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-rw-r--r--nuttx/net/net_internal.h239
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diff --git a/nuttx/net/net_internal.h b/nuttx/net/net_internal.h
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-/****************************************************************************
- * net/net_internal.h
- *
- * Copyright (C) 2007-2009, 2011-2013 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 __NET_INTERNAL_H
-#define __NET_INTERNAL_H
-
-/****************************************************************************
- * Included Files
- ****************************************************************************/
-
-#include <nuttx/config.h>
-#ifdef CONFIG_NET
-
-#include <sys/types.h>
-#include <stdint.h>
-#include <time.h>
-
-#include <nuttx/net/net.h>
-#include <nuttx/net/uip/uip.h>
-
-/****************************************************************************
- * Definitions
- ****************************************************************************/
-
-/* Definitions of 8-bit socket flags */
-
- /* Bits 0-2: Socket state */
-#define _SF_IDLE 0x00 /* - There is no socket activity */
-#define _SF_ACCEPT 0x01 /* - Socket is waiting to accept a connection */
-#define _SF_RECV 0x02 /* - Waiting for recv action to complete */
-#define _SF_SEND 0x03 /* - Waiting for send action to complete */
-#define _SF_MASK 0x03 /* - Mask to isolate the above actions */
-
-#define _SF_NONBLOCK 0x08 /* Bit 3: Don't block if no data (TCP/READ only) */
-#define _SF_LISTENING 0x10 /* Bit 4: SOCK_STREAM is listening */
-#define _SF_BOUND 0x20 /* Bit 5: SOCK_STREAM is bound to an address */
- /* Bits 6-7: Connection state */
-#define _SF_CONNECTED 0x40 /* Bit 6: SOCK_STREAM is connected */
-#define _SF_CLOSED 0x80 /* Bit 7: SOCK_STREAM was gracefully disconnected */
-
-/* Connection state encoding:
- *
- * _SF_CONNECTED==1 && _SF_CLOSED==0 - the socket is connected
- * _SF_CONNECTED==0 && _SF_CLOSED==1 - the socket was gracefully disconnected
- * _SF_CONNECTED==0 && _SF_CLOSED==0 - the socket was rudely disconnected
- */
-
-/* Macro to manage the socket state and flags */
-
-#define _SS_SETSTATE(s,f) (((s) & ~_SF_MASK) | (f))
-#define _SS_GETSTATE(s) ((s) & _SF_MASK)
-#define _SS_ISBUSY(s) (_SS_GETSTATE(s) != _SF_IDLE)
-
-#define _SS_ISNONBLOCK(s) (((s) & _SF_NONBLOCK) != 0)
-#define _SS_ISLISTENING(s) (((s) & _SF_LISTENING) != 0)
-#define _SS_ISBOUND(s) (((s) & _SF_CONNECTED) != 0)
-#define _SS_ISCONNECTED(s) (((s) & _SF_CONNECTED) != 0)
-#define _SS_ISCLOSED(s) (((s) & _SF_CLOSED) != 0)
-
-/* 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
- ****************************************************************************/
-
-#undef EXTERN
-#if defined(__cplusplus)
-#define EXTERN extern "C"
-extern "C"
-{
-#else
-#define EXTERN extern
-#endif
-
-/* List of registered ethernet device drivers */
-
-#if CONFIG_NSOCKET_DESCRIPTORS > 0
-EXTERN struct uip_driver_s *g_netdevices;
-#endif
-
-/****************************************************************************
- * Public Function Prototypes
- ****************************************************************************/
-
-/* net_sockets.c *************************************************************/
-
-int sockfd_allocate(int minsd);
-void sock_release(FAR struct socket *psock);
-void sockfd_release(int sockfd);
-FAR struct socket *sockfd_socket(int sockfd);
-
-/* net_connect.c *************************************************************/
-
-#ifdef CONFIG_NET_TCP
-int net_startmonitor(FAR struct socket *psock);
-void net_stopmonitor(FAR struct uip_conn *conn);
-void net_lostconnection(FAR struct socket *psock, uint16_t flags);
-#endif
-
-/* net_close.c ***************************************************************/
-
-int psock_close(FAR struct socket *psock);
-
-/* sockopt support ***********************************************************/
-
-#if defined(CONFIG_NET_SOCKOPTS) && !defined(CONFIG_DISABLE_CLOCK)
-int net_timeo(uint32_t start_time, socktimeo_t timeo);
-socktimeo_t net_timeval2dsec(FAR struct timeval *tv);
-void net_dsec2timeval(uint16_t dsec, FAR struct timeval *tv);
-#endif
-
-/* net_register.c ************************************************************/
-
-#if CONFIG_NSOCKET_DESCRIPTORS > 0
-void netdev_seminit(void);
-void netdev_semtake(void);
-void netdev_semgive(void);
-#endif
-
-/* net_findbyname.c **********************************************************/
-
-#if CONFIG_NSOCKET_DESCRIPTORS > 0
-FAR struct uip_driver_s *netdev_findbyname(FAR const char *ifname);
-#endif
-
-/* net_findbyaddr.c **********************************************************/
-
-#if CONFIG_NSOCKET_DESCRIPTORS > 0
-FAR struct uip_driver_s *netdev_findbyaddr(FAR const uip_ipaddr_t *raddr);
-#endif
-
-/* net_txnotify.c ************************************************************/
-
-#if CONFIG_NSOCKET_DESCRIPTORS > 0
-void netdev_txnotify(const uip_ipaddr_t *raddr);
-#endif
-
-/* net_count.c ***************************************************************/
-
-#if CONFIG_NSOCKET_DESCRIPTORS > 0
-int netdev_count(void);
-#endif
-
-/* net_arptimer.c ************************************************************/
-
-#ifdef CONFIG_NET_ARP
-void arptimer_init(void);
-#else
-# define arptimer_init()
-#endif
-
-/* send.c ********************************************************************/
-
-ssize_t psock_send(FAR struct socket *psock, FAR const void *buf, size_t len,
- int flags);
-
-#undef EXTERN
-#if defined(__cplusplus)
-}
-#endif
-
-#endif /* CONFIG_NET */
-#endif /* __NET_INTERNAL_H */
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