132 lines
3.8 KiB
C
132 lines
3.8 KiB
C
/*
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* Copyright (c) 2003, Adam Dunkels.
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* All rights reserved.
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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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* 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 the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote
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* products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This file is part of the uIP TCP/IP stack.
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*
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* $Id: shell.c,v 1.1 2006/06/07 09:43:54 adam Exp $
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*
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*/
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#include "shell.h"
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#include <string.h>
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struct ptentry
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{
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char *commandstr;
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void (* pfunc)(char *str);
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};
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#define SHELL_PROMPT "uIP 1.0> "
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/*---------------------------------------------------------------------------*/
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static void
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parse(register char *str, struct ptentry *t)
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{
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struct ptentry *p;
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for (p = t; p->commandstr != NULL; ++p)
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{
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if (strncmp(p->commandstr, str, strlen(p->commandstr)) == 0)
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{
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break;
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}
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}
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p->pfunc(str);
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}
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/*---------------------------------------------------------------------------*/
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static void
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inttostr(register char *str, unsigned int i)
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{
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str[0] = '0' + i / 100;
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if (str[0] == '0')
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{
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str[0] = ' ';
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}
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str[1] = '0' + (i / 10) % 10;
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if (str[0] == ' ' && str[1] == '0')
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{
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str[1] = ' ';
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}
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str[2] = '0' + i % 10;
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str[3] = ' ';
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str[4] = 0;
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}
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/*---------------------------------------------------------------------------*/
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static void
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help(char *str)
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{
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shell_output("Available commands:", "");
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shell_output("stats - show network statistics", "");
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shell_output("conn - show TCP connections", "");
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shell_output("help, ? - show help", "");
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shell_output("exit - exit shell", "");
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}
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/*---------------------------------------------------------------------------*/
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static void
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unknown(char *str)
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{
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if (strlen(str) > 0)
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{
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shell_output("Unknown command: ", str);
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}
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}
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/*---------------------------------------------------------------------------*/
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static struct ptentry parsetab[] =
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{
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{"stats", help},
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{"conn", help},
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{"help", help},
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{"exit", shell_quit},
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{"?", help},
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/* Default action */
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{NULL, unknown}
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};
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/*---------------------------------------------------------------------------*/
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void
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shell_init(void)
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{
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}
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/*---------------------------------------------------------------------------*/
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void
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shell_start(void)
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{
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shell_output("uIP command shell", "");
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shell_output("Type '?' and return for help", "");
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shell_prompt(SHELL_PROMPT);
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}
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/*---------------------------------------------------------------------------*/
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void
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shell_input(char *cmd)
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{
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parse(cmd, parsetab);
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shell_prompt(SHELL_PROMPT);
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}
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/*---------------------------------------------------------------------------*/
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