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Diffstat (limited to 'apps/JAWS/server/IO.h')
| -rw-r--r-- | apps/JAWS/server/IO.h | 223 |
1 files changed, 0 insertions, 223 deletions
diff --git a/apps/JAWS/server/IO.h b/apps/JAWS/server/IO.h deleted file mode 100644 index cf22d1ff09f..00000000000 --- a/apps/JAWS/server/IO.h +++ /dev/null @@ -1,223 +0,0 @@ -/* -*- c++ -*- */ -// Hey, Emacs! This is a C++ file! -// $Id$ - -// ============================================================================ -// -// = LIBRARY -// jaws -// -// = FILENAME -// IO.h -// -// = AUTHOR -// James Hu -// -// ============================================================================ - -#ifndef JAWS_IO_H -#define JAWS_IO_H - -class ACE_Message_Block; -class JAWS_IO_Handler; - -#include "ace/ACE.h" - -#if !defined (ACE_LACKS_PRAGMA_ONCE) -# pragma once -#endif /* ACE_LACKS_PRAGMA_ONCE */ - -#include "ace/Asynch_IO.h" - -class JAWS_IO - // = TITLE - // - // This class defines the abstract interface for an I/O class in - // the context of Web-likes servers - // - // = DESCRIPTION - // - // An I/O class should have the following interface. Derived - // classes will define the exactly how the I/O will take place - // (Asynchronous, Synchronous, Reactive) -{ -public: - JAWS_IO (void); - virtual ~JAWS_IO (void); - void handler (JAWS_IO_Handler *handler); - void handle (ACE_HANDLE h); - ACE_HANDLE handle (void); - - // James, please add documentation here. - - virtual void read (ACE_Message_Block& mb, int size) = 0; - // read from the handle size bytes into the message block. - - virtual void transmit_file (const char *filename, - const char *header, - int header_size, - const char *trailer, - int trailer_size) = 0; - // send header, filename, trailer to the handle. - - virtual void receive_file (const char *filename, - void *initial_data, - int initial_data_length, - int entire_length) = 0; - // read data from the handle and store in filename. - - virtual void send_confirmation_message (const char *buffer, int length) = 0; - // send a confirmation message to the handle. - - virtual void send_error_message (const char *buffer, int length) = 0; - // send an error message to the handle. - -protected: - ACE_HANDLE handle_; - JAWS_IO_Handler *handler_; -}; - -class JAWS_IO_Handler - // = TITLE - // - // This class defines the abstract interface for an I/O handler class in - // the context of Web-likes servers - // - // = DESCRIPTION -{ -public: - virtual void read_complete (ACE_Message_Block &data) = 0; - // This method is called by the IO class when new client data shows - // up. - - virtual void read_error (void) = 0; - // This method is called by the IO class when there was an error in - // reading new data from the client. - - virtual void transmit_file_complete (void) = 0; - // This method is called by the IO class when the requested file has - // been successfully transmitted to the client. - - virtual void transmit_file_error (int result) = 0; - // This method is called by the IO class when there was an error in - // transmitting the requested file to the client. - - virtual void receive_file_complete (void) = 0; - // This method is called by the IO class when the requested file has - // been successfully received from the client. - - virtual void receive_file_error (int result) = 0; - // This method is called by the IO class when there was an error in - // receiving the requested file from the client. - - virtual void write_error (void) = 0; - // This method is called by the IO class when there was an error in - // writing data to the client. - - virtual void confirmation_message_complete (void) = 0; - // This method is called by the IO class when the confirmation - // message has been delivered to the client. - - virtual void error_message_complete (void) = 0; - // This method is called by the IO class when the error message has - // been delivered to the client. - -}; - -class JAWS_Synch_IO : public JAWS_IO - // = TITLE - // - // This class defines the interface for a Synchronous I/O class. - // - // = DESCRIPTION -{ -public: - JAWS_Synch_IO (void); - - ~JAWS_Synch_IO (void); - - void read (ACE_Message_Block& mb, int size); - - void transmit_file (const char *filename, - const char *header, - int header_size, - const char *trailer, - int trailer_size); - - void receive_file (const char *filename, - void *initial_data, - int initial_data_length, - int entire_length); - - void send_confirmation_message (const char *buffer, - int length); - - void send_error_message (const char *buffer, - int length); - -protected: - virtual void send_message (const char *buffer, - int length); -}; - -// This only works on Win32 -#if defined (ACE_WIN32) - -class JAWS_Asynch_IO : public JAWS_IO, public ACE_Handler - // = TITLE - // - // This class defines the interface for a Asynchronous I/O class. - // - // = DESCRIPTION -{ -public: - JAWS_Asynch_IO (void); - - ~JAWS_Asynch_IO (void); - - void read (ACE_Message_Block& mb, int size); - - void transmit_file (const char *filename, - const char *header, - int header_size, - const char *trailer, - int trailer_size); - - void receive_file (const char *filename, - void *initial_data, - int initial_data_length, - int entire_length); - - void send_confirmation_message (const char *buffer, - int length); - - void send_error_message (const char *buffer, - int length); - -protected: - enum Message_Types - { - CONFORMATION, - ERROR_MESSAGE - }; - - virtual void send_message (const char *buffer, - int length, - int act); - - virtual void handle_read_stream (const ACE_Asynch_Read_Stream::Result &result); - // This method will be called when an asynchronous read completes on - // a stream. - - virtual void handle_write_stream (const ACE_Asynch_Write_Stream::Result &result); - // This method will be called when an asynchronous write completes - // on a stream. - - virtual void handle_transmit_file (const ACE_Asynch_Transmit_File::Result &result); - // This method will be called when an asynchronous transmit file - // completes. -}; - -#endif /* ACE_WIN32 */ -#endif /* JAWS_IO_H */ - |