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// SOCK_Acceptor.cpp
// $Id$
#define ACE_BUILD_DLL
#include "ace/SOCK_Acceptor.h"
#if defined (ACE_LACKS_INLINE_FUNCTIONS)
#include "ace/SOCK_Acceptor.i"
#endif /* ACE_LACKS_INLINE_FUNCTIONS */
#include "ace/Synch.h"
ACE_RCSID(ace, SOCK_Acceptor, "$Id$")
ACE_ALLOC_HOOK_DEFINE(ACE_SOCK_Acceptor)
// Do nothing routine for constructor.
ACE_SOCK_Acceptor::ACE_SOCK_Acceptor (void)
{
ACE_TRACE ("ACE_SOCK_Acceptor::ACE_SOCK_Acceptor");
}
// General purpose routine for accepting new connections.
int
ACE_SOCK_Acceptor::accept (ACE_SOCK_Stream &new_stream,
ACE_Addr *remote_addr,
ACE_Time_Value *timeout,
int restart,
int reset_new_handle) const
{
ACE_TRACE ("ACE_SOCK_Acceptor::accept");
ACE_HANDLE new_handle =
this->shared_accept (remote_addr,
timeout,
restart,
reset_new_handle);
new_stream.set_handle (new_handle);
return new_handle == ACE_INVALID_HANDLE ? -1 : 0;
}
// General purpose routine for performing server ACE_SOCK creation.
ACE_SOCK_Acceptor::ACE_SOCK_Acceptor (const ACE_Addr &local_sap,
int reuse_addr,
int protocol_family,
int backlog,
int protocol)
{
ACE_TRACE ("ACE_SOCK_Acceptor::ACE_SOCK_Acceptor");
if (this->open (local_sap, reuse_addr, protocol_family,
backlog, protocol) == -1)
ACE_ERROR ((LM_ERROR, ASYS_TEXT ("%p\n"), ASYS_TEXT ("ACE_SOCK_Acceptor")));
}
void
ACE_SOCK_Acceptor::dump (void) const
{
ACE_TRACE ("ACE_SOCK_Acceptor::dump");
}
// General purpose routine for performing server ACE_SOCK creation.
int
ACE_SOCK_Acceptor::open (const ACE_Addr &local_sap,
int reuse_addr,
int protocol_family,
int backlog,
int protocol)
{
ACE_TRACE ("ACE_SOCK_Acceptor::open");
int error = 0;
if (ACE_SOCK::open (SOCK_STREAM, protocol_family,
protocol, reuse_addr) == -1)
error = 1;
else if (protocol_family == PF_INET)
{
sockaddr_in local_inet_addr;
ACE_OS::memset ((void *) &local_inet_addr,
0,
sizeof local_inet_addr);
if (local_sap == ACE_Addr::sap_any)
{
local_inet_addr.sin_port = 0;
local_inet_addr.sin_addr.s_addr = htonl (INADDR_ANY);
}
else
local_inet_addr = *(sockaddr_in *) local_sap.get_addr ();
if (local_inet_addr.sin_port == 0)
{
if (ACE::bind_port (this->get_handle (),
local_inet_addr.sin_addr.s_addr) == -1)
error = 1;
}
else
{
if (ACE_OS::bind (this->get_handle (),
(sockaddr *) &local_inet_addr,
sizeof local_inet_addr) == -1)
error = 1;
}
}
else if (ACE_OS::bind (this->get_handle (), (sockaddr *) local_sap.get_addr (),
local_sap.get_size ()) == -1)
error = 1;
if (error || ACE_OS::listen (this->get_handle (), backlog) == -1)
this->close ();
return error ? -1 : 0;
}
// Performs the timed accept operation.
ACE_HANDLE
ACE_SOCK_Acceptor::shared_accept (ACE_Addr *remote_addr,
ACE_Time_Value *timeout,
int restart,
int reset_new_handle) const
{
ACE_TRACE ("ACE_SOCK_Acceptor::shared_accept");
ACE_UNUSED_ARG (reset_new_handle);
sockaddr *addr = 0;
int *len_ptr = 0;
int len;
ACE_HANDLE new_handle;
ACE_HANDLE handle = this->get_handle ();
if (remote_addr != 0)
{
len = remote_addr->get_size ();
len_ptr = &len;
addr = (sockaddr *) remote_addr->get_addr ();
}
// Handle the timeout case.
if (timeout != 0)
{
if (ACE::handle_timed_accept (handle, timeout, restart) == -1)
return ACE_INVALID_HANDLE;
else
{
int val = ACE::get_flags (handle);
// Set the handle into non-blocking mode if it's not
// already in it.
if (ACE_BIT_DISABLED (val, ACE_NONBLOCK)
&& ACE::set_flags (handle, ACE_NONBLOCK) == -1)
return ACE_INVALID_HANDLE;
new_handle = ACE_OS::accept (handle, addr, len_ptr);
if (ACE_BIT_DISABLED (val, ACE_NONBLOCK))
{
// We need to stash errno here because ACE::clr_flags() may
// reset it.
int error = errno;
// Only disable ACE_NONBLOCK if we weren't in non-blocking mode
// originally.
ACE::clr_flags (handle, ACE_NONBLOCK);
errno = error;
}
}
}
else
{
// Perform a blocking accept.
do
new_handle = ACE_OS::accept (handle, addr, len_ptr);
while (new_handle == ACE_INVALID_HANDLE && restart && errno == EINTR);
}
#if defined (ACE_HAS_WINSOCK2) && (ACE_HAS_WINSOCK2 != 0)
if (reset_new_handle)
// Reset the event association inherited by the new handle.
::WSAEventSelect ((SOCKET) new_handle, NULL, 0);
#endif /* ACE_WIN32 */
// Reset the size of the addr (really only necessary for the
// UNIX domain sockets).
if (new_handle != ACE_INVALID_HANDLE && remote_addr != 0)
remote_addr->set_size (*len_ptr);
return new_handle;
}
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