Quelle  tree_connect.h   Sprache: C

/* 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;
 wait_queue_head_t  refcount_q;
 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__ */