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[/] [openrisc/] [trunk/] [bootloaders/] [orpmon/] [services/] [bootp.h] - Blame information for rev 328

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Line No. Rev Author Line
1 2 marcus.erl
/*
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 *      Copied from LiMon - BOOTP.
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 *
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 *      Copyright 1994, 1995, 2000 Neil Russell.
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 *      (See License)
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 *      Copyright 2000 Paolo Scaffardi
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 */
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#ifndef __BOOTP_H__
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#define __BOOTP_H__
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#ifndef __NET_H__
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#include        "net.h"
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#endif /* __NET_H__ */
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/**********************************************************************/
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/*
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 *      BOOTP header.
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 */
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#if (CONFIG_COMMANDS & CFG_CMD_DHCP)
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#define OPT_SIZE 312    /* Minimum DHCP Options size per RFC2131 - results in 576 byte pkt */
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#else
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#define OPT_SIZE 64
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#endif
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typedef struct
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{
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        unsigned char           bp_op;          /* Operation                            */
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# define OP_BOOTREQUEST 1
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# define OP_BOOTREPLY   2
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        unsigned char           bp_htype;       /* Hardware type                        */
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# define HWT_ETHER      1
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        unsigned char           bp_hlen;        /* Hardware address length              */
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# define HWL_ETHER      6
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        unsigned char           bp_hops;        /* Hop count (gateway thing)            */
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        unsigned long           bp_id;          /* Transaction ID                       */
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        unsigned short          bp_secs;        /* Seconds since boot                   */
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        unsigned short          bp_spare1;      /* Alignment                            */
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        IPaddr_t        bp_ciaddr;      /* Client IP address                    */
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        IPaddr_t        bp_yiaddr;      /* Your (client) IP address             */
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        IPaddr_t        bp_siaddr;      /* Server IP address                    */
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        IPaddr_t        bp_giaddr;      /* Gateway IP address                   */
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        unsigned char           bp_chaddr[16];  /* Client hardware address              */
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        char            bp_sname[64];   /* Server host name                     */
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        char            bp_file[128];   /* Boot file name                       */
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        char            bp_vend[OPT_SIZE];      /* Vendor information                   */
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}       Bootp_t;
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#define BOOTP_HDR_SIZE  sizeof (Bootp_t)
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#define BOOTP_SIZE      (ETHER_HDR_SIZE + IP_HDR_SIZE + BOOTP_HDR_SIZE)
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/**********************************************************************/
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/*
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 *      Global functions and variables.
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 */
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/* bootp.c */
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extern unsigned long    BootpID;                /* ID of cur BOOTP request              */
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extern char     BootFile[128];          /* Boot file name                       */
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extern int      BootpTry;
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#ifdef CONFIG_BOOTP_RANDOM_DELAY
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unsigned long           seed1, seed2;           /* seed for random BOOTP delay          */
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#endif
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/* Send a BOOTP request */
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extern void     BootpRequest (void);
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/****************** DHCP Support *********************/
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extern void DhcpRequest(void);
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/* DHCP States */
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typedef enum { INIT,
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               INIT_REBOOT,
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               REBOOTING,
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               SELECTING,
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               REQUESTING,
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               REBINDING,
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               BOUND,
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               RENEWING } dhcp_state_t;
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#define DHCP_DISCOVER 1
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#define DHCP_OFFER    2
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#define DHCP_REQUEST  3
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#define DHCP_DECLINE  4
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#define DHCP_ACK      5
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#define DHCP_NAK      6
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#define DHCP_RELEASE  7
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#define SELECT_TIMEOUT 3        /* Seconds to wait for offers */
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/**********************************************************************/
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#endif /* __BOOTP_H__ */

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