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linux/fs/cifs/cifsproto.h
Steve French ceec1e0fae [CIFS] Remove sparse warning 
Move extern for cifsConvertToUCS to different header to prevent following warning:

CHECK   fs/cifs/cifs_unicode.c
fs/cifs/cifs_unicode.c:267:1: warning: symbol 'cifsConvertToUCS' was not declared. Should it be static?

Signed-off-by: Steve French <sfrench@us.ibm.com>
Signed-off-by: Pavel Shilovsky <piastry@etersoft.ru>
Signed-off-by: Steve French <sfrench@us.ibm.com>
2011-05-19 14:10:56 +00:00

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/*
* fs/cifs/cifsproto.h
*
* Copyright (c) International Business Machines Corp., 2002,2008
* Author(s): Steve French (sfrench@us.ibm.com)
*
* This library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
* the GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _CIFSPROTO_H
#define _CIFSPROTO_H
#include <linux/nls.h>
struct statfs;
struct smb_vol;
/*
*****************************************************************
* All Prototypes
*****************************************************************
*/
extern struct smb_hdr *cifs_buf_get(void);
extern void cifs_buf_release(void *);
extern struct smb_hdr *cifs_small_buf_get(void);
extern void cifs_small_buf_release(void *);
extern int smb_send(struct TCP_Server_Info *, struct smb_hdr *,
unsigned int /* length */);
extern unsigned int _GetXid(void);
extern void _FreeXid(unsigned int);
#define GetXid() \
({ \
int __xid = (int)_GetXid(); \
cFYI(1, "CIFS VFS: in %s as Xid: %d with uid: %d", \
__func__, __xid, current_fsuid()); \
__xid; \
})
#define FreeXid(curr_xid) \
do { \
_FreeXid(curr_xid); \
cFYI(1, "CIFS VFS: leaving %s (xid = %d) rc = %d", \
__func__, curr_xid, (int)rc); \
} while (0)
extern int init_cifs_idmap(void);
extern void exit_cifs_idmap(void);
extern void cifs_destroy_idmaptrees(void);
extern char *build_path_from_dentry(struct dentry *);
extern char *cifs_build_path_to_root(struct cifs_sb_info *cifs_sb,
struct cifsTconInfo *tcon);
extern char *build_wildcard_path_from_dentry(struct dentry *direntry);
extern char *cifs_compose_mount_options(const char *sb_mountdata,
const char *fullpath, const struct dfs_info3_param *ref,
char **devname);
/* extern void renew_parental_timestamps(struct dentry *direntry);*/
extern struct mid_q_entry *AllocMidQEntry(const struct smb_hdr *smb_buffer,
struct TCP_Server_Info *server);
extern void DeleteMidQEntry(struct mid_q_entry *midEntry);
extern int cifs_call_async(struct TCP_Server_Info *server,
struct smb_hdr *in_buf, mid_callback_t *callback,
void *cbdata);
extern int SendReceive(const unsigned int /* xid */ , struct cifsSesInfo *,
struct smb_hdr * /* input */ ,
struct smb_hdr * /* out */ ,
int * /* bytes returned */ , const int long_op);
extern int SendReceiveNoRsp(const unsigned int xid, struct cifsSesInfo *ses,
struct smb_hdr *in_buf, int flags);
extern int SendReceive2(const unsigned int /* xid */ , struct cifsSesInfo *,
struct kvec *, int /* nvec to send */,
int * /* type of buf returned */ , const int flags);
extern int SendReceiveBlockingLock(const unsigned int xid,
struct cifsTconInfo *ptcon,
struct smb_hdr *in_buf ,
struct smb_hdr *out_buf,
int *bytes_returned);
extern int checkSMB(struct smb_hdr *smb, __u16 mid, unsigned int length);
extern bool is_valid_oplock_break(struct smb_hdr *smb,
struct TCP_Server_Info *);
extern bool is_size_safe_to_change(struct cifsInodeInfo *, __u64 eof);
extern void cifs_update_eof(struct cifsInodeInfo *cifsi, loff_t offset,
unsigned int bytes_written);
extern struct cifsFileInfo *find_writable_file(struct cifsInodeInfo *, bool);
extern struct cifsFileInfo *find_readable_file(struct cifsInodeInfo *, bool);
extern unsigned int smbCalcSize(struct smb_hdr *ptr);
extern int decode_negTokenInit(unsigned char *security_blob, int length,
struct TCP_Server_Info *server);
extern int cifs_convert_address(struct sockaddr *dst, const char *src, int len);
extern int cifs_set_port(struct sockaddr *addr, const unsigned short int port);
extern int cifs_fill_sockaddr(struct sockaddr *dst, const char *src, int len,
const unsigned short int port);
extern int map_smb_to_linux_error(struct smb_hdr *smb, int logErr);
extern void header_assemble(struct smb_hdr *, char /* command */ ,
const struct cifsTconInfo *, int /* length of
fixed section (word count) in two byte units */);
extern int small_smb_init_no_tc(const int smb_cmd, const int wct,
struct cifsSesInfo *ses,
void **request_buf);
extern int CIFS_SessSetup(unsigned int xid, struct cifsSesInfo *ses,
const struct nls_table *nls_cp);
extern __u16 GetNextMid(struct TCP_Server_Info *server);
extern struct timespec cifs_NTtimeToUnix(__le64 utc_nanoseconds_since_1601);
extern u64 cifs_UnixTimeToNT(struct timespec);
extern struct timespec cnvrtDosUnixTm(__le16 le_date, __le16 le_time,
int offset);
extern void cifs_set_oplock_level(struct cifsInodeInfo *cinode, __u32 oplock);
extern struct cifsFileInfo *cifs_new_fileinfo(__u16 fileHandle,
struct file *file, struct tcon_link *tlink,
__u32 oplock);
extern int cifs_posix_open(char *full_path, struct inode **pinode,
struct super_block *sb,
int mode, unsigned int f_flags,
__u32 *poplock, __u16 *pnetfid, int xid);
void cifs_fill_uniqueid(struct super_block *sb, struct cifs_fattr *fattr);
extern void cifs_unix_basic_to_fattr(struct cifs_fattr *fattr,
FILE_UNIX_BASIC_INFO *info,
struct cifs_sb_info *cifs_sb);
extern void cifs_fattr_to_inode(struct inode *inode, struct cifs_fattr *fattr);
extern struct inode *cifs_iget(struct super_block *sb,
struct cifs_fattr *fattr);
extern int cifs_get_file_info(struct file *filp);
extern int cifs_get_inode_info(struct inode **pinode,
const unsigned char *search_path,
FILE_ALL_INFO *pfile_info,
struct super_block *sb, int xid, const __u16 *pfid);
extern int cifs_get_file_info_unix(struct file *filp);
extern int cifs_get_inode_info_unix(struct inode **pinode,
const unsigned char *search_path,
struct super_block *sb, int xid);
extern int cifs_acl_to_fattr(struct cifs_sb_info *cifs_sb,
struct cifs_fattr *fattr, struct inode *inode,
const char *path, const __u16 *pfid);
extern int mode_to_cifs_acl(struct inode *inode, const char *path, __u64);
extern struct cifs_ntsd *get_cifs_acl(struct cifs_sb_info *, struct inode *,
const char *, u32 *);
extern int set_cifs_acl(struct cifs_ntsd *, __u32, struct inode *,
const char *);
extern int cifs_mount(struct super_block *, struct cifs_sb_info *,
const char *);
extern int cifs_umount(struct super_block *, struct cifs_sb_info *);
extern void cifs_dfs_release_automount_timer(void);
void cifs_proc_init(void);
void cifs_proc_clean(void);
extern int cifs_negotiate_protocol(unsigned int xid,
struct cifsSesInfo *ses);
extern int cifs_setup_session(unsigned int xid, struct cifsSesInfo *ses,
struct nls_table *nls_info);
extern int CIFSSMBNegotiate(unsigned int xid, struct cifsSesInfo *ses);
extern int CIFSTCon(unsigned int xid, struct cifsSesInfo *ses,
const char *tree, struct cifsTconInfo *tcon,
const struct nls_table *);
extern int CIFSFindFirst(const int xid, struct cifsTconInfo *tcon,
const char *searchName, const struct nls_table *nls_codepage,
__u16 *searchHandle, struct cifs_search_info *psrch_inf,
int map, const char dirsep);
extern int CIFSFindNext(const int xid, struct cifsTconInfo *tcon,
__u16 searchHandle, struct cifs_search_info *psrch_inf);
extern int CIFSFindClose(const int, struct cifsTconInfo *tcon,
const __u16 search_handle);
extern int CIFSSMBQFileInfo(const int xid, struct cifsTconInfo *tcon,
u16 netfid, FILE_ALL_INFO *pFindData);
extern int CIFSSMBQPathInfo(const int xid, struct cifsTconInfo *tcon,
const unsigned char *searchName,
FILE_ALL_INFO *findData,
int legacy /* whether to use old info level */,
const struct nls_table *nls_codepage, int remap);
extern int SMBQueryInformation(const int xid, struct cifsTconInfo *tcon,
const unsigned char *searchName,
FILE_ALL_INFO *findData,
const struct nls_table *nls_codepage, int remap);
extern int CIFSSMBUnixQFileInfo(const int xid, struct cifsTconInfo *tcon,
u16 netfid, FILE_UNIX_BASIC_INFO *pFindData);
extern int CIFSSMBUnixQPathInfo(const int xid,
struct cifsTconInfo *tcon,
const unsigned char *searchName,
FILE_UNIX_BASIC_INFO *pFindData,
const struct nls_table *nls_codepage, int remap);
extern int CIFSGetDFSRefer(const int xid, struct cifsSesInfo *ses,
const unsigned char *searchName,
struct dfs_info3_param **target_nodes,
unsigned int *number_of_nodes_in_array,
const struct nls_table *nls_codepage, int remap);
extern int get_dfs_path(int xid, struct cifsSesInfo *pSesInfo,
const char *old_path,
const struct nls_table *nls_codepage,
unsigned int *pnum_referrals,
struct dfs_info3_param **preferrals,
int remap);
extern void reset_cifs_unix_caps(int xid, struct cifsTconInfo *tcon,
struct super_block *sb, struct smb_vol *vol);
extern int CIFSSMBQFSInfo(const int xid, struct cifsTconInfo *tcon,
struct kstatfs *FSData);
extern int SMBOldQFSInfo(const int xid, struct cifsTconInfo *tcon,
struct kstatfs *FSData);
extern int CIFSSMBSetFSUnixInfo(const int xid, struct cifsTconInfo *tcon,
__u64 cap);
extern int CIFSSMBQFSAttributeInfo(const int xid,
struct cifsTconInfo *tcon);
extern int CIFSSMBQFSDeviceInfo(const int xid, struct cifsTconInfo *tcon);
extern int CIFSSMBQFSUnixInfo(const int xid, struct cifsTconInfo *tcon);
extern int CIFSSMBQFSPosixInfo(const int xid, struct cifsTconInfo *tcon,
struct kstatfs *FSData);
extern int CIFSSMBSetPathInfo(const int xid, struct cifsTconInfo *tcon,
const char *fileName, const FILE_BASIC_INFO *data,
const struct nls_table *nls_codepage,
int remap_special_chars);
extern int CIFSSMBSetFileInfo(const int xid, struct cifsTconInfo *tcon,
const FILE_BASIC_INFO *data, __u16 fid,
__u32 pid_of_opener);
extern int CIFSSMBSetFileDisposition(const int xid, struct cifsTconInfo *tcon,
bool delete_file, __u16 fid, __u32 pid_of_opener);
#if 0
extern int CIFSSMBSetAttrLegacy(int xid, struct cifsTconInfo *tcon,
char *fileName, __u16 dos_attributes,
const struct nls_table *nls_codepage);
#endif /* possibly unneeded function */
extern int CIFSSMBSetEOF(const int xid, struct cifsTconInfo *tcon,
const char *fileName, __u64 size,
bool setAllocationSizeFlag,
const struct nls_table *nls_codepage,
int remap_special_chars);
extern int CIFSSMBSetFileSize(const int xid, struct cifsTconInfo *tcon,
__u64 size, __u16 fileHandle, __u32 opener_pid,
bool AllocSizeFlag);
struct cifs_unix_set_info_args {
__u64 ctime;
__u64 atime;
__u64 mtime;
__u64 mode;
__u64 uid;
__u64 gid;
dev_t device;
};
extern int CIFSSMBUnixSetFileInfo(const int xid, struct cifsTconInfo *tcon,
const struct cifs_unix_set_info_args *args,
u16 fid, u32 pid_of_opener);
extern int CIFSSMBUnixSetPathInfo(const int xid, struct cifsTconInfo *pTcon,
char *fileName,
const struct cifs_unix_set_info_args *args,
const struct nls_table *nls_codepage,
int remap_special_chars);
extern int CIFSSMBMkDir(const int xid, struct cifsTconInfo *tcon,
const char *newName,
const struct nls_table *nls_codepage,
int remap_special_chars);
extern int CIFSSMBRmDir(const int xid, struct cifsTconInfo *tcon,
const char *name, const struct nls_table *nls_codepage,
int remap_special_chars);
extern int CIFSPOSIXDelFile(const int xid, struct cifsTconInfo *tcon,
const char *name, __u16 type,
const struct nls_table *nls_codepage,
int remap_special_chars);
extern int CIFSSMBDelFile(const int xid, struct cifsTconInfo *tcon,
const char *name,
const struct nls_table *nls_codepage,
int remap_special_chars);
extern int CIFSSMBRename(const int xid, struct cifsTconInfo *tcon,
const char *fromName, const char *toName,
const struct nls_table *nls_codepage,
int remap_special_chars);
extern int CIFSSMBRenameOpenFile(const int xid, struct cifsTconInfo *pTcon,
int netfid, const char *target_name,
const struct nls_table *nls_codepage,
int remap_special_chars);
extern int CIFSCreateHardLink(const int xid,
struct cifsTconInfo *tcon,
const char *fromName, const char *toName,
const struct nls_table *nls_codepage,
int remap_special_chars);
extern int CIFSUnixCreateHardLink(const int xid,
struct cifsTconInfo *tcon,
const char *fromName, const char *toName,
const struct nls_table *nls_codepage,
int remap_special_chars);
extern int CIFSUnixCreateSymLink(const int xid,
struct cifsTconInfo *tcon,
const char *fromName, const char *toName,
const struct nls_table *nls_codepage);
extern int CIFSSMBUnixQuerySymLink(const int xid,
struct cifsTconInfo *tcon,
const unsigned char *searchName, char **syminfo,
const struct nls_table *nls_codepage);
#ifdef CONFIG_CIFS_SYMLINK_EXPERIMENTAL
extern int CIFSSMBQueryReparseLinkInfo(const int xid,
struct cifsTconInfo *tcon,
const unsigned char *searchName,
char *symlinkinfo, const int buflen, __u16 fid,
const struct nls_table *nls_codepage);
#endif /* temporarily unused until cifs_symlink fixed */
extern int CIFSSMBOpen(const int xid, struct cifsTconInfo *tcon,
const char *fileName, const int disposition,
const int access_flags, const int omode,
__u16 *netfid, int *pOplock, FILE_ALL_INFO *,
const struct nls_table *nls_codepage, int remap);
extern int SMBLegacyOpen(const int xid, struct cifsTconInfo *tcon,
const char *fileName, const int disposition,
const int access_flags, const int omode,
__u16 *netfid, int *pOplock, FILE_ALL_INFO *,
const struct nls_table *nls_codepage, int remap);
extern int CIFSPOSIXCreate(const int xid, struct cifsTconInfo *tcon,
u32 posix_flags, __u64 mode, __u16 *netfid,
FILE_UNIX_BASIC_INFO *pRetData,
__u32 *pOplock, const char *name,
const struct nls_table *nls_codepage, int remap);
extern int CIFSSMBClose(const int xid, struct cifsTconInfo *tcon,
const int smb_file_id);
extern int CIFSSMBFlush(const int xid, struct cifsTconInfo *tcon,
const int smb_file_id);
extern int CIFSSMBRead(const int xid, struct cifsTconInfo *tcon,
const int netfid, unsigned int count,
const __u64 lseek, unsigned int *nbytes, char **buf,
int *return_buf_type);
extern int CIFSSMBWrite(const int xid, struct cifsTconInfo *tcon,
const int netfid, const unsigned int count,
const __u64 lseek, unsigned int *nbytes,
const char *buf, const char __user *ubuf,
const int long_op);
extern int CIFSSMBWrite2(const int xid, struct cifsTconInfo *tcon,
const int netfid, const unsigned int count,
const __u64 offset, unsigned int *nbytes,
struct kvec *iov, const int nvec, const int long_op);
extern int CIFSGetSrvInodeNumber(const int xid, struct cifsTconInfo *tcon,
const unsigned char *searchName, __u64 *inode_number,
const struct nls_table *nls_codepage,
int remap_special_chars);
extern int CIFSSMBLock(const int xid, struct cifsTconInfo *tcon,
const __u16 netfid, const __u64 len,
const __u64 offset, const __u32 numUnlock,
const __u32 numLock, const __u8 lockType,
const bool waitFlag, const __u8 oplock_level);
extern int CIFSSMBPosixLock(const int xid, struct cifsTconInfo *tcon,
const __u16 smb_file_id, const int get_flag,
const __u64 len, struct file_lock *,
const __u16 lock_type, const bool waitFlag);
extern int CIFSSMBTDis(const int xid, struct cifsTconInfo *tcon);
extern int CIFSSMBEcho(struct TCP_Server_Info *server);
extern int CIFSSMBLogoff(const int xid, struct cifsSesInfo *ses);
extern struct cifsSesInfo *sesInfoAlloc(void);
extern void sesInfoFree(struct cifsSesInfo *);
extern struct cifsTconInfo *tconInfoAlloc(void);
extern void tconInfoFree(struct cifsTconInfo *);
extern int cifs_sign_smb(struct smb_hdr *, struct TCP_Server_Info *, __u32 *);
extern int cifs_sign_smb2(struct kvec *iov, int n_vec, struct TCP_Server_Info *,
__u32 *);
extern int cifs_verify_signature(struct smb_hdr *,
struct TCP_Server_Info *server,
__u32 expected_sequence_number);
extern int SMBNTencrypt(unsigned char *, unsigned char *, unsigned char *);
extern int setup_ntlm_response(struct cifsSesInfo *);
extern int setup_ntlmv2_rsp(struct cifsSesInfo *, const struct nls_table *);
extern int cifs_crypto_shash_allocate(struct TCP_Server_Info *);
extern void cifs_crypto_shash_release(struct TCP_Server_Info *);
extern int calc_seckey(struct cifsSesInfo *);
#ifdef CONFIG_CIFS_WEAK_PW_HASH
extern int calc_lanman_hash(const char *password, const char *cryptkey,
bool encrypt, char *lnm_session_key);
#endif /* CIFS_WEAK_PW_HASH */
#ifdef CONFIG_CIFS_DNOTIFY_EXPERIMENTAL /* unused temporarily */
extern int CIFSSMBNotify(const int xid, struct cifsTconInfo *tcon,
const int notify_subdirs, const __u16 netfid,
__u32 filter, struct file *file, int multishot,
const struct nls_table *nls_codepage);
#endif /* was needed for dnotify, and will be needed for inotify when VFS fix */
extern int CIFSSMBCopy(int xid,
struct cifsTconInfo *source_tcon,
const char *fromName,
const __u16 target_tid,
const char *toName, const int flags,
const struct nls_table *nls_codepage,
int remap_special_chars);
extern ssize_t CIFSSMBQAllEAs(const int xid, struct cifsTconInfo *tcon,
const unsigned char *searchName,
const unsigned char *ea_name, char *EAData,
size_t bufsize, const struct nls_table *nls_codepage,
int remap_special_chars);
extern int CIFSSMBSetEA(const int xid, struct cifsTconInfo *tcon,
const char *fileName, const char *ea_name,
const void *ea_value, const __u16 ea_value_len,
const struct nls_table *nls_codepage, int remap_special_chars);
extern int CIFSSMBGetCIFSACL(const int xid, struct cifsTconInfo *tcon,
__u16 fid, struct cifs_ntsd **acl_inf, __u32 *buflen);
extern int CIFSSMBSetCIFSACL(const int, struct cifsTconInfo *, __u16,
struct cifs_ntsd *, __u32);
extern int CIFSSMBGetPosixACL(const int xid, struct cifsTconInfo *tcon,
const unsigned char *searchName,
char *acl_inf, const int buflen, const int acl_type,
const struct nls_table *nls_codepage, int remap_special_chars);
extern int CIFSSMBSetPosixACL(const int xid, struct cifsTconInfo *tcon,
const unsigned char *fileName,
const char *local_acl, const int buflen, const int acl_type,
const struct nls_table *nls_codepage, int remap_special_chars);
extern int CIFSGetExtAttr(const int xid, struct cifsTconInfo *tcon,
const int netfid, __u64 *pExtAttrBits, __u64 *pMask);
extern void cifs_autodisable_serverino(struct cifs_sb_info *cifs_sb);
extern bool CIFSCouldBeMFSymlink(const struct cifs_fattr *fattr);
extern int CIFSCheckMFSymlink(struct cifs_fattr *fattr,
const unsigned char *path,
struct cifs_sb_info *cifs_sb, int xid);
extern int mdfour(unsigned char *, unsigned char *, int);
extern int E_md4hash(const unsigned char *passwd, unsigned char *p16);
extern int SMBencrypt(unsigned char *passwd, const unsigned char *c8,
unsigned char *p24);
#endif /* _CIFSPROTO_H */
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