91 lines
2.1 KiB
C
91 lines
2.1 KiB
C
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/*
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* Copyright (c) 2007 Vreixo Formoso
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*
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* This file is part of the libisofs project; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation. See COPYING file for details.
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*/
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#ifndef LIBISO_ECMA119_TREE_H_
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#define LIBISO_ECMA119_TREE_H_
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#include "libisofs.h"
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#include "ecma119.h"
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enum ecma119_node_type {
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ECMA119_FILE,
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ECMA119_DIR,
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ECMA119_SYMLINK,
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ECMA119_SPECIAL,
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ECMA119_PLACEHOLDER
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};
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/**
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* Struct with info about a node representing a directory
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*/
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struct ecma119_dir_info
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{
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/* Block where the directory entries will be written on image */
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size_t block;
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size_t nchildren;
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Ecma119Node **children;
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/*
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* Size of the dir, i.e., sum of the lengths of all directory records.
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* It is computed by calc_dir_size() [ecma119.c].
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* Note that this don't include the length of any SUSP Continuation
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* Area needed by the dir, but it includes the size of the SUSP entries
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* than fit in the directory records System Use Field.
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*/
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size_t len;
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/**
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* Real parent if the dir has been reallocated. NULL otherwise.
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*/
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Ecma119Node *real_parent;
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};
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/**
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* A node for a tree containing all the information necessary for writing
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* an ISO9660 volume.
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*/
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struct ecma119_node
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{
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/**
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* Name in ASCII, conforming to selected ISO level.
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* Version number is not include, it is added on the fly
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*/
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char *iso_name;
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Ecma119Node *parent;
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IsoNode *node; /*< reference to the iso node */
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/* TODO #00009 : add true support for harlinks and inode numbers */
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ino_t ino;
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nlink_t nlink;
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/**< file, symlink, special, directory or placeholder */
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enum ecma119_node_type type;
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union
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{
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IsoFileSrc *file;
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struct ecma119_dir_info *dir;
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/** this field points to the relocated directory. */
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Ecma119Node *real_me;
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} info;
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};
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/**
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*
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*/
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int ecma119_tree_create(Ecma119Image *img);
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/**
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* Free an Ecma119Node, and its children if node is a dir
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*/
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void ecma119_node_free(Ecma119Node *node);
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#endif /*LIBISO_ECMA119_TREE_H_*/
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