/* * Copyright (c) 2001, Swedish Institute of Computer Science. * 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. Neither the name of the Institute 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 INSTITUTE 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 INSTITUTE 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.  * * This file is part of the lwIP TCP/IP stack. *  * Author: Adam Dunkels <adam@sics.se> * * $Id: ip_addr.h,v 1.4 2002/03/18 13:08:47 adam Exp $ */#ifndef __LWIP_IP_ADDR_H__#define __LWIP_IP_ADDR_H__#include "lwip/arch.h"#define IP_ADDR_ANY 0#define IP_ADDR_BROADCAST (&ip_addr_broadcast)PACK_STRUCT_BEGINpacked union ip_addr {	packed struct ip_addr16	{		u16_t addr1;		u16_t addr2;	}ipaddr16;	u32_t addr;} PACK_STRUCT_STRUCT;PACK_STRUCT_ENDextern union ip_addr ip_addr_broadcast;#define IP4_ADDRESS32(ipaddr, a,b,c,d) (ipaddr) = ((u32_t)(d & 0xff) << 24) | ((u32_t)(c & 0xff) << 16) | \                                                         ((u32_t)(b & 0xff) << 8) | (u32_t)(a & 0xff)#define IP4_ADDR(ipaddr, a,b,c,d) (ipaddr)->ipaddr16.addr1 = ((u16_t)(b & 0xff) << 8) | ((u16_t)(a & 0xff));\                                                         (ipaddr)->ipaddr16.addr2=((u16_t)(d & 0xff) << 8) | ((u16_t)(c & 0xff))/*#define ip_addr_set(dest, src) (dest)->addr = \                               ((src) == IP_ADDR_ANY? IP_ADDR_ANY:\				((union ip_addr *)src)->addr)/*#define ip_addr_maskcmp(addr1, addr2, mask) (((addr1)->addr & \                                              (mask)->addr) == \                                             ((addr2)->addr & \                                              (mask)->addr))*//*#define ip_addr_isbroadcast(addr1, mask) (((((addr1)->addr) & ~((mask)->addr)) == \					 (0xffffffff & ~((mask)->addr))) || \                                         ((addr1)->addr == 0xffffffff) || \                                         ((addr1)->addr == 0x00000000))*///#define ip_addr_ismulticast(addr1) (((addr1)->addr & ntohl(0xf0000000)) == ntohl(0xe0000000))				   #define ip_addr_debug_print(ipaddr) DEBUGF(LWIP_DEBUG, ("%d.%d.%d.%d", \		    (u8_t)(ntohl((ipaddr)->addr) >> 24) & 0xff, \		    (u8_t)(ntohl((ipaddr)->addr) >> 16) & 0xff, \		    (u8_t)(ntohl((ipaddr)->addr) >> 8) & 0xff, \		    (u8_t)ntohl((ipaddr)->addr) & 0xff))#define ip4_addr1(ipaddr) ((u8_t)(ntohl((ipaddr)->addr) >> 24) & 0xff)#define ip4_addr2(ipaddr) ((u8_t)(ntohl((ipaddr)->addr) >> 16) & 0xff)#define ip4_addr3(ipaddr) ((u8_t)(ntohl((ipaddr)->addr) >> 8) & 0xff)#define ip4_addr4(ipaddr) ((u8_t)(ntohl((ipaddr)->addr)) & 0xff)char ip_addr_cmp(union ip_addr *addr1, union ip_addr* addr2);char ip_addr_isbroadcast(union ip_addr *paddr, union ip_addr *pmask) ;char ip_addr_isany(union ip_addr *addr1);char ip_addr_ismulticast(union ip_addr *paddr);void swapIpaddr(union ip_addr *addr1, union ip_addr *addr2);char ip_addr_maskcmp(union ip_addr *paddr1, union ip_addr *paddr2, union ip_addr *pmask);void ip_addr_set(union ip_addr *dest, union ip_addr *src);char String2IPAddress(char str[], union ip_addr *paddr);char String2IPAddress32(char str[], u32_t* paddr);#endif /* __LWIP_IP_ADDR_H__ */