/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 *   Copyright (C) 2018 Samsung Electronics Co., Ltd.
 */

#ifndef __TREE_CONNECT_MANAGEMENT_H__
#define __TREE_CONNECT_MANAGEMENT_H__

#include <linux/hashtable.h>

#include "../ksmbd_netlink.h"

struct ksmbd_share_config;
struct ksmbd_user;
struct ksmbd_conn;
struct ksmbd_work;

enum {
        TREE_NEW = 0,
        TREE_CONNECTED,
        TREE_DISCONNECTED
};

struct ksmbd_tree_connect {
        int                             id;

        unsigned int                    flags;
        struct ksmbd_share_config       *share_conf;
        struct ksmbd_user               *user;

        struct list_head                list;

        int                             maximal_access;
        bool                            posix_extensions;
        atomic_t                        refcount;
        unsigned int                    t_state;
};

struct ksmbd_tree_conn_status {
        unsigned int                    ret;
        struct ksmbd_tree_connect       *tree_conn;
};

static inline int test_tree_conn_flag(struct ksmbd_tree_connect *tree_conn,
                                      int flag)
{
        return tree_conn->flags & flag;
}

struct ksmbd_session;

struct ksmbd_tree_conn_status
ksmbd_tree_conn_connect(struct ksmbd_work *work, const char *share_name);
void ksmbd_tree_connect_put(struct ksmbd_tree_connect *tcon);

int ksmbd_tree_conn_disconnect(struct ksmbd_session *sess,
                               struct ksmbd_tree_connect *tree_conn);

struct ksmbd_tree_connect *ksmbd_tree_conn_lookup(struct ksmbd_session *sess,
                                                  unsigned int id);

int ksmbd_tree_conn_session_logoff(struct ksmbd_session *sess);

#endif /* __TREE_CONNECT_MANAGEMENT_H__ */