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authorThilo Cestonaro <thilo@cestona.ro>2011-04-14 08:25:33 (GMT)
committerRemko Tronçon <git@el-tramo.be>2011-04-18 19:11:45 (GMT)
commit427db871922a028bb299dd66c37f3cca4010fd47 (patch)
tree95c0c4bb407a5fd3ec49c138ec5fbff8cf3a7d7a /Swiften/Network/WindowsProxyProvider.cpp
parent0b0164a4cdae89afc254bd7aa6f14af81c6b9196 (diff)
downloadswift-contrib-427db871922a028bb299dd66c37f3cca4010fd47.zip
swift-contrib-427db871922a028bb299dd66c37f3cca4010fd47.tar.bz2
Support for SOCKS5 and HTTPConnect proxies.
automatic proxy settings detection; SOCKS5 proxied connection; HTTPConnect proxied connection; License: This patch is BSD-licensed, see http://www.opensource.org/licenses/bsd-license.php
Diffstat (limited to 'Swiften/Network/WindowsProxyProvider.cpp')
-rw-r--r--Swiften/Network/WindowsProxyProvider.cpp113
1 files changed, 113 insertions, 0 deletions
diff --git a/Swiften/Network/WindowsProxyProvider.cpp b/Swiften/Network/WindowsProxyProvider.cpp
new file mode 100644
index 0000000..5f6f5d2
--- /dev/null
+++ b/Swiften/Network/WindowsProxyProvider.cpp
@@ -0,0 +1,113 @@
+/*
+ * Copyright (c) 2010-2011 Thilo Cestonaro
+ * Licensed under the simplified BSD license.
+ * See Documentation/Licenses/BSD-simplified.txt for more information.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+#include <iostream>
+#include <boost/lexical_cast.hpp>
+
+#include "Swiften/Base/log.h"
+#include "Swiften/Base/foreach.h"
+#include "Swiften/Network/WindowsProxyProvider.h"
+#include "Swiften/Base/ByteArray.h"
+
+#include <windows.h>
+
+namespace Swift {
+
+WindowsProxyProvider::WindowsProxyProvider()
+: ProxyProvider()
+{
+ HKEY hKey = (HKEY)INVALID_HANDLE_VALUE;
+ long result;
+
+ result = RegOpenKeyEx(HKEY_CURRENT_USER, "Software\\Microsoft\\Windows\\CurrentVersion\\Internet Settings", 0, KEY_READ, &hKey);
+ if (result == ERROR_SUCCESS && hKey != INVALID_HANDLE_VALUE && proxyEnabled(hKey)) {
+ DWORD dataType = REG_SZ;
+ DWORD dataSize = 0;
+ ByteArray dataBuffer;
+
+ result = RegQueryValueEx(hKey, "ProxyServer", NULL, &dataType, NULL, &dataSize);
+ if(result != ERROR_SUCCESS) {
+ return;
+ }
+ dataBuffer.resize(dataSize);
+ result = RegQueryValueEx(hKey, "ProxyServer", NULL, &dataType, reinterpret_cast<BYTE*>(dataBuffer.getData()), &dataSize);
+ if(result == ERROR_SUCCESS) {
+ std::vector<std::string> proxies = String::split(dataBuffer.toString(), ';');
+ std::pair<std::string, std::string> protocolAndProxy;
+ foreach(std::string proxy, proxies) {
+ if(proxy.find('=') != std::string::npos) {
+ protocolAndProxy = String::getSplittedAtFirst(proxy, '=');
+ SWIFT_LOG(debug) << "Found proxy: " << protocolAndProxy.first << " => " << protocolAndProxy.second << std::endl;
+ if(protocolAndProxy.first.compare("socks") == 0) {
+ socksProxy = getAsHostAddressPort(protocolAndProxy.second);
+ }
+ else if (protocolAndProxy.first.compare("http") == 0) {
+ httpProxy = getAsHostAddressPort(protocolAndProxy.second);
+ }
+ }
+ }
+ }
+ }
+}
+
+HostAddressPort WindowsProxyProvider::getHTTPConnectProxy() const {
+ return httpProxy;
+}
+
+HostAddressPort WindowsProxyProvider::getSOCKS5Proxy() const {
+ return socksProxy;
+}
+
+HostAddressPort WindowsProxyProvider::getAsHostAddressPort(std::string proxy) {
+ HostAddressPort ret(HostAddress(), 0);
+
+ try {
+ std::pair<std::string, std::string> tmp;
+ int port = 0;
+ tmp = String::getSplittedAtFirst(proxy, ':');
+ // .c_str() is needed as tmp.second can include a \0 char which will end in an exception of the lexical cast.
+ // with .c_str() the \0 will not be part of the string which is to be casted
+ port = boost::lexical_cast<int> (tmp.second.c_str());
+ ret = HostAddressPort(HostAddress(tmp.first), port);
+ }
+ catch(...) {
+ std::cerr << "Exception occured while parsing windows proxy \"getHostAddressPort\"." << std::endl;
+ }
+
+ return ret;
+}
+
+
+bool WindowsProxyProvider::proxyEnabled(HKEY hKey) const {
+ bool ret = false;
+ long result;
+ DWORD dataType = REG_DWORD;
+ DWORD dataSize = 0;
+ DWORD data = 0;
+ ByteArray dataBuffer;
+
+ if(hKey == INVALID_HANDLE_VALUE)
+ return ret;
+
+ result = RegQueryValueEx(hKey, "ProxyEnable", NULL, &dataType, NULL, &dataSize);
+ if(result != ERROR_SUCCESS)
+ return ret;
+
+ dataBuffer.resize(dataSize);
+ result = RegQueryValueEx(hKey, "ProxyEnable", NULL, &dataType, reinterpret_cast<BYTE*>(dataBuffer.getData()), &dataSize);
+ if(result != ERROR_SUCCESS)
+ return ret;
+
+ for(size_t t = 0; t < dataBuffer.getSize(); t++) {
+ data += static_cast<int> (dataBuffer[t]) * pow(256, static_cast<double>(t));
+ }
+ return (data == 1);
+}
+
+}