openbios/fcode-utils/detok/detok.c

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• Hash : 837b7737
  Author :
  Date : 2006-08-18T09:07:34
  

  moving fcode suite to an extra directory git-svn-id: svn://coreboot.org/openbios/fcode-utils@74 f158a5a8-5612-0410-a976-696ce0be7e32

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• detok/detok.c

• /*
   *                     OpenBIOS - free your system! 
   *                            ( detokenizer )
   *                          
   *  detok.c parameter parsing and main detokenizer loop.  
   *  
   *  This program is part of a free implementation of the IEEE 1275-1994 
   *  Standard for Boot (Initialization Configuration) Firmware.
   *
   *  Copyright (C) 2001-2005 Stefan Reinauer, <stepan@openbios.org>
   *
   *  This program is free software; you can redistribute it and/or modify
   *  it under the terms of the GNU General Public License as published by
   *  the Free Software Foundation; version 2 of the License.
   *
   *  This program is distributed in the hope that it will be useful,
   *  but WITHOUT ANY WARRANTY; without even the implied warranty of
   *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   *  GNU General Public License for more details.
   *
   *  You should have received a copy of the GNU General Public License
   *  along with this program; if not, write to the Free Software
   *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA, 02110-1301 USA
   *
   */
  
  #include <stdio.h>
  #include <stdlib.h>
  #include <string.h>
  #include <unistd.h>
  #ifdef __GLIBC__
  #define _GNU_SOURCE
  #include <getopt.h>
  #else
  /* Some systems seem to have an incomplete unistd.h.
   * We need to define getopt() and optind for them.
   */
  extern int optind;
  int getopt(int argc, char * const argv[], const char *optstring);
  #endif
  
  #include "detok.h"
  #include "stream.h"
  
  #define DETOK_VERSION "0.6.1"
  
  /* prototypes for dictionary handling */
  void init_dictionary(void);
  void decode_token(u16 token);
  /* prototype for detokenizer function */
  int  detokenize(void);
  
  extern unsigned int decode_all, verbose, linenumbers;
  
  void print_copyright(void)
  {
          printf( "Welcome to the OpenBIOS detokenizer v%s\ndetok Copyright"
  		"(c) 2001-2005 by Stefan Reinauer.\nWritten by Stefan "
  		"Reinauer, <stepan@openbios.org>\n" "This program is "
  		"free software; you may redistribute it under the terms of\n"
  		"the GNU General Public License.  This program has absolutely"
  					" no warranty.\n\n" ,DETOK_VERSION);
  }
  
  void usage(char *name)
  {
  	printf( "usage: %s [OPTION]... [FCODE-FILE]...\n\n"
  		"         -v, --verbose     print fcode numbers\n"
  		"         -a, --all         don't stop at end0\n"
  		"         -n, --linenumbers print line numbers\n"
  		"         -o, --offsets     print byte offsets\n"
  		"         -h, --help        print this help text\n\n", name);
  }
  
  int main(int argc, char **argv)
  {
  	int c;
  	const char *optstring="vhano?";
  
  	while (1) {
  #ifdef __GLIBC__
  		int option_index = 0;
  		static struct option long_options[] = {
  			{ "verbose", 0, 0, 'v' },
  			{ "help", 0, 0, 'h' },
  			{ "all", 0, 0, 'a' },
  			{ "linenumbers", 0, 0, 'n' },
  			{ "offsets", 0, 0, 'o' },
  			{ 0, 0, 0, 0 }
  		};
  
  		c = getopt_long (argc, argv, optstring,
  				 long_options, &option_index);
  #else
  		c = getopt (argc, argv, optstring);
  #endif
  		if (c == -1)
  			break;
  
  		switch (c) {
  		case 'v':
  			verbose=1;
  			break;
  		case 'a':
  			decode_all=1;
  			break;
  		case 'n':
  			linenumbers|=1;
  			break;
  		case 'o':
  			linenumbers|=2;
  			break;
  		case 'h':
  		case '?':
  			print_copyright();
  			usage(argv[0]);
  			return 0;		
  		default:
  			print_copyright();
  			printf ("%s: unknown option.\n",argv[0]);
  			usage(argv[0]);
  			return 1;
  		}
  	}
  
  	if (verbose)
  		print_copyright();
  	
  	if (linenumbers>2)
  		printf("Line numbers will be disabled in favour of offsets.\n");
  	
  	if (optind >= argc) {
  		print_copyright();
  		printf ("%s: filename missing.\n",argv[0]);
  		usage(argv[0]);
  		return 1;
  	}
  	
  	init_dictionary();
  	
  	while (optind < argc) {
  		
  		if (init_stream(argv[optind])) {
  			printf ("Could not open file \"%s\".\n",argv[optind]);
  			optind++;
  			continue;
  		}
  		detokenize();
  		close_stream();
  		
  		optind++;
  	}
  	
  	printf("\n");
  	
  	return 0;
  }
  
  

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