📄 class_p_k___encryptor.html
字号:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"><title>Crypto++: PK_Encryptor class Reference</title><link href="doxygen.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.3.2 --><div class="qindex"><a class="qindex" href="index.html">Main Page</a> | <a class="qindex" href="namespaces.html">Namespace List</a> | <a class="qindex" href="hierarchy.html">Class Hierarchy</a> | <a class="qindex" href="classes.html">Alphabetical List</a> | <a class="qindex" href="annotated.html">Compound List</a> | <a class="qindex" href="files.html">File List</a> | <a class="qindex" href="namespacemembers.html">Namespace Members</a> | <a class="qindex" href="functions.html">Compound Members</a> | <a class="qindex" href="globals.html">File Members</a></div><h1>PK_Encryptor Class Reference</h1><code>#include <<a class="el" href="cryptlib_8h-source.html">cryptlib.h</a>></code><p><p>Inheritance diagram for PK_Encryptor:<p><center><img src="class_p_k___encryptor.png" usemap="#PK_Encryptor_map" border="0" alt=""></center><map name="PK_Encryptor_map"><area href="class_p_k___crypto_system.html" alt="PK_CryptoSystem" shape="rect" coords="190,168,943,192"><area href="class_public_key_algorithm.html" alt="PublicKeyAlgorithm" shape="rect" coords="953,168,1706,192"><area href="class_asymmetric_algorithm.html" alt="AsymmetricAlgorithm" shape="rect" coords="953,112,1706,136"><area href="class_algorithm.html" alt="Algorithm" shape="rect" coords="953,56,1706,80"><area href="class_clonable.html" alt="Clonable" shape="rect" coords="953,0,1706,24"><area href="class_d_l___crypto_system_base.html" alt="DL_CryptoSystemBase< PK_Encryptor, DL_PublicKey< SCHEME_OPTIONS::Element > >" shape="rect" coords="0,280,753,304"><area href="class_p_k___fixed_length_encryptor.html" alt="PK_FixedLengthEncryptor" shape="rect" coords="1144,280,1897,304"><area href="class_d_l___encryptor_base.html" alt="DL_EncryptorBase< SCHEME_OPTIONS::Element >" shape="rect" coords="0,336,753,360"><area href="class_d_l___crypto_system_base.html" alt="DL_CryptoSystemBase< PK_FixedLengthEncryptor, DL_PublicKey< Integer > >" shape="rect" coords="763,336,1516,360"><area href="class_t_f___crypto_system_base.html" alt="TF_CryptoSystemBase< PK_FixedLengthEncryptor, TF_Base< RandomizedTrapdoorFunction > >" shape="rect" coords="1526,336,2279,360"><area href="class_d_l___encryptor_base.html" alt="DL_EncryptorBase< Integer, PK_FixedLengthEncryptor >" shape="rect" coords="763,392,1516,416"><area href="class_t_f___encryptor_base.html" alt="TF_EncryptorBase" shape="rect" coords="1526,392,2279,416"><area href="class_d_l___object_impl_base.html" alt="DL_ObjectImplBase< DL_EncryptorBase< SCHEME_OPTIONS::Element >, SCHEME_OPTIONS, SCHEME_OPTIONS::PublicKey >" shape="rect" coords="0,448,753,472"><area href="class_d_l___object_impl.html" alt="DL_ObjectImpl< DL_EncryptorBase< SCHEME_OPTIONS::Element >, SCHEME_OPTIONS, SCHEME_OPTIONS::PublicKey >" shape="rect" coords="0,504,753,528"><area href="class_d_l___object_impl_base.html" alt="DL_ObjectImplBase< DL_EncryptorBase< Integer, PK_FixedLengthEncryptor >, SchemeOptions, SchemeOptions::PublicKey >" shape="rect" coords="763,504,1516,528"><area href="class_t_f___object_impl_base.html" alt="TF_ObjectImplBase< TF_EncryptorBase, SCHEME_OPTIONS, SCHEME_OPTIONS::PublicKey >" shape="rect" coords="1526,504,2279,528"><area href="class_d_l___public_object_impl.html" alt="DL_PublicObjectImpl< DL_EncryptorBase< SCHEME_OPTIONS::Element >, SCHEME_OPTIONS >" shape="rect" coords="0,560,753,584"><area href="class_t_f___object_impl.html" alt="TF_ObjectImpl< TF_EncryptorBase, SCHEME_OPTIONS, SCHEME_OPTIONS::PublicKey >" shape="rect" coords="1526,560,2279,584"><area href="class_d_l___encryptor_impl.html" alt="DL_EncryptorImpl< SCHEME_OPTIONS >" shape="rect" coords="0,616,753,640"><area href="class_t_f___public_object_impl.html" alt="TF_PublicObjectImpl< TF_EncryptorBase, SCHEME_OPTIONS >" shape="rect" coords="1526,616,2279,640"><area href="class_t_f___encryptor_impl.html" alt="TF_EncryptorImpl< SCHEME_OPTIONS >" shape="rect" coords="1526,672,2279,696"></map><a href="class_p_k___encryptor-members.html">List of all members.</a><hr><a name="_details"></a><h2>Detailed Description</h2>interface for public-key encryptors <p><p>Definition at line <a class="el" href="cryptlib_8h-source.html#l01122">1122</a> of file <a class="el" href="cryptlib_8h-source.html">cryptlib.h</a>.<table border=0 cellpadding=0 cellspacing=0><tr><td></td></tr><tr><td colspan=2><br><h2>Public Member Functions</h2></td></tr><tr><td class="memItemLeft" nowrap align=right valign=top>virtual void </td><td class="memItemRight" valign=bottom><a class="el" href="class_p_k___encryptor.html#_t_f___crypto_system_base_3_01_p_k___fixed_length_encryptor_00_01_t_f___base_3_01_randomized_trapdoor_function_01_4_01_4a2">Encrypt</a> (<a class="el" href="class_random_number_generator.html">RandomNumberGenerator</a> &rng, const byte *plainText, unsigned int plainTextLength, byte *cipherText) const=0</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">encrypt a byte string </em> <a href="#_t_f___crypto_system_base_3_01_p_k___fixed_length_encryptor_00_01_t_f___base_3_01_randomized_trapdoor_function_01_4_01_4a2"></a><em><br><br></td></tr><tr><td class="memItemLeft" nowrap align=right valign=top>virtual <a class="el" href="class_buffered_transformation.html">BufferedTransformation</a> * </td><td class="memItemRight" valign=bottom><a class="el" href="class_p_k___encryptor.html#_t_f___public_object_impl_3_01_t_f___encryptor_base_00_01_s_c_h_e_m_e___o_p_t_i_o_n_s_01_4a12">CreateEncryptionFilter</a> (<a class="el" href="class_random_number_generator.html">RandomNumberGenerator</a> &rng, <a class="el" href="class_buffered_transformation.html">BufferedTransformation</a> *attachment=NULL) const</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">create a new encryption filter </em> <a href="#_t_f___public_object_impl_3_01_t_f___encryptor_base_00_01_s_c_h_e_m_e___o_p_t_i_o_n_s_01_4a12"></a><em><br><br></td></tr><tr><td class="memItemLeft" nowrap align=right valign=top>virtual unsigned int </td><td class="memItemRight" valign=bottom><a class="el" href="class_p_k___encryptor.html#_t_f___public_object_impl_3_01_t_f___encryptor_base_00_01_s_c_h_e_m_e___o_p_t_i_o_n_s_01_4a13">MaxPlaintextLength</a> (unsigned int cipherTextLength) const=0</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">maximum length of plaintext for a given ciphertext length </em> <a href="#_t_f___public_object_impl_3_01_t_f___encryptor_base_00_01_s_c_h_e_m_e___o_p_t_i_o_n_s_01_4a13"></a><em><br><br></td></tr><tr><td class="memItemLeft" nowrap align=right valign=top>virtual unsigned int </td><td class="memItemRight" valign=bottom><a class="el" href="class_p_k___encryptor.html#_t_f___public_object_impl_3_01_t_f___encryptor_base_00_01_s_c_h_e_m_e___o_p_t_i_o_n_s_01_4a15">CiphertextLength</a> (unsigned int plainTextLength) const=0</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">calculate length of ciphertext given length of plaintext </em> <a href="#_t_f___public_object_impl_3_01_t_f___encryptor_base_00_01_s_c_h_e_m_e___o_p_t_i_o_n_s_01_4a15"></a><em><br><br></td></tr><tr><td class="memItemLeft" nowrap align=right valign=top><a name="_verifier_with_recovery_templatea19" doxytag="PK_Encryptor::AccessMaterial"></a><a class="el" href="class_crypto_material.html">CryptoMaterial</a> & </td><td class="memItemRight" valign=bottom><a class="el" href="class_p_k___encryptor.html#_verifier_with_recovery_templatea19">AccessMaterial</a> ()</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">returns a reference to the crypto material used by this object <br><br></td></tr><tr><td class="memItemLeft" nowrap align=right valign=top><a name="_verifier_with_recovery_templatea20" doxytag="PK_Encryptor::GetMaterial"></a>const <a class="el" href="class_crypto_material.html">CryptoMaterial</a> & </td><td class="memItemRight" valign=bottom><a class="el" href="class_p_k___encryptor.html#_verifier_with_recovery_templatea20">GetMaterial</a> () const</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">returns a const reference to the crypto material used by this object <br><br></td></tr><tr><td class="memItemLeft" nowrap align=right valign=top><a name="_t_f___encryptor_basea10" doxytag="PK_Encryptor::AccessPublicKey"></a>virtual <a class="el" href="class_public_key.html">PublicKey</a> & </td><td class="memItemRight" valign=bottom><b>AccessPublicKey</b> ()=0</td></tr><tr><td class="memItemLeft" nowrap align=right valign=top><a name="_verifier_with_recovery_templatea21" doxytag="PK_Encryptor::GetPublicKey"></a>virtual const <a class="el" href="class_public_key.html">PublicKey</a> & </td><td class="memItemRight" valign=bottom><b>GetPublicKey</b> () const</td></tr><tr><td class="memItemLeft" nowrap align=right valign=top><a name="_x_t_r___d_ha24" doxytag="PK_Encryptor::BERDecode"></a>void </td><td class="memItemRight" valign=bottom><a class="el" href="class_p_k___encryptor.html#_x_t_r___d_ha24">BERDecode</a> (<a class="el" href="class_buffered_transformation.html">BufferedTransformation</a> &bt)</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">for backwards compatibility, calls <a class="el" href="class_asymmetric_algorithm.html#_asymmetric_algorithma0">AccessMaterial()</a>.Load(bt) <br><br></td></tr><tr><td class="memItemLeft" nowrap align=right valign=top><a name="_verifier_with_recovery_templatea23" doxytag="PK_Encryptor::DEREncode"></a>void </td><td class="memItemRight" valign=bottom><a class="el" href="class_p_k___encryptor.html#_verifier_with_recovery_templatea23">DEREncode</a> (<a class="el" href="class_buffered_transformation.html">BufferedTransformation</a> &bt) const</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">for backwards compatibility, calls <a class="el" href="class_asymmetric_algorithm.html#_asymmetric_algorithma1">GetMaterial()</a>.Save(bt) <br><br></td></tr><tr><td class="memItemLeft" nowrap align=right valign=top><a name="_zlib_decompressora17" doxytag="PK_Encryptor::AlgorithmName"></a>virtual std::string </td><td class="memItemRight" valign=bottom><a class="el" href="class_p_k___encryptor.html#_zlib_decompressora17">AlgorithmName</a> () const</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">returns name of this algorithm, not universally implemented yet <br><br></td></tr><tr><td class="memItemLeft" nowrap align=right valign=top><a name="_zlib_decompressora18" doxytag="PK_Encryptor::Clone"></a>virtual <a class="el" href="class_clonable.html">Clonable</a> * </td><td class="memItemRight" valign=bottom><a class="el" href="class_p_k___encryptor.html#_zlib_decompressora18">Clone</a> () const</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">this is not implemented by most classes yet <br><br></td></tr></table><hr><h2>Member Function Documentation</h2><a name="_t_f___crypto_system_base_3_01_p_k___fixed_length_encryptor_00_01_t_f___base_3_01_randomized_trapdoor_function_01_4_01_4a2" doxytag="PK_Encryptor::Encrypt"></a><p><table class="mdTable" width="100%" cellpadding="2" cellspacing="0"> <tr> <td class="mdRow"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top"> virtual void PK_Encryptor::Encrypt </td> <td class="md" valign="top">( </td> <td class="md" nowrap valign="top"><a class="el" href="class_random_number_generator.html">RandomNumberGenerator</a> & </td> <td class="mdname" nowrap> <em>rng</em>, </td> </tr> <tr> <td></td> <td></td> <td class="md" nowrap>const byte * </td> <td class="mdname" nowrap> <em>plainText</em>, </td> </tr> <tr> <td></td> <td></td> <td class="md" nowrap>unsigned int </td> <td class="mdname" nowrap> <em>plainTextLength</em>, </td> </tr> <tr> <td></td> <td></td> <td class="md" nowrap>byte * </td> <td class="mdname" nowrap> <em>cipherText</em></td> </tr> <tr> <td></td> <td class="md">) </td> <td class="md" colspan="2"> const<code> [pure virtual]</code></td> </tr> </table> </td> </tr></table><table cellspacing=5 cellpadding=0 border=0> <tr> <td> </td> <td>⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -