/*
 * 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.
 * 3. 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.
 */

#ifndef _FTS_COPMAT11_H_
#define _FTS_COPMAT11_H_

typedef struct {
        struct _ftsent11 *fts_cur;      /* current node */
        struct _ftsent11 *fts_child;    /* linked list of children */
        struct _ftsent11 **fts_array;   /* sort array */
        uint32_t fts_dev;               /* starting device # */
        char *fts_path;                 /* path for this descent */
        int fts_rfd;                    /* fd for root */
        __size_t fts_pathlen;           /* sizeof(path) */
        __size_t fts_nitems;            /* elements in the sort array */
        int (*fts_compar)               /* compare function */
            (const struct _ftsent11 * const *,
            const struct _ftsent11 * const *);
        int fts_options;                /* fts_open options, global flags */
        void *fts_clientptr;            /* thunk for sort function */
} FTS11;

typedef struct _ftsent11 {
        struct _ftsent11 *fts_cycle;    /* cycle node */
        struct _ftsent11 *fts_parent;   /* parent directory */
        struct _ftsent11 *fts_link;     /* next file in directory */
        long 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 */
        __size_t fts_pathlen;           /* strlen(fts_path) */
        __size_t fts_namelen;           /* strlen(fts_name) */

        uint32_t fts_ino;               /* inode */
        uint32_t fts_dev;               /* device */
        uint16_t fts_nlink;             /* link count */

        long fts_level;                 /* depth (-1 to N) */

        int fts_info;                   /* user status for FTSENT structure */

        unsigned fts_flags;             /* private flags for FTSENT structure */

        int fts_instr;                  /* fts_set() instructions */

        struct freebsd11_stat *fts_statp; /* stat(2) information */
        char *fts_name;                 /* file name */
        FTS11 *fts_fts;                 /* back pointer to main FTS */
} FTSENT11;

FTSENT11        *freebsd11_fts_children(FTS11 *, int);
int              freebsd11_fts_close(FTS11 *);
void            *freebsd11_fts_get_clientptr(FTS11 *);
#define freebsd11_fts_get_clientptr(fts)        ((fts)->fts_clientptr)
FTS11           *freebsd11_fts_get_stream(FTSENT11 *);
#define freebsd11_fts_get_stream(ftsent)        ((ftsent)->fts_fts)
FTS11           *freebsd11_fts_open(char * const *, int,
                    int (*)(const FTSENT11 * const *,
                    const FTSENT11 * const *));
FTSENT11        *freebsd11_fts_read(FTS11 *);
int              freebsd11_fts_set(FTS11 *, FTSENT11 *, int);
void             freebsd11_fts_set_clientptr(FTS11 *, void *);

#endif /* !_FTS_COMPAT11_H_ */