| /* |
| * Copyright (c) 2001-2003 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. 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. |
| * |
| * This file is part of the lwIP TCP/IP stack. |
| * |
| * Author: Adam Dunkels <adam@sics.se> |
| * |
| */ |
| #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) |
| |
| #ifdef PACK_STRUCT_USE_INCLUDES |
| # include "arch/bpstruct.h" |
| #endif |
| PACK_STRUCT_BEGIN |
| struct ip_addr { |
| PACK_STRUCT_FIELD(u32_t addr); |
| } PACK_STRUCT_STRUCT; |
| PACK_STRUCT_END |
| #ifdef PACK_STRUCT_USE_INCLUDES |
| # include "arch/epstruct.h" |
| #endif |
| |
| extern struct ip_addr ip_addr_broadcast; |
| |
| #define IP4_ADDR(ipaddr, a,b,c,d) (ipaddr)->addr = htonl(((u32_t)(a & 0xff) << 24) | ((u32_t)(b & 0xff) << 16) | \ |
| ((u32_t)(c & 0xff) << 8) | (u32_t)(d & 0xff)) |
| |
| #define ip_addr_set(dest, src) (dest)->addr = \ |
| ((src) == IP_ADDR_ANY? IP_ADDR_ANY:\ |
| ((struct ip_addr *)src)->addr) |
| #define ip_addr_maskcmp(addr1, addr2, mask) (((addr1)->addr & \ |
| (mask)->addr) == \ |
| ((addr2)->addr & \ |
| (mask)->addr)) |
| #define ip_addr_cmp(addr1, addr2) ((addr1)->addr == (addr2)->addr) |
| |
| #define ip_addr_isany(addr1) ((addr1) == NULL || (addr1)->addr == 0) |
| |
| #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) |
| #endif /* __LWIP_IP_ADDR_H__ */ |
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