140 lines
3.1 KiB
C
140 lines
3.1 KiB
C
#ident "include/net/in.h: $Revision: 1.5 $"
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#ifndef _NET_IN_H_
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#define _NET_IN_H_
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/*
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* Constants and structures defined by the internet system,
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* Per RFC 790, September 1981.
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*/
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/*
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* Protocols
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*/
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#define IPPROTO_ICMP 1 /* control message protocol */
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#define IPPROTO_GGP 2 /* gateway^2 (deprecated) */
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#define IPPROTO_TCP 6 /* tcp */
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#define IPPROTO_PUP 12 /* pup */
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#define IPPROTO_UDP 17 /* user datagram protocol */
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#define IPPROTO_ND 77 /* UNOFFICIAL net disk proto */
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#define IPPROTO_RAW 255 /* raw IP packet */
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#define IPPROTO_MAX 256
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/*
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* Port/socket numbers: network standard functions
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*/
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#define IPPORT_ECHO 7
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#define IPPORT_DISCARD 9
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#define IPPORT_SYSTAT 11
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#define IPPORT_DAYTIME 13
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#define IPPORT_NETSTAT 15
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#define IPPORT_FTP 21
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#define IPPORT_TELNET 23
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#define IPPORT_SMTP 25
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#define IPPORT_TIMESERVER 37
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#define IPPORT_NAMESERVER 42
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#define IPPORT_WHOIS 43
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#define IPPORT_MTP 57
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/*
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* Port/socket numbers: host specific functions
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*/
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#define IPPORT_TFTP 69
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#define IPPORT_RJE 77
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#define IPPORT_FINGER 79
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#define IPPORT_TTYLINK 87
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#define IPPORT_SUPDUP 95
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/*
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* UNIX TCP sockets
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*/
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#define IPPORT_EXECSERVER 512
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#define IPPORT_LOGINSERVER 513
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#define IPPORT_CMDSERVER 514
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#define IPPORT_EFSSERVER 520
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/*
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* UNIX UDP sockets
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*/
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#define IPPORT_BIFFUDP 512
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#define IPPORT_WHOSERVER 513
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#define IPPORT_ROUTESERVER 520 /* 520+1 also used */
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/*
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* Ports < IPPORT_RESERVED are reserved for
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* privileged processes (e.g. root).
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*/
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#define IPPORT_RESERVED 1024
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/*
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* Link numbers
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*/
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#define IMPLINK_IP 155
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#define IMPLINK_LOWEXPER 156
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#define IMPLINK_HIGHEXPER 158
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/*
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* Internet address (old style... should be updated)
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*/
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struct in_addr {
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union {
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struct { u_char s_b1,s_b2,s_b3,s_b4; } S_un_b;
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struct { u_short s_w1,s_w2; } S_un_w;
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u_int S_addr;
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} S_un;
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#define s_addr S_un.S_addr /* can be used for most tcp & ip code */
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#define s_host S_un.S_un_b.s_b2 /* host on imp */
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#define s_net S_un.S_un_b.s_b1 /* network */
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#define s_imp S_un.S_un_w.s_w2 /* imp */
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#define s_impno S_un.S_un_b.s_b4 /* imp # */
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#define s_lh S_un.S_un_b.s_b3 /* logical host */
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};
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/*
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* Definitions of bits in internet address integers.
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*/
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#define IN_CLASSA(i) ((((int)(i))&0x80000000)==0)
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#define IN_CLASSA_NET 0xff000000
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#define IN_CLASSA_NSHIFT 24
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#define IN_CLASSA_HOST 0x00ffffff
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#define IN_CLASSB(i) ((((int)(i))&0xc0000000)==0x80000000)
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#define IN_CLASSB_NET 0xffff0000
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#define IN_CLASSB_NSHIFT 16
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#define IN_CLASSB_HOST 0x0000ffff
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#define IN_CLASSC(i) ((((int)(i))&0xc0000000)==0xc0000000)
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#define IN_CLASSC_NET 0xffffff00
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#define IN_CLASSC_NSHIFT 8
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#define IN_CLASSC_HOST 0x000000ff
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#define INADDR_ANY 0x00000000
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#define INADDR_BROADCAST 0xffffffff
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/*
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* Socket address, internet style.
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*/
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struct sockaddr_in {
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short sin_family;
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u_short sin_port;
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struct in_addr sin_addr;
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char sin_zero[8];
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};
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#ifdef MIPSEB
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/*
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* Macros for number representation conversion.
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*/
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#define ntohl(x) (x)
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#define ntohs(x) (x)
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#define htonl(x) (x)
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#define htons(x) (x)
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#endif
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#ifdef MIPSEL
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#define ntohl(x) nuxi_l(x)
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#define ntohs(x) nuxi_s(x)
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#define htonl(x) nuxi_l(x)
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#define htons(x) nuxi_s(x)
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#endif
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#endif
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