[PATCH] cifs: character mapping of special characters (part 3 of 3)

Signed-off-by: Steve French (sfrench@us.ibm.com)
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

14 files changed, 337 insertions, 332 deletions

diff --git a/fs/cifs/CHANGES b/fs/cifs/CHANGES
index 412b6d243d5..de8858028d6 100644
--- a/fs/cifs/CHANGES
+++ b/fs/cifs/CHANGES
@@ -9,7 +9,7 @@ POSIX ACL capability bit. Fix packet signing when multiuser mounting with
 different users from the same client to the same server. Fix oops in
 cifs_close. Add mount option for remapping reserved characters in
 filenames (also allow recognizing files with created by SFU which have any
-of these seven reserved characters to be recognized).
+of these seven reserved characters, except backslash, to be recognized).
 
 Version 1.31
 ------------
diff --git a/fs/cifs/README b/fs/cifs/README
index 83e05457625..93900fc4ada 100644
--- a/fs/cifs/README
+++ b/fs/cifs/README
@@ -376,8 +376,8 @@ A partial list of the supported mount options follows:
 		attributes) to the server (default) e.g. via setfattr 
 		and getfattr utilities. 
   nouser_xattr  Do not allow getfattr/setfattr to get/set xattrs 
-  mapchars      Translate the seven reserved characters 
-			*?<>|:\	
+  mapchars      Translate six of the seven reserved characters (not backslash)
+			*?<>|:
 		to the remap range (above 0xF000), which also
 		allows the CIFS client to recognize files created with
 		such characters by Windows's POSIX emulation. This can
diff --git a/fs/cifs/TODO b/fs/cifs/TODO
index a69227415a7..1e8490ed694 100644
--- a/fs/cifs/TODO
+++ b/fs/cifs/TODO
@@ -67,6 +67,9 @@ q) implement support for security and trusted categories of xattrs
 
 r) Implement O_DIRECT flag on open (already supported on mount)
 
+s) Allow remapping of last remaining character (\) to +0xF000 which
+(this character is valid for POSIX but not for Windows)
+
 KNOWN BUGS (updated April 3, 2005)
 ====================================
 See http://bugzilla.samba.org - search on product "CifsVFS" for
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index ae48ef04297..3d5365b9f5b 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -191,13 +191,13 @@ cifs_statfs(struct super_block *sb, struct kstatfs *buf)
 #ifdef CONFIG_CIFS_EXPERIMENTAL
 /* BB we could add a second check for a QFS Unix capability bit */
     if (pTcon->ses->capabilities & CAP_UNIX)
-	    rc = CIFSSMBQFSPosixInfo(xid, pTcon, buf, cifs_sb->local_nls);
+	    rc = CIFSSMBQFSPosixInfo(xid, pTcon, buf);
 
     /* Only need to call the old QFSInfo if failed
     on newer one */
     if(rc)
 #endif /* CIFS_EXPERIMENTAL */
-	rc = CIFSSMBQFSInfo(xid, pTcon, buf, cifs_sb->local_nls);
+	rc = CIFSSMBQFSInfo(xid, pTcon, buf);
 
 	/*     
 	   int f_type;
diff --git a/fs/cifs/cifsproto.h b/fs/cifs/cifsproto.h
index b486ba738d9..0010511083f 100644
--- a/fs/cifs/cifsproto.h
+++ b/fs/cifs/cifsproto.h
@@ -57,10 +57,11 @@ extern int decode_negTokenInit(unsigned char *security_blob, int length,
 extern int cifs_inet_pton(int, char * source, void *dst);
 extern int map_smb_to_linux_error(struct smb_hdr *smb);
 extern void header_assemble(struct smb_hdr *, char /* command */ ,
-			const struct cifsTconInfo *, int
-			/* length of fixed section (word count) in two byte units  */
+			const struct cifsTconInfo *, int /* specifies length
+			    of fixed section (word count) in two byte units */
 			);
-extern struct oplock_q_entry * AllocOplockQEntry(struct inode *, u16, struct cifsTconInfo *);
+extern struct oplock_q_entry * AllocOplockQEntry(struct inode *, u16, 
+						 struct cifsTconInfo *);
 extern void DeleteOplockQEntry(struct oplock_q_entry *);
 extern struct timespec cifs_NTtimeToUnix(u64 /* utc nanoseconds since 1601 */ );
 extern u64 cifs_UnixTimeToNT(struct timespec);
@@ -88,7 +89,7 @@ extern int CIFSTCon(unsigned int xid, struct cifsSesInfo *ses,
 
 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);
+            __u16 *searchHandle, struct cifs_search_info * psrch_inf, int map);
 
 extern int CIFSFindNext(const int xid, struct cifsTconInfo *tcon,
             __u16 searchHandle, struct cifs_search_info * psrch_inf);
@@ -99,42 +100,42 @@ extern int CIFSFindClose(const int, struct cifsTconInfo *tcon,
 extern int CIFSSMBQPathInfo(const int xid, struct cifsTconInfo *tcon,
 			const unsigned char *searchName,
 			FILE_ALL_INFO * findData,
-			const struct nls_table *nls_codepage);
+			const struct nls_table *nls_codepage, int remap);
 
 extern int CIFSSMBUnixQPathInfo(const int xid,
 			struct cifsTconInfo *tcon,
 			const unsigned char *searchName,
 			FILE_UNIX_BASIC_INFO * pFindData,
-			const struct nls_table *nls_codepage);
+			const struct nls_table *nls_codepage, int remap);
 
 extern int CIFSGetDFSRefer(const int xid, struct cifsSesInfo *ses,
 			const unsigned char *searchName,
 			unsigned char **targetUNCs,
 			unsigned int *number_of_UNC_in_array,
-			const struct nls_table *nls_codepage);
+			const struct nls_table *nls_codepage, int remap);
 
 extern int connect_to_dfs_path(int xid, struct cifsSesInfo *pSesInfo,
 			const char *old_path,
-			const struct nls_table *nls_codepage);
+			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, unsigned char ** preferrals);
+			const char *old_path, 
+			const struct nls_table *nls_codepage,
+			unsigned int *pnum_referrals, 
+			unsigned char ** preferrals,
+			int remap);
 extern int CIFSSMBQFSInfo(const int xid, struct cifsTconInfo *tcon,
-			struct kstatfs *FSData,
-			const struct nls_table *nls_codepage);
+			struct kstatfs *FSData);
 extern int CIFSSMBQFSAttributeInfo(const int xid,
-			struct cifsTconInfo *tcon,
-			const struct nls_table *nls_codepage);
-extern int CIFSSMBQFSDeviceInfo(const int xid, struct cifsTconInfo *tcon,
-			const struct nls_table *nls_codepage);
-extern int CIFSSMBQFSUnixInfo(const int xid, struct cifsTconInfo *tcon,
-			const struct nls_table *nls_codepage);
+			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, const struct nls_table *nls_codepage);
+			struct kstatfs *FSData);
 
 extern int CIFSSMBSetTimes(const int xid, struct cifsTconInfo *tcon,
 			const char *fileName, const FILE_BASIC_INFO * data,
-			const struct nls_table *nls_codepage);
+			const struct nls_table *nls_codepage,
+			int remap_special_chars);
 extern int CIFSSMBSetFileTimes(const int xid, struct cifsTconInfo *tcon,
 			const FILE_BASIC_INFO * data, __u16 fid);
 #if 0
@@ -143,36 +144,49 @@ extern int CIFSSMBSetAttrLegacy(int xid, struct cifsTconInfo *tcon,
 			const struct nls_table *nls_codepage);
 #endif /* possibly unneeded function */
 extern int CIFSSMBSetEOF(const int xid, struct cifsTconInfo *tcon,
-			const char *fileName, __u64 size,int setAllocationSizeFlag,
-			const struct nls_table *nls_codepage);
+			const char *fileName, __u64 size,
+			int 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, int AllocSizeFlag);
+			 __u64 size, __u16 fileHandle,__u32 opener_pid, 
+			int AllocSizeFlag);
 extern int CIFSSMBUnixSetPerms(const int xid, struct cifsTconInfo *pTcon,
 			char *full_path, __u64 mode, __u64 uid,
-			__u64 gid, dev_t dev, const struct nls_table *nls_codepage);
+			__u64 gid, dev_t dev, 
+			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);
+			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);
+			const char *name, 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);
+			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);
+			const struct nls_table *nls_codepage,
+			int remap_special_chars);
 extern int CIFSSMBRenameOpenFile(const int xid,struct cifsTconInfo *pTcon,
-			int netfid, char * target_name, const struct nls_table *nls_codepage);
+			int netfid, 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);
+			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);
+			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,
@@ -192,7 +206,7 @@ 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);
+			const struct nls_table *nls_codepage, int remap);
 extern int CIFSSMBClose(const int xid, struct cifsTconInfo *tcon,
 			const int smb_file_id);
 
@@ -211,10 +225,13 @@ extern int CIFSSMBWrite2(const int xid, struct cifsTconInfo *tcon,
 			const char __user *buf,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);
+			const struct nls_table *nls_codepage, 
+			int remap_special_chars);
+#endif /* CONFIG_CIFS_EXPERIMENTAL */
 extern int cifs_convertUCSpath(char *target, const __u16 *source, int maxlen,
 			const struct nls_table * codepage);
-#endif /* CONFIG_CIFS_EXPERIMENTAL */
+extern int cifsConvertToUCS(__le16 * target, const char *source, int maxlen,
+			const struct nls_table * cp, int mapChars);
 
 extern int CIFSSMBLock(const int xid, struct cifsTconInfo *tcon,
 			const __u16 netfid, const __u64 len,
@@ -243,29 +260,31 @@ extern int CIFSSMBCopy(int xid,
 			const char *fromName,
 			const __u16 target_tid,
 			const char *toName, const int flags,
-			const struct nls_table *nls_codepage);
+			const struct nls_table *nls_codepage, 
+			int remap_special_chars);
 extern int CIFSSMBNotify(const int xid, struct cifsTconInfo *tcon, 
-			const int notify_subdirs,const __u16 netfid,__u32 filter,
-			const struct nls_table *nls_codepage);
+			const int notify_subdirs,const __u16 netfid,
+			__u32 filter, const struct nls_table *nls_codepage);
 extern ssize_t CIFSSMBQAllEAs(const int xid, struct cifsTconInfo *tcon,
 			const unsigned char *searchName, char * EAData,
-			size_t bufsize, const struct nls_table *nls_codepage);
+			size_t bufsize, const struct nls_table *nls_codepage,
+			int remap_special_chars);
 extern ssize_t CIFSSMBQueryEA(const int xid,struct cifsTconInfo * tcon,
 		const unsigned char * searchName,const unsigned char * ea_name,
 		unsigned char * ea_value, size_t buf_size, 
-		const struct nls_table *nls_codepage);
+		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);
+		const struct nls_table *nls_codepage, int remap_special_chars);
 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);
+		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);
+		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);
 #endif			/* _CIFSPROTO_H */
diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c
index 237e3bf94bf..f7c4914c3dd 100644
--- a/fs/cifs/cifssmb.c
+++ b/fs/cifs/cifssmb.c
@@ -538,8 +538,8 @@ CIFSSMBLogoff(const int xid, struct cifsSesInfo *ses)
 }
 
 int
-CIFSSMBDelFile(const int xid, struct cifsTconInfo *tcon,
-	       const char *fileName, const struct nls_table *nls_codepage)
+CIFSSMBDelFile(const int xid, struct cifsTconInfo *tcon, const char *fileName,
+	       const struct nls_table *nls_codepage, int remap)
 {
 	DELETE_FILE_REQ *pSMB = NULL;
 	DELETE_FILE_RSP *pSMBr = NULL;
@@ -555,9 +555,8 @@ DelFileRetry:
 
 	if (pSMB->hdr.Flags2 & SMBFLG2_UNICODE) {
 		name_len =
-		    cifs_strtoUCS((wchar_t *) pSMB->fileName, fileName, PATH_MAX
-				  /* find define for this maxpathcomponent */
-				  , nls_codepage);
+		    cifsConvertToUCS((__u16 *) pSMB->fileName, fileName, 
+				     PATH_MAX, nls_codepage, remap);
 		name_len++;	/* trailing null */
 		name_len *= 2;
 	} else {		/* BB improve the check for buffer overruns BB */
@@ -589,8 +588,8 @@ DelFileRetry:
 }
 
 int
-CIFSSMBRmDir(const int xid, struct cifsTconInfo *tcon,
-	     const char *dirName, const struct nls_table *nls_codepage)
+CIFSSMBRmDir(const int xid, struct cifsTconInfo *tcon, const char *dirName, 
+	     const struct nls_table *nls_codepage, int remap)
 {
 	DELETE_DIRECTORY_REQ *pSMB = NULL;
 	DELETE_DIRECTORY_RSP *pSMBr = NULL;
@@ -606,9 +605,8 @@ RmDirRetry:
 		return rc;
 
 	if (pSMB->hdr.Flags2 & SMBFLG2_UNICODE) {
-		name_len = cifs_strtoUCS((wchar_t *) pSMB->DirName, dirName, PATH_MAX
-				/* find define for this maxpathcomponent */
-				, nls_codepage);
+		name_len = cifsConvertToUCS((__le16 *) pSMB->DirName, dirName,
+					 PATH_MAX, nls_codepage, remap);
 		name_len++;	/* trailing null */
 		name_len *= 2;
 	} else {		/* BB improve the check for buffer overruns BB */
@@ -639,7 +637,7 @@ RmDirRetry:
 
 int
 CIFSSMBMkDir(const int xid, struct cifsTconInfo *tcon,
-	     const char *name, const struct nls_table *nls_codepage)
+	     const char *name, const struct nls_table *nls_codepage, int remap)
 {
 	int rc = 0;
 	CREATE_DIRECTORY_REQ *pSMB = NULL;
@@ -655,9 +653,8 @@ MkDirRetry:
 		return rc;
 
 	if (pSMB->hdr.Flags2 & SMBFLG2_UNICODE) {
-		name_len = cifs_strtoUCS((wchar_t *) pSMB->DirName, name, PATH_MAX
-					 /* find define for this maxpathcomponent */
-					 , nls_codepage);
+		name_len = cifsConvertToUCS((__u16 *) pSMB->DirName, name, 
+					    PATH_MAX, nls_codepage, remap);
 		name_len++;	/* trailing null */
 		name_len *= 2;
 	} else {		/* BB improve the check for buffer overruns BB */
@@ -690,7 +687,7 @@ CIFSSMBOpen(const int xid, struct cifsTconInfo *tcon,
 	    const char *fileName, const int openDisposition,
 	    const int access_flags, const int create_options, __u16 * netfid,
 	    int *pOplock, FILE_ALL_INFO * pfile_info, 
-	    const struct nls_table *nls_codepage)
+	    const struct nls_table *nls_codepage, int remap)
 {
 	int rc = -EACCES;
 	OPEN_REQ *pSMB = NULL;
@@ -710,10 +707,8 @@ openRetry:
 	if (pSMB->hdr.Flags2 & SMBFLG2_UNICODE) {
 		count = 1;	/* account for one byte pad to word boundary */
 		name_len =
-		    cifs_strtoUCS((wchar_t *) (pSMB->fileName + 1),
-				  fileName, PATH_MAX
-				  /* find define for this maxpathcomponent */
-				  , nls_codepage);
+		    cifsConvertToUCS((__u16 *) (pSMB->fileName + 1),
+				     fileName, PATH_MAX, nls_codepage, remap);
 		name_len++;	/* trailing null */
 		name_len *= 2;
 		pSMB->NameLength = cpu_to_le16(name_len);
@@ -1108,7 +1103,7 @@ CIFSSMBClose(const int xid, struct cifsTconInfo *tcon, int smb_file_id)
 int
 CIFSSMBRename(const int xid, struct cifsTconInfo *tcon,
 	      const char *fromName, const char *toName,
-	      const struct nls_table *nls_codepage)
+	      const struct nls_table *nls_codepage, int remap)
 {
 	int rc = 0;
 	RENAME_REQ *pSMB = NULL;
@@ -1131,18 +1126,16 @@ renameRetry:
 
 	if (pSMB->hdr.Flags2 & SMBFLG2_UNICODE) {
 		name_len =
-		    cifs_strtoUCS((wchar_t *) pSMB->OldFileName, fromName, PATH_MAX
-				  /* find define for this maxpathcomponent */
-				  , nls_codepage);
+		    cifsConvertToUCS((__u16 *) pSMB->OldFileName, fromName, 
+				     PATH_MAX, nls_codepage, remap);
 		name_len++;	/* trailing null */
 		name_len *= 2;
 		pSMB->OldFileName[name_len] = 0x04;	/* pad */
 	/* protocol requires ASCII signature byte on Unicode string */
 		pSMB->OldFileName[name_len + 1] = 0x00;
 		name_len2 =
-		    cifs_strtoUCS((wchar_t *) & pSMB->
-				  OldFileName[name_len + 2], toName, PATH_MAX,
-				  nls_codepage);
+		    cifsConvertToUCS((__u16 *) &pSMB->OldFileName[name_len + 2],
+				     toName, PATH_MAX, nls_codepage, remap);
 		name_len2 += 1 /* trailing null */  + 1 /* Signature word */ ;
 		name_len2 *= 2;	/* convert to bytes */
 	} else {		/* BB improve the check for buffer overruns BB */
@@ -1182,7 +1175,8 @@ renameRetry:
 }
 
 int CIFSSMBRenameOpenFile(const int xid,struct cifsTconInfo *pTcon, 
-		int netfid, char * target_name, const struct nls_table * nls_codepage) 
+		int netfid, char * target_name, 
+		const struct nls_table * nls_codepage, int remap)
 {
 	struct smb_com_transaction2_sfi_req *pSMB  = NULL;
 	struct smb_com_transaction2_sfi_rsp *pSMBr = NULL;
@@ -1227,9 +1221,11 @@ int CIFSSMBRenameOpenFile(const int xid,struct cifsTconInfo *pTcon,
 	/* unicode only call */
 	if(target_name == NULL) {
 		sprintf(dummy_string,"cifs%x",pSMB->hdr.Mid);
-	        len_of_str = cifs_strtoUCS((wchar_t *) rename_info->target_name, dummy_string, 24, nls_codepage);
+	        len_of_str = cifsConvertToUCS((__u16 *)rename_info->target_name,
+					dummy_string, 24, nls_codepage, remap);
 	} else {
-		len_of_str = cifs_strtoUCS((wchar_t *) rename_info->target_name, target_name, PATH_MAX, nls_codepage);
+		len_of_str = cifsConvertToUCS((__u16 *)rename_info->target_name,
+					target_name, PATH_MAX, nls_codepage, remap);
 	}
 	rename_info->target_name_len = cpu_to_le32(2 * len_of_str);
 	count = 12 /* sizeof(struct set_file_rename) */ + (2 * len_of_str) + 2;
@@ -1263,7 +1259,7 @@ int CIFSSMBRenameOpenFile(const int xid,struct cifsTconInfo *pTcon,
 int
 CIFSSMBCopy(const int xid, struct cifsTconInfo *tcon, const char * fromName, 
             const __u16 target_tid, const char *toName, const int flags,
-            const struct nls_table *nls_codepage)
+            const struct nls_table *nls_codepage, int remap)
 {
 	int rc = 0;
 	COPY_REQ *pSMB = NULL;
@@ -1285,18 +1281,16 @@ copyRetry:
 	pSMB->Flags = cpu_to_le16(flags & COPY_TREE);
 
 	if (pSMB->hdr.Flags2 & SMBFLG2_UNICODE) {
-		name_len = cifs_strtoUCS((wchar_t *) pSMB->OldFileName, 
-				fromName, 
-				PATH_MAX /* find define for this maxpathcomponent */,
-				nls_codepage);
+		name_len = cifsConvertToUCS((__u16 *) pSMB->OldFileName, 
+					    fromName, PATH_MAX, nls_codepage,
+					    remap);
 		name_len++;     /* trailing null */
 		name_len *= 2;
 		pSMB->OldFileName[name_len] = 0x04;     /* pad */
 		/* protocol requires ASCII signature byte on Unicode string */
 		pSMB->OldFileName[name_len + 1] = 0x00;
-		name_len2 = cifs_strtoUCS((wchar_t *) & pSMB->
-				OldFileName[name_len + 2], toName, PATH_MAX,
-				nls_codepage);
+		name_len2 = cifsConvertToUCS((__u16 *)&pSMB->OldFileName[name_len + 2], 
+				toName, PATH_MAX, nls_codepage, remap);
 		name_len2 += 1 /* trailing null */  + 1 /* Signature word */ ;
 		name_len2 *= 2; /* convert to bytes */
 	} else {                /* BB improve the check for buffer overruns BB */
@@ -1425,7 +1419,7 @@ createSymLinkRetry:
 int
 CIFSUnixCreateHardLink(const int xid, struct cifsTconInfo *tcon,
 		       const char *fromName, const char *toName,
-		       const struct nls_table *nls_codepage)
+		       const struct nls_table *nls_codepage, int remap)
 {
 	TRANSACTION2_SPI_REQ *pSMB = NULL;
 	TRANSACTION2_SPI_RSP *pSMBr = NULL;
@@ -1444,9 +1438,8 @@ createHardLinkRetry:
 		return rc;
 
 	if (pSMB->hdr.Flags2 & SMBFLG2_UNICODE) {
-		name_len = cifs_strtoUCS((wchar_t *) pSMB->FileName, toName, PATH_MAX
-					 /* find define for this maxpathcomponent */
-					 , nls_codepage);
+		name_len = cifsConvertToUCS((__u16 *) pSMB->FileName, toName,
+					    PATH_MAX, nls_codepage, remap);
 		name_len++;	/* trailing null */
 		name_len *= 2;
 
@@ -1468,9 +1461,8 @@ createHardLinkRetry:
 	data_offset = (char *) (&pSMB->hdr.Protocol) + offset;
 	if (pSMB->hdr.Flags2 & SMBFLG2_UNICODE) {
 		name_len_target =
-		    cifs_strtoUCS((wchar_t *) data_offset, fromName, PATH_MAX
-				  /* find define for this maxpathcomponent */
-				  , nls_codepage);
+		    cifsConvertToUCS((__u16 *) data_offset, fromName, PATH_MAX,
+				     nls_codepage, remap);
 		name_len_target++;	/* trailing null */
 		name_len_target *= 2;
 	} else {		/* BB improve the check for buffer overruns BB */
@@ -1512,7 +1504,7 @@ createHardLinkRetry:
 int
 CIFSCreateHardLink(const int xid, struct cifsTconInfo *tcon,
 		   const char *fromName, const char *toName,
-		   const struct nls_table *nls_codepage)
+		   const struct nls_table *nls_codepage, int remap)
 {
 	int rc = 0;
 	NT_RENAME_REQ *pSMB = NULL;
@@ -1539,17 +1531,15 @@ winCreateHardLinkRetry:
 
 	if (pSMB->hdr.Flags2 & SMBFLG2_UNICODE) {
 		name_len =
-		    cifs_strtoUCS((wchar_t *) pSMB->OldFileName, fromName, PATH_MAX
-				  /* find define for this maxpathcomponent */
-				  , nls_codepage);
+		    cifsConvertToUCS((__u16 *) pSMB->OldFileName, fromName,
+				     PATH_MAX, nls_codepage, remap);
 		name_len++;	/* trailing null */
 		name_len *= 2;
 		pSMB->OldFileName[name_len] = 0;	/* pad */
 		pSMB->OldFileName[name_len + 1] = 0x04; 
 		name_len2 =
-		    cifs_strtoUCS((wchar_t *) & pSMB->
-				  OldFileName[name_len + 2], toName, PATH_MAX,
-				  nls_codepage);
+		    cifsConvertToUCS((__u16 *)&pSMB->OldFileName[name_len + 2], 
+				     toName, PATH_MAX, nls_codepage, remap);
 		name_len2 += 1 /* trailing null */  + 1 /* Signature word */ ;
 		name_len2 *= 2;	/* convert to bytes */
 	} else {		/* BB improve the check for buffer overruns BB */
@@ -1659,6 +1649,7 @@ querySymLinkRetry:
 				name_len = UniStrnlen((wchar_t *) ((char *)
 					&pSMBr->hdr.Protocol +data_offset),
 					min_t(const int, buflen,count) / 2);
+			/* BB FIXME investigate remapping reserved chars here */
 				cifs_strfromUCS_le(symlinkinfo,
 					(wchar_t *) ((char *)&pSMBr->hdr.Protocol +
 						data_offset),
@@ -1793,7 +1784,8 @@ static void cifs_convert_ace(posix_acl_xattr_entry * ace, struct cifs_posix_ace
 }
 
 /* Convert ACL from CIFS POSIX wire format to local Linux POSIX ACL xattr */
-static int cifs_copy_posix_acl(char * trgt,char * src, const int buflen,const int acl_type,const int size_of_data_area)
+static int cifs_copy_posix_acl(char * trgt,char * src, const int buflen,
+				const int acl_type,const int size_of_data_area)
 {
 	int size =  0;
 	int i;
@@ -1912,7 +1904,7 @@ 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)
+                        const struct nls_table *nls_codepage, int remap)
 {
 /* SMB_QUERY_POSIX_ACL */
 	TRANSACTION2_QPI_REQ *pSMB = NULL;
@@ -1932,8 +1924,8 @@ queryAclRetry:
                                                                                                                                              
 	if (pSMB->hdr.Flags2 & SMBFLG2_UNICODE) {
 		name_len =
-			cifs_strtoUCS((wchar_t *) pSMB->FileName, searchName, PATH_MAX
-				, nls_codepage);
+			cifsConvertToUCS((__u16 *) pSMB->FileName, searchName, 
+					 PATH_MAX, nls_codepage, remap);
 		name_len++;     /* trailing null */
 		name_len *= 2;
 		pSMB->FileName[name_len] = 0;
@@ -1997,8 +1989,9 @@ queryAclRetry:
 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)
+                        const char *local_acl, const int buflen, 
+			const int acl_type,
+                        const struct nls_table *nls_codepage, int remap)
 {
 	struct smb_com_transaction2_spi_req *pSMB = NULL;
 	struct smb_com_transaction2_spi_rsp *pSMBr = NULL;
@@ -2016,8 +2009,8 @@ setAclRetry:
 		return rc;
 	if (pSMB->hdr.Flags2 & SMBFLG2_UNICODE) {
 		name_len =
-			cifs_strtoUCS((wchar_t *) pSMB->FileName, fileName, PATH_MAX
-				, nls_codepage);
+			cifsConvertToUCS((__u16 *) pSMB->FileName, fileName, 
+				      PATH_MAX, nls_codepage, remap);
 		name_len++;     /* trailing null */
 		name_len *= 2;
 	} else {                /* BB improve the check for buffer overruns BB */
@@ -2161,7 +2154,7 @@ int
 CIFSSMBQPathInfo(const int xid, struct cifsTconInfo *tcon,
 		 const unsigned char *searchName,
 		 FILE_ALL_INFO * pFindData,
-		 const struct nls_table *nls_codepage)
+		 const struct nls_table *nls_codepage, int remap)
 {
 /* level 263 SMB_QUERY_FILE_ALL_INFO */
 	TRANSACTION2_QPI_REQ *pSMB = NULL;
@@ -2180,9 +2173,8 @@ QPathInfoRetry:
 
 	if (pSMB->hdr.Flags2 & SMBFLG2_UNICODE) {
 		name_len =
-		    cifs_strtoUCS((wchar_t *) pSMB->FileName, searchName, PATH_MAX
-				  /* find define for this maxpathcomponent */
-				  , nls_codepage);
+		    cifsConvertToUCS((__u16 *) pSMB->FileName, searchName, 
+				     PATH_MAX, nls_codepage, remap);
 		name_len++;	/* trailing null */
 		name_len *= 2;
 	} else {		/* BB improve the check for buffer overruns BB */
@@ -2243,7 +2235,7 @@ int
 CIFSSMBUnixQPathInfo(const int xid, struct cifsTconInfo *tcon,
 		     const unsigned char *searchName,
 		     FILE_UNIX_BASIC_INFO * pFindData,
-		     const struct nls_table *nls_codepage)
+		     const struct nls_table *nls_codepage, int remap)
 {
 /* SMB_QUERY_FILE_UNIX_BASIC */
 	TRANSACTION2_QPI_REQ *pSMB = NULL;
@@ -2262,9 +2254,8 @@ UnixQPathInfoRetry:
 
 	if (pSMB->hdr.Flags2 & SMBFLG2_UNICODE) {
 		name_len =
-		    cifs_strtoUCS((wchar_t *) pSMB->FileName, searchName, PATH_MAX
-				  /* find define for this maxpathcomponent */
-				  , nls_codepage);
+		    cifsConvertToUCS((__u16 *) pSMB->FileName, searchName,
+				  PATH_MAX, nls_codepage, remap);
 		name_len++;	/* trailing null */
 		name_len *= 2;
 	} else {		/* BB improve the check for buffer overruns BB */
@@ -2344,7 +2335,7 @@ findUniqueRetry:
 
 	if (pSMB->hdr.Flags2 & SMBFLG2_UNICODE) {
 		name_len =
-		    cifs_strtoUCS((wchar_t *) pSMB->FileName, searchName, PATH_MAX
+		    cifsConvertToUCS((wchar_t *) pSMB->FileName, searchName, PATH_MAX
 				  /* find define for this maxpathcomponent */
 				  , nls_codepage);
 		name_len++;	/* trailing null */
@@ -2408,7 +2399,7 @@ CIFSFindFirst(const int xid, struct cifsTconInfo *tcon,
 	      const char *searchName, 
 	      const struct nls_table *nls_codepage,
 	      __u16 *	pnetfid,
-	      struct cifs_search_info * psrch_inf)
+	      struct cifs_search_info * psrch_inf, int remap)
 {
 /* level 257 SMB_ */
 	TRANSACTION2_FFIRST_REQ *pSMB = NULL;
@@ -2419,7 +2410,7 @@ CIFSFindFirst(const int xid, struct cifsTconInfo *tcon,
 	int name_len;
 	__u16 params, byte_count;
 
-	cFYI(1, ("In FindFirst"));
+	cFYI(1, ("In FindFirst for %s",searchName));
 
 findFirstRetry:
 	rc = smb_init(SMB_COM_TRANSACTION2, 15, tcon, (void **) &pSMB,
@@ -2429,12 +2420,20 @@ findFirstRetry:
 
 	if (pSMB->hdr.Flags2 & SMBFLG2_UNICODE) {
 		name_len =
-		    cifs_strtoUCS((wchar_t *) pSMB->FileName,searchName,
-				 PATH_MAX, nls_codepage);
-		name_len++;	/* trailing null */
+		    cifsConvertToUCS((__u16 *) pSMB->FileName,searchName,
+				 PATH_MAX, nls_codepage, remap);
+		/* We can not add the asterik earlier in case
+		it got remapped to 0xF03A as if it were part of the
+		directory name instead of a wildcard */
 		name_len *= 2;
+		pSMB->FileName[name_len] = '\\';
+		pSMB->FileName[name_len+1] = 0;
+		pSMB->FileName[name_len+2] = '*';
+		pSMB->FileName[name_len+3] = 0;
+		name_len += 4; /* now the trailing null */
 		pSMB->FileName[name_len] = 0; /* null terminate just in case */
 		pSMB->FileName[name_len+1] = 0;
+		name_len += 2;
 	} else {	/* BB add check for overrun of SMB buf BB */
 		name_len = strnlen(searchName, PATH_MAX);
 		name_len++;	/* trailing null */
@@ -2691,7 +2690,7 @@ int
 CIFSGetSrvInodeNumber(const int xid, struct cifsTconInfo *tcon,
                 const unsigned char *searchName,
                 __u64 * inode_number,
-                const struct nls_table *nls_codepage)
+                const struct nls_table *nls_codepage, int remap)
 {
 	int rc = 0;
 	TRANSACTION2_QPI_REQ *pSMB = NULL;
@@ -2712,8 +2711,8 @@ GetInodeNumberRetry:
 
 	if (pSMB->hdr.Flags2 & SMBFLG2_UNICODE) {
 		name_len =
-			cifs_strtoUCS((wchar_t *) pSMB->FileName, searchName, 
-				PATH_MAX,nls_codepage);
+			cifsConvertToUCS((__u16 *) pSMB->FileName, searchName,
+				PATH_MAX,nls_codepage, remap);
 		name_len++;     /* trailing null */
 		name_len *= 2;
 	} else {                /* BB improve the check for buffer overruns BB */
@@ -2787,7 +2786,7 @@ CIFSGetDFSRefer(const int xid, struct cifsSesInfo *ses,
 		const unsigned char *searchName,
 		unsigned char **targetUNCs,
 		unsigned int *number_of_UNC_in_array,
-		const struct nls_table *nls_codepage)
+		const struct nls_table *nls_codepage, int remap)
 {
 /* TRANS2_GET_DFS_REFERRAL */
 	TRANSACTION2_GET_DFS_REFER_REQ *pSMB = NULL;
@@ -2823,10 +2822,8 @@ getDFSRetry:
 	if (ses->capabilities & CAP_UNICODE) {
 		pSMB->hdr.Flags2 |= SMBFLG2_UNICODE;
 		name_len =
-		    cifs_strtoUCS((wchar_t *) pSMB->RequestFileName,
-				  searchName, PATH_MAX
-				  /* find define for this maxpathcomponent */
-				  , nls_codepage);
+		    cifsConvertToUCS((__u16 *) pSMB->RequestFileName,
+				     searchName, PATH_MAX, nls_codepage, remap);
 		name_len++;	/* trailing null */
 		name_len *= 2;
 	} else {		/* BB improve the check for buffer overruns BB */
@@ -2954,8 +2951,7 @@ GetDFSRefExit:
 }
 
 int
-CIFSSMBQFSInfo(const int xid, struct cifsTconInfo *tcon,
-	       struct kstatfs *FSData, const struct nls_table *nls_codepage)
+CIFSSMBQFSInfo(const int xid, struct cifsTconInfo *tcon, struct kstatfs *FSData)
 {
 /* level 0x103 SMB_QUERY_FILE_SYSTEM_INFO */
 	TRANSACTION2_QFSI_REQ *pSMB = NULL;
@@ -3038,8 +3034,7 @@ QFSInfoRetry:
 }
 
 int
-CIFSSMBQFSAttributeInfo(const int xid, struct cifsTconInfo *tcon,
-			const struct nls_table *nls_codepage)
+CIFSSMBQFSAttributeInfo(const int xid, struct cifsTconInfo *tcon)
 {
 /* level 0x105  SMB_QUERY_FILE_SYSTEM_INFO */
 	TRANSACTION2_QFSI_REQ *pSMB = NULL;
@@ -3107,8 +3102,7 @@ QFSAttributeRetry:
 }
 
 int
-CIFSSMBQFSDeviceInfo(const int xid, struct cifsTconInfo *tcon,
-		     const struct nls_table *nls_codepage)
+CIFSSMBQFSDeviceInfo(const int xid, struct cifsTconInfo *tcon)
 {
 /* level 0x104 SMB_QUERY_FILE_SYSTEM_INFO */
 	TRANSACTION2_QFSI_REQ *pSMB = NULL;
@@ -3161,8 +3155,8 @@ QFSDeviceRetry:
 		else {
 			__u16 data_offset = le16_to_cpu(pSMBr->t2.DataOffset);
 			response_data =
-			    (FILE_SYSTEM_DEVICE_INFO
-			     *) (((char *) &pSMBr->hdr.Protocol) +
+			    (FILE_SYSTEM_DEVICE_INFO *)
+				(((char *) &pSMBr->hdr.Protocol) +
 				 data_offset);
 			memcpy(&tcon->fsDevInfo, response_data,
 			       sizeof (FILE_SYSTEM_DEVICE_INFO));
@@ -3177,8 +3171,7 @@ QFSDeviceRetry:
 }
 
 int
-CIFSSMBQFSUnixInfo(const int xid, struct cifsTconInfo *tcon,
-		   const struct nls_table *nls_codepage)
+CIFSSMBQFSUnixInfo(const int xid, struct cifsTconInfo *tcon)
 {
 /* level 0x200  SMB_QUERY_CIFS_UNIX_INFO */
 	TRANSACTION2_QFSI_REQ *pSMB = NULL;
@@ -3249,7 +3242,7 @@ QFSUnixRetry:
 
 int
 CIFSSMBQFSPosixInfo(const int xid, struct cifsTconInfo *tcon,
-		   struct kstatfs *FSData, const struct nls_table *nls_codepage)
+		   struct kstatfs *FSData)
 {
 /* level 0x201  SMB_QUERY_CIFS_POSIX_INFO */
 	TRANSACTION2_QFSI_REQ *pSMB = NULL;
@@ -3341,7 +3334,8 @@ QFSPosixRetry:
 
 int
 CIFSSMBSetEOF(const int xid, struct cifsTconInfo *tcon, const char *fileName,
-	      __u64 size, int SetAllocation, const struct nls_table *nls_codepage)
+	      __u64 size, int SetAllocation, 
+	      const struct nls_table *nls_codepage, int remap)
 {
 	struct smb_com_transaction2_spi_req *pSMB = NULL;
 	struct smb_com_transaction2_spi_rsp *pSMBr = NULL;
@@ -3360,9 +3354,8 @@ SetEOFRetry:
 
 	if (pSMB->hdr.Flags2 & SMBFLG2_UNICODE) {
 		name_len =
-		    cifs_strtoUCS((wchar_t *) pSMB->FileName, fileName, PATH_MAX
-				  /* find define for this maxpathcomponent */
-				  , nls_codepage);
+		    cifsConvertToUCS((__u16 *) pSMB->FileName, fileName,
+				     PATH_MAX, nls_codepage, remap);
 		name_len++;	/* trailing null */
 		name_len *= 2;
 	} else {		/* BB improve the check for buffer overruns BB */
@@ -3595,7 +3588,7 @@ CIFSSMBSetFileTimes(const int xid, struct cifsTconInfo *tcon, const FILE_BASIC_I
 int
 CIFSSMBSetTimes(const int xid, struct cifsTconInfo *tcon, const char *fileName,
 		const FILE_BASIC_INFO * data, 
-		const struct nls_table *nls_codepage)
+		const struct nls_table *nls_codepage, int remap)
 {
 	TRANSACTION2_SPI_REQ *pSMB = NULL;
 	TRANSACTION2_SPI_RSP *pSMBr = NULL;
@@ -3615,9 +3608,8 @@ SetTimesRetry:
 
 	if (pSMB->hdr.Flags2 & SMBFLG2_UNICODE) {
 		name_len =
-		    cifs_strtoUCS((wchar_t *) pSMB->FileName, fileName, PATH_MAX
-				  /* find define for this maxpathcomponent */
-				  , nls_codepage);
+		    cifsConvertToUCS((__u16 *) pSMB->FileName, fileName,
+				     PATH_MAX, nls_codepage, remap);
 		name_len++;	/* trailing null */
 		name_len *= 2;
 	} else {		/* BB improve the check for buffer overruns BB */
@@ -3697,7 +3689,7 @@ SetAttrLgcyRetry:
 
 	if (pSMB->hdr.Flags2 & SMBFLG2_UNICODE) {
 		name_len =
-			cifs_strtoUCS((wchar_t *) pSMB->fileName, fileName,