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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 as
* published by the Free Software Foundation. See COPYING file for details.
*/
#ifndef LIBISO_NODE_H_
#define LIBISO_NODE_H_
/*
* Definitions for the public iso tree
*/
#include "libisofs.h"
#include "stream.h"
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <stdint.h>
/**
*
*/
struct Iso_Node
{
/*
* Initilized to 1, originally owned by user, until added to another node.
* Then it is owned by the parent node, so the user must take his own ref
* if needed. With the exception of the creation functions, none of the
* other libisofs functions that return an IsoNode increment its
* refcount. This is responsablity of the client, if (s)he needs it.
*/
int refcount;
/**< Type of the IsoNode, do not confuse with mode */
enum IsoNodeType type;
char *name; /**< Real name, supossed to be in UTF-8 */
mode_t mode; /**< protection */
uid_t uid; /**< user ID of owner */
gid_t gid; /**< group ID of owner */
/* TODO #00001 : consider adding new timestamps */
time_t atime; /**< time of last access */
time_t mtime; /**< time of last modification */
time_t ctime; /**< time of last status change */
int hidden; /**< whether the node will be hidden, see IsoHideNodeFlag */
IsoDir *parent; /**< parent node, NULL for root */
/*
* Pointer to the linked list of children in a dir.
*/
IsoNode *next;
};
struct Iso_Dir
{
IsoNode node;
size_t nchildren; /**< The number of children of this directory. */
IsoNode *children; /**< list of children. ptr to first child */
};
struct Iso_File
{
IsoNode node;
/**
* Location of a file extent in a ms disc, 0 for newly added file
*/
uint32_t msblock;
/**
* It sorts the order in which the file data is written to the CD image.
* Higher weighting files are written at the beginning of image
*/
int sort_weight;
IsoStream *stream;
};
struct Iso_Symlink
{
IsoNode node;
char *dest;
};
struct Iso_Special
{
IsoNode node;
dev_t dev;
};
/**
* An iterator for directory children.
*/
struct Iso_Dir_Iter
{
const IsoDir *dir;
IsoNode *pos;
};
int iso_node_new_root(IsoDir **root);
#endif /*LIBISO_NODE_H_*/