129 lines
3.1 KiB
C
129 lines
3.1 KiB
C
/*
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* Copyright (c) 2006-2018, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2018-05-18 ChenYong First version
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*/
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#ifndef SAL_IPADDR_H__
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#define SAL_IPADDR_H__
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#include "sal_type.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/** IPv4 only: set the IP address given as an u32_t */
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#define ip4_addr_set_u32(dest_ipaddr, src_u32) ((dest_ipaddr)->addr = (src_u32))
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/** IPv4 only: get the IP address as an u32_t */
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#define ip4_addr_get_u32(src_ipaddr) ((src_ipaddr)->addr)
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#define IP4ADDR_STRLEN_MAX 16
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/* These macros should be calculated by the preprocessor and are used
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with compile-time constants only (so that there is no little-endian
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overhead at runtime). */
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#define PP_HTONS(x) ((((x) & 0x00ffUL) << 8) | (((x) & 0xff00UL) >> 8))
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#define PP_NTOHS(x) PP_HTONS(x)
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#define PP_HTONL(x) ((((x) & 0x000000ffUL) << 24) | \
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(((x) & 0x0000ff00UL) << 8) | \
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(((x) & 0x00ff0000UL) >> 8) | \
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(((x) & 0xff000000UL) >> 24))
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#define PP_NTOHL(x) PP_HTONL(x)
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#define htons(x) (u16_t)PP_HTONS(x)
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#define ntohs(x) (u16_t)PP_NTOHS(x)
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#define htonl(x) (u32_t)PP_HTONL(x)
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#define ntohl(x) (u32_t)PP_NTOHL(x)
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/* If your port already typedef's in_addr_t, define IN_ADDR_T_DEFINED
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to prevent this code from redefining it. */
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#if !defined(in_addr_t) && !defined(IN_ADDR_T_DEFINED)
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typedef u32_t in_addr_t;
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#endif
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struct in_addr
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{
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in_addr_t s_addr;
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};
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struct in6_addr
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{
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union
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{
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u32_t u32_addr[4];
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u8_t u8_addr[16];
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} un;
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#define s6_addr un.u8_addr
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};
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enum sal_ip_addr_type
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{
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/** IPv4 */
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IPADDR_TYPE_V4 = 0U,
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/** IPv6 */
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IPADDR_TYPE_V6 = 6U,
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/** IPv4+IPv6 ("dual-stack") */
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IPADDR_TYPE_ANY = 46U
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};
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typedef struct ip4_addr
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{
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u32_t addr;
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} ip4_addr_t;
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typedef struct ip6_addr
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{
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u32_t addr[4];
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} ip6_addr_t;
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typedef struct _ip_addr
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{
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union
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{
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ip6_addr_t ip6;
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ip4_addr_t ip4;
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} u_addr;
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/** @ref sal_ip_addr_type */
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u8_t type;
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} ip_addr_t;
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/** 255.255.255.255 */
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#define IPADDR_NONE ((u32_t)0xffffffffUL)
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/** 127.0.0.1 */
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#define IPADDR_LOOPBACK ((u32_t)0x7f000001UL)
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/** 0.0.0.0 */
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#define IPADDR_ANY ((u32_t)0x00000000UL)
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/** 255.255.255.255 */
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#define IPADDR_BROADCAST ((u32_t)0xffffffffUL)
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/** 255.255.255.255 */
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#define INADDR_NONE IPADDR_NONE
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/** 127.0.0.1 */
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#define INADDR_LOOPBACK IPADDR_LOOPBACK
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/** 0.0.0.0 */
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#define INADDR_ANY IPADDR_ANY
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/** 255.255.255.255 */
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#define INADDR_BROADCAST IPADDR_BROADCAST
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#define IPADDR_BROADCAST_STRING "255.255.255.255"
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in_addr_t sal_ipaddr_addr(const char *cp);
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int sal_ip4addr_aton(const char *cp, ip4_addr_t *addr);
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char *sal_ip4addr_ntoa(const ip4_addr_t *addr);
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char *sal_ip4addr_ntoa_r(const ip4_addr_t *addr, char *buf, int buflen);
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#define inet_addr(cp) sal_ipaddr_addr(cp)
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#define inet_aton(cp,addr) sal_ip4addr_aton(cp,(ip4_addr_t*)addr)
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#define inet_ntoa(addr) sal_ip4addr_ntoa((const ip4_addr_t*)&(addr))
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#define inet_ntoa_r(addr, buf, buflen) sal_ip4addr_ntoa_r((const ip4_addr_t*)&(addr), buf, buflen)
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#ifdef __cplusplus
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}
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#endif
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#endif /* SAL_IPADDR_H__ */
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