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<div id="projectname">Crypto++
 <span id="projectnumber">7.0</span>
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<div id="projectbrief">Free C++ class library of cryptographic schemes</div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="preprocessor">#ifndef CRYPTOPP_SOCKETFT_H</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="preprocessor">#define CRYPTOPP_SOCKETFT_H</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> </div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="preprocessor">#include "<a class="code" href="config_8h.html">config.h</a>"</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> </div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="preprocessor">#if !defined(NO_OS_DEPENDENCE) && defined(SOCKETS_AVAILABLE)</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> </div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor">#include "<a class="code" href="cryptlib_8h.html">cryptlib.h</a>"</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#include "network.h"</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include "<a class="code" href="queue_8h.html">queue.h</a>"</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> </div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#ifdef USE_WINDOWS_STYLE_SOCKETS</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor"># if defined(_WINSOCKAPI_) && !defined(_WINSOCK2API_)</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor"># error Winsock 1 is not supported by this library. Please include this file or winsock2.h before windows.h.</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor"># endif</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include <winsock2.h></span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include <ws2tcpip.h></span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include "winpipes.h"</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include <sys/time.h></span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include <sys/types.h></span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include <sys/socket.h></span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include <unistd.h></span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> NAMESPACE_BEGIN(<a class="code" href="namespace_crypto_p_p.html">CryptoPP</a>)</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#ifdef USE_WINDOWS_STYLE_SOCKETS</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> typedef ::SOCKET socket_t;</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="keyword">typedef</span> <span class="keywordtype">int</span> socket_t;</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="keyword">const</span> socket_t INVALID_SOCKET = -1;</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment">// cygwin 1.1.4 doesn't have SHUT_RD</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="keyword">const</span> <span class="keywordtype">int</span> SD_RECEIVE = 0;</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="keyword">const</span> <span class="keywordtype">int</span> SD_SEND = 1;</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="keyword">const</span> <span class="keywordtype">int</span> SD_BOTH = 2;</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="keyword">const</span> <span class="keywordtype">int</span> SOCKET_ERROR = -1;</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> </div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#ifndef socklen_t</span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="keyword">typedef</span> TYPE_OF_SOCKLEN_T socklen_t; <span class="comment">// see config.h</span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment"></span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment">/// wrapper for Windows or Berkeley Sockets</span></div><div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="class_socket.html"> 45</a></span> <span class="comment"></span><span class="keyword">class </span><a class="code" href="class_socket.html">Socket</a></div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> {</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="keyword">public</span>:<span class="comment"></span></div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="comment"> /// exception thrown by Socket class</span></div><div class="line"><a name="l00049"></a><span class="lineno"><a class="line" href="class_socket_1_1_err.html"> 49</a></span> <span class="comment"></span> <span class="keyword">class </span><a class="code" href="class_socket_1_1_err.html">Err</a> : <span class="keyword">public</span> <a class="code" href="class_o_s___error.html">OS_Error</a></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  {</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <a class="code" href="class_socket_1_1_err.html">Err</a>(socket_t s, <span class="keyword">const</span> std::string& operation, <span class="keywordtype">int</span> error);</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  socket_t GetSocket()<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_s;}</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  socket_t m_s;</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  };</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <a class="code" href="class_socket.html">Socket</a>(socket_t s = INVALID_SOCKET, <span class="keywordtype">bool</span> own=<span class="keyword">false</span>) : m_s(s), m_own(own) {}</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <a class="code" href="class_socket.html">Socket</a>(<span class="keyword">const</span> <a class="code" href="class_socket.html">Socket</a> &s) : m_s(s.m_s), m_own(false) {}</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keyword">virtual</span> ~<a class="code" href="class_socket.html">Socket</a>();</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> </div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keywordtype">bool</span> GetOwnership()<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_own;}</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keywordtype">void</span> SetOwnership(<span class="keywordtype">bool</span> own) {m_own = own;}</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keyword">operator</span> socket_t() {<span class="keywordflow">return</span> m_s;}</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  socket_t GetSocket()<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_s;}</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keywordtype">void</span> AttachSocket(socket_t s, <span class="keywordtype">bool</span> own=<span class="keyword">false</span>);</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  socket_t DetachSocket();</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keywordtype">void</span> CloseSocket();</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> </div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordtype">void</span> Create(<span class="keywordtype">int</span> nType = SOCK_STREAM);</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keywordtype">void</span> Bind(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> port, <span class="keyword">const</span> <span class="keywordtype">char</span> *addr=NULLPTR);</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordtype">void</span> Bind(<span class="keyword">const</span> sockaddr* psa, socklen_t saLen);</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordtype">void</span> Listen(<span class="keywordtype">int</span> backlog = SOMAXCONN);</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="comment">// the next three functions return false if the socket is in nonblocking mode</span></div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="comment">// and the operation cannot be completed immediately</span></div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordtype">bool</span> Connect(<span class="keyword">const</span> <span class="keywordtype">char</span> *addr, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> port);</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keywordtype">bool</span> Connect(<span class="keyword">const</span> sockaddr* psa, socklen_t saLen);</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keywordtype">bool</span> Accept(<a class="code" href="class_socket.html">Socket</a>& s, sockaddr *psa=NULLPTR, socklen_t *psaLen=NULLPTR);</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keywordtype">void</span> GetSockName(sockaddr *psa, socklen_t *psaLen);</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keywordtype">void</span> GetPeerName(sockaddr *psa, socklen_t *psaLen);</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> Send(<span class="keyword">const</span> <span class="keywordtype">byte</span>* buf, <span class="keywordtype">size_t</span> bufLen, <span class="keywordtype">int</span> flags=0);</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> Receive(<span class="keywordtype">byte</span>* buf, <span class="keywordtype">size_t</span> bufLen, <span class="keywordtype">int</span> flags=0);</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordtype">void</span> ShutDown(<span class="keywordtype">int</span> how = SD_SEND);</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> </div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordtype">void</span> IOCtl(<span class="keywordtype">long</span> cmd, <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> *argp);</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keywordtype">bool</span> SendReady(<span class="keyword">const</span> timeval *timeout);</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keywordtype">bool</span> ReceiveReady(<span class="keyword">const</span> timeval *timeout);</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span> </div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> HandleError(<span class="keyword">const</span> <span class="keywordtype">char</span> *operation) <span class="keyword">const</span>;</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordtype">void</span> CheckAndHandleError_int(<span class="keyword">const</span> <span class="keywordtype">char</span> *operation, <span class="keywordtype">int</span> result)<span class="keyword"> const</span></div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="keyword"> </span>{<span class="keywordflow">if</span> (result == SOCKET_ERROR) HandleError(operation);}</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordtype">void</span> CheckAndHandleError(<span class="keyword">const</span> <span class="keywordtype">char</span> *operation, socket_t result)<span class="keyword"> const</span></div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="keyword"> </span>{<span class="keywordflow">if</span> (result == static_cast<socket_t>(SOCKET_ERROR)) HandleError(operation);}</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="preprocessor">#ifdef USE_WINDOWS_STYLE_SOCKETS</span></div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keywordtype">void</span> CheckAndHandleError(<span class="keyword">const</span> <span class="keywordtype">char</span> *operation, BOOL result)<span class="keyword"> const</span></div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="keyword"> </span>{<span class="keywordflow">if</span> (!result) HandleError(operation);}</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keywordtype">void</span> CheckAndHandleError(<span class="keyword">const</span> <span class="keywordtype">char</span> *operation, <span class="keywordtype">bool</span> result)<span class="keyword"> const</span></div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="keyword"> </span>{<span class="keywordflow">if</span> (!result) HandleError(operation);}</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="comment"></span></div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="comment"> /// look up the port number given its name, returns 0 if not found</span></div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="comment"></span> <span class="keyword">static</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="class_socket.html#a6417cdd4aec086457b67eb34d0964f57">PortNameToNumber</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *name, <span class="keyword">const</span> <span class="keywordtype">char</span> *protocol=<span class="stringliteral">"tcp"</span>);<span class="comment"></span></div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="comment"> /// start Windows Sockets 2</span></div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="comment"></span> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="class_socket.html#a653d3bf891dceca75bee878574b98df3">StartSockets</a>();<span class="comment"></span></div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="comment"> /// calls WSACleanup for Windows Sockets</span></div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="comment"></span> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="class_socket.html#a078a98371080e50a230f6a4950e408c0">ShutdownSockets</a>();<span class="comment"></span></div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="comment"> /// returns errno or WSAGetLastError</span></div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="comment"></span> <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="class_socket.html#a9cf0d25a9da54bbe641dbb89bee452bc">GetLastError</a>();<span class="comment"></span></div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="comment"> /// sets errno or calls WSASetLastError</span></div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="comment"></span> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="class_socket.html#a8c34f549b69c55bf0ee4c04ea8890bef">SetLastError</a>(<span class="keywordtype">int</span> errorCode);</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> </div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="keyword">protected</span>:</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> SocketChanged() {}</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span> </div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  socket_t m_s;</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keywordtype">bool</span> m_own;</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> };</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span> </div><div class="line"><a name="l00121"></a><span class="lineno"><a class="line" href="class_sockets_initializer.html"> 121</a></span> <span class="keyword">class </span><a class="code" href="class_sockets_initializer.html">SocketsInitializer</a></div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span> {</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <a class="code" href="class_sockets_initializer.html">SocketsInitializer</a>() {<a class="code" href="class_socket.html#a653d3bf891dceca75bee878574b98df3">Socket::StartSockets</a>();}</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  ~<a class="code" href="class_sockets_initializer.html">SocketsInitializer</a>() {<span class="keywordflow">try</span> {<a class="code" href="class_socket.html#a078a98371080e50a230f6a4950e408c0">Socket::ShutdownSockets</a>();} <span class="keywordflow">catch</span> (<span class="keyword">const</span> <a class="code" href="class_exception.html">Exception</a>&) {<a class="code" href="trap_8h.html#adf3b392588bc94cbeae9f415a78c7b95">CRYPTOPP_ASSERT</a>(0);}}</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span> };</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span> </div><div class="line"><a name="l00128"></a><span class="lineno"><a class="line" href="class_socket_receiver.html"> 128</a></span> <span class="keyword">class </span><a class="code" href="class_socket_receiver.html">SocketReceiver</a> : <span class="keyword">public</span> <a class="code" href="class_network_receiver.html">NetworkReceiver</a></div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span> {</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <a class="code" href="class_socket_receiver.html">SocketReceiver</a>(<a class="code" href="class_socket.html">Socket</a> &s);</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> <span class="preprocessor">#ifdef USE_BERKELEY_STYLE_SOCKETS</span></div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keywordtype">bool</span> MustWaitToReceive() {<span class="keywordflow">return</span> <span class="keyword">true</span>;}</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  ~<a class="code" href="class_socket_receiver.html">SocketReceiver</a>();</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keywordtype">bool</span> MustWaitForResult() {<span class="keywordflow">return</span> <span class="keyword">true</span>;}</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keywordtype">bool</span> <a class="code" href="class_socket_receiver.html#a31e0ccf504d9c16760051f10d749c034">Receive</a>(<span class="keywordtype">byte</span>* buf, <span class="keywordtype">size_t</span> bufLen);</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> GetReceiveResult();</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keywordtype">bool</span> EofReceived()<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_eofReceived;}</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span> </div><div class="line"><a name="l00143"></a><span class="lineno"><a class="line" href="class_socket_receiver.html#a8d566d018be0a0d8014c824366827b67"> 143</a></span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="class_socket_receiver.html#a8d566d018be0a0d8014c824366827b67">GetMaxWaitObjectCount</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> 1;}</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keywordtype">void</span> <a class="code" href="class_socket_receiver.html#aa851a6020843d4311036a6f4299f9a6b">GetWaitObjects</a>(<a class="code" href="class_wait_object_container.html">WaitObjectContainer</a> &container, <a class="code" href="class_call_stack.html">CallStack</a> <span class="keyword">const</span>& callStack);</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span> </div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span> <span class="keyword">private</span>:</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <a class="code" href="class_socket.html">Socket</a> &m_s;</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span> </div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="preprocessor">#ifdef USE_WINDOWS_STYLE_SOCKETS</span></div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <a class="code" href="class_windows_handle.html">WindowsHandle</a> m_event;</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  OVERLAPPED m_overlapped;</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  DWORD m_lastResult;</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keywordtype">bool</span> m_resultPending;</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> m_lastResult;</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span> </div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="keywordtype">bool</span> m_eofReceived;</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span> };</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span> </div><div class="line"><a name="l00161"></a><span class="lineno"><a class="line" href="class_socket_sender.html"> 161</a></span> <span class="keyword">class </span><a class="code" href="class_socket_sender.html">SocketSender</a> : <span class="keyword">public</span> <a class="code" href="class_network_sender.html">NetworkSender</a></div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span> {</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <a class="code" href="class_socket_sender.html">SocketSender</a>(<a class="code" href="class_socket.html">Socket</a> &s);</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span> </div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span> <span class="preprocessor">#ifdef USE_BERKELEY_STYLE_SOCKETS</span></div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keywordtype">bool</span> MustWaitToSend() {<span class="keywordflow">return</span> <span class="keyword">true</span>;}</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  ~<a class="code" href="class_socket_sender.html">SocketSender</a>();</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordtype">bool</span> MustWaitForResult() {<span class="keywordflow">return</span> <span class="keyword">true</span>;}</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="keywordtype">bool</span> MustWaitForEof() { <span class="keywordflow">return</span> <span class="keyword">true</span>; }</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keywordtype">bool</span> EofSent();</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keywordtype">void</span> Send(<span class="keyword">const</span> <span class="keywordtype">byte</span>* buf, <span class="keywordtype">size_t</span> bufLen);</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> GetSendResult();</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="keywordtype">void</span> SendEof();</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span> </div><div class="line"><a name="l00178"></a><span class="lineno"><a class="line" href="class_socket_sender.html#a2107ed320a6ccf838a610211764b4941"> 178</a></span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="class_socket_sender.html#a2107ed320a6ccf838a610211764b4941">GetMaxWaitObjectCount</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> 1;}</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="keywordtype">void</span> <a class="code" href="class_socket_sender.html#a9f5d2a6bb5665c5b93d857485c8348e4">GetWaitObjects</a>(<a class="code" href="class_wait_object_container.html">WaitObjectContainer</a> &container, <a class="code" href="class_call_stack.html">CallStack</a> <span class="keyword">const</span>& callStack);</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span> </div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="keyword">private</span>:</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <a class="code" href="class_socket.html">Socket</a> &m_s;</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span> <span class="preprocessor">#ifdef USE_WINDOWS_STYLE_SOCKETS</span></div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <a class="code" href="class_windows_handle.html">WindowsHandle</a> m_event;</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  OVERLAPPED m_overlapped;</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  DWORD m_lastResult;</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="keywordtype">bool</span> m_resultPending;</div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> m_lastResult;</div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="preprocessor">#endif</span></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> <span class="comment"></span></div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span> <span class="comment">/// socket-based implementation of NetworkSource</span></div><div class="line"><a name="l00194"></a><span class="lineno"><a class="line" href="class_socket_source.html"> 194</a></span> <span class="comment"></span><span class="keyword">class </span><a class="code" href="class_socket_source.html">SocketSource</a> : <span class="keyword">public</span> <a class="code" href="class_network_source.html">NetworkSource</a>, <span class="keyword">public</span> <a class="code" href="class_socket.html">Socket</a></div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span> {</div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <a class="code" href="class_socket_source.html">SocketSource</a>(socket_t s = INVALID_SOCKET, <span class="keywordtype">bool</span> pumpAll = <span class="keyword">false</span>, <a class="code" href="class_buffered_transformation.html">BufferedTransformation</a> *attachment = NULLPTR)</div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  : <a class="code" href="class_network_source.html">NetworkSource</a>(attachment), <a class="code" href="class_socket.html">Socket</a>(s), m_receiver(*<span class="keyword">this</span>)</div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  {</div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="keywordflow">if</span> (pumpAll)</div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <a class="code" href="class_source.html#a78f3f645fc7a1af7e7a814d8a7d22a69">PumpAll</a>();</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> </div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span> <span class="keyword">private</span>:</div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <a class="code" href="class_network_receiver.html">NetworkReceiver</a> & AccessReceiver() {<span class="keywordflow">return</span> m_receiver;}</div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <a class="code" href="class_socket_receiver.html">SocketReceiver</a> m_receiver;</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> <span class="comment"></span></div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span> <span class="comment">/// socket-based implementation of NetworkSink</span></div><div class="line"><a name="l00210"></a><span class="lineno"><a class="line" href="class_socket_sink.html"> 210</a></span> <span class="comment"></span><span class="keyword">class </span><a class="code" href="class_socket_sink.html">SocketSink</a> : <span class="keyword">public</span> <a class="code" href="class_network_sink.html">NetworkSink</a>, <span class="keyword">public</span> <a class="code" href="class_socket.html">Socket</a></div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span> {</div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <a class="code" href="class_socket_sink.html">SocketSink</a>(socket_t s=INVALID_SOCKET, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> maxBufferSize=0, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> autoFlushBound=16*1024)</div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  : <a class="code" href="class_network_sink.html">NetworkSink</a>(maxBufferSize, autoFlushBound), <a class="code" href="class_socket.html">Socket</a>(s), m_sender(*<span class="keyword">this</span>) {}</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>  <span class="keywordtype">void</span> SendEof() {ShutDown(SD_SEND);}</div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span> </div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span> <span class="keyword">private</span>:</div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <a class="code" href="class_network_sender.html">NetworkSender</a> & AccessSender() {<span class="keywordflow">return</span> m_sender;}</div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <a class="code" href="class_socket_sender.html">SocketSender</a> m_sender;</div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span> };</div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span> </div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span> NAMESPACE_END</div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span> </div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span> <span class="preprocessor">#endif // SOCKETS_AVAILABLE</span></div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span> </div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span> <span class="preprocessor">#endif // CRYPTOPP_SOCKETFT_H</span></div><div class="ttc" id="class_network_source_html"><div class="ttname"><a href="class_network_source.html">NetworkSource</a></div><div class="ttdoc">Network Source.</div><div class="ttdef"><b>Definition:</b> <a href="network_8h_source.html#l00164">network.h:164</a></div></div>
<div class="ttc" id="class_exception_html"><div class="ttname"><a href="class_exception.html">Exception</a></div><div class="ttdoc">Base class for all exceptions thrown by the library.</div><div class="ttdef"><b>Definition:</b> <a href="cryptlib_8h_source.html#l00155">cryptlib.h:155</a></div></div>
<div class="ttc" id="class_socket_html_a6417cdd4aec086457b67eb34d0964f57"><div class="ttname"><a href="class_socket.html#a6417cdd4aec086457b67eb34d0964f57">Socket::PortNameToNumber</a></div><div class="ttdeci">static unsigned int PortNameToNumber(const char *name, const char *protocol="tcp")</div><div class="ttdoc">look up the port number given its name, returns 0 if not found</div><div class="ttdef"><b>Definition:</b> <a href="socketft_8cpp_source.html#l00379">socketft.cpp:379</a></div></div>
<div class="ttc" id="class_wait_object_container_html"><div class="ttname"><a href="class_wait_object_container.html">WaitObjectContainer</a></div><div class="ttdoc">container of wait objects</div><div class="ttdef"><b>Definition:</b> <a href="wait_8h_source.html#l00169">wait.h:169</a></div></div>
<div class="ttc" id="class_socket_source_html"><div class="ttname"><a href="class_socket_source.html">SocketSource</a></div><div class="ttdoc">socket-based implementation of NetworkSource</div><div class="ttdef"><b>Definition:</b> <a href="socketft_8h_source.html#l00194">socketft.h:194</a></div></div>
<div class="ttc" id="class_o_s___error_html"><div class="ttname"><a href="class_o_s___error.html">OS_Error</a></div><div class="ttdoc">The operating system reported an error.</div><div class="ttdef"><b>Definition:</b> <a href="cryptlib_8h_source.html#l00234">cryptlib.h:234</a></div></div>
<div class="ttc" id="class_source_html_a78f3f645fc7a1af7e7a814d8a7d22a69"><div class="ttname"><a href="class_source.html#a78f3f645fc7a1af7e7a814d8a7d22a69">Source::PumpAll</a></div><div class="ttdeci">void PumpAll()</div><div class="ttdoc">Pump all data to attached transformation.</div><div class="ttdef"><b>Definition:</b> <a href="filters_8h_source.html#l01308">filters.h:1308</a></div></div>
<div class="ttc" id="cryptlib_8h_html"><div class="ttname"><a href="cryptlib_8h.html">cryptlib.h</a></div><div class="ttdoc">Abstract base classes that provide a uniform interface to this library.</div></div>
<div class="ttc" id="class_sockets_initializer_html"><div class="ttname"><a href="class_sockets_initializer.html">SocketsInitializer</a></div><div class="ttdef"><b>Definition:</b> <a href="socketft_8h_source.html#l00121">socketft.h:121</a></div></div>
<div class="ttc" id="class_socket_html_a078a98371080e50a230f6a4950e408c0"><div class="ttname"><a href="class_socket.html#a078a98371080e50a230f6a4950e408c0">Socket::ShutdownSockets</a></div><div class="ttdeci">static void ShutdownSockets()</div><div class="ttdoc">calls WSACleanup for Windows Sockets</div><div class="ttdef"><b>Definition:</b> <a href="socketft_8cpp_source.html#l00401">socketft.cpp:401</a></div></div>
<div class="ttc" id="config_8h_html"><div class="ttname"><a href="config_8h.html">config.h</a></div><div class="ttdoc">Library configuration file.</div></div>
<div class="ttc" id="class_socket_sender_html"><div class="ttname"><a href="class_socket_sender.html">SocketSender</a></div><div class="ttdef"><b>Definition:</b> <a href="socketft_8h_source.html#l00161">socketft.h:161</a></div></div>
<div class="ttc" id="class_buffered_transformation_html"><div class="ttname"><a href="class_buffered_transformation.html">BufferedTransformation</a></div><div class="ttdoc">Interface for buffered transformations.</div><div class="ttdef"><b>Definition:</b> <a href="cryptlib_8h_source.html#l01545">cryptlib.h:1545</a></div></div>
<div class="ttc" id="class_socket_receiver_html"><div class="ttname"><a href="class_socket_receiver.html">SocketReceiver</a></div><div class="ttdef"><b>Definition:</b> <a href="socketft_8h_source.html#l00128">socketft.h:128</a></div></div>
<div class="ttc" id="class_socket_sender_html_a2107ed320a6ccf838a610211764b4941"><div class="ttname"><a href="class_socket_sender.html#a2107ed320a6ccf838a610211764b4941">SocketSender::GetMaxWaitObjectCount</a></div><div class="ttdeci">unsigned int GetMaxWaitObjectCount() const</div><div class="ttdoc">Maximum number of wait objects that this object can return.</div><div class="ttdef"><b>Definition:</b> <a href="socketft_8h_source.html#l00178">socketft.h:178</a></div></div>
<div class="ttc" id="class_socket_1_1_err_html"><div class="ttname"><a href="class_socket_1_1_err.html">Socket::Err</a></div><div class="ttdoc">exception thrown by Socket class</div><div class="ttdef"><b>Definition:</b> <a href="socketft_8h_source.html#l00049">socketft.h:49</a></div></div>
<div class="ttc" id="class_socket_html_a653d3bf891dceca75bee878574b98df3"><div class="ttname"><a href="class_socket.html#a653d3bf891dceca75bee878574b98df3">Socket::StartSockets</a></div><div class="ttdeci">static void StartSockets()</div><div class="ttdoc">start Windows Sockets 2</div><div class="ttdef"><b>Definition:</b> <a href="socketft_8cpp_source.html#l00391">socketft.cpp:391</a></div></div>
<div class="ttc" id="class_socket_sink_html"><div class="ttname"><a href="class_socket_sink.html">SocketSink</a></div><div class="ttdoc">socket-based implementation of NetworkSink</div><div class="ttdef"><b>Definition:</b> <a href="socketft_8h_source.html#l00210">socketft.h:210</a></div></div>
<div class="ttc" id="queue_8h_html"><div class="ttname"><a href="queue_8h.html">queue.h</a></div><div class="ttdoc">Classes for an unlimited queue to store bytes.</div></div>
<div class="ttc" id="class_socket_html_a8c34f549b69c55bf0ee4c04ea8890bef"><div class="ttname"><a href="class_socket.html#a8c34f549b69c55bf0ee4c04ea8890bef">Socket::SetLastError</a></div><div class="ttdeci">static void SetLastError(int errorCode)</div><div class="ttdoc">sets errno or calls WSASetLastError</div><div class="ttdef"><b>Definition:</b> <a href="socketft_8cpp_source.html#l00419">socketft.cpp:419</a></div></div>
<div class="ttc" id="trap_8h_html_adf3b392588bc94cbeae9f415a78c7b95"><div class="ttname"><a href="trap_8h.html#adf3b392588bc94cbeae9f415a78c7b95">CRYPTOPP_ASSERT</a></div><div class="ttdeci">#define CRYPTOPP_ASSERT(exp)</div><div class="ttdoc">Debugging and diagnostic assertion.</div><div class="ttdef"><b>Definition:</b> <a href="trap_8h_source.html#l00060">trap.h:60</a></div></div>
<div class="ttc" id="class_socket_html"><div class="ttname"><a href="class_socket.html">Socket</a></div><div class="ttdoc">wrapper for Windows or Berkeley Sockets</div><div class="ttdef"><b>Definition:</b> <a href="socketft_8h_source.html#l00045">socketft.h:45</a></div></div>
<div class="ttc" id="class_socket_receiver_html_a31e0ccf504d9c16760051f10d749c034"><div class="ttname"><a href="class_socket_receiver.html#a31e0ccf504d9c16760051f10d749c034">SocketReceiver::Receive</a></div><div class="ttdeci">bool Receive(byte *buf, size_t bufLen)</div><div class="ttdoc">receive data from network source, returns whether result is immediately available</div><div class="ttdef"><b>Definition:</b> <a href="socketft_8cpp_source.html#l00460">socketft.cpp:460</a></div></div>
<div class="ttc" id="class_socket_receiver_html_a8d566d018be0a0d8014c824366827b67"><div class="ttname"><a href="class_socket_receiver.html#a8d566d018be0a0d8014c824366827b67">SocketReceiver::GetMaxWaitObjectCount</a></div><div class="ttdeci">unsigned int GetMaxWaitObjectCount() const</div><div class="ttdoc">Maximum number of wait objects that this object can return.</div><div class="ttdef"><b>Definition:</b> <a href="socketft_8h_source.html#l00143">socketft.h:143</a></div></div>
<div class="ttc" id="namespace_crypto_p_p_html"><div class="ttname"><a href="namespace_crypto_p_p.html">CryptoPP</a></div><div class="ttdoc">Crypto++ library namespace.</div></div>
<div class="ttc" id="class_windows_handle_html"><div class="ttname"><a href="class_windows_handle.html">WindowsHandle</a></div><div class="ttdoc">Windows Handle.</div><div class="ttdef"><b>Definition:</b> <a href="winpipes_8h_source.html#l00016">winpipes.h:16</a></div></div>
<div class="ttc" id="class_network_receiver_html"><div class="ttname"><a href="class_network_receiver.html">NetworkReceiver</a></div><div class="ttdoc">Network Receiver.</div><div class="ttdef"><b>Definition:</b> <a href="network_8h_source.html#l00093">network.h:93</a></div></div>
<div class="ttc" id="class_socket_receiver_html_aa851a6020843d4311036a6f4299f9a6b"><div class="ttname"><a href="class_socket_receiver.html#aa851a6020843d4311036a6f4299f9a6b">SocketReceiver::GetWaitObjects</a></div><div class="ttdeci">void GetWaitObjects(WaitObjectContainer &container, CallStack const &callStack)</div><div class="ttdoc">Retrieves waitable objects.</div><div class="ttdef"><b>Definition:</b> <a href="socketft_8cpp_source.html#l00490">socketft.cpp:490</a></div></div>
<div class="ttc" id="class_call_stack_html"><div class="ttname"><a href="class_call_stack.html">CallStack</a></div><div class="ttdef"><b>Definition:</b> <a href="wait_8h_source.html#l00124">wait.h:124</a></div></div>
<div class="ttc" id="class_socket_html_a9cf0d25a9da54bbe641dbb89bee452bc"><div class="ttname"><a href="class_socket.html#a9cf0d25a9da54bbe641dbb89bee452bc">Socket::GetLastError</a></div><div class="ttdeci">static int GetLastError()</div><div class="ttdoc">returns errno or WSAGetLastError</div><div class="ttdef"><b>Definition:</b> <a href="socketft_8cpp_source.html#l00410">socketft.cpp:410</a></div></div>
<div class="ttc" id="class_network_sink_html"><div class="ttname"><a href="class_network_sink.html">NetworkSink</a></div><div class="ttdoc">Network Sink.</div><div class="ttdef"><b>Definition:</b> <a href="network_8h_source.html#l00187">network.h:187</a></div></div>
<div class="ttc" id="class_network_sender_html"><div class="ttname"><a href="class_network_sender.html">NetworkSender</a></div><div class="ttdoc">Network Sender.</div><div class="ttdef"><b>Definition:</b> <a href="network_8h_source.html#l00151">network.h:151</a></div></div>
<div class="ttc" id="class_socket_sender_html_a9f5d2a6bb5665c5b93d857485c8348e4"><div class="ttname"><a href="class_socket_sender.html#a9f5d2a6bb5665c5b93d857485c8348e4">SocketSender::GetWaitObjects</a></div><div class="ttdeci">void GetWaitObjects(WaitObjectContainer &container, CallStack const &callStack)</div><div class="ttdoc">Retrieves waitable objects.</div><div class="ttdef"><b>Definition:</b> <a href="socketft_8cpp_source.html#l00596">socketft.cpp:596</a></div></div>
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