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git-svn-id: http://svn.code.sf.net/p/nuttx/code/trunk@5153 42af7a65-404d-4744-a932-0658087f49c3
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patacongo
2012-09-17 18:18:44 +00:00
commit 57623d42eb
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apps/examples/telnetd/Kconfig
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#
# For a description of the syntax of this configuration file,
# see misc/tools/kconfig-language.txt.
#
config EXAMPLES_TELNETD
bool "Telnet daemon example"
default n
---help---
Enable the Telnet daemon example
if EXAMPLES_TELNETD
endif
apps/examples/telnetd/Makefile
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############################################################################
# apps/examples/telnetd/Makefile
#
# Copyright (C) 2012 Gregory Nutt. All rights reserved.
# Author: Gregory Nutt <gnutt@nuttx.org>
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
# 3. Neither the name NuttX nor the names of its contributors may be
# used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
############################################################################
-include $(TOPDIR)/.config
-include $(TOPDIR)/Make.defs
include $(APPDIR)/Make.defs
# Hello, World! Example
ASRCS =
CSRCS = shell.c
AOBJS = $(ASRCS:.S=$(OBJEXT))
COBJS = $(CSRCS:.c=$(OBJEXT))
SRCS = $(ASRCS) $(CSRCS)
OBJS = $(AOBJS) $(COBJS)
ifeq ($(WINTOOL),y)
BIN = "${shell cygpath -w $(APPDIR)/libapps$(LIBEXT)}"
else
BIN = "$(APPDIR)/libapps$(LIBEXT)"
endif
ROOTDEPPATH = --dep-path .
# Buttons built-in application info
APPNAME = telnetd
PRIORITY = SCHED_PRIORITY_DEFAULT
STACKSIZE = 2048
# Common build
VPATH =
all: .built
.PHONY: context clean depend distclean
$(AOBJS): %$(OBJEXT): %.S
$(call ASSEMBLE, $<, $@)
$(COBJS): %$(OBJEXT): %.c
$(call COMPILE, $<, $@)
.built: $(OBJS)
@( for obj in $(OBJS) ; do \
$(call ARCHIVE, $(BIN), $${obj}); \
done ; )
@touch .built
.context:
ifeq ($(CONFIG_NSH_BUILTIN_APPS),y)
$(call REGISTER,$(APPNAME),$(PRIORITY),$(STACKSIZE),$(APPNAME)_main)
@touch $@
endif
context: .context
.depend: Makefile $(SRCS)
@$(MKDEP) $(ROOTDEPPATH) $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
@touch $@
depend: .depend
clean:
@rm -f *.o *~ .*.swp .built
$(call CLEAN)
distclean: clean
@rm -f Make.dep .depend
-include Make.dep
apps/examples/telnetd/README.txt
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README.txt
^^^^^^^^^^
This directory contains a functional port of the tiny uIP shell. In the
NuttX environment, the NuttShell (at apps/nshlib) supercedes this tiny
shell and also supports telnetd.
This example is retained here for reference purposes only.
apps/examples/telnetd/shell.c
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/****************************************************************************
* examples/telnetd/shell.c
*
* Copyright (C) 2012 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* This is a leverage of similar logic from uIP:
*
* Author: Adam Dunkels <adam@sics.se>
* Copyright (c) 2003, Adam Dunkels.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <net/if.h>
#include <apps/netutils/telnetd.h>
#include <apps/netutils/uiplib.h>
#include "shell.h"
/****************************************************************************
* Definitions
****************************************************************************/
/****************************************************************************
* Private Types
****************************************************************************/
struct ptentry_s
{
FAR const char *commandstr;
void (*pfunc)(int argc, char **argv);
};
/****************************************************************************
* Private Function Prototypes
****************************************************************************/
static void shell_help(int argc, char **argv);
static void shell_quit(int argc, char **argv);
static void shell_unknown(int argc, char **argv);
static void shell_parse(FAR char *line, int len);
/****************************************************************************
* Private Data
****************************************************************************/
static struct ptentry_s g_parsetab[] =
{
{"help", shell_help},
{"exit", shell_quit},
{"?", shell_help},
{NULL, shell_unknown}
};
/****************************************************************************
* Private Functions
****************************************************************************/
/****************************************************************************
* Name: shell_help
****************************************************************************/
static void shell_help(int argc, char **argv)
{
printf("Available commands:\n");
printf(" help, ? - show help\n");
printf(" exit - exit shell\n");
}
/****************************************************************************
* Name: shell_help
****************************************************************************/
static void shell_unknown(int argc, char **argv)
{
if (argv[0])
{
printf("Unknown command: %s\n", argv[0]);
}
}
/****************************************************************************
* Name: shell_quit
****************************************************************************/
static void shell_quit(int argc, char **argv)
{
printf("Bye!\n");
exit(0);
}
/****************************************************************************
* Name: shell_parse
****************************************************************************/
static void shell_parse(FAR char *line, int len)
{
struct ptentry_s *entry;
FAR char *cmd;
FAR char *saveptr;
/* Get the command from the beginning the line */
cmd = strtok_r(line, " \t\n\r\f\v", &saveptr);
if (cmd)
{
/* Now find the matching command in the command table */
for (entry = g_parsetab; entry->commandstr != NULL; entry++)
{
if (strncmp(entry->commandstr, cmd, strlen(entry->commandstr)) == 0)
{
break;
}
}
entry->pfunc(1, &cmd);
}
}
/****************************************************************************
* Name: shell_session
****************************************************************************/
int shell_session(int argc, char *argv[])
{
char line[128];
printf("uIP command shell -- NuttX style\n");
printf("Type '?' and return for help\n");
for(;;)
{
printf(SHELL_PROMPT);
fflush(stdout);
if (fgets(line, 128, stdin) == NULL)
{
break;
}
shell_parse(line, 128);
}
return 0;
}
/****************************************************************************
* Name: shell_netinit
****************************************************************************/
static void shell_netinit(void)
{
struct in_addr addr;
#ifdef CONFIG_EXAMPLE_TELNETD_NOMAC
uint8_t mac[IFHWADDRLEN];
#endif
/* Many embedded network interfaces must have a software assigned MAC */
#ifdef CONFIG_EXAMPLE_TELNETD_NOMAC
mac[0] = 0x00;
mac[1] = 0xe0;
mac[2] = 0xde;
mac[3] = 0xad;
mac[4] = 0xbe;
mac[5] = 0xef;
uip_setmacaddr("eth0", mac);
#endif
/* Set up our host address */
addr.s_addr = HTONL(CONFIG_EXAMPLE_TELNETD_IPADDR);
uip_sethostaddr("eth0", &addr);
/* Set up the default router address */
addr.s_addr = HTONL(CONFIG_EXAMPLE_TELNETD_DRIPADDR);
uip_setdraddr("eth0", &addr);
/* Setup the subnet mask */
addr.s_addr = HTONL(CONFIG_EXAMPLE_TELNETD_NETMASK);
uip_setnetmask("eth0", &addr);
}
/****************************************************************************
* Public Functions
****************************************************************************/
int shell_main(int argc, char *argv[])
{
struct telnetd_config_s config;
int ret;
/* Configure the network */
printf("shell_main: Initializing the network\n");
shell_netinit();
/* Configure the telnet daemon */
config.d_port = HTONS(23);
config.d_priority = CONFIG_EXAMPLES_TELNETD_DAEMONPRIO;
config.d_stacksize = CONFIG_EXAMPLES_TELNETD_DAEMONSTACKSIZE;
config.t_priority = CONFIG_EXAMPLES_TELNETD_CLIENTPRIO;
config.t_stacksize = CONFIG_EXAMPLES_TELNETD_CLIENTSTACKSIZE;
config.t_entry = shell_session;
/* Start the telnet daemon */
printf("shell_main: Starting the Telnet daemon\n");
ret = telnetd_start(&config);
if (ret < 0)
{
printf("Failed to tart the Telnet daemon\n");
}
printf("shell_main: Exiting\n");
return 0;
}
apps/examples/telnetd/shell.h
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/****************************************************************************
* apps/examples/telnetd/shell.h
* Interface for the Contiki shell.
*
* Copyright (C) 2012 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
#ifndef __APPS_EXAMPLES_TELNETD_SHELL_H
#define __APPS_EXAMPLES_TELNETD_SHELL_H
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* Configuration ************************************************************/
/* CONFIG_EXAMPLES_TELNETD_DAEMONPRIO - Priority of the Telnet daemon.
* Default: SCHED_PRIORITY_DEFAULT
* CONFIG_EXAMPLES_TELNETD_DAEMONSTACKSIZE - Stack size allocated for the
* Telnet daemon. Default: 2048
* CONFIG_EXAMPLES_TELNETD_CLIENTPRIO- Priority of the Telnet client.
* Default: SCHED_PRIORITY_DEFAULT
* CONFIG_EXAMPLES_TELNETD_CLIENTSTACKSIZE - Stack size allocated for the
* Telnet client. Default: 2048
* CONFIG_EXAMPLE_TELNETD_NOMAC - If the hardware has no MAC address of its
* own, define this =y to provide a bogus address for testing.
* CONFIG_EXAMPLE_TELNETD_IPADDR - The target IP address. Default 10.0.0.2
* CONFIG_EXAMPLE_TELNETD_DRIPADDR - The default router address. Default
* 10.0.0.1
* CONFIG_EXAMPLE_TELNETD_NETMASK - The network mask. Default: 255.255.255.0
*/
#ifndef CONFIG_EXAMPLES_TELNETD_DAEMONPRIO
# define CONFIG_EXAMPLES_TELNETD_DAEMONPRIO SCHED_PRIORITY_DEFAULT
#endif
#ifndef CONFIG_EXAMPLES_TELNETD_DAEMONSTACKSIZE
# define CONFIG_EXAMPLES_TELNETD_DAEMONSTACKSIZE 2048
#endif
#ifndef CONFIG_EXAMPLES_TELNETD_CLIENTPRIO
# define CONFIG_EXAMPLES_TELNETD_CLIENTPRIO SCHED_PRIORITY_DEFAULT
#endif
#ifndef CONFIG_EXAMPLES_TELNETD_CLIENTSTACKSIZE
# define CONFIG_EXAMPLES_TELNETD_CLIENTSTACKSIZE 2048
#endif
#ifndef CONFIG_EXAMPLE_TELNETD_IPADDR
# define CONFIG_EXAMPLE_TELNETD_IPADDR 0x0a000002
#endif
#ifndef CONFIG_EXAMPLE_TELNETD_DRIPADDR
# define CONFIG_EXAMPLE_TELNETD_DRIPADDR 0x0a000002
#endif
#ifndef CONFIG_EXAMPLE_TELNETD_NETMASK
# define CONFIG_EXAMPLE_TELNETD_NETMASK 0xffffff00
#endif
/* Other definitions ********************************************************/
#define SHELL_PROMPT "uIP 1.0> "
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
#endif /* __APPS_EXAMPLES_TELNETD_SHELL_H */