#include "cifsproto.h"
#include "cifs_debug.h"
-#define MAX_EA_VALUE_SIZE 65535
-#define CIFS_XATTR_DOS_ATTRIB "user.DOSATTRIB"
-#define CIFS_XATTR_USER_PREFIX "user."
-#define CIFS_XATTR_SYSTEM_PREFIX "system."
-#define CIFS_XATTR_OS2_PREFIX "OS2." /* BB should check for this someday */
-/* also note could add check for security prefix XATTR_SECURITY_PREFIX */
-
-
-int cifs_removexattr(struct dentry * direntry, const char * ea_name)
+int cifs_removexattr(struct dentry * direntry, const char * name)
{
int rc = -EOPNOTSUPP;
-#ifdef CONFIG_CIFS_XATTR
- int xid;
- struct cifs_sb_info *cifs_sb;
- struct cifsTconInfo *pTcon;
- struct super_block * sb;
- char * full_path;
-
- if(direntry == NULL)
- return -EIO;
- if(direntry->d_inode == NULL)
- return -EIO;
- sb = direntry->d_inode->i_sb;
- if(sb == NULL)
- return -EIO;
- xid = GetXid();
-
- cifs_sb = CIFS_SB(sb);
- pTcon = cifs_sb->tcon;
-
- down(&sb->s_vfs_rename_sem);
- full_path = build_path_from_dentry(direntry);
- up(&sb->s_vfs_rename_sem);
- if(full_path == NULL) {
- FreeXid(xid);
- return -ENOMEM;
- }
- if(ea_name == NULL) {
- cFYI(1,("Null xattr names not supported"));
- } else if(strncmp(ea_name,CIFS_XATTR_USER_PREFIX,5)) {
- cFYI(1,("illegal xattr namespace %s (only user namespace supported)",ea_name));
- /* BB what if no namespace prefix? */
- /* Should we just pass them to server, except for
- system and perhaps security prefixes? */
- } else {
- ea_name+=5; /* skip past user. prefix */
- rc = CIFSSMBSetEA(xid,pTcon,full_path,ea_name,NULL,
- (__u16)0, cifs_sb->local_nls);
- }
- if (full_path)
- kfree(full_path);
- FreeXid(xid);
-#endif
return rc;
}
-int cifs_setxattr(struct dentry * direntry, const char * ea_name,
- const void * ea_value, size_t value_size, int flags)
+int cifs_setxattr(struct dentry * direntry, const char * name,
+ const void * value, size_t size, int flags)
{
int rc = -EOPNOTSUPP;
-#ifdef CONFIG_CIFS_XATTR
- int xid;
- struct cifs_sb_info *cifs_sb;
- struct cifsTconInfo *pTcon;
- struct super_block * sb;
- char * full_path;
-
- if(direntry == NULL)
- return -EIO;
- if(direntry->d_inode == NULL)
- return -EIO;
- sb = direntry->d_inode->i_sb;
- if(sb == NULL)
- return -EIO;
- xid = GetXid();
-
- cifs_sb = CIFS_SB(sb);
- pTcon = cifs_sb->tcon;
-
- down(&sb->s_vfs_rename_sem);
- full_path = build_path_from_dentry(direntry);
- up(&sb->s_vfs_rename_sem);
- if(full_path == NULL) {
- FreeXid(xid);
- return -ENOMEM;
- }
- /* return dos attributes as pseudo xattr */
- /* return alt name if available as pseudo attr */
-
- /* if proc/fs/cifs/streamstoxattr is set then
- search server for EAs or streams to
- returns as xattrs */
- if(value_size > MAX_EA_VALUE_SIZE) {
- cFYI(1,("size of EA value too large"));
- if(full_path)
- kfree(full_path);
- FreeXid(xid);
- return -EOPNOTSUPP;
- }
-
- if(ea_name == NULL) {
- cFYI(1,("Null xattr names not supported"));
- } else if(strncmp(ea_name,CIFS_XATTR_USER_PREFIX,5)) {
- cFYI(1,("illegal xattr namespace %s (only user namespace supported)",ea_name));
- /* BB what if no namespace prefix? */
- /* Should we just pass them to server, except for
- system and perhaps security prefixes? */
- } else {
- ea_name+=5; /* skip past user. prefix */
- rc = CIFSSMBSetEA(xid,pTcon,full_path,ea_name,ea_value,
- (__u16)value_size, cifs_sb->local_nls);
- }
- if (full_path)
- kfree(full_path);
- FreeXid(xid);
-#endif
return rc;
}
-ssize_t cifs_getxattr(struct dentry * direntry, const char * ea_name,
- void * ea_value, size_t buf_size)
+ssize_t cifs_getxattr(struct dentry * direntry, const char * name,
+ void * value, size_t size)
{
ssize_t rc = -EOPNOTSUPP;
-#ifdef CONFIG_CIFS_XATTR
- int xid;
- struct cifs_sb_info *cifs_sb;
- struct cifsTconInfo *pTcon;
- struct super_block * sb;
- char * full_path;
-
- if(direntry == NULL)
- return -EIO;
- if(direntry->d_inode == NULL)
- return -EIO;
- sb = direntry->d_inode->i_sb;
- if(sb == NULL)
- return -EIO;
- xid = GetXid();
-
- cifs_sb = CIFS_SB(sb);
- pTcon = cifs_sb->tcon;
-
- down(&sb->s_vfs_rename_sem);
- full_path = build_path_from_dentry(direntry);
- up(&sb->s_vfs_rename_sem);
- if(full_path == NULL) {
- FreeXid(xid);
- return -ENOMEM;
- }
- /* return dos attributes as pseudo xattr */
- /* return alt name if available as pseudo attr */
- if(strncmp(ea_name,CIFS_XATTR_USER_PREFIX,5)) {
- cFYI(1,("illegal xattr namespace %s (only user namespace supported)",ea_name));
- /* BB what if no namespace prefix? */
- /* Should we just pass them to server, except for system? */
- } else {
- /* We could add a check here
- if proc/fs/cifs/streamstoxattr is set then
- search server for EAs or streams to
- returns as xattrs */
- ea_name+=5; /* skip past user. */
- rc = CIFSSMBQueryEA(xid,pTcon,full_path,ea_name,ea_value,
- buf_size, cifs_sb->local_nls);
- }
- if (full_path)
- kfree(full_path);
- FreeXid(xid);
-#endif
return rc;
}
-ssize_t cifs_listxattr(struct dentry * direntry, char * data, size_t buf_size)
+ssize_t cifs_listxattr(struct dentry * direntry, char * ea_data, size_t ea_size)
{
ssize_t rc = -EOPNOTSUPP;
#ifdef CONFIG_CIFS_XATTR
struct cifsTconInfo *pTcon;
struct super_block * sb;
char * full_path;
-
if(direntry == NULL)
return -EIO;
if(direntry->d_inode == NULL)
FreeXid(xid);
return -ENOMEM;
}
- /* return dos attributes as pseudo xattr */
+ /* return dosattributes as pseudo xattr */
/* return alt name if available as pseudo attr */
/* if proc/fs/cifs/streamstoxattr is set then
search server for EAs or streams to
returns as xattrs */
- rc = CIFSSMBQAllEAs(xid,pTcon,full_path,data,buf_size,
- cifs_sb->local_nls);
-
- if (full_path)
- kfree(full_path);
+ rc = CIFSSMBQAllEAs(xid,pTcon,full_path,ea_data,ea_size,cifs_sb->local_nls);
FreeXid(xid);
#endif
return rc;