<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <title>Crypto++: DL_VerifierBase< T > Class Template Reference</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <link href="doxygen.css" rel="stylesheet" type="text/css"/> </head> <body> <!-- Generated by Doxygen 1.6.1 --> <div class="navigation" id="top"> <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="annotated.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="annotated.html"><span>Class List</span></a></li> <li><a href="classes.html"><span>Class Index</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> </div> <div class="contents"> <h1>DL_VerifierBase< T > Class Template Reference</h1><!-- doxytag: class="DL_VerifierBase" --><!-- doxytag: inherits="DL_SignatureSchemeBase< PK_Verifier, DL_PublicKey< T > >" --> <p>_ <a href="#_details">More...</a></p> <p><code>#include <<a class="el" href="pubkey_8h_source.html">pubkey.h</a>></code></p> <div class="dynheader"> Inheritance diagram for DL_VerifierBase< T >:</div> <div class="dynsection"> <div class="center"> <img src="class_d_l___verifier_base.gif" usemap="#DL_VerifierBase< T >_map" alt=""/> <map id="DL_VerifierBase< T >_map" name="DL_VerifierBase< T >_map"> <area href="class_d_l___signature_scheme_base.html" alt="DL_SignatureSchemeBase< PK_Verifier, DL_PublicKey< T > >" shape="rect" coords="382,280,754,304"/> <area href="class_p_k___verifier.html" alt="PK_Verifier" shape="rect" coords="191,224,563,248"/> <area href="class_d_l___base.html" alt="DL_Base< DL_PublicKey< T > >" shape="rect" coords="573,224,945,248"/> <area href="class_p_k___signature_scheme.html" alt="PK_SignatureScheme" shape="rect" coords="0,168,372,192"/> <area href="class_public_key_algorithm.html" alt="PublicKeyAlgorithm" shape="rect" coords="382,168,754,192"/> <area href="class_asymmetric_algorithm.html" alt="AsymmetricAlgorithm" shape="rect" coords="382,112,754,136"/> <area href="class_algorithm.html" alt="Algorithm" shape="rect" coords="382,56,754,80"/> <area href="class_clonable.html" alt="Clonable" shape="rect" coords="382,0,754,24"/> </map> </div> </div> <p><a href="class_d_l___verifier_base-members.html">List of all members.</a></p> <table border="0" cellpadding="0" cellspacing="0"> <tr><td colspan="2"><h2>Public Member Functions</h2></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a488eb7c192589ca5407e5099bda82166"></a><!-- doxytag: member="DL_VerifierBase::InputSignature" ref="a488eb7c192589ca5407e5099bda82166" args="(PK_MessageAccumulator &messageAccumulator, const byte *signature, size_t signatureLength) const " --> void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_d_l___verifier_base.html#a488eb7c192589ca5407e5099bda82166">InputSignature</a> (<a class="el" href="class_p_k___message_accumulator.html">PK_MessageAccumulator</a> &messageAccumulator, const byte *signature, size_t signatureLength) const </td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">input signature into a message accumulator <br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ad0b34892f6f185987d6662a3b842df97"></a><!-- doxytag: member="DL_VerifierBase::VerifyAndRestart" ref="ad0b34892f6f185987d6662a3b842df97" args="(PK_MessageAccumulator &messageAccumulator) const " --> bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_d_l___verifier_base.html#ad0b34892f6f185987d6662a3b842df97">VerifyAndRestart</a> (<a class="el" href="class_p_k___message_accumulator.html">PK_MessageAccumulator</a> &messageAccumulator) const </td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">check whether messageAccumulator contains a valid signature and message, and restart messageAccumulator <br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="struct_decoding_result.html">DecodingResult</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_d_l___verifier_base.html#ab37d4d41fcc169d71b5b3a9d1e508270">RecoverAndRestart</a> (byte *recoveredMessage, <a class="el" href="class_p_k___message_accumulator.html">PK_MessageAccumulator</a> &messageAccumulator) const </td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">recover a message from its signature <a href="#ab37d4d41fcc169d71b5b3a9d1e508270"></a><br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ad6ae2e613adb912c3860182a9cb027af"></a><!-- doxytag: member="DL_VerifierBase::SignatureLength" ref="ad6ae2e613adb912c3860182a9cb027af" args="() const" --> size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="class_d_l___signature_scheme_base.html#ad6ae2e613adb912c3860182a9cb027af">SignatureLength</a> () const</td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">signature length if it only depends on the key, otherwise 0 <br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a248fb009c6bc306e3cf88b048e90a948"></a><!-- doxytag: member="DL_VerifierBase::MaxRecoverableLength" ref="a248fb009c6bc306e3cf88b048e90a948" args="() const" --> size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="class_d_l___signature_scheme_base.html#a248fb009c6bc306e3cf88b048e90a948">MaxRecoverableLength</a> () const</td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">length of longest message that can be recovered, or 0 if this signature scheme does not support message recovery <br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a0783f3f292fb2c1d66949cee5361ddcc"></a><!-- doxytag: member="DL_VerifierBase::MaxRecoverableLengthFromSignatureLength" ref="a0783f3f292fb2c1d66949cee5361ddcc" args="(size_t signatureLength) const" --> size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="class_d_l___signature_scheme_base.html#a0783f3f292fb2c1d66949cee5361ddcc">MaxRecoverableLengthFromSignatureLength</a> (size_t signatureLength) const</td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">length of longest message that can be recovered from a signature of given length, or 0 if this signature scheme does not support message recovery <br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_d_l___signature_scheme_base.html#ae87d7260e0768b1142cd7c9e8752296c">IsProbabilistic</a> () const</td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">requires a random number generator to sign <a href="#ae87d7260e0768b1142cd7c9e8752296c"></a><br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a42afaadc73dcd76d0c0d1c11ae2c3619"></a><!-- doxytag: member="DL_VerifierBase::AllowNonrecoverablePart" ref="a42afaadc73dcd76d0c0d1c11ae2c3619" args="() const" --> bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_d_l___signature_scheme_base.html#a42afaadc73dcd76d0c0d1c11ae2c3619">AllowNonrecoverablePart</a> () const</td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">whether or not a non-recoverable message part can be signed <br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a5ee403e1fa8a48911cb97abf5e584504"></a><!-- doxytag: member="DL_VerifierBase::RecoverablePartFirst" ref="a5ee403e1fa8a48911cb97abf5e584504" args="() const" --> bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_d_l___signature_scheme_base.html#a5ee403e1fa8a48911cb97abf5e584504">RecoverablePartFirst</a> () const</td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">whether you must input the recoverable part before the non-recoverable part during signing <br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="acd874268dab653dde01409fc9dfd2069"></a><!-- doxytag: member="DL_VerifierBase::NewVerificationAccumulator" ref="acd874268dab653dde01409fc9dfd2069" args="() const =0" --> virtual <a class="el" href="class_p_k___message_accumulator.html">PK_MessageAccumulator</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="class_p_k___verifier.html#acd874268dab653dde01409fc9dfd2069">NewVerificationAccumulator</a> () const =0</td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">create a new <a class="el" href="class_hash_transformation.html" title="interface for hash functions and data processing part of MACs">HashTransformation</a> to accumulate the message to be verified <br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a002461c71eaacb022a0d169975a6f752"></a><!-- doxytag: member="DL_VerifierBase::Verify" ref="a002461c71eaacb022a0d169975a6f752" args="(PK_MessageAccumulator *messageAccumulator) const " --> virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_p_k___verifier.html#a002461c71eaacb022a0d169975a6f752">Verify</a> (<a class="el" href="class_p_k___message_accumulator.html">PK_MessageAccumulator</a> *messageAccumulator) const </td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">check whether messageAccumulator contains a valid signature and message, and delete messageAccumulator (even in case of exception thrown) <br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a4640a967fd291f8be86c1b721dc73b2d"></a><!-- doxytag: member="DL_VerifierBase::VerifyMessage" ref="a4640a967fd291f8be86c1b721dc73b2d" args="(const byte *message, size_t messageLen, const byte *signature, size_t signatureLength) const " --> virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_p_k___verifier.html#a4640a967fd291f8be86c1b721dc73b2d">VerifyMessage</a> (const byte *message, size_t messageLen, const byte *signature, size_t signatureLength) const </td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">check whether input signature is a valid signature for input message <br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="struct_decoding_result.html">DecodingResult</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_p_k___verifier.html#a25a928c76d7bc73e1a04d85266b46382">Recover</a> (byte *recoveredMessage, <a class="el" href="class_p_k___message_accumulator.html">PK_MessageAccumulator</a> *messageAccumulator) const </td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">recover a message from its signature <a href="#a25a928c76d7bc73e1a04d85266b46382"></a><br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="struct_decoding_result.html">DecodingResult</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_p_k___verifier.html#a95dff7c35894d953b54d09d1973787da">RecoverMessage</a> (byte *recoveredMessage, const byte *nonrecoverableMessage, size_t nonrecoverableMessageLength, const byte *signature, size_t signatureLength) const </td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">recover a message from its signature <a href="#a95dff7c35894d953b54d09d1973787da"></a><br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="af04668d211a923ba03f2721c220272e9"></a><!-- doxytag: member="DL_VerifierBase::MaxSignatureLength" ref="af04668d211a923ba03f2721c220272e9" args="(size_t recoverablePartLength=0) const " --> virtual size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="class_p_k___signature_scheme.html#af04668d211a923ba03f2721c220272e9">MaxSignatureLength</a> (size_t recoverablePartLength=0) const </td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">maximum signature length produced for a given length of recoverable message part <br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a780bca8d276b62bd28a54382f208ce36"></a><!-- doxytag: member="DL_VerifierBase::SignatureUpfront" ref="a780bca8d276b62bd28a54382f208ce36" args="() const " --> virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_p_k___signature_scheme.html#a780bca8d276b62bd28a54382f208ce36">SignatureUpfront</a> () const </td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">if this function returns true, during verification you must input the signature before the message, otherwise you can input it at anytime */ <br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a74b77db3086e07caf5506fda9ec204e7"></a><!-- doxytag: member="DL_VerifierBase::AccessMaterial" ref="a74b77db3086e07caf5506fda9ec204e7" args="()" --> <a class="el" href="class_crypto_material.html">CryptoMaterial</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="class_public_key_algorithm.html#a74b77db3086e07caf5506fda9ec204e7">AccessMaterial</a> ()</td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">returns a reference to the crypto material used by this object <br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="aadbb6acca8905a61d75f1951d53a90e5"></a><!-- doxytag: member="DL_VerifierBase::GetMaterial" ref="aadbb6acca8905a61d75f1951d53a90e5" args="() const " --> const <a class="el" href="class_crypto_material.html">CryptoMaterial</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="class_public_key_algorithm.html#aadbb6acca8905a61d75f1951d53a90e5">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/></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a47cd0fed475280962ab6337c6c57c882"></a><!-- doxytag: member="DL_VerifierBase::AccessPublicKey" ref="a47cd0fed475280962ab6337c6c57c882" args="()=0" --> 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" align="right" valign="top"><a class="anchor" id="abeb33c2c3b6b362ba37f2d39fbf75834"></a><!-- doxytag: member="DL_VerifierBase::GetPublicKey" ref="abeb33c2c3b6b362ba37f2d39fbf75834" args="() const " --> 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" align="right" valign="top"><a class="anchor" id="a522dbfcd5c1a46bf1be301cec26d6534"></a><!-- doxytag: member="DL_VerifierBase::BERDecode" ref="a522dbfcd5c1a46bf1be301cec26d6534" args="(BufferedTransformation &bt)" --> void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_asymmetric_algorithm.html#a522dbfcd5c1a46bf1be301cec26d6534">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#ad99d55413166b69a0a12e10d111926c8" title="returns a reference to the crypto material used by this object">AccessMaterial()</a>.Load(bt) <br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a2d704079890783422b0a44653480ab83"></a><!-- doxytag: member="DL_VerifierBase::DEREncode" ref="a2d704079890783422b0a44653480ab83" args="(BufferedTransformation &bt) const " --> void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_asymmetric_algorithm.html#a2d704079890783422b0a44653480ab83">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#adf9cc798c5a2d20ab3436dbad8e6df2d" title="returns a const reference to the crypto material used by this object">GetMaterial()</a>.Save(bt) <br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="acd21c6715add4884fa043eaf51655039"></a><!-- doxytag: member="DL_VerifierBase::AlgorithmName" ref="acd21c6715add4884fa043eaf51655039" args="() const " --> virtual std::string </td><td class="memItemRight" valign="bottom"><a class="el" href="class_algorithm.html#acd21c6715add4884fa043eaf51655039">AlgorithmName</a> () const </td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">returns name of this algorithm, not universally implemented yet <br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a24b43349a71e1f98508eeb10b31a0a62"></a><!-- doxytag: member="DL_VerifierBase::Clone" ref="a24b43349a71e1f98508eeb10b31a0a62" args="() const " --> virtual <a class="el" href="class_clonable.html">Clonable</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="class_clonable.html#a24b43349a71e1f98508eeb10b31a0a62">Clone</a> () const </td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">this is not implemented by most classes yet <br/></td></tr> <tr><td colspan="2"><h2>Protected Types</h2></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="afd4bfa675133a35fe8e2f5b43d0d58cf"></a><!-- doxytag: member="DL_VerifierBase::KeyInterface" ref="afd4bfa675133a35fe8e2f5b43d0d58cf" args="" --> typedef <a class="el" href="class_d_l___public_key.html">DL_PublicKey</a>< T > </td><td class="memItemRight" valign="bottom"><b>KeyInterface</b></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a262cca9b2150f88c5bbad144b6f98bdf"></a><!-- doxytag: member="DL_VerifierBase::Element" ref="a262cca9b2150f88c5bbad144b6f98bdf" args="" --> typedef <a class="el" href="class_d_l___public_key.html">DL_PublicKey</a>< T >::Element </td><td class="memItemRight" valign="bottom"><b>Element</b></td></tr> <tr><td colspan="2"><h2>Protected Member Functions</h2></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ad92fc441759cc162b0c3fe387cac1464"></a><!-- doxytag: member="DL_VerifierBase::MessageRepresentativeLength" ref="ad92fc441759cc162b0c3fe387cac1464" args="() const" --> size_t </td><td class="memItemRight" valign="bottom"><b>MessageRepresentativeLength</b> () const</td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ade26acb20ca816bd219bff7dd8bab715"></a><!-- doxytag: member="DL_VerifierBase::MessageRepresentativeBitLength" ref="ade26acb20ca816bd219bff7dd8bab715" args="() const" --> size_t </td><td class="memItemRight" valign="bottom"><b>MessageRepresentativeBitLength</b> () const</td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a30493d8f68969e4278d41be54143a6a6"></a><!-- doxytag: member="DL_VerifierBase::GetSignatureAlgorithm" ref="a30493d8f68969e4278d41be54143a6a6" args="() const =0" --> virtual const <br class="typebreak"/> <a class="el" href="class_d_l___elgamal_like_signature_algorithm.html">DL_ElgamalLikeSignatureAlgorithm</a><br class="typebreak"/> < typename <a class="el" href="class_d_l___public_key.html">DL_PublicKey</a>< T ><br class="typebreak"/> ::Element > & </td><td class="memItemRight" valign="bottom"><b>GetSignatureAlgorithm</b> () const =0</td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="aa8176c12c649b9d22701a9645a3f0700"></a><!-- doxytag: member="DL_VerifierBase::GetMessageEncodingInterface" ref="aa8176c12c649b9d22701a9645a3f0700" args="() const =0" --> virtual const <br class="typebreak"/> <a class="el" href="class_p_k___signature_message_encoding_method.html">PK_SignatureMessageEncodingMethod</a> & </td><td class="memItemRight" valign="bottom"><b>GetMessageEncodingInterface</b> () const =0</td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a968748c50e0e91d2730cc4a95f5ff9e1"></a><!-- doxytag: member="DL_VerifierBase::GetHashIdentifier" ref="a968748c50e0e91d2730cc4a95f5ff9e1" args="() const =0" --> virtual HashIdentifier </td><td class="memItemRight" valign="bottom"><b>GetHashIdentifier</b> () const =0</td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a5a19bab3aeb3cb671de243d2627db4e3"></a><!-- doxytag: member="DL_VerifierBase::GetDigestSize" ref="a5a19bab3aeb3cb671de243d2627db4e3" args="() const =0" --> virtual size_t </td><td class="memItemRight" valign="bottom"><b>GetDigestSize</b> () const =0</td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="aadf23a474978c6fd6e376a05129dce3f"></a><!-- doxytag: member="DL_VerifierBase::GetAbstractGroupParameters" ref="aadf23a474978c6fd6e376a05129dce3f" args="() const" --> const <a class="el" href="class_d_l___group_parameters.html">DL_GroupParameters</a><br class="typebreak"/> < Element > & </td><td class="memItemRight" valign="bottom"><b>GetAbstractGroupParameters</b> () const</td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="add23b00903bac148152df88ef051724a"></a><!-- doxytag: member="DL_VerifierBase::AccessAbstractGroupParameters" ref="add23b00903bac148152df88ef051724a" args="()" --> <a class="el" href="class_d_l___group_parameters.html">DL_GroupParameters</a>< Element > & </td><td class="memItemRight" valign="bottom"><b>AccessAbstractGroupParameters</b> ()</td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a58c8d9ca0c480441d4b3548c9e0ddb94"></a><!-- doxytag: member="DL_VerifierBase::AccessKeyInterface" ref="a58c8d9ca0c480441d4b3548c9e0ddb94" args="()=0" --> virtual <a class="el" href="class_d_l___public_key.html">KeyInterface</a> & </td><td class="memItemRight" valign="bottom"><b>AccessKeyInterface</b> ()=0</td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a56bcda2bb5cfe12acc45972564d62a30"></a><!-- doxytag: member="DL_VerifierBase::GetKeyInterface" ref="a56bcda2bb5cfe12acc45972564d62a30" args="() const =0" --> virtual const <a class="el" href="class_d_l___public_key.html">KeyInterface</a> & </td><td class="memItemRight" valign="bottom"><b>GetKeyInterface</b> () const =0</td></tr> </table> <hr/><a name="_details"></a><h2>Detailed Description</h2> <h3>template<class T><br/> class DL_VerifierBase< T ></h3> <p>_ </p> <p>Definition at line <a class="el" href="pubkey_8h_source.html#l01083">1083</a> of file <a class="el" href="pubkey_8h_source.html">pubkey.h</a>.</p> <hr/><h2>Member Function Documentation</h2> <a class="anchor" id="ab37d4d41fcc169d71b5b3a9d1e508270"></a><!-- doxytag: member="DL_VerifierBase::RecoverAndRestart" ref="ab37d4d41fcc169d71b5b3a9d1e508270" args="(byte *recoveredMessage, PK_MessageAccumulator &messageAccumulator) const " --> <div class="memitem"> <div class="memproto"> <div class="memtemplate"> template<class T> </div> <table class="memname"> <tr> <td class="memname"><a class="el" href="struct_decoding_result.html">DecodingResult</a> <a class="el" href="class_d_l___verifier_base.html">DL_VerifierBase</a>< T >::RecoverAndRestart </td> <td>(</td> <td class="paramtype">byte * </td> <td class="paramname"> <em>recoveredMessage</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="class_p_k___message_accumulator.html">PK_MessageAccumulator</a> & </td> <td class="paramname"> <em>messageAccumulator</em></td><td> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td><td> const<code> [inline, virtual]</code></td> </tr> </table> </div> <div class="memdoc"> <p>recover a message from its signature </p> <dl class="pre"><dt><b>Precondition:</b></dt><dd>size of recoveredMessage == MaxRecoverableLengthFromSignatureLength(signatureLength) </dd></dl> <p>Implements <a class="el" href="class_p_k___verifier.html#a6612ff44a274594890419ae75d260cce">PK_Verifier</a>.</p> <p>Definition at line <a class="el" href="pubkey_8h_source.html#l01119">1119</a> of file <a class="el" href="pubkey_8h_source.html">pubkey.h</a>.</p> </div> </div> <a class="anchor" id="ae87d7260e0768b1142cd7c9e8752296c"></a><!-- doxytag: member="DL_VerifierBase::IsProbabilistic" ref="ae87d7260e0768b1142cd7c9e8752296c" args="() const" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">bool <a class="el" href="class_d_l___signature_scheme_base.html">DL_SignatureSchemeBase</a>< <a class="el" href="class_p_k___verifier.html">PK_Verifier</a> , <a class="el" href="class_d_l___public_key.html">DL_PublicKey</a>< T > >::IsProbabilistic </td> <td>(</td> <td class="paramname"></td> <td> ) </td> <td> const<code> [inline, virtual, inherited]</code></td> </tr> </table> </div> <div class="memdoc"> <p>Implements <a class="el" href="class_p_k___signature_scheme.html#adeb758d5f8ae8fad137d11ad1c5c60c0">PK_SignatureScheme</a>.</p> <p>Definition at line <a class="el" href="pubkey_8h_source.html#l00975">975</a> of file <a class="el" href="pubkey_8h_source.html">pubkey.h</a>.</p> </div> </div> <a class="anchor" id="a25a928c76d7bc73e1a04d85266b46382"></a><!-- doxytag: member="DL_VerifierBase::Recover" ref="a25a928c76d7bc73e1a04d85266b46382" args="(byte *recoveredMessage, PK_MessageAccumulator *messageAccumulator) const " --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="struct_decoding_result.html">DecodingResult</a> PK_Verifier::Recover </td> <td>(</td> <td class="paramtype">byte * </td> <td class="paramname"> <em>recoveredMessage</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="class_p_k___message_accumulator.html">PK_MessageAccumulator</a> * </td> <td class="paramname"> <em>messageAccumulator</em></td><td> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td><td> const<code> [virtual, inherited]</code></td> </tr> </table> </div> <div class="memdoc"> <p>recover a message from its signature </p> <dl class="pre"><dt><b>Precondition:</b></dt><dd>size of recoveredMessage == MaxRecoverableLengthFromSignatureLength(signatureLength) </dd></dl> <p>Definition at line <a class="el" href="cryptlib_8cpp_source.html#l00785">785</a> of file <a class="el" href="cryptlib_8cpp_source.html">cryptlib.cpp</a>.</p> <p>References <a class="el" href="class_p_k___verifier.html#a6612ff44a274594890419ae75d260cce">PK_Verifier::RecoverAndRestart()</a>.</p> </div> </div> <a class="anchor" id="a95dff7c35894d953b54d09d1973787da"></a><!-- doxytag: member="DL_VerifierBase::RecoverMessage" ref="a95dff7c35894d953b54d09d1973787da" args="(byte *recoveredMessage, const byte *nonrecoverableMessage, size_t nonrecoverableMessageLength, const byte *signature, size_t signatureLength) const " --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="struct_decoding_result.html">DecodingResult</a> PK_Verifier::RecoverMessage </td> <td>(</td> <td class="paramtype">byte * </td> <td class="paramname"> <em>recoveredMessage</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const byte * </td> <td class="paramname"> <em>nonrecoverableMessage</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">size_t </td> <td class="paramname"> <em>nonrecoverableMessageLength</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const byte * </td> <td class="paramname"> <em>signature</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">size_t </td> <td class="paramname"> <em>signatureLength</em></td><td> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td><td> const<code> [virtual, inherited]</code></td> </tr> </table> </div> <div class="memdoc"> <p>recover a message from its signature </p> <dl class="pre"><dt><b>Precondition:</b></dt><dd>size of recoveredMessage == MaxRecoverableLengthFromSignatureLength(signatureLength) </dd></dl> <p>Definition at line <a class="el" href="cryptlib_8cpp_source.html#l00791">791</a> of file <a class="el" href="cryptlib_8cpp_source.html">cryptlib.cpp</a>.</p> <p>References <a class="el" href="class_p_k___verifier.html#a515aa448e7fc3a5c6e422e65500ab507">PK_Verifier::InputSignature()</a>, <a class="el" href="class_p_k___verifier.html#acd874268dab653dde01409fc9dfd2069">PK_Verifier::NewVerificationAccumulator()</a>, and <a class="el" href="class_p_k___verifier.html#a6612ff44a274594890419ae75d260cce">PK_Verifier::RecoverAndRestart()</a>.</p> </div> </div> <hr/>The documentation for this class was generated from the following file:<ul> <li><a class="el" href="pubkey_8h_source.html">pubkey.h</a></li> </ul> </div> <hr size="1"/><address style="text-align: right;"><small>Generated on 9 Dec 2009 for Crypto++ by <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.6.1 </small></address> </body> </html>