ACE_IO_SAP3

Defines the methods for the base class of the ace_io_sap abstraction, which includes ace_file and ace_dev.

Usage

#include <ace/IO_SAP.h>
class ACE_IO_SAP
{
  public:
    enum{ INVALID_HANDLE = -1 };
    ~ACE_IO_SAP (void);
    int control (int cmd, void *) const;
    int enable (int value) const;
    int disable (int value) const;
    ACE_HANDLE get_handle (void) const;
    void set_handle (ACE_HANDLE handle);
    void dump (void) const;
    ACE_ALLOC_HOOK_DECLARE;
  protected:
    ACE_IO_SAP (void);
  private:
    ACE_HANDLE handle_;
    static pid_t pid_;
};

Common I/O handle options related to files.

int enable (int value) const;

Enable asynchronous I/O (ACE_SIGIO), urgent data (ACE_SIGURG), non-blocking I/O (ACE_NONBLOCK), or close-on-exec (ACE_CLOEXEC), which is passed as the value.

int disable (int value) const;

Disable asynchronous I/O (ACE_SIGIO), urgent data (ACE_SIGURG), non-blocking I/O (ACE_NONBLOCK), or close-on-exec (ACE_CLOEXEC), which is passed as the value.

ACE_HANDLE get_handle (void) const;

Get the underlying handle.

void set_handle (ACE_HANDLE handle);

Set the underlying handle.

void dump (void) const;

Dump the state of an object.

ACE_ALLOC_HOOK_DECLARE;

Declare the dynamic allocation hooks.

Library

ace