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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 Red Hat, 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.,

// 59 Temple Place, Suite 330, Boston, MA 02111-1307 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.

//

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

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

//

// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.

// at http://sources.redhat.com/ecos/ecos-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);

}