51 lines
1.6 KiB
C
51 lines
1.6 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_FS_IMAGE_H_
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#define LIBISO_FS_IMAGE_H_
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#include "libisofs.h"
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#include "fsource.h"
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struct libiso_msgs;
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typedef struct Iso_Image_Filesystem IsoImageFilesystem;
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/**
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* Extends IsoFilesystem interface, to offer a way to access specific
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* information of the image, such as several volume attributes, extensions
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* being used, El-Torito artifacts...
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*/
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struct Iso_Image_Filesystem
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{
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IsoFilesystem fs;
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/*
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* TODO both open and close have meaning to other filesystems, in fact
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* they seem useful for any kind of Filesystems, with the exception of
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* the local filesystem. Thus, we should consider adding them to
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* IsoFilesystem interface
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*/
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/**
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* Opens the filesystem for several read operations. Calling this funcion
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* is not needed at all, each time that the underlying IsoDataSource need
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* to be read, it is openned propertly. However, if you plan to execute
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* several operations on the image, it is a good idea to open it
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* previously, to prevent several open/close operations.
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*/
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int (*open)(IsoImageFilesystem *fs);
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int (*close)(IsoImageFilesystem *fs);
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};
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int iso_image_filesystem_new(IsoDataSource *src, struct iso_read_opts *opts,
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struct libiso_msgs *messenger,
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IsoImageFilesystem **fs);
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#endif /*LIBISO_FS_IMAGE_H_*/
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