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- #ifndef __IP_ADDR_H__
- #define __IP_ADDR_H__
- #include "c_types.h"
- struct ip_addr {
- uint32 addr;
- };
- typedef struct ip_addr ip_addr_t;
- struct ip_info {
- struct ip_addr ip;
- struct ip_addr netmask;
- struct ip_addr gw;
- };
- #define IP4_ADDR(ipaddr, a,b,c,d) \
- (ipaddr)->addr = ((uint32)((d) & 0xff) << 24) | \
- ((uint32)((c) & 0xff) << 16) | \
- ((uint32)((b) & 0xff) << 8) | \
- (uint32)((a) & 0xff)
- /**
- * Determine if two address are on the same network.
- *
- * @arg addr1 IP address 1
- * @arg addr2 IP address 2
- * @arg mask network identifier mask
- * @return !0 if the network identifiers of both address match
- */
- #define ip_addr_netcmp(addr1, addr2, mask) (((addr1)->addr & \
- (mask)->addr) == \
- ((addr2)->addr & \
- (mask)->addr))
- /** Set an IP address given by the four byte-parts.
- Little-endian version that prevents the use of htonl. */
- #define IP4_ADDR(ipaddr, a,b,c,d) \
- (ipaddr)->addr = ((uint32)((d) & 0xff) << 24) | \
- ((uint32)((c) & 0xff) << 16) | \
- ((uint32)((b) & 0xff) << 8) | \
- (uint32)((a) & 0xff)
- #define ip4_addr1(ipaddr) (((uint8*)(ipaddr))[0])
- #define ip4_addr2(ipaddr) (((uint8*)(ipaddr))[1])
- #define ip4_addr3(ipaddr) (((uint8*)(ipaddr))[2])
- #define ip4_addr4(ipaddr) (((uint8*)(ipaddr))[3])
- #define ip4_addr1_16(ipaddr) ((uint16)ip4_addr1(ipaddr))
- #define ip4_addr2_16(ipaddr) ((uint16)ip4_addr2(ipaddr))
- #define ip4_addr3_16(ipaddr) ((uint16)ip4_addr3(ipaddr))
- #define ip4_addr4_16(ipaddr) ((uint16)ip4_addr4(ipaddr))
- /** 255.255.255.255 */
- #define IPADDR_NONE ((uint32)0xffffffffUL)
- /** 0.0.0.0 */
- #define IPADDR_ANY ((uint32)0x00000000UL)
- uint32 ipaddr_addr(const char *cp);
- #define IP2STR(ipaddr) ip4_addr1_16(ipaddr), \
- ip4_addr2_16(ipaddr), \
- ip4_addr3_16(ipaddr), \
- ip4_addr4_16(ipaddr)
- #define IPSTR "%d.%d.%d.%d"
- #endif /* __IP_ADDR_H__ */
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