netconf.h

基于东南大学开发的SEP3203的ARM7中的所有驱动

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

* netconf.h

*

* portions Copyright (c) 2001 by Cognizant Pty Ltd.

*

* The authors hereby grant permission to use, copy, modify, distribute,

* and license this software and its documentation for any purpose, provided

* that existing copyright notices are retained in all copies and that this

* notice and the following disclaimer are included verbatim in any 

* distributions. No written agreement, license, or royalty fee is required

* for any of the authorized uses.

*

* THIS SOFTWARE IS PROVIDED BY THE CONTRIBUTORS *AS IS* AND ANY EXPRESS OR

* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES

* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 

* IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,

* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT

* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

*

******************************************************************************

* REVISION HISTORY (please don't use tabs!)

*

*(yyyy-mm-dd)

* 2001-06-01 Robert Dickenson <[e-mail]>, Cognizant Pty Ltd.

*            Added header to existing file.

*

******************************************************************************

*/

#include "nettypes.h"





#ifndef NETCONF_H

#define NETCONF_H











#define OS_DEPENDENT

#define u_long unsigned long







/* Configuration. */

#define NUM_PPP 		1           /* Max PPP sessions. */

#define MAXPPPHDR 		5         /* Max bytes of a PPP header with a flag. */

//#define LOCALHOST 	"211.65.48.178"

/* Define the processor byte ordering for the network protocols. */

#define LITTLE_ENDIAN 	1         /* Bytes swapped Intel style */

#define BIG_ENDIAN    	2         /* Greatest to least significant ala Motorola */

//#define BYTE_ORDER 		LITTLE_ENDIAN

#define BYTE_ORDER BIG_ENDIAN









#ifndef DEBUG_SUPPORT

/* Select modules to enable.  Ideally these would be set in the makefile but

 * we're limited by the command line length so you need to modify the settings

 * in this file.

 */

#define DEBUGMONPORT     	0      /* Set > 0 for diag mon on modem port. */

#define DEBUG_SUPPORT    	0      /* Set > 0 for debug monitor. */

#define STATS_SUPPORT    	0      /* Set > 0 for network statistics. */

#define PAP_SUPPORT      	1      /* Set > 0 for PAP. */

#define CHAP_SUPPORT     	0      /* Set > 0 for CHAP. */

#define MSCHAP_SUPPORT   	0      /* Set > 0 for MSCHAP (NOT FUNCTIONAL!) */

#define CBCP_SUPPORT     	0      /* Set > 0 for CBCP (NOT FUNCTIONAL!) */

#define CCP_SUPPORT      	0      /* Set > 0 for CCP (NOT FUNCTIONAL!) */

#define VJ_SUPPORT       	1      /* Set > 0 for VJ header compression. */

#define ECHO_SUPPORT     	0      /* Set > 0 for TCP echo service. */

#define MD5_SUPPORT      	1      /* Set > 0 for MD5 (see also CHAP) */

#define UDP_SUPPORT      	1      /* Set > 0 for UDP stack enable */

#define PPP_SUPPORT      	1      /* Set > 0 for PPP */

#define ETHER_SUPPORT    	0      /* Set > 0 for ETHER */

#define ONETASK_SUPPORT  	0      /* Set > 0 for running uC/IP in a single task like DOS 

                                   This will enable callback functionality for TCP sockets,

                                   you should no longer use semaphores.

                                   OSSemCreate() must always return !0   !!!!      

                                 */

#endif





#define OURADDR      	0xAC100371 /* Local IP address - 0 to negotiate (172.16.3.113)*/

#define PEERADDR     	0x00000000 /* Default peer IP address. */

#define LOOPADDR     	0x7F000001 /* Loopback address (127.0.0.1) */ 

#define IPTTLDEFAULT 	64         /* Default IP time-to-live. */



#define MAXWORDLEN 		1024    /* max length of word in file (incl null) */

#define MAXARGS      	1       /* max # args to a command */

#define MAXNAMELEN  	256     /* max length of hostname or name for auth */

#define MAXSECRETLEN	256     /* max length of password or secret */

#define IFNAMSIZ       	16      /* Length of an interface name field. */



//#define MAXIFHDR    	MAXPPPHDR   /* Largest link level header. */

#define MAXIFHDR    	(MAXPPPHDR+3)   /* +3 to provide proper alignment. */



/*

 * Process stack sizes.

 */

#define OSMINSTACK  	256                 /* Minimum stack size to support interrupt handlers. */

#define NETSTACK    	OSMINSTACK + 512    /* Network goes deep. */



/*

 * Packet sizes

 *

 * Note - lcp shouldn't be allowed to negotiate stuff outside these

 *    limits.  See lcp.h in the pppd directory.

 * (XXX - these constants should simply be shared by lcp.c instead

 *    of living in lcp.h)

 */

#define PPP_MTU     	512     /* Default MTU (size of Info field) */

#ifdef XXX

#define PPP_MAXMTU  	65535 - (PPP_HDRLEN + PPP_FCSLEN)

#else

#define PPP_MAXMTU  	512 /* Largest MTU we allow */

#endif

#define PPP_MINMTU  	64

#define PPP_MRU     	512     /* default MRU = max length of info field */

#define PPP_MAXMRU  	512     /* Largest MRU we allow */

#define PPP_MINMRU  	128



#define PPP_ADDRESS(p)  (((u_char *)(p))[0])

#define PPP_CONTROL(p)  (((u_char *)(p))[1])

#define PPP_PROTOCOL(p) ((((u_char *)(p))[2] << 8) + ((u_char *)(p))[3])



//typedef unsigned short u_int16;





/*

 * Operating system internals.

 */





#if STATS_SUPPORT > 0

#define STATS(cmd) cmd

#else

#define STATS(cmd)

#endif



/*

 * Diagnostic statistics record structure.

 * This structure is designed to allow direct addressing of the statistics

 * counter (to minimize run time overhead) while also allowing automated 

 * display of the table.

 * This record should be put in a structure composed of only these records

 * with the last record having a null statistic name.  Then the statistics

 * can be printed automatically by treating the structure as an array.

 */

typedef struct digStat{

	char	*fmtStr;	/* printf format string to display value. */

	u_long	val;		/* The statistics value. */

} DiagStat;





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

*** PUBLIC FUNCTIONS ***

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











#define   hiword(x)		((u_int16)((x) >> 16))

#define	loword(x)		((u_int16)(x))

#define	hibyte(x)		(((x) >> 8) & 0xff)

#define	lobyte(x)		((x) & 0xff)

#define	hinibble(x)		(((x) >> 4) & 0xf)

#define	lonibble(x)		((x) & 0xf)

#define	dim(x)			(sizeof(x) / sizeof(x[0]))





/*

 * Segment handling helpers

 */

#define SEGMENT(p)      (int)((long)p >> 16)

#define OFFSET(p)       (int)((long)p & 0x0FFFF)

#define	MK_FP(seg,ofs)	((void FAR *) (((ULONG)(seg) << 16) | (UINT)(ofs)))

#define MK_LP(p)	    ((((ULONG)p & 0xffff0000) >> 12) + ((ULONG)p & 0x0000ffff))



/* 

 * Return the minimum and maximum of two values.  Not recommended for function

 * expressions.

 */

#define MIN(a,b) ((a) < (b) ? (a) : (b))

#define MAX(a,b) ((a) > (b) ? (a) : (b))



/* XXX These should be the function call equivalents. */

#define max(a,b)	(((a) > (b)) ? (a) : (b))

#define min(a,b)	(((a) < (b)) ? (a) : (b))





#endif // NETCONF_H