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