Contiki 2.6
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00001 /* 00002 * Copyright (c) 2005, Swedish Institute of Computer Science 00003 * All rights reserved. 00004 * 00005 * Redistribution and use in source and binary forms, with or without 00006 * modification, are permitted provided that the following conditions 00007 * are met: 00008 * 1. Redistributions of source code must retain the above copyright 00009 * notice, this list of conditions and the following disclaimer. 00010 * 2. Redistributions in binary form must reproduce the above copyright 00011 * notice, this list of conditions and the following disclaimer in the 00012 * documentation and/or other materials provided with the distribution. 00013 * 3. Neither the name of the Institute nor the names of its contributors 00014 * may be used to endorse or promote products derived from this software 00015 * without specific prior written permission. 00016 * 00017 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 00018 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00019 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00020 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 00021 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 00022 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 00023 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 00024 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 00025 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 00026 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 00027 * SUCH DAMAGE. 00028 * 00029 * This file is part of the Contiki operating system. 00030 * 00031 * @(#)$Id: symtab-avr.c,v 1.3 2007/01/24 16:13:50 adamdunkels Exp $ 00032 */ 00033 00034 #include <stdio.h> 00035 #include <string.h> 00036 #include <avr/pgmspace.h> 00037 #include "symtab.h" 00038 #include "loader/symbols.h" 00039 00040 #define SYMTAB_CONF_BINARY_SEARCH 0 00041 00042 /*---------------------------------------------------------------------------*/ 00043 void * 00044 symtab_lookup(const char *name) 00045 { 00046 uint16_t i=0; 00047 void* name_addr; 00048 00049 for(name_addr = (void*)pgm_read_word(&symbols[0].name); 00050 name_addr != NULL; 00051 name_addr = (void*)pgm_read_word(&symbols[++i].name)) { 00052 00053 if(strcmp_P (name, (const char*)name_addr) == 0) { 00054 return (void*)pgm_read_word(&symbols[i].value); 00055 } 00056 } 00057 return NULL; 00058 } 00059 00060 /*---------------------------------------------------------------------------*/ 00061 00062 #if 0 00063 #define SYMTAB_PRINT_BUFFER_SIZE 30 00064 void 00065 symtab_print (void) 00066 { 00067 uint16_t i=0; 00068 const char* name_addr; 00069 char buf[SYMTAB_PRINT_BUFFER_SIZE]; 00070 00071 for(name_addr = (const char*)pgm_read_word(&symbols[0].name); 00072 name_addr != NULL; 00073 name_addr = pgm_read_word(&symbols[++i].name)) { 00074 00075 strncpy_P (buf, (const char*)name_addr, SYMTAB_PRINT_BUFFER_SIZE); 00076 buf [SYMTAB_PRINT_BUFFER_SIZE - 1] = '\0'; 00077 uint16_t value = pgm_read_word(&symbols[i].value); 00078 printf ("%s -> 0x%x\n", buf, value); 00079 } 00080 } 00081 #endif