Network/file-protocol.h

   1 /*
   2  * Copyright (c) 2000-2001 Apple Computer, Inc. All Rights Reserved.
   3  *
   4  * The contents of this file constitute Original Code as defined in and are
   5  * subject to the Apple Public Source License Version 1.2 (the 'License').
   6  * You may not use this file except in compliance with the License. Please obtain
   7  * a copy of the License at http://www.apple.com/publicsource and read it before
   8  * using this file.
   9  *
  10  * This Original Code and all software distributed under the License are
  11  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS
  12  * OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, INCLUDING WITHOUT
  13  * LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
  14  * PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. Please see the License for the
  15  * specific language governing rights and limitations under the License.
  16  */
  17
  18
  19 //
  20 // file-protocol - FILE protocol objects
  21 //
  22 #ifndef _H_FILE_PROTOCOL
  23 #define _H_FILE_PROTOCOL
  24
  25 #include "transfer.h"
  26 #include "xfercore.h"
  27 #include "protocol.h"
  28
  29
  30 namespace Security {
  31 namespace Network {
  32
  33
  34 //
  35 // The Protocol object for the file (local file access) protocol
  36 //
  37 class FileProtocol : public Protocol {
  38     class FileTransfer;
  39 public:
  40     FileProtocol(Manager &mgr);
  41
  42     FileTransfer *makeTransfer(const Target &target, Operation operation);
  43
  44 private:
  45     class FileTransfer : public Transfer, protected TransferEngine::Client, protected FileDesc {
  46     public:
  47         FileTransfer(FileProtocol &proto, const Target &tgt, Operation op);
  48         void transitError(const CssmCommonError &error);
  49         int fileDesc() const;
  50     };
  51
  52     class Reader : public FileTransfer {
  53     public:
  54         Reader(FileProtocol &proto, const Target &tgt);
  55         void transit(Event event, char *input, size_t inputLength);
  56
  57     protected:
  58         void start();
  59     };
  60
  61     class Writer : public FileTransfer {
  62     public:
  63         Writer(FileProtocol &proto, const Target &tgt);
  64         void transit(Event event, char *input, size_t inputLength);
  65
  66     protected:
  67         void start();
  68     };
  69 };
  70
  71
  72 }       // end namespace Network
  73 }       // end namespace Security
  74
  75
  76 #endif //_H_FILE_PROTOCOL