home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
Celestin Apprentice 5
/
Apprentice-Release5.iso
/
Source Code
/
Libraries
/
DCLAP 6d
/
dclap6d
/
network
/
ncsasock
/
neti_in.h
< prev
next >
Wrap
Text File
|
1996-07-05
|
5KB
|
159 lines
/*
* Copyright (c) 1982, 1986, 1990 Regents of the University of California.
* All rights reserved.
*
* Redistribution is only permitted until one year after the first shipment
* of 4.4BSD by the Regents. Otherwise, redistribution and use in source and
* binary forms are permitted provided that: (1) source distributions retain
* this entire copyright notice and comment, and (2) distributions including
* binaries display the following acknowledgement: This product includes
* software developed by the University of California, Berkeley and its
* contributors'' in the documentation or other materials provided with the
* distribution and in all advertising materials mentioning features or use
* of this software. Neither the name of the University nor the names of
* its contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
* THIS SOFTWARE IS PROVIDED AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*
* @(#)in.h 7.10 (Berkeley) 6/28/90
*/
/*
* Constants and structures defined by the internet system,
* Per RFC 790, September 1981.
*/
/*
* Protocols
*/
#define IPPROTO_IP 0 /* dummy for IP */
#define IPPROTO_ICMP 1 /* control message protocol */
#define IPPROTO_GGP 3 /* gateway^2 (deprecated) */
#define IPPROTO_TCP 6 /* tcp */
#define IPPROTO_EGP 8 /* exterior gateway protocol */
#define IPPROTO_PUP 12 /* pup */
#define IPPROTO_UDP 17 /* user datagram protocol */
#define IPPROTO_IDP 22 /* xns idp */
#define IPPROTO_TP 29 /* tp-4 w/ class negotiation */
#define IPPROTO_EON 80 /* ISO cnlp */
#define IPPROTO_RAW 255 /* raw IP packet */
#define IPPROTO_MAX 256
/*
* Local port number conventions:
* Ports < IPPORT_RESERVED are reserved for
* privileged processes (e.g. root).
* Ports > IPPORT_USERRESERVED are reserved
* for servers, not necessarily privileged.
*/
#define IPPORT_RESERVED 1024
#define IPPORT_USERRESERVED 5000
/*
* Internet address (a structure for historical reasons)
*/
struct in_addr {
u_long s_addr;
};
/*
* Definitions of bits in internet address integers.
* On subnets, the decomposition of addresses to host and net parts
* is done according to subnet mask, not the masks here.
*/
#define IN_CLASSA(i) (((long)(i) & 0x80000000) == 0)
#define IN_CLASSA_NET 0xff000000
#define IN_CLASSA_NSHIFT 24
#define IN_CLASSA_HOST 0x00ffffff
#define IN_CLASSA_MAX 128
#define IN_CLASSB(i) (((long)(i) & 0xc0000000) == 0x80000000)
#define IN_CLASSB_NET 0xffff0000
#define IN_CLASSB_NSHIFT 16
#define IN_CLASSB_HOST 0x0000ffff
#define IN_CLASSB_MAX 65536
#define IN_CLASSC(i) (((long)(i) & 0xe0000000) == 0xc0000000)
#define IN_CLASSC_NET 0xffffff00
#define IN_CLASSC_NSHIFT 8
#define IN_CLASSC_HOST 0x000000ff
#define IN_CLASSD(i) (((long)(i) & 0xf0000000) == 0xe0000000)
#define IN_MULTICAST(i) IN_CLASSD(i)
#define IN_EXPERIMENTAL(i) (((long)(i) & 0xe0000000) == 0xe0000000)
#define IN_BADCLASS(i) (((long)(i) & 0xf0000000) == 0xf0000000)
#define INADDR_ANY (u_long)0x00000000
#define INADDR_BROADCAST (u_long)0xffffffff /* must be masked */
#ifndef KERNEL
#define INADDR_NONE 0xffffffff /* -1 return */
#endif
#define IN_LOOPBACKNET 127 /* official! */
/*
* Socket address, internet style.
*/
struct sockaddr_in {
u_char sin_len;
u_char sin_family;
u_short sin_port;
struct in_addr sin_addr;
char sin_zero[8];
};
/*
* Structure used to describe IP options.
* Used to store options internally, to pass them to a process,
* or to restore options retrieved earlier.
* The ip_dst is used for the first-hop gateway when using a source route
* (this gets put into the header proper).
*/
#ifdef COMP_CODEWAR
/** dgg, original...can't compile ip_opts { ... ip_opts }; in codewar ansi c */
struct ip_opts {
struct in_addr ip_dst; /* first hop, 0 w/o src rt */
char ipOpts[40]; /* actually variable in size */
};
#else
struct ip_opts {
struct in_addr ip_dst;
char ip_opts[40];
};
#endif
/*
* Options for use with [gs]etsockopt at the IP level.
* First word of comment is data type; bool is stored in int.
*/
#define IP_OPTIONS 1 /* buf/ip_opts; set/get IP per-packet options */
#define IP_HDRINCL 2 /* int; header is included with data (raw) */
#define IP_TOS 3 /* int; IP type of service and precedence */
#define IP_TTL 4 /* int; IP time to live */
#define IP_RECVOPTS 5 /* bool; receive all IP options w/datagram */
#define IP_RECVRETOPTS 6 /* bool; receive IP options for response */
#define IP_RECVDSTADDR 7 /* bool; receive IP dst addr w/datagram */
#define IP_RETOPTS 8 /* ip_opts; set/get IP per-packet options */
//
// The network macros are in machine/endian.h for 4.3reno, but for
// sun compatibility, I placed them here- Charlie Reiman
//
#define ntohl(x) x
#define ntohs(x) x
#define htonl(x) x
#define htons(x) x
#ifdef KERNEL
extern struct domain inetdomain;
extern struct protosw inetsw[];
struct in_addr in_makeaddr();
u_long in_netof(), in_lnaof();
#endif