Commit | Line | Data |
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40f07a3b | 1 | /* in.h 4.14 82/06/30 */ |
8958351e BJ |
2 | |
3 | /* | |
4 | * Constants and structures defined by the internet system, | |
5 | * Per RFC 790, September 1981. | |
6 | */ | |
7 | ||
8 | /* | |
9 | * Protocols | |
10 | */ | |
11 | #define IPPROTO_ICMP 1 /* control message protocol */ | |
1aa87517 | 12 | #define IPPROTO_GGP 2 /* gateway^2 (deprecated) */ |
8958351e BJ |
13 | #define IPPROTO_TCP 6 /* tcp */ |
14 | #define IPPROTO_PUP 12 /* pup */ | |
15 | #define IPPROTO_UDP 17 /* user datagram protocol */ | |
16 | ||
13ab51b7 | 17 | #define IPPROTO_RAW 255 /* raw IP packet */ |
eb44bfb2 BJ |
18 | #define IPPROTO_MAX 256 |
19 | ||
8958351e BJ |
20 | /* |
21 | * Port/socket numbers: network standard functions | |
22 | */ | |
23 | #define IPPORT_ECHO 7 | |
24 | #define IPPORT_DISCARD 9 | |
25 | #define IPPORT_SYSTAT 11 | |
26 | #define IPPORT_DAYTIME 13 | |
27 | #define IPPORT_NETSTAT 15 | |
28 | #define IPPORT_FTP 21 | |
29 | #define IPPORT_TELNET 23 | |
30 | #define IPPORT_SMTP 25 | |
31 | #define IPPORT_TIMESERVER 37 | |
32 | #define IPPORT_NAMESERVER 42 | |
33 | #define IPPORT_WHOIS 43 | |
34 | #define IPPORT_MTP 57 | |
35 | ||
36 | /* | |
37 | * Port/socket numbers: host specific functions | |
38 | */ | |
39 | #define IPPORT_TFTP 69 | |
40 | #define IPPORT_RJE 77 | |
41 | #define IPPORT_FINGER 79 | |
42 | #define IPPORT_TTYLINK 87 | |
43 | #define IPPORT_SUPDUP 95 | |
44 | ||
becdab37 BJ |
45 | /* |
46 | * UNIX TCP sockets | |
47 | */ | |
48 | #define IPPORT_EXECSERVER 512 | |
49 | #define IPPORT_LOGINSERVER 513 | |
50 | #define IPPORT_CMDSERVER 514 | |
40f07a3b | 51 | #define IPPORT_EFSSERVER 520 |
becdab37 BJ |
52 | |
53 | /* | |
54 | * UNIX UDP sockets | |
55 | */ | |
56 | #define IPPORT_BIFFUDP 512 | |
57 | #define IPPORT_WHOSERVER 513 | |
40f07a3b | 58 | #define IPPORT_ROUTESERVER 520 /* 520+1 also used */ |
becdab37 BJ |
59 | |
60 | /* | |
61 | * Ports < IPPORT_RESERVED are reserved for | |
62 | * privileged processes (e.g. root). | |
63 | */ | |
1aa87517 BJ |
64 | #define IPPORT_RESERVED 1024 |
65 | ||
8958351e BJ |
66 | /* |
67 | * Link numbers | |
68 | */ | |
69 | #define IMPLINK_IP 155 | |
70 | #define IMPLINK_LOWEXPER 156 | |
71 | #define IMPLINK_HIGHEXPER 158 | |
72 | ||
73 | /* | |
74 | * Internet address (old style... should be updated) | |
75 | */ | |
2b4b57cd | 76 | struct in_addr { |
8958351e BJ |
77 | union { |
78 | struct { u_char s_b1,s_b2,s_b3,s_b4; } S_un_b; | |
79 | struct { u_short s_w1,s_w2; } S_un_w; | |
1a88ef94 | 80 | u_long S_addr; |
8958351e | 81 | } S_un; |
1a88ef94 SL |
82 | #define s_addr S_un.S_addr /* can be used for most tcp & ip code */ |
83 | #ifdef vax | |
8958351e BJ |
84 | #define s_host S_un.S_un_b.s_b2 /* host on imp */ |
85 | #define s_net S_un.S_un_b.s_b1 /* network */ | |
86 | #define s_imp S_un.S_un_w.s_w2 /* imp */ | |
1e25d807 BJ |
87 | #define s_impno S_un.S_un_b.s_b4 /* imp # */ |
88 | #define s_lh S_un.S_un_b.s_b3 /* logical host */ | |
1a88ef94 | 89 | #endif |
8958351e | 90 | }; |
2b4b57cd | 91 | |
ae34128e BJ |
92 | /* |
93 | * Macros for dealing with Class A/B/C network | |
94 | * numbers. High 3 bits of uppermost byte indicates | |
95 | * how to interpret the remainder of the 32-bit | |
6187f8f4 SL |
96 | * Internet address. The macros may be used in time |
97 | * time critical sections of code, while subroutine | |
98 | * versions also exist use in other places. | |
ae34128e | 99 | */ |
6187f8f4 SL |
100 | #if vax || pdp11 |
101 | #define IN_CLASSA 0x00000080 | |
ae34128e BJ |
102 | #define IN_CLASSA_NET 0x000000ff /* 8 bits of net # */ |
103 | #define IN_CLASSA_LNA 0xffffff00 | |
6187f8f4 | 104 | #define IN_CLASSB 0x00000040 |
ae34128e BJ |
105 | #define IN_CLASSB_NET 0x0000ffff /* 16 bits of net # */ |
106 | #define IN_CLASSB_LNA 0xffff0000 | |
ae34128e BJ |
107 | #define IN_CLASSC_NET 0x00ffffff /* 24 bits of net # */ |
108 | #define IN_CLASSC_LNA 0xff000000 | |
109 | #endif | |
110 | ||
6187f8f4 SL |
111 | #define IN_NETOF(in) \ |
112 | (((in).s_addr&IN_CLASSA) == 0 ? (in).s_addr&IN_CLASSA_NET : \ | |
113 | ((in).s_addr&IN_CLASSB) == 0 ? (in).s_addr&IN_CLASSB_NET : \ | |
114 | (in).s_addr&IN_CLASSC_NET) | |
115 | #define IN_LNAOF(in) \ | |
116 | (((in).s_addr&IN_CLASSA) == 0 ? (in).s_addr&IN_CLASSA_LNA : \ | |
117 | ((in).s_addr&IN_CLASSB) == 0 ? (in).s_addr&IN_CLASSB_LNA : \ | |
118 | (in).s_addr&IN_CLASSC_LNA) | |
ae34128e | 119 | |
1aa87517 BJ |
120 | #define INADDR_ANY 0x00000000 |
121 | ||
2b4b57cd BJ |
122 | /* |
123 | * Socket address, internet style. | |
124 | */ | |
125 | struct sockaddr_in { | |
126 | short sin_family; | |
127 | u_short sin_port; | |
128 | struct in_addr sin_addr; | |
129 | char sin_zero[8]; | |
130 | }; |