blob: 3a0f5e9c1e9947577a2a7dd2daee90f79f2f8598 (
plain)
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
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
|
// -*- C++ -*-
// ===================================================================
/**
* @file IIOP_Connection_Handler.h
*
* @author Originally by Chris Cleeland as IIOP_Connect.h
* @author Balachandran Natarajan <bala@cs.wustl.edu>
*/
// ===================================================================
#ifndef TAO_IIOP_CONNECTION_HANDLER_H
#define TAO_IIOP_CONNECTION_HANDLER_H
#include /**/ "ace/pre.h"
#include "tao/orbconf.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
#pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
#if defined (TAO_HAS_IIOP) && (TAO_HAS_IIOP != 0)
#include "tao/Connection_Handler.h"
#include "tao/Basic_Types.h"
#include "ace/SOCK_Stream.h"
#include "ace/Svc_Handler.h"
TAO_BEGIN_VERSIONED_NAMESPACE_DECL
/// Service Handler for this transport
typedef ACE_Svc_Handler<ACE_SOCK_STREAM, ACE_NULL_SYNCH>
TAO_IIOP_SVC_HANDLER;
#if defined ACE_HAS_EXPLICIT_TEMPLATE_INSTANTIATION_EXPORT
template class TAO_Export ACE_Svc_Handler<ACE_SOCK_STREAM, ACE_NULL_SYNCH>;
#endif /* ACE_HAS_EXPLICIT_TEMPLATE_INSTANTIATION_EXPORT */
namespace IIOP
{
class ListenPointList;
}
// ****************************************************************
/**
* @class TAO_IIOP_Connection_Handler
*
* @brief Handles requests on a single connection.
*
* The Connection handler which is common for the Acceptor and
* the Connector
*/
class TAO_Export TAO_IIOP_Connection_Handler : public TAO_IIOP_SVC_HANDLER,
public TAO_Connection_Handler
{
public:
#ifdef TAO_LOG_CH_REF_COUNTS
Reference_Count add_reference (void);
Reference_Count remove_reference (void);
#endif
TAO_IIOP_Connection_Handler (ACE_Thread_Manager * = 0);
/// Constructor.
TAO_IIOP_Connection_Handler (TAO_ORB_Core *orb_core);
/// Destructor.
~TAO_IIOP_Connection_Handler (void);
/// Called by the @c Strategy_Acceptor when the handler is completely
/// connected. Argument is unused.
virtual int open (void *);
/// Close called by the Acceptor or Connector when connection
/// establishment fails.
int close (u_long = 0);
//@{
/** @name Event Handler overloads
*/
virtual int resume_handler (void);
virtual int close_connection (void);
virtual int handle_input (ACE_HANDLE);
virtual int handle_output (ACE_HANDLE);
virtual int handle_close (ACE_HANDLE, ACE_Reactor_Mask);
virtual int handle_timeout (const ACE_Time_Value ¤t_time,
const void *act = 0);
//@}
/// Add ourselves to Cache.
int add_transport_to_cache (void);
/// Process the @a listen_list
int process_listen_point_list (IIOP::ListenPointList &listen_list);
/// Check if network priority needs to be enabled
int enable_network_priority (void);
/// Set Diff-Serv codepoint on outgoing packets.
int set_dscp_codepoint (CORBA::Boolean set_network_priority);
int set_dscp_codepoint (CORBA::Long dscp_codepoint);
virtual int open_handler (void *);
/// This is used during a canceled connection attempt. Force the
/// SO_LINGER timeout to 0 so that when the peer is closed, it won't
/// hang around.
void abort (void);
protected:
//@{
/**
* @name TAO_Connection Handler overloads
*/
virtual int release_os_resources (void);
//@}
virtual int handle_write_ready (const ACE_Time_Value *timeout);
/// helper function used by the set_dscp_codepoint () methods to
/// set the TOS field in the IP packets.
int set_tos (int tos);
private:
/// Stores the type of service value.
int dscp_codepoint_;
};
TAO_END_VERSIONED_NAMESPACE_DECL
#endif /* TAO_HAS_IIOP && TAO_HAS_IIOP != 0 */
#include /**/ "ace/post.h"
#endif /* TAO_IIOP_CONNECTION_HANDLER_H */
|
