310 struct k_data {                         /* The Kermit data structure */  struct
311     UCHAR * version;			/* Version number of Kermit module */
312     short remote;			/* 0 = local, 1 = remote */
313     short xfermode;			/* 0 = automatic, 1 = manual */
314     short binary;                       /* 0 = text, 1 = binary */
315     short state;                        /* Kermit protocol state */
316     short what;				/* Action (send or receive) */
317     short s_first;			/* Enocode at beginning of file */
318     short s_next;			/* Encode lookahead byte */
319     short s_seq;                        /* Sequence number sent */
320     short r_seq;                        /* Sequence number received */
321     short s_type;                       /* Packet type sent */
322     short r_type;                       /* Packet type received */
323     short s_soh;                        /* Packet start sent */
324     short r_soh;                        /* Packet start received */
325     short s_eom;                        /* Packet end sent */
326     short r_eom;                        /* Packet end received */
327     int size;				/* Current size of output pkt data */
328     int osize;				/* Previous output packet data size */
329     int r_timo;                         /* Receive and send timers */
330     int s_timo;                         /* ... */
331     int r_maxlen;                       /* maximum packet length to receive */
332     int s_maxlen;                       /* maximum packet length to send */
333     short window;                       /* maximum window slots */
334     short wslots;                       /* current window slots */
335     short parity;                       /* 0 = none, nonzero = some */
336     short retry;                        /* retry limit */
337     short cancel;			/* Cancellation */
338     short ikeep;			/* Keep incompletely received files */
339     char s_ctlq;                        /* control-prefix out */
340     char r_ctlq;                        /* control-prefix in */
341     char ebq;				/* 8-bit prefix */
342     char ebqflg;			/* 8-bit prefixing negotiated */
343     char rptq;				/* Repeat-count prefix */
344     int s_rpt;				/* Current repeat count */
345     short rptflg;                       /* flag for repeat counts negotiated */
346     short bct;                          /* Block-check type 1..3 */
347     unsigned short capas;               /* Capability bits */
349     USHORT crcta[16];			/* CRC generation table A */
350     USHORT crctb[16];			/* CRC generation table B */
352     UCHAR s_remain[6];			 /* Send data leftovers */
353     UCHAR ipktbuf[P_PKTLEN+8][P_WSLOTS]; /* Buffers for incoming packets */
354     struct packet ipktinfo[P_WSLOTS];    /* Incoming packet info */
378     int (*rxd)(struct k_data *, UCHAR *, int);   /* Comms read function */  argument
379     int (*txd)(struct k_data *, UCHAR *, int);   /* and comms write function */  argument
380     int (*ixd)(struct k_data *);	         /* and comms info function */  argument
381     int (*openf)(struct k_data *,UCHAR *,int);   /* open-file function  */  argument
382     ULONG (*finfo)(struct k_data *,UCHAR *,UCHAR *,int,short *,short);  argument
383     int (*readf)(struct k_data *);	         /* read-file function  */  argument
384     int (*writef)(struct k_data *,UCHAR *, int); /* write-file function */  argument
385     int (*closef)(struct k_data *,UCHAR,int);    /* close-file function */  argument
386     void (*dbf)(int,UCHAR *,UCHAR *,long);  /* debug function */
387     UCHAR * zinbuf;			/* Input file buffer itself */
388     int zincnt;				/* Input buffer position */
389     int zinlen;				/* Length of input file buffer */
390     UCHAR * zinptr;			/* Pointer to input file buffer */
391     int bctf;				/* Flag to force type 3 block check */
392     int dummy;