pubkey_8h-source.html

Crypto++是一个非常强大的密码学库,主要是功能全

00345 <span class="comment"></span>
00346 <span class="comment">//! .</span>
00347 <span class="comment"></span><span class="keyword">template</span> &lt;<span class="keyword">class</span> SCHEME_OPTIONS&gt;
<a name="l00348"></a><a class="code" href="class_t_f___digest_signer_impl.html">00348</a> <span class="keyword">class </span><a class="code" href="class_t_f___digest_signer_impl.html">TF_DigestSignerImpl</a> : <span class="keyword">public</span> <a class="code" href="class_t_f___private_object_impl.html">TF_PrivateObjectImpl</a>&lt;TF_DigestSignerBase, SCHEME_OPTIONS&gt;
00349 {
00350 };
00351 <span class="comment"></span>
00352 <span class="comment">//! .</span>
00353 <span class="comment"></span><span class="keyword">template</span> &lt;<span class="keyword">class</span> SCHEME_OPTIONS&gt;
<a name="l00354"></a><a class="code" href="class_t_f___digest_verifier_impl.html">00354</a> <span class="keyword">class </span><a class="code" href="class_t_f___digest_verifier_impl.html">TF_DigestVerifierImpl</a> : <span class="keyword">public</span> <a class="code" href="class_t_f___public_object_impl.html">TF_PublicObjectImpl</a>&lt;TF_DigestVerifierBase, SCHEME_OPTIONS&gt;
00355 {
00356 };
00357 
00358 <span class="comment">// ********************************************************</span>
00359 <span class="comment"></span>
00360 <span class="comment">//! .</span>
00361 <span class="comment"></span><span class="keyword">template</span> &lt;<span class="keyword">class</span> H&gt;
<a name="l00362"></a><a class="code" href="class_p1363___m_g_f1.html">00362</a> <span class="keyword">class </span><a class="code" href="class_p1363___m_g_f1.html">P1363_MGF1</a>
00363 {
00364 <span class="keyword">public</span>:
00365         <span class="keyword">static</span> std::string StaticAlgorithmName() {<span class="keywordflow">return</span> std::string(<span class="stringliteral">"MGF1("</span>) + H::StaticAlgorithmName() + <span class="stringliteral">")"</span>;}
00366         <span class="keyword">static</span> <span class="keywordtype">void</span> GenerateAndMask(byte *output, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> outputLength, <span class="keyword">const</span> byte *input, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> inputLength);
00367 };
00368 
00369 <span class="keyword">template</span> &lt;<span class="keyword">class</span> H&gt;
00370 <span class="keywordtype">void</span> <a class="code" href="class_p1363___m_g_f1.html">P1363_MGF1&lt;H&gt;::GenerateAndMask</a>(byte *output, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> outputLength, <span class="keyword">const</span> byte *input, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> inputLength)
00371 {
00372         H h;
00373         <a class="code" href="class_array_xor_sink.html">ArrayXorSink</a> *sink;
00374         <a class="code" href="class_hash_filter.html">HashFilter</a> filter(h, sink = <span class="keyword">new</span> <a class="code" href="class_array_xor_sink.html">ArrayXorSink</a>(output, outputLength));
00375         word32 counter = 0;
00376         <span class="keywordflow">while</span> (sink-&gt;<a class="code" href="class_array_sink.html#_array_xor_sinka3">AvailableSize</a>() &gt; 0)
00377         {
00378                 filter.<a class="code" href="class_buffered_transformation.html#_zlib_decompressorz1_0">Put</a>(input, inputLength);
00379                 filter.<a class="code" href="class_buffered_transformation.html#_zlib_decompressorz1_3">PutWord32</a>(counter++);
00380                 filter.<a class="code" href="class_buffered_transformation.html#_zlib_decompressorz1_7">MessageEnd</a>();
00381         }
00382 }
00383 
00384 <span class="comment">// ********************************************************</span>
00385 <span class="comment"></span>
00386 <span class="comment">//! .</span>
00387 <span class="comment"></span><span class="keyword">template</span> &lt;<span class="keyword">class</span> H&gt;
<a name="l00388"></a><a class="code" href="class_p1363___k_d_f2.html">00388</a> <span class="keyword">class </span><a class="code" href="class_p1363___k_d_f2.html">P1363_KDF2</a>
00389 {
00390 <span class="keyword">public</span>:
00391         <span class="keyword">static</span> <span class="keywordtype">void</span> DeriveKey(byte *output, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> outputLength, <span class="keyword">const</span> byte *input, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> inputLength);
00392 };
00393 
00394 <span class="keyword">template</span> &lt;<span class="keyword">class</span> H&gt;
00395 <span class="keywordtype">void</span> <a class="code" href="class_p1363___k_d_f2.html">P1363_KDF2&lt;H&gt;::DeriveKey</a>(byte *output, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> outputLength, <span class="keyword">const</span> byte *input, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> inputLength)
00396 {
00397         H h;
00398         <a class="code" href="class_array_sink.html">ArraySink</a> *sink;
00399         <a class="code" href="class_hash_filter.html">HashFilter</a> filter(h, sink = <span class="keyword">new</span> <a class="code" href="class_array_sink.html">ArraySink</a>(output, outputLength));
00400         word32 counter = 1;
00401         <span class="keywordflow">while</span> (sink-&gt;<a class="code" href="class_array_sink.html#_array_xor_sinka3">AvailableSize</a>() &gt; 0)
00402         {
00403                 filter.<a class="code" href="class_buffered_transformation.html#_zlib_decompressorz1_0">Put</a>(input, inputLength);
00404                 filter.<a class="code" href="class_buffered_transformation.html#_zlib_decompressorz1_3">PutWord32</a>(counter++);
00405                 filter.<a class="code" href="class_buffered_transformation.html#_zlib_decompressorz1_7">MessageEnd</a>();
00406         }
00407 }
00408 
00409 <span class="comment">// ********************************************************</span>
00410 <span class="comment"></span>
00411 <span class="comment">//! .</span>
00412 <span class="comment"></span><span class="keyword">template</span> &lt;<span class="keyword">class</span> H, <span class="keyword">class</span> INTERFACE, <span class="keyword">class</span> DS_INTERFACE&gt;
<a name="l00413"></a><a class="code" href="class_p_k___signature_scheme_base.html">00413</a> <span class="keyword">class </span><a class="code" href="class_p_k___signature_scheme_base.html">PK_SignatureSchemeBase</a> : <span class="keyword">public</span> INTERFACE
00414 {
00415 <span class="keyword">public</span>:
00416         <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> SignatureLength()<span class="keyword"> const </span>{<span class="keywordflow">return</span> GetDigestSignatureSchemeInterface().DigestSignatureLength();}
00417         <a class="code" href="class_hash_transformation.html">HashTransformation</a> * NewMessageAccumulator()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <span class="keyword">new</span> H;}
00418 
00419         <span class="keyword">virtual</span> <span class="keyword">const</span> DS_INTERFACE &amp; GetDigestSignatureSchemeInterface() <span class="keyword">const</span> =0;
00420 };
00421 <span class="comment"></span>
00422 <span class="comment">//! .</span>
00423 <span class="comment"></span><span class="keyword">template</span> &lt;<span class="keyword">class</span> H&gt;
<a name="l00424"></a><a class="code" href="class_p_k___signer_base.html">00424</a> <span class="keyword">class </span><a class="code" href="class_p_k___signer_base.html">PK_SignerBase</a> : <span class="keyword">public</span> <a class="code" href="class_p_k___signature_scheme_base.html">PK_SignatureSchemeBase</a>&lt;H, PK_Signer, DigestSigner&gt;
00425 {
00426 <span class="keyword">public</span>:
00427         <span class="keywordtype">void</span> <a class="code" href="class_p_k___signer_base.html#_p_k___signer_impla12">SignAndRestart</a>(<a class="code" href="class_random_number_generator.html">RandomNumberGenerator</a> &amp;rng, <a class="code" href="class_hash_transformation.html">HashTransformation</a> &amp;messageAccumulator, byte *signature) <span class="keyword">const</span>;
00428 };
00429 <span class="comment"></span>
00430 <span class="comment">//! .</span>
00431 <span class="comment"></span><span class="keyword">template</span> &lt;<span class="keyword">class</span> H&gt;
<a name="l00432"></a><a class="code" href="class_p_k___verifier_base.html">00432</a> <span class="keyword">class </span><a class="code" href="class_p_k___verifier_base.html">PK_VerifierBase</a> : <span class="keyword">public</span> <a class="code" href="class_p_k___signature_scheme_base.html">PK_SignatureSchemeBase</a>&lt;H, PK_Verifier, DigestVerifier&gt;
00433 {
00434 <span class="keyword">public</span>:
00435         <span class="keywordtype">bool</span> <a class="code" href="class_p_k___verifier_base.html#_p_k___verifier_impla11">VerifyAndRestart</a>(<a class="code" href="class_hash_transformation.html">HashTransformation</a> &amp;messageAccumulator, <span class="keyword">const</span> byte *sig) <span class="keyword">const</span>;
00436 };
00437 
00438 <span class="keyword">template</span> &lt;<span class="keyword">class</span> H&gt;
<a name="l00439"></a><a class="code" href="class_p_k___signer_base.html#_p_k___signer_impla12">00439</a> <span class="keywordtype">void</span> <a class="code" href="class_p_k___signer_base.html#_p_k___signer_impla12">PK_SignerBase&lt;H&gt;::SignAndRestart</a>(<a class="code" href="class_random_number_generator.html">RandomNumberGenerator</a> &amp;rng, <a class="code" href="class_hash_transformation.html">HashTransformation</a> &amp;messageAccumulator, byte *signature)<span class="keyword"> const</span>
00440 <span class="keyword"></span>{
00441         <span class="keywordflow">if</span> (messageAccumulator.<a class="code" href="class_hash_transformation.html#_x_m_a_c_ca9">DigestSize</a>() &gt; GetDigestSignatureSchemeInterface().<a class="code" href="class_digest_signature_system.html#_digest_verifiera1">MaxDigestLength</a>())
00442                 <span class="keywordflow">throw</span> <a class="code" href="class_p_k___signer_1_1_key_too_short.html">PK_Signer::KeyTooShort</a>();
00443         <a class="code" href="class_sec_block.html">SecByteBlock</a> digest(messageAccumulator.<a class="code" href="class_hash_transformation.html#_x_m_a_c_ca9">DigestSize</a>());
00444         messageAccumulator.<a class="code" href="class_hash_transformation.html#_x_m_a_c_c___basea13">Final</a>(digest);
00445         GetDigestSignatureSchemeInterface().<a class="code" href="class_digest_signer.html#_t_f___digest_signature_system_base_3_01_digest_signer_00_01_t_f___base_3_01_randomized_trapdoor_function_inverse_01_4_01_4a2">SignDigest</a>(rng, digest, digest.<a class="code" href="class_sec_block.html#_sec_block_with_hinta13">size</a>(), signature);
00446 }
00447 
00448 <span class="keyword">template</span> &lt;<span class="keyword">class</span> H&gt;
<a name="l00449"></a><a class="code" href="class_p_k___verifier_base.html#_p_k___verifier_impla11">00449</a> <span class="keywordtype">bool</span> <a class="code" href="class_p_k___verifier_base.html#_p_k___verifier_impla11">PK_VerifierBase&lt;H&gt;::VerifyAndRestart</a>(<a class="code" href="class_hash_transformation.html">HashTransformation</a> &amp;messageAccumulator, <span class="keyword">const</span> byte *sig)<span class="keyword"> const</span>
00450 <span class="keyword"></span>{
00451         <a class="code" href="class_sec_block.html">SecByteBlock</a> digest(messageAccumulator.<a class="code" href="class_hash_transformation.html#_x_m_a_c_ca9">DigestSize</a>());
00452         messageAccumulator.<a class="code" href="class_hash_transformation.html#_x_m_a_c_c___basea13">Final</a>(digest);
00453         <span class="keywordflow">return</span> GetDigestSignatureSchemeInterface().<a class="code" href="class_digest_verifier.html#_t_f___digest_signature_system_base_3_01_digest_verifier_00_01_t_f___base_3_01_trapdoor_function_01_4_01_4a2">VerifyDigest</a>(digest, digest.<a class="code" href="class_sec_block.html#_sec_block_with_hinta13">size</a>(), sig);
00454 }
00455 <span class="comment"></span>
00456 <span class="comment">//! .</span>
00457 <span class="comment"></span><span class="keyword">template</span> &lt;<span class="keyword">class</span> BASE, <span class="keyword">class</span> DS&gt;
<a name="l00458"></a><a class="code" href="class_p_k___signature_scheme_impl.html">00458</a> <span class="keyword">class </span><a class="code" href="class_p_k___signature_scheme_impl.html">PK_SignatureSchemeImpl</a> : <span class="keyword">public</span> BASE
00459 {
00460 <span class="keyword">public</span>:
00461         <span class="keyword">typedef</span> <span class="keyword">typename</span> DS::KeyClass KeyClass;