2008-11-05 23:01:23 +01:00
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/****************************************************************************
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* config/us7032evb1/shterm/shterm.c
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*
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2009-12-15 21:56:22 +01:00
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* Copyright(C) 2008-2009 Gregory Nutt. All rights reserved.
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2012-09-13 20:32:24 +02:00
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* Author: Gregory Nutt <gnutt@nuttx.org>
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2008-11-05 23:01:23 +01:00
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES(INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <sys/stat.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <signal.h>
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2008-11-11 01:44:20 +01:00
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#include <ctype.h>
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2008-11-05 23:01:23 +01:00
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#include <termios.h>
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#include <fcntl.h>
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2008-11-11 01:44:20 +01:00
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#include <stdarg.h>
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2008-11-05 23:01:23 +01:00
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#include <errno.h>
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/****************************************************************************
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* Definitions
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****************************************************************************/
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/* Size of the circular buffer used for interrupt I/O */
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#define MAX_FILEPATH 255
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#define ENQ 5
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#define ACK 6
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#define DEFAULT_BAUD 9600
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2008-11-11 01:44:20 +01:00
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#define dbg(format, arg...) if (debug > 0) printconsole(format, ##arg)
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#define vdbg(format, arg...) if (debug > 1) printconsole(format, ##arg)
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2008-11-05 23:01:23 +01:00
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/****************************************************************************
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* Private Types
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****************************************************************************/
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/****************************************************************************
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* Private Function Prototypes
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****************************************************************************/
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static void sendfile(int fdtarg, char *filename, int verify);
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static void receivefile(int fdtarg, char *filename);
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static void getfilename(int fd, char *name);
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static int readbyte(int fd, char *ch);
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static void writebyte(int fd, char byte);
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static void close_tty(void);
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static void interrupt(int signo);
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static void show_usage(const char *progname, int exitcode);
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/****************************************************************************
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* Private Data
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****************************************************************************/
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static int debug = 0;
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static int g_fd = -1;
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static int g_fdnb = -1;
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2008-11-11 01:44:20 +01:00
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static FILE *g_logstream = NULL;
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2008-11-05 23:01:23 +01:00
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static const char g_dfttydev[] = "/dev/ttyS0";
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static const char *g_ttydev = g_dfttydev;
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2008-11-11 01:44:20 +01:00
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static const char *g_logfile = 0;
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2008-11-05 23:01:23 +01:00
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static int g_baud = DEFAULT_BAUD;
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static struct termios g_termios;
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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2008-11-11 01:44:20 +01:00
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/****************************************************************************
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* Name: putconsole
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****************************************************************************/
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static void putconsole(char ch)
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{
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if (g_logstream)
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{
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(void)putc(ch, g_logstream);
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}
|
2014-02-11 01:08:49 +01:00
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2008-11-11 01:44:20 +01:00
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(void)putchar(ch);
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}
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/****************************************************************************
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* Name: flushconsole
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****************************************************************************/
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static void flushconsole(void)
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{
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if (g_logstream)
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{
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(void)fflush(g_logstream);
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}
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(void)fflush(stdout);
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}
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/****************************************************************************
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* Name: printconsole
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****************************************************************************/
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static void printconsole(const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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if (g_logstream)
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{
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(void)vfprintf(g_logstream, fmt, ap);
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}
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2014-02-11 01:08:49 +01:00
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2008-11-11 01:44:20 +01:00
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(void)vprintf(fmt, ap);
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va_end(ap);
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}
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2008-11-05 23:01:23 +01:00
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/****************************************************************************
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* Name: sendfile
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****************************************************************************/
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static void sendfile(int fdtarg, char *filename, int verify)
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{
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char chin;
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char chout;
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int fdin;
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int nbytes;
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int ndots;
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int ret;
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2008-11-11 01:44:20 +01:00
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/* Source the source file */
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2008-11-05 23:01:23 +01:00
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fdin = open(filename, O_RDONLY);
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if (fdin < 0)
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{
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fprintf(stderr, "ERROR: Failed to open '%s' for reading\n", filename);
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(void)writebyte(fdin, '>');
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return;
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}
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if (verify)
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{
|
2008-11-11 01:44:20 +01:00
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printconsole("Verifying file '%s':\n", filename);
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2008-11-05 23:01:23 +01:00
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}
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else
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{
|
2008-11-11 01:44:20 +01:00
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printconsole("Loading file '%s':\n", filename);
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2008-11-05 23:01:23 +01:00
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}
|
2008-11-11 01:44:20 +01:00
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flushconsole();
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/* This loop processes each byte from the source file */
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2008-11-05 23:01:23 +01:00
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2008-11-11 01:44:20 +01:00
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nbytes = 0;
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ndots = 0;
|
2008-11-05 23:01:23 +01:00
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while ((ret = readbyte(fdin, &chout)) == 1)
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{
|
2008-11-11 01:44:20 +01:00
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/* If verbose debug is OFF, then output dots at a low rate */
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if (debug < 2)
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2008-11-05 23:01:23 +01:00
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{
|
2008-11-11 01:44:20 +01:00
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if (++nbytes > 64)
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2008-11-05 23:01:23 +01:00
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{
|
2008-11-11 01:44:20 +01:00
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nbytes = 0;
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putconsole('.');
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if (++ndots > 72)
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{
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putconsole('\n');
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ndots = 0;
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}
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flushconsole();
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2008-11-05 23:01:23 +01:00
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}
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}
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2008-11-11 01:44:20 +01:00
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/* If verbose debug is ON, dump everything */
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else if (chout == 'S')
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{
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printconsole("\n[%c", chout);
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}
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else if (isprint(chout))
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{
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printconsole("[%c", chout);
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}
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else
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{
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printconsole("[.");
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}
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/* Send the byte to the target */
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|
2008-11-05 23:01:23 +01:00
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writebyte(fdtarg, chout);
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|
2008-11-11 01:44:20 +01:00
|
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|
/* Get the response from the target. Loop until the target responds
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* by either echoing the byte sent or by sending '>'
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|
*/
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|
2008-11-05 23:01:23 +01:00
|
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do
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{
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ret = readbyte(fdtarg, &chin);
|
2008-11-11 01:44:20 +01:00
|
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/* If verbose debug is ON, echo the response from the target */
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|
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|
if (ret == 1 && debug >= 2)
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{
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|
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if (chin != chout)
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{
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|
if (isprint(chin))
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{
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|
putconsole(chin);
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|
}
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else
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|
{
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|
|
putconsole('.');
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|
|
}
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|
}
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else
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{
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|
|
putconsole(']');
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|
|
}
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|
}
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|
|
|
|
/* Check if the target is asking to terminate the transfer */
|
|
|
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|
2008-11-05 23:01:23 +01:00
|
|
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if (ret == 1 && chin == '>')
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{
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|
|
close(fdin);
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|
|
writebyte(fdtarg, ACK);
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|
return;
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|
}
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|
|
}
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|
|
while (ret == 1 && chin != chout);
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|
|
}
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|
|
writebyte(fdtarg, '>');
|
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|
|
do
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|
|
|
{
|
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|
|
ret = readbyte(fdtarg, &chin);
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|
|
|
}
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|
|
while (ret == 1 && chin != ENQ);
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|
|
close(fdin);
|
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|
|
writebyte(fdtarg, ACK);
|
|
|
|
}
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|
|
|
|
|
|
/****************************************************************************
|
|
|
|
* Name: receivefile
|
|
|
|
****************************************************************************/
|
|
|
|
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|
|
static void receivefile(int fdtarg, char *filename)
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|
|
{
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|
char ch;
|
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|
|
int fdout;
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|
|
int nbytes;
|
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|
|
int ndots;
|
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|
|
int ret;
|
|
|
|
|
|
|
|
fdout = open(filename, O_WRONLY | O_CREAT | O_TRUNC, 0644);
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|
|
if (fdout < 0)
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|
|
|
{
|
|
|
|
fprintf(stderr, "ERROR: Failed to open '%s' for writing\n", filename);
|
|
|
|
(void)writebyte(fdtarg, '>');
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
2008-11-11 01:44:20 +01:00
|
|
|
printconsole("Receiving file '%s':\n", filename);
|
|
|
|
flushconsole();
|
2008-11-05 23:01:23 +01:00
|
|
|
(void)writebyte(fdtarg, '+');
|
|
|
|
|
|
|
|
/* Synchronize */
|
|
|
|
|
|
|
|
do
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|
|
|
{
|
|
|
|
ret = readbyte(fdtarg, &ch);
|
|
|
|
}
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|
|
|
while (ret == 1 && ch != 'S' && ch != 'Q');
|
|
|
|
|
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|
|
nbytes = 0;
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|
|
ndots = 0;
|
|
|
|
|
|
|
|
/* Receive the file */
|
|
|
|
|
|
|
|
while (ret == 1)
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|
|
|
{
|
|
|
|
/* Check for end-of-file */
|
|
|
|
|
|
|
|
if (ch == '>')
|
|
|
|
{
|
|
|
|
close(fdout);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
writebyte(fdout, ch);
|
|
|
|
|
|
|
|
if (++nbytes > 256)
|
|
|
|
{
|
|
|
|
nbytes = 0;
|
2008-11-11 01:44:20 +01:00
|
|
|
putconsole('.');
|
2008-11-05 23:01:23 +01:00
|
|
|
if (++ndots > 72)
|
|
|
|
{
|
2008-11-11 01:44:20 +01:00
|
|
|
putconsole('\n');
|
2008-11-05 23:01:23 +01:00
|
|
|
ndots = 0;
|
|
|
|
}
|
2008-11-11 01:44:20 +01:00
|
|
|
flushconsole();
|
2008-11-05 23:01:23 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
ret = readbyte(fdtarg, &ch);
|
|
|
|
if (ch == '\r')
|
|
|
|
{
|
|
|
|
writebyte(fdtarg, '+');
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
close (fdout);
|
|
|
|
}
|
|
|
|
|
|
|
|
/****************************************************************************
|
|
|
|
* Name: getfilename
|
|
|
|
****************************************************************************/
|
|
|
|
|
|
|
|
static void getfilename(int fd, char *name)
|
|
|
|
{
|
|
|
|
char ch;
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
/* Skip over spaces */
|
|
|
|
|
|
|
|
do
|
|
|
|
{
|
|
|
|
ret = readbyte(fd, &ch);
|
|
|
|
}
|
2014-04-12 21:09:48 +02:00
|
|
|
while (ch == ' ' && ret == 1);
|
2008-11-05 23:01:23 +01:00
|
|
|
|
|
|
|
/* Concatenate the filename */
|
|
|
|
|
2014-04-12 21:09:48 +02:00
|
|
|
while (ret == 1 && ch > ' ')
|
2008-11-05 23:01:23 +01:00
|
|
|
{
|
|
|
|
*name++ = ch;
|
|
|
|
ret = readbyte(fd, &ch);
|
|
|
|
}
|
|
|
|
*name++ = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/****************************************************************************
|
|
|
|
* Name: readbyte
|
|
|
|
****************************************************************************/
|
|
|
|
|
|
|
|
static int readbyte(int fd, char *ch)
|
|
|
|
{
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
/* Read characters from the console, and echo them to the target tty */
|
|
|
|
|
|
|
|
ret = read(fd, ch, 1);
|
2014-04-12 20:53:19 +02:00
|
|
|
if (ret < 0)
|
2008-11-05 23:01:23 +01:00
|
|
|
{
|
2014-04-12 20:53:19 +02:00
|
|
|
if (errno != EAGAIN)
|
2008-11-05 23:01:23 +01:00
|
|
|
{
|
2008-11-11 01:44:20 +01:00
|
|
|
printconsole("ERROR: Failed to read from fd=%d: %s\n", fd, strerror(errno));
|
2008-11-05 23:01:23 +01:00
|
|
|
close_tty();
|
|
|
|
exit(12);
|
|
|
|
}
|
|
|
|
return -EAGAIN;
|
|
|
|
}
|
2014-04-12 20:53:19 +02:00
|
|
|
else if (ret > 1)
|
2008-11-05 23:01:23 +01:00
|
|
|
{
|
2008-11-11 01:44:20 +01:00
|
|
|
printconsole("ERROR: Unexpected number of bytes read(%d) from fd=%d\n", ret, fd);
|
2008-11-05 23:01:23 +01:00
|
|
|
close_tty();
|
|
|
|
exit(13);
|
|
|
|
}
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
/****************************************************************************
|
|
|
|
* Name: writebyte
|
|
|
|
****************************************************************************/
|
|
|
|
|
|
|
|
static void writebyte(int fd, char byte)
|
|
|
|
{
|
|
|
|
int ret = write(fd, &byte, 1);
|
2014-04-12 20:53:19 +02:00
|
|
|
if (ret < 0)
|
2008-11-05 23:01:23 +01:00
|
|
|
{
|
2008-11-11 01:44:20 +01:00
|
|
|
printconsole("ERROR: Failed to write to fd=%d: %s\n", fd, strerror(errno));
|
2008-11-05 23:01:23 +01:00
|
|
|
close_tty();
|
|
|
|
exit(14);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/****************************************************************************
|
|
|
|
* Name: close_tty
|
|
|
|
****************************************************************************/
|
|
|
|
|
|
|
|
static void close_tty(void)
|
|
|
|
{
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
if (g_fdnb >= 0)
|
|
|
|
{
|
|
|
|
(void)close(g_fdnb);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (g_fd >= 0)
|
|
|
|
{
|
|
|
|
ret = tcsetattr(g_fd, TCSANOW, &g_termios);
|
|
|
|
if (ret < 0)
|
|
|
|
{
|
2008-11-11 01:44:20 +01:00
|
|
|
printconsole("ERROR: Failed to restore termios for %s: %s\n", g_ttydev, strerror(errno));
|
2008-11-05 23:01:23 +01:00
|
|
|
}
|
|
|
|
(void)close(g_fd);
|
|
|
|
}
|
2008-11-11 01:44:20 +01:00
|
|
|
|
2014-02-11 01:08:49 +01:00
|
|
|
if (g_logstream)
|
2008-11-11 01:44:20 +01:00
|
|
|
{
|
|
|
|
(void)fclose(g_logstream);
|
|
|
|
}
|
2008-11-05 23:01:23 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
/****************************************************************************
|
|
|
|
* Name: interrupt
|
|
|
|
****************************************************************************/
|
|
|
|
|
|
|
|
static void interrupt(int signo)
|
|
|
|
{
|
2008-11-11 01:44:20 +01:00
|
|
|
printconsole("Exit-ing...\n");
|
2008-11-05 23:01:23 +01:00
|
|
|
close_tty();
|
|
|
|
exit(0);
|
|
|
|
}
|
|
|
|
|
|
|
|
/****************************************************************************
|
|
|
|
* Name: interrupt
|
|
|
|
****************************************************************************/
|
|
|
|
|
|
|
|
static void show_usage(const char *progname, int exitcode)
|
|
|
|
{
|
2008-11-11 01:44:20 +01:00
|
|
|
fprintf(stderr, "\nUSAGE: %s [-h] [-d] [-t <ttyname>] [-b <baud>] [-l <log-file>]\n", progname);
|
2008-11-05 23:01:23 +01:00
|
|
|
fprintf(stderr, "\nWhere:\n");
|
|
|
|
fprintf(stderr, "\t-h: Prints this message then exit.\n");
|
2008-11-11 01:44:20 +01:00
|
|
|
fprintf(stderr, "\t-d: Enable debug output (twice for verbose output).\n");
|
2008-11-05 23:01:23 +01:00
|
|
|
fprintf(stderr, "\t-t <ttyname>: Use <ttyname> device instead of %s.\n", g_dfttydev);
|
|
|
|
fprintf(stderr, "\t-b <baud>: Use <baud> instead of %d.\n", DEFAULT_BAUD);
|
2008-11-11 01:44:20 +01:00
|
|
|
fprintf(stderr, "\t-l <log-file>: Echo console output in <log-file>.\n");
|
2008-11-05 23:01:23 +01:00
|
|
|
exit(exitcode);
|
|
|
|
}
|
|
|
|
|
|
|
|
/****************************************************************************
|
|
|
|
* Public Functions
|
|
|
|
****************************************************************************/
|
|
|
|
|
|
|
|
int main(int argc, char **argv, char **envp)
|
|
|
|
{
|
|
|
|
struct termios tty;
|
|
|
|
char filename[MAX_FILEPATH];
|
|
|
|
char ch;
|
|
|
|
int speed;
|
|
|
|
int opt;
|
|
|
|
int oflags;
|
|
|
|
int ret;
|
|
|
|
|
2014-04-12 21:09:48 +02:00
|
|
|
while ((opt = getopt(argc, argv, ":dt:b:hl:")) != -1)
|
2008-11-05 23:01:23 +01:00
|
|
|
{
|
|
|
|
switch(opt)
|
|
|
|
{
|
|
|
|
case 'd':
|
|
|
|
debug++;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 't':
|
|
|
|
g_ttydev = optarg;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 'b':
|
|
|
|
g_baud = atoi(optarg);
|
|
|
|
break;
|
|
|
|
|
2008-11-11 01:44:20 +01:00
|
|
|
case 'h':
|
|
|
|
show_usage(argv[0], 0);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case 'l':
|
|
|
|
g_logfile = optarg;
|
|
|
|
break;
|
|
|
|
|
2008-11-05 23:01:23 +01:00
|
|
|
case ':':
|
|
|
|
fprintf(stderr, "ERROR: Missing argument to option '%c'\n", optopt);
|
|
|
|
show_usage(argv[0], 1);
|
|
|
|
break;
|
|
|
|
|
|
|
|
case '?':
|
|
|
|
fprintf(stderr, "ERROR: Unrecognized option '%c'\n", optopt);
|
|
|
|
show_usage(argv[0], 2);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2014-04-12 20:53:19 +02:00
|
|
|
if (optind < argc)
|
2008-11-05 23:01:23 +01:00
|
|
|
{
|
|
|
|
fprintf(stderr, "ERROR: Unexpected arguments at end of line\n");
|
|
|
|
show_usage(argv[0], 3);
|
|
|
|
}
|
|
|
|
|
2014-04-12 20:53:19 +02:00
|
|
|
switch (g_baud)
|
2008-11-05 23:01:23 +01:00
|
|
|
{
|
|
|
|
case 0: speed = B0; break;
|
|
|
|
case 50: speed = B50; break;
|
|
|
|
case 75: speed = B75; break;
|
|
|
|
case 110: speed = B110; break;
|
|
|
|
case 134: speed = B134; break;
|
|
|
|
case 150: speed = B150; break;
|
|
|
|
case 200: speed = B200; break;
|
|
|
|
case 300: speed = B300; break;
|
|
|
|
case 600: speed = B600; break;
|
|
|
|
case 1200: speed = B1200; break;
|
|
|
|
case 1800: speed = B1800; break;
|
|
|
|
case 2400: speed = B2400; break;
|
|
|
|
case 4800: speed = B4800; break;
|
|
|
|
case 9600: speed = B9600; break;
|
|
|
|
case 19200: speed = B19200; break;
|
|
|
|
case 38400: speed = B38400; break;
|
|
|
|
case 57600: speed = B57600; break;
|
|
|
|
case 115200: speed = B115200; break;
|
|
|
|
case 230400: speed = B230400; break;
|
|
|
|
|
|
|
|
default:
|
|
|
|
fprintf(stderr, "ERROR: Unsupported BAUD=%d\n", g_baud);
|
|
|
|
show_usage(argv[0], 4);
|
|
|
|
}
|
|
|
|
|
2008-11-11 01:44:20 +01:00
|
|
|
/* Was a log file specified? */
|
|
|
|
|
|
|
|
if (g_logfile)
|
|
|
|
{
|
|
|
|
g_logstream = fopen(g_logfile, "w");
|
|
|
|
if (!g_logstream)
|
|
|
|
{
|
|
|
|
fprintf(stderr, "ERROR: Failed to open '%s' for writing\n", g_logfile);
|
|
|
|
return 5;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2008-11-05 23:01:23 +01:00
|
|
|
/* Set the host stdin to O_NONBLOCK */
|
|
|
|
|
|
|
|
oflags = fcntl(0, F_GETFL, 0);
|
2014-04-12 20:53:19 +02:00
|
|
|
if (oflags == -1)
|
2008-11-05 23:01:23 +01:00
|
|
|
{
|
|
|
|
fprintf(stderr, "ERROR: fnctl(F_GETFL) failed: %s\n", strerror(errno));
|
2008-11-11 01:44:20 +01:00
|
|
|
return 6;
|
2008-11-05 23:01:23 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
ret = fcntl(0, F_SETFL, oflags | O_NONBLOCK);
|
2014-04-12 20:53:19 +02:00
|
|
|
if (ret < 0)
|
2008-11-05 23:01:23 +01:00
|
|
|
{
|
|
|
|
fprintf(stderr, "ERROR: fnctl(F_SETFL) failed: %s\n", strerror(errno));
|
2008-11-11 01:44:20 +01:00
|
|
|
return 7;
|
2008-11-05 23:01:23 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
/* Open the selected serial port (blocking)*/
|
|
|
|
|
|
|
|
g_fd = open(g_ttydev, O_RDWR);
|
2014-04-12 20:53:19 +02:00
|
|
|
if (g_fd < 0)
|
2008-11-05 23:01:23 +01:00
|
|
|
{
|
2008-11-11 01:44:20 +01:00
|
|
|
printconsole("ERROR: Failed to open %s: %s\n", g_ttydev, strerror(errno));
|
|
|
|
return 8;
|
2008-11-05 23:01:23 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
/* Configure the serial port in at the selected baud in 8-bit, no-parity, raw mode
|
|
|
|
* and turn off echo, etc.
|
|
|
|
*/
|
|
|
|
|
|
|
|
ret = tcgetattr(g_fd, &g_termios);
|
2014-04-12 20:53:19 +02:00
|
|
|
if (ret < 0)
|
2008-11-05 23:01:23 +01:00
|
|
|
{
|
2008-11-11 01:44:20 +01:00
|
|
|
printconsole("ERROR: Failed to get termios for %s: %s\n", g_ttydev, strerror(errno));
|
2008-11-05 23:01:23 +01:00
|
|
|
close(g_fd);
|
2008-11-11 01:44:20 +01:00
|
|
|
return 9;
|
2008-11-05 23:01:23 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
memcpy(&tty, &g_termios, sizeof(struct termios));
|
|
|
|
tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP|INLCR|IGNCR|ICRNL|IXON);
|
|
|
|
tty.c_oflag &= ~OPOST;
|
|
|
|
tty.c_lflag &= ~(ECHO|ECHONL|ICANON|ISIG|IEXTEN);
|
|
|
|
tty.c_cflag &= ~(CSIZE|PARENB);
|
|
|
|
tty.c_cflag |= CS8;
|
|
|
|
|
|
|
|
(void)cfsetispeed(&tty, speed);
|
|
|
|
(void)cfsetospeed(&tty, speed);
|
|
|
|
|
|
|
|
ret = tcsetattr(g_fd, TCSANOW, &tty);
|
2014-04-12 20:53:19 +02:00
|
|
|
if (ret < 0)
|
2008-11-05 23:01:23 +01:00
|
|
|
{
|
2008-11-11 01:44:20 +01:00
|
|
|
printconsole("ERROR: Failed to set termios for %s: %s\n", g_ttydev, strerror(errno));
|
2008-11-05 23:01:23 +01:00
|
|
|
close(g_fd);
|
2008-11-11 01:44:20 +01:00
|
|
|
return 10;
|
2008-11-05 23:01:23 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
#if 1
|
|
|
|
/* Open the selected serial port (non-blocking)*/
|
|
|
|
|
|
|
|
g_fdnb = open(g_ttydev, O_RDONLY | O_NONBLOCK);
|
2014-04-12 20:53:19 +02:00
|
|
|
if (g_fdnb < 0)
|
2008-11-05 23:01:23 +01:00
|
|
|
{
|
2008-11-11 01:44:20 +01:00
|
|
|
printconsole("ERROR: Failed to open %s: %s\n", g_ttydev, strerror(errno));
|
|
|
|
return 11;
|
2008-11-05 23:01:23 +01:00
|
|
|
}
|
|
|
|
#else
|
|
|
|
/* Create a non-blocking copy of the configure tty descriptor */
|
|
|
|
|
|
|
|
g_fdnb = dup(g_fd);
|
|
|
|
if (g_fdnb < 0)
|
|
|
|
{
|
2008-11-11 01:44:20 +01:00
|
|
|
printconsole("ERROR: Failed to dup %s fd=%d: %s\n", g_ttydev, g_fd, strerror(errno));
|
2008-11-05 23:01:23 +01:00
|
|
|
close_tty();
|
2008-11-11 01:44:20 +01:00
|
|
|
return 12;
|
2008-11-05 23:01:23 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
oflags = fcntl(g_fdnb, F_GETFL, 0);
|
2014-04-12 20:53:19 +02:00
|
|
|
if (oflags == -1)
|
2008-11-05 23:01:23 +01:00
|
|
|
{
|
|
|
|
fprintf(stderr, "ERROR: fnctl(F_GETFL) failed: %s\n", strerror(errno));
|
|
|
|
close_tty();
|
2008-11-11 01:44:20 +01:00
|
|
|
return 13;
|
2008-11-05 23:01:23 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
ret = fcntl(g_fdnb, F_SETFL, oflags | O_NONBLOCK);
|
2014-04-12 20:53:19 +02:00
|
|
|
if (ret < 0)
|
2008-11-05 23:01:23 +01:00
|
|
|
{
|
|
|
|
fprintf(stderr, "ERROR: fnctl(F_SETFL) failed: %s\n", strerror(errno));
|
|
|
|
close_tty();
|
2008-11-11 01:44:20 +01:00
|
|
|
return 14;
|
2008-11-05 23:01:23 +01:00
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* Catch attempts to control-C out of the program so that we can restore
|
|
|
|
* the TTY settings.
|
|
|
|
*/
|
|
|
|
|
|
|
|
signal(SIGINT, interrupt);
|
|
|
|
|
|
|
|
/* Loopo until control-C */
|
|
|
|
|
|
|
|
for(;;)
|
|
|
|
{
|
|
|
|
/* Read characters from the console, and echo them to the target tty */
|
|
|
|
|
|
|
|
ret = readbyte(0, &ch);
|
|
|
|
if (ret == 0)
|
|
|
|
{
|
2008-11-11 01:44:20 +01:00
|
|
|
printconsole("End-of-file: exitting\n");
|
2008-11-05 23:01:23 +01:00
|
|
|
close_tty();
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
else if (ret == 1)
|
|
|
|
{
|
|
|
|
writebyte(g_fd, ch);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Read characters from target TTY and echo them on the console */
|
|
|
|
|
|
|
|
ret = readbyte(g_fdnb, &ch);
|
|
|
|
if (ret == 0)
|
|
|
|
{
|
2008-11-11 01:44:20 +01:00
|
|
|
printconsole("ERROR: Unexpected number of bytes read(%d) from %s\n", ret, g_ttydev);
|
2008-11-05 23:01:23 +01:00
|
|
|
close_tty();
|
|
|
|
return 15;
|
|
|
|
}
|
|
|
|
else if (ret == 1)
|
|
|
|
{
|
|
|
|
if (ch == ENQ)
|
|
|
|
{
|
|
|
|
char ch1;
|
|
|
|
char ch2;
|
|
|
|
|
|
|
|
writebyte(g_fd, '*');
|
|
|
|
ret = readbyte(g_fd, &ch1);
|
|
|
|
if (ret != 1)
|
|
|
|
{
|
2008-11-11 01:44:20 +01:00
|
|
|
printconsole("ERROR: Unexpected number of bytes read(%d) from %s\n", ret, g_ttydev);
|
2008-11-05 23:01:23 +01:00
|
|
|
close_tty();
|
2008-11-11 01:44:20 +01:00
|
|
|
return 15;
|
2008-11-05 23:01:23 +01:00
|
|
|
}
|
|
|
|
ret = readbyte(g_fd, &ch2);
|
|
|
|
if (ret != 1)
|
|
|
|
{
|
2008-11-11 01:44:20 +01:00
|
|
|
printconsole("ERROR: Unexpected number of bytes read(%d) from %s\n", ret, g_ttydev);
|
2008-11-05 23:01:23 +01:00
|
|
|
close_tty();
|
2008-11-11 01:44:20 +01:00
|
|
|
return 16;
|
2008-11-05 23:01:23 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
getfilename(g_fd, filename);
|
|
|
|
|
|
|
|
if (ch1 == 'l' || ch1 == 'L')
|
|
|
|
{
|
|
|
|
sendfile(g_fd, filename, 0);
|
|
|
|
}
|
2014-02-11 01:08:49 +01:00
|
|
|
else if (ch1 == 'v' || ch1 == 'V')
|
2008-11-05 23:01:23 +01:00
|
|
|
{
|
|
|
|
sendfile(g_fd, filename, 1);
|
|
|
|
}
|
|
|
|
else if (ch1 == 's' || ch1 == 'S')
|
|
|
|
{
|
|
|
|
receivefile(g_fd, filename);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
2008-11-11 01:44:20 +01:00
|
|
|
putconsole(ch);
|
|
|
|
flushconsole();
|
2008-11-05 23:01:23 +01:00
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return 0;
|
|
|
|
}
|