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Diffstat (limited to 'src/select.hpp')
-rw-r--r-- | src/select.hpp | 126 |
1 files changed, 0 insertions, 126 deletions
diff --git a/src/select.hpp b/src/select.hpp deleted file mode 100644 index 9c3ef47..0000000 --- a/src/select.hpp +++ /dev/null @@ -1,126 +0,0 @@ -/* - Copyright (c) 2007-2013 Contributors as noted in the AUTHORS file - - This file is part of 0MQ. - - 0MQ is free software; you can redistribute it and/or modify it under - the terms of the GNU Lesser General Public License as published by - the Free Software Foundation; either version 3 of the License, or - (at your option) any later version. - - 0MQ is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public License - along with this program. If not, see <http://www.gnu.org/licenses/>. -*/ - -#ifndef __ZMQ_SELECT_HPP_INCLUDED__ -#define __ZMQ_SELECT_HPP_INCLUDED__ - -// poller.hpp decides which polling mechanism to use. -#include "poller.hpp" -#if defined ZMQ_USE_SELECT - -#include "platform.hpp" - -#include <stddef.h> -#include <vector> - -#ifdef ZMQ_HAVE_WINDOWS -#include "winsock2.h" -#elif defined ZMQ_HAVE_OPENVMS -#include <sys/types.h> -#include <sys/time.h> -#else -#include <sys/select.h> -#endif - -#include "fd.hpp" -#include "thread.hpp" -#include "poller_base.hpp" - -namespace zmq -{ - - struct i_poll_events; - - // Implements socket polling mechanism using POSIX.1-2001 select() - // function. - - class select_t : public poller_base_t - { - public: - - typedef fd_t handle_t; - - select_t (); - ~select_t (); - - // "poller" concept. - handle_t add_fd (fd_t fd_, zmq::i_poll_events *events_); - void rm_fd (handle_t handle_); - void set_pollin (handle_t handle_); - void reset_pollin (handle_t handle_); - void set_pollout (handle_t handle_); - void reset_pollout (handle_t handle_); - void start (); - void stop (); - - static int max_fds (); - - private: - - // Main worker thread routine. - static void worker_routine (void *arg_); - - // Main event loop. - void loop (); - - struct fd_entry_t - { - fd_t fd; - zmq::i_poll_events *events; - }; - - // Checks if an fd_entry_t is retired. - static bool is_retired_fd (const fd_entry_t &entry); - - // Set of file descriptors that are used to retreive - // information for fd_set. - typedef std::vector <fd_entry_t> fd_set_t; - fd_set_t fds; - - fd_set source_set_in; - fd_set source_set_out; - fd_set source_set_err; - - fd_set readfds; - fd_set writefds; - fd_set exceptfds; - - // Maximum file descriptor. - fd_t maxfd; - - // If true, at least one file descriptor has retired. - bool retired; - - // If true, thread is shutting down. - bool stopping; - - // Handle of the physical thread doing the I/O work. - thread_t worker; - - select_t (const select_t&); - const select_t &operator = (const select_t&); - }; - - typedef select_t poller_t; - -} - -#endif - -#endif |