/*

    File: dir_common.h

    Copyright (C) 2020 Christophe GRENIER <grenier@cgsecurity.org>

    This software is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program 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 General Public License for more details.

    You should have received a copy of the GNU General Public License along
    with this program; if not, write the Free Software Foundation, Inc., 51
    Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

 */
#ifndef _DIR_COMMON_H
#define _DIR_COMMON_H
#ifdef __cplusplus
extern "C" {
#endif
#ifdef HAVE_SYS_STAT_H
#include <sys/stat.h>
#endif
#include "list.h"
#define DIR_NAME_LEN 1024
#define FLAG_LIST_DELETED	1
#define FLAG_LIST_MASK12	2
#define FLAG_LIST_MASK16	4
#define FLAG_LIST_PATHNAME	8
#define FLAG_LIST_ADS		16
#define FLAG_LIST_SYSTEM	32
/* capabilities */
#define CAPA_LIST_DELETED	1
#define CAPA_LIST_ADS		2

typedef enum { CP_OK=0, CP_STAT_FAILED=-1, CP_OPEN_FAILED=-2, CP_READ_FAILED=-3, CP_CREATE_FAILED=-4, CP_NOSPACE=-5, CP_CLOSE_FAILED=-6, CP_NOMEM=-7} copy_file_t;
typedef enum { DIR_PART_ENOIMP=-3, DIR_PART_ENOSYS=-2, DIR_PART_EIO=-1, DIR_PART_OK=0} dir_partition_t;
typedef struct dir_data dir_data_t;

typedef struct
{
  struct td_list_head list;
  char *name;
  uint32_t st_ino;
  uint32_t st_mode;
  uint32_t st_uid;
  uint32_t st_gid;
  uint64_t st_size;
  time_t    td_atime;   /* time of last access */
  time_t    td_mtime;   /* time of last modification */
  time_t    td_ctime;   /* time of last status change */
  unsigned int status;
} file_info_t;

struct dir_data
{
  void *display;
  char current_directory[DIR_NAME_LEN];
  unsigned long int current_inode;
  int verbose;
  unsigned int param;
  unsigned int capabilities;
  int(*get_dir)(disk_t *disk_car, const partition_t *partition, dir_data_t *dir_data, const unsigned long int first_inode, file_info_t*list);
  copy_file_t (*copy_file)(disk_t *disk_car, const partition_t *partition, dir_data_t *dir_data, const file_info_t *file);
  void (*close)(dir_data_t *dir_data);
  char *local_dir;
  void *private_dir_data;
};

#define	FILE_STATUS_DELETED	1
#define	FILE_STATUS_MARKED	2
#define	FILE_STATUS_ADS		4

#define LINUX_S_IFMT  00170000
#define LINUX_S_IFSOCK 0140000
#define LINUX_S_IFLNK    0120000
#define LINUX_S_IFREG  0100000
#define LINUX_S_IFBLK  0060000
#define LINUX_S_IFDIR  0040000
#define LINUX_S_IFCHR  0020000
#define LINUX_S_IFIFO  0010000
#define LINUX_S_ISUID  0004000
#define LINUX_S_ISGID  0002000
#define LINUX_S_ISVTX  0001000


#define LINUX_S_IRWXU 00700
#define LINUX_S_IRUSR 00400
#define LINUX_S_IWUSR 00200
#define LINUX_S_IXUSR 00100

#define LINUX_S_IRWXG 00070
#define LINUX_S_IRGRP 00040
#define LINUX_S_IWGRP 00020
#define LINUX_S_IXGRP 00010

#define LINUX_S_IRWXO 00007
#define LINUX_S_IROTH 00004
#define LINUX_S_IWOTH 00002
#define LINUX_S_IXOTH 00001

#define LINUX_S_IRWXUGO       (LINUX_S_IRWXU|LINUX_S_IRWXG|LINUX_S_IRWXO)
#define LINUX_S_IALLUGO       (LINUX_S_ISUID|LINUX_S_ISGID|LINUX_S_ISVTX|LINUX_S_IRWXUGO)
#define LINUX_S_IRUGO         (LINUX_S_IRUSR|LINUX_S_IRGRP|LINUX_S_IROTH)
#define LINUX_S_IWUGO         (LINUX_S_IWUSR|LINUX_S_IWGRP|LINUX_S_IWOTH)
#define LINUX_S_IXUGO         (LINUX_S_IXUSR|LINUX_S_IXGRP|LINUX_S_IXOTH)

#define LINUX_S_ISLNK(m)        (((m) & LINUX_S_IFMT) == LINUX_S_IFLNK)
#define LINUX_S_ISREG(m)        (((m) & LINUX_S_IFMT) == LINUX_S_IFREG)
#define LINUX_S_ISDIR(m)        (((m) & LINUX_S_IFMT) == LINUX_S_IFDIR)
#define LINUX_S_ISCHR(m)        (((m) & LINUX_S_IFMT) == LINUX_S_IFCHR)
#define LINUX_S_ISBLK(m)        (((m) & LINUX_S_IFMT) == LINUX_S_IFBLK)
#define LINUX_S_ISFIFO(m)       (((m) & LINUX_S_IFMT) == LINUX_S_IFIFO)
#define LINUX_S_ISSOCK(m)       (((m) & LINUX_S_IFMT) == LINUX_S_IFSOCK)

#ifdef __cplusplus
} /* closing brace for extern "C" */
#endif
#endif