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Annotation of fam/fam/NFSFileSystem.h, Revision 1.1.1.1

1.1       trev        1: //  Copyright (C) 1999 Silicon Graphics, Inc.  All Rights Reserved.
                      2: //
                      3: //  This program is free software; you can redistribute it and/or modify it
                      4: //  under the terms of version 2 of the GNU General Public License as
                      5: //  published by the Free Software Foundation.
                      6: //
                      7: //  This program is distributed in the hope that it would be useful, but
                      8: //  WITHOUT ANY WARRANTY; without even the implied warranty of
                      9: //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  Further, any
                     10: //  license provided herein, whether implied or otherwise, is limited to
                     11: //  this program in accordance with the express provisions of the GNU
                     12: //  General Public License.  Patent licenses, if any, provided herein do not
                     13: //  apply to combinations of this program with other product or programs, or
                     14: //  any other product whatsoever.  This program is distributed without any
                     15: //  warranty that the program is delivered free of the rightful claim of any
                     16: //  third person by way of infringement or the like.  See the GNU General
                     17: //  Public License for more details.
                     18: //
                     19: //  You should have received a copy of the GNU General Public License along
                     20: //  with this program; if not, write the Free Software Foundation, Inc., 59
                     21: //  Temple Place - Suite 330, Boston MA 02111-1307, USA.
                     22:
                     23: #ifndef NFSFileSystem_included
                     24: #define NFSFileSystem_included
                     25:
                     26: #include "FileSystem.h"
                     27: #include "ServerHostRef.h"
                     28:
                     29: //  NFSFileSystem represents an NFS file system.
                     30: //
                     31: //  NFSFileSystem implements the high level FileSystem interface.  It
                     32: //  has a null implementation of the low level interface.  (See
                     33: //  FileSystem.h for the high and low level interfaces.)
                     34: //
                     35: //  Perhaps the most significant thing NFSFileSystem does is mapping
                     36: //  local paths to remote paths (hl_map_path()).
                     37:
                     38: class NFSFileSystem : public FileSystem {
                     39:
                     40: public:
                     41:
                     42:     NFSFileSystem(const mntent&);
                     43:     ~NFSFileSystem();
                     44:
                     45:     virtual bool dir_entries_scanned() const;
                     46:     virtual int get_attr_cache_timeout() const;
                     47:
                     48:     // High level monitoring interface
                     49:
                     50:     virtual Request hl_monitor(ClientInterest *, ClientInterest::Type);
                     51:     virtual void    hl_cancel(Request);
                     52:     virtual void    hl_suspend(Request);
                     53:     virtual void    hl_resume(Request);
                     54:     virtual void    hl_map_path(char *remote_path, const char *local_path,
                     55: 				const Cred&);
                     56:
                     57:     // Low level monitoring interface
                     58:
                     59:     virtual void ll_monitor(Interest *, bool);
                     60:     virtual void ll_notify_created(Interest *);
                     61:     virtual void ll_notify_deleted(Interest *);
                     62:
                     63: private:
                     64:
                     65:     ServerHostRef host;
                     66:     char *remote_dir;
                     67:     unsigned remote_dir_len;
                     68:     unsigned local_dir_len;
                     69:     int attr_cache_timeout;
                     70:
                     71: };
                     72:
                     73: #endif /* !NFSFileSystem_included */