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<!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++: DL_VerifierImpl< SCHEME_OPTIONS > Class Template 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>DL_VerifierImpl< SCHEME_OPTIONS > Class Template Reference</h1><!-- doxytag: class="DL_VerifierImpl" --><!-- doxytag: inherits="DL_ObjectImpl< DL_VerifierBase< SCHEME_OPTIONS::Element >, SCHEME_OPTIONS, SCHEME_OPTIONS::PublicKey >" --><code>#include <<a class="el" href="pubkey_8h-source.html">pubkey.h</a>></code><p><p>Inheritance diagram for DL_VerifierImpl< SCHEME_OPTIONS >:<p><center><img src="class_d_l___verifier_impl.png" usemap="#DL_VerifierImpl< SCHEME_OPTIONS >_map" border="0" alt=""></center><map name="DL_VerifierImpl< SCHEME_OPTIONS >_map"><area href="class_d_l___object_impl.html" alt="DL_ObjectImpl< DL_VerifierBase< SCHEME_OPTIONS::Element >, SCHEME_OPTIONS, SCHEME_OPTIONS::PublicKey >" shape="rect" coords="750,504,1490,528"><area href="class_d_l___object_impl_base.html" alt="DL_ObjectImplBase< DL_VerifierBase< SCHEME_OPTIONS::Element >, SCHEME_OPTIONS, SCHEME_OPTIONS::PublicKey >" shape="rect" coords="750,448,1490,472"><area href="class_algorithm_impl.html" alt="AlgorithmImpl< DL_VerifierBase< SCHEME_OPTIONS::Element >, SCHEME_OPTIONS::AlgorithmInfo >" shape="rect" coords="750,392,1490,416"><area href="class_d_l___verifier_base.html" alt="DL_VerifierBase< SCHEME_OPTIONS::Element >" shape="rect" coords="750,336,1490,360"><area href="class_d_l___signature_scheme_base.html" alt="DL_SignatureSchemeBase< PK_Verifier, DL_PublicKey< SCHEME_OPTIONS::Element > >" shape="rect" coords="750,280,1490,304"><area href="class_p_k___verifier.html" alt="PK_Verifier" shape="rect" coords="375,224,1115,248"><area href="class_d_l___base.html" alt="DL_Base< DL_PublicKey< SCHEME_OPTIONS::Element > >" shape="rect" coords="1125,224,1865,248"><area href="class_p_k___signature_scheme.html" alt="PK_SignatureScheme" shape="rect" coords="0,168,740,192"><area href="class_public_key_algorithm.html" alt="PublicKeyAlgorithm" shape="rect" coords="750,168,1490,192"><area href="class_asymmetric_algorithm.html" alt="AsymmetricAlgorithm" shape="rect" coords="750,112,1490,136"><area href="class_algorithm.html" alt="Algorithm" shape="rect" coords="750,56,1490,80"><area href="class_clonable.html" alt="Clonable" shape="rect" coords="750,0,1490,24"></map><a href="class_d_l___verifier_impl-members.html">List of all members.</a><hr><a name="_details"></a><h2>Detailed Description</h2><h3>template<class SCHEME_OPTIONS><br> class DL_VerifierImpl< SCHEME_OPTIONS ></h3>_ <p><p>Definition at line <a class="el" href="pubkey_8h-source.html#l01351">1351</a> of file <a class="el" href="pubkey_8h-source.html">pubkey.h</a>.<table border="0" cellpadding="0" cellspacing="0"><tr><td></td></tr><tr><td colspan="2"><br><h2>Public Types</h2></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="79f28a05b245841b7295d4c119700892"></a><!-- doxytag: member="DL_VerifierImpl::Element" ref="79f28a05b245841b7295d4c119700892" args="" -->typedef SCHEME_OPTIONS::PublicKey::Element </td><td class="memItemRight" valign="bottom"><a class="el" href="class_d_l___object_impl.html#79f28a05b245841b7295d4c119700892">Element</a></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="c6f5ed674de19651ef59f5ffca06c1d3"></a><!-- doxytag: member="DL_VerifierImpl::SchemeOptions" ref="c6f5ed674de19651ef59f5ffca06c1d3" args="" -->typedef SCHEME_OPTIONS </td><td class="memItemRight" valign="bottom"><a class="el" href="class_d_l___object_impl_base.html#c6f5ed674de19651ef59f5ffca06c1d3">SchemeOptions</a></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="992ada613b42788059a9e38757f7e5e3"></a><!-- doxytag: member="DL_VerifierImpl::NewVerificationAccumulator" ref="992ada613b42788059a9e38757f7e5e3" args="() const" --><a class="el" href="class_p_k___message_accumulator.html">PK_MessageAccumulator</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="class_d_l___verifier_impl.html#992ada613b42788059a9e38757f7e5e3">NewVerificationAccumulator</a> () const</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" nowrap align="right" valign="top"><a class="anchor" name="cf6b42d2625531e2a687315ed8a6ce3f"></a><!-- doxytag: member="DL_VerifierImpl::AccessPrivateKey" ref="cf6b42d2625531e2a687315ed8a6ce3f" args="()" --><a class="el" href="class_private_key.html">PrivateKey</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="class_d_l___object_impl_base.html#cf6b42d2625531e2a687315ed8a6ce3f">AccessPrivateKey</a> ()</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="0752de1b25d033c60f10dec6a73a087c"></a><!-- doxytag: member="DL_VerifierImpl::AccessPublicKey" ref="0752de1b25d033c60f10dec6a73a087c" args="()" --><a class="el" href="class_public_key.html">PublicKey</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="class_d_l___object_impl_base.html#0752de1b25d033c60f10dec6a73a087c">AccessPublicKey</a> ()</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="83ca1d0b1d593d4884c57bfc7c74a206"></a><!-- doxytag: member="DL_VerifierImpl::GetKey" ref="83ca1d0b1d593d4884c57bfc7c74a206" args="() const" -->const SCHEME_OPTIONS::PublicKey & </td><td class="memItemRight" valign="bottom"><a class="el" href="class_d_l___object_impl_base.html#83ca1d0b1d593d4884c57bfc7c74a206">GetKey</a> () const</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="dd3080d45df60168f02e2a0a894f1bea"></a><!-- doxytag: member="DL_VerifierImpl::AccessKey" ref="dd3080d45df60168f02e2a0a894f1bea" args="()" -->SCHEME_OPTIONS::PublicKey & </td><td class="memItemRight" valign="bottom"><a class="el" href="class_d_l___object_impl_base.html#dd3080d45df60168f02e2a0a894f1bea">AccessKey</a> ()</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="bd1b02bf6cda820fa6cc56ea5a9eac20"></a><!-- doxytag: member="DL_VerifierImpl::AlgorithmName" ref="bd1b02bf6cda820fa6cc56ea5a9eac20" args="() const" -->std::string </td><td class="memItemRight" valign="bottom"><a class="el" href="class_algorithm_impl.html#bd1b02bf6cda820fa6cc56ea5a9eac20">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" nowrap align="right" valign="top"><a class="anchor" name="488eb7c192589ca5407e5099bda82166"></a><!-- doxytag: member="DL_VerifierImpl::InputSignature" ref="488eb7c192589ca5407e5099bda82166" 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#488eb7c192589ca5407e5099bda82166">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" nowrap align="right" valign="top"><a class="anchor" name="d0b34892f6f185987d6662a3b842df97"></a><!-- doxytag: member="DL_VerifierImpl::VerifyAndRestart" ref="d0b34892f6f185987d6662a3b842df97" args="(PK_MessageAccumulator &messageAccumulator) const " -->bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_d_l___verifier_base.html#d0b34892f6f185987d6662a3b842df97">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" nowrap 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#b37d4d41fcc169d71b5b3a9d1e508270">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="#b37d4d41fcc169d71b5b3a9d1e508270"></a><br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="65b290fbe2e853d1f9ec84c8116b1f75"></a><!-- doxytag: member="DL_VerifierImpl::SignatureLength" ref="65b290fbe2e853d1f9ec84c8116b1f75" args="() const" -->size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="class_d_l___signature_scheme_base.html#65b290fbe2e853d1f9ec84c8116b1f75">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" nowrap align="right" valign="top"><a class="anchor" name="2725439336b4dc1a775b0292b5e943d7"></a><!-- doxytag: member="DL_VerifierImpl::MaxRecoverableLength" ref="2725439336b4dc1a775b0292b5e943d7" args="() const" -->size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="class_d_l___signature_scheme_base.html#2725439336b4dc1a775b0292b5e943d7">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" nowrap align="right" valign="top"><a class="anchor" name="0783f3f292fb2c1d66949cee5361ddcc"></a><!-- doxytag: member="DL_VerifierImpl::MaxRecoverableLengthFromSignatureLength" ref="0783f3f292fb2c1d66949cee5361ddcc" args="(size_t signatureLength) const " -->size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="class_d_l___signature_scheme_base.html#0783f3f292fb2c1d66949cee5361ddcc">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" nowrap align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_d_l___signature_scheme_base.html#1c195318486467bcb8492ca5ea8fe5c7">IsProbabilistic</a> () const</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">requires a random number generator to sign <a href="#1c195318486467bcb8492ca5ea8fe5c7"></a><br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="c3db71c8af8bdcd584df14232b53f347"></a><!-- doxytag: member="DL_VerifierImpl::AllowNonrecoverablePart" ref="c3db71c8af8bdcd584df14232b53f347" args="() const" -->bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_d_l___signature_scheme_base.html#c3db71c8af8bdcd584df14232b53f347">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" nowrap align="right" valign="top"><a class="anchor" name="19bfca776b372e2edd7634c0132d1168"></a><!-- doxytag: member="DL_VerifierImpl::RecoverablePartFirst" ref="19bfca776b372e2edd7634c0132d1168" args="() const" -->bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_d_l___signature_scheme_base.html#19bfca776b372e2edd7634c0132d1168">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" nowrap align="right" valign="top"><a class="anchor" name="002461c71eaacb022a0d169975a6f752"></a><!-- doxytag: member="DL_VerifierImpl::Verify" ref="002461c71eaacb022a0d169975a6f752" args="(PK_MessageAccumulator *messageAccumulator) const " -->virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_p_k___verifier.html#002461c71eaacb022a0d169975a6f752">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" nowrap align="right" valign="top"><a class="anchor" name="4640a967fd291f8be86c1b721dc73b2d"></a><!-- doxytag: member="DL_VerifierImpl::VerifyMessage" ref="4640a967fd291f8be86c1b721dc73b2d" 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#4640a967fd291f8be86c1b721dc73b2d">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" nowrap 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#25a928c76d7bc73e1a04d85266b46382">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="#25a928c76d7bc73e1a04d85266b46382"></a><br></td></tr><tr><td class="memItemLeft" nowrap 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#05d969651d86a63d5002057113e0cab7">RecoverMessage</a> (byte *recoveredMessage, const byte *nonrecoverableMessage, size_t nonrecoverableMessageLength, const byte *signature, size_t signatureLength) const</td></tr>⌨️ 快捷键说明
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