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fec344e3f3
For now, none of the callers populate rq_pages. That will be done for writes in a later patch. While we're at it, change the prototype of setup_async_request not to need a return pointer argument. Just return the pointer to the mid_q_entry or an ERR_PTR. Reviewed-by: Pavel Shilovsky <pshilovsky@samba.org> Signed-off-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Steve French <smfrench@gmail.com>
144 lines
6.9 KiB
C
144 lines
6.9 KiB
C
/*
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* fs/cifs/smb2proto.h
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*
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* Copyright (c) International Business Machines Corp., 2002, 2011
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* Etersoft, 2012
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* Author(s): Steve French (sfrench@us.ibm.com)
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* Pavel Shilovsky (pshilovsky@samba.org) 2012
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*
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* This library is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published
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* by the Free Software Foundation; either version 2.1 of the License, or
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* (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
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* the GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef _SMB2PROTO_H
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#define _SMB2PROTO_H
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#include <linux/nls.h>
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#include <linux/key-type.h>
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struct statfs;
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struct smb_rqst;
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/*
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*****************************************************************
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* All Prototypes
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*****************************************************************
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*/
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extern int map_smb2_to_linux_error(char *buf, bool log_err);
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extern int smb2_check_message(char *buf, unsigned int length);
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extern unsigned int smb2_calc_size(void *buf);
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extern char *smb2_get_data_area_len(int *off, int *len, struct smb2_hdr *hdr);
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extern __le16 *cifs_convert_path_to_utf16(const char *from,
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struct cifs_sb_info *cifs_sb);
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extern int smb2_verify_signature(struct smb_rqst *, struct TCP_Server_Info *);
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extern int smb2_check_receive(struct mid_q_entry *mid,
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struct TCP_Server_Info *server, bool log_error);
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extern struct mid_q_entry *smb2_setup_request(struct cifs_ses *ses,
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struct smb_rqst *rqst);
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extern struct mid_q_entry *smb2_setup_async_request(
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struct TCP_Server_Info *server, struct smb_rqst *rqst);
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extern void smb2_echo_request(struct work_struct *work);
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extern bool smb2_is_valid_oplock_break(char *buffer,
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struct TCP_Server_Info *srv);
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extern void move_smb2_info_to_cifs(FILE_ALL_INFO *dst,
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struct smb2_file_all_info *src);
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extern int smb2_query_path_info(const unsigned int xid, struct cifs_tcon *tcon,
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struct cifs_sb_info *cifs_sb,
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const char *full_path, FILE_ALL_INFO *data,
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bool *adjust_tz);
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extern int smb2_set_path_size(const unsigned int xid, struct cifs_tcon *tcon,
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const char *full_path, __u64 size,
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struct cifs_sb_info *cifs_sb, bool set_alloc);
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extern int smb2_set_file_info(struct inode *inode, const char *full_path,
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FILE_BASIC_INFO *buf, const unsigned int xid);
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extern int smb2_mkdir(const unsigned int xid, struct cifs_tcon *tcon,
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const char *name, struct cifs_sb_info *cifs_sb);
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extern void smb2_mkdir_setinfo(struct inode *inode, const char *full_path,
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struct cifs_sb_info *cifs_sb,
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struct cifs_tcon *tcon, const unsigned int xid);
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extern int smb2_rmdir(const unsigned int xid, struct cifs_tcon *tcon,
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const char *name, struct cifs_sb_info *cifs_sb);
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extern int smb2_unlink(const unsigned int xid, struct cifs_tcon *tcon,
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const char *name, struct cifs_sb_info *cifs_sb);
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extern int smb2_rename_path(const unsigned int xid, struct cifs_tcon *tcon,
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const char *from_name, const char *to_name,
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struct cifs_sb_info *cifs_sb);
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extern int smb2_create_hardlink(const unsigned int xid, struct cifs_tcon *tcon,
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const char *from_name, const char *to_name,
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struct cifs_sb_info *cifs_sb);
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extern int smb2_open_file(const unsigned int xid, struct cifs_tcon *tcon,
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const char *full_path, int disposition,
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int desired_access, int create_options,
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struct cifs_fid *fid, __u32 *oplock,
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FILE_ALL_INFO *buf, struct cifs_sb_info *cifs_sb);
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extern void smb2_set_oplock_level(struct cifsInodeInfo *cinode, __u32 oplock);
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/*
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* SMB2 Worker functions - most of protocol specific implementation details
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* are contained within these calls.
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*/
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extern int SMB2_negotiate(const unsigned int xid, struct cifs_ses *ses);
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extern int SMB2_sess_setup(const unsigned int xid, struct cifs_ses *ses,
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const struct nls_table *nls_cp);
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extern int SMB2_logoff(const unsigned int xid, struct cifs_ses *ses);
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extern int SMB2_tcon(const unsigned int xid, struct cifs_ses *ses,
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const char *tree, struct cifs_tcon *tcon,
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const struct nls_table *);
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extern int SMB2_tdis(const unsigned int xid, struct cifs_tcon *tcon);
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extern int SMB2_open(const unsigned int xid, struct cifs_tcon *tcon,
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__le16 *path, u64 *persistent_fid, u64 *volatile_fid,
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__u32 desired_access, __u32 create_disposition,
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__u32 file_attributes, __u32 create_options,
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__u8 *oplock, struct smb2_file_all_info *buf);
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extern int SMB2_close(const unsigned int xid, struct cifs_tcon *tcon,
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u64 persistent_file_id, u64 volatile_file_id);
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extern int SMB2_flush(const unsigned int xid, struct cifs_tcon *tcon,
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u64 persistent_file_id, u64 volatile_file_id);
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extern int SMB2_query_info(const unsigned int xid, struct cifs_tcon *tcon,
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u64 persistent_file_id, u64 volatile_file_id,
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struct smb2_file_all_info *data);
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extern int SMB2_get_srv_num(const unsigned int xid, struct cifs_tcon *tcon,
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u64 persistent_fid, u64 volatile_fid,
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__le64 *uniqueid);
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extern int smb2_async_readv(struct cifs_readdata *rdata);
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extern int SMB2_read(const unsigned int xid, struct cifs_io_parms *io_parms,
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unsigned int *nbytes, char **buf, int *buf_type);
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extern int smb2_async_writev(struct cifs_writedata *wdata);
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extern int SMB2_write(const unsigned int xid, struct cifs_io_parms *io_parms,
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unsigned int *nbytes, struct kvec *iov, int n_vec);
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extern int SMB2_echo(struct TCP_Server_Info *server);
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extern int SMB2_query_directory(const unsigned int xid, struct cifs_tcon *tcon,
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u64 persistent_fid, u64 volatile_fid, int index,
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struct cifs_search_info *srch_inf);
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extern int SMB2_rename(const unsigned int xid, struct cifs_tcon *tcon,
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u64 persistent_fid, u64 volatile_fid,
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__le16 *target_file);
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extern int SMB2_set_hardlink(const unsigned int xid, struct cifs_tcon *tcon,
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u64 persistent_fid, u64 volatile_fid,
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__le16 *target_file);
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extern int SMB2_set_eof(const unsigned int xid, struct cifs_tcon *tcon,
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u64 persistent_fid, u64 volatile_fid, u32 pid,
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__le64 *eof);
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extern int SMB2_set_info(const unsigned int xid, struct cifs_tcon *tcon,
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u64 persistent_fid, u64 volatile_fid,
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FILE_BASIC_INFO *buf);
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extern int SMB2_oplock_break(const unsigned int xid, struct cifs_tcon *tcon,
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const u64 persistent_fid, const u64 volatile_fid,
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const __u8 oplock_level);
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extern int SMB2_QFS_info(const unsigned int xid, struct cifs_tcon *tcon,
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u64 persistent_file_id, u64 volatile_file_id,
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struct kstatfs *FSData);
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#endif /* _SMB2PROTO_H */
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