Resync new repository with old repo r5166

git-svn-id: http://svn.code.sf.net/p/nuttx/code/trunk@5153 42af7a65-404d-4744-a932-0658087f49c3
2026-10-25 08:03:34 +08:00 · 2012-09-17 18:18:44 +00:00
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+/****************************************************************************
+ * examples/poll/poll_internal.h
+ *
+ *   Copyright (C) 2008, 2009 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <gnutt@nuttx.org>
+ *
+ * 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 */