?? bootp.h
字號(hào):
/* * Copied from LiMon - BOOTP. * * Copyright 1994, 1995, 2000 Neil Russell. * (See License) * Copyright 2000 Paolo Scaffardi */#ifndef __BOOTP_H__#define __BOOTP_H__#ifndef __NET_H__#include <net.h>#endif /* __NET_H__ *//**********************************************************************//* * BOOTP header. */#if (CONFIG_COMMANDS & CFG_CMD_DHCP)#define OPT_SIZE 312 /* Minimum DHCP Options size per RFC2131 - results in 576 byte pkt */#else#define OPT_SIZE 64#endiftypedef struct{ uchar bp_op; /* Operation */# define OP_BOOTREQUEST 1# define OP_BOOTREPLY 2 uchar bp_htype; /* Hardware type */# define HWT_ETHER 1 uchar bp_hlen; /* Hardware address length */# define HWL_ETHER 6 uchar bp_hops; /* Hop count (gateway thing) */ ulong bp_id; /* Transaction ID */ ushort bp_secs; /* Seconds since boot */ ushort bp_spare1; /* Alignment */ IPaddr_t bp_ciaddr; /* Client IP address */ IPaddr_t bp_yiaddr; /* Your (client) IP address */ IPaddr_t bp_siaddr; /* Server IP address */ IPaddr_t bp_giaddr; /* Gateway IP address */ uchar bp_chaddr[16]; /* Client hardware address */ char bp_sname[64]; /* Server host name */ char bp_file[128]; /* Boot file name */ char bp_vend[OPT_SIZE]; /* Vendor information */} Bootp_t;#define BOOTP_HDR_SIZE sizeof (Bootp_t)#define BOOTP_SIZE (ETHER_HDR_SIZE + IP_HDR_SIZE + BOOTP_HDR_SIZE)/**********************************************************************//* * Global functions and variables. *//* bootp.c */extern ulong BootpID; /* ID of cur BOOTP request */extern char BootFile[128]; /* Boot file name */extern int BootpTry;#ifdef CONFIG_BOOTP_RANDOM_DELAYulong seed1, seed2; /* seed for random BOOTP delay */#endif/* Send a BOOTP request */extern void BootpRequest (void);/****************** DHCP Support *********************/extern void DhcpRequest(void);/* DHCP States */typedef enum { INIT, INIT_REBOOT, REBOOTING, SELECTING, REQUESTING, REBINDING, BOUND, RENEWING } dhcp_state_t;#define DHCP_DISCOVER 1#define DHCP_OFFER 2#define DHCP_REQUEST 3#define DHCP_DECLINE 4#define DHCP_ACK 5#define DHCP_NAK 6#define DHCP_RELEASE 7#define SELECT_TIMEOUT 3 /* Seconds to wait for offers *//**********************************************************************/#endif /* __BOOTP_H__ */
?? 快捷鍵說(shuō)明
復(fù)制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號(hào)
Ctrl + =
減小字號(hào)
Ctrl + -