text: #ifndef	_NETINET_IN_H
  #define	_NETINET_IN_H
  
  #ifdef __cplusplus
  extern "C" {
  #endif
  
  #include <features.h>
  #include <inttypes.h>
  #include <onyx/public/socket.h>
  
  typedef uint16_t in_port_t;
  typedef uint32_t in_addr_t;
  struct in_addr { in_addr_t s_addr; };
  
  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];
  		uint16_t __s6_addr16[8];
  		uint32_t __s6_addr32[4];
  	} __in6_union;
  };
  #define s6_addr __in6_union.__s6_addr
  #define s6_addr16 __in6_union.__s6_addr16
  #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 INADDR_UNSPEC_GROUP     ((in_addr_t) 0xe0000000)
  #define INADDR_ALLHOSTS_GROUP   ((in_addr_t) 0xe0000001)
  #define INADDR_ALLRTRS_GROUP    ((in_addr_t) 0xe0000002)
  #define INADDR_MAX_LOCAL_GROUP  ((in_addr_t) 0xe00000ff)
  
  #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
  
  #ifndef __is_onyx_kernel
  
  /* The kernel has kernel specific inlines */
  
  uint32_t htonl(uint32_t);
  uint16_t htons(uint16_t);
  uint32_t ntohl(uint32_t);
  uint16_t ntohs(uint16_t);
  
  #endif
  
  #define IPPROTO_IP       0
  #define IPPROTO_HOPOPTS  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_DCCP     33
  #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_BEETPH   94
  #define IPPROTO_ENCAP    98
  #define IPPROTO_PIM      103
  #define IPPROTO_COMP     108
  #define IPPROTO_SCTP     132
  #define IPPROTO_MH       135
  #define IPPROTO_UDPLITE  136
  #define IPPROTO_MPLS     137
  #define IPPROTO_RAW      255
  #define IPPROTO_MAX      256
  
  #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))
  
  #define __ARE_4_EQUAL(a,b) \
  	(!( (0[a]-0[b]) | (1[a]-1[b]) | (2[a]-2[b]) | (3[a]-3[b]) ))
  #define IN6_ARE_ADDR_EQUAL(a,b) \
  	__ARE_4_EQUAL((const uint32_t *)(a), (const uint32_t *)(b))
  
  #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
  
  
  #define IP_TOS             1
  #define IP_TTL             2
  #define IP_HDRINCL         3
  #define IP_OPTIONS         4
  #define IP_ROUTER_ALERT    5
  #define IP_RECVOPTS        6
  #define IP_RETOPTS         7
  #define IP_PKTINFO         8
  #define IP_PKTOPTIONS      9
  #define IP_PMTUDISC        10
  #define IP_MTU_DISCOVER    10
  #define IP_RECVERR         11
  #define IP_RECVTTL         12
  #define IP_RECVTOS         13
  #define IP_MTU             14
  #define IP_FREEBIND        15
  #define IP_IPSEC_POLICY    16
  #define IP_XFRM_POLICY     17
  #define IP_PASSSEC         18
  #define IP_TRANSPARENT     19
  #define IP_ORIGDSTADDR     20
  #define IP_RECVORIGDSTADDR IP_ORIGDSTADDR
  #define IP_MINTTL          21
  #define IP_NODEFRAG        22
  #define IP_CHECKSUM        23
  #define IP_BIND_ADDRESS_NO_PORT 24
  #define IP_MULTICAST_IF    32
  #define IP_MULTICAST_TTL   33
  #define IP_MULTICAST_LOOP  34
  #define IP_ADD_MEMBERSHIP  35
  #define IP_DROP_MEMBERSHIP 36
  #define IP_UNBLOCK_SOURCE  37
  #define IP_BLOCK_SOURCE    38
  #define IP_ADD_SOURCE_MEMBERSHIP  39
  #define IP_DROP_SOURCE_MEMBERSHIP 40
  #define IP_MSFILTER        41
  #define IP_MULTICAST_ALL   49
  #define IP_UNICAST_IF      50
  
  #define IP_RECVRETOPTS IP_RETOPTS
  
  #define IP_PMTUDISC_DONT   0
  #define IP_PMTUDISC_WANT   1
  #define IP_PMTUDISC_DO     2
  #define IP_PMTUDISC_PROBE  3
  #define IP_PMTUDISC_INTERFACE 4
  #define IP_PMTUDISC_OMIT   5
  
  #define IP_DEFAULT_MULTICAST_TTL        1
  #define IP_DEFAULT_MULTICAST_LOOP       1
  #define IP_MAX_MEMBERSHIPS              20
  
  struct ip_opts {
  	struct in_addr ip_dst;
  	char ip_opts[40];
  };
  
  #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
  
  #define MCAST_JOIN_GROUP   42
  #define MCAST_BLOCK_SOURCE 43
  #define MCAST_UNBLOCK_SOURCE      44
  #define MCAST_LEAVE_GROUP  45
  #define MCAST_JOIN_SOURCE_GROUP   46
  #define MCAST_LEAVE_SOURCE_GROUP  47
  #define MCAST_MSFILTER     48
  
  #define MCAST_EXCLUDE 0
  #define MCAST_INCLUDE 1
  
  struct ip_mreq {
  	struct in_addr imr_multiaddr;
  	struct in_addr imr_interface;
  };
  
  struct ip_mreqn {
  	struct in_addr imr_multiaddr;
  	struct in_addr imr_address;
  	int imr_ifindex;
  };
  
  struct ip_mreq_source {
  	struct in_addr imr_multiaddr;
  	struct in_addr imr_interface;
  	struct in_addr imr_sourceaddr;
  };
  
  struct ip_msfilter {
  	struct in_addr imsf_multiaddr;
  	struct in_addr imsf_interface;
  	uint32_t imsf_fmode;
  	uint32_t imsf_numsrc;
  	struct in_addr imsf_slist[1];
  };
  #define IP_MSFILTER_SIZE(numsrc) \
  	(sizeof(struct ip_msfilter) - sizeof(struct in_addr) \
  	+ (numsrc) * sizeof(struct in_addr))
  
  struct group_req {
  	uint32_t gr_interface;
  	struct sockaddr_storage gr_group;
  };
  
  struct group_source_req {
  	uint32_t gsr_interface;
  	struct sockaddr_storage gsr_group;
  	struct sockaddr_storage gsr_source;
  };
  
  struct group_filter {
  	uint32_t gf_interface;
  	struct sockaddr_storage gf_group;
  	uint32_t gf_fmode;
  	uint32_t gf_numsrc;
  	struct sockaddr_storage gf_slist[1];
  };
  #define GROUP_FILTER_SIZE(numsrc) \
  	(sizeof(struct group_filter) - sizeof(struct sockaddr_storage) \
  	+ (numsrc) * sizeof(struct sockaddr_storage))
  
  struct in_pktinfo {
  	int ipi_ifindex;
  	struct in_addr ipi_spec_dst;
  	struct in_addr ipi_addr;
  };
  
  struct in6_pktinfo {
  	struct in6_addr ipi6_addr;
  	unsigned ipi6_ifindex;
  };
  
  struct ip6_mtuinfo {
  	struct sockaddr_in6 ip6m_addr;
  	uint32_t ip6m_mtu;
  };
  #endif
  
  #define IPV6_ADDRFORM           1
  #define IPV6_2292PKTINFO        2
  #define IPV6_2292HOPOPTS        3
  #define IPV6_2292DSTOPTS        4
  #define IPV6_2292RTHDR          5
  #define IPV6_2292PKTOPTIONS     6
  #define IPV6_CHECKSUM           7
  #define IPV6_2292HOPLIMIT       8
  #define IPV6_NEXTHOP            9
  #define IPV6_AUTHHDR            10
  #define IPV6_UNICAST_HOPS       16
  #define IPV6_MULTICAST_IF       17
  #define IPV6_MULTICAST_HOPS     18
  #define IPV6_MULTICAST_LOOP     19
  #define IPV6_JOIN_GROUP         20
  #define IPV6_LEAVE_GROUP        21
  #define IPV6_ROUTER_ALERT       22
  #define IPV6_MTU_DISCOVER       23
  #define IPV6_MTU                24
  #define IPV6_RECVERR            25
  #define IPV6_V6ONLY             26
  #define IPV6_JOIN_ANYCAST       27
  #define IPV6_LEAVE_ANYCAST      28
  #define IPV6_IPSEC_POLICY       34
  #define IPV6_XFRM_POLICY        35
  #define IPV6_HDRINCL            36
  
  #define IPV6_RECVPKTINFO        49
  #define IPV6_PKTINFO            50
  #define IPV6_RECVHOPLIMIT       51
  #define IPV6_HOPLIMIT           52
  #define IPV6_RECVHOPOPTS        53
  #define IPV6_HOPOPTS            54
  #define IPV6_RTHDRDSTOPTS       55
  #define IPV6_RECVRTHDR          56
  #define IPV6_RTHDR              57
  #define IPV6_RECVDSTOPTS        58
  #define IPV6_DSTOPTS            59
  #define IPV6_RECVPATHMTU        60
  #define IPV6_PATHMTU            61
  #define IPV6_DONTFRAG           62
  #define IPV6_RECVTCLASS         66
  #define IPV6_TCLASS             67
  #define IPV6_AUTOFLOWLABEL      70
  #define IPV6_ADDR_PREFERENCES   72
  #define IPV6_MINHOPCOUNT        73
  #define IPV6_ORIGDSTADDR        74
  #define IPV6_RECVORIGDSTADDR    IPV6_ORIGDSTADDR
  #define IPV6_TRANSPARENT        75
  #define IPV6_UNICAST_IF         76
  
  #define IPV6_ADD_MEMBERSHIP     IPV6_JOIN_GROUP
  #define IPV6_DROP_MEMBERSHIP    IPV6_LEAVE_GROUP
  #define IPV6_RXHOPOPTS          IPV6_HOPOPTS
  #define IPV6_RXDSTOPTS          IPV6_DSTOPTS
  
  #define IPV6_PMTUDISC_DONT      0
  #define IPV6_PMTUDISC_WANT      1
  #define IPV6_PMTUDISC_DO        2
  #define IPV6_PMTUDISC_PROBE     3
  #define IPV6_PMTUDISC_INTERFACE 4
  #define IPV6_PMTUDISC_OMIT      5
  
  #define IPV6_PREFER_SRC_TMP            0x0001
  #define IPV6_PREFER_SRC_PUBLIC         0x0002
  #define IPV6_PREFER_SRC_PUBTMP_DEFAULT 0x0100
  #define IPV6_PREFER_SRC_COA            0x0004
  #define IPV6_PREFER_SRC_HOME           0x0400
  #define IPV6_PREFER_SRC_CGA            0x0008
  #define IPV6_PREFER_SRC_NONCGA         0x0800
  
  #define IPV6_RTHDR_LOOSE        0
  #define IPV6_RTHDR_STRICT       1
  
  #define IPV6_RTHDR_TYPE_0       0
  
  #define __UAPI_DEF_IN_ADDR      0
  #define __UAPI_DEF_IN_IPPROTO   0
  #define __UAPI_DEF_IN_PKTINFO   0
  #define __UAPI_DEF_IP_MREQ      0
  #define __UAPI_DEF_SOCKADDR_IN  0
  #define __UAPI_DEF_IN_CLASS     0
  #define __UAPI_DEF_IN6_ADDR     0
  #define __UAPI_DEF_IN6_ADDR_ALT 0
  #define __UAPI_DEF_SOCKADDR_IN6 0
  #define __UAPI_DEF_IPV6_MREQ    0
  #define __UAPI_DEF_IPPROTO_V6   0
  #define __UAPI_DEF_IPV6_OPTIONS 0
  #define __UAPI_DEF_IN6_PKTINFO  0
  #define __UAPI_DEF_IP6_MTUINFO  0
  
  #ifdef __cplusplus
  }
  #endif
  
  #endif
  