libisofs-legacy/libisofs/fsource.c

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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.
*/
#include "fsource.h"
#include <stdlib.h>
/**
* Values belong 1000 are reserved for libisofs usage
*/
unsigned int iso_fs_global_id = 1000;
void iso_file_source_ref(IsoFileSource *src)
{
++src->refcount;
}
void iso_file_source_unref(IsoFileSource *src)
{
if (--src->refcount == 0) {
src->class->free(src);
free(src);
}
}
void iso_filesystem_ref(IsoFilesystem *fs)
{
++fs->refcount;
}
void iso_filesystem_unref(IsoFilesystem *fs)
{
if (--fs->refcount == 0) {
fs->free(fs);
free(fs);
}
}
/*
* this are just helpers to invoque methods in class
*/
inline
char* iso_file_source_get_path(IsoFileSource *src)
{
return src->class->get_path(src);
}
inline
char* iso_file_source_get_name(IsoFileSource *src)
{
return src->class->get_name(src);
}
inline
int iso_file_source_lstat(IsoFileSource *src, struct stat *info)
{
return src->class->lstat(src, info);
}
inline
int iso_file_source_access(IsoFileSource *src)
{
return src->class->access(src);
}
inline
int iso_file_source_stat(IsoFileSource *src, struct stat *info)
{
return src->class->stat(src, info);
}
inline
int iso_file_source_open(IsoFileSource *src)
{
return src->class->open(src);
}
inline
int iso_file_source_close(IsoFileSource *src)
{
return src->class->close(src);
}
inline
int iso_file_source_read(IsoFileSource *src, void *buf, size_t count)
{
return src->class->read(src, buf, count);
}
inline
int iso_file_source_readdir(IsoFileSource *src, IsoFileSource **child)
{
return src->class->readdir(src, child);
}
inline
int iso_file_source_readlink(IsoFileSource *src, char *buf, size_t bufsiz)
{
return src->class->readlink(src, buf, bufsiz);
}
inline
IsoFilesystem* iso_file_source_get_filesystem(IsoFileSource *src)
{
return src->class->get_filesystem(src);
}