1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 /* 3 * Copyright (C) 2018 Samsung Electronics Co., Ltd. 4 */ 5 6 #ifndef __TREE_CONNECT_MANAGEMENT_H__ 7 #define __TREE_CONNECT_MANAGEMENT_H__ 8 9 #include <linux/hashtable.h> 10 11 #include "../ksmbd_netlink.h" 12 13 struct ksmbd_share_config; 14 struct ksmbd_user; 15 struct ksmbd_conn; 16 17 enum { 18 TREE_NEW = 0, 19 TREE_CONNECTED, 20 TREE_DISCONNECTED 21 }; 22 23 struct ksmbd_tree_connect { 24 int id; 25 26 unsigned int flags; 27 struct ksmbd_share_config *share_conf; 28 struct ksmbd_user *user; 29 30 struct list_head list; 31 32 int maximal_access; 33 bool posix_extensions; 34 atomic_t refcount; 35 wait_queue_head_t refcount_q; 36 unsigned int t_state; 37 }; 38 39 struct ksmbd_tree_conn_status { 40 unsigned int ret; 41 struct ksmbd_tree_connect *tree_conn; 42 }; 43 test_tree_conn_flag(struct ksmbd_tree_connect * tree_conn,int flag)44static inline int test_tree_conn_flag(struct ksmbd_tree_connect *tree_conn, 45 int flag) 46 { 47 return tree_conn->flags & flag; 48 } 49 50 struct ksmbd_session; 51 52 struct ksmbd_tree_conn_status 53 ksmbd_tree_conn_connect(struct ksmbd_conn *conn, struct ksmbd_session *sess, 54 const char *share_name); 55 void ksmbd_tree_connect_put(struct ksmbd_tree_connect *tcon); 56 57 int ksmbd_tree_conn_disconnect(struct ksmbd_session *sess, 58 struct ksmbd_tree_connect *tree_conn); 59 60 struct ksmbd_tree_connect *ksmbd_tree_conn_lookup(struct ksmbd_session *sess, 61 unsigned int id); 62 63 int ksmbd_tree_conn_session_logoff(struct ksmbd_session *sess); 64 65 #endif /* __TREE_CONNECT_MANAGEMENT_H__ */ 66