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/****************************************************************************
* examples/poll/poll_internal.h
*
* Copyright (C) 2008, 2009 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
#ifndef __EXAMPLES_PIPE_PIPE_H
#define __EXAMPLES_PIPE_PIPE_H
/****************************************************************************
* Compilation Switches
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <pthread.h>
/****************************************************************************
* Definitions
****************************************************************************/
#ifdef CONFIG_DISABLE_POLL
# error "The polling API is disabled"
#endif
/* Here are all of the configuration settings that must be met to have TCP/IP
* poll/select support. This kind of looks like overkill.
*
* CONFIG_NET - Network support must be enabled
* CONFIG_NSOCKET_DESCRIPTORS - Socket descriptors must be allocated
* CONFIG_NET_TCP - Only support on TCP (because read-ahead
* ibuffering s not yet support for UDP)
* CONFIG_NET_NTCP_READAHEAD_BUFFERS - TCP/IP read-ahead buffering must be enabled
*/
#if defined(CONFIG_NET) && CONFIG_NSOCKET_DESCRIPTORS > 0 && \
defined(CONFIG_NET_TCP) && CONFIG_NET_NTCP_READAHEAD_BUFFERS > 0
# define HAVE_NETPOLL 1
#else
# undef HAVE_NETPOLL
#endif
/* If debug is enabled, then use lib_rawprintf so that OS debug output and
* the test output are synchronized.
*
* These macros will differ depending upon if the toolchain supports
* macros with a variable number of arguments or not.
*/
#ifdef CONFIG_CPP_HAVE_VARARGS
# ifdef CONFIG_DEBUG
# define message(...) lib_rawprintf(__VA_ARGS__)
# define msgflush()
# else
# define message(...) printf(__VA_ARGS__)
# define msgflush() fflush(stdout)
# endif
#else
# ifdef CONFIG_DEBUG
# define message lib_rawprintf
# define msgflush()
# else
# define message printf
# define msgflush() fflush(stdout)
# endif
#endif
#define FIFO_PATH1 "/dev/fifo0"
#define FIFO_PATH2 "/dev/fifo1"
#define POLL_LISTENER_DELAY 2000 /* 2 seconds */
#define SELECT_LISTENER_DELAY 4 /* 4 seconds */
#define NET_LISTENER_DELAY 3 /* 3 seconds */
#define WRITER_DELAY 6 /* 6 seconds */
#define LISTENER_PORT 5471
/****************************************************************************
* Public Types
****************************************************************************/
/****************************************************************************
* Public Variables
****************************************************************************/
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
extern void *poll_listener(pthread_addr_t pvarg);
extern void *select_listener(pthread_addr_t pvarg);
#ifdef HAVE_NETPOLL
extern void *net_listener(pthread_addr_t pvarg);
extern void *net_reader(pthread_addr_t pvarg);
#endif
#endif /* __EXAMPLES_PIPE_PIPE_H */
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