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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         const lword LWORD_MAX = W64LIT(0)-1;
00118 #else
00119         typedef word32 lword;
00120         const lword LWORD_MAX = lword(0)-1;
00121 #endif
00122 
00123 #if defined(__alpha__) || defined(__ia64__) || defined(_ARCH_PPC64) || defined(__x86_64__) || defined(__mips64) || defined(_M_X64)
00124         // These platforms have 64-bit CPU registers. Unfortunately most C++ compilers doesn't
00125         // allow any way to access the 64-bit by 64-bit multiply instruction without using
00126         // assembly, so in order to use word64 as word, the assembly instruction must be defined
00127         // in Dword::Multiply().
00128         typedef word32 hword;
00129         typedef word64 word;
00130 #else
00131         #define CRYPTOPP_NATIVE_DWORD_AVAILABLE
00132         #ifdef WORD64_AVAILABLE
00133                 #define CRYPTOPP_SLOW_WORD64 // defined this if your CPU is not 64-bit to use alternative code that avoids word64
00134                 typedef word16 hword;
00135                 typedef word32 word;
00136                 typedef word64 dword;
00137         #else
00138                 typedef word8 hword;
00139                 typedef word16 word;
00140                 typedef word32 dword;
00141         #endif
00142 #endif
00143 
00144 const unsigned int WORD_SIZE = sizeof(word);
00145 const unsigned int WORD_BITS = WORD_SIZE * 8;
00146 
00147 #if defined(_MSC_VER) || defined(__BCPLUSPLUS__)
00148         #define INTEL_INTRINSICS
00149         #define FAST_ROTATE
00150 #elif defined(__MWERKS__) && TARGET_CPU_PPC
00151         #define PPC_INTRINSICS
00152         #define FAST_ROTATE
00153 #elif defined(__GNUC__) && defined(__i386__)
00154         // GCC does peephole optimizations which should result in using rotate instructions
00155         #define FAST_ROTATE
00156 #endif
00157 
00158 NAMESPACE_END
00159 
00160 // VC60 workaround: it doesn't allow typename in some places
00161 #if defined(_MSC_VER) && (_MSC_VER < 1300)
00162 #define CPP_TYPENAME
00163 #else
00164 #define CPP_TYPENAME typename
00165 #endif
00166 
00167 #ifdef _MSC_VER
00168 #define CRYPTOPP_NO_VTABLE __declspec(novtable)
00169 #else
00170 #define CRYPTOPP_NO_VTABLE
00171 #endif
00172 
00173 #ifdef _MSC_VER
00174         // 4231: nonstandard extension used : 'extern' before template explicit instantiation
00175         // 4250: dominance
00176         // 4251: member needs to have dll-interface
00177         // 4275: base needs to have dll-interface
00178         // 4660: explicitly instantiating a class that's already implicitly instantiated
00179         // 4661: no suitable definition provided for explicit template instantiation request
00180         // 4786: identifer was truncated in debug information
00181         // 4355: 'this' : used in base member initializer list
00182 #       pragma warning(disable: 4231 4250 4251 4275 4660 4661 4786 4355)
00183 #endif
00184 
00185 #if (defined(_MSC_VER) && _MSC_VER <= 1300) || defined(__MWERKS__) || defined(_STLPORT_VERSION)
00186 #define CRYPTOPP_DISABLE_UNCAUGHT_EXCEPTION
00187 #endif
00188 
00189 #ifndef CRYPTOPP_DISABLE_UNCAUGHT_EXCEPTION
00190 #define CRYPTOPP_UNCAUGHT_EXCEPTION_AVAILABLE
00191 #endif
00192 
00193 // CodeWarrior defines _MSC_VER
00194 #if !defined(CRYPTOPP_DISABLE_X86ASM) && ((defined(_MSC_VER) && !defined(__MWERKS__) && defined(_M_IX86)) || (defined(__GNUC__) && defined(__i386__)))
00195 #define CRYPTOPP_X86ASM_AVAILABLE
00196 #endif
00197 
00198 // ***************** determine availability of OS features ********************
00199 
00200 #ifndef NO_OS_DEPENDENCE
00201 
00202 #if defined(_WIN32) || defined(__CYGWIN__)
00203 #define CRYPTOPP_WIN32_AVAILABLE
00204 #endif
00205 
00206 #if defined(__unix__) || defined(__MACH__)
00207 #define CRYPTOPP_UNIX_AVAILABLE
00208 #endif
00209 
00210 #if defined(WORD64_AVAILABLE) && (defined(CRYPTOPP_WIN32_AVAILABLE) || defined(CRYPTOPP_UNIX_AVAILABLE))
00211 #       define HIGHRES_TIMER_AVAILABLE
00212 #endif
00213 
00214 #ifdef CRYPTOPP_UNIX_AVAILABLE
00215 #       define HAS_BERKELEY_STYLE_SOCKETS
00216 #endif
00217 
00218 #ifdef CRYPTOPP_WIN32_AVAILABLE
00219 #       define HAS_WINDOWS_STYLE_SOCKETS
00220 #endif
00221 
00222 #if defined(HIGHRES_TIMER_AVAILABLE) && (defined(HAS_BERKELEY_STYLE_SOCKETS) || defined(HAS_WINDOWS_STYLE_SOCKETS))
00223 #       define SOCKETS_AVAILABLE
00224 #endif
00225 
00226 #if defined(HAS_WINDOWS_STYLE_SOCKETS) && (!defined(HAS_BERKELEY_STYLE_SOCKETS) || defined(PREFER_WINDOWS_STYLE_SOCKETS))
00227 #       define USE_WINDOWS_STYLE_SOCKETS
00228 #else
00229 #       define USE_BERKELEY_STYLE_SOCKETS
00230 #endif
00231 
00232 #if defined(CRYPTOPP_WIN32_AVAILABLE) && !defined(USE_BERKELEY_STYLE_SOCKETS)
00233 #       define WINDOWS_PIPES_AVAILABLE
00234 #endif
00235 
00236 #if defined(CRYPTOPP_WIN32_AVAILABLE) && defined(USE_MS_CRYPTOAPI)
00237 #       define NONBLOCKING_RNG_AVAILABLE
00238 #       define OS_RNG_AVAILABLE
00239 #endif
00240 
00241 #if defined(CRYPTOPP_UNIX_AVAILABLE) || defined(CRYPTOPP_DOXYGEN_PROCESSING)
00242 #       define NONBLOCKING_RNG_AVAILABLE
00243 #       define BLOCKING_RNG_AVAILABLE
00244 #       define OS_RNG_AVAILABLE
00245 #       define HAS_PTHREADS
00246 #       define THREADS_AVAILABLE
00247 #endif
00248 
00249 #ifdef CRYPTOPP_WIN32_AVAILABLE
00250 #       define HAS_WINTHREADS
00251 #       define THREADS_AVAILABLE
00252 #endif
00253 
00254 #if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)
00255 #       define CRYPTOPP_MALLOC_ALIGNMENT_IS_16
00256 #endif
00257 
00258 #if defined(__linux__) || defined(__sun__) || defined(__CYGWIN__)
00259 #       define CRYPTOPP_MEMALIGN_AVAILABLE
00260 #endif
00261 
00262 #endif  // NO_OS_DEPENDENCE
00263 
00264 // ***************** DLL related ********************
00265 
00266 #ifdef CRYPTOPP_WIN32_AVAILABLE
00267 
00268 #ifdef CRYPTOPP_EXPORTS
00269 #define CRYPTOPP_IS_DLL
00270 #define CRYPTOPP_DLL __declspec(dllexport)
00271 #elif defined(CRYPTOPP_IMPORTS)
00272 #define CRYPTOPP_IS_DLL
00273 #define CRYPTOPP_DLL __declspec(dllimport)
00274 #else
00275 #define CRYPTOPP_DLL
00276 #endif
00277 
00278 #define CRYPTOPP_API __cdecl
00279 
00280 #else   // CRYPTOPP_WIN32_AVAILABLE
00281 
00282 #define CRYPTOPP_DLL
00283 #define CRYPTOPP_API
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 Tue Aug 16 08:38:40 2005 for Crypto++ by  doxygen 1.3.9.1