1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
|
// -*- C++ -*-
// ===================================================================
/**
* @file UIOP_Transport.h
*
* @author Originally by Fred Kuhns <fredk@cs.wustl.edu>
* @author Ossama Othman <ossama@ece.uci.edu>
* @author Modified by Balachandran Natarajan <bala@cs.wustl.edu>
*/
// ===================================================================
#ifndef TAO_UIOP_TRANSPORT_H
#define TAO_UIOP_TRANSPORT_H
#include /**/ "ace/pre.h"
#include "tao/orbconf.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
# if TAO_HAS_UIOP == 1
#include "tao/Strategies/strategies_export.h"
#include "ace/LSOCK_Acceptor.h"
#include "ace/Svc_Handler.h"
#include "tao/Transport.h"
TAO_BEGIN_VERSIONED_NAMESPACE_DECL
// Forward decls.
class TAO_ORB_Core;
class TAO_UIOP_Connection_Handler;
typedef ACE_Svc_Handler<ACE_LSOCK_STREAM, ACE_NULL_SYNCH>
TAO_UIOP_SVC_HANDLER;
/**
* @class TAO_UIOP_Transport
*
* @brief Specialization of the base TAO_Transport class to handle the
* UIOP protocol.
*/
class TAO_Strategies_Export TAO_UIOP_Transport : public TAO_Transport
{
public:
/// Constructor.
TAO_UIOP_Transport (TAO_UIOP_Connection_Handler *handler,
TAO_ORB_Core *orb_core);
/// Default destructor.
~TAO_UIOP_Transport ();
protected:
/** @name Overridden Template Methods
*
* These are implementations of template methods declared by TAO_Transport.
*/
//@{
virtual ACE_Event_Handler * event_handler_i ();
virtual TAO_Connection_Handler *connection_handler_i ();
/// Write the complete Message_Block chain to the connection.
virtual ssize_t send (iovec *iov, int iovcnt,
size_t &bytes_transferred,
const ACE_Time_Value *timeout = 0);
/// Read len bytes from into buf.
virtual ssize_t recv (char *buf,
size_t len,
const ACE_Time_Value *s = 0);
public:
/// @todo These methods IMHO should have more meaningful names.
/// The names seem to indicate nothing.
virtual int send_request (TAO_Stub *stub,
TAO_ORB_Core *orb_core,
TAO_OutputCDR &stream,
TAO_Message_Semantics message_semantics,
ACE_Time_Value *max_wait_time);
virtual int send_message (TAO_OutputCDR &stream,
TAO_Stub *stub = 0,
TAO_ServerRequest *request = 0,
TAO_Message_Semantics message_semantics = TAO_Message_Semantics (),
ACE_Time_Value *max_time_wait = 0);
//@}
private:
/// The connection service handler used for accessing lower layer
/// communication protocols.
TAO_UIOP_Connection_Handler *connection_handler_;
};
TAO_END_VERSIONED_NAMESPACE_DECL
# endif /* TAO_HAS_UIOP == 1 */
#include /**/ "ace/post.h"
#endif /* TAO_UIOP_TRANSPORT_H */
|