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 struct ksmbd_work; 17 18 enum { 19 TREE_NEW = 0, 20 TREE_CONNECTED, 21 TREE_DISCONNECTED 22 }; 23 24 struct ksmbd_tree_connect { 25 int id; 26 27 unsigned int flags; 28 struct ksmbd_share_config *share_conf; 29 struct ksmbd_user *user; 30 31 struct list_head list; 32 33 int maximal_access; 34 bool posix_extensions; 35 atomic_t refcount; 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 44 static 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_work *work, const char *share_name); 54 void ksmbd_tree_connect_put(struct ksmbd_tree_connect *tcon); 55 56 int ksmbd_tree_conn_disconnect(struct ksmbd_session *sess, 57 struct ksmbd_tree_connect *tree_conn); 58 59 struct ksmbd_tree_connect *ksmbd_tree_conn_lookup(struct ksmbd_session *sess, 60 unsigned int id); 61 62 int ksmbd_tree_conn_session_logoff(struct ksmbd_session *sess); 63 64 #endif /* __TREE_CONNECT_MANAGEMENT_H__ */ 65