44 lines
		
	
	
		
			708 B
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			44 lines
		
	
	
		
			708 B
		
	
	
	
		
			C
		
	
	
	
/* tftp defines */
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#define TFTP_SESSIONS_MAX 3
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#define TFTP_SERVER	69
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#define TFTP_RRQ    1
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#define TFTP_WRQ    2
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#define TFTP_DATA   3
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#define TFTP_ACK    4
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#define TFTP_ERROR  5
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#define TFTP_OACK   6
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#define TFTP_FILENAME_MAX 512
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struct tftp_t {
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  struct ip ip;
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  struct udphdr udp;
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  u_int16_t tp_op;
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  union {
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    struct {
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      u_int16_t tp_block_nr;
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      u_int8_t tp_buf[512];
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    } tp_data;
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    struct {
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      u_int16_t tp_error_code;
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      u_int8_t tp_msg[512];
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    } tp_error;
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    u_int8_t tp_buf[512 + 2];
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  } x;
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};
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struct tftp_session {
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    Slirp *slirp;
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    char *filename;
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    struct in_addr client_ip;
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    u_int16_t client_port;
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    int timestamp;
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};
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void tftp_input(struct mbuf *m);
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