in_pcb.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 READY SYSTEMS' source code is an unpublished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_pcb.h
*
*       Identification:         @(#) 1.4 in_pcb.h
*
*       Date:                   1/6/94  16:36:04
*
****************************************************************************
*/

/*
 RCS header identifier - in_pcb.h,v 1.3 1995/02/23 23:15:25 sriram Exp
*/
/*
 * Copyrighted as an unpublished work.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.
 */

/* **********************************************************************
 * 
 * CHANGE HISTORY:
 *
 * ----------------------------------------------------------------------
 * DATE           CHANGES
 * ----------------------------------------------------------------------
 *
 * 12/29/94       Included the Version 5 TCP compatible code for SNMP_V2.
 *                Check for #ifdef VER5_COMPAT.
 * 
 * ********************************************************************* */

#ifndef in_pcb_h
#define in_pcb_h

#ifdef SNX
#ifndef VER5_COMPAT
#define VER5_COMPAT
#endif
#endif

#ifdef VER5_COMPAT
#ifndef __netinet_ip_h
#ifdef SVR4
#include <netinet/in_systm.h>
#include <netinet/ip.h>
#else

#ifdef SNX
#include <netinet/in_systm.h>
#include <netinet/ip.h>
#else
#include <sys/netinet/in_systm.h>
#include <sys/netinet/ip.h>
#endif  /* SNX */

#endif  /* SVR4 */

#endif  /* __netinet_ip_h */
#endif  /* VER5_COMPAT */


#ifdef __cplusplus
extern "C" {
#endif

struct gi_arg {
    int     gi_op;
    caddr_t     gi_where;
    unsigned    gi_size;
    unsigned    gi_arg;
} ;

struct Argument
{
    queue_t *rd_q;      /* read queue for sending replies */
    u_long  flags;   /* flags associated with route stream */
    caddr_t gi_addr;  /* user's copyin/out address */
    struct gi_arg gi;  /* structure for table retrieval */
};

/*
 * Common structure pcb for internet protocol implementation. Here are stored
 * pointers to local and foreign host table entries, local and foreign socket
 * numbers, and pointers up (to a socket structure) and down (to a
 * protocol-specific) control block. 
 */

struct inpcb {
	struct inpcb   *inp_next, *inp_prev;
	/* pointers to other pcb's */
	struct inpcb   *inp_head;	/* pointer back to chain of inpcb's
					 * for this protocol */
	short           inp_state;	/* old so_state from sockets */
	short           inp_tstate;	/* TLI state for this endpoint */
	short           inp_error;	/* error on this pcb */
	short           inp_minor;	/* minor device number allocated */
	queue_t        *inp_q;	/* queue for this minor dev */
	struct in_addr  inp_faddr;	/* foreign host table entry */
	struct in_addr  inp_laddr;	/* local host table entry */
	u_short         inp_fport;	/* foreign port */
	u_short         inp_lport;	/* local port */
#define inp_proto	inp_lport       /* overload port field for protocol */
	caddr_t         inp_ppcb;	/* pointer to per-protocol pcb */
	struct route    inp_route;	/* placeholder for routing entry */
	mblk_t         *inp_options;	/* IP options */
	mblk_t         *inp_inpopts;	/* recvd IP options */
	ushort          inp_protoopt;	/* old so_options from sockets */
	ushort          inp_linger;	/* time to linger while closing */
	ushort          inp_protodef;	/* old pr_flags from sockets */
	int		inp_addrlen;	/* address length client likes */
	short		inp_family;	/* address family client likes */
	u_char		inp_iptos;	/* TOS for IP header */

/* IILra07283 */
	long 		inp_sbufsize; 	/* Window size for SNDBUF */
	long 		inp_rbufsize; 	/* Window size for RCVBUF */
};
#define	INPLOOKUP_WILDCARD	1
#define	INPLOOKUP_SETLOCAL	2

#ifdef KERNEL
#define qtoinp(q) ((struct inpcb *) (q)->q_ptr)
#endif

#ifdef __cplusplus
}
#endif

#ifdef VER5_COMPAT
struct inpcb_t 
{
	struct inpcb   *inp_next, *inp_prev;
	/* pointers to other pcb's */
	struct inpcb   *inp_head;	/* pointer back to chain of inpcb's
					 * for this protocol */
	short           inp_state;	/* old so_state from sockets */
	short           inp_tstate;	/* TLI state for this endpoint */
	short           inp_error;	/* error on this pcb */
	short           inp_minor;	/* minor device number allocated */
	queue_t        *inp_q;	/* queue for this minor dev */
	struct in_addr  inp_faddr;	/* foreign host table entry */
	struct in_addr  inp_laddr;	/* local host table entry */
	u_short         inp_fport;	/* foreign port */
	u_short         inp_lport;	/* local port */
#define inp_proto	inp_lport       /* overload port field for protocol */
	caddr_t         inp_ppcb;	/* pointer to per-protocol pcb */
	struct route    inp_route;	/* placeholder for routing entry */
	mblk_t         *inp_options;	/* IP options */
	mblk_t         *inp_inpopts;	/* recvd IP options */
	ushort          inp_protoopt;	/* old so_options from sockets */
	ushort          inp_linger;	/* time to linger while closing */
	ushort          inp_protodef;	/* old pr_flags from sockets */

#ifdef VER5_COMPAT
#ifdef SVR4
    ushort      inp_iocstate;   /* state for transparent ioctl's */
#endif
#endif
	int			inp_addrlen;	/* address length client likes */
	short		inp_family;	/* address family client likes */
	u_char		inp_iptos;	/* TOS for IP header */

    u_char      inp_ipttl;  /* TTL for IP header */
    int     inp_flags;  /* generic IP/datagram flags */
    int     inp_rflags; /* raw endpoint flags */
    struct inpcb    *inp_mgmtidx;   /* current inp we're retrieving */
    ushort      inp_mgmtcnt;    /* reference count */
    struct gi_arg   gi_arg;     /* current copyin status */
    struct ip_moptions  *inp_moptions;  /* multicast options */
    u_long      inp_rbufsize;   /* size user set with SO_RCVBUF */
    u_long      inp_sbufsize;   /* size user set with SO_SNDBUF */
#if defined(__INET_MP__)
    struct shlockb  inp_lock;   /* shared r/w lock */
    u_long      inp_ctr;    /* lock counter */
#endif
};

/* mgmt. ioctls and related structures */

#define __MGMT  'M'

#define SIOCGUDPSTATS   ((__MGMT << 8) | 8)
#define STIOCGUDB       ((__MGMT << 8) | 9) /* fetch UDP control blocks */
#define STIOCGTCB       ((__MGMT << 8) | 7) /* fetch TCP control blocks */


/* Copyin/out values */
#define GIARG   0x1
#define CONTI   0x2
#define GITAB   0x4


#endif
#endif				/* in_pcb_h */