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Posted to commits@mesos.apache.org by gi...@apache.org on 2017/07/28 16:06:36 UTC
[47/51] [partial] mesos-site git commit: Updated the website built
from mesos SHA: d724747.
http://git-wip-us.apache.org/repos/asf/mesos-site/blob/ba48e30e/content/api/latest/c++/3rdparty_2stout_2include_2stout_2ip_8hpp_source.html
----------------------------------------------------------------------
diff --git a/content/api/latest/c++/3rdparty_2stout_2include_2stout_2ip_8hpp_source.html b/content/api/latest/c++/3rdparty_2stout_2include_2stout_2ip_8hpp_source.html
index 0d76bbf..9ecf305 100644
--- a/content/api/latest/c++/3rdparty_2stout_2include_2stout_2ip_8hpp_source.html
+++ b/content/api/latest/c++/3rdparty_2stout_2include_2stout_2ip_8hpp_source.html
@@ -107,22 +107,22 @@
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> </div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="preprocessor">#include <<a class="code" href="abort_8hpp.html">stout/abort.hpp</a>></span></div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="preprocessor">#include <<a class="code" href="bits_8hpp.html">stout/bits.hpp</a>></span></div>
-<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="preprocessor">#include <<a class="code" href="error_8hpp.html">stout/error.hpp</a>></span></div>
-<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="preprocessor">#include <<a class="code" href="none_8hpp.html">stout/none.hpp</a>></span></div>
-<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="preprocessor">#include <<a class="code" href="numify_8hpp.html">stout/numify.hpp</a>></span></div>
-<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="preprocessor">#include <<a class="code" href="option_8hpp.html">stout/option.hpp</a>></span></div>
-<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="preprocessor">#include <<a class="code" href="strerror_8hpp.html">stout/os/strerror.hpp</a>></span></div>
-<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="preprocessor">#include <<a class="code" href="result_8hpp.html">stout/result.hpp</a>></span></div>
-<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="preprocessor">#include <<a class="code" href="stringify_8hpp.html">stout/stringify.hpp</a>></span></div>
-<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="preprocessor">#include <<a class="code" href="strings_8hpp.html">stout/strings.hpp</a>></span></div>
-<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="preprocessor">#include <<a class="code" href="try_8hpp.html">stout/try.hpp</a>></span></div>
-<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="preprocessor">#include <<a class="code" href="unreachable_8hpp.html">stout/unreachable.hpp</a>></span></div>
-<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div>
-<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="preprocessor">#ifdef __WINDOWS__</span></div>
-<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="preprocessor"></span><span class="preprocessor">#include <<a class="code" href="3rdparty_2stout_2include_2stout_2windows_8hpp.html">stout/windows.hpp</a>></span></div>
-<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="preprocessor">#endif // __WINDOWS__</span></div>
-<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="preprocessor"></span></div>
-<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> </div>
+<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="preprocessor">#include <<a class="code" href="stout_2include_2stout_2check_8hpp.html">stout/check.hpp</a>></span></div>
+<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="preprocessor">#include <<a class="code" href="error_8hpp.html">stout/error.hpp</a>></span></div>
+<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="preprocessor">#include <<a class="code" href="none_8hpp.html">stout/none.hpp</a>></span></div>
+<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="preprocessor">#include <<a class="code" href="numify_8hpp.html">stout/numify.hpp</a>></span></div>
+<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="preprocessor">#include <<a class="code" href="option_8hpp.html">stout/option.hpp</a>></span></div>
+<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="preprocessor">#include <<a class="code" href="strerror_8hpp.html">stout/os/strerror.hpp</a>></span></div>
+<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="preprocessor">#include <<a class="code" href="result_8hpp.html">stout/result.hpp</a>></span></div>
+<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="preprocessor">#include <<a class="code" href="stringify_8hpp.html">stout/stringify.hpp</a>></span></div>
+<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="preprocessor">#include <<a class="code" href="strings_8hpp.html">stout/strings.hpp</a>></span></div>
+<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="preprocessor">#include <<a class="code" href="try_8hpp.html">stout/try.hpp</a>></span></div>
+<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="preprocessor">#include <<a class="code" href="unreachable_8hpp.html">stout/unreachable.hpp</a>></span></div>
+<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> </div>
+<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="preprocessor">#ifdef __WINDOWS__</span></div>
+<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="preprocessor"></span><span class="preprocessor">#include <<a class="code" href="3rdparty_2stout_2include_2stout_2windows_8hpp.html">stout/windows.hpp</a>></span></div>
+<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="preprocessor">#endif // __WINDOWS__</span></div>
+<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00072"></a><span class="lineno"><a class="line" href="namespacenet.html"> 72</a></span> <span class="keyword">namespace </span>net {</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> </div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="comment">// Represents an IP.</span></div>
@@ -146,64 +146,64 @@
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="comment">// Creates an IP from struct in_addr. Note that by standard, struct</span></div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="comment">// in_addr stores the IP address in network order.</span></div>
<div class="line"><a name="l00094"></a><span class="lineno"><a class="line" href="classnet_1_1IP.html#a59c961e993728ab3dc969249ca610417"> 94</a></span>  <span class="keyword">explicit</span> <a class="code" href="classnet_1_1IP.html#a59c961e993728ab3dc969249ca610417">IP</a>(<span class="keyword">const</span> <span class="keyword">struct</span> in_addr& _storage)</div>
-<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  : family_(AF_INET)</div>
+<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  : <a class="code" href="classnet_1_1IP.html#a2fcfd1d865b24dcad9e54ac322382482">family_</a>(AF_INET)</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  {</div>
-<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  clear();</div>
-<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  storage_.in_ = _storage;</div>
+<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <a class="code" href="classnet_1_1IP.html#a8834a1d831e2616dd7aee4308762dc3f">clear</a>();</div>
+<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <a class="code" href="classnet_1_1IP.html#a7e74f45d072e8870208e67237e55c962">storage_</a>.<a class="code" href="unionnet_1_1IP_1_1Storage.html#a67ec8da858494ad0e43427ddf4816e77">in_</a> = _storage;</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  }</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> </div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="comment">// Creates an IP from struct in6_addr. Note that by standard, struct</span></div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="comment">// in_addr stores the IP address in network order.</span></div>
<div class="line"><a name="l00103"></a><span class="lineno"><a class="line" href="classnet_1_1IP.html#a574d9ab0029b8d131dab5b2a494c6fd2"> 103</a></span>  <span class="keyword">explicit</span> <a class="code" href="classnet_1_1IP.html#a574d9ab0029b8d131dab5b2a494c6fd2">IP</a>(<span class="keyword">const</span> <span class="keyword">struct</span> in6_addr& _storage)</div>
-<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  : family_(AF_INET6)</div>
+<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  : <a class="code" href="classnet_1_1IP.html#a2fcfd1d865b24dcad9e54ac322382482">family_</a>(AF_INET6)</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  {</div>
-<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  clear();</div>
-<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  storage_.in6_ = _storage;</div>
+<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <a class="code" href="classnet_1_1IP.html#a8834a1d831e2616dd7aee4308762dc3f">clear</a>();</div>
+<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <a class="code" href="classnet_1_1IP.html#a7e74f45d072e8870208e67237e55c962">storage_</a>.<a class="code" href="unionnet_1_1IP_1_1Storage.html#a93f0b9e5b72502bdf770f9ca2cf5a959">in6_</a> = _storage;</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  }</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> </div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="comment">// Creates an IP from a 32 bit unsigned integer. Note that the</span></div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="comment">// integer stores the IP address in host order.</span></div>
<div class="line"><a name="l00112"></a><span class="lineno"><a class="line" href="classnet_1_1IP.html#a24fde6c74bb2f48af330048fb4740408"> 112</a></span>  <span class="keyword">explicit</span> <a class="code" href="classnet_1_1IP.html#a24fde6c74bb2f48af330048fb4740408">IP</a>(uint32_t _ip)</div>
-<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  : family_(AF_INET)</div>
+<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  : <a class="code" href="classnet_1_1IP.html#a2fcfd1d865b24dcad9e54ac322382482">family_</a>(AF_INET)</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  {</div>
-<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  clear();</div>
-<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  storage_.in_.s_addr = htonl(_ip);</div>
+<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <a class="code" href="classnet_1_1IP.html#a8834a1d831e2616dd7aee4308762dc3f">clear</a>();</div>
+<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <a class="code" href="classnet_1_1IP.html#a7e74f45d072e8870208e67237e55c962">storage_</a>.<a class="code" href="unionnet_1_1IP_1_1Storage.html#a67ec8da858494ad0e43427ddf4816e77">in_</a>.s_addr = htonl(_ip);</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  }</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span> </div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="comment">// Returns the family type.</span></div>
<div class="line"><a name="l00120"></a><span class="lineno"><a class="line" href="classnet_1_1IP.html#ac7007d7cc8e87925e19d60515bf28c03"> 120</a></span>  <span class="keywordtype">int</span> <a class="code" href="classnet_1_1IP.html#ac7007d7cc8e87925e19d60515bf28c03">family</a>()<span class="keyword"> const</span></div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> <span class="keyword"> </span>{</div>
-<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordflow">return</span> family_;</div>
+<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordflow">return</span> <a class="code" href="classnet_1_1IP.html#a2fcfd1d865b24dcad9e54ac322382482">family_</a>;</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  }</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> </div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="comment">// Returns the struct in_addr storage.</span></div>
<div class="line"><a name="l00126"></a><span class="lineno"><a class="line" href="classnet_1_1IP.html#a9b2b8da4b79c15e6632a9305a3d4c7cb"> 126</a></span>  <a class="code" href="classTry.html">Try<struct in_addr></a> <a class="code" href="classnet_1_1IP.html#a9b2b8da4b79c15e6632a9305a3d4c7cb">in</a>()<span class="keyword"> const</span></div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span> <span class="keyword"> </span>{</div>
-<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keywordflow">if</span> (family_ == AF_INET) {</div>
-<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keywordflow">return</span> storage_.in_;</div>
+<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keywordflow">if</span> (<a class="code" href="classnet_1_1IP.html#a2fcfd1d865b24dcad9e54ac322382482">family_</a> == AF_INET) {</div>
+<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keywordflow">return</span> <a class="code" href="classnet_1_1IP.html#a7e74f45d072e8870208e67237e55c962">storage_</a>.<a class="code" href="unionnet_1_1IP_1_1Storage.html#a67ec8da858494ad0e43427ddf4816e77">in_</a>;</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  } <span class="keywordflow">else</span> {</div>
-<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keywordflow">return</span> <a class="code" href="classError.html">Error</a>(<span class="stringliteral">"Cannot create in_addr from family: "</span> + <a class="code" href="namespacens.html#a28116b46e6543597a11733424cd1aa20">stringify</a>(family_));</div>
+<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keywordflow">return</span> <a class="code" href="classError.html">Error</a>(<span class="stringliteral">"Cannot create in_addr from family: "</span> + <a class="code" href="namespacens.html#a28116b46e6543597a11733424cd1aa20">stringify</a>(<a class="code" href="classnet_1_1IP.html#a2fcfd1d865b24dcad9e54ac322382482">family_</a>));</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  }</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  }</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> </div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="comment">// Returns the struct in6_addr storage.</span></div>
<div class="line"><a name="l00136"></a><span class="lineno"><a class="line" href="classnet_1_1IP.html#ad81fc914433c4874645a406471f57b34"> 136</a></span>  <a class="code" href="classTry.html">Try<struct in6_addr></a> <a class="code" href="classnet_1_1IP.html#ad81fc914433c4874645a406471f57b34">in6</a>()<span class="keyword"> const</span></div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="keyword"> </span>{</div>
-<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordflow">if</span> (family_ == AF_INET6) {</div>
-<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keywordflow">return</span> storage_.in6_;</div>
+<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordflow">if</span> (<a class="code" href="classnet_1_1IP.html#a2fcfd1d865b24dcad9e54ac322382482">family_</a> == AF_INET6) {</div>
+<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keywordflow">return</span> <a class="code" href="classnet_1_1IP.html#a7e74f45d072e8870208e67237e55c962">storage_</a>.<a class="code" href="unionnet_1_1IP_1_1Storage.html#a93f0b9e5b72502bdf770f9ca2cf5a959">in6_</a>;</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  } <span class="keywordflow">else</span> {</div>
-<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keywordflow">return</span> <a class="code" href="classError.html">Error</a>(<span class="stringliteral">"Cannot create in6_addr from family: "</span> + <a class="code" href="namespacens.html#a28116b46e6543597a11733424cd1aa20">stringify</a>(family_));</div>
+<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keywordflow">return</span> <a class="code" href="classError.html">Error</a>(<span class="stringliteral">"Cannot create in6_addr from family: "</span> + <a class="code" href="namespacens.html#a28116b46e6543597a11733424cd1aa20">stringify</a>(<a class="code" href="classnet_1_1IP.html#a2fcfd1d865b24dcad9e54ac322382482">family_</a>));</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  }</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  }</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> </div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="comment">// Checks if this IP is for loopback (e.g., INADDR_LOOPBACK).</span></div>
<div class="line"><a name="l00146"></a><span class="lineno"><a class="line" href="classnet_1_1IP.html#aa7fa7dfc2b72525f0a86a07b03e8ca3e"> 146</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classnet_1_1IP.html#aa7fa7dfc2b72525f0a86a07b03e8ca3e">isLoopback</a>()<span class="keyword"> const</span></div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="keyword"> </span>{</div>
-<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keywordflow">switch</span> (family_) {</div>
+<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keywordflow">switch</span> (<a class="code" href="classnet_1_1IP.html#a2fcfd1d865b24dcad9e54ac322382482">family_</a>) {</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keywordflow">case</span> AF_INET:</div>
-<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keywordflow">return</span> storage_.in_.s_addr == htonl(INADDR_LOOPBACK);</div>
+<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keywordflow">return</span> <a class="code" href="classnet_1_1IP.html#a7e74f45d072e8870208e67237e55c962">storage_</a>.<a class="code" href="unionnet_1_1IP_1_1Storage.html#a67ec8da858494ad0e43427ddf4816e77">in_</a>.s_addr == htonl(INADDR_LOOPBACK);</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keywordflow">case</span> AF_INET6:</div>
-<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keywordflow">return</span> !memcmp(&storage_.in6_.s6_addr, &in6addr_loopback.s6_addr, 16);</div>
+<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keywordflow">return</span> !memcmp(&<a class="code" href="classnet_1_1IP.html#a7e74f45d072e8870208e67237e55c962">storage_</a>.<a class="code" href="unionnet_1_1IP_1_1Storage.html#a93f0b9e5b72502bdf770f9ca2cf5a959">in6_</a>.s6_addr, &in6addr_loopback.s6_addr, 16);</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <a class="code" href="unreachable_8hpp.html#a0bc63b24b654ca433be7b97a3edde132">UNREACHABLE</a>();</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  }</div>
@@ -212,11 +212,11 @@
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="comment">// Checks if this IP is for any incoming address (e.g., INADDR_ANY).</span></div>
<div class="line"><a name="l00159"></a><span class="lineno"><a class="line" href="classnet_1_1IP.html#adef252cbd8b3cb3ddae4b1aea4ce04c1"> 159</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classnet_1_1IP.html#adef252cbd8b3cb3ddae4b1aea4ce04c1">isAny</a>()<span class="keyword"> const</span></div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> <span class="keyword"> </span>{</div>
-<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordflow">switch</span> (family_) {</div>
+<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordflow">switch</span> (<a class="code" href="classnet_1_1IP.html#a2fcfd1d865b24dcad9e54ac322382482">family_</a>) {</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordflow">case</span> AF_INET:</div>
-<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keywordflow">return</span> storage_.in_.s_addr == htonl(INADDR_ANY);</div>
+<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keywordflow">return</span> <a class="code" href="classnet_1_1IP.html#a7e74f45d072e8870208e67237e55c962">storage_</a>.<a class="code" href="unionnet_1_1IP_1_1Storage.html#a67ec8da858494ad0e43427ddf4816e77">in_</a>.s_addr == htonl(INADDR_ANY);</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="keywordflow">case</span> AF_INET6:</div>
-<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="keywordflow">return</span> !memcmp(&storage_.in6_.s6_addr, &in6addr_any.s6_addr, 16);</div>
+<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="keywordflow">return</span> !memcmp(&<a class="code" href="classnet_1_1IP.html#a7e74f45d072e8870208e67237e55c962">storage_</a>.<a class="code" href="unionnet_1_1IP_1_1Storage.html#a93f0b9e5b72502bdf770f9ca2cf5a959">in6_</a>.s6_addr, &in6addr_any.s6_addr, 16);</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <a class="code" href="unreachable_8hpp.html#a0bc63b24b654ca433be7b97a3edde132">UNREACHABLE</a>();</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  }</div>
@@ -224,10 +224,10 @@
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> </div>
<div class="line"><a name="l00171"></a><span class="lineno"><a class="line" href="classnet_1_1IP.html#a5ceb2f0c6ba902dbe29c1d62f7f53427"> 171</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classnet_1_1IP.html#a5ceb2f0c6ba902dbe29c1d62f7f53427">operator==</a>(<span class="keyword">const</span> <a class="code" href="classnet_1_1IP.html">IP</a>& that)<span class="keyword"> const</span></div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="keyword"> </span>{</div>
-<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="keywordflow">if</span> (family_ != that.family_) {</div>
+<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="keywordflow">if</span> (<a class="code" href="classnet_1_1IP.html#a2fcfd1d865b24dcad9e54ac322382482">family_</a> != that.<a class="code" href="classnet_1_1IP.html#a2fcfd1d865b24dcad9e54ac322382482">family_</a>) {</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  } <span class="keywordflow">else</span> {</div>
-<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="keywordflow">return</span> memcmp(&storage_, &that.storage_, <span class="keyword">sizeof</span>(storage_)) == 0;</div>
+<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="keywordflow">return</span> memcmp(&<a class="code" href="classnet_1_1IP.html#a7e74f45d072e8870208e67237e55c962">storage_</a>, &that.<a class="code" href="classnet_1_1IP.html#a7e74f45d072e8870208e67237e55c962">storage_</a>, <span class="keyword">sizeof</span>(<a class="code" href="classnet_1_1IP.html#a7e74f45d072e8870208e67237e55c962">storage_</a>)) == 0;</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  }</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  }</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> </div>
@@ -238,485 +238,656 @@
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> </div>
<div class="line"><a name="l00185"></a><span class="lineno"><a class="line" href="classnet_1_1IP.html#a93ced0f7f6476376931b8617b00c8fb0"> 185</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classnet_1_1IP.html#a93ced0f7f6476376931b8617b00c8fb0">operator<</a>(<span class="keyword">const</span> <a class="code" href="classnet_1_1IP.html">IP</a>& that)<span class="keyword"> const</span></div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span> <span class="keyword"> </span>{</div>
-<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="keywordflow">if</span> (family_ != that.family_) {</div>
-<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="keywordflow">return</span> family_ < that.family_;</div>
+<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="keywordflow">if</span> (<a class="code" href="classnet_1_1IP.html#a2fcfd1d865b24dcad9e54ac322382482">family_</a> != that.<a class="code" href="classnet_1_1IP.html#a2fcfd1d865b24dcad9e54ac322382482">family_</a>) {</div>
+<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="keywordflow">return</span> <a class="code" href="classnet_1_1IP.html#a2fcfd1d865b24dcad9e54ac322382482">family_</a> < that.<a class="code" href="classnet_1_1IP.html#a2fcfd1d865b24dcad9e54ac322382482">family_</a>;</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  } <span class="keywordflow">else</span> {</div>
-<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="keywordflow">return</span> memcmp(&storage_, &that.storage_, <span class="keyword">sizeof</span>(storage_)) < 0;</div>
+<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="keywordflow">return</span> memcmp(&<a class="code" href="classnet_1_1IP.html#a7e74f45d072e8870208e67237e55c962">storage_</a>, &that.<a class="code" href="classnet_1_1IP.html#a7e74f45d072e8870208e67237e55c962">storage_</a>, <span class="keyword">sizeof</span>(<a class="code" href="classnet_1_1IP.html#a7e74f45d072e8870208e67237e55c962">storage_</a>)) < 0;</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  }</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  }</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> </div>
<div class="line"><a name="l00194"></a><span class="lineno"><a class="line" href="classnet_1_1IP.html#ae57a99f62c1f524eb2937408993365cb"> 194</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classnet_1_1IP.html#ae57a99f62c1f524eb2937408993365cb">operator></a>(<span class="keyword">const</span> <a class="code" href="classnet_1_1IP.html">IP</a>& that)<span class="keyword"> const</span></div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="keyword"> </span>{</div>
-<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="keywordflow">if</span> (family_ != that.family_) {</div>
-<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="keywordflow">return</span> family_ > that.family_;</div>
+<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="keywordflow">if</span> (<a class="code" href="classnet_1_1IP.html#a2fcfd1d865b24dcad9e54ac322382482">family_</a> != that.<a class="code" href="classnet_1_1IP.html#a2fcfd1d865b24dcad9e54ac322382482">family_</a>) {</div>
+<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="keywordflow">return</span> <a class="code" href="classnet_1_1IP.html#a2fcfd1d865b24dcad9e54ac322382482">family_</a> > that.<a class="code" href="classnet_1_1IP.html#a2fcfd1d865b24dcad9e54ac322382482">family_</a>;</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  } <span class="keywordflow">else</span> {</div>
-<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="keywordflow">return</span> memcmp(&storage_, &that.storage_, <span class="keyword">sizeof</span>(storage_)) > 0;</div>
+<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="keywordflow">return</span> memcmp(&<a class="code" href="classnet_1_1IP.html#a7e74f45d072e8870208e67237e55c962">storage_</a>, &that.<a class="code" href="classnet_1_1IP.html#a7e74f45d072e8870208e67237e55c962">storage_</a>, <span class="keyword">sizeof</span>(<a class="code" href="classnet_1_1IP.html#a7e74f45d072e8870208e67237e55c962">storage_</a>)) > 0;</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  }</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  }</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span> </div>
-<div class="line"><a name="l00203"></a><span class="lineno"> 203</span> <span class="keyword">private</span>:</div>
-<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="comment">// NOTE: We need to clear the union when creating an IP because the</span></div>
-<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="comment">// equality check uses memcmp.</span></div>
-<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <span class="keywordtype">void</span> clear()</div>
-<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  {</div>
-<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  memset(&storage_, 0, <span class="keyword">sizeof</span>(storage_));</div>
-<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  }</div>
-<div class="line"><a name="l00210"></a><span class="lineno"> 210</span> </div>
-<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="keyword">union </span>Storage</div>
-<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  {</div>
-<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <span class="keyword">struct </span>in_addr in_;</div>
-<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="keyword">struct </span>in6_addr in6_;</div>
-<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  };</div>
-<div class="line"><a name="l00216"></a><span class="lineno"> 216</span> </div>
-<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="keywordtype">int</span> family_;</div>
-<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  Storage storage_;</div>
-<div class="line"><a name="l00219"></a><span class="lineno"> 219</span> };</div>
-<div class="line"><a name="l00220"></a><span class="lineno"> 220</span> </div>
-<div class="line"><a name="l00221"></a><span class="lineno"> 221</span> </div>
-<div class="line"><a name="l00222"></a><span class="lineno"><a class="line" href="classnet_1_1IP.html#a29469a2770ed1c02f447470712158d0e"> 222</a></span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<IP></a> <a class="code" href="classnet_1_1IP.html#a29469a2770ed1c02f447470712158d0e">IP::parse</a>(<span class="keyword">const</span> std::string& value, <span class="keywordtype">int</span> family)</div>
-<div class="line"><a name="l00223"></a><span class="lineno"> 223</span> {</div>
-<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  Storage storage;</div>
-<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keywordflow">switch</span> (family) {</div>
-<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="keywordflow">case</span> AF_INET: {</div>
-<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="keywordflow">if</span> (inet_pton(AF_INET, value.c_str(), &storage.in_) == 1) {</div>
-<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <span class="keywordflow">return</span> <a class="code" href="classnet_1_1IP.html#a59c961e993728ab3dc969249ca610417">IP</a>(storage.in_);</div>
-<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  }</div>
-<div class="line"><a name="l00230"></a><span class="lineno"> 230</span> </div>
-<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="keywordflow">return</span> <a class="code" href="classError.html">Error</a>(<span class="stringliteral">"Failed to parse IPv4: "</span> + value);</div>
-<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  }</div>
-<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="keywordflow">case</span> AF_INET6: {</div>
-<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="keywordflow">if</span> (inet_pton(AF_INET6, value.c_str(), &storage.in6_) == 1) {</div>
-<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="keywordflow">return</span> <a class="code" href="classnet_1_1IP.html#a59c961e993728ab3dc969249ca610417">IP</a>(storage.in6_);</div>
-<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  }</div>
+<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="comment">// Represents an IP network. We store the IP address and the IP</span></div>
+<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="comment">// netmask which defines the subnet.</span></div>
+<div class="line"><a name="l00205"></a><span class="lineno"><a class="line" href="classnet_1_1IP_1_1Network.html"> 205</a></span>  <span class="keyword">class </span><a class="code" href="classnet_1_1IP_1_1Network.html">Network</a></div>
+<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  {</div>
+<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="keyword">public</span>:</div>
+<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="comment">// Returns the IPv4 network for loopback (i.e., 127.0.0.1/8).</span></div>
+<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="comment">//</span></div>
+<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="comment">// TODO(asridharan): We need to move this functionality to an</span></div>
+<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="comment">// `net::inet::IP::Network` class in the future.</span></div>
+<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="keyword">static</span> <a class="code" href="classnet_1_1IP_1_1Network.html">Network</a> <a class="code" href="classnet_1_1IP_1_1Network.html#ac2cb74ae9a4175c05482e2b77e46634b">LOOPBACK_V4</a>();</div>
+<div class="line"><a name="l00213"></a><span class="lineno"> 213</span> </div>
+<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="comment">// Returns the IPv6 network for loopback (i.e. ::1/128)</span></div>
+<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="comment">//</span></div>
+<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <span class="comment">// TODO(asridharan): We need to move this functionality to an</span></div>
+<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="comment">// `net::inet6::IP::Network` class in the future.</span></div>
+<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <span class="keyword">static</span> <a class="code" href="classnet_1_1IP_1_1Network.html">Network</a> <a class="code" href="classnet_1_1IP_1_1Network.html#a3b9dca3008878a560631f2f44e63ba97">LOOPBACK_V6</a>();</div>
+<div class="line"><a name="l00219"></a><span class="lineno"> 219</span> </div>
+<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="comment">// Creates an IP network from the given string that has the</span></div>
+<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="comment">// IP address in canonical format with subnet prefix.</span></div>
+<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="comment">// For example:</span></div>
+<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="comment">// 10.0.0.1/8</span></div>
+<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="comment">// 192.168.1.100/24</span></div>
+<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="comment">// fe80::3/64</span></div>
+<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="keyword">static</span> <a class="code" href="classTry.html">Try<Network></a> <a class="code" href="classnet_1_1IP_1_1Network.html#a2b77c3604579c84ee5945589fee6b82a">parse</a>(</div>
+<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="keyword">const</span> std::string& value,</div>
+<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <span class="keywordtype">int</span> <a class="code" href="classnet_1_1IP.html#ac7007d7cc8e87925e19d60515bf28c03">family</a> = AF_UNSPEC);</div>
+<div class="line"><a name="l00229"></a><span class="lineno"> 229</span> </div>
+<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="comment">// Creates an IP network from the given IP address and netmask.</span></div>
+<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="comment">// Returns error if the netmask is not valid (e.g., not contiguous).</span></div>
+<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="keyword">static</span> <a class="code" href="classTry.html">Try<Network></a> <a class="code" href="classnet_1_1IP_1_1Network.html#aae567f80d6cee424de7a5ddaf4fcc912">create</a>(<span class="keyword">const</span> <a class="code" href="classnet_1_1IP.html">IP</a>& <a class="code" href="classnet_1_1IP_1_1Network.html#a695af4d391431eaf349b81615baf90de">address</a>, <span class="keyword">const</span> <a class="code" href="classnet_1_1IP.html">IP</a>& <a class="code" href="classnet_1_1IP_1_1Network.html#a6b8b0d0e7dfb45cf184e547428376b02">netmask</a>);</div>
+<div class="line"><a name="l00233"></a><span class="lineno"> 233</span> </div>
+<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="comment">// Creates an IP network from an IP address and a subnet prefix.</span></div>
+<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="comment">// Returns error if the prefix is not valid.</span></div>
+<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="keyword">static</span> <a class="code" href="classTry.html">Try<Network></a> <a class="code" href="classnet_1_1IP_1_1Network.html#aae567f80d6cee424de7a5ddaf4fcc912">create</a>(<span class="keyword">const</span> <a class="code" href="classnet_1_1IP.html">IP</a>& address, <span class="keywordtype">int</span> <a class="code" href="classnet_1_1IP_1_1Network.html#a4058bf3b6ef0142f5f1fd0827171fcba">prefix</a>);</div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span> </div>
-<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="keywordflow">return</span> <a class="code" href="classError.html">Error</a>(<span class="stringliteral">"Failed to parse IPv6: "</span> + value);</div>
-<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  }</div>
-<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="keywordflow">case</span> AF_UNSPEC: {</div>
-<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <a class="code" href="classTry.html">Try<IP></a> ip4 = <a class="code" href="classnet_1_1IP.html#a29469a2770ed1c02f447470712158d0e">parse</a>(value, AF_INET);</div>
-<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <span class="keywordflow">if</span> (ip4.<a class="code" href="classTry.html#a6543d7d5db4f298bcd673bf3cd509acc">isSome</a>()) {</div>
-<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="keywordflow">return</span> ip4;</div>
-<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  }</div>
-<div class="line"><a name="l00245"></a><span class="lineno"> 245</span> </div>
-<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <a class="code" href="classTry.html">Try<IP></a> ip6 = <a class="code" href="classnet_1_1IP.html#a29469a2770ed1c02f447470712158d0e">parse</a>(value, AF_INET6);</div>
-<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="keywordflow">if</span> (ip6.<a class="code" href="classTry.html#a6543d7d5db4f298bcd673bf3cd509acc">isSome</a>()) {</div>
-<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="keywordflow">return</span> ip6;</div>
-<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  }</div>
-<div class="line"><a name="l00250"></a><span class="lineno"> 250</span> </div>
-<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="keywordflow">return</span> <a class="code" href="classError.html">Error</a>(<span class="stringliteral">"Failed to parse IP as either IPv4 or IPv6:"</span> + value);</div>
-<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  }</div>
-<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="keywordflow">default</span>:</div>
-<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="keywordflow">return</span> <a class="code" href="classError.html">Error</a>(<span class="stringliteral">"Unsupported family type: "</span> + <a class="code" href="namespacens.html#a28116b46e6543597a11733424cd1aa20">stringify</a>(family));</div>
-<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  }</div>
-<div class="line"><a name="l00256"></a><span class="lineno"> 256</span> }</div>
-<div class="line"><a name="l00257"></a><span class="lineno"> 257</span> </div>
-<div class="line"><a name="l00258"></a><span class="lineno"> 258</span> </div>
-<div class="line"><a name="l00259"></a><span class="lineno"><a class="line" href="classnet_1_1IP.html#ada206eb1ab14c032f071daf9b8c1b96c"> 259</a></span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<IP></a> <a class="code" href="classnet_1_1IP.html#ada206eb1ab14c032f071daf9b8c1b96c">IP::create</a>(<span class="keyword">const</span> <span class="keyword">struct</span> sockaddr_storage& _storage)</div>
-<div class="line"><a name="l00260"></a><span class="lineno"> 260</span> {</div>
-<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <span class="comment">// According to POSIX: (IEEE Std 1003.1, 2004)</span></div>
-<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="comment">//</span></div>
-<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <span class="comment">// (1) `sockaddr_storage` is "aligned at an appropriate boundary so that</span></div>
-<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="comment">// pointers to it can be cast as pointers to protocol-specific address</span></div>
-<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="comment">// structures and used to access the fields of those structures without</span></div>
-<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="comment">// alignment problems."</span></div>
-<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="comment">//</span></div>
-<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <span class="comment">// (2) "When a `sockaddr_storage` structure is cast as a `sockaddr`</span></div>
-<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="comment">// structure, the `ss_family` field of the `sockaddr_storage` structure</span></div>
-<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="comment">// shall map onto the `sa_family` field of the `sockaddr` structure."</span></div>
-<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  <span class="comment">//</span></div>
-<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  <span class="comment">// Therefore, casting from `const sockaddr_storage*` to `const sockaddr*`</span></div>
-<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <span class="comment">// (then subsequently dereferencing the `const sockaddr*`) should be safe.</span></div>
-<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="comment">// Note that casting in the reverse direction (`const sockaddr*` to</span></div>
-<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="comment">// `const sockaddr_storage*`) would NOT be safe, since the former might</span></div>
-<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <span class="comment">// not be aligned appropriately.</span></div>
-<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="keyword">const</span> <span class="keyword">struct </span>sockaddr* addr =</div>
-<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="keyword">reinterpret_cast<</span><span class="keyword">const </span>struct sockaddr*<span class="keyword">></span>(&_storage);</div>
-<div class="line"><a name="l00279"></a><span class="lineno"> 279</span> </div>
-<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="keywordflow">return</span> <a class="code" href="classnet_1_1IP.html#ada206eb1ab14c032f071daf9b8c1b96c">create</a>(*addr);</div>
-<div class="line"><a name="l00281"></a><span class="lineno"> 281</span> }</div>
-<div class="line"><a name="l00282"></a><span class="lineno"> 282</span> </div>
-<div class="line"><a name="l00283"></a><span class="lineno"> 283</span> </div>
-<div class="line"><a name="l00284"></a><span class="lineno"><a class="line" href="classnet_1_1IP.html#a627b2e1c1f63a2bc6315a9dfecee141d"> 284</a></span> <span class="keyword">inline</span> <a class="code" href="classTry.html">Try<IP></a> <a class="code" href="classnet_1_1IP.html#ada206eb1ab14c032f071daf9b8c1b96c">IP::create</a>(<span class="keyword">const</span> <span class="keyword">struct</span> sockaddr& addr)</div>
-<div class="line"><a name="l00285"></a><span class="lineno"> 285</span> {</div>
-<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <span class="keywordflow">switch</span> (addr.sa_family) {</div>
-<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <span class="keywordflow">case</span> AF_INET: {</div>
-<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <span class="keyword">const</span> <span class="keyword">struct </span>sockaddr_in& addr4 =</div>
-<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  <span class="keyword">reinterpret_cast<</span><span class="keyword">const </span>struct sockaddr_in&<span class="keyword">></span>(addr);</div>
-<div class="line"><a name="l00290"></a><span class="lineno"> 290</span> </div>
-<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <span class="keywordflow">return</span> <a class="code" href="classnet_1_1IP.html#a59c961e993728ab3dc969249ca610417">IP</a>(addr4.sin_addr);</div>
-<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  }</div>
-<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <span class="keywordflow">case</span> AF_INET6: {</div>
-<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  <span class="keyword">const</span> <span class="keyword">struct </span>sockaddr_in6& addr6 =</div>
-<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <span class="keyword">reinterpret_cast<</span><span class="keyword">const </span>struct sockaddr_in6&<span class="keyword">></span>(addr);</div>
-<div class="line"><a name="l00296"></a><span class="lineno"> 296</span> </div>
-<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  <span class="keywordflow">return</span> <a class="code" href="classnet_1_1IP.html#a59c961e993728ab3dc969249ca610417">IP</a>(addr6.sin6_addr);</div>
-<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  }</div>
-<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <span class="keywordflow">default</span>: {</div>
-<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <span class="keywordflow">return</span> <a class="code" href="classError.html">Error</a>(<span class="stringliteral">"Unsupported family type: "</span> + <a class="code" href="namespacens.html#a28116b46e6543597a11733424cd1aa20">stringify</a>(addr.sa_family));</div>
-<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  }</div>
-<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  }</div>
-<div class="line"><a name="l00303"></a><span class="lineno"> 303</span> }</div>
-<div class="line"><a name="l00304"></a><span class="lineno"> 304</span> </div>
-<div class="line"><a name="l00305"></a><span class="lineno"> 305</span> </div>
-<div class="line"><a name="l00306"></a><span class="lineno"> 306</span> <span class="comment">// Returns the string representation of the given IP using the</span></div>
-<div class="line"><a name="l00307"></a><span class="lineno"> 307</span> <span class="comment">// canonical form, for example: "10.0.0.1" or "fe80::1".</span></div>
-<div class="line"><a name="l00308"></a><span class="lineno"><a class="line" href="namespacenet.html#ab2ed5173deb8f3daf281f9828613956d"> 308</a></span> <span class="keyword">inline</span> std::ostream& <a class="code" href="namespacenet.html#ab2ed5173deb8f3daf281f9828613956d">operator<<</a>(std::ostream& stream, <span class="keyword">const</span> <a class="code" href="classnet_1_1IP.html">IP</a>& ip)</div>
-<div class="line"><a name="l00309"></a><span class="lineno"> 309</span> {</div>
-<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  <span class="keywordflow">switch</span> (ip.<a class="code" href="classnet_1_1IP.html#ac7007d7cc8e87925e19d60515bf28c03">family</a>()) {</div>
-<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <span class="keywordflow">case</span> AF_INET: {</div>
-<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="keywordtype">char</span> buffer[INET_ADDRSTRLEN];</div>
-<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <span class="keyword">struct </span>in_addr in = ip.<a class="code" href="classnet_1_1IP.html#a9b2b8da4b79c15e6632a9305a3d4c7cb">in</a>().get();</div>
-<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <span class="keywordflow">if</span> (inet_ntop(AF_INET, &in, buffer, <span class="keyword">sizeof</span>(buffer)) == <span class="keyword">nullptr</span>) {</div>
-<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <span class="comment">// We do not expect inet_ntop to fail because all parameters</span></div>
-<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="comment">// passed in are valid.</span></div>
-<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <a class="code" href="abort_8hpp.html#a4d84a74fe6e4f84bc3d2f901b9e89f93">ABORT</a>(<span class="stringliteral">"Failed to get human-readable IPv4 for "</span> +</div>
-<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <a class="code" href="namespacens.html#a28116b46e6543597a11733424cd1aa20">stringify</a>(ntohl(in.s_addr)) + <span class="stringliteral">": "</span> + <a class="code" href="namespaceos.html#aa9ac22b4028f187826a9861373006abf">os::strerror</a>(errno));</div>
-<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  }</div>
-<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  <span class="keywordflow">return</span> stream << buffer;</div>
-<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  }</div>
-<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <span class="keywordflow">case</span> AF_INET6: {</div>
-<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <span class="keywordtype">char</span> buffer[INET6_ADDRSTRLEN];</div>
-<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  <span class="keyword">struct </span>in6_addr in6 = ip.<a class="code" href="classnet_1_1IP.html#ad81fc914433c4874645a406471f57b34">in6</a>().get();</div>
-<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  <span class="keywordflow">if</span> (inet_ntop(AF_INET6, &in6, buffer, <span class="keyword">sizeof</span>(buffer)) == <span class="keyword">nullptr</span>) {</div>
-<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  <a class="code" href="abort_8hpp.html#a4d84a74fe6e4f84bc3d2f901b9e89f93">ABORT</a>(<span class="stringliteral">"Failed to get human-readable IPv6: "</span> + <a class="code" href="namespaceos.html#aa9ac22b4028f187826a9861373006abf">os::strerror</a>(errno));</div>
-<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  }</div>
-<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  <span class="keywordflow">return</span> stream << buffer;</div>
-<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  }</div>
-<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <span class="keywordflow">default</span>: {</div>
-<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  <a class="code" href="unreachable_8hpp.html#a0bc63b24b654ca433be7b97a3edde132">UNREACHABLE</a>();</div>
-<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  }</div>
-<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  }</div>
-<div class="line"><a name="l00334"></a><span class="lineno"> 334</span> }</div>
+<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="comment">// Returns the first available IP network of a given link device.</span></div>
+<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="comment">// The link device is specified using its name (e.g., eth0). Returns</span></div>
+<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="comment">// error if the link device is not found. Returns none if the link</span></div>
+<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <span class="comment">// device is found, but does not have an IP network.</span></div>
+<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <span class="comment">// TODO(jieyu): It is uncommon, but likely that a link device has</span></div>
+<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="comment">// multiple IP networks. In that case, consider returning the</span></div>
+<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <span class="comment">// primary IP network instead of the first one.</span></div>
+<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <span class="keyword">static</span> <a class="code" href="classResult.html">Result<Network></a> <a class="code" href="classnet_1_1IP_1_1Network.html#a2fddda437abb4b15242e00d0563b9617">fromLinkDevice</a>(<span class="keyword">const</span> std::string& <a class="code" href="namespaceos_1_1Shell.html#acfe16ef2b1146ad49a8651c0a457ce46">name</a>, <span class="keywordtype">int</span> <a class="code" href="classnet_1_1IP.html#ac7007d7cc8e87925e19d60515bf28c03">family</a>);</div>
+<div class="line"><a name="l00246"></a><span class="lineno"> 246</span> </div>
+<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="comment">// Need to add a copy constructor due to the presence of</span></div>
+<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="comment">// `unique_ptr`.</span></div>
+<div class="line"><a name="l00249"></a><span class="lineno"><a class="line" href="classnet_1_1IP_1_1Network.html#aecb7c53c02df3e7df91275ae11f69120"> 249</a></span>  <a class="code" href="classnet_1_1IP_1_1Network.html#aecb7c53c02df3e7df91275ae11f69120">Network</a>(<span class="keyword">const</span> <a class="code" href="classnet_1_1IP_1_1Network.html">Network</a>& network)</div>
+<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  : <a class="code" href="classnet_1_1IP_1_1Network.html#a30679cdc80f56215f8e4c9f07cc92679">address_</a>(new <a class="code" href="classnet_1_1IP.html">IP</a>(network.address())),</div>
+<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <a class="code" href="classnet_1_1IP_1_1Network.html#abc2d27a92a48427b9a85bcfd78e6e1c1">netmask_</a>(new <a class="code" href="classnet_1_1IP.html">IP</a>(network.netmask())) {}</div>
+<div class="line"><a name="l00252"></a><span class="lineno"> 252</span> </div>
+<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="comment">// Need to add a copy assignment operator due to the use of</span></div>
+<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="comment">// `std::unique_ptr`.</span></div>
+<div class="line"><a name="l00255"></a><span class="lineno"><a class="line" href="classnet_1_1IP_1_1Network.html#a11d6e408855fe1f5d0dde3134c08fe9e"> 255</a></span>  <a class="code" href="classnet_1_1IP_1_1Network.html">Network</a>& <a class="code" href="classnet_1_1IP_1_1Network.html#a11d6e408855fe1f5d0dde3134c08fe9e">operator=</a>(<span class="keyword">const</span> <a class="code" href="classnet_1_1IP_1_1Network.html">Network</a>& network)</div>
+<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  {</div>
+<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <a class="code" href="classnet_1_1IP_1_1Network.html#a30679cdc80f56215f8e4c9f07cc92679">address_</a>.reset(<span class="keyword">new</span> <a class="code" href="classnet_1_1IP.html#a59c961e993728ab3dc969249ca610417">IP</a>(network.<a class="code" href="classnet_1_1IP_1_1Network.html#a695af4d391431eaf349b81615baf90de">address</a>()));</div>
+<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <a class="code" href="classnet_1_1IP_1_1Network.html#abc2d27a92a48427b9a85bcfd78e6e1c1">netmask_</a>.reset(<span class="keyword">new</span> <a class="code" href="classnet_1_1IP.html#a59c961e993728ab3dc969249ca610417">IP</a>(network.<a class="code" href="classnet_1_1IP_1_1Network.html#a6b8b0d0e7dfb45cf184e547428376b02">netmask</a>()));</div>
+<div class="line"><a name="l00259"></a><span class="lineno"> 259</span> </div>
+<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
+<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  }</div>
+<div class="line"><a name="l00262"></a><span class="lineno"> 262</span> </div>
+<div class="line"><a name="l00263"></a><span class="lineno"><a class="line" href="classnet_1_1IP_1_1Network.html#a695af4d391431eaf349b81615baf90de"> 263</a></span>  <a class="code" href="classnet_1_1IP.html">IP</a> <a class="code" href="classnet_1_1IP_1_1Network.html#a695af4d391431eaf349b81615baf90de">address</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> *<a class="code" href="classnet_1_1IP_1_1Network.html#a30679cdc80f56215f8e4c9f07cc92679">address_</a>; }</div>
+<div class="line"><a name="l00264"></a><span class="lineno"> 264</span> </div>
+<div class="line"><a name="l00265"></a><span class="lineno"><a class="line" href="classnet_1_1IP_1_1Network.html#a6b8b0d0e7dfb45cf184e547428376b02"> 265</a></span>  <a class="code" href="classnet_1_1IP.html">IP</a> <a class="code" href="classnet_1_1IP_1_1Network.html#a6b8b0d0e7dfb45cf184e547428376b02">netmask</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> *<a class="code" href="classnet_1_1IP_1_1Network.html#abc2d27a92a48427b9a85bcfd78e6e1c1">netmask_</a>; }</div>
+<div class="line"><a name="l00266"></a><span class="lineno"> 266</span> </div>
+<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="comment">// Returns the prefix of the subnet defined by the IP netmask.</span></div>
+<div class="line"><a name="l00268"></a><span class="lineno"><a class="line" href="classnet_1_1IP_1_1Network.html#a4058bf3b6ef0142f5f1fd0827171fcba"> 268</a></span>  <span class="keywordtype">int</span> <a class="code" href="classnet_1_1IP_1_1Network.html#a4058bf3b6ef0142f5f1fd0827171fcba">prefix</a>()<span class="keyword"> const</span></div>
+<div class="line"><a name="l00269"></a><span class="lineno"> 269</span> <span class="keyword"> </span>{</div>
+<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="keywordflow">switch</span> (<a class="code" href="classnet_1_1IP_1_1Network.html#abc2d27a92a48427b9a85bcfd78e6e1c1">netmask_</a>->family()) {</div>
+<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  <span class="keywordflow">case</span> AF_INET: {</div>
+<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  <span class="keywordflow">return</span> <a class="code" href="namespacebits.html#a0fada23875c3456cff49f279b5a5239b">bits::countSetBits</a>(<a class="code" href="classnet_1_1IP_1_1Network.html#abc2d27a92a48427b9a85bcfd78e6e1c1">netmask_</a>->in()->s_addr);</div>
+<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  }</div>
+<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="keywordflow">case</span> AF_INET6: {</div>
+<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="keyword">struct </span>in6_addr in6 = <a class="code" href="classnet_1_1IP_1_1Network.html#abc2d27a92a48427b9a85bcfd78e6e1c1">netmask_</a>->in6().get();</div>
+<div class="line"><a name="l00276"></a><span class="lineno"> 276</span> </div>
+<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="keywordtype">int</span> prefix = std::accumulate(</div>
+<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  std::begin(in6.s6_addr),</div>
+<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  std::end(in6.s6_addr),</div>
+<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  0,</div>
+<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  [](<span class="keywordtype">int</span> acc, uint8_t c) {</div>
+<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <span class="keywordflow">return</span> acc + <a class="code" href="namespacebits.html#a0fada23875c3456cff49f279b5a5239b">bits::countSetBits</a>(c);</div>
+<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  });</div>
+<div class="line"><a name="l00284"></a><span class="lineno"> 284</span> </div>
+<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <span class="keywordflow">return</span> <a class="code" href="classnet_1_1IP_1_1Network.html#a4058bf3b6ef0142f5f1fd0827171fcba">prefix</a>;</div>
+<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  }</div>
+<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <span class="keywordflow">default</span>: {</div>
+<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <a class="code" href="unreachable_8hpp.html#a0bc63b24b654ca433be7b97a3edde132">UNREACHABLE</a>();</div>
+<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  }</div>
+<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  }</div>
+<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  }</div>
+<div class="line"><a name="l00292"></a><span class="lineno"> 292</span> </div>
+<div class="line"><a name="l00293"></a><span class="lineno"><a class="line" href="classnet_1_1IP_1_1Network.html#a7caf57738bb2acc394ec654ef6088ef3"> 293</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classnet_1_1IP_1_1Network.html#a7caf57738bb2acc394ec654ef6088ef3">operator==</a>(<span class="keyword">const</span> <a class="code" href="classnet_1_1IP_1_1Network.html">Network</a>& that)<span class="keyword"> const</span></div>
+<div class="line"><a name="l00294"></a><span class="lineno"> 294</span> <span class="keyword"> </span>{</div>
+<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <span class="keywordflow">return</span> *(address_) == *(that.<a class="code" href="classnet_1_1IP_1_1Network.html#a30679cdc80f56215f8e4c9f07cc92679">address_</a>) &&</div>
+<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  *(netmask_) == *(that.<a class="code" href="classnet_1_1IP_1_1Network.html#abc2d27a92a48427b9a85bcfd78e6e1c1">netmask_</a>);</div>
+<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  }</div>
+<div class="line"><a name="l00298"></a><span class="lineno"> 298</span> </div>
+<div class="line"><a name="l00299"></a><span class="lineno"><a class="line" href="classnet_1_1IP_1_1Network.html#a1092241ceaa7c4ec81ac4a170dc5a695"> 299</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classnet_1_1IP_1_1Network.html#a1092241ceaa7c4ec81ac4a170dc5a695">operator!=</a>(<span class="keyword">const</span> <a class="code" href="classnet_1_1IP_1_1Network.html">Network</a>& that)<span class="keyword"> const</span></div>
+<div class="line"><a name="l00300"></a><span class="lineno"> 300</span> <span class="keyword"> </span>{</div>
+<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <span class="keywordflow">return</span> !(*<span class="keyword">this</span> == that);</div>
+<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  }</div>
+<div class="line"><a name="l00303"></a><span class="lineno"> 303</span> </div>
+<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="keyword">protected</span>:</div>
+<div class="line"><a name="l00305"></a><span class="lineno"><a class="line" href="classnet_1_1IP_1_1Network.html#a92eb2e67f7b5d9be0e537b4181b88b9e"> 305</a></span>  <a class="code" href="classnet_1_1IP_1_1Network.html#a92eb2e67f7b5d9be0e537b4181b88b9e">Network</a>(<span class="keyword">const</span> <a class="code" href="classnet_1_1IP.html">IP</a>& _address, <span class="keyword">const</span> <a class="code" href="classnet_1_1IP.html">IP</a>& _netmask)</div>
+<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  : address_(new <a class="code" href="classnet_1_1IP.html">IP</a>(_address)), netmask_(new <a class="code" href="classnet_1_1IP.html">IP</a>(_netmask)) {}</div>
+<div class="line"><a name="l00307"></a><span class="lineno"> 307</span> </div>
+<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="comment">// NOTE: The reason we need to store `std::unique_ptr` and not</span></div>
+<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="comment">// `net::IP` here is that since this class has a nested definition</span></div>
+<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  <span class="comment">// within `net::IP` `net::IP` is an incomplete type at this point.</span></div>
+<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <span class="comment">// We therefore cannot store an object and can only store pointers</span></div>
+<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="comment">// for this incomplete type.</span></div>
+<div class="line"><a name="l00313"></a><span class="lineno"><a class="line" href="classnet_1_1IP_1_1Network.html#a30679cdc80f56215f8e4c9f07cc92679"> 313</a></span>  std::unique_ptr<IP> <a class="code" href="classnet_1_1IP_1_1Network.html#a30679cdc80f56215f8e4c9f07cc92679">address_</a>;</div>
+<div class="line"><a name="l00314"></a><span class="lineno"><a class="line" href="classnet_1_1IP_1_1Network.html#abc2d27a92a48427b9a85bcfd78e6e1c1"> 314</a></span>  std::unique_ptr<IP> <a class="code" href="classnet_1_1IP_1_1Network.html#abc2d27a92a48427b9a85bcfd78e6e1c1">netmask_</a>;</div>
+<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  };</div>
+<div class="line"><a name="l00316"></a><span class="lineno"> 316</span> </div>
+<div class="line"><a name="l00317"></a><span class="lineno"> 317</span> <span class="keyword">protected</span>:</div>
+<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <span class="comment">// NOTE: We need to clear the union when creating an IP because the</span></div>
+<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <span class="comment">// equality check uses memcmp.</span></div>
+<div class="line"><a name="l00320"></a><span class="lineno"><a class="line" href="classnet_1_1IP.html#a8834a1d831e2616dd7aee4308762dc3f"> 320</a></span>  <span class="keywordtype">void</span> <a class="code" href="classnet_1_1IP.html#a8834a1d831e2616dd7aee4308762dc3f">clear</a>()</div>
+<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  {</div>
+<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  memset(&storage_, 0, <span class="keyword">sizeof</span>(storage_));</div>
+<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  }</div>
+<div class="line"><a name="l00324"></a><span class="lineno"> 324</span> </div>
+<div class="line"><a name="l00325"></a><span class="lineno"><a class="line" href="unionnet_1_1IP_1_1Storage.html"> 325</a></span>  <span class="keyword">union </span><a class="code" href="unionnet_1_1IP_1_1Storage.html">Storage</a></div>
+<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  {</div>
+<div class="line"><a name="l00327"></a><span class="lineno"><a class="line" href="unionnet_1_1IP_1_1Storage.html#a67ec8da858494ad0e43427ddf4816e77"> 327</a></span>  <span class="keyword">struct </span>in_addr in_;</div>
+<div class="line"><a name="l00328"></a><span class="lineno"><a class="line" href="unionnet_1_1IP_1_1Storage.html#a93f0b9e5b72502bdf770f9ca2cf5a959"> 328</a></span>  <span class="keyword">struct </span>in6_addr in6_;</div>
+<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  };</div>
+<div class="line"><a name="l00330"></a><span class="lineno"> 330</span> </div>
+<div class="line"><a name="l00331"></a><span class="lineno"><a class="line" href="classnet_1_1IP.html#a2fcfd1d865b24dcad9e54ac322382482"> 331</a></span>  <span class="keywordtype">int</span> <a class="code" href="classnet_1_1IP.html#a2fcfd1d865b24dcad9e54ac322382482">family_</a>;</div>
+<div class="line"><a name="l00332"></a><span class="lineno"><a class="line" href="classnet_1_1IP.html#a7e74f45d072e8870208e67237e55c962"> 332</a></span>  <a class="code" href="unionnet_1_1IP_1_1Storage.html">Storage</a> <a class="code" href="classnet_1_1IP.html#a7e74f45d072e8870208e67237e55c962">storage_</a>;</div>
+<div class="line"><a name="l00333"></a><span class="lineno"> 333</span> };</div>
+<div class="line"><a name="l00334"></a><span class="lineno"> 334</span> </div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span> </div>
-<div class="line"><a name="l00336"></a><span class="lineno"> 336</span> </div>
-<div class="line"><a name="l00337"></a><span class="lineno"> 337</span> <span class="comment">// Represents an IP network. We store the IP address and the IP</span></div>
-<div class="line"><a name="l00338"></a><span class="lineno"> 338</span> <span class="comment">// netmask which defines the subnet.</span></div>
-<div class="line"><a name="l00339"></a><span class="lineno"><a class="line" href="classnet_1_1IPNetwork.html"> 339</a></span> <span class="keyword">class </span><a class="code" href="classnet_1_1IPNetwork.html">IPNetwork</a></div>
-<div class="line"><a name="l00340"></a><span class="lineno"> 340</span> {</div>
-<div class="line"><a name="l00341"></a><span class="lineno"> 341</span> <span class="keyword">public</span>:</div>
-<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  <span class="comment">// Returns the IPv4 network for loopback (i.e., 127.0.0.1/8).</span></div>
-<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  <span class="keyword">static</span> <a class="code" href="classnet_1_1IPNetwork.html">IPNetwork</a> <a class="code" href="classnet_1_1IPNetwork.html#af71cd4cc8ebff5ecf9bec6da3eb9d97d">LOOPBACK_V4</a>();</div>
-<div class="line"><a name="l00344"></a><span class="lineno"> 344</span> </div>
-<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  <span class="comment">// Returns the IPv6 network for loopback (i.e. ::1/128)</span></div>
-<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <span class="keyword">static</span> <a class="code" href="classnet_1_1IPNetwork.html">IPNetwork</a> <a class="code" href="classnet_1_1IPNetwork.html#a0aa6bf90c9e06eca1b930fdb94d69209">LOOPBACK_V6</a>();</div>
-<div class="line"><a name="l00347"></a><span class="lineno"> 347</span> </div>
-<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="comment">// Creates an IP network from the given string that has the</span></div>
-<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  <span class="comment">// IP address in canonical format with subnet prefix.</span></div>
-<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  <span class="comment">// For example:</span></div>
-<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <span class="comment">// 10.0.0.1/8</span></div>
-<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <span class="comment">// 192.168.1.100/24</span></div>
-<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  <span class="comment">// fe80::3/64</span></div>
-<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <span class="keyword">static</span> <a class="code" href="classTry.html">Try<IPNetwork></a> <a class="code" href="classnet_1_1IPNetwork.html#a9973b0eb8e1d7414547523503b238971">parse</a>(<span class="keyword">const</span> std::string& value, <span class="keywordtype">int</span> family = AF_UNSPEC);</div>
-<div class="line"><a name="l00355"></a><span class="lineno"> 355</span> </div>
-<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  <span class="comment">// Creates an IP network from the given IP address and netmask.</span></div>
-<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  <span class="comment">// Returns error if the netmask is not valid (e.g., not contiguous).</span></div>
-<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <span class="keyword">static</span> <a class="code" href="classTry.html">Try<IPNetwork></a> <a class="code" href="classnet_1_1IPNetwork.html#a29645a80f4a422825dcd402f86f138e6">create</a>(<span class="keyword">const</span> <a class="code" href="classnet_1_1IP.html">IP</a>& <a class="code" href="classnet_1_1IPNetwork.html#a9986306f9653245f55f4570771726a67">address</a>, <span class="keyword">const</span> <a class="code" href="classnet_1_1IP.html">IP</a>& <a class="code" href="classnet_1_1IPNetwork.html#a68e36065af86781ad06a285bcb120ed4">netmask</a>);</div>
+<div class="line"><a name="l00336"></a><span class="lineno"><a class="line" href="classnet_1_1IPv4.html"> 336</a></span> <span class="keyword">class </span><a class="code" href="classnet_1_1IPv4.html">IPv4</a> : <span class="keyword">public</span> <a class="code" href="classnet_1_1IP.html">IP</a></div>
+<div class="line"><a name="l00337"></a><span class="lineno"> 337</span> {</div>
+<div class="line"><a name="l00338"></a><span class="lineno"> 338</span> <span class="keyword">public</span>:</div>
+<div class="line"><a name="l00339"></a><span class="lineno"><a class="line" href="classnet_1_1IPv4.html#aff703885c9e57efdbfe1f5c514daf877"> 339</a></span>  <span class="keyword">static</span> <a class="code" href="classnet_1_1IPv4.html">IPv4</a> <a class="code" href="classnet_1_1IPv4.html#aff703885c9e57efdbfe1f5c514daf877">LOOPBACK</a>()</div>
+<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  {</div>
+<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <span class="keywordflow">return</span> <a class="code" href="classnet_1_1IPv4.html">IPv4</a>(INADDR_LOOPBACK);</div>
+<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  }</div>
+<div class="line"><a name="l00343"></a><span class="lineno"> 343</span> </div>
+<div class="line"><a name="l00344"></a><span class="lineno"><a class="line" href="classnet_1_1IPv4.html#a90f84f1f19c0ca6ba310b6680b779d84"> 344</a></span>  <span class="keyword">static</span> <a class="code" href="classnet_1_1IPv4.html">IPv4</a> <a class="code" href="classnet_1_1IPv4.html#a90f84f1f19c0ca6ba310b6680b779d84">ANY</a>()</div>
+<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  {</div>
+<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <span class="keywordflow">return</span> <a class="code" href="classnet_1_1IPv4.html">IPv4</a>(INADDR_ANY);</div>
+<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  }</div>
+<div class="line"><a name="l00348"></a><span class="lineno"> 348</span> </div>
+<div class="line"><a name="l00349"></a><span class="lineno"><a class="line" href="classnet_1_1IPv4.html#a6ec1fda0ad381dbd68df36239edd1ecc"> 349</a></span>  <span class="keyword">static</span> <a class="code" href="classTry.html">Try<IPv4></a> <a class="code" href="classnet_1_1IPv4.html#a6ec1fda0ad381dbd68df36239edd1ecc">parse</a>(<span class="keyword">const</span> std::string& value)</div>
+<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  {</div>
+<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  in_addr in;</div>
+<div class="line"><a name="l00352"></a><span class="lineno"> 352</span> </div>
+<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  <span class="keywordflow">if</span> (inet_pton(AF_INET, value.c_str(), &in) == 1) {</div>
+<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <span class="keywordflow">return</span> <a class="code" href="classnet_1_1IPv4.html">IPv4</a>(in);</div>
+<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  }</div>
+<div class="line"><a name="l00356"></a><span class="lineno"> 356</span> </div>
+<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  <span class="keywordflow">return</span> <a class="code" href="classError.html">Error</a>(<span class="stringliteral">"Failed to parse IPv4: "</span> + value);</div>
+<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  }</div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span> </div>
-<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  <span class="comment">// Creates an IP network from an IP address and a subnet prefix.</span></div>
-<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  <span class="comment">// Returns error if the prefix is not valid.</span></div>
-<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  <span class="keyword">static</span> <a class="code" href="classTry.html">Try<IPNetwork></a> <a class="code" href="classnet_1_1IPNetwork.html#a29645a80f4a422825dcd402f86f138e6">create</a>(<span class="keyword">const</span> <a class="code" href="classnet_1_1IP.html">IP</a>& address, <span class="keywordtype">int</span> <a class="code" href="classnet_1_1IPNetwork.html#a119a8f122571f5532146b8130c0c0a50">prefix</a>);</div>
-<div class="line"><a name="l00363"></a><span class="lineno"> 363</span> </div>
-<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  <span class="comment">// Returns the first available IP network of a given link device.</span></div>
-<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  <span class="comment">// The link device is specified using its name (e.g., eth0). Returns</span></div>
-<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  <span class="comment">// error if the link device is not found. Returns none if the link</span></div>
-<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  <span class="comment">// device is found, but does not have an IP network.</span></div>
-<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  <span class="comment">// TODO(jieyu): It is uncommon, but likely that a link device has</span></div>
-<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  <span class="comment">// multiple IP networks. In that case, consider returning the</span></div>
-<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  <span class="comment">// primary IP network instead of the first one.</span></div>
-<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  <span class="keyword">static</span> <a class="code"
<TRUNCATED>