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 28 struct statfs; 29 struct smb_rqst; 30 31 /* 32 ***************************************************************** 33 * All Prototypes 34 ***************************************************************** 35 */ 36 extern int map_smb2_to_linux_error(char *buf, bool log_err); 37 extern int smb2_check_message(char *buf, unsigned int length); 38 extern unsigned int smb2_calc_size(void *buf); 39 extern char *smb2_get_data_area_len(int *off, int *len, struct smb2_hdr *hdr); 40 extern __le16 *cifs_convert_path_to_utf16(const char *from, 41 struct cifs_sb_info *cifs_sb); 42 43 extern int smb2_verify_signature(struct smb_rqst *, struct TCP_Server_Info *); 44 extern int smb2_check_receive(struct mid_q_entry *mid, 45 struct TCP_Server_Info *server, bool log_error); 46 extern struct mid_q_entry *smb2_setup_request(struct cifs_ses *ses, 47 struct smb_rqst *rqst); 48 extern struct mid_q_entry *smb2_setup_async_request( 49 struct TCP_Server_Info *server, struct smb_rqst *rqst); 50 extern int smb2_calc_signature(struct smb_rqst *rqst, 51 struct TCP_Server_Info *server); 52 extern int smb3_calc_signature(struct smb_rqst *rqst, 53 struct TCP_Server_Info *server); 54 extern void smb2_echo_request(struct work_struct *work); 55 extern __le32 smb2_get_lease_state(struct cifsInodeInfo *cinode); 56 extern bool smb2_is_valid_oplock_break(char *buffer, 57 struct TCP_Server_Info *srv); 58 59 extern void move_smb2_info_to_cifs(FILE_ALL_INFO *dst, 60 struct smb2_file_all_info *src); 61 extern int smb2_query_path_info(const unsigned int xid, struct cifs_tcon *tcon, 62 struct cifs_sb_info *cifs_sb, 63 const char *full_path, FILE_ALL_INFO *data, 64 bool *adjust_tz, bool *symlink); 65 extern int smb2_set_path_size(const unsigned int xid, struct cifs_tcon *tcon, 66 const char *full_path, __u64 size, 67 struct cifs_sb_info *cifs_sb, bool set_alloc); 68 extern int smb2_set_file_info(struct inode *inode, const char *full_path, 69 FILE_BASIC_INFO *buf, const unsigned int xid); 70 extern int smb2_mkdir(const unsigned int xid, struct cifs_tcon *tcon, 71 const char *name, struct cifs_sb_info *cifs_sb); 72 extern void smb2_mkdir_setinfo(struct inode *inode, const char *full_path, 73 struct cifs_sb_info *cifs_sb, 74 struct cifs_tcon *tcon, const unsigned int xid); 75 extern int smb2_rmdir(const unsigned int xid, struct cifs_tcon *tcon, 76 const char *name, struct cifs_sb_info *cifs_sb); 77 extern int smb2_unlink(const unsigned int xid, struct cifs_tcon *tcon, 78 const char *name, struct cifs_sb_info *cifs_sb); 79 extern int smb2_rename_path(const unsigned int xid, struct cifs_tcon *tcon, 80 const char *from_name, const char *to_name, 81 struct cifs_sb_info *cifs_sb); 82 extern int smb2_create_hardlink(const unsigned int xid, struct cifs_tcon *tcon, 83 const char *from_name, const char *to_name, 84 struct cifs_sb_info *cifs_sb); 85 extern int smb3_create_mf_symlink(unsigned int xid, struct cifs_tcon *tcon, 86 struct cifs_sb_info *cifs_sb, const unsigned char *path, 87 char *pbuf, unsigned int *pbytes_written); 88 extern int smb3_query_mf_symlink(unsigned int xid, struct cifs_tcon *tcon, 89 struct cifs_sb_info *cifs_sb, 90 const unsigned char *path, char *pbuf, 91 unsigned int *pbytes_read); 92 extern int smb2_open_file(const unsigned int xid, 93 struct cifs_open_parms *oparms, 94 __u32 *oplock, FILE_ALL_INFO *buf); 95 extern int smb2_unlock_range(struct cifsFileInfo *cfile, 96 struct file_lock *flock, const unsigned int xid); 97 extern int smb2_push_mandatory_locks(struct cifsFileInfo *cfile); 98 99 /* 100 * SMB2 Worker functions - most of protocol specific implementation details 101 * are contained within these calls. 102 */ 103 extern int SMB2_negotiate(const unsigned int xid, struct cifs_ses *ses); 104 extern int SMB2_sess_setup(const unsigned int xid, struct cifs_ses *ses, 105 const struct nls_table *nls_cp); 106 extern int SMB2_logoff(const unsigned int xid, struct cifs_ses *ses); 107 extern int SMB2_tcon(const unsigned int xid, struct cifs_ses *ses, 108 const char *tree, struct cifs_tcon *tcon, 109 const struct nls_table *); 110 extern int SMB2_tdis(const unsigned int xid, struct cifs_tcon *tcon); 111 extern int SMB2_open(const unsigned int xid, struct cifs_open_parms *oparms, 112 __le16 *path, __u8 *oplock, 113 struct smb2_file_all_info *buf, 114 struct smb2_err_rsp **err_buf); 115 extern int SMB2_ioctl(const unsigned int xid, struct cifs_tcon *tcon, 116 u64 persistent_fid, u64 volatile_fid, u32 opcode, 117 bool is_fsctl, char *in_data, u32 indatalen, 118 char **out_data, u32 *plen /* returned data len */); 119 extern int SMB2_close(const unsigned int xid, struct cifs_tcon *tcon, 120 u64 persistent_file_id, u64 volatile_file_id); 121 extern int SMB2_flush(const unsigned int xid, struct cifs_tcon *tcon, 122 u64 persistent_file_id, u64 volatile_file_id); 123 extern int SMB2_query_info(const unsigned int xid, struct cifs_tcon *tcon, 124 u64 persistent_file_id, u64 volatile_file_id, 125 struct smb2_file_all_info *data); 126 extern int SMB2_get_srv_num(const unsigned int xid, struct cifs_tcon *tcon, 127 u64 persistent_fid, u64 volatile_fid, 128 __le64 *uniqueid); 129 extern int smb2_async_readv(struct cifs_readdata *rdata); 130 extern int SMB2_read(const unsigned int xid, struct cifs_io_parms *io_parms, 131 unsigned int *nbytes, char **buf, int *buf_type); 132 extern int smb2_async_writev(struct cifs_writedata *wdata, 133 void (*release)(struct kref *kref)); 134 extern int SMB2_write(const unsigned int xid, struct cifs_io_parms *io_parms, 135 unsigned int *nbytes, struct kvec *iov, int n_vec); 136 extern int SMB2_echo(struct TCP_Server_Info *server); 137 extern int SMB2_query_directory(const unsigned int xid, struct cifs_tcon *tcon, 138 u64 persistent_fid, u64 volatile_fid, int index, 139 struct cifs_search_info *srch_inf); 140 extern int SMB2_rename(const unsigned int xid, struct cifs_tcon *tcon, 141 u64 persistent_fid, u64 volatile_fid, 142 __le16 *target_file); 143 extern int SMB2_rmdir(const unsigned int xid, struct cifs_tcon *tcon, 144 u64 persistent_fid, u64 volatile_fid); 145 extern int SMB2_set_hardlink(const unsigned int xid, struct cifs_tcon *tcon, 146 u64 persistent_fid, u64 volatile_fid, 147 __le16 *target_file); 148 extern int SMB2_set_eof(const unsigned int xid, struct cifs_tcon *tcon, 149 u64 persistent_fid, u64 volatile_fid, u32 pid, 150 __le64 *eof, bool is_fallocate); 151 extern int SMB2_set_info(const unsigned int xid, struct cifs_tcon *tcon, 152 u64 persistent_fid, u64 volatile_fid, 153 FILE_BASIC_INFO *buf); 154 extern int SMB2_set_compression(const unsigned int xid, struct cifs_tcon *tcon, 155 u64 persistent_fid, u64 volatile_fid); 156 extern int SMB2_oplock_break(const unsigned int xid, struct cifs_tcon *tcon, 157 const u64 persistent_fid, const u64 volatile_fid, 158 const __u8 oplock_level); 159 extern int SMB2_QFS_info(const unsigned int xid, struct cifs_tcon *tcon, 160 u64 persistent_file_id, u64 volatile_file_id, 161 struct kstatfs *FSData); 162 extern int SMB2_QFS_attr(const unsigned int xid, struct cifs_tcon *tcon, 163 u64 persistent_file_id, u64 volatile_file_id, int lvl); 164 extern int SMB2_lock(const unsigned int xid, struct cifs_tcon *tcon, 165 const __u64 persist_fid, const __u64 volatile_fid, 166 const __u32 pid, const __u64 length, const __u64 offset, 167 const __u32 lockFlags, const bool wait); 168 extern int smb2_lockv(const unsigned int xid, struct cifs_tcon *tcon, 169 const __u64 persist_fid, const __u64 volatile_fid, 170 const __u32 pid, const __u32 num_lock, 171 struct smb2_lock_element *buf); 172 extern int SMB2_lease_break(const unsigned int xid, struct cifs_tcon *tcon, 173 __u8 *lease_key, const __le32 lease_state); 174 extern int smb3_validate_negotiate(const unsigned int, struct cifs_tcon *); 175 176 #endif /* _SMB2PROTO_H */ 177