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XTI_ATM_Mcast.h

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/* -*- C++ -*- */

//=============================================================================
/**
 *  @file    XTI_ATM_Mcast.h
 *
 *  $Id: XTI_ATM_Mcast.h,v 1.1.1.4 2003/02/21 18:36:32 chad Exp $
 *
 *  @author Joe Hoffert
 */
//=============================================================================


#ifndef ACE_XTI_ATM_MCAST_H
#define ACE_XTI_ATM_MCAST_H
#include "ace/pre.h"

#include "ace/config-all.h"

#if !defined (ACE_LACKS_PRAGMA_ONCE)
#pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */

#if defined (ACE_HAS_XTI_ATM)

#include "ace/TLI_Connector.h"
#include "ace/ATM_Addr.h"

/**
 * @class ACE_XTI_ATM_Mcast
 *
 * @brief Defines an active connection factory for the ACE_TLI C++
 * wrappers to support XTI/ATM multicast.
 */
class ACE_Export ACE_XTI_ATM_Mcast : public ACE_TLI_Connector
{
public:
  // = Initialization methods.
  /// Default constructor.
  ACE_XTI_ATM_Mcast (void);

  /**
   * Actively connect and produce a <new_stream> if things go well.
   * The <remote_sap> is the address that we are trying to connect
   * with.  The <timeout> is the amount of time to wait to connect.
   * If it's 0 then we block indefinitely.  If *timeout == {0, 0} then
   * the connection is done using non-blocking mode.  In this case, if
   * the connection can't be made immediately the value of -1 is
   * returned with <errno == EWOULDBLOCK>.  If *timeout > {0, 0} then
   * this is the amount of time to wait before timing out.  If the
   * time expires before the connection is made <errno == ETIME>.  The
   * <local_sap> is the value of local address to bind to.  If it's
   * the default value of <ACE_Addr::sap_any> then the user is letting
   * the OS do the binding.  If <reuse_addr> == 1 then the
   * <local_addr> is reused, even if it hasn't been cleanedup yet.
   */
  ACE_XTI_ATM_Mcast (ACE_TLI_Stream &new_stream,
                     const ACE_Addr &remote_sap,
                     ACE_Time_Value *timeout = 0,
                     const ACE_Addr &local_sap = ACE_Addr::sap_any,
                     int reuse_addr = 0,
                     int flags = O_RDWR,
                     int perms = 0,
                     const char device[] = ACE_XTI_ATM_DEVICE,
                     struct t_info *info = 0,
                     int rw_flag = 1,
                     struct netbuf *udata = 0,
                     struct netbuf *opt = 0);

  /**
   * Actively connect and produce a <new_stream> if things go well.
   * The <remote_sap> is the address that we are trying to connect
   * with.  The <timeout> is the amount of time to wait to connect.
   * If it's 0 then we block indefinitely.  If *timeout == {0, 0} then
   * the connection is done using non-blocking mode.  In this case, if
   * the connection can't be made immediately the value of -1 is
   * returned with <errno == EWOULDBLOCK>.  If *timeout > {0, 0} then
   * this is the amount of time to wait before timing out.  If the
   * time expires before the connection is made <errno == ETIME>.  The
   * <local_sap> is the value of local address to bind to.  If it's
   * the default value of <ACE_Addr::sap_any> then the user is letting
   * the OS do the binding.  If <reuse_addr> == 1 then the
   * <local_addr> is reused, even if it hasn't been cleanedup yet.
   */
  int connect (ACE_TLI_Stream &new_stream,
               const ACE_Addr &remote_sap,
               ACE_Time_Value *timeout = 0,
               const ACE_Addr &local_sap = ACE_Addr::sap_any,
               int reuse_addr = 0,
               int flags = O_RDWR,
               int perms = 0,
               const char device[] = ACE_XTI_ATM_DEVICE,
               struct t_info *info = 0,
               int rw_flag = 1,
               struct netbuf *udata = 0,
               struct netbuf *opt = 0);

  /**
   * Actively add a leaf to the currently connected stream (i.e.,
   * multicast). The <remote_sap> is the address of the leaf that we
   * are trying to add. The <timeout> is the amount of time to wait to
   * connect. If it's 0 then we block indefinitely.  If *timeout ==
   * {0, 0} then the connection is done using non-blocking mode.  In
   * this case, if the connection can't be made immediately the value
   * of -1 is returned with <errno == EWOULDBLOCK>.  If *timeout >
   * {0, 0} then this is the amount of time to wait before timing out.
   * If the time expires before the connection is made <errno == ETIME>.
   */
  int add_leaf (ACE_TLI_Stream &current_stream,
                const ACE_Addr &remote_sap,
                ACE_INT32 leaf_id,
                ACE_Time_Value *timeout = 0);

  // = Meta-type info
  typedef ACE_ATM_Addr PEER_ADDR;
  typedef ACE_TLI_Stream PEER_STREAM;

  /// Dump the state of an object.
  void dump (void) const;

  /// Declare the dynamic allocation hooks.
  ACE_ALLOC_HOOK_DECLARE;
};

#if defined (__ACE_INLINE__)
#include "ace/XTI_ATM_Mcast.i"
#endif /* __ACE_INLINE__ */

#endif /* ACE_HAS_XTI_ATM */
#include "ace/post.h"
#endif /* ACE_XTI_ATM_MCAST_H */

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