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//=============================================================================
/**
* @file LOCK_SOCK_Acceptor.h
*
* $Id$
*
* @author James Hu and Irfan Pyarali
*/
//=============================================================================
#ifndef ACE_LOCK_SOCK_ACCEPTOR_H
#define ACE_LOCK_SOCK_ACCEPTOR_H
#include "ace/pre.h"
#include "ace/SOCK_Acceptor.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
/**
* @class ACE_LOCK_SOCK_Acceptor
*
* @brief Specialize <ACE_SOCK_Acceptor> to lock around <accept>;
*
* This class is necessary since some OS platforms (e.g.,
* Solaris 2.5) do not allow multiple threads/processes to
* simultaneously call <accept> on the same listen-mode
* port/socket. Thus, we need to protect against multiple
* concurrent accesses by using the appropriate type of lock.
*/
template <class ACE_LOCK>
class ACE_LOCK_SOCK_Acceptor : public ACE_SOCK_Acceptor
{
public:
/// Accept the connection under the control of the <ACE_LOCK>.
int accept (ACE_SOCK_Stream &new_stream,
ACE_Addr *remote_addr = 0,
ACE_Time_Value *timeout = 0,
int restart = 1,
int reset_new_handle = 0) const;
/// Return a reference to the lock.
ACE_LOCK &lock (void);
protected:
/// Type of locking mechanism.
ACE_LOCK lock_;
};
#if defined (ACE_TEMPLATES_REQUIRE_SOURCE)
#include "ace/LOCK_SOCK_Acceptor.cpp"
#endif /* ACE_TEMPLATES_REQUIRE_SOURCE */
#if defined (ACE_TEMPLATES_REQUIRE_PRAGMA)
#pragma implementation ("LOCK_SOCK_Acceptor.cpp")
#endif /* ACE_TEMPLATES_REQUIRE_PRAGMA */
#include "ace/post.h"
#endif /* ACE_LOCK_SOCK_ACCEPTOR_H */
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