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//==========================================================================

//

//        dl.c

//

//        ARM PID7 eval board FLASH program tool

//

//==========================================================================

// ####ECOSGPLCOPYRIGHTBEGIN####                                            

// -------------------------------------------                              

// This file is part of eCos, the Embedded Configurable Operating System.   

// Copyright (C) 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.

//

// eCos is free software; you can redistribute it and/or modify it under    

// the terms of the GNU General Public License as published by the Free     

// Software Foundation; either version 2 or (at your option) any later      

// version.                                                                 

//

// eCos is distributed in the hope that it will be useful, but WITHOUT      

// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or    

// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License    

// for more details.                                                        

//

// You should have received a copy of the GNU General Public License        

// along with eCos; if not, write to the Free Software Foundation, Inc.,    

// 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.            

//

// As a special exception, if other files instantiate templates or use      

// macros or inline functions from this file, or you compile this file      

// and link it with other works to produce a work based on this file,       

// this file does not by itself cause the resulting work to be covered by   

// the GNU General Public License. However the source code for this file    

// must still be made available in accordance with section (3) of the GNU   

// General Public License v2.                                               

//

// This exception does not invalidate any other reasons why a work based    

// on this file might be covered by the GNU General Public License.         

// -------------------------------------------                              

// ####ECOSGPLCOPYRIGHTEND####                                              

//==========================================================================

//#####DESCRIPTIONBEGIN####

//

// Author(s):     gthomas

// Contributors:  gthomas

// Date:          1998-11-18

// Description:   Tool used for simple handshake downloads.

//####DESCRIPTIONEND####

#include <stdio.h>

#define SYNC_COUNT 63

int

main(int argc, char *argv[])

{

    int c, count, j;

    char cout, cin;

    FILE *in, *log;

    if ((in = fopen(argv[1], "r")) == (FILE *)NULL) {

        fprintf(stderr, "Can't open '%s'\n", argv[1]);

        exit(1);

    }

    if ((log = fopen("/tmp/dl.log", "w")) == (FILE *)NULL) {

        fprintf(stderr, "Can't open log file\n");

        exit(1);

    }

    fprintf(stderr, "Downloading '%s'\n", argv[1]);

    count = 0; j = 0;

    write(1, ">", 1);  // Magic start

    while ((c = fgetc(in)) != EOF) {

        cout = c;

        write(1, &cout, 1);

        if (++j == SYNC_COUNT) {

            read(0, &cin, 1);

            if (cin != cout) {

                fprintf(stderr, "Sync problem - in: %x, out: %x, byte: %x\n", cin, cout, count);

                fprintf(log, "Sync problem - in: %x, out: %x, byte: %x\n", cin, cout, count);

                fflush(log);

                break;

            }

            j = 0;

        }

        count++;

        if ((count % 256) == 255) fprintf(stderr, "%08X\n", count);

    }

    sleep(2);

    write(1, ":", 1);

    fclose(log);

    exit(0);

}