config_8h-source.html

Crypto++是一个非常强大的密码学库,主要是功能全

00138 <span class="preprocessor"></span>
00139 <span class="keyword">union </span>dword_union
00140 {
00141         dword_union (<span class="keyword">const</span> dword &amp;dw) : dw(dw) {}
00142         dword dw;
00143         word w[2];
00144 };
00145 
00146 <span class="preprocessor">#ifdef IS_LITTLE_ENDIAN</span>
00147 <span class="preprocessor"></span><span class="preprocessor">#       define HIGH_WORD(x) (dword_union(x).w[1])</span>
00148 <span class="preprocessor"></span><span class="preprocessor">#else</span>
00149 <span class="preprocessor"></span><span class="preprocessor">#       define HIGH_WORD(x) (dword_union(x).w[0])</span>
00150 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00151 <span class="preprocessor"></span>
00152 <span class="comment">// if the above HIGH_WORD macro doesn't work (if you are not sure, compile it</span>
00153 <span class="comment">// and run the validation tests), try this:</span>
00154 <span class="comment">// #define HIGH_WORD(x) (word)((x)&gt;&gt;WORD_BITS)</span>
00155 
00156 <span class="preprocessor">#if defined(_MSC_VER) || defined(__BCPLUSPLUS__)</span>
00157 <span class="preprocessor"></span><span class="preprocessor">#       define INTEL_INTRINSICS</span>
00158 <span class="preprocessor"></span><span class="preprocessor">#       define FAST_ROTATE</span>
00159 <span class="preprocessor"></span><span class="preprocessor">#elif defined(__MWERKS__) &amp;&amp; TARGET_CPU_PPC</span>
00160 <span class="preprocessor"></span><span class="preprocessor">#       define PPC_INTRINSICS</span>
00161 <span class="preprocessor"></span><span class="preprocessor">#       define FAST_ROTATE</span>
00162 <span class="preprocessor"></span><span class="preprocessor">#elif defined(__GNUC__) &amp;&amp; defined(__i386__)</span>
00163 <span class="preprocessor"></span>        <span class="comment">// GCC does peephole optimizations which should result in using rotate instructions</span>
00164 <span class="preprocessor">#       define FAST_ROTATE</span>
00165 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00166 <span class="preprocessor"></span>
00167 NAMESPACE_END
00168 
00169 <span class="comment">// VC60 workaround: it doesn't allow typename in some places</span>
00170 <span class="preprocessor">#if defined(_MSC_VER) &amp;&amp; (_MSC_VER &lt; 1300)</span>
00171 <span class="preprocessor"></span><span class="preprocessor">#define CPP_TYPENAME</span>
00172 <span class="preprocessor"></span><span class="preprocessor">#else</span>
00173 <span class="preprocessor"></span><span class="preprocessor">#define CPP_TYPENAME typename</span>
00174 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00175 <span class="preprocessor"></span>
00176 <span class="preprocessor">#ifdef _MSC_VER</span>
00177 <span class="preprocessor"></span>        <span class="comment">// 4231: nonstandard extension used : 'extern' before template explicit instantiation</span>
00178         <span class="comment">// 4250: dominance</span>
00179         <span class="comment">// 4251: member needs to have dll-interface</span>
00180         <span class="comment">// 4275: base needs to have dll-interface</span>
00181         <span class="comment">// 4660: explicitly instantiating a class that's already implicitly instantiated</span>
00182         <span class="comment">// 4661: no suitable definition provided for explicit template instantiation request</span>
00183         <span class="comment">// 4786: identifer was truncated in debug information</span>
00184         <span class="comment">// 4355: 'this' : used in base member initializer list</span>
00185 <span class="preprocessor">#       pragma warning(disable: 4231 4250 4251 4275 4660 4661 4786 4355)</span>
00186 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00187 <span class="preprocessor"></span>
00188 <span class="preprocessor">#ifdef _MSC_VER</span>
00189 <span class="preprocessor"></span>
00190 <span class="preprocessor">#ifdef CRYPTOPP_EXPORTS</span>
00191 <span class="preprocessor"></span><span class="preprocessor">#define CRYPTOPP_IS_DLL</span>
00192 <span class="preprocessor"></span><span class="preprocessor">#define CRYPTOPP_DLL __declspec(dllexport)</span>
00193 <span class="preprocessor"></span><span class="preprocessor">#elif defined(CRYPTOPP_IMPORTS)</span>
00194 <span class="preprocessor"></span><span class="preprocessor">#define CRYPTOPP_IS_DLL</span>
00195 <span class="preprocessor"></span><span class="preprocessor">#define CRYPTOPP_DLL __declspec(dllimport)</span>
00196 <span class="preprocessor"></span><span class="preprocessor">#else</span>
00197 <span class="preprocessor"></span><span class="preprocessor">#define CRYPTOPP_DLL</span>
00198 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00199 <span class="preprocessor"></span>
00200 <span class="preprocessor">#define CRYPTOPP_API __stdcall</span>
00201 <span class="preprocessor"></span>
00202 <span class="preprocessor">#else   // _MSC_VER</span>
00203 <span class="preprocessor"></span>
00204 <span class="preprocessor">#define CRYPTOPP_DLL</span>
00205 <span class="preprocessor"></span><span class="preprocessor">#define CRYPTOPP_API</span>
00206 <span class="preprocessor"></span>
00207 <span class="preprocessor">#endif  // _MSC_VER</span>
00208 <span class="preprocessor"></span>
00209 <span class="preprocessor">#ifdef CRYPTOPP_MANUALLY_INSTANTIATE_TEMPLATES</span>
00210 <span class="preprocessor"></span><span class="preprocessor">#define CRYPTOPP_MANUAL_EXTERN</span>
00211 <span class="preprocessor"></span><span class="preprocessor">#else</span>
00212 <span class="preprocessor"></span><span class="preprocessor">#define CRYPTOPP_MANUAL_EXTERN extern</span>
00213 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00214 <span class="preprocessor"></span>
00215 <span class="preprocessor">#define CRYPTOPP_DLL_TEMPLATE_CLASS CRYPTOPP_MANUAL_EXTERN template class CRYPTOPP_DLL</span>
00216 <span class="preprocessor"></span>
00217 <span class="comment">// ***************** determine availability of OS features ********************</span>
00218 
00219 <span class="preprocessor">#ifndef NO_OS_DEPENDENCE</span>
00220 <span class="preprocessor"></span>
00221 <span class="preprocessor">#if defined(_WIN32) || defined(__CYGWIN__)</span>
00222 <span class="preprocessor"></span><span class="preprocessor">#define CRYPTOPP_WIN32_AVAILABLE</span>
00223 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00224 <span class="preprocessor"></span>
00225 <span class="preprocessor">#if !defined(NO_OS_DEPENDENCE) &amp;&amp; defined(WORD64_AVAILABLE) &amp;&amp; (defined(_WIN32) || defined(__unix__) || defined(macintosh))</span>
00226 <span class="preprocessor"></span><span class="preprocessor">#       define HIGHRES_TIMER_AVAILABLE</span>
00227 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00228 <span class="preprocessor"></span>
00229 <span class="preprocessor">#if defined(__unix__)</span>
00230 <span class="preprocessor"></span><span class="preprocessor">#       define HAS_BERKELEY_STYLE_SOCKETS</span>
00231 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00232 <span class="preprocessor"></span>
00233 <span class="preprocessor">#ifdef CRYPTOPP_WIN32_AVAILABLE</span>
00234 <span class="preprocessor"></span><span class="preprocessor">#       define HAS_WINDOWS_STYLE_SOCKETS</span>
00235 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00236 <span class="preprocessor"></span>
00237 <span class="preprocessor">#if defined(HIGHRES_TIMER_AVAILABLE) &amp;&amp; (defined(HAS_BERKELEY_STYLE_SOCKETS) || defined(HAS_WINDOWS_STYLE_SOCKETS))</span>
00238 <span class="preprocessor"></span><span class="preprocessor">#       define SOCKETS_AVAILABLE</span>
00239 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00240 <span class="preprocessor"></span>
00241 <span class="preprocessor">#if defined(HAS_WINDOWS_STYLE_SOCKETS) &amp;&amp; (!defined(HAS_BERKELEY_STYLE_SOCKETS) || defined(PREFER_WINDOWS_STYLE_SOCKETS))</span>
00242 <span class="preprocessor"></span><span class="preprocessor">#       define USE_WINDOWS_STYLE_SOCKETS</span>
00243 <span class="preprocessor"></span><span class="preprocessor">#else</span>
00244 <span class="preprocessor"></span><span class="preprocessor">#       define USE_BERKELEY_STYLE_SOCKETS</span>
00245 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00246 <span class="preprocessor"></span>
00247 <span class="preprocessor">#if defined(CRYPTOPP_WIN32_AVAILABLE) &amp;&amp; !defined(USE_BERKELEY_STYLE_SOCKETS)</span>
00248 <span class="preprocessor"></span><span class="preprocessor">#       define WINDOWS_PIPES_AVAILABLE</span>
00249 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00250 <span class="preprocessor"></span>
00251 <span class="preprocessor">#if defined(CRYPTOPP_WIN32_AVAILABLE) &amp;&amp; defined(USE_MS_CRYPTOAPI)</span>
00252 <span class="preprocessor"></span><span class="preprocessor">#       define NONBLOCKING_RNG_AVAILABLE</span>
00253 <span class="preprocessor"></span><span class="preprocessor">#       define OS_RNG_AVAILABLE</span>
00254 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00255 <span class="preprocessor"></span>
00256 <span class="preprocessor">#if (defined(__FreeBSD__) || defined(__linux__) || defined(__MACH__))</span>
00257 <span class="preprocessor"></span><span class="preprocessor">#       define NONBLOCKING_RNG_AVAILABLE</span>
00258 <span class="preprocessor"></span><span class="preprocessor">#       define BLOCKING_RNG_AVAILABLE</span>
00259 <span class="preprocessor"></span><span class="preprocessor">#       define OS_RNG_AVAILABLE</span>
00260 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00261 <span class="preprocessor"></span>
00262 <span class="preprocessor">#ifdef __unix__</span>
00263 <span class="preprocessor"></span><span class="preprocessor">#       define HAS_PTHREADS</span>
00264 <span class="preprocessor"></span><span class="preprocessor">#       define THREADS_AVAILABLE</span>
00265 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00266 <span class="preprocessor"></span>
00267 <span class="preprocessor">#ifdef CRYPTOPP_WIN32_AVAILABLE</span>
00268 <span class="preprocessor"></span><span class="preprocessor">#       define HAS_WINTHREADS</span>
00269 <span class="preprocessor"></span><span class="preprocessor">#       define THREADS_AVAILABLE</span>
00270 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00271 <span class="preprocessor"></span>
00272 <span class="preprocessor">#endif  // NO_OS_DEPENDENCE</span>
00273 <span class="preprocessor"></span>
00274 <span class="preprocessor">#endif</span>
</pre></div><hr size="1"><address style="align: right;"><small>Generated on Tue Jul 8 23:34:10 2003 for Crypto++ by
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