/**
 * 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 <stdio.h>
#include <stdlib.h>
#include "pdfcrack_common.h"

void freeEncData(EncData * e)
{
	if (!e)
		return;
	if (e->o_string)
		free(e->o_string);
	if (e->u_string)
		free(e->u_string);
	if (e->fileID)
		free(e->fileID);
	if (e->s_handler)
		free(e->s_handler);
	free(e);
}

void printEncData(EncData * e)
{
	unsigned int i;
	uint8_t ch;

	printf("PDF version %d.%d\n", e->version_major, e->version_minor);
	if (e->s_handler)
		printf("Security Handler: %s\n", e->s_handler);
	printf("V: %d\nR: %d\nP: %d\nLength: %d\nEncrypted Metadata: %s\n",
	    e->version, e->revision, e->permissions, e->length,
	    e->encryptMetaData ? "True" : "False");
	printf("FileID: ");
	for (i = 0; i < e->fileIDLen; i++) {
		ch = e->fileID[i];
		if (ch < 16)
			printf("0%x", ch);
		else
			printf("%x", ch);
	}

  /** Assume u_string and o_string is of length 32. Not safe, but the code
      as a whole needs a rewrite anyway
  */
	if (e->u_string) {
		printf("\nU: ");
		for (i = 0; i < 32; i++) {
			ch = e->u_string[i];
			if (ch < 16)
				printf("0%x", ch);
			else
				printf("%x", ch);
		}
	}
	if (e->o_string) {
		printf("\nO: ");
		for (i = 0; i < 32; i++) {
			ch = e->o_string[i];
			if (ch < 16)
				printf("0%x", ch);
			else
				printf("%x", ch);
		}
	}
	printf("\n");
}
