Documentation
Includes
lwip/opt.h
#include "lwip/opt.h"
lwip/def.h
#include "lwip/def.h"
Macros
Marco LWIP_HDR_IP4_ADDR_H
#define LWIP_HDR_IP4_ADDR_H
Marco IPADDR_NONE
#define IPADDR_NONE ((u32_t)0xffffffffUL)
Marco IPADDR_LOOPBACK
#define IPADDR_LOOPBACK ((u32_t)0x7f000001UL)
Marco IPADDR_ANY
#define IPADDR_ANY ((u32_t)0x00000000UL)
Marco IPADDR_BROADCAST
#define IPADDR_BROADCAST ((u32_t)0xffffffffUL)
Marco IP_CLASSA(a)
#define IP_CLASSA(a) ((((u32_t)(a)) & 0x80000000UL) == 0)
Marco IP_CLASSA_NET
#define IP_CLASSA_NET 4278190080
Marco IP_CLASSA_NSHIFT
#define IP_CLASSA_NSHIFT 24
Marco IP_CLASSA_HOST
#define IP_CLASSA_HOST (4294967295 & ~IP_CLASSA_NET)
Marco IP_CLASSA_MAX
#define IP_CLASSA_MAX 128
Marco IP_CLASSB(a)
#define IP_CLASSB(a) ((((u32_t)(a)) & 0xc0000000UL) == 0x80000000UL)
Marco IP_CLASSB_NET
#define IP_CLASSB_NET 4294901760
Marco IP_CLASSB_NSHIFT
#define IP_CLASSB_NSHIFT 16
Marco IP_CLASSB_HOST
#define IP_CLASSB_HOST (4294967295 & ~IP_CLASSB_NET)
Marco IP_CLASSB_MAX
#define IP_CLASSB_MAX 65536
Marco IP_CLASSC(a)
#define IP_CLASSC(a) ((((u32_t)(a)) & 0xe0000000UL) == 0xc0000000UL)
Marco IP_CLASSC_NET
#define IP_CLASSC_NET 4294967040
Marco IP_CLASSC_NSHIFT
#define IP_CLASSC_NSHIFT 8
Marco IP_CLASSC_HOST
#define IP_CLASSC_HOST (4294967295 & ~IP_CLASSC_NET)
Marco IP_CLASSD(a)
#define IP_CLASSD(a) (((u32_t)(a) & 0xf0000000UL) == 0xe0000000UL)
Marco IP_CLASSD_NET
#define IP_CLASSD_NET 4026531840 /* These ones aren't really */
Marco IP_CLASSD_NSHIFT
#define IP_CLASSD_NSHIFT 28 /* net and host fields, but */
Marco IP_CLASSD_HOST
#define IP_CLASSD_HOST 268435455 /* routing needn't know. */
Marco IP_MULTICAST(a)
#define IP_MULTICAST(a) IP_CLASSD(a)
Marco IP_EXPERIMENTAL(a)
#define IP_EXPERIMENTAL(a) (((u32_t)(a) & 0xf0000000UL) == 0xf0000000UL)
Marco IP_BADCLASS(a)
#define IP_BADCLASS(a) (((u32_t)(a) & 0xf0000000UL) == 0xf0000000UL)
Marco IP_LOOPBACKNET
#define IP_LOOPBACKNET 127 /* official! */
Marco IP4_ADDR(ipaddr, a,b,c,d)
#define IP4_ADDR(ipaddr, a,b,c,d) (ipaddr)->addr = PP_HTONL(LWIP_MAKEU32(a,b,c,d))
Marco ip4_addr_copy(dest, src)
#define ip4_addr_copy(dest, src) ((dest).addr = (src).addr)
Marco ip4_addr_set(dest, src)
#define ip4_addr_set(dest, src) ((dest)->addr = \
((src) == NULL ? 0 : \
(src)->addr))
Marco ip4_addr_set_zero(ipaddr)
#define ip4_addr_set_zero(ipaddr) ((ipaddr)->addr = 0)
Marco ip4_addr_set_any(ipaddr)
#define ip4_addr_set_any(ipaddr) ((ipaddr)->addr = IPADDR_ANY)
Marco ip4_addr_set_loopback(ipaddr)
#define ip4_addr_set_loopback(ipaddr) ((ipaddr)->addr = PP_HTONL(IPADDR_LOOPBACK))
Marco ip4_addr_isloopback(ipaddr)
#define ip4_addr_isloopback(ipaddr) (((ipaddr)->addr & PP_HTONL(IP_CLASSA_NET)) == PP_HTONL(((u32_t)IP_LOOPBACKNET) << 24))
Marco ip4_addr_set_hton(dest, src)
#define ip4_addr_set_hton(dest, src) ((dest)->addr = \
((src) == NULL ? 0:\
lwip_htonl((src)->addr)))
Marco ip4_addr_set_u32(dest_ipaddr, src_u32)
#define ip4_addr_set_u32(dest_ipaddr, src_u32) ((dest_ipaddr)->addr = (src_u32))
Marco ip4_addr_get_u32(src_ipaddr)
#define ip4_addr_get_u32(src_ipaddr) ((src_ipaddr)->addr)
Marco ip4_addr_get_network(target, host, netmask)
#define ip4_addr_get_network(target, host, netmask) do { ((target)->addr = ((host)->addr) & ((netmask)->addr)); } while(0)
Marco ip4_addr_netcmp(addr1, addr2, mask)
#define ip4_addr_netcmp(addr1, addr2, mask) (((addr1)->addr & \
(mask)->addr) == \
((addr2)->addr & \
(mask)->addr))
Marco ip4_addr_cmp(addr1, addr2)
#define ip4_addr_cmp(addr1, addr2) ((addr1)->addr == (addr2)->addr)
Marco ip4_addr_isany_val(addr1)
#define ip4_addr_isany_val(addr1) ((addr1).addr == IPADDR_ANY)
Marco ip4_addr_isany(addr1)
#define ip4_addr_isany(addr1) ((addr1) == NULL || ip4_addr_isany_val(*(addr1)))
Marco ip4_addr_isbroadcast(addr1, netif)
#define ip4_addr_isbroadcast(addr1, netif) ip4_addr_isbroadcast_u32((addr1)->addr, netif)
Marco ip_addr_netmask_valid(netmask)
#define ip_addr_netmask_valid(netmask) ip4_addr_netmask_valid((netmask)->addr)
Marco ip4_addr_ismulticast(addr1)
#define ip4_addr_ismulticast(addr1) (((addr1)->addr & PP_HTONL(0xf0000000UL)) == PP_HTONL(0xe0000000UL))
Marco ip4_addr_islinklocal(addr1)
#define ip4_addr_islinklocal(addr1) (((addr1)->addr & PP_HTONL(0xffff0000UL)) == PP_HTONL(0xa9fe0000UL))
Marco ip4_addr_debug_print_parts(debug, a, b, c, d)
#define ip4_addr_debug_print_parts(debug, a, b, c, d) \
LWIP_DEBUGF(debug, ("%" U16_F ".%" U16_F ".%" U16_F ".%" U16_F, a, b, c, d))
Marco ip4_addr_debug_print(debug, ipaddr)
#define ip4_addr_debug_print(debug, ipaddr) \
ip4_addr_debug_print_parts(debug, \
(u16_t)((ipaddr) != NULL ? ip4_addr1_16(ipaddr) : 0), \
(u16_t)((ipaddr) != NULL ? ip4_addr2_16(ipaddr) : 0), \
(u16_t)((ipaddr) != NULL ? ip4_addr3_16(ipaddr) : 0), \
(u16_t)((ipaddr) != NULL ? ip4_addr4_16(ipaddr) : 0))
Marco ip4_addr_debug_print_val(debug, ipaddr)
#define ip4_addr_debug_print_val(debug, ipaddr) \
ip4_addr_debug_print_parts(debug, \
ip4_addr1_16_val(ipaddr), \
ip4_addr2_16_val(ipaddr), \
ip4_addr3_16_val(ipaddr), \
ip4_addr4_16_val(ipaddr))
Marco ip4_addr_get_byte(ipaddr, idx)
#define ip4_addr_get_byte(ipaddr, idx) (((const u8_t*)(&(ipaddr)->addr))[idx])
Marco ip4_addr1(ipaddr)
#define ip4_addr1(ipaddr) ip4_addr_get_byte(ipaddr, 0)
Marco ip4_addr2(ipaddr)
#define ip4_addr2(ipaddr) ip4_addr_get_byte(ipaddr, 1)
Marco ip4_addr3(ipaddr)
#define ip4_addr3(ipaddr) ip4_addr_get_byte(ipaddr, 2)
Marco ip4_addr4(ipaddr)
#define ip4_addr4(ipaddr) ip4_addr_get_byte(ipaddr, 3)
Marco ip4_addr_get_byte_val(ipaddr, idx)
#define ip4_addr_get_byte_val(ipaddr, idx) ((u8_t)(((ipaddr).addr >> (idx * 8)) & 255))
Marco ip4_addr1_val(ipaddr)
#define ip4_addr1_val(ipaddr) ip4_addr_get_byte_val(ipaddr, 0)
Marco ip4_addr2_val(ipaddr)
#define ip4_addr2_val(ipaddr) ip4_addr_get_byte_val(ipaddr, 1)
Marco ip4_addr3_val(ipaddr)
#define ip4_addr3_val(ipaddr) ip4_addr_get_byte_val(ipaddr, 2)
Marco ip4_addr4_val(ipaddr)
#define ip4_addr4_val(ipaddr) ip4_addr_get_byte_val(ipaddr, 3)
Marco ip4_addr1_16(ipaddr)
#define ip4_addr1_16(ipaddr) ((u16_t)ip4_addr1(ipaddr))
Marco ip4_addr2_16(ipaddr)
#define ip4_addr2_16(ipaddr) ((u16_t)ip4_addr2(ipaddr))
Marco ip4_addr3_16(ipaddr)
#define ip4_addr3_16(ipaddr) ((u16_t)ip4_addr3(ipaddr))
Marco ip4_addr4_16(ipaddr)
#define ip4_addr4_16(ipaddr) ((u16_t)ip4_addr4(ipaddr))
Marco ip4_addr1_16_val(ipaddr)
#define ip4_addr1_16_val(ipaddr) ((u16_t)ip4_addr1_val(ipaddr))
Marco ip4_addr2_16_val(ipaddr)
#define ip4_addr2_16_val(ipaddr) ((u16_t)ip4_addr2_val(ipaddr))
Marco ip4_addr3_16_val(ipaddr)
#define ip4_addr3_16_val(ipaddr) ((u16_t)ip4_addr3_val(ipaddr))
Marco ip4_addr4_16_val(ipaddr)
#define ip4_addr4_16_val(ipaddr) ((u16_t)ip4_addr4_val(ipaddr))
Marco IP4ADDR_STRLEN_MAX
#define IP4ADDR_STRLEN_MAX 16
Marco ip_ntoa(ipaddr)
#define ip_ntoa(ipaddr) ipaddr_ntoa(ipaddr)
Functions
Func ip4_addr_isbroadcast_u32
u8_t ip4_addr_isbroadcast_u32(u32_t addr, const struct netif *netif);
Func ip4_addr_netmask_valid
u8_t ip4_addr_netmask_valid(u32_t netmask);
Func ipaddr_addr
u32_t ipaddr_addr(const char *cp);
Func ip4addr_aton
int ip4addr_aton(const char *cp, ip4_addr_t *addr);
Vars
Variable netif
struct netif;
Variable char
char *ip4addr_ntoa(const ip4_addr_t *addr);
Variable char
char *ip4addr_ntoa_r(const ip4_addr_t *addr, char *buf, int buflen);
Consts
Types
Typedefs
Typedef ip4_addr_t
typedef struct ip4_addr ip4_addr_t;