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Diffstat (limited to 'fs/cifs/inode.c')
-rw-r--r--fs/cifs/inode.c106
1 files changed, 78 insertions, 28 deletions
diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index d73b0aa86775..670947288262 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -44,7 +44,8 @@ int cifs_get_inode_info_unix(struct inode **pinode,
cFYI(1, (" Getting info on %s ", search_path));
/* could have done a find first instead but this returns more info */
rc = CIFSSMBUnixQPathInfo(xid, pTcon, search_path, &findData,
- cifs_sb->local_nls);
+ cifs_sb->local_nls, cifs_sb->mnt_cifs_flags &
+ CIFS_MOUNT_MAP_SPECIAL_CHR);
/* dump_mem("\nUnixQPathInfo return data", &findData,
sizeof(findData)); */
if (rc) {
@@ -63,7 +64,9 @@ int cifs_get_inode_info_unix(struct inode **pinode,
strncat(tmp_path, search_path, MAX_PATHCONF);
rc = connect_to_dfs_path(xid, pTcon->ses,
/* treename + */ tmp_path,
- cifs_sb->local_nls);
+ cifs_sb->local_nls,
+ cifs_sb->mnt_cifs_flags &
+ CIFS_MOUNT_MAP_SPECIAL_CHR);
kfree(tmp_path);
/* BB fix up inode etc. */
@@ -210,7 +213,8 @@ int cifs_get_inode_info(struct inode **pinode,
pfindData = (FILE_ALL_INFO *)buf;
/* could do find first instead but this returns more info */
rc = CIFSSMBQPathInfo(xid, pTcon, search_path, pfindData,
- cifs_sb->local_nls);
+ cifs_sb->local_nls, cifs_sb->mnt_cifs_flags &
+ CIFS_MOUNT_MAP_SPECIAL_CHR);
}
/* dump_mem("\nQPathInfo return data",&findData, sizeof(findData)); */
if (rc) {
@@ -230,7 +234,9 @@ int cifs_get_inode_info(struct inode **pinode,
strncat(tmp_path, search_path, MAX_PATHCONF);
rc = connect_to_dfs_path(xid, pTcon->ses,
/* treename + */ tmp_path,
- cifs_sb->local_nls);
+ cifs_sb->local_nls,
+ cifs_sb->mnt_cifs_flags &
+ CIFS_MOUNT_MAP_SPECIAL_CHR);
kfree(tmp_path);
/* BB fix up inode etc. */
} else if (rc) {
@@ -268,7 +274,9 @@ int cifs_get_inode_info(struct inode **pinode,
rc1 = CIFSGetSrvInodeNumber(xid, pTcon,
search_path, &inode_num,
- cifs_sb->local_nls);
+ cifs_sb->local_nls,
+ cifs_sb->mnt_cifs_flags &
+ CIFS_MOUNT_MAP_SPECIAL_CHR);
if(rc1) {
cFYI(1,("GetSrvInodeNum rc %d", rc1));
/* BB EOPNOSUPP disable SERVER_INUM? */
@@ -410,7 +418,8 @@ int cifs_unlink(struct inode *inode, struct dentry *direntry)
FreeXid(xid);
return -ENOMEM;
}
- rc = CIFSSMBDelFile(xid, pTcon, full_path, cifs_sb->local_nls);
+ rc = CIFSSMBDelFile(xid, pTcon, full_path, cifs_sb->local_nls,
+ cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR);
if (!rc) {
direntry->d_inode->i_nlink--;
@@ -422,10 +431,14 @@ int cifs_unlink(struct inode *inode, struct dentry *direntry)
rc = CIFSSMBOpen(xid, pTcon, full_path, FILE_OPEN, DELETE,
CREATE_NOT_DIR | CREATE_DELETE_ON_CLOSE,
- &netfid, &oplock, NULL, cifs_sb->local_nls);
+ &netfid, &oplock, NULL, cifs_sb->local_nls,
+ cifs_sb->mnt_cifs_flags &
+ CIFS_MOUNT_MAP_SPECIAL_CHR);
if (rc==0) {
CIFSSMBRenameOpenFile(xid, pTcon, netfid, NULL,
- cifs_sb->local_nls);
+ cifs_sb->local_nls,
+ cifs_sb->mnt_cifs_flags &
+ CIFS_MOUNT_MAP_SPECIAL_CHR);
CIFSSMBClose(xid, pTcon, netfid);
direntry->d_inode->i_nlink--;
}
@@ -439,7 +452,9 @@ int cifs_unlink(struct inode *inode, struct dentry *direntry)
if (!(pTcon->ses->flags & CIFS_SES_NT4))
rc = CIFSSMBSetTimes(xid, pTcon, full_path,
pinfo_buf,
- cifs_sb->local_nls);
+ cifs_sb->local_nls,
+ cifs_sb->mnt_cifs_flags &
+ CIFS_MOUNT_MAP_SPECIAL_CHR);
else
rc = -EOPNOTSUPP;
@@ -461,7 +476,9 @@ int cifs_unlink(struct inode *inode, struct dentry *direntry)
FILE_OPEN, SYNCHRONIZE |
FILE_WRITE_ATTRIBUTES, 0,
&netfid, &oplock, NULL,
- cifs_sb->local_nls);
+ cifs_sb->local_nls,
+ cifs_sb->mnt_cifs_flags &
+ CIFS_MOUNT_MAP_SPECIAL_CHR);
if (rc==0) {
rc = CIFSSMBSetFileTimes(xid, pTcon,
pinfo_buf,
@@ -472,8 +489,10 @@ int cifs_unlink(struct inode *inode, struct dentry *direntry)
kfree(pinfo_buf);
}
if (rc==0) {
- rc = CIFSSMBDelFile(xid, pTcon, full_path,
- cifs_sb->local_nls);
+ rc = CIFSSMBDelFile(xid, pTcon, full_path,
+ cifs_sb->local_nls,
+ cifs_sb->mnt_cifs_flags &
+ CIFS_MOUNT_MAP_SPECIAL_CHR);
if (!rc) {
direntry->d_inode->i_nlink--;
} else if (rc == -ETXTBSY) {
@@ -485,11 +504,15 @@ int cifs_unlink(struct inode *inode, struct dentry *direntry)
CREATE_NOT_DIR |
CREATE_DELETE_ON_CLOSE,
&netfid, &oplock, NULL,
- cifs_sb->local_nls);
+ cifs_sb->local_nls,
+ cifs_sb->mnt_cifs_flags &
+ CIFS_MOUNT_MAP_SPECIAL_CHR);
if (rc==0) {
CIFSSMBRenameOpenFile(xid, pTcon,
netfid, NULL,
- cifs_sb->local_nls);
+ cifs_sb->local_nls,
+ cifs_sb->mnt_cifs_flags &
+ CIFS_MOUNT_MAP_SPECIAL_CHR);
CIFSSMBClose(xid, pTcon, netfid);
direntry->d_inode->i_nlink--;
}
@@ -534,7 +557,8 @@ int cifs_mkdir(struct inode *inode, struct dentry *direntry, int mode)
return -ENOMEM;
}
/* BB add setting the equivalent of mode via CreateX w/ACLs */
- rc = CIFSSMBMkDir(xid, pTcon, full_path, cifs_sb->local_nls);
+ rc = CIFSSMBMkDir(xid, pTcon, full_path, cifs_sb->local_nls,
+ cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR);
if (rc) {
cFYI(1, ("cifs_mkdir returned 0x%x ", rc));
d_drop(direntry);
@@ -558,12 +582,16 @@ int cifs_mkdir(struct inode *inode, struct dentry *direntry, int mode)
(__u64)current->euid,
(__u64)current->egid,
0 /* dev_t */,
- cifs_sb->local_nls);
+ cifs_sb->local_nls,
+ cifs_sb->mnt_cifs_flags &
+ CIFS_MOUNT_MAP_SPECIAL_CHR);
} else {
CIFSSMBUnixSetPerms(xid, pTcon, full_path,
mode, (__u64)-1,
(__u64)-1, 0 /* dev_t */,
- cifs_sb->local_nls);
+ cifs_sb->local_nls,
+ cifs_sb->mnt_cifs_flags &
+ CIFS_MOUNT_MAP_SPECIAL_CHR);
}
else {
/* BB to be implemented via Windows secrty descriptors
@@ -600,7 +628,8 @@ int cifs_rmdir(struct inode *inode, struct dentry *direntry)
return -ENOMEM;
}
- rc = CIFSSMBRmDir(xid, pTcon, full_path, cifs_sb->local_nls);
+ rc = CIFSSMBRmDir(xid, pTcon, full_path, cifs_sb->local_nls,
+ cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR);
if (!rc) {
inode->i_nlink--;
@@ -653,7 +682,9 @@ int cifs_rename(struct inode *source_inode, struct dentry *source_direntry,
}
rc = CIFSSMBRename(xid, pTcon, fromName, toName,
- cifs_sb_source->local_nls);
+ cifs_sb_source->local_nls,
+ cifs_sb_source->mnt_cifs_flags &
+ CIFS_MOUNT_MAP_SPECIAL_CHR);
if (rc == -EEXIST) {
/* check if they are the same file because rename of hardlinked
files is a noop */
@@ -665,11 +696,16 @@ int cifs_rename(struct inode *source_inode, struct dentry *source_direntry,
if (info_buf_source != NULL) {
info_buf_target = info_buf_source + 1;
rc = CIFSSMBUnixQPathInfo(xid, pTcon, fromName,
- info_buf_source, cifs_sb_source->local_nls);
+ info_buf_source, cifs_sb_source->local_nls,
+ cifs_sb_source->mnt_cifs_flags &
+ CIFS_MOUNT_MAP_SPECIAL_CHR);
if (rc == 0) {
rc = CIFSSMBUnixQPathInfo(xid, pTcon, toName,
info_buf_target,
- cifs_sb_target->local_nls);
+ cifs_sb_target->local_nls,
+ /* remap based on source sb */
+ cifs_sb_source->mnt_cifs_flags &
+ CIFS_MOUNT_MAP_SPECIAL_CHR);
}
if ((rc == 0) &&
(info_buf_source->UniqueId ==
@@ -685,7 +721,9 @@ int cifs_rename(struct inode *source_inode, struct dentry *source_direntry,
cifs_unlink(target_inode, target_direntry);
rc = CIFSSMBRename(xid, pTcon, fromName,
toName,
- cifs_sb_source->local_nls);
+ cifs_sb_source->local_nls,
+ cifs_sb_source->mnt_cifs_flags
+ & CIFS_MOUNT_MAP_SPECIAL_CHR);
}
kfree(info_buf_source);
} /* if we can not get memory just leave rc as EEXIST */
@@ -705,10 +743,14 @@ int cifs_rename(struct inode *source_inode, struct dentry *source_direntry,
might not right be right access to request */
rc = CIFSSMBOpen(xid, pTcon, fromName, FILE_OPEN, GENERIC_READ,
CREATE_NOT_DIR, &netfid, &oplock, NULL,
- cifs_sb_source->local_nls);
+ cifs_sb_source->local_nls,
+ cifs_sb_source->mnt_cifs_flags &
+ CIFS_MOUNT_MAP_SPECIAL_CHR);
if (rc==0) {
CIFSSMBRenameOpenFile(xid, pTcon, netfid, toName,
- cifs_sb_source->local_nls);
+ cifs_sb_source->local_nls,
+ cifs_sb_source->mnt_cifs_flags &
+ CIFS_MOUNT_MAP_SPECIAL_CHR);
CIFSSMBClose(xid, pTcon, netfid);
}
}
@@ -962,7 +1004,9 @@ int cifs_setattr(struct dentry *direntry, struct iattr *attrs)
it by handle */
rc = CIFSSMBSetEOF(xid, pTcon, full_path,
attrs->ia_size, FALSE,
- cifs_sb->local_nls);
+ cifs_sb->local_nls,
+ cifs_sb->mnt_cifs_flags &
+ CIFS_MOUNT_MAP_SPECIAL_CHR);
cFYI(1, (" SetEOF by path (setattrs) rc = %d", rc));
}
@@ -999,7 +1043,9 @@ int cifs_setattr(struct dentry *direntry, struct iattr *attrs)
if ((cifs_sb->tcon->ses->capabilities & CAP_UNIX)
&& (attrs->ia_valid & (ATTR_MODE | ATTR_GID | ATTR_UID)))
rc = CIFSSMBUnixSetPerms(xid, pTcon, full_path, mode, uid, gid,
- 0 /* dev_t */, cifs_sb->local_nls);
+ 0 /* dev_t */, cifs_sb->local_nls,
+ cifs_sb->mnt_cifs_flags &
+ CIFS_MOUNT_MAP_SPECIAL_CHR);
else if (attrs->ia_valid & ATTR_MODE) {
if ((mode & S_IWUGO) == 0) /* not writeable */ {
if ((cifsInode->cifsAttrs & ATTR_READONLY) == 0)
@@ -1048,7 +1094,9 @@ int cifs_setattr(struct dentry *direntry, struct iattr *attrs)
via Handle (SetFileInfo) instead of by path */
if (!(pTcon->ses->flags & CIFS_SES_NT4))
rc = CIFSSMBSetTimes(xid, pTcon, full_path, &time_buf,
- cifs_sb->local_nls);
+ cifs_sb->local_nls,
+ cifs_sb->mnt_cifs_flags &
+ CIFS_MOUNT_MAP_SPECIAL_CHR);
else
rc = -EOPNOTSUPP;
@@ -1063,7 +1111,9 @@ int cifs_setattr(struct dentry *direntry, struct iattr *attrs)
rc = CIFSSMBOpen(xid, pTcon, full_path, FILE_OPEN,
SYNCHRONIZE | FILE_WRITE_ATTRIBUTES,
CREATE_NOT_DIR, &netfid, &oplock,
- NULL, cifs_sb->local_nls);
+ NULL, cifs_sb->local_nls,
+ cifs_sb->mnt_cifs_flags &
+ CIFS_MOUNT_MAP_SPECIAL_CHR);
if (rc==0) {
rc = CIFSSMBSetFileTimes(xid, pTcon, &time_buf,
netfid);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.