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// TLI_Connector.cpp
// $Id$
#define ACE_BUILD_DLL
#include "ace/Handle_Set.h"
#include "ace/TLI_Connector.h"
ACE_RCSID(ace, TLI_Connector, "$Id$")
#if defined (ACE_HAS_TLI)
ACE_ALLOC_HOOK_DEFINE(ACE_TLI_Connector)
void
ACE_TLI_Connector::dump (void) const
{
ACE_TRACE ("ACE_TLI_Connector::dump");
}
ACE_TLI_Connector::ACE_TLI_Connector (void)
{
ACE_TRACE ("ACE_TLI_Connector::ACE_TLI_Connector");
}
// Connect the <new_stream> to the <remote_sap>, waiting up to
// <timeout> amount of time if necessary. It's amazing how
// complicated this is to do in TLI...
int
ACE_TLI_Connector::connect (ACE_TLI_Stream &new_stream,
const ACE_Addr &remote_sap,
ACE_Time_Value *timeout,
const ACE_Addr &local_sap,
int reuse_addr,
int flags,
int /* perms */,
const char device[],
struct t_info *info,
int rwf,
netbuf *udata,
netbuf *opt)
{
ACE_TRACE ("ACE_TLI_Connector::connect");
int result = 0;
// Only open a new endpoint if we don't already have a valid handle.
if (new_stream.get_handle () == ACE_INVALID_HANDLE)
if (new_stream.open (device, flags, info) == -1)
return -1;
if (local_sap != ACE_Addr::sap_any)
{
// Bind the local endpoint to a specific addr.
struct t_bind *localaddr;
localaddr = (struct t_bind *)
::t_alloc (new_stream.get_handle (), T_BIND, T_ADDR);
if (localaddr == 0)
result = -1;
else
{
int one = 1;
if (reuse_addr && new_stream.set_option (SOL_SOCKET, SO_REUSEADDR,
&one, sizeof one) == -1)
result = -1;
else
{
// localaddr->glen = 0;
localaddr->addr.maxlen = local_sap.get_size ();
localaddr->addr.len = local_sap.get_size ();
localaddr->addr.buf = (char *) local_sap.get_addr ();
if (ACE_OS::t_bind (new_stream.get_handle (), localaddr, localaddr) == -1)
result = -1;
ACE_OS::t_free ((char *) localaddr, T_BIND);
}
}
if (result == -1)
{
new_stream.close ();
return -1;
}
}
// Let TLI select the local endpoint addr.
else if (ACE_OS::t_bind (new_stream.get_handle (), 0, 0) == -1)
return -1;
struct t_call *callptr = 0;
callptr = (struct t_call *)
ACE_OS::t_alloc (new_stream.get_handle (), T_CALL, T_ADDR);
if (callptr == 0)
{
new_stream.close ();
return -1;
}
callptr->addr.maxlen = remote_sap.get_size ();
callptr->addr.len = remote_sap.get_size ();
callptr->addr.buf = (char *) remote_sap.get_addr ();
if (udata != 0)
ACE_OS::memcpy ((void *) &callptr->udata, (void *) udata, sizeof *udata);
if (opt != 0)
ACE_OS::memcpy ((void *) &callptr->opt, (void *) opt, sizeof *opt);
// Connect to remote endpoint.
if (timeout != 0) // Enable non-blocking, if required.
{
if (new_stream.enable (ACE_NONBLOCK) == -1)
result = -1;
// Do a non-blocking connect.
if (ACE_OS::t_connect (new_stream.get_handle (), callptr, 0) == -1)
{
result = -1;
// Check to see if we simply haven't connected yet on a
// non-blocking handle or whether there's really an error.
if (t_errno == TNODATA)
{
if (timeout->sec () == 0 && timeout->usec () == 0)
errno = EWOULDBLOCK;
else
result = this->complete (new_stream, 0, timeout);
}
else if (t_errno == TLOOK && new_stream.look () == T_DISCONNECT)
new_stream.rcvdis ();
}
}
// Do a blocking connect to the server.
else if (ACE_OS::t_connect (new_stream.get_handle (), callptr, 0) == -1)
result = -1;
if (result != -1)
{
new_stream.set_rwflag (rwf);
#if defined (I_PUSH)
if (new_stream.get_rwflag ())
result = ACE_OS::ioctl (new_stream.get_handle (), I_PUSH, "tirdwr");
#endif /* I_PUSH */
}
else if (!(errno == EWOULDBLOCK || errno == ETIME))
{
// If things have gone wrong, close down and return an error.
new_stream.close ();
new_stream.set_handle (ACE_INVALID_HANDLE);
}
if (ACE_OS::t_free ((char *) callptr, T_CALL) == -1)
return -1;
return result;
}
// Try to complete a non-blocking connection.
int
ACE_TLI_Connector::complete (ACE_TLI_Stream &new_stream,
ACE_Addr *remote_sap,
ACE_Time_Value *tv)
{
ACE_TRACE ("ACE_TLI_Connector::complete");
ACE_HANDLE h = ACE::handle_timed_complete (new_stream.get_handle (), tv, 1);
if (h == ACE_INVALID_HANDLE)
{
new_stream.close ();
return -1;
}
else // We've successfully connected!
{
if (remote_sap != 0)
{
#if defined (ACE_HAS_SVR4_TLI)
struct netbuf name;
name.maxlen = remote_sap->get_size ();
name.buf = (char *) remote_sap->get_addr ();
if (ACE_OS::ioctl (new_stream.get_handle (), TI_GETPEERNAME, &name) == -1)
#else /* SunOS4 sucks... */
if (0)
#endif /* ACE_HAS_SVR4_TLI */
{
new_stream.close ();
return -1;
}
}
// Start out with non-blocking disabled on the <new_stream>.
new_stream.disable (ACE_NONBLOCK);
return 0;
}
}
#endif /* ACE_HAS_TLI */
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