861d934e82
Explanation: we did not have the same sockaddr_in struct size as BONE, but our netstack wants to have our size, so I changed it to match BONE's. ;) git-svn-id: file:///srv/svn/repos/haiku/trunk/current@9079 a95241bf-73f2-0310-859d-f6bbb57e9c96
173 lines
5.8 KiB
C
173 lines
5.8 KiB
C
/* in.h */
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#ifndef _NETINET_IN_H_
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#define _NETINET_IN_H_
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#include <sys/types.h>
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#include <net/if.h>
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#include <endian.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef unsigned short in_port_t;
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typedef unsigned long in_addr_t;
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/* We can't include <ByteOrder.h> since we are a posix file,
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* and we are not allowed to import all the BeOS types here.
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*/
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#ifndef htonl
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extern unsigned long __swap_int32(unsigned long); /* private */
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extern unsigned short __swap_int16(unsigned short); /* private */
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#if BYTE_ORDER == LITTLE_ENDIAN
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#define htonl(x) __swap_int32(x)
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#define ntohl(x) __swap_int32(x)
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#define htons(x) __swap_int16(x)
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#define ntohs(x) __swap_int16(x)
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#elif BYTE_ORDER == BIG_ENDIAN
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#define htonl(x) (x)
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#define ntohl(x) (x)
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#define htons(x) (x)
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#define ntohs(x) (x)
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#else
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#error Unknown byte order.
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#endif
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#endif
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/* Protocol definitions - add to as required... */
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enum {
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IPPROTO_IP = 0, /* 0, IPv4 */
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IPPROTO_ICMP = 1, /* 1, ICMP (v4) */
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IPPROTO_IGMP = 2, /* 2, IGMP (group management) */
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IPPROTO_TCP = 6, /* 6, tcp */
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IPPROTO_UDP = 17, /* 17, UDP */
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IPPROTO_IPV6 = 41, /* 41, IPv6 in IPv6 */
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IPPROTO_ROUTING = 43, /* 43, Routing */
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IPPROTO_ICMPV6 = 58, /* 58, IPv6 ICMP */
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IPPROTO_ETHERIP = 97, /* 97, Ethernet in IPv4 */
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IPPROTO_RAW = 255 /* 255 */
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};
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#define IPPROTO_MAX 256
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/* Port numbers...
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* < IPPORT_RESERVED are privileged and should be
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* accessible only by root
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* > IPPORT_USERRESERVED are reserved for servers, though
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* not requiring privileged status
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*/
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#define IPPORT_RESERVED 1024
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#define IPPORT_USERRESERVED 49151
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/* This is an IPv4 address structure. Why is it a structure?
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* Historical reasons.
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*/
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struct in_addr {
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in_addr_t s_addr;
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};
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/*
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* IP Version 4 socket address.
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*/
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struct sockaddr_in {
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uint8 sin_len;
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uint8 sin_family;
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uint16 sin_port;
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struct in_addr sin_addr;
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int8 sin_zero[24];
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};
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/* the address is therefore at sin_addr.s_addr */
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/*
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* Options for use with [gs]etsockopt at the IP level.
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* First word of comment is data type; bool is stored in int.
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*/
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#define IP_OPTIONS 1 /* buf/ip_opts; set/get IP options */
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#define IP_HDRINCL 2 /* int; header is included with data */
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#define IP_TOS 3 /* int; IP type of service and preced. */
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#define IP_TTL 4 /* int; IP time to live */
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#define IP_RECVOPTS 5 /* bool; receive all IP opts w/dgram */
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#define IP_RECVRETOPTS 6 /* bool; receive IP opts for response */
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#define IP_RECVDSTADDR 7 /* bool; receive IP dst addr w/dgram */
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#define IP_RETOPTS 8 /* ip_opts; set/get IP options */
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#define IP_MULTICAST_IF 9 /* in_addr; set/get IP multicast i/f */
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#define IP_MULTICAST_TTL 10 /* u_char; set/get IP multicast ttl */
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#define IP_MULTICAST_LOOP 11 /* u_char; set/get IP multicast loopback */
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#define IP_ADD_MEMBERSHIP 12 /* ip_mreq; add an IP group membership */
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#define IP_DROP_MEMBERSHIP 13 /* ip_mreq; drop an IP group membership */
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#define __IPADDR(x) ((uint32) htonl((uint32)(x)))
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#define INADDR_ANY __IPADDR(0x00000000)
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#define INADDR_LOOPBACK __IPADDR(0x7f000001)
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#define INADDR_BROADCAST __IPADDR(0xffffffff) /* must be masked */
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#define INADDR_UNSPEC_GROUP __IPADDR(0xe0000000) /* 224.0.0.0 */
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#define INADDR_ALLHOSTS_GROUP __IPADDR(0xe0000001) /* 224.0.0.1 */
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#define INADDR_ALLROUTERS_GROUP __IPADDR(0xe0000002) /* 224.0.0.2 */
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#define INADDR_MAX_LOCAL_GROUP __IPADDR(0xe00000ff) /* 224.0.0.255 */
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#define IN_LOOPBACKNET 127 /* official! */
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#define INADDR_NONE __IPADDR(0xffffffff)
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#define IN_CLASSA(i) (((uint32)(i) & __IPADDR(0x80000000)) == \
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__IPADDR(0x00000000))
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#define IN_CLASSA_NET __IPADDR(0xff000000)
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#define IN_CLASSA_NSHIFT 24
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#define IN_CLASSA_HOST __IPADDR(0x00ffffff)
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#define IN_CLASSA_MAX 128
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#define IN_CLASSB(i) (((uint32)(i) & __IPADDR(0xc0000000)) == \
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__IPADDR(0x80000000))
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#define IN_CLASSB_NET __IPADDR(0xffff0000)
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#define IN_CLASSB_NSHIFT 16
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#define IN_CLASSB_HOST __IPADDR(0x0000ffff)
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#define IN_CLASSB_MAX 65536
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#define IN_CLASSC(i) (((uint32)(i) & __IPADDR(0xe0000000)) == \
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__IPADDR(0xc0000000))
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#define IN_CLASSC_NET __IPADDR(0xffffff00)
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#define IN_CLASSC_NSHIFT 8
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#define IN_CLASSC_HOST __IPADDR(0x000000ff)
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#define IN_CLASSD(i) (((uint32)(i) & __IPADDR(0xf0000000)) == \
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__IPADDR(0xe0000000))
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/* These ones aren't really net and host fields, but routing needn't know. */
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#define IN_CLASSD_NET __IPADDR(0xf0000000)
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#define IN_CLASSD_NSHIFT 28
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#define IN_CLASSD_HOST __IPADDR(0x0fffffff)
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#define IN_MULTICAST(i) IN_CLASSD(i)
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#define IN_EXPERIMENTAL(i) (((uint32)(i) & 0xf0000000) == 0xf0000000)
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#define IN_BADCLASS(i) (((uint32)(i) & 0xf0000000) == 0xf0000000)
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#define IP_MAX_MEMBERSHIPS 20
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/* some helpful macro's :) */
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#define in_hosteq(s,t) ((s).s_addr == (t).s_addr)
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#define in_nullhost(x) ((x).s_addr == INADDR_ANY)
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#define satosin(sa) ((struct sockaddr_in *)(sa))
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#define sintosa(sin) ((struct sockaddr *)(sin))
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struct ifnet; // forward declaration
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/* Prototypes... */
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int in_broadcast (struct in_addr, struct ifnet *);
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int in_canforward (struct in_addr);
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int in_localaddr (struct in_addr);
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void in_socktrim (struct sockaddr_in*);
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/* uint16 in_cksum (struct mbuf *, int); */
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struct mbuf;
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uint16 in_cksum(struct mbuf *m, int len, int off);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* NETINET_IN_H */
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