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# config.h

    00001 #ifndef CRYPTOPP_CONFIG_H
    00002 #define CRYPTOPP_CONFIG_H
    00003
    00004 // ***************** Important Settings ********************
    00005
    00006 // define this if running on a big-endian CPU
    00007 #if !defined(IS_LITTLE_ENDIAN) && (defined(__BIG_ENDIAN__) || defined(__sparc) || defined(__sparc__) || defined(__hppa__) || defined(__mips__) || (defined(__MWERKS__) && !defined(__INTEL__)))
    00008 #       define IS_BIG_ENDIAN
    00009 #endif
    00010
    00011 // define this if running on a little-endian CPU
    00012 // big endian will be assumed if IS_LITTLE_ENDIAN is not defined
    00013 #ifndef IS_BIG_ENDIAN
    00014 #       define IS_LITTLE_ENDIAN
    00015 #endif
    00016
    00017 // define this if you want to disable all OS-dependent features,
    00018 // such as sockets and OS-provided random number generators
    00019 // #define NO_OS_DEPENDENCE
    00020
    00021 // Define this to use features provided by Microsoft's CryptoAPI.
    00022 // Currently the only feature used is random number generation.
    00023 // This macro will be ignored if NO_OS_DEPENDENCE is defined.
    00024 #define USE_MS_CRYPTOAPI
    00025
    00026 // Define this to 1 to enforce the requirement in FIPS 186-2 Change Notice 1 that only 1024 bit moduli be used
    00027 #ifndef DSA_1024_BIT_MODULUS_ONLY
    00028 #       define DSA_1024_BIT_MODULUS_ONLY 1
    00029 #endif
    00030
    00031 // ***************** Less Important Settings ***************
    00032
    00033 // define this to retain (as much as possible) old deprecated function and class names
    00034 // #define CRYPTOPP_MAINTAIN_BACKWARDS_COMPATIBILITY
    00035
    00036 #define GZIP_OS_CODE 0
    00037
    00038 // Try this if your CPU has 256K internal cache or a slow multiply instruction
    00039 // and you want a (possibly) faster IDEA implementation using log tables
    00040 // #define IDEA_LARGECACHE
    00041
    00042 // Define this if, for the linear congruential RNG, you want to use
    00043 // the original constants as specified in S.K. Park and K.W. Miller's
    00044 // CACM paper.
    00045 // #define LCRNG_ORIGINAL_NUMBERS
    00046
    00047 // choose which style of sockets to wrap (mostly useful for cygwin which has both)
    00048 #define PREFER_BERKELEY_STYLE_SOCKETS
    00049 // #define PREFER_WINDOWS_STYLE_SOCKETS
    00050
    00051 // ***************** Important Settings Again ********************
    00052 // But the defaults should be ok.
    00053
    00054 // namespace support is now required
    00055 #ifdef NO_NAMESPACE
    00056 #       error namespace support is now required
    00057 #endif
    00058
    00059 // Define this to workaround a Microsoft CryptoAPI bug where
    00060 // each call to CryptAcquireContext causes a 100 KB memory leak.
    00061 // Defining this will cause Crypto++ to make only one call to CryptAcquireContext.
    00062 #define WORKAROUND_MS_BUG_Q258000
    00063
    00064 #ifdef CRYPTOPP_DOXYGEN_PROCESSING
    00065 // Avoid putting "CryptoPP::" in front of everything in Doxygen output
    00066 #       define CryptoPP
    00067 #       define NAMESPACE_BEGIN(x)
    00068 #       define NAMESPACE_END
    00069 // Get Doxygen to generate better documentation for these typedefs
    00070 #       define DOCUMENTED_TYPEDEF(x, y) class y : public x {};
    00071 #else
    00072 #       define NAMESPACE_BEGIN(x) namespace x {
    00073 #       define NAMESPACE_END }
    00074 #       define DOCUMENTED_TYPEDEF(x, y) typedef x y;
    00075 #endif
    00076 #define ANONYMOUS_NAMESPACE_BEGIN namespace {
    00077 #define USING_NAMESPACE(x) using namespace x;
    00078 #define DOCUMENTED_NAMESPACE_BEGIN(x) namespace x {
    00079 #define DOCUMENTED_NAMESPACE_END }
    00080
    00081 // What is the type of the third parameter to bind?
    00082 // For Unix, the new standard is ::socklen_t (typically unsigned int), and the old standard is int.
    00083 // Unfortunately there is no way to tell whether or not socklen_t is defined.
    00084 // To work around this, TYPE_OF_SOCKLEN_T is a macro so that you can change it from the makefile.
    00085 #ifndef TYPE_OF_SOCKLEN_T
    00086 #       if defined(_WIN32) || defined(__CYGWIN__) || defined(__MACH__)
    00087 #               define TYPE_OF_SOCKLEN_T int
    00088 #       else
    00089 #               define TYPE_OF_SOCKLEN_T ::socklen_t
    00090 #       endif
    00091 #endif
    00092
    00093 #if defined(__CYGWIN__) && defined(PREFER_WINDOWS_STYLE_SOCKETS)
    00094 #       define __USE_W32_SOCKETS
    00095 #endif
    00096
    00097 typedef unsigned char byte;             // put in global namespace to avoid ambiguity with other byte typedefs
    00098
    00099 NAMESPACE_BEGIN(CryptoPP)
    00100
    00101 typedef unsigned short word16;
    00102 typedef unsigned int word32;
    00103
    00104 #if defined(__GNUC__) || defined(__MWERKS__)
    00105         #define WORD64_AVAILABLE
    00106         typedef unsigned long long word64;
    00107         #define W64LIT(x) x##LL
    00108 #elif defined(_MSC_VER) || defined(__BCPLUSPLUS__)
    00109         #define WORD64_AVAILABLE
    00110         typedef unsigned __int64 word64;
    00111         #define W64LIT(x) x##ui64
    00112 #endif
    00113
    00114 // define largest word type
    00115 #ifdef WORD64_AVAILABLE
    00116         typedef word64 lword;
    00117 #else
    00118         typedef word32 lword;
    00119 #endif
    00120
    00121 #if defined(__alpha__) || defined(__ia64__) || defined(_ARCH_PPC64) || defined(__x86_64__) || defined(__mips64)
    00122         // These platforms have 64-bit CPU registers. Unfortunately most C++ compilers doesn't
    00123         // allow any way to access the 64-bit by 64-bit multiply instruction without using
    00124         // assembly, so in order to use word64 as word, the assembly instruction must be defined
    00125         // in Dword::Multiply().
    00126         typedef word32 hword;
    00127         typedef word64 word;
    00128 #else
    00129         #define CRYPTOPP_NATIVE_DWORD_AVAILABLE
    00130         #ifdef WORD64_AVAILABLE
    00131                 #define CRYPTOPP_SLOW_WORD64 // defined this if your CPU is not 64-bit to use alternative code that avoids word64
    00132                 typedef word16 hword;
    00133                 typedef word32 word;
    00134                 typedef word64 dword;
    00135         #else
    00136                 typedef word8 hword;
    00137                 typedef word16 word;
    00138                 typedef word32 dword;
    00139         #endif
    00140 #endif
    00141
    00142 const unsigned int WORD_SIZE = sizeof(word);
    00143 const unsigned int WORD_BITS = WORD_SIZE * 8;
    00144
    00145 #if defined(_MSC_VER) || defined(__BCPLUSPLUS__)
    00146         #define INTEL_INTRINSICS
    00147         #define FAST_ROTATE
    00148 #elif defined(__MWERKS__) && TARGET_CPU_PPC
    00149         #define PPC_INTRINSICS
    00150         #define FAST_ROTATE
    00151 #elif defined(__GNUC__) && defined(__i386__)
    00152         // GCC does peephole optimizations which should result in using rotate instructions
    00153         #define FAST_ROTATE
    00154 #endif
    00155
    00156 NAMESPACE_END
    00157
    00158 // VC60 workaround: it doesn't allow typename in some places
    00159 #if defined(_MSC_VER) && (_MSC_VER < 1300)
    00160 #define CPP_TYPENAME
    00161 #else
    00162 #define CPP_TYPENAME typename
    00163 #endif
    00164
    00165 #ifdef _MSC_VER
    00166 #define CRYPTOPP_NO_VTABLE __declspec(novtable)
    00167 #else
    00168 #define CRYPTOPP_NO_VTABLE
    00169 #endif
    00170
    00171 #ifdef _MSC_VER
    00172         // 4231: nonstandard extension used : 'extern' before template explicit instantiation
    00173         // 4250: dominance
    00174         // 4251: member needs to have dll-interface
    00175         // 4275: base needs to have dll-interface
    00176         // 4660: explicitly instantiating a class that's already implicitly instantiated
    00177         // 4661: no suitable definition provided for explicit template instantiation request
    00178         // 4786: identifer was truncated in debug information
    00179         // 4355: 'this' : used in base member initializer list
    00180 #       pragma warning(disable: 4231 4250 4251 4275 4660 4661 4786 4355)
    00181 #endif
    00182
    00183 #if (defined(_MSC_VER) && _MSC_VER <= 1300) || defined(__MWERKS__) || defined(_STLPORT_VERSION)
    00184 #define CRYPTOPP_DISABLE_UNCAUGHT_EXCEPTION
    00185 #endif
    00186
    00187 #ifndef CRYPTOPP_DISABLE_UNCAUGHT_EXCEPTION
    00188 #define CRYPTOPP_UNCAUGHT_EXCEPTION_AVAILABLE
    00189 #endif
    00190
    00191 // CodeWarrior defines _MSC_VER
    00192 #if !defined(CRYPTOPP_DISABLE_X86ASM) && ((defined(_MSC_VER) && !defined(__MWERKS__) && defined(_M_IX86)) || (defined(__GNUC__) && defined(__i386__)))
    00193 #define CRYPTOPP_X86ASM_AVAILABLE
    00194 #endif
    00195
    00196 // ***************** determine availability of OS features ********************
    00197
    00198 #ifndef NO_OS_DEPENDENCE
    00199
    00200 #if defined(_WIN32) || defined(__CYGWIN__)
    00201 #define CRYPTOPP_WIN32_AVAILABLE
    00202 #endif
    00203
    00204 #if defined(__unix__) || defined(__MACH__)
    00205 #define CRYPTOPP_UNIX_AVAILABLE
    00206 #endif
    00207
    00208 #if defined(WORD64_AVAILABLE) && (defined(CRYPTOPP_WIN32_AVAILABLE) || defined(CRYPTOPP_UNIX_AVAILABLE))
    00209 #       define HIGHRES_TIMER_AVAILABLE
    00210 #endif
    00211
    00212 #ifdef CRYPTOPP_UNIX_AVAILABLE
    00213 #       define HAS_BERKELEY_STYLE_SOCKETS
    00214 #endif
    00215
    00216 #ifdef CRYPTOPP_WIN32_AVAILABLE
    00217 #       define HAS_WINDOWS_STYLE_SOCKETS
    00218 #endif
    00219
    00220 #if defined(HIGHRES_TIMER_AVAILABLE) && (defined(HAS_BERKELEY_STYLE_SOCKETS) || defined(HAS_WINDOWS_STYLE_SOCKETS))
    00221 #       define SOCKETS_AVAILABLE
    00222 #endif
    00223
    00224 #if defined(HAS_WINDOWS_STYLE_SOCKETS) && (!defined(HAS_BERKELEY_STYLE_SOCKETS) || defined(PREFER_WINDOWS_STYLE_SOCKETS))
    00225 #       define USE_WINDOWS_STYLE_SOCKETS
    00226 #else
    00227 #       define USE_BERKELEY_STYLE_SOCKETS
    00228 #endif
    00229
    00230 #if defined(CRYPTOPP_WIN32_AVAILABLE) && !defined(USE_BERKELEY_STYLE_SOCKETS)
    00231 #       define WINDOWS_PIPES_AVAILABLE
    00232 #endif
    00233
    00234 #if defined(CRYPTOPP_WIN32_AVAILABLE) && defined(USE_MS_CRYPTOAPI)
    00235 #       define NONBLOCKING_RNG_AVAILABLE
    00236 #       define OS_RNG_AVAILABLE
    00237 #endif
    00238
    00239 #if defined(CRYPTOPP_UNIX_AVAILABLE) || defined(CRYPTOPP_DOXYGEN_PROCESSING)
    00240 #       define NONBLOCKING_RNG_AVAILABLE
    00241 #       define BLOCKING_RNG_AVAILABLE
    00242 #       define OS_RNG_AVAILABLE
    00243 #       define HAS_PTHREADS
    00244 #       define THREADS_AVAILABLE
    00245 #endif
    00246
    00247 #ifdef CRYPTOPP_WIN32_AVAILABLE
    00248 #       define HAS_WINTHREADS
    00249 #       define THREADS_AVAILABLE
    00250 #endif
    00251
    00252 #if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)
    00253 #       define CRYPTOPP_MALLOC_ALIGNMENT_IS_16
    00254 #endif
    00255
    00256 #if defined(__linux__) || defined(__sun__) || defined(__CYGWIN__)
    00257 #       define CRYPTOPP_MEMALIGN_AVAILABLE
    00258 #endif
    00259
    00260 #endif  // NO_OS_DEPENDENCE
    00261
    00262 // ***************** DLL related ********************
    00263
    00264 #ifdef CRYPTOPP_WIN32_AVAILABLE
    00265
    00266 #ifdef CRYPTOPP_EXPORTS
    00267 #define CRYPTOPP_IS_DLL
    00268 #define CRYPTOPP_DLL __declspec(dllexport)
    00269 #elif defined(CRYPTOPP_IMPORTS)
    00270 #define CRYPTOPP_IS_DLL
    00271 #define CRYPTOPP_DLL __declspec(dllimport)
    00272 #else
    00273 #define CRYPTOPP_DLL
    00274 #endif
    00275
    00276 #define CRYPTOPP_API __cdecl
    00277
    00278 #else   // CRYPTOPP_WIN32_AVAILABLE
    00279
    00280 #define CRYPTOPP_DLL
    00281 #define CRYPTOPP_API
    00282
    00283 #endif  // CRYPTOPP_WIN32_AVAILABLE
    00284
    00285 #if defined(CRYPTOPP_MANUALLY_INSTANTIATE_TEMPLATES) && !defined(CRYPTOPP_IMPORTS)
    00286 #define CRYPTOPP_DLL_TEMPLATE_CLASS template class CRYPTOPP_DLL
    00287 #elif defined(__MWERKS__)
    00288 #define CRYPTOPP_DLL_TEMPLATE_CLASS extern class CRYPTOPP_DLL
    00289 #else
    00290 #define CRYPTOPP_DLL_TEMPLATE_CLASS extern template class CRYPTOPP_DLL
    00291 #endif
    00292
    00293 #if defined(CRYPTOPP_MANUALLY_INSTANTIATE_TEMPLATES) && !defined(CRYPTOPP_EXPORTS)
    00294 #define CRYPTOPP_STATIC_TEMPLATE_CLASS template class
    00295 #elif defined(__MWERKS__)
    00296 #define CRYPTOPP_STATIC_TEMPLATE_CLASS extern class
    00297 #else
    00298 #define CRYPTOPP_STATIC_TEMPLATE_CLASS extern template class
    00299 #endif
    00300
    00301 #endif