82 lines
2.8 KiB
C
82 lines
2.8 KiB
C
/*
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* Copyright (c) 2005, Swedish Institute of Computer Science
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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. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*
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* @(#)$Id: symtab-avr.c,v 1.3 2007/01/24 16:13:50 adamdunkels Exp $
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*/
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#include <stdio.h>
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#include <string.h>
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#include <avr/pgmspace.h>
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#include "symtab.h"
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#include "loader/symbols.h"
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#define SYMTAB_CONF_BINARY_SEARCH 0
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/*---------------------------------------------------------------------------*/
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void *
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symtab_lookup(const char *name)
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{
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uint16_t i=0;
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void* name_addr;
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for(name_addr = (void*)pgm_read_word(&symbols[0].name);
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name_addr != NULL;
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name_addr = (void*)pgm_read_word(&symbols[++i].name)) {
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if(strcmp_P (name, (const char*)name_addr) == 0) {
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return (void*)pgm_read_word(&symbols[i].value);
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}
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}
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return NULL;
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}
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/*---------------------------------------------------------------------------*/
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#if 0
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#define SYMTAB_PRINT_BUFFER_SIZE 30
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void
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symtab_print (void)
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{
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uint16_t i=0;
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const char* name_addr;
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char buf[SYMTAB_PRINT_BUFFER_SIZE];
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for(name_addr = (const char*)pgm_read_word(&symbols[0].name);
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name_addr != NULL;
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name_addr = pgm_read_word(&symbols[++i].name)) {
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strncpy_P (buf, (const char*)name_addr, SYMTAB_PRINT_BUFFER_SIZE);
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buf [SYMTAB_PRINT_BUFFER_SIZE - 1] = '\0';
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uint16_t value = pgm_read_word(&symbols[i].value);
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printf ("%s -> 0x%x\n", buf, value);
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}
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}
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#endif
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