1 /* Ward Christensen / CP/M parameters - Don't change these! */
2 /* XMODEM parameters */
3 #define BLOCK_SIZE  128 /* size of transmit blocks */
4 #define XLINE_SIZE  132 /* size of full xmodem line*/
5 #define OFFSET 3
6 
7 typedef unsigned char byte;
8 
9 typedef struct xminfo {
10 	int filefd;
11 	int portfd;
12 	char *fname;
13 	byte linebuf[XLINE_SIZE];
14 	int blocknum;
15 } XM;
16 
17 int xmodem_sendfile(char *filename, int outfd);
18 byte xmodem_getbyte(XM *xfer);
19 void xmodem_sendbyte(XM *xfer, byte outbyte);
20 void xmodem_sendline(XM *xfer);
21 int xmodem_checksum(XM *xfer);
22 int file_readline(XM *xfer);
23 int xmodem_getack(XM *xfer, byte outbyte);
24 void xmodem_timeout(void);
25