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annotate deps/Platinum/Source/Core/PltUPnPHelper.h @ 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 - UPnP Helper
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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 #ifndef _PLT_UPNP_HELPER_H_
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35 #define _PLT_UPNP_HELPER_H_
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36
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37 /*----------------------------------------------------------------------
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38 | includes
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39 +---------------------------------------------------------------------*/
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40 #include "Neptune.h"
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41
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42 /*----------------------------------------------------------------------
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43 | NPT_StringFinder
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44 +---------------------------------------------------------------------*/
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45 class NPT_StringFinder
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46 {
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47 public:
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48 // methods
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49 NPT_StringFinder(const char* value) : m_Value(value) {}
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50 virtual ~NPT_StringFinder() {}
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51 bool operator()(const NPT_String* const & value) const {
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52 return value->Compare(m_Value) ? false : true;
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53 }
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54 bool operator()(const NPT_String& value) const {
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55 return value.Compare(m_Value) ? false : true;
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56 }
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57
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58 private:
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59 // members
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60 NPT_String m_Value;
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61 };
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62
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63 /*----------------------------------------------------------------------
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64 | PLT_UPnPMessageHelper class
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65 +---------------------------------------------------------------------*/
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66 class PLT_UPnPMessageHelper
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67 {
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68 public:
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69 // methods
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70 static const NPT_String* GetST(NPT_HttpMessage& message) {
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71 return message.GetHeaders().GetHeaderValue("ST");
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72 }
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73 static NPT_Result SetST(NPT_HttpMessage& message,
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74 const char* st) {
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75 return message.GetHeaders().SetHeader("ST", st);
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76 }
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77 static const NPT_String* GetNT(NPT_HttpMessage& message) {
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78 return message.GetHeaders().GetHeaderValue("NT");
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79 }
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80 static NPT_Result SetNT(NPT_HttpMessage& message,
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81 const char* nt) {
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82 return message.GetHeaders().SetHeader("NT", nt);
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83 }
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84 static const NPT_String* GetNTS(NPT_HttpMessage& message) {
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85 return message.GetHeaders().GetHeaderValue("NTS");
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86 }
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87 static NPT_Result SetNTS(NPT_HttpMessage& message,
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88 const char* nts) {
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89 return message.GetHeaders().SetHeader("NTS", nts);
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90 }
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91 static const NPT_String* GetMAN(NPT_HttpMessage& message) {
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92 return message.GetHeaders().GetHeaderValue("MAN");
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93 }
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94 static NPT_Result SetMAN(NPT_HttpMessage& message,
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95 const char* man) {
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96 return message.GetHeaders().SetHeader("MAN", man);
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97 }
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98 static const NPT_String* GetLocation(NPT_HttpMessage& message) {
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99 return message.GetHeaders().GetHeaderValue("LOCATION");
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100 }
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101 static NPT_Result SetLocation(NPT_HttpMessage& message,
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102 const char* location) {
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103 return message.GetHeaders().SetHeader("LOCATION", location);
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104 }
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105 static const NPT_String* GetServer(NPT_HttpMessage& message) {
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106 return message.GetHeaders().GetHeaderValue(NPT_HTTP_HEADER_SERVER);
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107 }
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108 static NPT_Result SetServer(NPT_HttpMessage& message,
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109 const char* server,
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110 bool replace = true) {
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111 return message.GetHeaders().SetHeader(
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112 NPT_HTTP_HEADER_SERVER,
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113 server,
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114 replace);
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115 }
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116 static const NPT_String* GetUSN(NPT_HttpMessage& message) {
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117 return message.GetHeaders().GetHeaderValue("USN");
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118 }
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119 static NPT_Result SetUSN(NPT_HttpMessage& message,
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120 const char* usn) {
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121 return message.GetHeaders().SetHeader("USN", usn);
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122 }
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123 static const NPT_String* GetCallbacks(NPT_HttpMessage& message) {
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124 return message.GetHeaders().GetHeaderValue("CALLBACK");
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125 }
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126 static NPT_Result SetCallbacks(NPT_HttpMessage& message,
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127 const char* callbacks) {
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128 return message.GetHeaders().SetHeader("CALLBACK", callbacks);
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129 }
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130 static const NPT_String* GetSID(NPT_HttpMessage& message) {
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131 return message.GetHeaders().GetHeaderValue("SID");
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132 }
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133 static NPT_Result SetSID(NPT_HttpMessage& message,
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134 const char* sid) {
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135 return message.GetHeaders().SetHeader("SID", sid);
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136 }
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137 static NPT_Result GetLeaseTime(NPT_HttpMessage& message,
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138 NPT_Timeout& value) {
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139 value = 0;
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140 const NPT_String* cc =
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141 message.GetHeaders().GetHeaderValue("CACHE-CONTROL");
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142 NPT_CHECK_POINTER(cc);
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143 return ExtractLeaseTime(*cc, value);
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144 }
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145 static NPT_Result SetLeaseTime(NPT_HttpMessage& message,
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146 const NPT_Timeout lease) {
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147 return message.GetHeaders().SetHeader(
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148 "CACHE-CONTROL",
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149 "max-age="+NPT_String::FromInteger(lease));
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150 }
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151 static NPT_Result GetTimeOut(NPT_HttpMessage& message,
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152 NPT_Int32& value) {
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153 value = 0;
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154 const NPT_String* timeout =
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155 message.GetHeaders().GetHeaderValue("TIMEOUT");
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156 NPT_CHECK_POINTER(timeout);
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157 return ExtractTimeOut(*timeout, value);
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158 }
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159 static NPT_Result SetTimeOut(NPT_HttpMessage& message,
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160 const NPT_Int32 timeout) {
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161 if (timeout >= 0) {
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162 return message.GetHeaders().SetHeader(
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163 "TIMEOUT",
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164 "Second-"+NPT_String::FromInteger(timeout));
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165 } else {
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166 return message.GetHeaders().SetHeader(
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167 "TIMEOUT", "Second-infinite");
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168 }
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169 }
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170 static NPT_Result GetMX(NPT_HttpMessage& message,
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171 NPT_UInt32& value) {
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172 value = 0;
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173 const NPT_String* mx =
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174 message.GetHeaders().GetHeaderValue("MX");
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175 NPT_CHECK_POINTER(mx);
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176 return NPT_ParseInteger32U(*mx, value);
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177 }
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178 static NPT_Result SetMX(NPT_HttpMessage& message,
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179 const NPT_UInt32 mx) {
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180 return message.GetHeaders().SetHeader(
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181 "MX",
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182 NPT_String::FromInteger(mx));
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183 }
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184 static NPT_Result GetSeq(NPT_HttpMessage& message,
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185 NPT_UInt32& value) {
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186 value = 0;
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187 const NPT_String* seq =
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188 message.GetHeaders().GetHeaderValue("SEQ");
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189 NPT_CHECK_POINTER(seq);
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190 return NPT_ParseInteger32U(*seq, value);
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191 }
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192 static NPT_Result SetSeq(NPT_HttpMessage& message,
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193 const NPT_UInt32 seq) {
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194 return message.GetHeaders().SetHeader(
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195 "SEQ",
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196 NPT_String::FromInteger(seq));
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197 }
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198 static const char* GenerateUUID(int count,
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199 NPT_String& uuid) {
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200 uuid = "";
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201 for (int i=0;i<(count<100?count:100);i++) {
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202 int random = NPT_System::GetRandomInteger();
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203 uuid += (char)((random % 25) + 66);
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204 }
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205 return uuid;
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206 }
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207 static const char* GenerateGUID(NPT_String& guid) {
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208 guid = "";
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209 for (int i=0;i<32;i++) {
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210 char nibble = (char)(NPT_System::GetRandomInteger() % 16);
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211 guid += (nibble < 10) ? ('0' + nibble) : ('a' + (nibble-10));
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212 if (i == 7 || i == 11 || i == 15 || i == 19) {
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213 guid += '-';
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214 }
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215 }
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216 return guid;
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217 }
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218 static NPT_Result ExtractLeaseTime(const char* cache_control,
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219 NPT_Timeout& lease) {
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220 int value;
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221 if (cache_control &&
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222 sscanf(cache_control, "max-age=%d", &value) == 1) {
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223 lease = value;
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224 return NPT_SUCCESS;
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225 }
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226 return NPT_FAILURE;
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227 }
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228 static NPT_Result ExtractTimeOut(const char* timeout,
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229 NPT_Int32& len) {
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230 NPT_String temp = timeout;
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231 if (temp.CompareN("Second-", 7, true)) {
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232 return NPT_ERROR_INVALID_FORMAT;
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233 }
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234
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235 if (temp.Compare("Second-infinite", true) == 0) {
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236 len = NPT_TIMEOUT_INFINITE;
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237 return NPT_SUCCESS;
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238 }
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239 return temp.SubString(7).ToInteger(len);
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240 }
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241 static NPT_Result GetIPAddresses(NPT_List<NPT_String>& ips) {
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242 NPT_List<NPT_NetworkInterface*> if_list;
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243 NPT_CHECK(NPT_NetworkInterface::GetNetworkInterfaces(if_list));
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244
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245 NPT_List<NPT_NetworkInterface*>::Iterator iface =
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246 if_list.GetFirstItem();
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247 while (iface) {
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248 NPT_String ip =
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249 (*(*iface)->GetAddresses().GetFirstItem()).GetPrimaryAddress().ToString();
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250 if (ip.Compare("0.0.0.0") && ip.Compare("127.0.0.1")) {
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251 ips.Add(ip);
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252 }
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253 ++iface;
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254 }
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255
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256 if (ips.GetItemCount() == 0) {
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257 ips.Add("127.0.0.1");
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258 }
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259
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260 if_list.Apply(NPT_ObjectDeleter<NPT_NetworkInterface>());
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261 return NPT_SUCCESS;
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262 }
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263
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264 static NPT_Result GetNetworkInterfaces(NPT_List<NPT_NetworkInterface*>& if_list,
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265 bool with_localhost = false) {
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266 NPT_CHECK(_GetNetworkInterfaces(if_list, false));
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267
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268 // if no valid interfaces or if requested, add localhost capable interface
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269 if (if_list.GetItemCount() == 0 || with_localhost) {
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270 NPT_CHECK(_GetNetworkInterfaces(if_list, true));
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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 private:
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276
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277 static NPT_Result _GetNetworkInterfaces(NPT_List<NPT_NetworkInterface*>& if_list,
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278 bool only_localhost = false) {
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279 NPT_List<NPT_NetworkInterface*> _if_list;
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280 NPT_CHECK(NPT_NetworkInterface::GetNetworkInterfaces(_if_list));
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281
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282 NPT_NetworkInterface* iface;
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283 while (NPT_SUCCEEDED(_if_list.PopHead(iface))) {
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284 NPT_String ip =
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285 iface->GetAddresses().GetFirstItem()->GetPrimaryAddress().ToString();
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286 if (ip.Compare("0.0.0.0") &&
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287 ((!only_localhost && ip.Compare("127.0.0.1")) ||
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288 (only_localhost && !ip.Compare("127.0.0.1")))) {
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289 if_list.Add(iface);
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290
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291 // add localhost only once
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292 if (only_localhost) break;
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293 } else {
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294 delete iface;
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295 }
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296 }
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297
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298 // cleanup any remaining items in list if we breaked early
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299 _if_list.Apply(NPT_ObjectDeleter<NPT_NetworkInterface>());
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300 return NPT_SUCCESS;
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301 }
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302
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303 NPT_String HttpServerHeader;
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304 };
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305
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306 #endif /* _PLT_UPNP_HELPER_H_ */