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<a href="encryption_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="preprocessor">#ifndef LIBFILEZILLA_ENCRYPTION_HEADER</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="preprocessor">#define LIBFILEZILLA_ENCRYPTION_HEADER</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> </div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include "<a class="code" href="libfilezilla_8hpp.html">libfilezilla.hpp</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">#include <vector></span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include <string></span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> </div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="keyword">namespace </span><a class="code" href="namespacefz.html">fz</a> {</div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> </div><div class="line"><a name="l00021"></a><span class="lineno"><a class="line" href="classfz_1_1public__key.html"> 21</a></span> <span class="keyword">class </span>FZ_PUBLIC_SYMBOL <a class="code" href="classfz_1_1public__key.html">public_key</a></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> {</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  <span class="keyword">enum</span> {</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  key_size = 32,</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  salt_size = 32</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  };</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="keyword">explicit</span> <span class="keyword">operator</span> bool()<span class="keyword"> const </span>{</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <span class="keywordflow">return</span> key_.size() == key_size && salt_.size() == salt_size;</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  }</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> </div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="keywordtype">bool</span> operator==(<a class="code" href="classfz_1_1public__key.html">public_key</a> <span class="keyword">const</span>& rhs)<span class="keyword"> const </span>{</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="keywordflow">return</span> key_ == rhs.key_ && salt_ == rhs.salt_;</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  }</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keywordtype">bool</span> operator!=(<a class="code" href="classfz_1_1public__key.html">public_key</a> <span class="keyword">const</span>& rhs)<span class="keyword"> const </span>{</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keywordflow">return</span> !(*<span class="keyword">this</span> == rhs);</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  }</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keywordtype">bool</span> operator<(<a class="code" href="classfz_1_1public__key.html">public_key</a> <span class="keyword">const</span>& rhs)<span class="keyword"> const </span>{</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keywordflow">return</span> key_ < rhs.key_ || (key_ == rhs.key_ && salt_ < rhs.salt_);</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  }</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> </div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  std::string to_base64() <span class="keyword">const</span>;</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keyword">static</span> <a class="code" href="classfz_1_1public__key.html">public_key</a> from_base64(std::string_view <span class="keyword">const</span>& base64);</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> </div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  std::vector<uint8_t> key_;</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  std::vector<uint8_t> salt_;</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> };</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> </div><div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="classfz_1_1private__key.html"> 57</a></span> <span class="keyword">class </span>FZ_PUBLIC_SYMBOL <a class="code" href="classfz_1_1private__key.html">private_key</a></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> <span class="keyword">public</span>:</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keyword">enum</span> {</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  key_size = 32,</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  salt_size = 32</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  };</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keyword">static</span> <a class="code" href="classfz_1_1private__key.html">private_key</a> generate();</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keyword">static</span> <a class="code" href="classfz_1_1private__key.html">private_key</a> from_password(std::vector<uint8_t> <span class="keyword">const</span>& password, std::vector<uint8_t> <span class="keyword">const</span>& salt);</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keyword">static</span> <a class="code" href="classfz_1_1private__key.html">private_key</a> from_password(std::string_view <span class="keyword">const</span>& password, std::vector<uint8_t> <span class="keyword">const</span>& salt)</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  {</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keywordflow">return</span> from_password(std::vector<uint8_t>(password.begin(), password.end()), salt);</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  }</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span> </div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keyword">explicit</span> <span class="keyword">operator</span> bool()<span class="keyword"> const </span>{</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keywordflow">return</span> key_.size() == key_size && salt_.size() == salt_size;</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  }</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span> </div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  std::vector<uint8_t> <span class="keyword">const</span>& salt()<span class="keyword"> const </span>{</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keywordflow">return</span> salt_;</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  }</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span> </div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <a class="code" href="classfz_1_1public__key.html">public_key</a> pubkey() <span class="keyword">const</span>;</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> </div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  std::vector<uint8_t> shared_secret(<a class="code" href="classfz_1_1public__key.html">public_key</a> <span class="keyword">const</span>& pub) <span class="keyword">const</span>;</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span> </div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  std::string to_base64() <span class="keyword">const</span>;</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keyword">static</span> <a class="code" href="classfz_1_1private__key.html">private_key</a> from_base64(std::string_view <span class="keyword">const</span>& base64);</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> </div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="keyword">private</span>:</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  std::vector<uint8_t> key_;</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  std::vector<uint8_t> salt_;</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> </div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> std::vector<uint8_t> FZ_PUBLIC_SYMBOL <a class="code" href="namespacefz.html#a3a16c70339e1f57a7ae04749429b57d7">encrypt</a>(std::vector<uint8_t> <span class="keyword">const</span>& plain, <a class="code" href="classfz_1_1public__key.html">public_key</a> <span class="keyword">const</span>& pub, <span class="keywordtype">bool</span> authenticated = <span class="keyword">true</span>);</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span> std::vector<uint8_t> FZ_PUBLIC_SYMBOL <a class="code" href="namespacefz.html#a3a16c70339e1f57a7ae04749429b57d7">encrypt</a>(std::string_view <span class="keyword">const</span>& plain, <a class="code" href="classfz_1_1public__key.html">public_key</a> <span class="keyword">const</span>& pub, <span class="keywordtype">bool</span> authenticated = <span class="keyword">true</span>);</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span> std::vector<uint8_t> FZ_PUBLIC_SYMBOL <a class="code" href="namespacefz.html#a3a16c70339e1f57a7ae04749429b57d7">encrypt</a>(uint8_t <span class="keyword">const</span>* plain, <span class="keywordtype">size_t</span> size, <a class="code" href="classfz_1_1public__key.html">public_key</a> <span class="keyword">const</span>& pub, <span class="keywordtype">bool</span> authenticated = <span class="keyword">true</span>);</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span> </div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span> std::vector<uint8_t> FZ_PUBLIC_SYMBOL <a class="code" href="namespacefz.html#a103f724db711d9a325510058995e5ae7">decrypt</a>(std::vector<uint8_t> <span class="keyword">const</span>& chiper, <a class="code" href="classfz_1_1private__key.html">private_key</a> <span class="keyword">const</span>& priv, <span class="keywordtype">bool</span> authenticated = <span class="keyword">true</span>);</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span> std::vector<uint8_t> FZ_PUBLIC_SYMBOL <a class="code" href="namespacefz.html#a103f724db711d9a325510058995e5ae7">decrypt</a>(std::string_view <span class="keyword">const</span>& chiper, <a class="code" href="classfz_1_1private__key.html">private_key</a> <span class="keyword">const</span>& priv, <span class="keywordtype">bool</span> authenticated = <span class="keyword">true</span>);</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> std::vector<uint8_t> FZ_PUBLIC_SYMBOL <a class="code" href="namespacefz.html#a103f724db711d9a325510058995e5ae7">decrypt</a>(uint8_t <span class="keyword">const</span>* cipher, <span class="keywordtype">size_t</span> size, <a class="code" href="classfz_1_1private__key.html">private_key</a> <span class="keyword">const</span>& priv, <span class="keywordtype">bool</span> authenticated = <span class="keyword">true</span>);</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span> </div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span> }</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="preprocessor">#endif</span></div><div class="ttc" id="namespacefz_html_a3a16c70339e1f57a7ae04749429b57d7"><div class="ttname"><a href="namespacefz.html#a3a16c70339e1f57a7ae04749429b57d7">fz::encrypt</a></div><div class="ttdeci">std::vector< uint8_t > encrypt(std::vector< uint8_t > const &plain, public_key const &pub, bool authenticated=true)</div><div class="ttdoc">Encrypt the plaintext to the given public key.</div></div>
<div class="ttc" id="classfz_1_1public__key_html"><div class="ttname"><a href="classfz_1_1public__key.html">fz::public_key</a></div><div class="ttdoc">Represents a X25519 public key with associated salt.</div><div class="ttdef"><b>Definition:</b> encryption.hpp:21</div></div>
<div class="ttc" id="namespacefz_html_a103f724db711d9a325510058995e5ae7"><div class="ttname"><a href="namespacefz.html#a103f724db711d9a325510058995e5ae7">fz::decrypt</a></div><div class="ttdeci">std::vector< uint8_t > decrypt(std::vector< uint8_t > const &chiper, private_key const &priv, bool authenticated=true)</div><div class="ttdoc">Decrypt the ciphertext using the given private key.</div></div>
<div class="ttc" id="namespacefz_html"><div class="ttname"><a href="namespacefz.html">fz</a></div><div class="ttdoc">The namespace used by libfilezilla.</div><div class="ttdef"><b>Definition:</b> apply.hpp:17</div></div>
<div class="ttc" id="libfilezilla_8hpp_html"><div class="ttname"><a href="libfilezilla_8hpp.html">libfilezilla.hpp</a></div><div class="ttdoc">Sets some global macros and further includes string.hpp.</div></div>
<div class="ttc" id="classfz_1_1private__key_html"><div class="ttname"><a href="classfz_1_1private__key.html">fz::private_key</a></div><div class="ttdoc">Represents a X25519 private key with associated salt.</div><div class="ttdef"><b>Definition:</b> encryption.hpp:57</div></div>
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