nuttx-apps/include/netutils/netlib.h

160 lines
5.6 KiB
C

/****************************************************************************
* apps/include/netutils/netlib.h
* Various non-standard APIs to support netutils. All non-standard and
* intended only for internal use.
*
* Copyright (C) 2007, 2009, 2011 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Some of these APIs derive from uIP. uIP also has a BSD style license:
*
* Author: Adam Dunkels <adam@sics.se>
* Copyright (c) 2002, Adam Dunkels.
* All rights reserved.
*
* 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. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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 __APPS_INCLUDE_NETUTILS_NETLIB_H
#define __APPS_INCLUDE_NETUTILS_NETLIB_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <stdint.h>
#include <stdbool.h>
#include <pthread.h>
#include <netinet/in.h>
#include <nuttx/net/netconfig.h>
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* SOCK_DGRAM is the preferred socket type to use when we just want a
* socket for performing drive ioctls. However, we can't use SOCK_DRAM
* if UDP is disabled.
*/
#ifdef CONFIG_NET_UDP
# define NETLIB_SOCK_IOCTL SOCK_DGRAM
#else
# define NETLIB_SOCK_IOCTL SOCK_STREAM
#endif
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
#undef EXTERN
#if defined(__cplusplus)
#define EXTERN extern "C"
extern "C"
{
#else
#define EXTERN extern
#endif
/* Convert a textual representation of an IP address to a numerical representation.
*
* This function takes a textual representation of an IP address in
* the form a.b.c.d and converts it into a 4-byte array that can be
* used by other uIP functions.
*
* addrstr A pointer to a string containing the IP address in
* textual form.
*
* addr A pointer to a 4-byte array that will be filled in with
* the numerical representation of the address.
*
* Return: 0 If the IP address could not be parsed.
* Return: Non-zero If the IP address was parsed.
*/
bool netlib_ipaddrconv(FAR const char *addrstr, uint8_t *addr);
bool netlib_hwmacconv(FAR const char *hwstr, uint8_t *hw);
/* Get and set IP/MAC addresses (Ethernet L2 only) */
#ifdef CONFIG_NET_ETHERNET
int netlib_setmacaddr(FAR const char *ifname, const uint8_t *macaddr);
int netlib_getmacaddr(FAR const char *ifname, uint8_t *macaddr);
#endif
/* IP address support */
#ifdef CONFIG_NET_IPv4
int netlib_get_ipv4addr(FAR const char *ifname, FAR struct in_addr *addr);
int netlib_set_ipv4addr(FAR const char *ifname, FAR const struct in_addr *addr);
int netlib_set_dripv4addr(FAR const char *ifname, FAR const struct in_addr *addr);
int netlib_set_ipv4netmask(FAR const char *ifname, FAR const struct in_addr *addr);
#endif
#ifdef CONFIG_NET_IPv6
int netlib_get_ipv6addr(FAR const char *ifname, FAR struct in6_addr *addr);
int netlib_set_ipv6addr(FAR const char *ifname, FAR const struct in6_addr *addr);
int netlib_set_dripv6addr(FAR const char *ifname, FAR const struct in6_addr *addr);
int netlib_set_ipv6netmask(FAR const char *ifname, FAR const struct in6_addr *addr);
uint8_t netlib_ipv6netmask2prefix(FAR const uint16_t *mask);
void netlib_prefix2ipv6netmask(uint8_t preflen, FAR struct in6_addr *netmask);
#endif
/* ICMPv6 Autoconfiguration */
#ifdef CONFIG_NET_ICMPv6_AUTOCONF
int netlib_icmpv6_autoconfiguration(FAR const char *ifname);
#endif
/* HTTP support */
int netlib_parsehttpurl(FAR const char *url, uint16_t *port,
FAR char *hostname, int hostlen,
FAR char *filename, int namelen);
/* Generic server logic */
int netlib_listenon(uint16_t portno);
void netlib_server(uint16_t portno, pthread_startroutine_t handler,
int stacksize);
int netlib_getifstatus(FAR const char *ifname, FAR uint8_t *flags);
int netlib_ifup(FAR const char *ifname);
int netlib_ifdown(FAR const char *ifname);
#undef EXTERN
#ifdef __cplusplus
}
#endif
#endif /* __APPS_INCLUDE_NETUTILS_NETLIB_H */