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
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
|
/* -*- C++ -*- */
// $Id$
// ============================================================================
//
// = LIBRARY
// ORBSVCS AVStreams
//
// = FILENAME
// MCast.h
//
// = AUTHOR
// Nagarajan Surendran <naga@cs.wustl.edu>
//
//
// ============================================================================
#ifndef TAO_AV_MCAST_H
#define TAO_AV_MCAST_H
#include "FlowSpec_Entry.h"
#include "ace/INET_Addr.h"
#include "ace/SOCK_Dgram_Mcast.h"
class TAO_AV_UDP_MCast_Flow_Handler;
class TAO_AV_UDP_MCast_Transport
:public TAO_AV_Transport
{
// = TITLE
// A transport abstraction for socket streams.
//
// = DESCRIPTION
// Uses the ACE_SOCK_Stream to send the data.
public:
TAO_AV_UDP_MCast_Transport (void);
TAO_AV_UDP_MCast_Transport (TAO_AV_UDP_MCast_Flow_Handler *handler);
virtual ~TAO_AV_UDP_MCast_Transport (void);
virtual int open (ACE_Addr *address);
virtual int close (void);
virtual int mtu (void);
virtual ACE_Addr *get_peer_addr (void);
virtual ACE_Addr *get_local_addr (void);
virtual ssize_t send (const ACE_Message_Block *mblk,
ACE_Time_Value *s = 0);
// Write the complete Message_Block chain to the connection.
virtual ssize_t send (const char *buf,
size_t len,
ACE_Time_Value *s = 0);
// Write the contents of the buffer of length len to the connection.
virtual ssize_t send (const iovec *iov,
int iovcnt,
ACE_Time_Value *s = 0);
// Write the contents of iovcnt iovec's to the connection.
virtual ssize_t recv (char *buf,
size_t len,
ACE_Time_Value *s = 0);
// Read len bytes from into buf.
virtual ssize_t recv (char *buf,
size_t len,
int flags,
ACE_Time_Value *s = 0);
// Read len bytes from into buf using flags.
virtual ssize_t recv (iovec *iov,
int iovcnt,
ACE_Time_Value *s = 0);
// Read received data into the iovec buffers.
protected:
TAO_AV_UDP_MCast_Flow_Handler *handler_;
ACE_INET_Addr peer_addr_;
ACE_INET_Addr local_addr_;
};
class TAO_AV_UDP_MCast_Acceptor
:public TAO_AV_Acceptor
{
public:
TAO_AV_UDP_MCast_Acceptor (void);
virtual ~TAO_AV_UDP_MCast_Acceptor (void);
virtual int open (TAO_Base_StreamEndPoint *endpoint,
TAO_AV_Core *av_core,
TAO_FlowSpec_Entry *entry);
virtual int open_i (ACE_Reactor *reactor,
ACE_INET_Addr *&address,
TAO_AV_UDP_MCast_Flow_Handler *&handler);
virtual int open_default (TAO_Base_StreamEndPoint *endpoint,
TAO_AV_Core *av_core,
TAO_FlowSpec_Entry *entry);
virtual int close (void);
virtual int make_svc_handler (TAO_AV_UDP_MCast_Flow_Handler *&udp_handler);
virtual int activate_svc_handler (TAO_AV_UDP_MCast_Flow_Handler *handler);
protected:
TAO_FlowSpec_Entry *entry_;
TAO_Base_StreamEndPoint *endpoint_;
TAO_AV_Core *av_core_;
TAO_AV_UDP_MCast_Flow_Handler *handler_;
};
class TAO_AV_UDP_MCast_Connector
:public TAO_AV_Connector
{
public:
TAO_AV_UDP_MCast_Connector (void);
virtual ~TAO_AV_UDP_MCast_Connector (void);
virtual int open (TAO_Base_StreamEndPoint *endpoint,
TAO_AV_Core *av_core);
virtual int connect (TAO_FlowSpec_Entry *entry,
TAO_AV_Transport *&transport);
int connect_i (ACE_Reactor *reactor,
ACE_INET_Addr *&address,
TAO_AV_UDP_MCast_Flow_Handler *&handler);
virtual int close (void);
virtual int make_svc_handler (TAO_AV_UDP_MCast_Flow_Handler *&udp_handler);
virtual int activate_svc_handler (TAO_AV_UDP_MCast_Flow_Handler *handler);
protected:
ACE_CString flowname_;
TAO_Base_StreamEndPoint *endpoint_;
TAO_AV_Core *av_core_;
TAO_FlowSpec_Entry *entry_;
TAO_AV_UDP_MCast_Flow_Handler *handler_;
};
class TAO_AV_UDP_MCast_Flow_Handler
:public virtual TAO_AV_Flow_Handler,
public virtual ACE_Event_Handler
{
public:
TAO_AV_UDP_MCast_Flow_Handler (TAO_AV_Callback *callback);
// Ctor
~TAO_AV_UDP_MCast_Flow_Handler (void);
// Dtor
virtual ACE_HANDLE get_handle (void) const;
virtual int handle_input (ACE_HANDLE fd);
virtual int handle_timeout (const ACE_Time_Value &tv, const void *arg = 0);
ACE_SOCK_Dgram_Mcast *get_mcast_socket (void) const;
virtual ACE_Event_Handler* event_handler (void){ return this; }
protected:
ACE_INET_Addr peer_addr_;
ACE_SOCK_Dgram_Mcast *dgram_mcast_;
};
class TAO_AV_UDP_MCast_Protocol_Factory
:public TAO_AV_Protocol_Factory
{
public:
TAO_AV_UDP_MCast_Protocol_Factory (void);
virtual ~TAO_AV_UDP_MCast_Protocol_Factory (void);
virtual int match_protocol (TAO_AV_Core::Protocol protocol);
virtual TAO_AV_Acceptor *make_acceptor (void);
virtual TAO_AV_Connector *make_connector (void);
};
#if defined(__ACE_INLINE__)
#include "MCast.i"
#endif /* __ACE_INLINE__ */
#endif /* TAO_AV_MCAST_H */
|
