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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2011-03-19 21:04:13 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2011-03-19 21:04:13 +0000 |
commit | 7cc856ea2f1808e98387ea66537ecbc6c3de2f88 (patch) | |
tree | 673b6eef191373f0607e5b9a9f79ad390e9bb970 /apps/netutils/telnetd/shell.c | |
parent | 7267882ebd0a6aa79cf88b7f42675804eaff1bcf (diff) | |
download | nuttx-7cc856ea2f1808e98387ea66537ecbc6c3de2f88.tar.gz nuttx-7cc856ea2f1808e98387ea66537ecbc6c3de2f88.tar.bz2 nuttx-7cc856ea2f1808e98387ea66537ecbc6c3de2f88.zip |
Move nuttx/netutils to apps/netutils
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3401 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'apps/netutils/telnetd/shell.c')
-rw-r--r-- | apps/netutils/telnetd/shell.c | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/apps/netutils/telnetd/shell.c b/apps/netutils/telnetd/shell.c new file mode 100644 index 000000000..93fd11601 --- /dev/null +++ b/apps/netutils/telnetd/shell.c @@ -0,0 +1,139 @@ +/**************************************************************************** + * netutils/telnetd/telnetd.c + * + * Copyright (C) 2007 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <spudmonkey@racsa.co.cr> + * + * 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 <string.h> +#include "shell.h" + +/**************************************************************************** + * Definitions + ****************************************************************************/ + +#define SHELL_PROMPT "uIP 1.0> " + +/**************************************************************************** + * Private Types + ****************************************************************************/ + +struct ptentry_s +{ + char *commandstr; + void (* pfunc)(void *handle, char *str); +}; + +/**************************************************************************** + * Private Function Prototypes + ****************************************************************************/ + +static void parse(void *handle, register char *str, struct ptentry_s *t); +static void help(void *handle, char *str); +static void unknown(void *handle, char *str); + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +static struct ptentry_s g_parsetab[] = +{ + {"stats", help}, + {"conn", help}, + {"help", help}, + {"exit", shell_quit}, + {"?", help}, + {NULL, unknown} +}; + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +static void parse(void *handle, char *str, struct ptentry_s *t) +{ + struct ptentry_s *p; + + for (p = t; p->commandstr != NULL; ++p) + { + if (strncmp(p->commandstr, str, strlen(p->commandstr)) == 0) + { + break; + } + } + + p->pfunc(handle, str); +} + +static void help(void *handle, char *str) +{ + shell_output(handle, "Available commands:"); + shell_output(handle, "stats - show network statistics"); + shell_output(handle, "conn - show TCP connections"); + shell_output(handle, "help, ? - show help"); + shell_output(handle, "exit - exit shell"); +} + +static void unknown(void *handle, char *str) +{ + if (strlen(str) > 0) + { + shell_output(handle, "Unknown command: ", str); + } +} + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +void shell_init(void *handle) +{ +} + +void shell_start(void *handle) +{ + shell_output(handle, "uIP command shell"); + shell_output(handle, "Type '?' and return for help"); + shell_prompt(handle, SHELL_PROMPT); +} + +void shell_input(void *handle, char *cmd) +{ + parse(handle, cmd, g_parsetab); + shell_prompt(handle, SHELL_PROMPT); +} |