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
|
//
// PLP - An implementation of the PSION link protocol
//
// Copyright (C) 1999 Philip Proudman
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
// e-mail philip.proudman@btinternet.com
#include <stream.h>
#include "stdio.h"
#include "string.h"
#include "malloc.h"
#include "bool.h"
#include "socketchan.h"
#include "ncp.h"
#include "ppsocket.h"
#include "iowatch.h"
socketChan:: socketChan(ppsocket * _skt, ncp * _ncpController, IOWatch & _iow):
channel(_ncpController),
iow(_iow)
{
skt = _skt;
connectName = 0;
iow.addIO(skt->socket());
connected = false;
}
socketChan::~socketChan()
{
iow.remIO(skt->socket());
skt->closeSocket();
delete skt;
if (connectName)
free(connectName);
}
void socketChan::
ncpDataCallback(bufferStore & a)
{
if (connectName != 0) {
skt->sendBufferStore(a);
} else
cerr << "socketchan: Connect without name!!!\n";
}
const char *socketChan::
getNcpConnectName()
{
return connectName;
}
void socketChan::
ncpConnectAck()
{
bufferStore a;
a.addStringT("Ok");
skt->sendBufferStore(a);
connected = true;
}
void socketChan::
ncpConnectTerminate()
{
bufferStore a;
a.addStringT("Close");
skt->sendBufferStore(a);
terminateWhenAsked();
}
void socketChan::
socketPoll()
{
if (connectName == 0) {
bufferStore a;
if (skt->getBufferStore(a, false) == 1) {
connectName = strdup(a.getString());
ncpConnect();
}
} else if (connected) {
bufferStore a;
int res = skt->getBufferStore(a, false);
if (res == -1) {
ncpDisconnect();
} else if (res == 1) {
if (a.getLen() > 5 &&
!strncmp(a.getString(), "Close", 5)) {
ncpDisconnect();
} else {
ncpSend(a);
}
}
}
}
bool socketChan::
isConnected()
const {
return connected;
}
|
