image.h

WiiFuse is a FUSE filesystem module for Linux and Mac OS X. It will let you mount a Wii disc ISO an

/*
 *  Copyright (C) 2008 dhewg, #wiidev efnet
 *    based on code by:
 *  Copyright (C) 2006 Mike Melanson (mike at multimedia.cx)
 *
 *  this file is part of wiifuse
 *  http://wiibrew.org/index.php?title=Wiifuse
 *
 *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#ifndef _IMAGE_H_
#define _IMAGE_H_

#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <string.h>

#include <pthread.h>
#include <openssl/aes.h>

#include "tree.h"
#include "tmd.h"

struct part_header {
        char console;
        u8 is_gc;
        u8 is_wii;

        char gamecode[2];
        char region;
        char publisher[2];

        u8 has_magic;
        char name[0x60];

        u64 dol_offset;
        u64 dol_size;

        u64 fst_offset;
        u64 fst_size;
};

enum partition_type {
        PART_UNKNOWN = 0,
        PART_DATA,
        PART_UPDATE,
        PART_INSTALLER,
        PART_VC
};

struct partition {
        u64 offset;

        struct part_header header;

        u64 appldr_size;

        u8 is_encrypted;

        u64 certs_offset;
        u64 certs_size;

        u64 tmd_offset;
        u64 tmd_size;

        u64 ticket_offset;
        u64 ticket_size;

        struct tmd *tmd;

        char title_id_str[17];

        enum partition_type type;
        char chan_id[5];

        char key_c[35];
        AES_KEY key;

        u64 data_offset;
        u64 data_size;

        u8 dec_buffer[0x8000];

        u32 cached_block;
        u8 cache[0x7c00];
};

struct image_file {
        FILE *fp;
        pthread_mutex_t mutex;

        u8 is_wii;

        u32 nparts;
        struct partition *parts;

        struct tree *tree;

        struct stat st;

        u64 nfiles;
        u64 nbytes;

        AES_KEY key;
};

u8 image_parse_header (struct part_header *header, u8 *buffer);
struct image_file * image_init (const char *filename);
int image_parse (struct image_file *image);
void image_deinit (struct image_file *image);

#endif