in.h

VRTX 商用嵌入式实时操作系统

/***************************************************************************
*
*               Copyright (c) 1993 READY SYSTEMS CORPORATION.
*
*       All rights reserved. READY SYSTEMS' source code is an unpublished
*       work and the use of a copyright notice does not imply otherwise.
*       This source code contains confidential, trade secret material of
*       READY SYSTEMS. Any attempt or participation in deciphering, decoding,
*       reverse engineering or in any way altering the source code is
*       strictly prohibited, unless the prior written consent of
*       READY SYSTEMS is obtained.
*
*
*       Module Name:            in.h
*
*       Identification:         @(#) 1.5 in.h
*
*       Date:                   1/12/94  09:45:47
*
****************************************************************************
*/

/*
 RCS header identifier - $Id: in.h,v 1.1 1995/04/12 22:19:21 nenad Exp nenad $
*/
/*
 * Copyrighted as an unpublished work.
 * (c) Copyright 1987-1993 Lachman Technology, Incorporated
 * All rights reserved.
 * 
 * RESTRICTED RIGHTS
 * 
 * These programs are supplied under a license.  They may be used,
 * disclosed, and/or copied only as permitted under such license
 * agreement.  Any copy must contain the above copyright notice and
 * this restricted rights notice.  Use, copying, and/or disclosure
 * of the programs is strictly prohibited unless otherwise provided
 * in the license agreement.
 */
/*
 * Copyright (c) 1985 Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that the above copyright notice and this paragraph are
 * duplicated in all such forms and that any documentation,
 * advertising materials, and other materials related to such
 * distribution and use acknowledge that the software was developed
 * by the University of California, Berkeley.  The name of the
 * University may not 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 MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 */

#ifndef in_h
#define in_h

#ifdef __cplusplus
extern "C" {
#endif

/*
 * 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_HELLO		63	/* hello routing protocol */
#define IPPROTO_ND		77	/* net disk proto, UNOFFICIAL */

#define	IPPROTO_RAW		255	/* raw IP packet */
#define	IPPROTO_MAX		256

/*
 * 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

/*
 * Link numbers 
 */
#define	IMPLINK_IP		155
#define	IMPLINK_LOWEXPER	156
#define	IMPLINK_HIGHEXPER	158

/*
 * 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)		(((long)(i) & 0xf0000000) == 0xe0000000)

#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		(long)0xffffffff	/* -1 return */
#endif /* KERNEL */

#define	IN_LOOPBACKNET		127			/* official! */
/*
 * Socket address, internet style. 
 */
struct sockaddr_in {
	short           sin_family;
	u_short         sin_port;
	struct in_addr  sin_addr;
	char            sin_zero[8];
};

/*
 * The transport providers allow any address length between
 * IN_MINADDRLEN and IN_MAXADDRLEN.  The minimum length corresponds to
 * a sockaddr_in without the sin_zero field.  The maximum length is
 * the size of the sockaddr_in structure.
 *
 * in_chkaddrlen returns true if the given length is valid.
 */

#define IN_MINADDRLEN	(sizeof(struct sockaddr_in) - 8)
#define IN_MAXADDRLEN	(sizeof(struct sockaddr_in))
#define in_chkaddrlen(x) ((x) >= IN_MINADDRLEN && (x) <= IN_MAXADDRLEN)

/*
 * Options for use with [gs]etsockopt at the IP level. 
 */
#define	IP_OPTIONS	1	/* set/get IP per-packet options */
#define	IP_TOS		2	/* set/get IP per-packet tos */

#if !defined(vax) && !defined(i386) && !defined(ntohl) && !defined(I960)
/*
 * Macros for number representation conversion. 
 */
#define	ntohl(x)	(x)
#define	ntohs(x)	(x)
#define	htonl(x)	(x)
#define	htons(x)	(x)
#else
#define ntohl(x)        (u_long)(((x)<<24 & 0xff000000) | ((x)<<8 & 0x00ff0000) | \
                        ((x)>>24 & 0x000000ff) | ((x)>>8 & 0x0000ff00))
#define ntohs(x)        (u_short)(((x)<<8 & 0x0000ff00) | ((x)>>8 & 0x000000ff))
#define htonl(x)        ntohl(x)
#define htons(x)        ntohs(x)

#endif

#if 0
#if !defined(ntohl) && (defined(i386) || defined(vax))
u_short         ntohs(u_short x), htons(u_short x);
u_long          ntohl(u_long x), htonl(u_long x);
#endif
#endif

#ifdef KERNEL
struct iocblk_in {
	struct iocblk   iocblk;
	queue_t        *ioc_transport_client;
	queue_t        *ioc_network_client;
	int             ioc_ifflags;
};

/*
 * Useful defines, should be in stream.h 
 */
#define msgbavail(bp)	((bp)->b_datap->db_lim - (bp)->b_wptr)
#define msgblen(bp)	((bp)->b_wptr - (bp)->b_rptr)
#define satosin(sa)	((struct sockaddr_in *) (sa))
#define INET

struct in_addr	in_makeaddr();
extern u_long	in_netof(), in_lnaof();
#endif

/* Trace data 
 *
 */

#define	HDR_802_3_LEN		14
#define HDR_802_2_LEN		8
#define E_TYPE_OFFSET_802_2 	6
#define	IP_ID_OFFSET		4
#ifndef EADDRLEN
#define EADDRLEN		6
#endif

/* extern long sc_gtime(_ANSIPROT0); */

extern unsigned char sw_trace_ip_in ;
extern unsigned char sw_trace_ip_out;
extern unsigned char sw_trace_lgif_in;
extern unsigned char sw_trace_lgif_out;
extern unsigned char sw_trace_ip_not_for_us_include;
extern unsigned char sw_trace_lgif_not_bound_include;

extern unsigned long counter_trace_ip_in;
extern unsigned long counter_trace_ip_out;
extern unsigned long counter_trace_lgif_in;
extern unsigned long counter_trace_lgif_out;

extern unsigned short size_trace_ip_in;
extern unsigned short size_trace_ip_out;
extern unsigned short size_trace_lgif_in;
extern unsigned short size_trace_lgif_out;

struct struct_trace_ip_in
{
        unsigned short  time;
        u_short         ip_id;
        unsigned short  error_code;
        unsigned short  resvd;
	u_long		peer_ip_addr;

#define IP_TRACE_ERR_NO_ERROR                   0x0000
#define IP_TRACE_ERR_PROVIDER_DOWN              0x0001
#define IP_TRACE_ERR_MSG_TOO_SHORT              0x0002
#define IP_TRACE_ERR_INVAL_IP_VER               0x0003
#define IP_TRACE_ERR_HDR_LEN_TOO_SHORT          0x0004
#define IP_TRACE_ERR_BAD_HDR_LEN                0x0005
#define IP_TRACE_ERR_CHKSUM_ERR                 0x0006
#define IP_TRACE_ERR_BAD_LEN                    0x0007
#define IP_TRACE_ERR_SIZE_SMALLER_THAN_MIN      0x0008
#define IP_TRACE_ERR_DATA_SHORTER_THAN_TOTAL_LEN 0x0009
#define IP_TRACE_ERR_IPOPT_ERROR                0x000a
#define IP_TRACE_ERR_NOT_FOR_US                 0x000b
#define IP_TRACE_ERR_REASS_ERROR                0x000c
#define IP_TRACE_ERR_UNKNOWN_PROTO              0x000d
#define IP_TRACE_ERR_INSUFFICIENT_MEMORY        0x000e
#define IP_TRACE_ERR_CLIENT_FULL                0x000f

};

struct struct_trace_ip_out
{
        unsigned short  time;
        u_short         ip_id;
	u_long		peer_ip_addr;
};

struct struct_trace_lgif_in
{
        unsigned short  time;
        unsigned short  getmsg_status;

#define	LGIF_TRACE_ERR_SAP_NOT_BOUND	100

        unsigned short  eth_type;
        u_short         ip_id;
	unsigned char 	peer_ether_addr[EADDRLEN];
	
};

struct struct_trace_lgif_out
{
        unsigned short  time;
        unsigned short  putmsg_status;
        unsigned short  eth_type;
        u_short         ip_id;
	unsigned char 	peer_ether_addr[EADDRLEN];
};

extern struct struct_trace_ip_in        array_trace_ip_in[];
extern struct struct_trace_ip_out       array_trace_ip_out[];
extern struct struct_trace_lgif_in      array_trace_lgif_in[];
extern struct struct_trace_lgif_out     array_trace_lgif_out[];


#ifdef __cplusplus
}
#endif

#endif				/* in_h */