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/**
* Copyright (C) 2006 Henning Norén
*
* 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.
*/
#include "pdfparser.h"
#include <stdio.h>
#include <errno.h>
#include <stdlib.h>
//#include <sys/types.h>
//#include <sys/stat.h>
int
main(int argc, char **argv) {
int ret = 0;
EncData *e;
if(argc != 2) {
fprintf(stderr,"Usage: %s filename\n", argv[0]);
exit(1);
}
FILE *file;
if((file = fopen(argv[1], "r")) == 0) {
fprintf(stderr,"Error: file %s not found\n", argv[1]);
exit(2);
}
// int ch;
e = calloc(1,sizeof(EncData));
if(!openPDF(file,e)) {
fprintf(stderr, "Error: Not a valid PDF\n");
ret = 3;
goto out;
}
ret = getEncryptedInfo(file, e);
if(ret != 0) {
if(ret == EENCNF)
fprintf(stderr, "Error: Could not extract encryption information\n");
else if(ret == ETRANF)
fprintf(stderr, "Error: First trailer not found\n");
else if(ret == ETRENF)
fprintf(stderr, "Error: Encryption object not found in trailer\n");
else if(ret == ETRINF)
fprintf(stderr, "Error: ID object not found in trailer\n");
ret = 4;
goto out;
}
printEncData(e);
freeEncData(e);
if(fclose(file) != 0) {
fprintf(stderr, "Error: closing file %s\n", argv[1]);
}
return 0;
out:
freeEncData(e);
if(fclose(file) != 0) {
fprintf(stderr, "Error: closing file %s\n", argv[1]);
}
exit(ret);
}
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