44 lines
1.1 KiB
C
44 lines
1.1 KiB
C
/*
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* source in this file came from
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* the Mach ethernet boot written by Leendert van Doorn.
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*
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* Trivial File Transfer Protocol (see RFC 783)
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*
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* $Id: tftp.h,v 1.2 1993/08/02 17:53:05 mycroft Exp $
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*/
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#define SEGSIZE 512 /* data segment size */
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/*
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* Packet types
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*/
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#define TFTP_RRQ 01 /* read request */
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#define TFTP_WRQ 02 /* write request */
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#define TFTP_DATA 03 /* data packet */
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#define TFTP_ACK 04 /* acknowledgement */
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#define TFTP_ERROR 05 /* error code */
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/*
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* TFTP header structure
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*/
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typedef struct {
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u_short th_op; /* packet type */
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union {
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u_short tu_block; /* block # */
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u_short tu_code; /* error code */
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char tu_stuff[1]; /* request packet stuff */
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} th_u;
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} tftphdr_t;
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/* for ease of reference */
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#define th_block th_u.tu_block
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#define th_code th_u.tu_code
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#define th_stuff th_u.tu_stuff
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#define th_data th_stuff[2]
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#define th_msg th_data
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void SetTftpParms(ipaddr_t server, ipaddr_t gateway, char *file_name);
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u_long Read(void *result, u_long nbytes);
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u_long PhysRead(u_long addr, u_long nbytes);
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void IpSend(packet_t *pkt, ipaddr_t dst, ipaddr_t gateway);
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