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// FILE_Connector.cpp
// $Id$
#include "ace/FILE_Connector.h"
#include "ace/Handle_Ops.h"
#if defined (ACE_LACKS_INLINE_FUNCTIONS)
#include "ace/FILE_Connector.i"
#endif
ACE_RCSID(ace, FILE_Connector, "$Id$")
ACE_ALLOC_HOOK_DEFINE(ACE_FILE_Connector)
void
ACE_FILE_Connector::dump (void) const
{
#if defined (ACE_HAS_DUMP)
ACE_TRACE ("ACE_FILE_Connector::dump");
ACE_DEBUG ((LM_DEBUG, ACE_BEGIN_DUMP, this));
ACE_DEBUG ((LM_DEBUG, ACE_LIB_TEXT ("\n")));
ACE_DEBUG ((LM_DEBUG, ACE_END_DUMP));
#endif /* ACE_HAS_DUMP */
}
ACE_FILE_Connector::ACE_FILE_Connector (void)
{
ACE_TRACE ("ACE_FILE_Connector::ACE_FILE_Connector");
}
int
ACE_FILE_Connector::connect (ACE_FILE_IO &new_io,
const ACE_FILE_Addr &remote_sap,
ACE_Time_Value *timeout,
const ACE_Addr &,
int,
int flags,
int perms)
{
ACE_TRACE ("ACE_FILE_Connector::connect");
ACE_ASSERT (new_io.get_handle () == ACE_INVALID_HANDLE);
ACE_HANDLE handle = ACE_INVALID_HANDLE;
// Check to see if caller has requested that we create the filename.
if (ACE_reinterpret_cast (const ACE_Addr &,
ACE_const_cast (ACE_FILE_Addr &,
remote_sap)) == ACE_Addr::sap_any)
{
// Create a new temporary file.
#ifdef ACE_LACKS_MKSTEMP
new_io.addr_ =
ACE_FILE_Addr (ACE_sap_any_cast (ACE_FILE_Addr &)); // class copy.
#else
// Use ACE_OS::mkstemp() if it is available since it avoids a
// race condition, and subsequently a security hole due to that
// race condition (specifically, a denial-of-service attack).
//
// However, using mkstemp() prevents us from doing a timed open
// since it opens the file for us. Better to avoid the race
// condition.
char filename[] = "ace-file-XXXXXX";
handle = ACE_OS::mkstemp (filename); // mkstemp() replaces "XXXXXX"
if (handle == ACE_INVALID_HANDLE
|| new_io.addr_.set (filename) != 0)
return -1;
new_io.set_handle (handle);
return 0;
#endif /* ACE_LACKS_MKSTEMP */
}
else
new_io.addr_ = remote_sap; // class copy.
handle = ACE_Handle_Ops::handle_timed_open (timeout,
new_io.addr_.get_path_name (),
flags,
perms);
new_io.set_handle (handle);
return handle == ACE_INVALID_HANDLE ? -1 : 0;
}
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