0079.html

NOTICE: The list of 2 files that have been modified by other
intermixed commits, while renamed, and also by at least one
of the 6 commits this one reverts follows below. These 2 files
will exhibit a hole in history unless git's '--follow' option
is used when viewing logs.

  lib/curl_imap.h
  lib/curl_smtp.h
2013-01-06 18:20:27 +01:00

109 lines
3.0 KiB
C

#ifndef HEADER_CURL_SELECT_H
#define HEADER_CURL_SELECT_H
/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2012, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at http://curl.haxx.se/docs/copyright.html.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
* furnished to do so, under the terms of the COPYING file.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
***************************************************************************/
#include "setup.h"
#ifdef HAVE_SYS_POLL_H
#include <sys/poll.h>
#elif defined(HAVE_POLL_H)
#include <poll.h>
#endif
/*
* Definition of pollfd struct and constants for platforms lacking them.
*/
#if !defined(HAVE_STRUCT_POLLFD) && \
!defined(HAVE_SYS_POLL_H) && \
!defined(HAVE_POLL_H)
#define POLLIN 0x01
#define POLLPRI 0x02
#define POLLOUT 0x04
#define POLLERR 0x08
#define POLLHUP 0x10
#define POLLNVAL 0x20
struct pollfd
{
curl_socket_t fd;
short events;
short revents;
};
#endif
#ifndef POLLRDNORM
#define POLLRDNORM POLLIN
#endif
#ifndef POLLWRNORM
#define POLLWRNORM POLLOUT
#endif
#ifndef POLLRDBAND
#define POLLRDBAND POLLPRI
#endif
/* there are three CSELECT defines that are defined in the public header that
are exposed to users, but this *IN2 bit is only ever used internally and
therefore defined here */
#define CURL_CSELECT_IN2 (CURL_CSELECT_ERR << 1)
int Curl_socket_check(curl_socket_t readfd, curl_socket_t readfd2,
curl_socket_t writefd,
long timeout_ms);
/* provide the former API internally */
#define Curl_socket_ready(x,y,z) \
Curl_socket_check(x, CURL_SOCKET_BAD, y, z)
int Curl_poll(struct pollfd ufds[], unsigned int nfds, int timeout_ms);
int Curl_wait_ms(int timeout_ms);
#ifdef TPF
int tpf_select_libcurl(int maxfds, fd_set* reads, fd_set* writes,
fd_set* excepts, struct timeval* tv);
#endif
/* Winsock and TPF sockets are not in range [0..FD_SETSIZE-1], which
unfortunately makes it impossible for us to easily check if they're valid
*/
#if defined(USE_WINSOCK) || defined(TPF)
#define VALID_SOCK(x) 1
#define VERIFY_SOCK(x) Curl_nop_stmt
#else
#define VALID_SOCK(s) (((s) >= 0) && ((s) < FD_SETSIZE))
#define VERIFY_SOCK(x) do { \
if(!VALID_SOCK(x)) { \
SET_SOCKERRNO(EINVAL); \
return -1; \
} \
} WHILE_FALSE
#endif
#endif /* HEADER_CURL_SELECT_H */