clamd/priv_fts.h
9a1b6ef5
 #include "clamav-config.h"
 
 #if HAVE_SYSTEM_LFS_FTS
 #include <fts.h>
 
 static inline FTSENT *_priv_fts_children(FTS *ftsp, int options)
 {
 	return fts_children(ftsp, options);
 }
 
 static inline int _priv_fts_close(FTS *ftsp)
 {
 	return fts_close(ftsp);
 }
 
 static inline FTS *_priv_fts_open (char * const *path_argv, int options,
 		   int (*compar)(const FTSENT **, const FTSENT **))
 {
 	return fts_open(path_argv, options, compar);
 }
 
 static inline FTSENT *_priv_fts_read (FTS *ftsp)
 {
 	return fts_read(ftsp);
 }
 
 static inline int _priv_fts_set (FTS *ftsp, FTSENT *f, int options)
 {
 	return fts_set(ftsp, f, options);
 }
 
 #else
 /* File tree traversal functions declarations.
    Copyright (C) 1994-2015 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Lesser General Public License for more details.
 
    You should have received a copy of the GNU Lesser General Public
    License along with the GNU C Library; if not, see
    <http://www.gnu.org/licenses/>.  */
 
 /*
  * Copyright (c) 1989, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  * 4. Neither the name of the University nor the names of its contributors
  *    may be used to endorse or promote products derived from this software
  *    without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
  *	@(#)fts.h	8.3 (Berkeley) 8/14/94
  */
 
 #ifndef	_FTS_H
 #define	_FTS_H 1
 
 #include <sys/types.h>
 
 
 typedef struct {
 	struct _ftsent *fts_cur;	/* current node */
 	struct _ftsent *fts_child;	/* linked list of children */
 	struct _ftsent **fts_array;	/* sort array */
 	dev_t fts_dev;			/* starting device # */
 	char *fts_path;			/* path for this descent */
 	int fts_rfd;			/* fd for root */
 	int fts_pathlen;		/* sizeof(path) */
 	int fts_nitems;			/* elements in the sort array */
 	int (*fts_compar) (const void *, const void *); /* compare fn */
 
 #define	FTS_COMFOLLOW	0x0001		/* follow command line symlinks */
 #define	FTS_LOGICAL	0x0002		/* logical walk */
 #define	FTS_NOCHDIR	0x0004		/* don't change directories */
 #define	FTS_NOSTAT	0x0008		/* don't get stat info */
 #define	FTS_PHYSICAL	0x0010		/* physical walk */
 #define	FTS_SEEDOT	0x0020		/* return dot and dot-dot */
 #define	FTS_XDEV	0x0040		/* don't cross devices */
 #define FTS_WHITEOUT	0x0080		/* return whiteout information */
 #define	FTS_OPTIONMASK	0x00ff		/* valid user option mask */
 
 #define	FTS_NAMEONLY	0x0100		/* (private) child names only */
 #define	FTS_STOP	0x0200		/* (private) unrecoverable error */
 	int fts_options;		/* fts_open options, global flags */
 } FTS;
 
 #ifdef __USE_LARGEFILE64
 typedef struct {
 	struct _ftsent64 *fts_cur;	/* current node */
 	struct _ftsent64 *fts_child;	/* linked list of children */
 	struct _ftsent64 **fts_array;	/* sort array */
 	dev_t fts_dev;			/* starting device # */
 	char *fts_path;			/* path for this descent */
 	int fts_rfd;			/* fd for root */
 	int fts_pathlen;		/* sizeof(path) */
 	int fts_nitems;			/* elements in the sort array */
 	int (*fts_compar) (const void *, const void *); /* compare fn */
 	int fts_options;		/* fts_open options, global flags */
 } FTS64;
 #endif
 
 typedef struct _ftsent {
 	struct _ftsent *fts_cycle;	/* cycle node */
 	struct _ftsent *fts_parent;	/* parent directory */
 	struct _ftsent *fts_link;	/* next file in directory */
 	long fts_number;	        /* local numeric value */
 	void *fts_pointer;	        /* local address value */
 	char *fts_accpath;		/* access path */
 	char *fts_path;			/* root path */
 	int fts_errno;			/* errno for this node */
 	int fts_symfd;			/* fd for symlink */
 	u_short fts_pathlen;		/* strlen(fts_path) */
 	u_short fts_namelen;		/* strlen(fts_name) */
 
 	ino_t fts_ino;			/* inode */
 	dev_t fts_dev;			/* device */
 	nlink_t fts_nlink;		/* link count */
 
 #define	FTS_ROOTPARENTLEVEL	-1
 #define	FTS_ROOTLEVEL		 0
 	short fts_level;		/* depth (-1 to N) */
 
 #define	FTS_D		 1		/* preorder directory */
 #define	FTS_DC		 2		/* directory that causes cycles */
 #define	FTS_DEFAULT	 3		/* none of the above */
 #define	FTS_DNR		 4		/* unreadable directory */
 #define	FTS_DOT		 5		/* dot or dot-dot */
 #define	FTS_DP		 6		/* postorder directory */
 #define	FTS_ERR		 7		/* error; errno is set */
 #define	FTS_F		 8		/* regular file */
 #define	FTS_INIT	 9		/* initialized only */
 #define	FTS_NS		10		/* stat(2) failed */
 #define	FTS_NSOK	11		/* no stat(2) requested */
 #define	FTS_SL		12		/* symbolic link */
 #define	FTS_SLNONE	13		/* symbolic link without target */
 #define FTS_W		14		/* whiteout object */
 	u_short fts_info;		/* user flags for FTSENT structure */
 
 #define	FTS_DONTCHDIR	 0x01		/* don't chdir .. to the parent */
 #define	FTS_SYMFOLLOW	 0x02		/* followed a symlink to get here */
 	u_short fts_flags;		/* private flags for FTSENT structure */
 
 #define	FTS_AGAIN	 1		/* read node again */
 #define	FTS_FOLLOW	 2		/* follow symbolic link */
 #define	FTS_NOINSTR	 3		/* no instructions */
 #define	FTS_SKIP	 4		/* discard node */
 	u_short fts_instr;		/* fts_set() instructions */
 
 	struct stat *fts_statp;		/* stat(2) information */
 	char fts_name[1];		/* file name */
 } FTSENT;
 
 #ifdef __USE_LARGEFILE64
 typedef struct _ftsent64 {
 	struct _ftsent64 *fts_cycle;	/* cycle node */
 	struct _ftsent64 *fts_parent;	/* parent directory */
 	struct _ftsent64 *fts_link;	/* next file in directory */
 	long fts_number;	        /* local numeric value */
 	void *fts_pointer;	        /* local address value */
 	char *fts_accpath;		/* access path */
 	char *fts_path;			/* root path */
 	int fts_errno;			/* errno for this node */
 	int fts_symfd;			/* fd for symlink */
 	u_short fts_pathlen;		/* strlen(fts_path) */
 	u_short fts_namelen;		/* strlen(fts_name) */
 
 	ino64_t fts_ino;		/* inode */
 	dev_t fts_dev;			/* device */
 	nlink_t fts_nlink;		/* link count */
 
 	short fts_level;		/* depth (-1 to N) */
 
 	u_short fts_info;		/* user flags for FTSENT structure */
 
 	u_short fts_flags;		/* private flags for FTSENT structure */
 
 	u_short fts_instr;		/* fts_set() instructions */
 
 	struct stat64 *fts_statp;	/* stat(2) information */
 	char fts_name[1];		/* file name */
 } FTSENT64;
 #endif
 
 __BEGIN_DECLS
 FTSENT	*_priv_fts_children (FTS *, int);
 int	 _priv_fts_close (FTS *);
 FTS	*_priv_fts_open (char * const *, int,
 		   int (*)(const FTSENT **, const FTSENT **));
 FTSENT	*_priv_fts_read (FTS *);
 int	 _priv_fts_set (FTS *, FTSENT *, int) __THROW;
 __END_DECLS
 
 #endif /* fts.h */
 #endif