monesdefine.h

MONA是为数不多的C++语言编写的一个很小的操作系统

/*!
    \file  MonesDefine.h
    \brief 奺庬僌儘乕僶儖掕悢愰尵

    Copyright (c) 2004 Yamami
    All rights reserved.
    License=MIT/X Licnese

    \author  Yamami 
    \version $Revision: 1.3 $
    \date   create:2004/08/28 update:$Date: 2004/10/31 14:29:43 $
*/

#ifndef _MONA_MONESDEFINE_
#define _MONA_MONESDEFINE_


/* Ethernet MAC憌僿僢僟峔惉 */
#define SIZEOF_ETHERADDR    6

//DIX巇條僼儗乕儉偺僼儗乕儉僞僀僾
#define ETHER_PROTO_IP      0x0800      // IP僾儘僩僐儖僼儗乕儉
#define ETHER_PROTO_ARP     0x0806      // ARP僾儘僩僐儖僼儗乕儉

#define etherhdr_dest_addr  0
#define etherhdr_src_addr   (etherhdr_dest_addr+SIZEOF_ETHERADDR)
#define etherhdr_type       (etherhdr_src_addr+SIZEOF_ETHERADDR)
#define SIZEOF_ETHERHDR     (etherhdr_type+2)


//IP僿僢僟僾儘僩僐儖No
enum{
    IPPROTO_IP,         /* Internet protocol. */
    IPPROTO_IPV6,       /* Internet Protocol Version 6. */
    IPPROTO_ICMP=1,     /* Control message protocol. */
    IPPROTO_IGMP=2,
    IPPROTO_RAW,        /* Raw IP Packets Protocol. */
    IPPROTO_TCP=6,      /* Transmission control protocol. */
    IPPROTO_UDP=17,     /* User datagram protocol. */

    INADDR_ANY=      0,             /* IPv4 local host address. */
    INADDR_BROADCAST=0xffffffff,    /* IPv4 broadcast address. */
};


/* IP僿僢僟峔惉 */
#define     SIZEOF_IPADDR       4

#define     iphdr_version   0               /* 1 */
#define     iphdr_service   (iphdr_version+1)       /* 1 */
#define     iphdr_len   (iphdr_service+1)       /* 2 */
#define     iphdr_ident (iphdr_len+2)           /* 2 */
#define     iphdr_frags (iphdr_ident+2)         /* 2 */
#define     iphdr_ttl   (iphdr_frags+2)         /* 1 */
#define     iphdr_protocol  (iphdr_ttl+1)           /* 1 */
#define     iphdr_chksum    (iphdr_protocol+1)      /* 2 */
#define     iphdr_src_addr  (iphdr_chksum+2)        /* 4 */
#define     iphdr_dest_addr (iphdr_src_addr+4)      /* 4 */
#define     SIZEOF_IPHDR    (iphdr_dest_addr+4)


//ICMP 僞僀僾
//0 僄僐乕墳摎乮echo reply乯 
//3 偁偰愭晄払乮destination unreachable乯 
//4 僜乕僗丒僋僄儞僠乮source quench丄憲怣尦梷惂乯 
//5 儕僟僀儗僋僩梫媮乮redirect丄宱楬曄峏梫媮乯 
//8 僄僐乕梫媮乮echo request乯 
//11 帪娫挻夁乮time exceeded乯 
//12 僷儔儊乕僞堎忢乮parameter problem乯 
//13 僞僀儉僗僞儞僾梫媮乮timestamp request乯 
//14 僞僀儉僗僞儞僾墳摎乮timestamp reply乯 
//15 忣曬梫媮乮information request乯 
//16 忣曬墳摎乮information reply乯 
//17 傾僪儗僗丒儅僗僋梫媮乮address mask request乯 
//18 傾僪儗僗丒儅僗僋墳摎乮address mask reply乯 
enum{
    ICMP_TYPE_ECHOREP=0,
    ICMP_TYPE_ECHOREQ=8,
};


#endif