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// -*- C++ -*-
//==========================================================================
/**
* @file MEM_Addr.h
*
* $Id$
*
* @author Nanbor Wang <nanbor@cs.wustl.edu>
*/
//==========================================================================
#ifndef ACE_MEM_ADDR_H
#define ACE_MEM_ADDR_H
#include /**/ "ace/pre.h"
#include "ace/ACE_export.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
#if (ACE_HAS_POSITION_INDEPENDENT_POINTERS == 1)
#include "ace/INET_Addr.h"
ACE_BEGIN_VERSIONED_NAMESPACE_DECL
/**
* @class ACE_MEM_Addr
*
* @brief Defines a C++ wrapper facade for the shared memory transport
* address family format.
*/
class ACE_Export ACE_MEM_Addr : public ACE_Addr
{
public:
// = Initialization methods.
/// Default constructor.
ACE_MEM_Addr (void);
/// Copy constructor.
ACE_MEM_Addr (const ACE_MEM_Addr &);
/// Creates an ACE_MEM_Addr from a @a port_number
ACE_MEM_Addr (u_short port_number);
/// Creates an ACE_MEM_Addr from a @a port_name.
explicit ACE_MEM_Addr (const ACE_TCHAR port_name[]);
/// Default dtor.
~ACE_MEM_Addr (void);
// = Direct initialization methods.
/// Default initialization routine.
int initialize_local (u_short port);
/// Check if @a sap designates an endpoint on the same host.
int same_host (const ACE_INET_Addr& sap);
// These methods are useful after the object has been constructed.
/**
* Initializes an ACE_MEM_Addr from a @a port_number. If @a encode
* is enabled then @a port_number is converted into network byte order,
* otherwise it is assumed to be in network byte order already and
* are passed straight through.
*/
int set (u_short port_number,
int encode = 1);
/// Uses <getservbyname> to initialize an ACE_MEM_Addr from a
/// <port_name>, the remote <host_name>, and the <protocol>.
int set (const ACE_TCHAR port_name[]);
/// Return a pointer to the underlying network address.
virtual void *get_addr (void) const;
/// Set a pointer to the address.
virtual void set_addr (void *, int len);
/// Transform the external ACE_MEM_Addr address into string
/// format.
virtual int addr_to_string (ACE_TCHAR buffer[],
size_t size,
int ipaddr_format = 1) const;
/// Initializes the external ACE_MEM_Addr from the @a address.
virtual int string_to_addr (const ACE_TCHAR address[]);
/// Sets the port number.
void set_port_number (u_short,
int encode = 1);
/// Return the port number, converting it into host byte order.
u_short get_port_number (void) const;
/// Return the character representation of the hostname.
int get_host_name (ACE_TCHAR hostname[],
size_t hostnamelen) const;
/**
* Return the character representation of the hostname (this version
* is non-reentrant since it returns a pointer to a static data
* area).
*/
const char *get_host_name (void) const;
/// Return the "dotted decimal" external address.
const char *get_host_addr (void) const;
/// Return the 4-byte external IP address, converting it into host byte
/// order.
ACE_UINT32 get_ip_address (void) const;
const ACE_INET_Addr &get_remote_addr (void) const;
const ACE_INET_Addr &get_local_addr (void) const;
/// Compare two addresses for equality. The addresses are considered
/// equal if they contain the same IP address and port number.
bool operator == (const ACE_MEM_Addr &SAP) const;
bool operator == (const ACE_INET_Addr &SAP) const;
/// Compare two addresses for inequality.
bool operator != (const ACE_MEM_Addr &SAP) const;
bool operator != (const ACE_INET_Addr &SAP) const;
/// Computes and returns hash value.
virtual u_long hash (void) const;
/// Dump the state of an object.
void dump (void) const;
/// Declare the dynamic allocation hooks.
ACE_ALLOC_HOOK_DECLARE;
private:
/// External INET addr used for identifying host.
ACE_INET_Addr external_;
/// Internal INET addr for accepting/connecting.
ACE_INET_Addr internal_;
};
ACE_END_VERSIONED_NAMESPACE_DECL
#if defined (__ACE_INLINE__)
#include "ace/MEM_Addr.inl"
#endif /* __ACE_INLINE__ */
#endif /* ACE_HAS_POSITION_INDEPENDENT_POINTERS == 1 */
#include /**/ "ace/post.h"
#endif /* ACE_MEM_ADDR_H */
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