summaryrefslogtreecommitdiff
path: root/src/modules/m_xmlsocket.cpp
blob: 8fcd72a52e1e3d11ae1e5df5e76250825b4aafc8 (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
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
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
/*       +------------------------------------+
 *       | Inspire Internet Relay Chat Daemon |
 *       +------------------------------------+
 *
 *  InspIRCd: (C) 2002-2007 InspIRCd Development Team
 * See: http://www.inspircd.org/wiki/index.php/Credits
 *
 * This program is free but copyrighted software; see
 *            the file COPYING for details.
 *
 * ---------------------------------------------------
 */

#include <string>
#include <vector>

#include <openssl/ssl.h>
#include <openssl/err.h>

#include "inspircd_config.h"
#include "configreader.h"
#include "users.h"
#include "channels.h"
#include "modules.h"

#include "socket.h"
#include "hashcomp.h"
#include "inspircd.h"

/* $ModDesc: Provides XMLSocket support for clients */


class ModuleXMLSocket : public Module
{

	ConfigReader* Conf;

	std::vector<int> listenports;
	int clientactive;

 public:

	InspIRCd* PublicInstance;

	ModuleXMLSocket(InspIRCd* Me)
		: Module::Module(Me), PublicInstance(Me)
	{
		OnRehash(NULL,"");
	}

	virtual void OnRehash(userrec* user, const std::string &param)
	{

		Conf = new ConfigReader(ServerInstance);

		for (unsigned int i = 0; i < listenports.size(); i++)
		{
			ServerInstance->Config->DelIOHook(listenports[i]);
		}

		listenports.clear();
		clientactive = 0;

		for (int i = 0; i < Conf->Enumerate("bind"); i++)
		{
			// For each <bind> tag
			if (((Conf->ReadValue("bind", "type", i) == "") || (Conf->ReadValue("bind", "type", i) == "clients")) && (Conf->ReadValue("bind", "xmlsocket", i) == "yes"))
			{
				// Get the port we're meant to be listening on with SSL
				std::string port = Conf->ReadValue("bind", "port", i);
				irc::portparser portrange(port, false);
				long portno = -1;
				while ((portno = portrange.GetToken()))
				{
					clientactive++;
					try
					{
						if (ServerInstance->Config->AddIOHook(portno, this))
						{
							listenports.push_back(portno);
								for (unsigned int i = 0; i < ServerInstance->stats->BoundPortCount; i++)
								if (ServerInstance->Config->ports[i] == portno)
									ServerInstance->Config->openSockfd[i]->SetDescription("xml");
						}
						else
						{
							ServerInstance->Log(DEFAULT, "m_xmlsocket.so: FAILED to enable XMLSocket on port %d, maybe you have another similar module loaded?", portno);
						}
					}
					catch (ModuleException &e)
					{
						ServerInstance->Log(DEFAULT, "m_xmlsocket.so: FAILED to enable XMLSocket on port %d: %s. Maybe it's already hooked by the same port on a different IP, or you have another similar module loaded?", portno, e.GetReason());
					}
				}
			}
		}

		DELETE(Conf);
	}

	virtual ~ModuleXMLSocket()
	{
	}

	virtual void OnUnloadModule(Module* mod, const std::string &name)
	{
		if (mod == this)
		{
			for(unsigned int i = 0; i < listenports.size(); i++)
			{
				ServerInstance->Config->DelIOHook(listenports[i]);
				for (unsigned int j = 0; j < ServerInstance->stats->BoundPortCount; j++)
					if (ServerInstance->Config->ports[j] == listenports[i])
						if (ServerInstance->Config->openSockfd[j])
							ServerInstance->Config->openSockfd[j]->SetDescription("plaintext");
			}
		}
	}

	virtual Version GetVersion()
	{
		return Version(1, 1, 0, 0, VF_VENDOR, API_VERSION);
	}

	void Implements(char* List)
	{
		List[I_OnUnloadModule] = List[I_OnRawSocketRead] = List[I_OnRawSocketWrite] = List[I_OnRehash] = 1;
	}

	virtual int OnRawSocketRead(int fd, char* buffer, unsigned int count, int &readresult)
	{
		userrec* user = dynamic_cast<userrec*>(ServerInstance->FindDescriptor(fd));

		if (user == NULL)
			return -1;

		int result = user->ReadData(buffer, count);

		if ((result == -1) && (errno == EAGAIN))
			return -1;
		else if (result < 1)
			return 0;

		for (int n = 0; n < result; n++)
			if (buffer[n] == 0)
				buffer[n] = '\n';

		readresult = result;
		return result;
	}

	virtual int OnRawSocketWrite(int fd, const char* buffer, int count)
	{
		userrec* user = dynamic_cast<userrec*>(ServerInstance->FindDescriptor(fd));

		if (user == NULL)
			return -1;

		char tmpbuffer[count+1];
		memcpy(&tmpbuffer, &buffer, count);

		for (int n = 0; n < count; n++)
			if ((tmpbuffer[n] == '\r') || (tmpbuffer[n] == '\n'))
				tmpbuffer[n] = 0;

		user->AddWriteBuf(std::string(tmpbuffer,count));

		return 1;
	}

};

class ModuleXMLSocketFactory : public ModuleFactory
{
 public:
	ModuleXMLSocketFactory()
	{
	}

	~ModuleXMLSocketFactory()
	{
	}

	virtual Module * CreateModule(InspIRCd* Me)
	{
		return new ModuleXMLSocket(Me);
	}
};


extern "C" void * init_module( void )
{
	return new ModuleXMLSocketFactory;
}