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annotate deps/Platinum/Source/Core/PltSsdp.cpp @ 0:3425707ddbf6

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author fraserofthenight
date Mon, 06 Jul 2009 08:06:28 -0700
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1 /*****************************************************************
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2 |
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3 | Platinum - SSDP
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4 |
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5 | Copyright (c) 2004-2008, Plutinosoft, LLC.
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6 | All rights reserved.
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7 | http://www.plutinosoft.com
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8 |
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9 | This program is free software; you can redistribute it and/or
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10 | modify it under the terms of the GNU General Public License
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11 | as published by the Free Software Foundation; either version 2
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12 | of the License, or (at your option) any later version.
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13 |
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14 | OEMs, ISVs, VARs and other distributors that combine and
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15 | distribute commercially licensed software with Platinum software
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16 | and do not wish to distribute the source code for the commercially
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17 | licensed software under version 2, or (at your option) any later
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18 | version, of the GNU General Public License (the "GPL") must enter
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19 | into a commercial license agreement with Plutinosoft, LLC.
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20 |
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21 | This program is distributed in the hope that it will be useful,
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22 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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23 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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24 | GNU General Public License for more details.
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25 |
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26 | You should have received a copy of the GNU General Public License
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27 | along with this program; see the file LICENSE.txt. If not, write to
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28 | the Free Software Foundation, Inc.,
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29 | 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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30 | http://www.gnu.org/licenses/gpl-2.0.html
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31 |
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32 ****************************************************************/
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33
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34 /*----------------------------------------------------------------------
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35 | includes
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36 +---------------------------------------------------------------------*/
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37 #include "PltSsdp.h"
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38 #include "PltDatagramStream.h"
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39 #include "PltDeviceHost.h"
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40 #include "PltUPnP.h"
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41 #include "PltHttp.h"
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42 #include "PltVersion.h"
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43
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44 NPT_SET_LOCAL_LOGGER("platinum.core.ssdp")
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45
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46 /*----------------------------------------------------------------------
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47 | constants
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48 +---------------------------------------------------------------------*/
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49 const int NPT_SSDP_MAX_LINE_SIZE = 2048;
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50 const int NPT_SSDP_MAX_DGRAM_SIZE = 4096;
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51
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52 /*----------------------------------------------------------------------
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53 | PLT_SsdpSender::SendSsdp
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54 +---------------------------------------------------------------------*/
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55 NPT_Result
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56 PLT_SsdpSender::SendSsdp(NPT_HttpRequest& request,
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57 const char* usn,
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58 const char* target,
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59 NPT_UdpSocket& socket,
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60 bool notify,
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61 const NPT_SocketAddress* addr /* = NULL */)
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62 {
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63 NPT_CHECK_SEVERE(FormatPacket(request, usn, target, socket, notify));
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64
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65 // logging
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66 NPT_LOG_FINE_2("Sending SSDP %s for %s",
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67 (const char*)request.GetMethod(),
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68 usn);
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69 PLT_LOG_HTTP_MESSAGE(NPT_LOG_LEVEL_FINE, &request);
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70
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71 // use a memory stream to write all the data
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72 NPT_MemoryStream stream;
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73 NPT_Result res = request.Emit(stream);
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74 if (NPT_FAILED(res)) return res;
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75
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76 // copy stream into a data packet and send it
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77 NPT_LargeSize size;
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78 stream.GetSize(size);
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79 if (size != (NPT_Size)size) return NPT_ERROR_OUT_OF_RANGE;
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80
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81 NPT_DataBuffer packet(stream.GetData(), (NPT_Size)size);
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82 return socket.Send(packet, addr);
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83 }
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84
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85 /*----------------------------------------------------------------------
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86 | PLT_SsdpSender::SendSsdp
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87 +---------------------------------------------------------------------*/
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88 NPT_Result
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89 PLT_SsdpSender::SendSsdp(NPT_HttpResponse& response,
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90 const char* usn,
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91 const char* target,
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92 NPT_UdpSocket& socket,
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93 bool notify,
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94 const NPT_SocketAddress* addr /* = NULL */)
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95 {
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96 NPT_CHECK_SEVERE(FormatPacket(response, usn, target, socket, notify));
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97
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98 // logging
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99 NPT_LOG_FINE("Sending SSDP:");
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100 PLT_LOG_HTTP_MESSAGE(NPT_LOG_LEVEL_FINE, &response);
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101
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102 // use a memory stream to write all the data
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103 NPT_MemoryStream stream;
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104 NPT_Result res = response.Emit(stream);
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105 if (NPT_FAILED(res)) return res;
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106
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107 // copy stream into a data packet and send it
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108 NPT_LargeSize size;
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109 stream.GetSize(size);
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110 if (size != (NPT_Size)size) return NPT_ERROR_OUT_OF_RANGE;
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111
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112 NPT_DataBuffer packet(stream.GetData(), (NPT_Size)size);
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113 return socket.Send(packet, addr);
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114 }
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115
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116 /*----------------------------------------------------------------------
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117 | PLT_SsdpSender::FormatPacket
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118 +---------------------------------------------------------------------*/
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119 NPT_Result
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120 PLT_SsdpSender::FormatPacket(NPT_HttpMessage& message,
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121 const char* usn,
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122 const char* target,
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123 NPT_UdpSocket& socket,
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124 bool notify)
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125 {
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126 NPT_COMPILER_UNUSED(socket);
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127
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128 PLT_UPnPMessageHelper::SetUSN(message, usn);
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129 if (notify) {
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130 PLT_UPnPMessageHelper::SetNT(message, target);
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131 } else {
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132 PLT_UPnPMessageHelper::SetST(message, target);
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133 }
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134 PLT_HttpHelper::SetContentLength(message, 0);
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135
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136 return NPT_SUCCESS;
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137 }
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138
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139 /*----------------------------------------------------------------------
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140 | PLT_SsdpDeviceSearchResponseInterfaceIterator class
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141 +---------------------------------------------------------------------*/
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142 NPT_Result
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143 PLT_SsdpDeviceSearchResponseInterfaceIterator::operator()(NPT_NetworkInterface*& net_if) const
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144 {
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145 NPT_Result res;
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146 const NPT_SocketAddress* remote_addr = &m_RemoteAddr;
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147
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148 NPT_List<NPT_NetworkInterfaceAddress>::Iterator netaddr = net_if->GetAddresses().GetFirstItem();
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149 if (!netaddr) {
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150 return NPT_SUCCESS;
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151 }
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152
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153 // don't respond on loopback
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154 // windows media player on vista sends it's M-SEARCH to loopback interface if it's a local clients sometimes
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155 //if (net_if->GetFlags() & NPT_NETWORK_INTERFACE_FLAG_LOOPBACK) {
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156 // return NPT_SUCCESS;
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157 //}
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158
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159 NPT_SocketAddress local_addr((*netaddr).GetPrimaryAddress(), 0); // 1900?
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160 NPT_UdpSocket socket;
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161 //if (NPT_FAILED(res = socket.Bind(local_addr))) {
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162 // return res;
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163 //}
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164
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165 // get the output socket stream
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166 NPT_OutputStreamReference stream;
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167 if (NPT_FAILED(res = socket.GetOutputStream(stream))) {
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168 return res;
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169 }
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170
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171 NPT_HttpResponse response(200, "OK", NPT_HTTP_PROTOCOL_1_1);
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172
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173 // get location URL based on ip address of interface
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174 // by connecting, the kernel chooses which interface to use to route to the remote
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175 // this is the IP we should use in our Location
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176 if (NPT_FAILED(res = socket.Connect(m_RemoteAddr, 5000))) {
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177 return res;
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178 }
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179 NPT_SocketInfo info;
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180 socket.GetInfo(info);
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181
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182 // did we successfully connect and found out which interface is used?
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183 if (info.local_address.GetIpAddress().AsLong()) {
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184 // check that the interface the kernel chose matches the interface
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185 // we wanted to send on
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186 // FIXME: Should we fail instead and stop sending a response once we get NPT_SUCCESS?
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187 if (local_addr.GetIpAddress().AsLong() != info.local_address.GetIpAddress().AsLong()) {
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188 return NPT_SUCCESS;
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189 }
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190
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191 // already connected, so we don't need to specify where to go
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192 remote_addr = NULL;
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193 }
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194
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195 PLT_UPnPMessageHelper::SetLocation(response, m_Device->GetDescriptionUrl(local_addr.GetIpAddress().ToString()));
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196 PLT_UPnPMessageHelper::SetLeaseTime(response, (NPT_Timeout)((float)m_Device->GetLeaseTime()));
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197 PLT_UPnPMessageHelper::SetServer(response, NPT_HttpServer::m_ServerHeader, false);
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198 response.GetHeaders().SetHeader("EXT", "");
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199
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200 // process search response twice to be NMPR compliant
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201 NPT_CHECK_SEVERE(m_Device->SendSsdpSearchResponse(response, socket, m_ST, remote_addr));
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202 NPT_CHECK_SEVERE(m_Device->SendSsdpSearchResponse(response, socket, m_ST, remote_addr));
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203
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204 return NPT_SUCCESS;
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205 }
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206
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207 /*----------------------------------------------------------------------
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208 | PLT_SsdpDeviceSearchResponseTask::DoRun()
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209 +---------------------------------------------------------------------*/
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210 void
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211 PLT_SsdpDeviceSearchResponseTask::DoRun()
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212 {
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213 NPT_List<NPT_NetworkInterface*> if_list;
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214 NPT_CHECK_LABEL_WARNING(PLT_UPnPMessageHelper::GetNetworkInterfaces(if_list),
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215 done);
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216
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217 if_list.Apply(PLT_SsdpDeviceSearchResponseInterfaceIterator(
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218 m_Device,
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219 m_RemoteAddr,
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220 m_ST));
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221 if_list.Apply(NPT_ObjectDeleter<NPT_NetworkInterface>());
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222
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223 done:
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224 return;
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225 }
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226
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227 /*----------------------------------------------------------------------
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228 | PLT_SsdpAnnounceInterfaceIterator class
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229 +---------------------------------------------------------------------*/
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230 NPT_Result
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231 PLT_SsdpAnnounceInterfaceIterator::operator()(NPT_NetworkInterface*& net_if) const
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232 {
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233 // don't use this interface address if it's not broadcast capable
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234 if (m_Broadcast && !(net_if->GetFlags() & NPT_NETWORK_INTERFACE_FLAG_BROADCAST)) {
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235 return NPT_FAILURE;
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236 }
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237
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238 NPT_List<NPT_NetworkInterfaceAddress>::Iterator niaddr =
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239 net_if->GetAddresses().GetFirstItem();
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240 if (!niaddr) return NPT_FAILURE;
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241
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242 // Remove disconnected interfaces
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243 NPT_IpAddress addr = (*niaddr).GetPrimaryAddress();
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244 if (!addr.ToString().Compare("0.0.0.0")) return NPT_FAILURE;
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245
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246 NPT_HttpUrl url;
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247 NPT_UdpMulticastSocket multicast_socket;
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248 NPT_UdpSocket broadcast_socket;
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249 NPT_UdpSocket* socket;
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250
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251 if (m_Broadcast) {
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252 //url = NPT_HttpUrl("255.255.255.255", 1900, "*");
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253 url = NPT_HttpUrl((*niaddr).GetBroadcastAddress().ToString(), 1900, "*");
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254 socket = &broadcast_socket;
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255 } else {
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256 url = NPT_HttpUrl("239.255.255.250", 1900, "*");
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257 socket = &multicast_socket;
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258 NPT_CHECK_SEVERE(((NPT_UdpMulticastSocket*)socket)->SetInterface(addr));
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259 }
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260
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261 NPT_HttpRequest req(url, "NOTIFY", NPT_HTTP_PROTOCOL_1_1);
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262 PLT_HttpHelper::SetHost(req, "239.255.255.250:1900");
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263
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264 // put a location only if alive message
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265 if (m_IsByeBye == false) {
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266 PLT_UPnPMessageHelper::SetLocation(req, m_Device->GetDescriptionUrl(addr.ToString()));
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267 }
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268
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269 NPT_CHECK_SEVERE(m_Device->Announce(req, *socket, m_IsByeBye));
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270 NPT_CHECK_SEVERE(m_Device->Announce(req, *socket, m_IsByeBye));
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271
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272 return NPT_SUCCESS;
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273 }
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274
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275 /*----------------------------------------------------------------------
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276 | PLT_SsdpDeviceAnnounceUnicastTask::DoRun
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277 +---------------------------------------------------------------------*/
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278 void
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279 PLT_SsdpDeviceAnnounceTask::DoRun()
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280 {
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281 NPT_Result res = NPT_SUCCESS;
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282 NPT_List<NPT_NetworkInterface*> if_list;
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283
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284 while (1) {
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285 NPT_CHECK_LABEL_FATAL(PLT_UPnPMessageHelper::GetNetworkInterfaces(if_list),
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286 cleanup);
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287
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288 // if we're announcing our arrival, sends a byebye first (NMPR compliance)
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289 if (m_IsByeByeFirst == true) {
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290 m_IsByeByeFirst = false;
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291 res = if_list.Apply(PLT_SsdpAnnounceInterfaceIterator(m_Device, true, m_IsBroadcast));
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292 if (NPT_FAILED(res)) goto cleanup;
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293
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294 // schedule to announce alive in 300 ms
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295 if (NPT_FAILED(res) || IsAborting((NPT_Timeout)300)) break;
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296 }
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297
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298 res = if_list.Apply(PLT_SsdpAnnounceInterfaceIterator(m_Device, false, m_IsBroadcast));
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299
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300 cleanup:
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301 if_list.Apply(NPT_ObjectDeleter<NPT_NetworkInterface>());
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302 if_list.Clear();
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303
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304 if (NPT_FAILED(res) || IsAborting(m_Repeat.m_Seconds*1000)) break;
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305 };
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306 }
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307
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308 /*----------------------------------------------------------------------
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309 | PLT_SsdpListenTask::DoInit
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310 +---------------------------------------------------------------------*/
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311 void
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312 PLT_SsdpListenTask::DoInit()
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313 {
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314 if (m_IsMulticast) {
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315 NPT_List<NPT_NetworkInterface*> if_list;
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316 NPT_CHECK_LABEL_FATAL(PLT_UPnPMessageHelper::GetNetworkInterfaces(if_list),
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317 done);
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318
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319 /* Join multicast group for every interface we found */
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320 if_list.ApplyUntil(
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321 PLT_SsdpInitMulticastIterator((NPT_UdpMulticastSocket*)m_Socket),
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322 NPT_UntilResultNotEquals(NPT_SUCCESS));
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323
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324 if_list.Apply(NPT_ObjectDeleter<NPT_NetworkInterface>());
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325 }
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326
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327 done:
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328 return;
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329 }
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330
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331 /*----------------------------------------------------------------------
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fraserofthenight
parents:
diff changeset
332 | PLT_SsdpListenTask::GetInputStream
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fraserofthenight
parents:
diff changeset
333 +---------------------------------------------------------------------*/
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fraserofthenight
parents:
diff changeset
334 NPT_Result
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fraserofthenight
parents:
diff changeset
335 PLT_SsdpListenTask::GetInputStream(NPT_InputStreamReference& stream)
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fraserofthenight
parents:
diff changeset
336 {
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fraserofthenight
parents:
diff changeset
337 if (!m_Datagram.IsNull()) {
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fraserofthenight
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diff changeset
338 stream = m_Datagram;
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parents:
diff changeset
339 return NPT_SUCCESS;
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fraserofthenight
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diff changeset
340 } else {
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fraserofthenight
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diff changeset
341 NPT_InputStreamReference input_stream;
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fraserofthenight
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342 NPT_Result res = m_Socket->GetInputStream(input_stream);
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fraserofthenight
parents:
diff changeset
343 if (NPT_FAILED(res)) {
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344 return res;
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fraserofthenight
parents:
diff changeset
345 }
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fraserofthenight
parents:
diff changeset
346 // for datagrams, we can't simply write to the socket directly
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fraserofthenight
parents:
diff changeset
347 // we need to write into a datagramstream (buffer) that redirects to the real stream when flushed
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348 m_Datagram = new PLT_InputDatagramStream((NPT_UdpSocket*)m_Socket);
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349 stream = m_Datagram;
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diff changeset
350 return NPT_SUCCESS;
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fraserofthenight
parents:
diff changeset
351 }
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
352 }
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fraserofthenight
parents:
diff changeset
353
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
354 /*----------------------------------------------------------------------
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fraserofthenight
parents:
diff changeset
355 | PLT_SsdpListenTask::GetInfo
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fraserofthenight
parents:
diff changeset
356 +---------------------------------------------------------------------*/
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fraserofthenight
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diff changeset
357 NPT_Result
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fraserofthenight
parents:
diff changeset
358 PLT_SsdpListenTask::GetInfo(NPT_SocketInfo& info)
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fraserofthenight
parents:
diff changeset
359 {
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fraserofthenight
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360 if (m_Datagram.IsNull()) return NPT_FAILURE;
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fraserofthenight
parents:
diff changeset
361 return m_Datagram->GetInfo(info);
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fraserofthenight
parents:
diff changeset
362 }
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fraserofthenight
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diff changeset
363
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
364 /*----------------------------------------------------------------------
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fraserofthenight
parents:
diff changeset
365 | PLT_SsdpListenTask::ProcessRequest
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fraserofthenight
parents:
diff changeset
366 +---------------------------------------------------------------------*/
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fraserofthenight
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diff changeset
367 NPT_Result
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fraserofthenight
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diff changeset
368 PLT_SsdpListenTask::ProcessRequest(NPT_HttpRequest& request,
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369 const NPT_HttpRequestContext& context,
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370 NPT_HttpResponse*& response,
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fraserofthenight
parents:
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371 bool& headers_only)
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fraserofthenight
parents:
diff changeset
372 {
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fraserofthenight
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373 NPT_COMPILER_UNUSED(headers_only);
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fraserofthenight
parents:
diff changeset
374
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fraserofthenight
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375 NPT_AutoLock lock(m_Mutex);
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fraserofthenight
parents:
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376 m_Listeners.Apply(PLT_SsdpPacketListenerIterator(request, context));
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fraserofthenight
parents:
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377
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fraserofthenight
parents:
diff changeset
378 // set response to NULL since we don't have anything to respond
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fraserofthenight
parents:
diff changeset
379 // as we use a separate task to respond with ssdp
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fraserofthenight
parents:
diff changeset
380 response = NULL;
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fraserofthenight
parents:
diff changeset
381 return NPT_SUCCESS;
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
382 }
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
383
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
384 /*----------------------------------------------------------------------
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
385 | PLT_SsdpSearchTask::PLT_SsdpSearchTask
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fraserofthenight
parents:
diff changeset
386 +---------------------------------------------------------------------*/
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
387 PLT_SsdpSearchTask::PLT_SsdpSearchTask(NPT_UdpSocket* socket,
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fraserofthenight
parents:
diff changeset
388 PLT_SsdpSearchResponseListener* listener,
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
389 NPT_HttpRequest* request,
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
390 NPT_Timeout timeout,
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
391 bool repeat /* = true */) :
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
392 m_Listener(listener),
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
393 m_Request(request),
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
394 m_Timeout(timeout),
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fraserofthenight
parents:
diff changeset
395 m_Repeat(repeat),
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fraserofthenight
parents:
diff changeset
396 m_Socket(socket)
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
397 {
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
398 m_Socket->SetReadTimeout(timeout);
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
399 m_Socket->SetWriteTimeout(10000);
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
400 }
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
401
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
402 /*----------------------------------------------------------------------
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
403 | PLT_SsdpSearchTask::~PLT_SsdpSearchTask
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
404 +---------------------------------------------------------------------*/
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
405 PLT_SsdpSearchTask::~PLT_SsdpSearchTask()
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
406 {
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
407 delete m_Socket;
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
408 delete m_Request;
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
409 }
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
410
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
411 /*----------------------------------------------------------------------
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
412 | PLT_HttpServerSocketTask::DoAbort
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
413 +---------------------------------------------------------------------*/
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
414 void
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
415 PLT_SsdpSearchTask::DoAbort()
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
416 {
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
417 m_Socket->Disconnect();
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
418 }
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
419
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
420 /*----------------------------------------------------------------------
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
421 | PLT_HttpServerSocketTask::DoRun
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
422 +---------------------------------------------------------------------*/
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
423 void
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
424 PLT_SsdpSearchTask::DoRun()
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
425 {
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
426 NPT_HttpResponse* response = NULL;
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
427 PLT_HttpClient client;
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
428 NPT_Timeout timeout = 30;
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
429 NPT_HttpRequestContext context;
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
430
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
431 do {
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
432 // get the address of the server
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
433 NPT_IpAddress server_address;
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
434 NPT_CHECK_LABEL_SEVERE(server_address.ResolveName(
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
435 m_Request->GetUrl().GetHost(),
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
436 timeout),
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
437 done);
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
438 NPT_SocketAddress address(server_address,
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
439 m_Request->GetUrl().GetPort());
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
440
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
441 // send 2 requests in a row
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
442 NPT_OutputStreamReference output_stream(
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
443 new PLT_OutputDatagramStream(m_Socket,
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
444 4096,
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
445 &address));
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
446 NPT_CHECK_LABEL_SEVERE(client.SendRequest(
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
447 output_stream,
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
448 *m_Request),
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
449 done);
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
450 NPT_CHECK_LABEL_SEVERE(client.SendRequest(
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
451 output_stream,
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
452 *m_Request),
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
453 done);
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
454 output_stream = NULL;
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
455
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
456 // keep track of when we sent the request
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
457 NPT_TimeStamp last_send;
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
458 NPT_System::GetCurrentTimeStamp(last_send);
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
459
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
460 while (!IsAborting(0)) {
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
461 // read response
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
462 PLT_InputDatagramStreamReference input_stream(
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
463 new PLT_InputDatagramStream(m_Socket));
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
464
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
465 NPT_InputStreamReference stream = input_stream;
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
466 NPT_Result res = client.WaitForResponse(stream,
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
467 *m_Request,
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
468 context,
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
469 response);
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
470 // callback to process response
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
471 if (NPT_SUCCEEDED(res)) {
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
472 // get source info
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
473 NPT_SocketInfo info;
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
474 input_stream->GetInfo(info);
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
475
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
476 context.SetLocalAddress(info.local_address);
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
477 context.SetRemoteAddress(info.remote_address);
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
478
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
479 // process response
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
480 ProcessResponse(NPT_SUCCESS, m_Request, context, response);
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
481 delete response;
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
482 response = NULL;
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
483 } else if (res != NPT_ERROR_TIMEOUT) {
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
484 NPT_LOG_WARNING_1("PLT_SsdpSearchTask got an error (%d) waiting for response", res);
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
485 }
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
486
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
487 input_stream = NULL;
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
488
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
489 // check if it's time to resend request
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
490 NPT_TimeStamp now;
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
491 NPT_System::GetCurrentTimeStamp(now);
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
492 if (now >= last_send + (long)m_Timeout/1000)
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
493 break;
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
494 }
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
495 } while (!IsAborting(0) && m_Repeat);
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
496
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
497 done:
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
498 return;
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
499 }
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
500
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
501 /*----------------------------------------------------------------------
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
502 | PLT_CtrlPointGetDescriptionTask::ProcessResponse
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
503 +---------------------------------------------------------------------*/
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
parents:
diff changeset
504 NPT_Result
3425707ddbf6 Initial import (hopefully this mercurial stuff works...)
fraserofthenight
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505 PLT_SsdpSearchTask::ProcessResponse(NPT_Result res,
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506 NPT_HttpRequest* request,
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507 const NPT_HttpRequestContext& context,
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508 NPT_HttpResponse* response)
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509 {
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510 NPT_COMPILER_UNUSED(request);
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511 return m_Listener->ProcessSsdpSearchResponse(res, context, response);
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512 }