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/*
Copyright (C) 2011-2020, Dirk Krause
SPDX-License-Identifier: BSD-3-Clause
*/

/*
	WARNING: This file was generated by the dkct program (see
	http://dktools.sourceforge.net/ for details).
	Changes you make here will be lost if dkct is run again!
	You should modify the original source and run dkct on it.
	Original source: dk3dir.ctr
*/

/**	@file dk3dir.h Header file for the dk3dir module.
*/

#ifndef DK3DIR_H_INCLUDED
/** Avoid multiple inclusions. */
#define DK3DIR_H_INCLUDED 1


#line 10 "dk3dir.ctr"

#include "dk3conf.h"
#include "dk3types.h"

#ifdef __cplusplus
extern "C" {
#endif


/**	Open a directory.
	@param	dn	Directory name.
	@param	app	Application structure for diagnostics, may be NULL.
	@return	Pointer to directory structure on success, NULL on error.
*/
dk3_dir_t *
dk3dir_open_app(dkChar const *dn, dk3_app_t *app);

/**	Open directory structure to expand a file name.
	@param	fn	File name.
	@param	app	Application structure for diagnostics, may be NULL.
	@return	Pointer to directory structure on success, NULL on errror.
*/
dk3_dir_t *
dk3dir_fne_open_app(dkChar const *fn, dk3_app_t *app);

/**	Close directory.
	@param	dp	Directory to close.
*/
void
dk3dir_close(dk3_dir_t *dp);

/**	Get number of subdirectories.
	@param	d	Directory structure.
	@return	Number of subdirectories.
*/
dk3_um_t
dk3dir_get_number_of_directories(dk3_dir_t const *d);

/**	Get number of files.
	@param	d	Directory structure.
	@return	Number of non-directory entries in directory.
*/
dk3_um_t
dk3dir_get_number_of_files(dk3_dir_t const *d);

/**	Attempt to retrieve information about the next sub-directory.
	@param	d	Directory structure.
	@return	1 on success, 0 on error.
*/
int
dk3dir_get_next_directory(dk3_dir_t *d);

/**	Attempt to retrieve information about the next non-sub-directory entry.
	@param	d	Directory structure.
	@return	1 on success, 0 on error.
*/
int
dk3dir_get_next_file(dk3_dir_t *d);

/**	Retrieve short file name of entry found.
	May be used after a successful call to dk3dir_get_next_directory() or
	dk3dir_get_next_file() only.
	@param	d	Directory structure.
	@return	Pointer to file name on success, NULL on error.
*/
dkChar const *
dk3dir_get_shortname(dk3_dir_t const *d);

/**	Retrieve full file name of entry found.
	May be used after a successful call to dk3dir_get_next_directory() or
	dk3dir_get_next_file() only.
	@param	d	Directory structure.
	@return	Pointer to file name on success, NULL on error.
*/
dkChar const *
dk3dir_get_fullname(dk3_dir_t const *d);

/**	Retrieve file status information.
	May be used after a successful call to dk3dir_get_next_directory() or
	dk3dir_get_next_file() only.
	@param	d	Directory structure.
	@return	Pointer to file name on success, NULL on error.
*/
dk3_stat_t const *
dk3dir_get_stat(dk3_dir_t *d);

/**	Reset directory for new traversal.
	@param	d	Directory structure.
*/
void
dk3dir_reset(dk3_dir_t *d);

/**	Retrieve directory name.
	@param	dir	Directory structure.
	@return	Directory path name.
*/
dkChar const *
dk3dir_get_directory_name(dk3_dir_t const *dir);

/**	Remove directory recursively, including all contents.
	@param	dn	Directory name.
	@param	app	Application structure for diagnostics, may be NULL.
	@return	1 on success, 0 on error.
*/
int
dk3dir_remove_app(dkChar const *dn, dk3_app_t *app);

#ifdef __cplusplus
}
#endif




#endif