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#ifndef	_NETINET_IN_H
#define	_NETINET_IN_H

#define __NEED_in_addr_t
#define __NEED_in_port_t
#define __NEED_sa_family_t
#define __NEED_struct_in_addr
#define __NEED_uint8_t
#define __NEED_uint16_t
#define __NEED_uint32_t

#include <bits/alltypes.h>

struct sockaddr_in
{
	sa_family_t sin_family;
	in_port_t sin_port;
	struct in_addr sin_addr;
	uint8_t sin_zero[8];
};

struct in6_addr
{
	union {
		uint8_t __s6_addr[16];
		uint32_t __s6_addr32[4];
	} __in6_union;
};
#define s6_addr __in6_union.__s6_addr
#define s6_addr32 __in6_union.__s6_addr32

struct sockaddr_in6
{
	sa_family_t     sin6_family;
	in_port_t       sin6_port;
	uint32_t        sin6_flowinfo;
	struct in6_addr sin6_addr;
	uint32_t        sin6_scope_id;
};

struct ipv6_mreq
{
	struct in6_addr ipv6mr_multiaddr;
	unsigned        ipv6mr_interface;
};

#define INADDR_ANY        ((in_addr_t) 0x00000000)
#define INADDR_BROADCAST  ((in_addr_t) 0xffffffff)
#define INADDR_NONE       ((in_addr_t) 0xffffffff)
#define INADDR_LOOPBACK   ((in_addr_t) 0x7f000001)

#define IN6ADDR_ANY_INIT      { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 } } }
#define IN6ADDR_LOOPBACK_INIT { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1 } } }

extern const struct in6_addr in6addr_any, in6addr_loopback;

#undef INET_ADDRSTRLEN
#undef INET6_ADDRSTRLEN
#define INET_ADDRSTRLEN  16
#define INET6_ADDRSTRLEN 46

uint32_t htonl(uint32_t);
uint16_t htons(uint16_t);
uint32_t ntohl(uint32_t);
uint16_t ntohs(uint16_t);

#define IPPROTO_IP       0
#define IPPROTO_ICMP     1
#define IPPROTO_IGMP     2
#define IPPROTO_IPIP     4
#define IPPROTO_TCP      6
#define IPPROTO_EGP      8
#define IPPROTO_PUP      12
#define IPPROTO_UDP      17
#define IPPROTO_IDP      22
#define IPPROTO_TP       29
#define IPPROTO_IPV6     41
#define IPPROTO_ROUTING  43
#define IPPROTO_FRAGMENT 44
#define IPPROTO_RSVP     46
#define IPPROTO_GRE      47
#define IPPROTO_ESP      50
#define IPPROTO_AH       51
#define IPPROTO_ICMPV6   58
#define IPPROTO_NONE     59
#define IPPROTO_DSTOPTS  60
#define IPPROTO_MTP      92
#define IPPROTO_ENCAP    98
#define IPPROTO_PIM      103
#define IPPROTO_COMP     108
#define IPPROTO_RAW      255

#define IN6_IS_ADDR_UNSPECIFIED(a) \
        (((uint32_t *) (a))[0] == 0 && ((uint32_t *) (a))[1] == 0 && \
         ((uint32_t *) (a))[2] == 0 && ((uint32_t *) (a))[3] == 0)

#define IN6_IS_ADDR_LOOPBACK(a) \
        (((uint32_t *) (a))[0] == 0 && ((uint32_t *) (a))[1] == 0 && \
         ((uint32_t *) (a))[2] == 0 && \
         ((uint8_t *) (a))[12] == 0 && ((uint8_t *) (a))[13] == 0 && \
         ((uint8_t *) (a))[14] == 0 && ((uint8_t *) (a))[15] == 1 )

#define IN6_IS_ADDR_MULTICAST(a) (((uint8_t *) (a))[0] == 0xff)

#define IN6_IS_ADDR_LINKLOCAL(a) \
        ((((uint8_t *) (a))[0]) == 0xfe && (((uint8_t *) (a))[1] & 0xc0) == 0x80)

#define IN6_IS_ADDR_SITELOCAL(a) \
        ((((uint8_t *) (a))[0]) == 0xfe && (((uint8_t *) (a))[1] & 0xc0) == 0xc0)

#define IN6_IS_ADDR_V4MAPPED(a) \
        (((uint32_t *) (a))[0] == 0 && ((uint32_t *) (a))[1] == 0 && \
         ((uint8_t *) (a))[8] == 0 && ((uint8_t *) (a))[9] == 0 && \
         ((uint8_t *) (a))[10] == 0xff && ((uint8_t *) (a))[11] == 0xff)

#define IN6_IS_ADDR_V4COMPAT(a) \
        (((uint32_t *) (a))[0] == 0 && ((uint32_t *) (a))[1] == 0 && \
         ((uint32_t *) (a))[2] == 0 && ((uint8_t *) (a))[15] > 1)

#define IN6_IS_ADDR_MC_NODELOCAL(a) \
        (IN6_IS_ADDR_MULTICAST(a) && ((((uint8_t *) (a))[1] & 0xf) == 0x1))

#define IN6_IS_ADDR_MC_LINKLOCAL(a) \
        (IN6_IS_ADDR_MULTICAST(a) && ((((uint8_t *) (a))[1] & 0xf) == 0x2))

#define IN6_IS_ADDR_MC_SITELOCAL(a) \
        (IN6_IS_ADDR_MULTICAST(a) && ((((uint8_t *) (a))[1] & 0xf) == 0x5))

#define IN6_IS_ADDR_MC_ORGLOCAL(a) \
        (IN6_IS_ADDR_MULTICAST(a) && ((((uint8_t *) (a))[1] & 0xf) == 0x8))

#define IN6_IS_ADDR_MC_GLOBAL(a) \
        (IN6_IS_ADDR_MULTICAST(a) && ((((uint8_t *) (a))[1] & 0xf) == 0xe))

#include <bits/in.h>

#define	IN_CLASSA(a)		((((in_addr_t)(a)) & 0x80000000) == 0)
#define	IN_CLASSA_NET		0xff000000
#define	IN_CLASSA_NSHIFT	24
#define	IN_CLASSA_HOST		(0xffffffff & ~IN_CLASSA_NET)
#define	IN_CLASSA_MAX		128
#define	IN_CLASSB(a)		((((in_addr_t)(a)) & 0xc0000000) == 0x80000000)
#define	IN_CLASSB_NET		0xffff0000
#define	IN_CLASSB_NSHIFT	16
#define	IN_CLASSB_HOST		(0xffffffff & ~IN_CLASSB_NET)
#define	IN_CLASSB_MAX		65536
#define	IN_CLASSC(a)		((((in_addr_t)(a)) & 0xe0000000) == 0xc0000000)
#define	IN_CLASSC_NET		0xffffff00
#define	IN_CLASSC_NSHIFT	8
#define	IN_CLASSC_HOST		(0xffffffff & ~IN_CLASSC_NET)
#define	IN_CLASSD(a)		((((in_addr_t)(a)) & 0xf0000000) == 0xe0000000)
#define	IN_MULTICAST(a)		IN_CLASSD(a)
#define	IN_EXPERIMENTAL(a)	((((in_addr_t)(a)) & 0xe0000000) == 0xe0000000)
#define	IN_BADCLASS(a)		((((in_addr_t)(a)) & 0xf0000000) == 0xf0000000)

#define IN_LOOPBACKNET 127

#endif