rapi_lib.h

radius协议源码÷The Radius Stack will connect to a Radius Server. This stack implementation is built upo

/*
 * @(#) $Id: rapi_lib.h,v 1.4 2000/12/27 21:59:38 veer Exp $
 */

/**************************************************************************
 *	 rapi_lib.h -- include file for RSVP API (RAPI)
 *
 *	Definitions of RSVP API (RAPI) library calls.
 *		Matches: draft-ietf-intserv-rsvp-use-01.txt
 *
 *	Also includes rsvp_intserv.h, which contains formats of integrated
 *	services data structures across application program interface.
 *
 **************************************************************************/
/****************************************************************************

            RSVPD -- ReSerVation Protocol Daemon

                USC Information Sciences Institute
                Marina del Rey, California

		Current version by: Bob Braden, August 1996

  Copyright (c) 1996 by the University of Southern California
  All rights reserved.

  Permission to use, copy, modify, and distribute this software and its
  documentation in source and binary forms for any purpose and without
  fee is hereby granted, provided that both the above copyright notice
  and this permission notice appear in all copies, and that any
  documentation, advertising materials, and other materials related to
  such distribution and use acknowledge that the software was developed
  in part by the University of Southern California, Information
  Sciences Institute.  The name of the University may not be used to
  endorse or promote products derived from this software without
  specific prior written permission.

  THE UNIVERSITY OF SOUTHERN CALIFORNIA makes no representations about
  the suitability of this software for any purpose.  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.

  Other copyrights might apply to parts of this software and are so
  noted when applicable.

********************************************************************/

#ifndef __rapilib_h__
#define __rapilib_h__

#include "rsvp_types.h"
#include "rsvp_intserv.h"
#include <sys/socket.h>

#ifdef  __cplusplus
extern "C" {
#endif

#ifndef NET_IF_H
#define NET_IF_H
//#include <net/if.h>
#endif



/**************************************************************************
 **************************************************************************
 **
 **      RAPI (RSVP API) defns for flowspec, Tspec, Adspec begin here...
 **
 **
 **************************************************************************
 **************************************************************************/

/*
 *      Flowspec/Tspec Service types
 */
enum    qos_service_type {
	QOS_TSPEC = 		0,	/* Generic Tspec		*/
	QOS_CNTR_LOAD =		1,	/* Controlled-Load service	*/
	QOS_GUARANTEED =	2	/* Guaranteed Service		*/

/* Backwards compatibility */
#define QOS_TSPECX	QOS_TSPEC
#define QOS_GUARANTEEDX	QOS_GUARANTEED


};


typedef  struct {
	float32_t       spec_Tspec_b;	/* Token bucket depth (B) */
	float32_t       spec_Tspec_r;	/* Token bucket avg rate (Bps)*/
	float32_t	spec_Tspec_p;	/* Peak data rate (Bps)	*/
	u_int32_t	spec_Tspec_m;	/* Min policed unit (B)	*/
	u_int32_t	spec_Tspec_M;	/* Max pkt size (B)	*/
}    qos_Tspec_body;
            
/*
 *      Simplified-format Flowspec
 *
 *	This structure contains the union of the parameters for
 *	Controlled-Load and Guaranteed service models.
 */
typedef struct {
        u_int32_t       spec_type;		/* qos_service_type */
        qos_Tspec_body  xspec_Tspec;		/* Tspec		*/
        float32_t       xspec_R;                /* Rate (Bps)		*/
        u_int32_t       xspec_S;                /* Slack term (microsecs)*/
}   qos_flowspecx_t;

#define xspec_r  xspec_Tspec.spec_Tspec_r
#define xspec_b  xspec_Tspec.spec_Tspec_b
#define xspec_p  xspec_Tspec.spec_Tspec_p
#define xspec_m  xspec_Tspec.spec_Tspec_m
#define xspec_M  xspec_Tspec.spec_Tspec_M
        
/*
 *      Simplified-format Tspec.
 *
 *	This structure contains the generic Tspec parameters.
 */
typedef struct {
        u_int32_t       spec_type;		/* qos_service_type */
        qos_Tspec_body	xtspec_Tspec;		/* Tspec	*/
}   qos_tspecx_t;

#define xtspec_r  xtspec_Tspec.spec_Tspec_r
#define xtspec_b  xtspec_Tspec.spec_Tspec_b
#define xtspec_p  xtspec_Tspec.spec_Tspec_p
#define xtspec_m  xtspec_Tspec.spec_Tspec_m
#define xtspec_M  xtspec_Tspec.spec_Tspec_M
        
/*
 *	Simplified-format Adspec.
 *
 *	This structure is the union of all adspec parameters for
 *	Controlled-Load and Guaranteed service models.
 */
#define XASPEC_FLG_BRK	0x01	/* Break bit: serv. unsupported in some node */
#define XASPEC_FLG_IGN	0x02	/* Ignore flag: Do not include this service */
#define XASPEC_FLG_PARM 0x04	/* Parms-present flag: Include service parms */
				/* (IGN and PARM flags both on is an error) */

typedef struct {
	/*
	 *	General path characterization parameters
	 */
	u_char		xaspec_flags;	/* See flags above (FLG_IGN not	*/
					/*  allowed, FLG_PARM assumed)	*/
	u_int16_t	xaspec_hopcnt;
	float32_t	xaspec_path_bw;
	u_int32_t	xaspec_min_latency;
	u_int32_t	xaspec_composed_MTU;

	/*      Controlled-Load service Adspec parameters
	 */
	u_char	  	xClaspec_flags;		/* See flags above	 */
	u_char	 	xClaspec_override;	/* 1 => override all gen */
						/*    parameters	 */
	u_int16_t       xClaspec_hopcnt;
	float32_t       xClaspec_path_bw;
	u_int32_t       xClaspec_min_latency;
	u_int32_t       xClaspec_composed_MTU;

	/*	Guaranteed service Adspec parameters
	 */
	u_char		xGaspec_flags;		/* See flags above */
	u_int32_t	xGaspec_Ctot;
	u_int32_t	xGaspec_Dtot;
	u_int32_t	xGaspec_Csum;
	u_int32_t	xGaspec_Dsum;
	u_char	  	xGaspec_override;       /* 1 => override all gen */
						/*     parameters	 */
	u_int16_t       xGaspec_hopcnt;
	float32_t       xGaspec_path_bw;
	u_int32_t       xGaspec_min_latency;
	u_int32_t       xGaspec_composed_MTU;
}  qos_adspecx_t;


/**************************************************************************
 *
 *	RAPI call formats and definitions
 *
 **************************************************************************/

#define RAPI_VERSION	502	/* RAPI Version 5.02 */
#define MAX_RAPI_SESS	100	/* max #flows the daemon api can handle */

/*
 *	Generic RAPI object header
 */
typedef struct {
	int	     		len;	/* Actual length in bytes */
	int			form;	/* Format (see rapi_format) */

	/* Followed by type-specific contents */
}  rapi_hdr_t;

#define RAPIObj_Size(p) (((rapi_hdr_t *)(p))->len)
#define RAPIObj_data(p) ((rapi_hdr_t *)(p)+1)
#define After_RAPIObj(p) ((char *)(p) + RAPIObj_Size(p))
#define NTOH_RAPIhdr(p) {NTOH32(((rapi_hdr_t *)p)->len); \
			 NTOH32(((rapi_hdr_t *)p)->form);}
#define HTON_RAPIhdr(p) {HTON32(((rapi_hdr_t *)p)->len); \
			 HTON32(((rapi_hdr_t *)p)->form);}

/*	Define RAPI flowspec/Tspec formats
 */
typedef enum {
	RAPI_EMPTY_OTYPE =	0,	/* Format = 0 => empty object */

#ifdef OBSOLETE_API
	RAPI_FLOWSTYPE_CSZ  = 1,	/* qos: Legacy format */
#endif /* OBSOLETE_RAPI */
	RAPI_FLOWSTYPE_Intserv = 2,	/* Int-Serv format flowspec	*/
	RAPI_FLOWSTYPE_Simplified = 3,	/* Simplified format flowspec	*/

	RAPI_TSPECTYPE_Intserv = 17,	/* Int-Serv format (sndr)Tspec	*/
	RAPI_TSPECTYPE_Simplified = 18,	/* Simplified format (sndr)Tspec*/

	RAPI_ADSTYPE_Intserv = 33,	/* Int-Serv format Adspec	*/
	RAPI_ADSTYPE_Simplified =34,	/* SImplified format Adspec	*/

	RAPI_FILTERFORM_RSVD1 = 257,	/* (obsolete format: reserved)	*/
	RAPI_FILTERFORM_BASE = 258,	/* Simple V4: Only sockaddr	*/
	RAPI_FILTERFORM_GPI = 259,	/* V4 GPI filter format 	*/
	RAPI_FILTERFORM_BASE6 = 260,	/* Simple V6: Only sockaddr 	*/
	RAPI_FILTERFORM_GPI6 = 261,	/* V6 GPI filter format 	*/
	RAPI_FILTERFORM_FL6 = 262	/* ??? -- ??? IPV6 stuff */
} rapi_format;


/*
 *	RAPI Flowspec descriptor
 */
typedef struct {
	int	    	len;	/* actual length in bytes */
	int		form;	/* flowspec format (see enum above) */
	union {
		qos_flowspecx_t	qosx;	/* Simplified format flowspec */
		IS_specbody_t   IS;	/* Int-serv format flowspec */
	}		specbody_u;
}   rapi_flowspec_t;

#define specbody_qosx   specbody_u.qosx
#define specbody_IS	specbody_u.IS

/*
 *	RAPI Tspec descriptor
 */
typedef struct {
	int	    	len;	/* actual length in bytes */
	int		form;	/* flowspec format (see enum above) */
	union {
		qos_tspecx_t	qosxt;	/* Simplified format Tspec */
		IS_tspbody_t	ISt;	/* Int-serv format Tspec */
	}		tspecbody_u;
}   rapi_tspec_t;
#define tspecbody_qosx	tspecbody_u.qosxt
#define tspecbody_IS	tspecbody_u.ISt
	
/*
 *	RAPI Adspec descriptor
 */
typedef struct {
	int		len;		/* actual length in bytes */
	int		form;		/* adspec format(see rapi_format)*/
	union {
		qos_adspecx_t	adsx;	/* Simplified format adspec */