# ACE_Asynch_Result_Impl Class Reference

Abstract base class for the all the classes that provide concrete implementations for ACE_Asynch_Result. More...

`#include <Asynch_IO_Impl.h>`

Inheritance diagram for ACE_Asynch_Result_Impl:

[legend]
List of all members.

## Public Member Functions

virtual | ~ACE_Asynch_Result_Impl (void)
virtual size_t | bytes_transferred (void) const =0
| Number of bytes transferred by the operation.
virtual const void * | act (void) const =0
| ACT associated with the operation.
virtual int | success (void) const =0
| Did the operation succeed?
virtual const void * | completion_key (void) const =0
virtual u_long | error (void) const =0
| Error value if the operation fail.
virtual ACE_HANDLE | event (void) const =0
| Event associated with the OVERLAPPED structure.
virtual u_long | offset (void) const =0
| This really make sense only when doing file I/O.
virtual u_long | offset_high (void) const =0
virtual int | priority (void) const =0
| Priority of the operation.
virtual int | signal_number (void) const =0
virtual void | complete (size_t bytes_transferred, int success, const void *completion_key, u_long error=0)=0
| This is called when the asynchronous operation completes.
virtual int | post_completion (ACE_Proactor_Impl *proactor)=0
| Post <this> to the Proactor's completion port.

## Protected Member Functions

| ACE_Asynch_Result_Impl (void)
| Do-nothing constructor.

## Detailed Description

Abstract base class for the all the classes that provide concrete implementations for ACE_Asynch_Result.

## Constructor & Destructor Documentation

ACE_BEGIN_VERSIONED_NAMESPACE_DECL ACE_Asynch_Result_Impl::~ACE_Asynch_Result_Impl | ( | void |  | ) | `[virtual]`

ACE_BEGIN_VERSIONED_NAMESPACE_DECL ACE_INLINE ACE_Asynch_Result_Impl::ACE_Asynch_Result_Impl | ( | void |  | ) | `[protected]`

| Do-nothing constructor.

## Member Function Documentation

virtual const void* ACE_Asynch_Result_Impl::act | ( | void |  | ) | const`[pure virtual]`

ACT associated with the operation.

Implemented in ACE_POSIX_Asynch_Result, ACE_WIN32_Asynch_Result, ACE_WIN32_Asynch_Read_Stream_Result, ACE_WIN32_Asynch_Write_Stream_Result, ACE_WIN32_Asynch_Read_File_Result, ACE_WIN32_Asynch_Write_File_Result, ACE_WIN32_Asynch_Accept_Result, ACE_WIN32_Asynch_Connect_Result, ACE_WIN32_Asynch_Transmit_File_Result, ACE_WIN32_Asynch_Read_Dgram_Result, and ACE_WIN32_Asynch_Write_Dgram_Result.

virtual size_t ACE_Asynch_Result_Impl::bytes_transferred | ( | void |  | ) | const`[pure virtual]`

Number of bytes transferred by the operation.

Implemented in ACE_POSIX_Asynch_Result, ACE_WIN32_Asynch_Result, ACE_WIN32_Asynch_Read_Stream_Result, ACE_WIN32_Asynch_Write_Stream_Result, ACE_WIN32_Asynch_Read_File_Result, ACE_WIN32_Asynch_Write_File_Result, ACE_WIN32_Asynch_Accept_Result, ACE_WIN32_Asynch_Connect_Result, ACE_WIN32_Asynch_Transmit_File_Result, ACE_WIN32_Asynch_Read_Dgram_Result, and ACE_WIN32_Asynch_Write_Dgram_Result.

virtual void ACE_Asynch_Result_Impl::complete | ( | size_t | bytes_transferred,
|  | int | success,
|  | const void * | completion_key,
|  | u_long | error = `0`
| ) | `[pure virtual]`

This is called when the asynchronous operation completes.

Implemented in ACE_POSIX_Asynch_Read_Stream_Result, ACE_POSIX_Asynch_Write_Stream_Result, ACE_POSIX_Asynch_Read_File_Result, ACE_POSIX_Asynch_Write_File_Result, ACE_POSIX_Asynch_Accept_Result, ACE_POSIX_Asynch_Connect_Result, ACE_POSIX_Asynch_Transmit_File_Result, ACE_POSIX_Asynch_Write_Dgram_Result, ACE_POSIX_Asynch_Read_Dgram_Result, ACE_POSIX_Wakeup_Completion, ACE_POSIX_Asynch_Timer, ACE_WIN32_Asynch_Read_Stream_Result, ACE_WIN32_Asynch_Write_Stream_Result, ACE_WIN32_Asynch_Read_File_Result, ACE_WIN32_Asynch_Write_File_Result, ACE_WIN32_Asynch_Accept_Result, ACE_WIN32_Asynch_Connect_Result, ACE_WIN32_Asynch_Transmit_File_Result, ACE_WIN32_Asynch_Read_Dgram_Result, ACE_WIN32_Asynch_Write_Dgram_Result, ACE_WIN32_Wakeup_Completion, and ACE_WIN32_Asynch_Timer.

virtual const void* ACE_Asynch_Result_Impl::completion_key | ( | void |  | ) | const`[pure virtual]`

This ACT is not the same as the ACT associated with the asynchronous operation.

Implemented in ACE_POSIX_Asynch_Result, ACE_WIN32_Asynch_Result, ACE_WIN32_Asynch_Read_Stream_Result, ACE_WIN32_Asynch_Write_Stream_Result, ACE_WIN32_Asynch_Read_File_Result, ACE_WIN32_Asynch_Write_File_Result, ACE_WIN32_Asynch_Accept_Result, ACE_WIN32_Asynch_Connect_Result, ACE_WIN32_Asynch_Transmit_File_Result, ACE_WIN32_Asynch_Read_Dgram_Result, and ACE_WIN32_Asynch_Write_Dgram_Result.

virtual u_long ACE_Asynch_Result_Impl::error | ( | void |  | ) | const`[pure virtual]`

Error value if the operation fail.

Implemented in ACE_POSIX_Asynch_Result, ACE_WIN32_Asynch_Result, ACE_WIN32_Asynch_Read_Stream_Result, ACE_WIN32_Asynch_Write_Stream_Result, ACE_WIN32_Asynch_Read_File_Result, ACE_WIN32_Asynch_Write_File_Result, ACE_WIN32_Asynch_Accept_Result, ACE_WIN32_Asynch_Connect_Result, ACE_WIN32_Asynch_Transmit_File_Result, ACE_WIN32_Asynch_Read_Dgram_Result, and ACE_WIN32_Asynch_Write_Dgram_Result.

virtual ACE_HANDLE ACE_Asynch_Result_Impl::event | ( | void |  | ) | const`[pure virtual]`

Event associated with the OVERLAPPED structure.

Implemented in ACE_POSIX_Asynch_Result, ACE_WIN32_Asynch_Result, ACE_WIN32_Asynch_Read_Stream_Result, ACE_WIN32_Asynch_Write_Stream_Result, ACE_WIN32_Asynch_Read_File_Result, ACE_WIN32_Asynch_Write_File_Result, ACE_WIN32_Asynch_Accept_Result, ACE_WIN32_Asynch_Connect_Result, ACE_WIN32_Asynch_Transmit_File_Result, ACE_WIN32_Asynch_Read_Dgram_Result, and ACE_WIN32_Asynch_Write_Dgram_Result.

virtual u_long ACE_Asynch_Result_Impl::offset | ( | void |  | ) | const`[pure virtual]`

This really make sense only when doing file I/O.

Implemented in ACE_POSIX_Asynch_Result, ACE_WIN32_Asynch_Result, ACE_WIN32_Asynch_Read_Stream_Result, ACE_WIN32_Asynch_Write_Stream_Result, ACE_WIN32_Asynch_Read_File_Result, ACE_WIN32_Asynch_Write_File_Result, ACE_WIN32_Asynch_Accept_Result, ACE_WIN32_Asynch_Connect_Result, ACE_WIN32_Asynch_Transmit_File_Result, ACE_WIN32_Asynch_Read_Dgram_Result, and ACE_WIN32_Asynch_Write_Dgram_Result.

virtual u_long ACE_Asynch_Result_Impl::offset_high | ( | void |  | ) | const`[pure virtual]`

| Implemented in ACE_POSIX_Asynch_Result, ACE_WIN32_Asynch_Result, ACE_WIN32_Asynch_Read_Stream_Result, ACE_WIN32_Asynch_Write_Stream_Result, ACE_WIN32_Asynch_Read_File_Result, ACE_WIN32_Asynch_Write_File_Result, ACE_WIN32_Asynch_Accept_Result, ACE_WIN32_Asynch_Connect_Result, ACE_WIN32_Asynch_Transmit_File_Result, ACE_WIN32_Asynch_Read_Dgram_Result, and ACE_WIN32_Asynch_Write_Dgram_Result.

virtual int ACE_Asynch_Result_Impl::post_completion | ( | ACE_Proactor_Impl * | proactor | ) | `[pure virtual]`

Post <this> to the Proactor's completion port.

Implemented in ACE_POSIX_Asynch_Result, ACE_WIN32_Asynch_Result, ACE_WIN32_Asynch_Read_Stream_Result, ACE_WIN32_Asynch_Write_Stream_Result, ACE_WIN32_Asynch_Read_File_Result, ACE_WIN32_Asynch_Write_File_Result, ACE_WIN32_Asynch_Accept_Result, ACE_WIN32_Asynch_Connect_Result, ACE_WIN32_Asynch_Transmit_File_Result, ACE_WIN32_Asynch_Read_Dgram_Result, and ACE_WIN32_Asynch_Write_Dgram_Result.

virtual int ACE_Asynch_Result_Impl::priority | ( | void |  | ) | const`[pure virtual]`

Priority of the operation.

Implemented in ACE_POSIX_Asynch_Result, ACE_WIN32_Asynch_Result, ACE_WIN32_Asynch_Read_Stream_Result, ACE_WIN32_Asynch_Write_Stream_Result, ACE_WIN32_Asynch_Read_File_Result, ACE_WIN32_Asynch_Write_File_Result, ACE_WIN32_Asynch_Accept_Result, ACE_WIN32_Asynch_Connect_Result, ACE_WIN32_Asynch_Transmit_File_Result, ACE_WIN32_Asynch_Read_Dgram_Result, and ACE_WIN32_Asynch_Write_Dgram_Result.

virtual int ACE_Asynch_Result_Impl::signal_number | ( | void |  | ) | const`[pure virtual]`

POSIX4 real-time signal number to be used for the operation. <signal_number> ranges from SIGRTMIN to SIGRTMAX. By default, SIGRTMIN is used to issue <aio_> calls. This is a no-op on non-POSIX4 systems and returns 0.

Implemented in ACE_POSIX_Asynch_Result, ACE_WIN32_Asynch_Result, ACE_WIN32_Asynch_Read_Stream_Result, ACE_WIN32_Asynch_Write_Stream_Result, ACE_WIN32_Asynch_Read_File_Result, ACE_WIN32_Asynch_Write_File_Result, ACE_WIN32_Asynch_Accept_Result, ACE_WIN32_Asynch_Connect_Result, ACE_WIN32_Asynch_Transmit_File_Result, ACE_WIN32_Asynch_Read_Dgram_Result, and ACE_WIN32_Asynch_Write_Dgram_Result.

virtual int ACE_Asynch_Result_Impl::success | ( | void |  | ) | const`[pure virtual]`

Did the operation succeed?

Implemented in ACE_POSIX_Asynch_Result, ACE_WIN32_Asynch_Result, ACE_WIN32_Asynch_Read_Stream_Result, ACE_WIN32_Asynch_Write_Stream_Result, ACE_WIN32_Asynch_Read_File_Result, ACE_WIN32_Asynch_Write_File_Result, ACE_WIN32_Asynch_Accept_Result, ACE_WIN32_Asynch_Connect_Result, ACE_WIN32_Asynch_Transmit_File_Result, ACE_WIN32_Asynch_Read_Dgram_Result, and ACE_WIN32_Asynch_Write_Dgram_Result.

The documentation for this class was generated from the following files:

- Asynch_IO_Impl.h
- Asynch_IO_Impl.cpp
- Asynch_IO_Impl.inl