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192.168.1.100 / T103 / 1f884588077ad3476b9c91cbb0ee9ee0332bbb68 / . / src / kernel / linux / v4.14 / fs / cifs / smb2proto.h
blob: 6fe4898f6975c61e3e800d1b7b73c9d2ffc480e8 [file] [log] [blame]
rjw1f884582022-01-06 17:20:42 +0800[diff] [blame^]1/*
2 * fs/cifs/smb2proto.h
3 *
4 * Copyright (c) International Business Machines Corp., 2002, 2011
5 * Etersoft, 2012
6 * Author(s): Steve French (sfrench@us.ibm.com)
7 * Pavel Shilovsky (pshilovsky@samba.org) 2012
8 *
9 * This library is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU Lesser General Public License as published
11 * by the Free Software Foundation; either version 2.1 of the License, or
12 * (at your option) any later version.
13 *
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
17 * the GNU Lesser General Public License for more details.
18 *
19 * You should have received a copy of the GNU Lesser General Public License
20 * along with this library; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 */
23#ifndef _SMB2PROTO_H
24#define _SMB2PROTO_H
25#include <linux/nls.h>
26#include <linux/key-type.h>
27
28struct statfs;
29struct smb_rqst;
30
31/*
32 *****************************************************************
33 * All Prototypes
34 *****************************************************************
35 */
36extern int map_smb2_to_linux_error(char *buf, bool log_err);
37extern int smb2_check_message(char *buf, unsigned int length,
38 struct TCP_Server_Info *server);
39extern unsigned int smb2_calc_size(void *buf);
40extern char *smb2_get_data_area_len(int *off, int *len, struct smb2_hdr *hdr);
41extern __le16 *cifs_convert_path_to_utf16(const char *from,
42 struct cifs_sb_info *cifs_sb);
43
44extern int smb2_verify_signature(struct smb_rqst *, struct TCP_Server_Info *);
45extern int smb2_check_receive(struct mid_q_entry *mid,
46 struct TCP_Server_Info *server, bool log_error);
47extern struct mid_q_entry *smb2_setup_request(struct cifs_ses *ses,
48 struct smb_rqst *rqst);
49extern struct mid_q_entry *smb2_setup_async_request(
50 struct TCP_Server_Info *server, struct smb_rqst *rqst);
51extern struct cifs_ses *smb2_find_smb_ses(struct TCP_Server_Info *server,
52 __u64 ses_id);
53extern struct cifs_tcon *smb2_find_smb_tcon(struct TCP_Server_Info *server,
54 __u64 ses_id, __u32 tid);
55extern int smb2_calc_signature(struct smb_rqst *rqst,
56 struct TCP_Server_Info *server);
57extern int smb3_calc_signature(struct smb_rqst *rqst,
58 struct TCP_Server_Info *server);
59extern void smb2_echo_request(struct work_struct *work);
60extern __le32 smb2_get_lease_state(struct cifsInodeInfo *cinode);
61extern bool smb2_is_valid_oplock_break(char *buffer,
62 struct TCP_Server_Info *srv);
63extern struct cifs_ses *smb2_find_smb_ses(struct TCP_Server_Info *server,
64 __u64 ses_id);
65extern int smb3_handle_read_data(struct TCP_Server_Info *server,
66 struct mid_q_entry *mid);
67
68extern void move_smb2_info_to_cifs(FILE_ALL_INFO *dst,
69 struct smb2_file_all_info *src);
70extern int smb2_query_path_info(const unsigned int xid, struct cifs_tcon *tcon,
71 struct cifs_sb_info *cifs_sb,
72 const char *full_path, FILE_ALL_INFO *data,
73 bool *adjust_tz, bool *symlink);
74extern int smb2_set_path_size(const unsigned int xid, struct cifs_tcon *tcon,
75 const char *full_path, __u64 size,
76 struct cifs_sb_info *cifs_sb, bool set_alloc);
77extern int smb2_set_file_info(struct inode *inode, const char *full_path,
78 FILE_BASIC_INFO *buf, const unsigned int xid);
79extern int smb2_mkdir(const unsigned int xid, struct cifs_tcon *tcon,
80 const char *name, struct cifs_sb_info *cifs_sb);
81extern void smb2_mkdir_setinfo(struct inode *inode, const char *full_path,
82 struct cifs_sb_info *cifs_sb,
83 struct cifs_tcon *tcon, const unsigned int xid);
84extern int smb2_rmdir(const unsigned int xid, struct cifs_tcon *tcon,
85 const char *name, struct cifs_sb_info *cifs_sb);
86extern int smb2_unlink(const unsigned int xid, struct cifs_tcon *tcon,
87 const char *name, struct cifs_sb_info *cifs_sb);
88extern int smb2_rename_path(const unsigned int xid, struct cifs_tcon *tcon,
89 const char *from_name, const char *to_name,
90 struct cifs_sb_info *cifs_sb);
91extern int smb2_create_hardlink(const unsigned int xid, struct cifs_tcon *tcon,
92 const char *from_name, const char *to_name,
93 struct cifs_sb_info *cifs_sb);
94extern int smb3_create_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
95 struct cifs_sb_info *cifs_sb, const unsigned char *path,
96 char *pbuf, unsigned int *pbytes_written);
97extern int smb3_query_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
98 struct cifs_sb_info *cifs_sb,
99 const unsigned char *path, char *pbuf,
100 unsigned int *pbytes_read);
101extern int smb2_open_file(const unsigned int xid,
102 struct cifs_open_parms *oparms,
103 __u32 *oplock, FILE_ALL_INFO *buf);
104extern int smb2_unlock_range(struct cifsFileInfo *cfile,
105 struct file_lock *flock, const unsigned int xid);
106extern int smb2_push_mandatory_locks(struct cifsFileInfo *cfile);
107extern void smb2_reconnect_server(struct work_struct *work);
108extern int smb3_crypto_aead_allocate(struct TCP_Server_Info *server);
109
110/*
111 * SMB2 Worker functions - most of protocol specific implementation details
112 * are contained within these calls.
113 */
114extern int SMB2_negotiate(const unsigned int xid, struct cifs_ses *ses);
115extern int SMB2_sess_setup(const unsigned int xid, struct cifs_ses *ses,
116 const struct nls_table *nls_cp);
117extern int SMB2_logoff(const unsigned int xid, struct cifs_ses *ses);
118extern int SMB2_tcon(const unsigned int xid, struct cifs_ses *ses,
119 const char *tree, struct cifs_tcon *tcon,
120 const struct nls_table *);
121extern int SMB2_tdis(const unsigned int xid, struct cifs_tcon *tcon);
122extern int SMB2_open(const unsigned int xid, struct cifs_open_parms *oparms,
123 __le16 *path, __u8 *oplock,
124 struct smb2_file_all_info *buf,
125 struct smb2_err_rsp **err_buf);
126extern int SMB2_ioctl(const unsigned int xid, struct cifs_tcon *tcon,
127 u64 persistent_fid, u64 volatile_fid, u32 opcode,
128 bool is_fsctl, bool use_ipc,
129 char *in_data, u32 indatalen,
130 char **out_data, u32 *plen /* returned data len */);
131extern int SMB2_close(const unsigned int xid, struct cifs_tcon *tcon,
132 u64 persistent_file_id, u64 volatile_file_id);
133extern int SMB2_flush(const unsigned int xid, struct cifs_tcon *tcon,
134 u64 persistent_file_id, u64 volatile_file_id);
135extern int SMB2_query_eas(const unsigned int xid, struct cifs_tcon *tcon,
136 u64 persistent_file_id, u64 volatile_file_id,
137 int ea_buf_size,
138 struct smb2_file_full_ea_info *data);
139extern int SMB2_query_info(const unsigned int xid, struct cifs_tcon *tcon,
140 u64 persistent_file_id, u64 volatile_file_id,
141 struct smb2_file_all_info *data);
142extern int SMB2_query_acl(const unsigned int xid, struct cifs_tcon *tcon,
143 u64 persistent_file_id, u64 volatile_file_id,
144 void **data, unsigned int *plen);
145extern int SMB2_get_srv_num(const unsigned int xid, struct cifs_tcon *tcon,
146 u64 persistent_fid, u64 volatile_fid,
147 __le64 *uniqueid);
148extern int smb2_async_readv(struct cifs_readdata *rdata);
149extern int SMB2_read(const unsigned int xid, struct cifs_io_parms *io_parms,
150 unsigned int *nbytes, char **buf, int *buf_type);
151extern int smb2_async_writev(struct cifs_writedata *wdata,
152 void (*release)(struct kref *kref));
153extern int SMB2_write(const unsigned int xid, struct cifs_io_parms *io_parms,
154 unsigned int *nbytes, struct kvec *iov, int n_vec);
155extern int SMB2_echo(struct TCP_Server_Info *server);
156extern int SMB2_query_directory(const unsigned int xid, struct cifs_tcon *tcon,
157 u64 persistent_fid, u64 volatile_fid, int index,
158 struct cifs_search_info *srch_inf);
159extern int SMB2_rename(const unsigned int xid, struct cifs_tcon *tcon,
160 u64 persistent_fid, u64 volatile_fid,
161 __le16 *target_file);
162extern int SMB2_rmdir(const unsigned int xid, struct cifs_tcon *tcon,
163 u64 persistent_fid, u64 volatile_fid);
164extern int SMB2_set_hardlink(const unsigned int xid, struct cifs_tcon *tcon,
165 u64 persistent_fid, u64 volatile_fid,
166 __le16 *target_file);
167extern int SMB2_set_eof(const unsigned int xid, struct cifs_tcon *tcon,
168 u64 persistent_fid, u64 volatile_fid, u32 pid,
169 __le64 *eof, bool is_fallocate);
170extern int SMB2_set_info(const unsigned int xid, struct cifs_tcon *tcon,
171 u64 persistent_fid, u64 volatile_fid,
172 FILE_BASIC_INFO *buf);
173extern int SMB2_set_acl(const unsigned int xid, struct cifs_tcon *tcon,
174 u64 persistent_fid, u64 volatile_fid,
175 struct cifs_ntsd *pnntsd, int pacllen, int aclflag);
176extern int SMB2_set_ea(const unsigned int xid, struct cifs_tcon *tcon,
177 u64 persistent_fid, u64 volatile_fid,
178 struct smb2_file_full_ea_info *buf, int len);
179extern int SMB2_set_compression(const unsigned int xid, struct cifs_tcon *tcon,
180 u64 persistent_fid, u64 volatile_fid);
181extern int SMB2_oplock_break(const unsigned int xid, struct cifs_tcon *tcon,
182 const u64 persistent_fid, const u64 volatile_fid,
183 const __u8 oplock_level);
184extern int smb2_handle_cancelled_mid(char *buffer,
185 struct TCP_Server_Info *server);
186void smb2_cancelled_close_fid(struct work_struct *work);
187extern int SMB2_QFS_info(const unsigned int xid, struct cifs_tcon *tcon,
188 u64 persistent_file_id, u64 volatile_file_id,
189 struct kstatfs *FSData);
190extern int SMB2_QFS_attr(const unsigned int xid, struct cifs_tcon *tcon,
191 u64 persistent_file_id, u64 volatile_file_id, int lvl);
192extern int SMB2_lock(const unsigned int xid, struct cifs_tcon *tcon,
193 const __u64 persist_fid, const __u64 volatile_fid,
194 const __u32 pid, const __u64 length, const __u64 offset,
195 const __u32 lockFlags, const bool wait);
196extern int smb2_lockv(const unsigned int xid, struct cifs_tcon *tcon,
197 const __u64 persist_fid, const __u64 volatile_fid,
198 const __u32 pid, const __u32 num_lock,
199 struct smb2_lock_element *buf);
200extern int SMB2_lease_break(const unsigned int xid, struct cifs_tcon *tcon,
201 __u8 *lease_key, const __le32 lease_state);
202extern int smb3_validate_negotiate(const unsigned int, struct cifs_tcon *);
203
204extern enum securityEnum smb2_select_sectype(struct TCP_Server_Info *,
205 enum securityEnum);
206#ifdef CONFIG_CIFS_SMB311
207extern int smb311_crypto_shash_allocate(struct TCP_Server_Info *server);
208#endif
209#endif /* _SMB2PROTO_H */