1 files changed, 137 insertions, 0 deletions
diff --git a/nuttx/net/net-internal.h b/nuttx/net/net-internal.h
new file mode 100644
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+++ b/nuttx/net/net-internal.h
@@ -0,0 +1,137 @@
+/****************************************************************************
+ * net-internal.h
+ *
+ *   Copyright (C) 2007 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 Gregory Nutt 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 __NET_INTERNAL_H
+#define __NET_INTERNAL_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <nuttx/config.h>
+#ifdef CONFIG_NET
+
+#include <nuttx/net.h>
+
+#include "net-internal.h"
+
+/****************************************************************************
+ * Definitions
+ ****************************************************************************/
+
+/* This macro converts a socket option value into a bit setting */
+
+#define _SO_BIT(o)       (1 << (o))
+
+/* These define bit positions for each socket option (see sys/socket.h) */
+
+#define _SO_DEBUG        _SO_BIT(SO_DEBUG)
+#define _SO_ACCEPTCONN   _SO_BIT(SO_ACCEPTCONN)
+#define _SO_BROADCAST    _SO_BIT(SO_BROADCAST)
+#define _SO_REUSEADDR    _SO_BIT(SO_REUSEADDR)
+#define _SO_KEEPALIVE    _SO_BIT(SO_KEEPALIVE)
+#define _SO_LINGER       _SO_BIT(SO_LINGER)
+#define _SO_OOBINLINE    _SO_BIT(SO_OOBINLINE)
+#define _SO_SNDBUF       _SO_BIT(SO_SNDBUF)
+#define _SO_RCVBUF       _SO_BIT(SO_RCVBUF)
+#define _SO_ERROR        _SO_BIT(SO_ERROR)
+#define _SO_TYPE         _SO_BIT(SO_TYPE)
+#define _SO_DONTROUTE    _SO_BIT(SO_DONTROUTE)
+#define _SO_RCVLOWAT     _SO_BIT(SO_RCVLOWAT)
+#define _SO_RCVTIMEO     _SO_BIT(SO_RCVTIMEO)
+#define _SO_SNDLOWAT     _SO_BIT(SO_SNDLOWAT)
+#define _SO_SNDTIMEO     _SO_BIT(SO_SNDTIMEO)
+
+/* This is the larget option value */
+
+#define _SO_MAXOPT       (15)
+
+/* Macros to set, test, clear options */
+
+#define _SO_SETOPT(s,o)  ((s) |= _SO_BIT(o))
+#define _SO_CLROPT(s,o)  ((s) &= ~_SO_BIT(o))
+#define _SO_GETOPT(s,o)  (((s) & _SO_BIT(o)) != 0)
+
+/* These are macros that can be used to determine if socket option code is
+ * valid (in range) and supported by API.
+ */
+
+#define _SO_GETONLYSET   (_SO_ACCEPTCONN|_SO_ERROR|_SO_TYPE)
+#define _SO_GETONLY(o)   ((_SO_BIT(o) & _SO_GETONLYSET) != 0)
+#define _SO_GETVALID(o)  (((unsigned int)(o)) <= _SO_MAXOPT)
+#define _SO_SETVALID(o)  ((((unsigned int)(o)) <= _SO_MAXOPT) && !_SO_GETONLY(o))
+
+/****************************************************************************
+ * Public Types
+ ****************************************************************************/
+
+/****************************************************************************
+ * Public Variables
+ ****************************************************************************/
+
+/****************************************************************************
+ * Pulblic Function Prototypes
+ ****************************************************************************/
+
+#undef EXTERN
+#if defined(__cplusplus)
+#define EXTERN extern "C"
+extern "C" {
+#else
+#define EXTERN extern
+#endif
+
+/* net-sockets.c *************************************************************/
+
+EXTERN void weak_function net_initialize(void);
+EXTERN int  sockfd_allocate(void);
+EXTERN void sockfd_release(int sockfd);
+EXTERN FAR struct socket *sockfd_socket(int sockfd);
+
+/* sockopt support ***********************************************************/
+
+#if defined(CONFIG_NET_SOCKOPTS) && !defined(CONFIG_DISABLE_CLOCK)
+EXTERN int net_timeo(uint32 start_time, socktimeo_t timeo);
+EXTERN socktimeo_t socktimeo_t net_timeval2dsec(struct timeval *tv);
+EXTERN void net_dsec2timeval(uint16 dsec, struct timeval *tv);
+#endif
+
+#undef EXTERN
+#if defined(__cplusplus)
+}
+#endif
+
+#endif /* CONFIG_NET */
+#endif /* __NET_INTERNAL_H */