📄 class_password_based_key_derivation_function.html
字号:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8"><title>Crypto++: PasswordBasedKeyDerivationFunction Class Reference</title><link href="doxygen.css" rel="stylesheet" type="text/css"><link href="tabs.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.5.2 --><div class="tabs"> <ul> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="namespaces.html"><span>Namespaces</span></a></li> <li class="current"><a href="classes.html"><span>Classes</span></a></li> <li><a href="files.html"><span>Files</span></a></li> </ul></div><div class="tabs"> <ul> <li><a href="classes.html"><span>Alphabetical List</span></a></li> <li><a href="annotated.html"><span>Class List</span></a></li> <li><a href="hierarchy.html"><span>Class Hierarchy</span></a></li> <li><a href="functions.html"><span>Class Members</span></a></li> </ul></div><h1>PasswordBasedKeyDerivationFunction Class Reference</h1><!-- doxytag: class="PasswordBasedKeyDerivationFunction" --><code>#include <<a class="el" href="pwdbased_8h-source.html">pwdbased.h</a>></code><p><p>Inheritance diagram for PasswordBasedKeyDerivationFunction:<p><center><img src="class_password_based_key_derivation_function.png" usemap="#PasswordBasedKeyDerivationFunction_map" border="0" alt=""></center><map name="PasswordBasedKeyDerivationFunction_map"><area href="class_p_k_c_s12___p_b_k_d_f.html" alt="PKCS12_PBKDF< T >" shape="rect" coords="0,56,231,80"><area href="class_p_k_c_s5___p_b_k_d_f1.html" alt="PKCS5_PBKDF1< T >" shape="rect" coords="241,56,472,80"><area href="class_p_k_c_s5___p_b_k_d_f2___h_m_a_c.html" alt="PKCS5_PBKDF2_HMAC< T >" shape="rect" coords="482,56,713,80"></map><a href="class_password_based_key_derivation_function-members.html">List of all members.</a><hr><a name="_details"></a><h2>Detailed Description</h2>abstract base class for password based key derivation function <p><p>Definition at line <a class="el" href="pwdbased_8h-source.html#l00013">13</a> of file <a class="el" href="pwdbased_8h-source.html">pwdbased.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"><a class="anchor" name="c6a0374bddeec91d3f9825c1c48d90b8"></a><!-- doxytag: member="PasswordBasedKeyDerivationFunction::MaxDerivedKeyLength" ref="c6a0374bddeec91d3f9825c1c48d90b8" args="() const=0" -->virtual size_t </td><td class="memItemRight" valign="bottom"><b>MaxDerivedKeyLength</b> () const=0</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="6ec6d62a50c584fbbf40e078c8555dd7"></a><!-- doxytag: member="PasswordBasedKeyDerivationFunction::UsesPurposeByte" ref="6ec6d62a50c584fbbf40e078c8555dd7" args="() const=0" -->virtual bool </td><td class="memItemRight" valign="bottom"><b>UsesPurposeByte</b> () const=0</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_password_based_key_derivation_function.html#eaff60e52adddbaf6abd9ff2b64f5356">DeriveKey</a> (byte *derived, size_t derivedLen, byte purpose, const byte *password, size_t passwordLen, const byte *salt, size_t saltLen, unsigned int iterations, double timeInSeconds=0) const =0</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">derive key from password <a href="#eaff60e52adddbaf6abd9ff2b64f5356"></a><br></td></tr></table><hr><h2>Member Function Documentation</h2><a class="anchor" name="eaff60e52adddbaf6abd9ff2b64f5356"></a><!-- doxytag: member="PasswordBasedKeyDerivationFunction::DeriveKey" ref="eaff60e52adddbaf6abd9ff2b64f5356" args="(byte *derived, size_t derivedLen, byte purpose, const byte *password, size_t passwordLen, const byte *salt, size_t saltLen, unsigned int iterations, double timeInSeconds=0) const =0" --><div class="memitem"><div class="memproto"> <table class="memname"> <tr> <td class="memname">virtual unsigned int PasswordBasedKeyDerivationFunction::DeriveKey </td> <td>(</td> <td class="paramtype">byte * </td> <td class="paramname"> <em>derived</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">size_t </td> <td class="paramname"> <em>derivedLen</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">byte </td> <td class="paramname"> <em>purpose</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const byte * </td> <td class="paramname"> <em>password</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">size_t </td> <td class="paramname"> <em>passwordLen</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const byte * </td> <td class="paramname"> <em>salt</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">size_t </td> <td class="paramname"> <em>saltLen</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">unsigned int </td> <td class="paramname"> <em>iterations</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">double </td> <td class="paramname"> <em>timeInSeconds</em> = <code>0</code></td><td> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td><td width="100%"> const<code> [pure virtual]</code></td> </tr> </table></div><div class="memdoc"><p>derive key from password <p>If timeInSeconds != 0, will iterate until time elapsed, as measured by <a class="el" href="class_thread_user_timer.html" title="measure CPU time spent executing instructions of this thread (if supported by OS)...">ThreadUserTimer</a> Returns actual iteration count, which is equal to iterations if timeInSeconds == 0, and not less than iterations otherwise. <p>Implemented in <a class="el" href="class_p_k_c_s5___p_b_k_d_f1.html#e0d2eab2aaf14d0478d1bbd72e5f3e5a">PKCS5_PBKDF1< T ></a>, <a class="el" href="class_p_k_c_s5___p_b_k_d_f2___h_m_a_c.html#570d711d2a840cdcca4b574b6c20f368">PKCS5_PBKDF2_HMAC< T ></a>, and <a class="el" href="class_p_k_c_s12___p_b_k_d_f.html#2e252ab8024d3aab6f8bb6f239ce1ce0">PKCS12_PBKDF< T ></a>.</div></div><p><hr>The documentation for this class was generated from the following file:<ul><li><a class="el" href="pwdbased_8h-source.html">pwdbased.h</a></ul><hr size="1"><address style="text-align: right;"><small>Generated on Fri Jun 1 11:11:44 2007 for Crypto++ by <a href="http://www.doxygen.org/index.html"><img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.2 </small></address></body></html>⌨️ 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 + -