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/*
* Copyright (C) 2006 Free Software Foundation
* Copyright (C) 2002 Fabio Fiorina
*
* This file is part of LIBTASN1.
*
* 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; either version 2 of the
* License, or (at your option) any later version.
*
* 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 Street, Fifth Floor, Boston, MA
* 02110-1301, USA
*/
/*****************************************************/
/* File: asn1Parser.c */
/* Description: program to parse a file with ASN1 */
/* definitions. */
/*****************************************************/
#include <stdio.h>
#include <string.h>
#include <libtasn1.h>
#include <stdlib.h>
#include <config.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef HAVE_GETOPT_H
#include <getopt.h>
#endif
char version_man[] = "asn1Parser (GNU libtasn1) " VERSION;
char help_man[] = "asn1Parser reads files with ASN1 definitions and\n"
"generates a C array to use with libtasn1 functions.\n"
"\n"
"Usage: asn1Parser [options] file\n"
"\n"
#ifdef HAVE_GETOPT_LONG
"Operation modes:\n"
" -h, --help shows this message and exit\n"
" -v, --version shows version information and exit.\n"
" -c, --check checks the syntax only.\n"
"\n"
"Output:\n"
" -o <file>, --output <file> output file\n"
" -n <name>, --name <name> array name\n";
#else
"Operation modes:\n"
" -h shows this message and exit\n"
" -v shows version information and exit.\n"
" -c checks the syntax only.\n"
"\n"
"Output:\n"
" -o <file> output file\n"
" -n <name> array name\n";
#endif
/********************************************************/
/* Function : main */
/* Description: */
/********************************************************/
int
main(int argc,char *argv[])
{
#ifdef HAVE_GETOPT_LONG
static struct option long_options[] =
{
{"help", no_argument, 0, 'h'},
{"version", no_argument, 0, 'v'},
{"check", no_argument, 0, 'c'},
{"output", required_argument, 0, 'o'},
{"name", required_argument, 0, 'n'},
{0, 0, 0, 0}
};
int option_index = 0;
#endif
int option_result;
char *outputFileName=NULL;
char *inputFileName=NULL;
char *vectorName=NULL;
int checkSyntaxOnly=0;
ASN1_TYPE pointer=ASN1_TYPE_EMPTY;
char errorDescription[MAX_ERROR_DESCRIPTION_SIZE];
int parse_result=ASN1_SUCCESS;
opterr=0; /* disable error messages from getopt */
printf("\n");
while(1){
#ifdef HAVE_GETOPT_LONG
option_result=getopt_long(argc,argv,"hvco:n:",long_options,&option_index);
#else
option_result=getopt(argc,argv,"hvco:n:");
#endif
if(option_result == -1) break;
switch(option_result){
case 0:
#ifdef HAVE_GETOPT_LONG
printf("option %s",long_options[option_index].name);
if(optarg) printf(" with arg %s",optarg);
printf("\n");
#endif
break;
case 'h': /* HELP */
printf("%s\n",help_man);
if(outputFileName) free(outputFileName);
if(vectorName) free(vectorName);
exit(0);
break;
case 'v': /* VERSION */
printf("%s\n",version_man);
if(outputFileName) free(outputFileName);
if(vectorName) free(vectorName);
exit(0);
break;
case 'c': /* CHECK SYNTAX */
checkSyntaxOnly = 1;
break;
case 'o': /* OUTPUT */
outputFileName=(char *)malloc(strlen(optarg)+1);
strcpy(outputFileName,optarg);
break;
case 'n': /* VECTOR NAME */
vectorName=(char *)malloc(strlen(optarg)+1);
strcpy(vectorName,optarg);
break;
case '?': /* UNKNOW OPTION */
fprintf(stderr,"asn1Parser: option '%s' not recognized or without argument.\n\n",argv[optind-1]);
printf("%s\n",help_man);
if(outputFileName) free(outputFileName);
if(vectorName) free(vectorName);
exit(1);
break;
default:
fprintf(stderr,"asn1Parser: ?? getopt returned character code Ox%x ??\n",option_result);
}
}
if(optind == argc){
fprintf(stderr,"asn1Parser: input file name missing.\n\n");
printf("%s\n",help_man);
if(outputFileName) free(outputFileName);
if(vectorName) free(vectorName);
exit(1);
}
else{
inputFileName=(char *)malloc(strlen(argv[optind])+1);
strcpy(inputFileName,argv[optind]);
}
if(checkSyntaxOnly == 1){
parse_result=asn1_parser2tree(inputFileName,&pointer,errorDescription);
asn1_delete_structure(&pointer);
}
else /* C VECTOR CREATION */
parse_result=asn1_parser2array(inputFileName,
outputFileName,vectorName,errorDescription);
switch(parse_result){
case ASN1_SUCCESS:
printf("Done.\n");
break;
case ASN1_FILE_NOT_FOUND:
printf("asn1Parser: FILE %s NOT FOUND\n",inputFileName);
break;
case ASN1_SYNTAX_ERROR:
case ASN1_IDENTIFIER_NOT_FOUND:
case ASN1_NAME_TOO_LONG:
printf("asn1Parser: %s\n",errorDescription);
break;
default:
printf("libtasn1 ERROR: %s\n",libtasn1_strerror(parse_result));
}
free(inputFileName);
if(outputFileName) free(outputFileName);
if(vectorName) free(vectorName);
if(parse_result != ASN1_SUCCESS) exit(1);
exit(0);
}
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