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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <synlib.h>
//#include "..\include\8000lib.h"
 
int main(void)
{
	UploadData(2);
}
 
BOOL UploadData (int nPort)
    {
    int       i, j, fd, param[10];
    long      k;
    unsigned  sum;
    BYTE      Header [2];
    BYTE      c;
	BYTE *OtherMsg[100]
	char *ACK, *NAK;
	ACK='ACK';
	NAK='NAK';
	int szData[10];
 
 
 
//    if (nPort > 3)
//        return WedgeUpload ();                // Keyboard Wedge
    ConnectingPage ();
//    if (nPort == 1)
//        SetCommType (1, 0);                   // direct 232
//    else 
	if (nPort == 2)
        SetCommType (1, 2);                   // IR
    else 
//	if (nPort == 3)
        SetCommType (1, 3);                   // IrDA
 
//    if (nPort == 3)
        nPort = 1;                            // must use COM2
 
     switch (param[0])
          {
          case '1':   c = 0x08; break;            // 115200,N,8,1
          case '2':   c = 0x0a; break;            // 57600
          case '3':   c = 0x0b; break;            // 38400
          case '4':   c = 0x0c; break;            // 19200
          case '5':   c = 0x0d; break;            // 9600
          }
    open_com (nPort, c);
 
ReTry:
 
    i = 0;
    while (i < 10)
        {
        if (read_com (nPort, (char *)&c))     // if successful reading
            szData [i++] = c;
 
        if (c == '\r')
            break;
 
        if ((c = getchar()) == KEY_ESC)
            {
            close_com (nPort);
            clr_scr ();
            return false;
            }
        }
    szData [i] = 0;
 
    if (!strcmp (szData, "READ\r"))
        {
        write_com (nPort, ACK);
        while (!com_eot (nPort));
        DispString (0, 1, OtherMsg [4], 0);      // Sending data...
        DispString (0, 3, OtherMsg [5], 0);      // Transfered:
        }
    else
        {
        write_com (nPort, NAK);
        while (!com_eot (nPort));
        goto ReTry;
        }
 
    k = 0;
 
	fd = open ("Data");
 
    lseek (fd, 0L, 1);             // 4.10+ move to file beginning
    while ((j = readln (fd, (char *)szData, 400)) > 1)
        {
 
//        j--;                              // deduct the flag byte
//pas de flag sinon 1 caractere en moins
        if (szData [j-1] == 0x30)           // do nothing if it's deleted
            continue;
 
        sum = Header [0] = k++ % 10;        // rotate from 0 to 9
 
        for (i=0; i<j-1; i++)
            sum += szData [i];
        szData [j-1] = sum & 0xFF;
        if (szData [j-1] == '\r')          // make sure the checksum isn't '\r'
            szData [j-1]++;
        szData [j] = sum >> 8;
        if (szData [j] == '\r')            // make sure the checksum isn't '\r'
            szData [j]++;
        szData [j+1] = '\r';
        szData [j+2] = 0;
 
        ltoa (k, szBuf, 10);
 
        DispString (11, 3, (BYTE*)szBuf, 0);        // show data transfered
 
 
ReSend:
        nwrite_com (nPort, (char *)Header, 1);
        while (com_eot(nPort)==0x00);
//manque un caractere
//        nwrite_com (nPort, (char *)szData, j+3);
        nwrite_com (nPort, (char *)szData, j+2);
 
        while (!com_eot (nPort));
ReDo:
        i = 0;
        while (i < 10)
            {
            if (read_com (nPort, (char *)&c))
                szBuf [i++] = c;
            if (c == '\r')
                break;
            if ((c = getchar()) == KEY_ESC)
                {
                lseek (fd, 0L, -1);    // 4.10+ move file pointer to the end
                close_com (nPort);
 
		close(fd);
 
                clr_scr ();
                return false;
                }
            }
        szBuf [i] = 0;
 
        if (!strcmp (szBuf, NAK))
            goto ReSend;
        else if (strcmp (szBuf, ACK))
            goto ReDo;
 
          OSTimeDly (1);
        }
 
    write_com (nPort, "OVER\r");
    while (!com_eot (nPort));
    write_com (nPort, "OVER\r");
    lseek (fd, 0L, -1);        // 4.10+ move file pointer to the end
 
    on_beeper (beep2);
    DispString (11, 3, OtherMsg [6], 0);        // Done
//    DispString (0, 5, Space15, 0);
//    DispString (0, 7, Space15, 0);
    close_com (nPort);
	close(fd);
    OSTimeDly (200);
    return TRUE;
    }
 
//-------------------------------------------------------------------------//
static BOOL ConnectingPage (void)
    {
     clr_scr();
     gotoxy(0,0);printf("TRANSMISSION");
     gotoxy(0,2);printf("==============");
     gotoxy(0,4);printf(" FICHIER EN  ");
     gotoxy(0,6);printf(" COURS       ");
     on_beeper (beep);
    return TRUE;
    }
 
//-------------------------------------------------------------------------//
void DispString (int x, int y, BYTE *str, int mode)
    {
    SetVideoMode (mode);
    gotoxy (x, y);
    printf ("%s", str);
    } | 
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