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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 __stdcall
00277 #define CRYPTOPP_CDECL __cdecl
00278 
00279 #else   // CRYPTOPP_WIN32_AVAILABLE
00280 
00281 #define CRYPTOPP_DLL
00282 #define CRYPTOPP_API
00283 #define CRYPTOPP_CDECL
00284 
00285 #endif  // CRYPTOPP_WIN32_AVAILABLE
00286 
00287 #if defined(CRYPTOPP_MANUALLY_INSTANTIATE_TEMPLATES) && !defined(CRYPTOPP_IMPORTS)
00288 #define CRYPTOPP_DLL_TEMPLATE_CLASS template class CRYPTOPP_DLL
00289 #elif defined(__MWERKS__)
00290 #define CRYPTOPP_DLL_TEMPLATE_CLASS extern class CRYPTOPP_DLL
00291 #else
00292 #define CRYPTOPP_DLL_TEMPLATE_CLASS extern template class CRYPTOPP_DLL
00293 #endif
00294 
00295 #if defined(CRYPTOPP_MANUALLY_INSTANTIATE_TEMPLATES) && !defined(CRYPTOPP_EXPORTS)
00296 #define CRYPTOPP_STATIC_TEMPLATE_CLASS template class
00297 #elif defined(__MWERKS__)
00298 #define CRYPTOPP_STATIC_TEMPLATE_CLASS extern class
00299 #else
00300 #define CRYPTOPP_STATIC_TEMPLATE_CLASS extern template class
00301 #endif
00302 
00303 #endif

Generated on Sat Apr 2 21:53:51 2005 for Crypto++ by  doxygen 1.3.9.1