diff options
Diffstat (limited to 'source3/smbd/trans2.c')
| -rw-r--r-- | source3/smbd/trans2.c | 52 |
1 files changed, 51 insertions, 1 deletions
diff --git a/source3/smbd/trans2.c b/source3/smbd/trans2.c index f8d90cd871..1c2bdb1ddf 100644 --- a/source3/smbd/trans2.c +++ b/source3/smbd/trans2.c @@ -1655,14 +1655,64 @@ static int call_trans2setfilepathinfo(connection_struct *conn, { if (tran_call == TRANSACT2_SETFILEINFO) { files_struct *fsp = file_fsp(params,0); + BOOL delete_on_close = (CVAL(pdata,0) ? True : False); + if(fsp->is_directory) return(ERROR(ERRDOS,ERRnoaccess)); + + /* + * We can only set the delete on close flag if + * the share mode contained ALLOW_SHARE_DELETE + */ + + if(!GET_ALLOW_SHARE_DELETE(fsp->share_mode)) + return(ERROR(ERRDOS,ERRnoaccess)); + + /* + * If the flag has changed from its previous value then + * modify the share mode entry for all files we have open + * on this device and inode to tell other smbds we have + * changed the delete on close flag. + */ + + if(GET_DELETE_ON_CLOSE_FLAG(fsp->share_mode) != delete_on_close) + { + int token; + files_struct *iterate_fsp; + SMB_DEV_T dev = fsp->fd_ptr->dev; + SMB_INO_T inode = fsp->fd_ptr->inode; + int new_share_mode = (delete_on_close ? + (fsp->share_mode | DELETE_ON_CLOSE_FLAG) : + (fsp->share_mode & ~DELETE_ON_CLOSE_FLAG) ); + + DEBUG(10,("call_trans2setfilepathinfo: %s delete on close flag for fnum = %d, file %s\n", + delete_on_close ? "Adding" : "Removing", fsp->fnum, fsp->fsp_name )); + + if(lock_share_entry(fsp->conn, dev, inode, &token) == False) + return(ERROR(ERRDOS,ERRnoaccess)); + + /* + * Go through all files we have open on the same device and + * inode (hanging off the same hash bucket) and set the DELETE_ON_CLOSE_FLAG. + */ + + for(iterate_fsp = file_find_di_first(dev, inode); iterate_fsp; + iterate_fsp = file_find_di_next(iterate_fsp)) + { + if(modify_share_mode(token, iterate_fsp, new_share_mode)==False) + DEBUG(0,("call_trans2setfilepathinfo: failed to change delete on close for fnum %d, \ +dev = %x, inode = %.0f\n", fsp->fnum, (unsigned int)dev, (double)inode)); + } + + unlock_share_entry(fsp->conn, dev, inode, token); + } + /* * Set the delete on close flag in the reference * counted struct. Delete when the last reference * goes away. */ - fsp->fd_ptr->delete_on_close = CVAL(pdata,0); + fsp->fd_ptr->delete_on_close = delete_on_close; } else return(ERROR(ERRDOS,ERRunknownlevel)); break; |