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/*
* Copyright (c) 2007 Vreixo Formoso
*
* This file is part of the libisofs project; you can redistribute it and/or
* modify it under the terms of the GNU General Public License version 2
* or later as published by the Free Software Foundation.
* See COPYING file for details.
*/
#ifndef LIBISO_ECMA119_TREE_H_
#define LIBISO_ECMA119_TREE_H_
#include "libisofs.h"
#include "ecma119.h"
enum ecma119_node_type {
ECMA119_FILE,
ECMA119_DIR,
ECMA119_SYMLINK,
ECMA119_SPECIAL,
ECMA119_PLACEHOLDER
};
/**
* Struct with info about a node representing a directory
*/
struct ecma119_dir_info
{
/* Block where the directory entries will be written on image */
size_t block;
size_t nchildren;
Ecma119Node **children;
/*
* Size of the dir, i.e., sum of the lengths of all directory records.
* It is computed by calc_dir_size() [ecma119.c].
* Note that this don't include the length of any SUSP Continuation
* Area needed by the dir, but it includes the size of the SUSP entries
* than fit in the directory records System Use Field.
*/
size_t len;
/**
* Real parent if the dir has been reallocated. NULL otherwise.
*/
Ecma119Node *real_parent;
};
/**
* A node for a tree containing all the information necessary for writing
* an ISO9660 volume.
*/
struct ecma119_node
{
/**
* Name in ASCII, conforming to selected ISO level.
* Version number is not include, it is added on the fly
*/
char *iso_name;
Ecma119Node *parent;
IsoNode *node; /*< reference to the iso node */
/* >>> ts A90501 : Shouldn't this be uint32_t
as this is what PX will take ? */
ino_t ino;
nlink_t nlink;
/**< file, symlink, special, directory or placeholder */
enum ecma119_node_type type;
union
{
IsoFileSrc *file;
struct ecma119_dir_info *dir;
/** this field points to the relocated directory. */
Ecma119Node *real_me;
} info;
};
/**
*
*/
int ecma119_tree_create(Ecma119Image *img);
/**
* Free an Ecma119Node, and its children if node is a dir
*/
void ecma119_node_free(Ecma119Node *node);
#endif /*LIBISO_ECMA119_TREE_H_*/