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-rw-r--r--uip/apps/telnetd/Makefile.telnetd1
-rw-r--r--uip/apps/telnetd/shell.c123
-rw-r--r--uip/apps/telnetd/shell.h104
-rw-r--r--uip/apps/telnetd/telnetd.c350
-rw-r--r--uip/apps/telnetd/telnetd.h63
5 files changed, 641 insertions, 0 deletions
diff --git a/uip/apps/telnetd/Makefile.telnetd b/uip/apps/telnetd/Makefile.telnetd
new file mode 100644
index 0000000..afb1b59
--- /dev/null
+++ b/uip/apps/telnetd/Makefile.telnetd
@@ -0,0 +1 @@
+APP_SOURCES += telnetd.c shell.c memb.c
diff --git a/uip/apps/telnetd/shell.c b/uip/apps/telnetd/shell.c
new file mode 100644
index 0000000..9345cae
--- /dev/null
+++ b/uip/apps/telnetd/shell.c
@@ -0,0 +1,123 @@
+ /*
+ * 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. 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.
+ *
+ * This file is part of the uIP TCP/IP stack.
+ *
+ * $Id: shell.c,v 1.1 2006/06/07 09:43:54 adam Exp $
+ *
+ */
+
+#include "shell.h"
+
+#include <string.h>
+
+struct ptentry {
+ char *commandstr;
+ void (* pfunc)(char *str);
+};
+
+#define SHELL_PROMPT "uIP 1.0> "
+
+/*---------------------------------------------------------------------------*/
+static void
+parse(register char *str, struct ptentry *t)
+{
+ struct ptentry *p;
+ for(p = t; p->commandstr != NULL; ++p) {
+ if(strncmp(p->commandstr, str, strlen(p->commandstr)) == 0) {
+ break;
+ }
+ }
+
+ p->pfunc(str);
+}
+/*---------------------------------------------------------------------------*/
+static void
+inttostr(register char *str, unsigned int i)
+{
+ str[0] = '0' + i / 100;
+ if(str[0] == '0') {
+ str[0] = ' ';
+ }
+ str[1] = '0' + (i / 10) % 10;
+ if(str[0] == ' ' && str[1] == '0') {
+ str[1] = ' ';
+ }
+ str[2] = '0' + i % 10;
+ str[3] = ' ';
+ str[4] = 0;
+}
+/*---------------------------------------------------------------------------*/
+static void
+help(char *str)
+{
+ shell_output("Available commands:", "");
+ shell_output("stats - show network statistics", "");
+ shell_output("conn - show TCP connections", "");
+ shell_output("help, ? - show help", "");
+ shell_output("exit - exit shell", "");
+}
+/*---------------------------------------------------------------------------*/
+static void
+unknown(char *str)
+{
+ if(strlen(str) > 0) {
+ shell_output("Unknown command: ", str);
+ }
+}
+/*---------------------------------------------------------------------------*/
+static struct ptentry parsetab[] =
+ {{"stats", help},
+ {"conn", help},
+ {"help", help},
+ {"exit", shell_quit},
+ {"?", help},
+
+ /* Default action */
+ {NULL, unknown}};
+/*---------------------------------------------------------------------------*/
+void
+shell_init(void)
+{
+}
+/*---------------------------------------------------------------------------*/
+void
+shell_start(void)
+{
+ shell_output("uIP command shell", "");
+ shell_output("Type '?' and return for help", "");
+ shell_prompt(SHELL_PROMPT);
+}
+/*---------------------------------------------------------------------------*/
+void
+shell_input(char *cmd)
+{
+ parse(cmd, parsetab);
+ shell_prompt(SHELL_PROMPT);
+}
+/*---------------------------------------------------------------------------*/
diff --git a/uip/apps/telnetd/shell.h b/uip/apps/telnetd/shell.h
new file mode 100644
index 0000000..b57d7be
--- /dev/null
+++ b/uip/apps/telnetd/shell.h
@@ -0,0 +1,104 @@
+/**
+ * \file
+ * Interface for the Contiki shell.
+ * \author Adam Dunkels <adam@dunkels.com>
+ *
+ * Some of the functions declared in this file must be implemented as
+ * a shell back-end in the architecture specific files of a Contiki
+ * port.
+ */
+
+
+/*
+ * 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. 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.
+ *
+ * This file is part of the Contiki desktop OS.
+ *
+ * $Id: shell.h,v 1.1 2006/06/07 09:43:54 adam Exp $
+ *
+ */
+#ifndef __SHELL_H__
+#define __SHELL_H__
+
+/**
+ * Initialize the shell.
+ *
+ * Called when the shell front-end process starts. This function may
+ * be used to start listening for signals.
+ */
+void shell_init(void);
+
+/**
+ * Start the shell back-end.
+ *
+ * Called by the front-end when a new shell is started.
+ */
+void shell_start(void);
+
+/**
+ * Process a shell command.
+ *
+ * This function will be called by the shell GUI / telnet server whan
+ * a command has been entered that should be processed by the shell
+ * back-end.
+ *
+ * \param command The command to be processed.
+ */
+void shell_input(char *command);
+
+/**
+ * Quit the shell.
+ *
+ */
+void shell_quit(char *);
+
+
+/**
+ * Print a string to the shell window.
+ *
+ * This function is implemented by the shell GUI / telnet server and
+ * can be called by the shell back-end to output a string in the
+ * shell window. The string is automatically appended with a linebreak.
+ *
+ * \param str1 The first half of the string to be output.
+ * \param str2 The second half of the string to be output.
+ */
+void shell_output(char *str1, char *str2);
+
+/**
+ * Print a prompt to the shell window.
+ *
+ * This function can be used by the shell back-end to print out a
+ * prompt to the shell window.
+ *
+ * \param prompt The prompt to be printed.
+ *
+ */
+void shell_prompt(char *prompt);
+
+#endif /* __SHELL_H__ */
diff --git a/uip/apps/telnetd/telnetd.c b/uip/apps/telnetd/telnetd.c
new file mode 100644
index 0000000..7a5ae85
--- /dev/null
+++ b/uip/apps/telnetd/telnetd.c
@@ -0,0 +1,350 @@
+/*
+ * 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. 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.
+ *
+ * This file is part of the uIP TCP/IP stack
+ *
+ * $Id: telnetd.c,v 1.2 2006/06/07 09:43:54 adam Exp $
+ *
+ */
+
+#include "uip.h"
+#include "telnetd.h"
+#include "memb.h"
+#include "shell.h"
+
+#include <string.h>
+
+#define ISO_nl 0x0a
+#define ISO_cr 0x0d
+
+struct telnetd_line {
+ char line[TELNETD_CONF_LINELEN];
+};
+MEMB(linemem, struct telnetd_line, TELNETD_CONF_NUMLINES);
+
+#define STATE_NORMAL 0
+#define STATE_IAC 1
+#define STATE_WILL 2
+#define STATE_WONT 3
+#define STATE_DO 4
+#define STATE_DONT 5
+#define STATE_CLOSE 6
+
+static struct telnetd_state s;
+
+#define TELNET_IAC 255
+#define TELNET_WILL 251
+#define TELNET_WONT 252
+#define TELNET_DO 253
+#define TELNET_DONT 254
+/*---------------------------------------------------------------------------*/
+static char *
+alloc_line(void)
+{
+ return memb_alloc(&linemem);
+}
+/*---------------------------------------------------------------------------*/
+static void
+dealloc_line(char *line)
+{
+ memb_free(&linemem, line);
+}
+/*---------------------------------------------------------------------------*/
+void
+shell_quit(char *str)
+{
+ s.state = STATE_CLOSE;
+}
+/*---------------------------------------------------------------------------*/
+static void
+sendline(char *line)
+{
+ static unsigned int i;
+
+ for(i = 0; i < TELNETD_CONF_NUMLINES; ++i) {
+ if(s.lines[i] == NULL) {
+ s.lines[i] = line;
+ break;
+ }
+ }
+ if(i == TELNETD_CONF_NUMLINES) {
+ dealloc_line(line);
+ }
+}
+/*---------------------------------------------------------------------------*/
+void
+shell_prompt(char *str)
+{
+ char *line;
+ line = alloc_line();
+ if(line != NULL) {
+ strncpy(line, str, TELNETD_CONF_LINELEN);
+ /* petsciiconv_toascii(line, TELNETD_CONF_LINELEN);*/
+ sendline(line);
+ }
+}
+/*---------------------------------------------------------------------------*/
+void
+shell_output(char *str1, char *str2)
+{
+ static unsigned len;
+ char *line;
+
+ line = alloc_line();
+ if(line != NULL) {
+ len = strlen(str1);
+ strncpy(line, str1, TELNETD_CONF_LINELEN);
+ if(len < TELNETD_CONF_LINELEN) {
+ strncpy(line + len, str2, TELNETD_CONF_LINELEN - len);
+ }
+ len = strlen(line);
+ if(len < TELNETD_CONF_LINELEN - 2) {
+ line[len] = ISO_cr;
+ line[len+1] = ISO_nl;
+ line[len+2] = 0;
+ }
+ /* petsciiconv_toascii(line, TELNETD_CONF_LINELEN);*/
+ sendline(line);
+ }
+}
+/*---------------------------------------------------------------------------*/
+void
+telnetd_init(void)
+{
+ uip_listen(HTONS(23));
+ memb_init(&linemem);
+ shell_init();
+}
+/*---------------------------------------------------------------------------*/
+static void
+acked(void)
+{
+ static unsigned int i;
+
+ while(s.numsent > 0) {
+ dealloc_line(s.lines[0]);
+ for(i = 1; i < TELNETD_CONF_NUMLINES; ++i) {
+ s.lines[i - 1] = s.lines[i];
+ }
+ s.lines[TELNETD_CONF_NUMLINES - 1] = NULL;
+ --s.numsent;
+ }
+}
+/*---------------------------------------------------------------------------*/
+static void
+senddata(void)
+{
+ static char *bufptr, *lineptr;
+ static int buflen, linelen;
+
+ bufptr = uip_appdata;
+ buflen = 0;
+ for(s.numsent = 0; s.numsent < TELNETD_CONF_NUMLINES &&
+ s.lines[s.numsent] != NULL ; ++s.numsent) {
+ lineptr = s.lines[s.numsent];
+ linelen = strlen(lineptr);
+ if(linelen > TELNETD_CONF_LINELEN) {
+ linelen = TELNETD_CONF_LINELEN;
+ }
+ if(buflen + linelen < uip_mss()) {
+ memcpy(bufptr, lineptr, linelen);
+ bufptr += linelen;
+ buflen += linelen;
+ } else {
+ break;
+ }
+ }
+ uip_send(uip_appdata, buflen);
+}
+/*---------------------------------------------------------------------------*/
+static void
+closed(void)
+{
+ static unsigned int i;
+
+ for(i = 0; i < TELNETD_CONF_NUMLINES; ++i) {
+ if(s.lines[i] != NULL) {
+ dealloc_line(s.lines[i]);
+ }
+ }
+}
+/*---------------------------------------------------------------------------*/
+static void
+get_char(u8_t c)
+{
+ if(c == ISO_cr) {
+ return;
+ }
+
+ s.buf[(int)s.bufptr] = c;
+ if(s.buf[(int)s.bufptr] == ISO_nl ||
+ s.bufptr == sizeof(s.buf) - 1) {
+ if(s.bufptr > 0) {
+ s.buf[(int)s.bufptr] = 0;
+ /* petsciiconv_topetscii(s.buf, TELNETD_CONF_LINELEN);*/
+ }
+ shell_input(s.buf);
+ s.bufptr = 0;
+ } else {
+ ++s.bufptr;
+ }
+}
+/*---------------------------------------------------------------------------*/
+static void
+sendopt(u8_t option, u8_t value)
+{
+ char *line;
+ line = alloc_line();
+ if(line != NULL) {
+ line[0] = TELNET_IAC;
+ line[1] = option;
+ line[2] = value;
+ line[3] = 0;
+ sendline(line);
+ }
+}
+/*---------------------------------------------------------------------------*/
+static void
+newdata(void)
+{
+ u16_t len;
+ u8_t c;
+ char *dataptr;
+
+
+ len = uip_datalen();
+ dataptr = (char *)uip_appdata;
+
+ while(len > 0 && s.bufptr < sizeof(s.buf)) {
+ c = *dataptr;
+ ++dataptr;
+ --len;
+ switch(s.state) {
+ case STATE_IAC:
+ if(c == TELNET_IAC) {
+ get_char(c);
+ s.state = STATE_NORMAL;
+ } else {
+ switch(c) {
+ case TELNET_WILL:
+ s.state = STATE_WILL;
+ break;
+ case TELNET_WONT:
+ s.state = STATE_WONT;
+ break;
+ case TELNET_DO:
+ s.state = STATE_DO;
+ break;
+ case TELNET_DONT:
+ s.state = STATE_DONT;
+ break;
+ default:
+ s.state = STATE_NORMAL;
+ break;
+ }
+ }
+ break;
+ case STATE_WILL:
+ /* Reply with a DONT */
+ sendopt(TELNET_DONT, c);
+ s.state = STATE_NORMAL;
+ break;
+
+ case STATE_WONT:
+ /* Reply with a DONT */
+ sendopt(TELNET_DONT, c);
+ s.state = STATE_NORMAL;
+ break;
+ case STATE_DO:
+ /* Reply with a WONT */
+ sendopt(TELNET_WONT, c);
+ s.state = STATE_NORMAL;
+ break;
+ case STATE_DONT:
+ /* Reply with a WONT */
+ sendopt(TELNET_WONT, c);
+ s.state = STATE_NORMAL;
+ break;
+ case STATE_NORMAL:
+ if(c == TELNET_IAC) {
+ s.state = STATE_IAC;
+ } else {
+ get_char(c);
+ }
+ break;
+ }
+
+
+ }
+
+}
+/*---------------------------------------------------------------------------*/
+void
+telnetd_appcall(void)
+{
+ static unsigned int i;
+ if(uip_connected()) {
+ /* tcp_markconn(uip_conn, &s);*/
+ for(i = 0; i < TELNETD_CONF_NUMLINES; ++i) {
+ s.lines[i] = NULL;
+ }
+ s.bufptr = 0;
+ s.state = STATE_NORMAL;
+
+ shell_start();
+ }
+
+ if(s.state == STATE_CLOSE) {
+ s.state = STATE_NORMAL;
+ uip_close();
+ return;
+ }
+
+ if(uip_closed() ||
+ uip_aborted() ||
+ uip_timedout()) {
+ closed();
+ }
+
+ if(uip_acked()) {
+ acked();
+ }
+
+ if(uip_newdata()) {
+ newdata();
+ }
+
+ if(uip_rexmit() ||
+ uip_newdata() ||
+ uip_acked() ||
+ uip_connected() ||
+ uip_poll()) {
+ senddata();
+ }
+}
+/*---------------------------------------------------------------------------*/
diff --git a/uip/apps/telnetd/telnetd.h b/uip/apps/telnetd/telnetd.h
new file mode 100644
index 0000000..2ee8acd
--- /dev/null
+++ b/uip/apps/telnetd/telnetd.h
@@ -0,0 +1,63 @@
+/*
+ * 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. 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.
+ *
+ * This file is part of the uIP TCP/IP stack
+ *
+ * $Id: telnetd.h,v 1.2 2006/06/07 09:43:54 adam Exp $
+ *
+ */
+#ifndef __TELNETD_H__
+#define __TELNETD_H__
+
+#include "uipopt.h"
+
+void telnetd_appcall(void);
+
+#ifndef TELNETD_CONF_LINELEN
+#define TELNETD_CONF_LINELEN 40
+#endif
+#ifndef TELNETD_CONF_NUMLINES
+#define TELNETD_CONF_NUMLINES 16
+#endif
+
+struct telnetd_state {
+ char *lines[TELNETD_CONF_NUMLINES];
+ char buf[TELNETD_CONF_LINELEN];
+ char bufptr;
+ u8_t numsent;
+ u8_t state;
+};
+
+typedef struct telnetd_state uip_tcp_appstate_t;
+
+#ifndef UIP_APPCALL
+#define UIP_APPCALL telnetd_appcall
+#endif
+
+#endif /* __TELNETD_H__ */
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