1 /* 2 * Copyright (c) 2003, Adam Dunkels. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. The name of the author may not be used to endorse or promote 14 * products derived from this software without specific prior 15 * written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS 18 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY 21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE 23 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 25 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 26 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 27 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 * 29 * This file is part of the uIP TCP/IP stack. 30 * 31 * $Id: shell.c,v 1.1 2006/06/07 09:43:54 adam Exp $ 32 * 33 */ 34 35 #include "uip_shell.h" 36 37 #include <string.h> 38 39 struct ptentry { 40 char *commandstr; 41 void (* pfunc)(char *str); 42 }; 43 44 #define SHELL_PROMPT "uIP 1.0> " 45 46 /*---------------------------------------------------------------------------*/ 47 static void 48 parse(register char *str, struct ptentry *t) 49 { 50 struct ptentry *p; 51 for(p = t; p->commandstr != NULL; ++p) { 52 if(strncmp(p->commandstr, str, strlen(p->commandstr)) == 0) { 53 break; 54 } 55 } 56 57 p->pfunc(str); 58 } 59 /*---------------------------------------------------------------------------*/ 60 static void 61 inttostr(register char *str, unsigned int i) 62 { 63 str[0] = '0' + i / 100; 64 if(str[0] == '0') { 65 str[0] = ' '; 66 } 67 str[1] = '0' + (i / 10) % 10; 68 if(str[0] == ' ' && str[1] == '0') { 69 str[1] = ' '; 70 } 71 str[2] = '0' + i % 10; 72 str[3] = ' '; 73 str[4] = 0; 74 } 75 /*---------------------------------------------------------------------------*/ 76 static void 77 help(char *str) 78 { 79 shell_output("Available commands:", ""); 80 shell_output("stats - show network statistics", ""); 81 shell_output("conn - show TCP connections", ""); 82 shell_output("help, ? - show help", ""); 83 shell_output("exit - exit shell", ""); 84 } 85 /*---------------------------------------------------------------------------*/ 86 static void 87 unknown(char *str) 88 { 89 if(strlen(str) > 0) { 90 shell_output("Unknown command: ", str); 91 } 92 } 93 /*---------------------------------------------------------------------------*/ 94 static struct ptentry parsetab[] = 95 {{"stats", help}, 96 {"conn", help}, 97 {"help", help}, 98 {"exit", shell_quit}, 99 {"?", help}, 100 101 /* Default action */ 102 {NULL, unknown}}; 103 /*---------------------------------------------------------------------------*/ 104 void 105 shell_init(void) 106 { 107 } 108 /*---------------------------------------------------------------------------*/ 109 void 110 shell_start(void) 111 { 112 shell_output("uIP command shell", ""); 113 shell_output("Type '?' and return for help", ""); 114 shell_prompt(SHELL_PROMPT); 115 } 116 /*---------------------------------------------------------------------------*/ 117 void 118 shell_input(char *cmd) 119 { 120 parse(cmd, parsetab); 121 shell_prompt(SHELL_PROMPT); 122 } 123 /*---------------------------------------------------------------------------*/ 124