Crypto++: config.h Source File

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(__MIPSEB__) || defined(__ARMEB__) || (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 // set the name of Rijndael cipher, was "Rijndael" before version 5.3
00052 #define CRYPTOPP_RIJNDAEL_NAME "AES"
00053 
00054 // ***************** Important Settings Again ********************
00055 // But the defaults should be ok.
00056 
00057 // namespace support is now required
00058 #ifdef NO_NAMESPACE
00059 #       error namespace support is now required
00060 #endif
00061 
00062 // Define this to workaround a Microsoft CryptoAPI bug where
00063 // each call to CryptAcquireContext causes a 100 KB memory leak.
00064 // Defining this will cause Crypto++ to make only one call to CryptAcquireContext.
00065 #define WORKAROUND_MS_BUG_Q258000
00066 
00067 #ifdef CRYPTOPP_DOXYGEN_PROCESSING
00068 // Avoid putting "CryptoPP::" in front of everything in Doxygen output
00069 #       define CryptoPP
00070 #       define NAMESPACE_BEGIN(x)
00071 #       define NAMESPACE_END
00072 // Get Doxygen to generate better documentation for these typedefs
00073 #       define DOCUMENTED_TYPEDEF(x, y) class y : public x {};
00074 #else
00075 #       define NAMESPACE_BEGIN(x) namespace x {
00076 #       define NAMESPACE_END }
00077 #       define DOCUMENTED_TYPEDEF(x, y) typedef x y;
00078 #endif
00079 #define ANONYMOUS_NAMESPACE_BEGIN namespace {
00080 #define USING_NAMESPACE(x) using namespace x;
00081 #define DOCUMENTED_NAMESPACE_BEGIN(x) namespace x {
00082 #define DOCUMENTED_NAMESPACE_END }
00083 
00084 // What is the type of the third parameter to bind?
00085 // For Unix, the new standard is ::socklen_t (typically unsigned int), and the old standard is int.
00086 // Unfortunately there is no way to tell whether or not socklen_t is defined.
00087 // To work around this, TYPE_OF_SOCKLEN_T is a macro so that you can change it from the makefile.
00088 #ifndef TYPE_OF_SOCKLEN_T
00089 #       if defined(_WIN32) || defined(__CYGWIN__)
00090 #               define TYPE_OF_SOCKLEN_T int
00091 #       else
00092 #               define TYPE_OF_SOCKLEN_T ::socklen_t
00093 #       endif
00094 #endif
00095 
00096 #if defined(__CYGWIN__) && defined(PREFER_WINDOWS_STYLE_SOCKETS)
00097 #       define __USE_W32_SOCKETS
00098 #endif
00099 
00100 typedef unsigned char byte;             // put in global namespace to avoid ambiguity with other byte typedefs
00101 
00102 NAMESPACE_BEGIN(CryptoPP)
00103 
00104 typedef unsigned short word16;
00105 typedef unsigned int word32;
00106 
00107 #if defined(_MSC_VER) || defined(__BORLANDC__)
00108         typedef unsigned __int64 word64;
00109         #define W64LIT(x) x##ui64
00110 #else
00111         typedef unsigned long long word64;
00112         #define W64LIT(x) x##ULL
00113 #endif
00114 
00115 // define large word type, used for file offsets and such
00116 typedef word64 lword;
00117 const lword LWORD_MAX = W64LIT(0xffffffffffffffff);
00118 
00119 #ifdef __GNUC__
00120         #define CRYPTOPP_GCC_VERSION (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__)
00121 #endif
00122 
00123 // define hword, word, and dword. these are used for multiprecision integer arithmetic
00124 // Intel compiler won't have _umul128 until version 10.0. See http://softwarecommunity.intel.com/isn/Community/en-US/forums/thread/30231625.aspx
00125 #if (defined(_MSC_VER) && (!defined(__INTEL_COMPILER) || __INTEL_COMPILER >= 1000) && (defined(_M_X64) || defined(_M_IA64))) || (defined(__DECCXX) && defined(__alpha__)) || (defined(__INTEL_COMPILER) && defined(__x86_64__)) || (defined(__SUNPRO_CC) && defined(__x86_64__))
00126         typedef word32 hword;
00127         typedef word64 word;
00128 #else
00129         #define CRYPTOPP_NATIVE_DWORD_AVAILABLE
00130         #if defined(__alpha__) || defined(__ia64__) || defined(_ARCH_PPC64) || defined(__x86_64__) || defined(__mips64) || defined(__sparc64__)
00131                 #if defined(__GNUC__) && !defined(__INTEL_COMPILER) && !(CRYPTOPP_GCC_VERSION == 40001 && defined(__APPLE__)) && CRYPTOPP_GCC_VERSION >= 30400
00132                         // GCC 4.0.1 on MacOS X is missing __umodti3 and __udivti3
00133                         // mode(TI) division broken on amd64 with GCC earlier than GCC 3.4
00134                         typedef word32 hword;
00135                         typedef word64 word;
00136                         typedef __uint128_t dword;
00137                         typedef __uint128_t word128;
00138                         #define CRYPTOPP_WORD128_AVAILABLE
00139                 #else
00140                         // if we're here, it means we're on a 64-bit CPU but we don't have a way to obtain 128-bit multiplication results
00141                         typedef word16 hword;
00142                         typedef word32 word;
00143                         typedef word64 dword;
00144                 #endif
00145         #else
00146                 // being here means the native register size is probably 32 bits or less
00147                 #define CRYPTOPP_BOOL_SLOW_WORD64 1
00148                 typedef word16 hword;
00149                 typedef word32 word;
00150                 typedef word64 dword;
00151         #endif
00152 #endif
00153 #ifndef CRYPTOPP_BOOL_SLOW_WORD64
00154         #define CRYPTOPP_BOOL_SLOW_WORD64 0
00155 #endif
00156 
00157 const unsigned int WORD_SIZE = sizeof(word);
00158 const unsigned int WORD_BITS = WORD_SIZE * 8;
00159 
00160 NAMESPACE_END
00161 
00162 #ifndef CRYPTOPP_L1_CACHE_LINE_SIZE
00163         // This should be a lower bound on the L1 cache line size. It's used for defense against timing attacks.
00164         #if defined(_M_X64) || defined(__x86_64__)
00165                 #define CRYPTOPP_L1_CACHE_LINE_SIZE 64
00166         #else
00167                 // L1 cache line size is 32 on Pentium III and earlier
00168                 #define CRYPTOPP_L1_CACHE_LINE_SIZE 32
00169         #endif
00170 #endif
00171 
00172 #if defined(_MSC_VER)
00173         #if _MSC_VER == 1200
00174                 #include <malloc.h>
00175         #endif
00176         #if _MSC_VER > 1200 || defined(_mm_free)
00177                 #define CRYPTOPP_MSVC6PP_OR_LATER               // VC 6 processor pack or later
00178         #else
00179                 #define CRYPTOPP_MSVC6_NO_PP                    // VC 6 without processor pack
00180         #endif
00181 #endif
00182 
00183 #ifndef CRYPTOPP_ALIGN_DATA
00184         #if defined(CRYPTOPP_MSVC6PP_OR_LATER)
00185                 #define CRYPTOPP_ALIGN_DATA(x) __declspec(align(x))
00186         #elif defined(__GNUC__)
00187                 #define CRYPTOPP_ALIGN_DATA(x) __attribute__((aligned(x)))
00188         #else
00189                 #define CRYPTOPP_ALIGN_DATA(x)
00190         #endif
00191 #endif
00192 
00193 #ifndef CRYPTOPP_SECTION_ALIGN16
00194         #if defined(__GNUC__) && !defined(__APPLE__)
00195                 // the alignment attribute doesn't seem to work without this section attribute when -fdata-sections is turned on
00196                 #define CRYPTOPP_SECTION_ALIGN16 __attribute__((section ("CryptoPP_Align16")))
00197         #else
00198                 #define CRYPTOPP_SECTION_ALIGN16
00199         #endif
00200 #endif
00201 
00202 #if defined(_MSC_VER) || defined(__fastcall)
00203         #define CRYPTOPP_FASTCALL __fastcall
00204 #else
00205         #define CRYPTOPP_FASTCALL
00206 #endif
00207 
00208 // VC60 workaround: it doesn't allow typename in some places
00209 #if defined(_MSC_VER) && (_MSC_VER < 1300)
00210 #define CPP_TYPENAME
00211 #else
00212 #define CPP_TYPENAME typename
00213 #endif
00214 
00215 // VC60 workaround: can't cast unsigned __int64 to float or double
00216 #if defined(_MSC_VER) && !defined(CRYPTOPP_MSVC6PP_OR_LATER)
00217 #define CRYPTOPP_VC6_INT64 (__int64)
00218 #else
00219 #define CRYPTOPP_VC6_INT64
00220 #endif
00221 
00222 #ifdef _MSC_VER
00223 #define CRYPTOPP_NO_VTABLE __declspec(novtable)
00224 #else
00225 #define CRYPTOPP_NO_VTABLE
00226 #endif
00227 
00228 #ifdef _MSC_VER
00229         // 4231: nonstandard extension used : 'extern' before template explicit instantiation
00230         // 4250: dominance
00231         // 4251: member needs to have dll-interface
00232         // 4275: base needs to have dll-interface
00233         // 4660: explicitly instantiating a class that's already implicitly instantiated
00234         // 4661: no suitable definition provided for explicit template instantiation request
00235         // 4786: identifer was truncated in debug information
00236         // 4355: 'this' : used in base member initializer list
00237         // 4910: '__declspec(dllexport)' and 'extern' are incompatible on an explicit instantiation
00238 #       pragma warning(disable: 4231 4250 4251 4275 4660 4661 4786 4355 4910)
00239 #endif
00240 
00241 #ifdef __BORLANDC__
00242 // 8037: non-const function called for const object. needed to work around BCB2006 bug
00243 #       pragma warn -8037
00244 #endif
00245 
00246 #if (defined(_MSC_VER) && _MSC_VER <= 1300) || defined(__MWERKS__) || defined(_STLPORT_VERSION)
00247 #define CRYPTOPP_DISABLE_UNCAUGHT_EXCEPTION
00248 #endif
00249 
00250 #ifndef CRYPTOPP_DISABLE_UNCAUGHT_EXCEPTION
00251 #define CRYPTOPP_UNCAUGHT_EXCEPTION_AVAILABLE
00252 #endif
00253 
00254 #ifdef CRYPTOPP_DISABLE_X86ASM          // for backwards compatibility: this macro had both meanings
00255 #define CRYPTOPP_DISABLE_ASM
00256 #define CRYPTOPP_DISABLE_SSE2
00257 #endif
00258 
00259 #if !defined(CRYPTOPP_DISABLE_ASM) && ((defined(_MSC_VER) && defined(_M_IX86)) || (defined(__GNUC__) && (defined(__i386__) || defined(__x86_64__))))
00260         // C++Builder 2010 does not allow "call label" where label is defined within inline assembly
00261         #define CRYPTOPP_X86_ASM_AVAILABLE
00262 
00263         #if !defined(CRYPTOPP_DISABLE_SSE2) && (defined(CRYPTOPP_MSVC6PP_OR_LATER) || CRYPTOPP_GCC_VERSION >= 30300)
00264                 #define CRYPTOPP_BOOL_SSE2_ASM_AVAILABLE 1
00265         #else
00266                 #define CRYPTOPP_BOOL_SSE2_ASM_AVAILABLE 0
00267         #endif
00268 
00269         // SSSE3 was actually introduced in GNU as 2.17, which was released 6/23/2006, but we can't tell what version of binutils is installed.
00270         // GCC 4.1.2 was released on 2/13/2007, so we'll use that as a proxy for the binutils version.
00271         #if !defined(CRYPTOPP_DISABLE_SSSE3) && (_MSC_VER >= 1400 || CRYPTOPP_GCC_VERSION >= 40102)
00272                 #define CRYPTOPP_BOOL_SSSE3_ASM_AVAILABLE 1
00273         #else
00274                 #define CRYPTOPP_BOOL_SSSE3_ASM_AVAILABLE 0
00275         #endif
00276 #endif
00277 
00278 #if !defined(CRYPTOPP_DISABLE_ASM) && defined(_MSC_VER) && defined(_M_X64)
00279         #define CRYPTOPP_X64_MASM_AVAILABLE
00280 #endif
00281 
00282 #if !defined(CRYPTOPP_DISABLE_ASM) && defined(__GNUC__) && defined(__x86_64__)
00283         #define CRYPTOPP_X64_ASM_AVAILABLE
00284 #endif
00285 
00286 #if !defined(CRYPTOPP_DISABLE_SSE2) && (defined(CRYPTOPP_MSVC6PP_OR_LATER) || defined(__SSE2__))
00287         #define CRYPTOPP_BOOL_SSE2_INTRINSICS_AVAILABLE 1
00288 #else
00289         #define CRYPTOPP_BOOL_SSE2_INTRINSICS_AVAILABLE 0
00290 #endif
00291 
00292 #if !defined(CRYPTOPP_DISABLE_SSSE3) && !defined(CRYPTOPP_DISABLE_AESNI) && CRYPTOPP_BOOL_SSE2_INTRINSICS_AVAILABLE && (CRYPTOPP_GCC_VERSION >= 40400 || _MSC_FULL_VER >= 150030729 || __INTEL_COMPILER >= 1110)
00293         #define CRYPTOPP_BOOL_AESNI_INTRINSICS_AVAILABLE 1
00294 #else
00295         #define CRYPTOPP_BOOL_AESNI_INTRINSICS_AVAILABLE 0
00296 #endif
00297 
00298 #if CRYPTOPP_BOOL_SSE2_INTRINSICS_AVAILABLE || CRYPTOPP_BOOL_SSE2_ASM_AVAILABLE || defined(CRYPTOPP_X64_MASM_AVAILABLE)
00299         #define CRYPTOPP_BOOL_ALIGN16_ENABLED 1
00300 #else
00301         #define CRYPTOPP_BOOL_ALIGN16_ENABLED 0
00302 #endif
00303 
00304 // how to allocate 16-byte aligned memory (for SSE2)
00305 #if defined(CRYPTOPP_MSVC6PP_OR_LATER)
00306         #define CRYPTOPP_MM_MALLOC_AVAILABLE
00307 #elif defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)
00308         #define CRYPTOPP_MALLOC_ALIGNMENT_IS_16
00309 #elif defined(__linux__) || defined(__sun__) || defined(__CYGWIN__)
00310         #define CRYPTOPP_MEMALIGN_AVAILABLE
00311 #else
00312         #define CRYPTOPP_NO_ALIGNED_ALLOC
00313 #endif
00314 
00315 // how to disable inlining
00316 #if defined(_MSC_VER) && _MSC_VER >= 1300
00317 #       define CRYPTOPP_NOINLINE_DOTDOTDOT
00318 #       define CRYPTOPP_NOINLINE __declspec(noinline)
00319 #elif defined(__GNUC__)
00320 #       define CRYPTOPP_NOINLINE_DOTDOTDOT
00321 #       define CRYPTOPP_NOINLINE __attribute__((noinline))
00322 #else
00323 #       define CRYPTOPP_NOINLINE_DOTDOTDOT ...
00324 #       define CRYPTOPP_NOINLINE 
00325 #endif
00326 
00327 // how to declare class constants
00328 #if (defined(_MSC_VER) && _MSC_VER <= 1300) || defined(__INTEL_COMPILER)
00329 #       define CRYPTOPP_CONSTANT(x) enum {x};
00330 #else
00331 #       define CRYPTOPP_CONSTANT(x) static const int x;
00332 #endif
00333 
00334 #if defined(_M_X64) || defined(__x86_64__)
00335         #define CRYPTOPP_BOOL_X64 1
00336 #else
00337         #define CRYPTOPP_BOOL_X64 0
00338 #endif
00339 
00340 // see http://predef.sourceforge.net/prearch.html
00341 #if defined(_M_IX86) || defined(__i386__) || defined(__i386) || defined(_X86_) || defined(__I86__) || defined(__INTEL__)
00342         #define CRYPTOPP_BOOL_X86 1
00343 #else
00344         #define CRYPTOPP_BOOL_X86 0
00345 #endif
00346 
00347 #if CRYPTOPP_BOOL_X64 || CRYPTOPP_BOOL_X86 || defined(__powerpc__)
00348         #define CRYPTOPP_ALLOW_UNALIGNED_DATA_ACCESS
00349 #endif
00350 
00351 #define CRYPTOPP_VERSION 561
00352 
00353 // ***************** determine availability of OS features ********************
00354 
00355 #ifndef NO_OS_DEPENDENCE
00356 
00357 #if defined(_WIN32) || defined(__CYGWIN__)
00358 #define CRYPTOPP_WIN32_AVAILABLE
00359 #endif
00360 
00361 #if defined(__unix__) || defined(__MACH__) || defined(__NetBSD__) || defined(__sun)
00362 #define CRYPTOPP_UNIX_AVAILABLE
00363 #endif
00364 
00365 #if defined(CRYPTOPP_WIN32_AVAILABLE) || defined(CRYPTOPP_UNIX_AVAILABLE)
00366 #       define HIGHRES_TIMER_AVAILABLE
00367 #endif
00368 
00369 #ifdef CRYPTOPP_UNIX_AVAILABLE
00370 #       define HAS_BERKELEY_STYLE_SOCKETS
00371 #endif
00372 
00373 #ifdef CRYPTOPP_WIN32_AVAILABLE
00374 #       define HAS_WINDOWS_STYLE_SOCKETS
00375 #endif
00376 
00377 #if defined(HIGHRES_TIMER_AVAILABLE) && (defined(HAS_BERKELEY_STYLE_SOCKETS) || defined(HAS_WINDOWS_STYLE_SOCKETS))
00378 #       define SOCKETS_AVAILABLE
00379 #endif
00380 
00381 #if defined(HAS_WINDOWS_STYLE_SOCKETS) && (!defined(HAS_BERKELEY_STYLE_SOCKETS) || defined(PREFER_WINDOWS_STYLE_SOCKETS))
00382 #       define USE_WINDOWS_STYLE_SOCKETS
00383 #else
00384 #       define USE_BERKELEY_STYLE_SOCKETS
00385 #endif
00386 
00387 #if defined(HIGHRES_TIMER_AVAILABLE) && defined(CRYPTOPP_WIN32_AVAILABLE) && !defined(USE_BERKELEY_STYLE_SOCKETS)
00388 #       define WINDOWS_PIPES_AVAILABLE
00389 #endif
00390 
00391 #if defined(CRYPTOPP_WIN32_AVAILABLE) && defined(USE_MS_CRYPTOAPI)
00392 #       define NONBLOCKING_RNG_AVAILABLE
00393 #       define OS_RNG_AVAILABLE
00394 #endif
00395 
00396 #if defined(CRYPTOPP_UNIX_AVAILABLE) || defined(CRYPTOPP_DOXYGEN_PROCESSING)
00397 #       define NONBLOCKING_RNG_AVAILABLE
00398 #       define BLOCKING_RNG_AVAILABLE
00399 #       define OS_RNG_AVAILABLE
00400 #       define HAS_PTHREADS
00401 #       define THREADS_AVAILABLE
00402 #endif
00403 
00404 #ifdef CRYPTOPP_WIN32_AVAILABLE
00405 #       define HAS_WINTHREADS
00406 #       define THREADS_AVAILABLE
00407 #endif
00408 
00409 #endif  // NO_OS_DEPENDENCE
00410 
00411 // ***************** DLL related ********************
00412 
00413 #if defined(CRYPTOPP_WIN32_AVAILABLE) && !defined(CRYPTOPP_DOXYGEN_PROCESSING)
00414 
00415 #ifdef CRYPTOPP_EXPORTS
00416 #define CRYPTOPP_IS_DLL
00417 #define CRYPTOPP_DLL __declspec(dllexport)
00418 #elif defined(CRYPTOPP_IMPORTS)
00419 #define CRYPTOPP_IS_DLL
00420 #define CRYPTOPP_DLL __declspec(dllimport)
00421 #else
00422 #define CRYPTOPP_DLL
00423 #endif
00424 
00425 #define CRYPTOPP_API __cdecl
00426 
00427 #else   // CRYPTOPP_WIN32_AVAILABLE
00428 
00429 #define CRYPTOPP_DLL
00430 #define CRYPTOPP_API
00431 
00432 #endif  // CRYPTOPP_WIN32_AVAILABLE
00433 
00434 #if defined(__MWERKS__)
00435 #define CRYPTOPP_EXTERN_DLL_TEMPLATE_CLASS extern class CRYPTOPP_DLL
00436 #elif defined(__BORLANDC__) || defined(__SUNPRO_CC)
00437 #define CRYPTOPP_EXTERN_DLL_TEMPLATE_CLASS template class CRYPTOPP_DLL
00438 #else
00439 #define CRYPTOPP_EXTERN_DLL_TEMPLATE_CLASS extern template class CRYPTOPP_DLL
00440 #endif
00441 
00442 #if defined(CRYPTOPP_MANUALLY_INSTANTIATE_TEMPLATES) && !defined(CRYPTOPP_IMPORTS)
00443 #define CRYPTOPP_DLL_TEMPLATE_CLASS template class CRYPTOPP_DLL
00444 #else
00445 #define CRYPTOPP_DLL_TEMPLATE_CLASS CRYPTOPP_EXTERN_DLL_TEMPLATE_CLASS
00446 #endif
00447 
00448 #if defined(__MWERKS__)
00449 #define CRYPTOPP_EXTERN_STATIC_TEMPLATE_CLASS extern class
00450 #elif defined(__BORLANDC__) || defined(__SUNPRO_CC)
00451 #define CRYPTOPP_EXTERN_STATIC_TEMPLATE_CLASS template class
00452 #else
00453 #define CRYPTOPP_EXTERN_STATIC_TEMPLATE_CLASS extern template class
00454 #endif
00455 
00456 #if defined(CRYPTOPP_MANUALLY_INSTANTIATE_TEMPLATES) && !defined(CRYPTOPP_EXPORTS)
00457 #define CRYPTOPP_STATIC_TEMPLATE_CLASS template class
00458 #else
00459 #define CRYPTOPP_STATIC_TEMPLATE_CLASS CRYPTOPP_EXTERN_STATIC_TEMPLATE_CLASS
00460 #endif
00461 
00462 #endif