Crypto++  5.6.3
Free C++ class library of cryptographic schemes
config.h
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1 // config.h - written and placed in the public domain by Wei Dai
2 
3 //! \file config.h
4 //! \brief Library configuration file
5 
6 #ifndef CRYPTOPP_CONFIG_H
7 #define CRYPTOPP_CONFIG_H
8 
9 // ***************** Important Settings ********************
10 
11 // define this if running on a big-endian CPU
12 #if !defined(IS_LITTLE_ENDIAN) && (defined(__BIG_ENDIAN__) || (defined(__s390__) || defined(__s390x__) || defined(__zarch__)) || (defined(__m68k__) || defined(__MC68K__)) || defined(__sparc) || defined(__sparc__) || defined(__hppa__) || defined(__MIPSEB__) || defined(__ARMEB__) || (defined(__MWERKS__) && !defined(__INTEL__)))
13 # define IS_BIG_ENDIAN
14 #endif
15 
16 // define this if running on a little-endian CPU
17 // big endian will be assumed if IS_LITTLE_ENDIAN is not defined
18 #ifndef IS_BIG_ENDIAN
19 # define IS_LITTLE_ENDIAN
20 #endif
21 
22 // Sanity checks. Some processors have more than big-, little- and bi-endian modes. PDP mode, where order results in "4312", should
23 // raise red flags immediately. Additionally, mis-classified machines, like (previosuly) S/390, should raise red flags immediately.
24 #if defined(IS_BIG_ENDIAN) && defined(__GNUC__) && defined(__BYTE_ORDER__) && (__BYTE_ORDER__ != __ORDER_BIG_ENDIAN__)
25 # error "IS_BIG_ENDIAN is set, but __BYTE_ORDER__ does not equal __ORDER_BIG_ENDIAN__"
26 #endif
27 #if defined(IS_LITTLE_ENDIAN) && defined(__GNUC__) && defined(__BYTE_ORDER__) && (__BYTE_ORDER__ != __ORDER_LITTLE_ENDIAN__)
28 # error "IS_LITTLE_ENDIAN is set, but __BYTE_ORDER__ does not equal __ORDER_LITTLE_ENDIAN__"
29 #endif
30 
31 // Define this if you want to disable all OS-dependent features,
32 // such as sockets and OS-provided random number generators
33 // #define NO_OS_DEPENDENCE
34 
35 // Define this to use features provided by Microsoft's CryptoAPI.
36 // Currently the only feature used is random number generation.
37 // This macro will be ignored if NO_OS_DEPENDENCE is defined.
38 #define USE_MS_CRYPTOAPI
39 
40 // Define this to ensure C/C++ standard compliance and respect for GCC aliasing rules and other alignment fodder. If you
41 // experience a break with GCC at -O3, you should try this first. Guard it in case its set on the command line (and it differs).
42 #ifndef CRYPTOPP_NO_UNALIGNED_DATA_ACCESS
43 // # define CRYPTOPP_NO_UNALIGNED_DATA_ACCESS
44 #endif
45 
46 // Define this to choose the FIPS 202 version of SHA3, and not the original version of SHA3. NIST selected Keccak as SHA3
47 // in January 2013. SHA3 was finalized in FIPS 202 in August 2015, and it was a modified version of the original selection.
48 // If CRYPTOPP_USE_FIPS_202_SHA3 is defined, then sha3_fips_202.txt test vectors will be used instead of sha3.txt.
49 // #define CRYPTOPP_USE_FIPS_202_SHA3
50 
51 // ***************** Less Important Settings ***************
52 
53 // Library version
54 #define CRYPTOPP_VERSION 563
55 
56 // Define this if you want to set a prefix for TestData/ and TestVectors/
57 // Be mindful of the trailing slash since its simple concatenation.
58 // g++ ... -DCRYPTOPP_DATA_DIR='"/tmp/cryptopp_test/share/"'
59 #ifndef CRYPTOPP_DATA_DIR
60 # define CRYPTOPP_DATA_DIR ""
61 #endif
62 
63 // define this to retain (as much as possible) old deprecated function and class names
64 // #define CRYPTOPP_MAINTAIN_BACKWARDS_COMPATIBILITY
65 
66 // Define this to retain (as much as possible) ABI and binary compatibility with Crypto++ 5.6.2.
67 // Also see https://cryptopp.com/wiki/Config.h#Avoid_MAINTAIN_BACKWARDS_COMPATIBILITY
68 #if (CRYPTOPP_VERSION <= 600)
69 # if !defined(CRYPTOPP_NO_BACKWARDS_COMPATIBILITY_562) && !defined(CRYPTOPP_MAINTAIN_BACKWARDS_COMPATIBILITY_562)
70 # define CRYPTOPP_MAINTAIN_BACKWARDS_COMPATIBILITY_562
71 # endif
72 #endif
73 
74 // Define this if you want or need the library's memcpy_s and memmove_s.
75 // See http://github.com/weidai11/cryptopp/issues/28.
76 // #if !defined(CRYPTOPP_WANT_SECURE_LIB)
77 // # define CRYPTOPP_WANT_SECURE_LIB
78 // #endif
79 
80 // File system code to write to GZIP archive.
81 #if !defined(GZIP_OS_CODE)
82 # define GZIP_OS_CODE 0
83 #endif
84 
85 // Try this if your CPU has 256K internal cache or a slow multiply instruction
86 // and you want a (possibly) faster IDEA implementation using log tables
87 // #define IDEA_LARGECACHE
88 
89 // Define this if, for the linear congruential RNG, you want to use
90 // the original constants as specified in S.K. Park and K.W. Miller's
91 // CACM paper.
92 // #define LCRNG_ORIGINAL_NUMBERS
93 
94 // Define this if you want Integer's operator<< to honor std::showbase (and
95 // std::noshowbase). If defined, Integer will use a suffix of 'b', 'o', 'h'
96 // or '.' (the last for decimal) when std::showbase is in effect. If
97 // std::noshowbase is set, then the suffix is not added to the Integer. If
98 // not defined, existing behavior is preserved and Integer will use a suffix
99 // of 'b', 'o', 'h' or '.' (the last for decimal).
100 // #define CRYPTOPP_USE_STD_SHOWBASE
101 
102 // choose which style of sockets to wrap (mostly useful for MinGW which has both)
103 #if !defined(NO_BERKELEY_STYLE_SOCKETS) && !defined(PREFER_BERKELEY_STYLE_SOCKETS)
104 # define PREFER_BERKELEY_STYLE_SOCKETS
105 #endif
106 
107 // #if !defined(NO_WINDOWS_STYLE_SOCKETS) && !defined(PREFER_WINDOWS_STYLE_SOCKETS)
108 // # define PREFER_WINDOWS_STYLE_SOCKETS
109 // #endif
110 
111 // set the name of Rijndael cipher, was "Rijndael" before version 5.3
112 #define CRYPTOPP_RIJNDAEL_NAME "AES"
113 
114 // CRYPTOPP_INIT_PRIORITY attempts to manage initialization of C++ static objects.
115 // Under GCC, the library uses init_priority attribute in the range
116 // [CRYPTOPP_INIT_PRIORITY, CRYPTOPP_INIT_PRIORITY+100]. Under Windows,
117 // CRYPTOPP_INIT_PRIORITY enlists "#pragma init_seg(lib)".
118 // #define CRYPTOPP_INIT_PRIORITY 250
119 
120 // CRYPTOPP_USER_PRIORITY is for other libraries and user code that is using Crypto++
121 // and managing C++ static object creation. It is guaranteed not to conflict with
122 // values used by (or would be used by) the Crypto++ library.
123 #if defined(CRYPTOPP_INIT_PRIORITY) && (CRYPTOPP_INIT_PRIORITY > 0)
124 # define CRYPTOPP_USER_PRIORITY (CRYPTOPP_INIT_PRIORITY + 101)
125 #else
126 # define CRYPTOPP_USER_PRIORITY 250
127 #endif
128 
129 // ***************** Important Settings Again ********************
130 // But the defaults should be ok.
131 
132 // namespace support is now required
133 #ifdef NO_NAMESPACE
134 # error namespace support is now required
135 #endif
136 
137 // Define this to workaround a Microsoft CryptoAPI bug where
138 // each call to CryptAcquireContext causes a 100 KB memory leak.
139 // Defining this will cause Crypto++ to make only one call to CryptAcquireContext.
140 #define WORKAROUND_MS_BUG_Q258000
141 
142 #ifdef CRYPTOPP_DOXYGEN_PROCESSING
143 // Document the namespce exists. Put it here before CryptoPP is undefined below.
144 //! \namespace CryptoPP
145 //! \brief Crypto++ library namespace
146 //! \details Nearly all classes are located in the CryptoPP namespace. Within
147 //! the namespace, there are two additional namespaces.
148 //! <ul>
149 //! <li>Name - namespace for names used with \p NameValuePairs and documented in argnames.h
150 //! <li>Weak - namespace for weak and wounded algorithms, like ARC4, MD5 and Pananma
151 //! </ul>
152 namespace CryptoPP { }
153 // Bring in the symbols fund in the weak namespace; and fold Weak1 into Weak
154 # define CRYPTOPP_ENABLE_NAMESPACE_WEAK 1
155 # define Weak1 Weak
156 // Avoid putting "CryptoPP::" in front of everything in Doxygen output
157 # define CryptoPP
158 # define NAMESPACE_BEGIN(x)
159 # define NAMESPACE_END
160 // Get Doxygen to generate better documentation for these typedefs
161 # define DOCUMENTED_TYPEDEF(x, y) class y : public x {};
162 // Make "protected" "private" so the functions and members are not documented
163 # define protected private
164 #else
165 # define NAMESPACE_BEGIN(x) namespace x {
166 # define NAMESPACE_END }
167 # define DOCUMENTED_TYPEDEF(x, y) typedef x y;
168 #endif
169 #define ANONYMOUS_NAMESPACE_BEGIN namespace {
170 #define ANONYMOUS_NAMESPACE_END }
171 #define USING_NAMESPACE(x) using namespace x;
172 #define DOCUMENTED_NAMESPACE_BEGIN(x) namespace x {
173 #define DOCUMENTED_NAMESPACE_END }
174 
175 // What is the type of the third parameter to bind?
176 // For Unix, the new standard is ::socklen_t (typically unsigned int), and the old standard is int.
177 // Unfortunately there is no way to tell whether or not socklen_t is defined.
178 // To work around this, TYPE_OF_SOCKLEN_T is a macro so that you can change it from the makefile.
179 #ifndef TYPE_OF_SOCKLEN_T
180 # if defined(_WIN32) || defined(__CYGWIN__)
181 # define TYPE_OF_SOCKLEN_T int
182 # else
183 # define TYPE_OF_SOCKLEN_T ::socklen_t
184 # endif
185 #endif
186 
187 #if defined(__CYGWIN__) && defined(PREFER_WINDOWS_STYLE_SOCKETS)
188 # define __USE_W32_SOCKETS
189 #endif
190 
191 typedef unsigned char byte; // put in global namespace to avoid ambiguity with other byte typedefs
192 
193 NAMESPACE_BEGIN(CryptoPP)
194 
195 typedef unsigned short word16;
196 typedef unsigned int word32;
197 
198 #if defined(_MSC_VER) || defined(__BORLANDC__)
199  typedef unsigned __int64 word64;
200  #define W64LIT(x) x##ui64
201 #else
202  typedef unsigned long long word64;
203  #define W64LIT(x) x##ULL
204 #endif
205 
206 // define large word type, used for file offsets and such
207 typedef word64 lword;
208 const lword LWORD_MAX = W64LIT(0xffffffffffffffff);
209 
210 #ifdef __GNUC__
211  #define CRYPTOPP_GCC_VERSION (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__)
212 #endif
213 
214 // Apple and LLVM's Clang. Apple Clang version 7.0 roughly equals LLVM Clang version 3.7
215 #if defined(__clang__ ) && !defined(__apple_build_version__)
216  #define CRYPTOPP_CLANG_VERSION (__clang_major__ * 10000 + __clang_minor__ * 100 + __clang_patchlevel__)
217 #elif defined(__clang__ ) && defined(__apple_build_version__)
218  #define CRYPTOPP_APPLE_CLANG_VERSION (__clang_major__ * 10000 + __clang_minor__ * 100 + __clang_patchlevel__)
219 #endif
220 
221 #ifdef _MSC_VER
222  #define CRYPTOPP_MSC_VERSION (_MSC_VER)
223 #endif
224 
225 // Need GCC 4.6/Clang 1.7/Apple Clang 2.0 or above due to "GCC diagnostic {push|pop}"
226 #if (CRYPTOPP_GCC_VERSION >= 40600) || (CRYPTOPP_CLANG_VERSION >= 10700) || (CRYPTOPP_APPLE_CLANG_VERSION >= 20000)
227  #define CRYPTOPP_GCC_DIAGNOSTIC_AVAILABLE 1
228 #endif
229 
230 // Clang due to "Inline assembly operands don't work with .intel_syntax", http://llvm.org/bugs/show_bug.cgi?id=24232
231 // TODO: supply the upper version when LLVM fixes it. We set it to 20.0 for compilation purposes.
232 #if (defined(CRYPTOPP_CLANG_VERSION) && CRYPTOPP_CLANG_VERSION <= 200000) || (defined(CRYPTOPP_APPLE_CLANG_VERSION) && CRYPTOPP_APPLE_CLANG_VERSION <= 200000)
233  #define CRYPTOPP_DISABLE_INTEL_ASM 1
234 #endif
235 
236 // define hword, word, and dword. these are used for multiprecision integer arithmetic
237 // Intel compiler won't have _umul128 until version 10.0. See http://softwarecommunity.intel.com/isn/Community/en-US/forums/thread/30231625.aspx
238 #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__))
239  typedef word32 hword;
240  typedef word64 word;
241 #else
242  #define CRYPTOPP_NATIVE_DWORD_AVAILABLE
243  #if defined(__alpha__) || defined(__ia64__) || defined(_ARCH_PPC64) || defined(__x86_64__) || defined(__mips64) || defined(__sparc64__)
244  #if defined(__GNUC__) && !defined(__INTEL_COMPILER) && !(CRYPTOPP_GCC_VERSION == 40001 && defined(__APPLE__)) && CRYPTOPP_GCC_VERSION >= 30400
245  // GCC 4.0.1 on MacOS X is missing __umodti3 and __udivti3
246  // mode(TI) division broken on amd64 with GCC earlier than GCC 3.4
247  typedef word32 hword;
248  typedef word64 word;
249  typedef __uint128_t dword;
250  typedef __uint128_t word128;
251  #define CRYPTOPP_WORD128_AVAILABLE
252  #else
253  // 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
254  typedef word16 hword;
255  typedef word32 word;
256  typedef word64 dword;
257  #endif
258  #else
259  // being here means the native register size is probably 32 bits or less
260  #define CRYPTOPP_BOOL_SLOW_WORD64 1
261  typedef word16 hword;
262  typedef word32 word;
263  typedef word64 dword;
264  #endif
265 #endif
266 #ifndef CRYPTOPP_BOOL_SLOW_WORD64
267  #define CRYPTOPP_BOOL_SLOW_WORD64 0
268 #endif
269 
270 const unsigned int WORD_SIZE = sizeof(word);
271 const unsigned int WORD_BITS = WORD_SIZE * 8;
272 
273 NAMESPACE_END
274 
275 #ifndef CRYPTOPP_L1_CACHE_LINE_SIZE
276  // This should be a lower bound on the L1 cache line size. It's used for defense against timing attacks.
277  // Also see http://stackoverflow.com/questions/794632/programmatically-get-the-cache-line-size.
278  #if defined(_M_X64) || defined(__x86_64__) || (__ILP32__ >= 1)
279  #define CRYPTOPP_L1_CACHE_LINE_SIZE 64
280  #else
281  // L1 cache line size is 32 on Pentium III and earlier
282  #define CRYPTOPP_L1_CACHE_LINE_SIZE 32
283  #endif
284 #endif
285 
286 #if defined(_MSC_VER)
287  #if _MSC_VER == 1200
288  #include <malloc.h>
289  #endif
290  #if _MSC_VER > 1200 || defined(_mm_free)
291  #define CRYPTOPP_MSVC6PP_OR_LATER // VC 6 processor pack or later
292  #else
293  #define CRYPTOPP_MSVC6_NO_PP // VC 6 without processor pack
294  #endif
295 #endif
296 
297 #ifndef CRYPTOPP_ALIGN_DATA
298  #if defined(CRYPTOPP_MSVC6PP_OR_LATER)
299  #define CRYPTOPP_ALIGN_DATA(x) __declspec(align(x))
300  #elif defined(__GNUC__)
301  #define CRYPTOPP_ALIGN_DATA(x) __attribute__((aligned(x)))
302  #else
303  #define CRYPTOPP_ALIGN_DATA(x)
304  #endif
305 #endif
306 
307 #ifndef CRYPTOPP_SECTION_ALIGN16
308 #if defined(__GNUC__) && !defined(__APPLE__)
309  // the alignment attribute doesn't seem to work without this section attribute when -fdata-sections is turned on
310  #define CRYPTOPP_SECTION_ALIGN16 __attribute__((section ("CryptoPP_Align16")))
311  #else
312  #define CRYPTOPP_SECTION_ALIGN16
313  #endif
314 #endif
315 
316 #if defined(_MSC_VER) || defined(__fastcall)
317  #define CRYPTOPP_FASTCALL __fastcall
318 #else
319  #define CRYPTOPP_FASTCALL
320 #endif
321 
322 // VC60 workaround: it doesn't allow typename in some places
323 #if defined(_MSC_VER) && (_MSC_VER < 1300)
324 #define CPP_TYPENAME
325 #else
326 #define CPP_TYPENAME typename
327 #endif
328 
329 // VC60 workaround: can't cast unsigned __int64 to float or double
330 #if defined(_MSC_VER) && !defined(CRYPTOPP_MSVC6PP_OR_LATER)
331 #define CRYPTOPP_VC6_INT64 (__int64)
332 #else
333 #define CRYPTOPP_VC6_INT64
334 #endif
335 
336 #ifdef _MSC_VER
337 #define CRYPTOPP_NO_VTABLE __declspec(novtable)
338 #else
339 #define CRYPTOPP_NO_VTABLE
340 #endif
341 
342 #ifdef _MSC_VER
343  // 4127: conditional expression is constant
344  // 4231: nonstandard extension used : 'extern' before template explicit instantiation
345  // 4250: dominance
346  // 4251: member needs to have dll-interface
347  // 4275: base needs to have dll-interface
348  // 4505: unreferenced local function
349  // 4512: assignment operator not generated
350  // 4660: explicitly instantiating a class that's already implicitly instantiated
351  // 4661: no suitable definition provided for explicit template instantiation request
352  // 4786: identifer was truncated in debug information
353  // 4355: 'this' : used in base member initializer list
354  // 4910: '__declspec(dllexport)' and 'extern' are incompatible on an explicit instantiation
355 # pragma warning(disable: 4127 4231 4250 4251 4275 4505 4512 4660 4661 4786 4355 4910)
356  // Security related, possible defects
357  // http://blogs.msdn.com/b/vcblog/archive/2010/12/14/off-by-default-compiler-warnings-in-visual-c.aspx
358 # pragma warning(once: 4191 4242 4263 4264 4266 4302 4826 4905 4906 4928)
359 #endif
360 
361 #ifdef __BORLANDC__
362 // 8037: non-const function called for const object. needed to work around BCB2006 bug
363 # pragma warn -8037
364 #endif
365 
366 // [GCC Bug 53431] "C++ preprocessor ignores #pragma GCC diagnostic". Clang honors it.
367 #if CRYPTOPP_GCC_DIAGNOSTIC_AVAILABLE
368 # pragma GCC diagnostic ignored "-Wunknown-pragmas"
369 # pragma GCC diagnostic ignored "-Wunused-function"
370 #endif
371 
372 #if (defined(_MSC_VER) && _MSC_VER <= 1300) || defined(__MWERKS__) || (defined(_STLPORT_VERSION) && ((_STLPORT_VERSION < 0x450) || defined(_STLP_NO_UNCAUGHT_EXCEPT_SUPPORT)))
373 #define CRYPTOPP_DISABLE_UNCAUGHT_EXCEPTION
374 #endif
375 
376 #ifndef CRYPTOPP_DISABLE_UNCAUGHT_EXCEPTION
377 #define CRYPTOPP_UNCAUGHT_EXCEPTION_AVAILABLE
378 #endif
379 
380 #ifdef CRYPTOPP_DISABLE_X86ASM // for backwards compatibility: this macro had both meanings
381 #define CRYPTOPP_DISABLE_ASM
382 #define CRYPTOPP_DISABLE_SSE2
383 #endif
384 
385 // Apple's Clang prior to 5.0 cannot handle SSE2 (and Apple does not use LLVM Clang numbering...)
386 #if defined(CRYPTOPP_APPLE_CLANG_VERSION) && (CRYPTOPP_APPLE_CLANG_VERSION < 50000)
387 # define CRYPTOPP_DISABLE_ASM
388 #endif
389 
390 #if !defined(CRYPTOPP_DISABLE_ASM) && ((defined(_MSC_VER) && defined(_M_IX86)) || (defined(__GNUC__) && (defined(__i386__) || defined(__x86_64__))))
391  // C++Builder 2010 does not allow "call label" where label is defined within inline assembly
392  #define CRYPTOPP_X86_ASM_AVAILABLE
393 
394  #if !defined(CRYPTOPP_DISABLE_SSE2) && (defined(CRYPTOPP_MSVC6PP_OR_LATER) || CRYPTOPP_GCC_VERSION >= 30300 || defined(__SSE2__))
395  #define CRYPTOPP_BOOL_SSE2_ASM_AVAILABLE 1
396  #else
397  #define CRYPTOPP_BOOL_SSE2_ASM_AVAILABLE 0
398  #endif
399 
400  // SSE3 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.
401  // GCC 4.1.2 was released on 2/13/2007, so we'll use that as a proxy for the binutils version. Also see the output of
402  // `gcc -dM -E -march=native - < /dev/null | grep -i SSE` for preprocessor defines available.
403  #if !defined(CRYPTOPP_DISABLE_SSSE3) && (_MSC_VER >= 1400 || CRYPTOPP_GCC_VERSION >= 40102 || defined(__SSSE3__) || defined(__SSE3__))
404  #define CRYPTOPP_BOOL_SSSE3_ASM_AVAILABLE 1
405  #else
406  #define CRYPTOPP_BOOL_SSSE3_ASM_AVAILABLE 0
407  #endif
408 #endif
409 
410 #if !defined(CRYPTOPP_DISABLE_ASM) && defined(_MSC_VER) && defined(_M_X64)
411  #define CRYPTOPP_X64_MASM_AVAILABLE
412 #endif
413 
414 #if !defined(CRYPTOPP_DISABLE_ASM) && defined(__GNUC__) && defined(__x86_64__)
415  #define CRYPTOPP_X64_ASM_AVAILABLE
416 #endif
417 
418 #if !defined(CRYPTOPP_DISABLE_SSE2) && (defined(CRYPTOPP_MSVC6PP_OR_LATER) || defined(__SSE2__)) && !defined(_M_ARM)
419  #define CRYPTOPP_BOOL_SSE2_INTRINSICS_AVAILABLE 1
420 #else
421  #define CRYPTOPP_BOOL_SSE2_INTRINSICS_AVAILABLE 0
422 #endif
423 
424 // Intrinsics availible in GCC 4.3 (http://gcc.gnu.org/gcc-4.3/changes.html) and
425 // MSVC 2008 (http://msdn.microsoft.com/en-us/library/bb892950%28v=vs.90%29.aspx)
426 #if !defined(CRYPTOPP_DISABLE_SSE4) && ((_MSC_VER >= 1500) || defined(__SSE4_1__) || defined(__SSE4_2__))
427  #define CRYPTOPP_BOOL_SSE4_INTRINSICS_AVAILABLE 1
428 #else
429  #define CRYPTOPP_BOOL_SSE4_INTRINSICS_AVAILABLE 0
430 #endif
431 
432 #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 || defined(__AES__))
433  #define CRYPTOPP_BOOL_AESNI_INTRINSICS_AVAILABLE 1
434 #else
435  #define CRYPTOPP_BOOL_AESNI_INTRINSICS_AVAILABLE 0
436 #endif
437 
438 #if CRYPTOPP_BOOL_SSE2_INTRINSICS_AVAILABLE || CRYPTOPP_BOOL_SSE2_ASM_AVAILABLE || defined(CRYPTOPP_X64_MASM_AVAILABLE)
439  #define CRYPTOPP_BOOL_ALIGN16 1
440 #else
441  #define CRYPTOPP_BOOL_ALIGN16 0
442 #endif
443 
444 // how to allocate 16-byte aligned memory (for SSE2)
445 #if defined(CRYPTOPP_MSVC6PP_OR_LATER)
446  #define CRYPTOPP_MM_MALLOC_AVAILABLE
447 #elif defined(__APPLE__)
448  #define CRYPTOPP_APPLE_MALLOC_AVAILABLE
449 #elif defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)
450  #define CRYPTOPP_MALLOC_ALIGNMENT_IS_16
451 #elif defined(__linux__) || defined(__sun__) || defined(__CYGWIN__)
452  #define CRYPTOPP_MEMALIGN_AVAILABLE
453 #else
454  #define CRYPTOPP_NO_ALIGNED_ALLOC
455 #endif
456 
457 // Apple always provides 16-byte aligned, and tells us to use calloc
458 // http://developer.apple.com/library/mac/documentation/Performance/Conceptual/ManagingMemory/Articles/MemoryAlloc.html
459 
460 // how to disable inlining
461 #if defined(_MSC_VER) && _MSC_VER >= 1300
462 # define CRYPTOPP_NOINLINE_DOTDOTDOT
463 # define CRYPTOPP_NOINLINE __declspec(noinline)
464 #elif defined(__GNUC__)
465 # define CRYPTOPP_NOINLINE_DOTDOTDOT
466 # define CRYPTOPP_NOINLINE __attribute__((noinline))
467 #else
468 # define CRYPTOPP_NOINLINE_DOTDOTDOT ...
469 # define CRYPTOPP_NOINLINE
470 #endif
471 
472 // how to declare class constants
473 #if (defined(_MSC_VER) && _MSC_VER <= 1300) || defined(__INTEL_COMPILER) || defined(__BORLANDC__)
474 # define CRYPTOPP_CONSTANT(x) enum {x};
475 #else
476 # define CRYPTOPP_CONSTANT(x) static const int x;
477 #endif
478 
479 // Linux provides X32, which is 32-bit integers, longs and pointers on x86_64 using the full x86_64 register set.
480 // Detect via __ILP32__ (http://wiki.debian.org/X32Port). However, __ILP32__ shows up in more places than
481 // the System V ABI specs calls out, like on just about any 32-bit system with Clang.
482 #if ((__ILP32__ >= 1) || (_ILP32 >= 1)) && defined(__x86_64__)
483  #define CRYPTOPP_BOOL_X32 1
484 #else
485  #define CRYPTOPP_BOOL_X32 0
486 #endif
487 
488 // see http://predef.sourceforge.net/prearch.html
489 #if (defined(_M_IX86) || defined(__i386__) || defined(__i386) || defined(_X86_) || defined(__I86__) || defined(__INTEL__)) && !CRYPTOPP_BOOL_X32
490  #define CRYPTOPP_BOOL_X86 1
491 #else
492  #define CRYPTOPP_BOOL_X86 0
493 #endif
494 
495 #if (defined(_M_X64) || defined(__x86_64__)) && !CRYPTOPP_BOOL_X32
496  #define CRYPTOPP_BOOL_X64 1
497 #else
498  #define CRYPTOPP_BOOL_X64 0
499 #endif
500 
501 // Undo the ASM and Intrinsic related defines due to X32.
502 #if CRYPTOPP_BOOL_X32
503 # undef CRYPTOPP_BOOL_X64
504 # undef CRYPTOPP_X64_ASM_AVAILABLE
505 # undef CRYPTOPP_X64_MASM_AVAILABLE
506 #endif
507 
508 #if !defined(CRYPTOPP_NO_UNALIGNED_DATA_ACCESS) && !defined(CRYPTOPP_ALLOW_UNALIGNED_DATA_ACCESS)
509 #if (CRYPTOPP_BOOL_X64 || CRYPTOPP_BOOL_X86 || CRYPTOPP_BOOL_X32 || defined(__powerpc__) || (__ARM_FEATURE_UNALIGNED >= 1))
510  #define CRYPTOPP_ALLOW_UNALIGNED_DATA_ACCESS
511 #endif
512 #endif
513 
514 // ***************** determine availability of OS features ********************
515 
516 #ifndef NO_OS_DEPENDENCE
517 
518 #if defined(_WIN32) || defined(__CYGWIN__)
519 #define CRYPTOPP_WIN32_AVAILABLE
520 #endif
521 
522 #if defined(__unix__) || defined(__MACH__) || defined(__NetBSD__) || defined(__sun)
523 #define CRYPTOPP_UNIX_AVAILABLE
524 #endif
525 
526 #if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)
527 #define CRYPTOPP_BSD_AVAILABLE
528 #endif
529 
530 #if defined(CRYPTOPP_WIN32_AVAILABLE) || defined(CRYPTOPP_UNIX_AVAILABLE)
531 # define HIGHRES_TIMER_AVAILABLE
532 #endif
533 
534 #ifdef CRYPTOPP_UNIX_AVAILABLE
535 # define HAS_BERKELEY_STYLE_SOCKETS
536 #endif
537 
538 #ifdef CRYPTOPP_WIN32_AVAILABLE
539 # define HAS_WINDOWS_STYLE_SOCKETS
540 #endif
541 
542 #if defined(HIGHRES_TIMER_AVAILABLE) && (defined(HAS_BERKELEY_STYLE_SOCKETS) || defined(HAS_WINDOWS_STYLE_SOCKETS))
543 # define SOCKETS_AVAILABLE
544 #endif
545 
546 #if defined(HAS_WINDOWS_STYLE_SOCKETS) && (!defined(HAS_BERKELEY_STYLE_SOCKETS) || defined(PREFER_WINDOWS_STYLE_SOCKETS))
547 # define USE_WINDOWS_STYLE_SOCKETS
548 #else
549 # define USE_BERKELEY_STYLE_SOCKETS
550 #endif
551 
552 #if defined(HIGHRES_TIMER_AVAILABLE) && defined(CRYPTOPP_WIN32_AVAILABLE) && !defined(USE_BERKELEY_STYLE_SOCKETS)
553 # define WINDOWS_PIPES_AVAILABLE
554 #endif
555 
556 #if defined(CRYPTOPP_WIN32_AVAILABLE) && defined(USE_MS_CRYPTOAPI)
557 # define NONBLOCKING_RNG_AVAILABLE
558 # define OS_RNG_AVAILABLE
559 #endif
560 
561 #if defined(CRYPTOPP_UNIX_AVAILABLE) || defined(CRYPTOPP_DOXYGEN_PROCESSING)
562 # define NONBLOCKING_RNG_AVAILABLE
563 # define BLOCKING_RNG_AVAILABLE
564 # define OS_RNG_AVAILABLE
565 # define HAS_PTHREADS
566 # define THREADS_AVAILABLE
567 #endif
568 
569 #ifdef CRYPTOPP_WIN32_AVAILABLE
570 # define HAS_WINTHREADS
571 # define THREADS_AVAILABLE
572 #endif
573 
574 #endif // NO_OS_DEPENDENCE
575 
576 // ***************** DLL related ********************
577 
578 #if defined(CRYPTOPP_WIN32_AVAILABLE) && !defined(CRYPTOPP_DOXYGEN_PROCESSING)
579 
580 #ifdef CRYPTOPP_EXPORTS
581 #define CRYPTOPP_IS_DLL
582 #define CRYPTOPP_DLL __declspec(dllexport)
583 #elif defined(CRYPTOPP_IMPORTS)
584 #define CRYPTOPP_IS_DLL
585 #define CRYPTOPP_DLL __declspec(dllimport)
586 #else
587 #define CRYPTOPP_DLL
588 #endif
589 
590 #define CRYPTOPP_API __cdecl
591 
592 #else // not CRYPTOPP_WIN32_AVAILABLE
593 
594 #define CRYPTOPP_DLL
595 #define CRYPTOPP_API
596 
597 #endif // CRYPTOPP_WIN32_AVAILABLE
598 
599 #if defined(__MWERKS__)
600 #define CRYPTOPP_EXTERN_DLL_TEMPLATE_CLASS extern class CRYPTOPP_DLL
601 #elif defined(__BORLANDC__) || defined(__SUNPRO_CC)
602 #define CRYPTOPP_EXTERN_DLL_TEMPLATE_CLASS template class CRYPTOPP_DLL
603 #else
604 #define CRYPTOPP_EXTERN_DLL_TEMPLATE_CLASS extern template class CRYPTOPP_DLL
605 #endif
606 
607 #if defined(CRYPTOPP_MANUALLY_INSTANTIATE_TEMPLATES) && !defined(CRYPTOPP_IMPORTS)
608 #define CRYPTOPP_DLL_TEMPLATE_CLASS template class CRYPTOPP_DLL
609 #else
610 #define CRYPTOPP_DLL_TEMPLATE_CLASS CRYPTOPP_EXTERN_DLL_TEMPLATE_CLASS
611 #endif
612 
613 #if defined(__MWERKS__)
614 #define CRYPTOPP_EXTERN_STATIC_TEMPLATE_CLASS extern class
615 #elif defined(__BORLANDC__) || defined(__SUNPRO_CC)
616 #define CRYPTOPP_EXTERN_STATIC_TEMPLATE_CLASS template class
617 #else
618 #define CRYPTOPP_EXTERN_STATIC_TEMPLATE_CLASS extern template class
619 #endif
620 
621 #if defined(CRYPTOPP_MANUALLY_INSTANTIATE_TEMPLATES) && !defined(CRYPTOPP_EXPORTS)
622 #define CRYPTOPP_STATIC_TEMPLATE_CLASS template class
623 #else
624 #define CRYPTOPP_STATIC_TEMPLATE_CLASS CRYPTOPP_EXTERN_STATIC_TEMPLATE_CLASS
625 #endif
626 
627 // ************** Unused variable ***************
628 
629 // Portable way to suppress warnings.
630 // Moved from misc.h due to circular depenedencies.
631 #define CRYPTOPP_UNUSED(x) ((void)x)
632 
633 // ************** Deprecated ***************
634 
635 #if (CRYPTOPP_GCC_VERSION >= 40500) || (CRYPTOPP_CLANG_VERSION >= 20800)
636 # define CRYPTOPP_DEPRECATED(msg) __attribute__((deprecated (msg)));
637 #elif (CRYPTOPP_GCC_VERSION)
638 # define CRYPTOPP_DEPRECATED(msg) __attribute__((deprecated));
639 #else
640 # define CRYPTOPP_DEPRECATED(msg)
641 #endif
642 
643 // ***************** C++11 related ********************
644 
645 // Visual Studio began at VS2010, http://msdn.microsoft.com/en-us/library/hh567368%28v=vs.110%29.aspx.
646 // Intel and C++11 language features, http://software.intel.com/en-us/articles/c0x-features-supported-by-intel-c-compiler
647 // GCC and C++11 language features, http://gcc.gnu.org/projects/cxx0x.html
648 // Clang and C++11 language features, http://clang.llvm.org/cxx_status.html
649 #if (_MSC_VER >= 1600) || (__cplusplus >= 201103L)
650 # define CRYPTOPP_CXX11 1
651 #endif
652 
653 // Hack ahead. Apple's standard library does not have C++'s unique_ptr in C++11. We can't
654 // test for unique_ptr directly because some of the non-Apple Clangs on OS X fail the same
655 // way. However, modern standard libraries have <forward_list>, so we test for it instead.
656 // Thanks to Jonathan Wakely for devising the clever test for modern/ancient versions.
657 // TODO: test under Xcode 3, where g++ is really g++.
658 #if defined(__APPLE__) && defined(__clang__)
659 # if !(defined(__has_include) && __has_include(<forward_list>))
660 # undef CRYPTOPP_CXX11
661 # endif
662 #endif
663 
664 // C++11 or C++14 is available
665 #if defined(CRYPTOPP_CXX11)
666 
667 // alignof/alignas: MS at VS2013 (19.00); GCC at 4.8; Clang at 3.3; and Intel 15.0.
668 #if (CRYPTOPP_MSC_VERSION >= 1900)
669 # define CRYPTOPP_CXX11_ALIGNAS 1
670 # define CRYPTOPP_CXX11_ALIGNOF 1
671 #elif defined(__INTEL_COMPILER) && (__INTEL_COMPILER >= 1500)
672 # define CRYPTOPP_CXX11_ALIGNAS 1
673 # define CRYPTOPP_CXX11_ALIGNOF 1
674 #elif defined(__clang__)
675 # if __has_feature(cxx_alignof)
676 # define CRYPTOPP_CXX11_ALIGNAS 1
677 # define CRYPTOPP_CXX11_ALIGNOF 1
678 # endif
679 #elif (CRYPTOPP_GCC_VERSION >= 40800)
680 # define CRYPTOPP_CXX11_ALIGNAS 1
681 # define CRYPTOPP_CXX11_ALIGNOF 1
682 #endif // alignof/alignas
683 
684 // noexcept: MS at VS2015 (19.00); GCC at 4.6; Clang at 3.0; and Intel 14.0.
685 #if (CRYPTOPP_MSC_VERSION >= 1900)
686 # define CRYPTOPP_CXX11_NOEXCEPT 1
687 #elif defined(__INTEL_COMPILER) && (__INTEL_COMPILER >= 1400)
688 # define CRYPTOPP_CXX11_NOEXCEPT 1
689 #elif defined(__clang__)
690 # if __has_feature(cxx_noexcept)
691 # define CRYPTOPP_CXX11_NOEXCEPT 1
692 # endif
693 #elif (CRYPTOPP_GCC_VERSION >= 40600)
694 # define CRYPTOPP_CXX11_NOEXCEPT 1
695 #endif // noexcept compilers
696 
697 // variadic templates: MS at VS2013 (18.00); GCC at 4.3; Clang at 2.9; and Intel 12.1.
698 #if (CRYPTOPP_MSC_VERSION >= 1800)
699 # define CRYPTOPP_CXX11_VARIADIC_TEMPLATES 1
700 #elif defined(__INTEL_COMPILER) && (__INTEL_COMPILER >= 1210)
701 # define CRYPTOPP_CXX11_VARIADIC_TEMPLATES 1
702 #elif defined(__clang__)
703 # if __has_feature(cxx_variadic_templates)
704 # define CRYPTOPP_CXX11_VARIADIC_TEMPLATES 1
705 # endif
706 #elif (CRYPTOPP_GCC_VERSION >= 40300)
707 # define CRYPTOPP_CXX11_VARIADIC_TEMPLATES 1
708 #endif // variadic templates
709 
710 // TODO: Emplacement, R-values and Move semantics
711 // Needed because we are catching warnings with GCC and MSC
712 
713 #endif // CRYPTOPP_CXX11
714 
715 #if defined(CRYPTOPP_CXX11_NOEXCEPT)
716 # define CRYPTOPP_THROW noexcept(false)
717 # define CRYPTOPP_NO_THROW noexcept(true)
718 #else
719 # define CRYPTOPP_THROW
720 # define CRYPTOPP_NO_THROW
721 #endif // CRYPTOPP_CXX11_NOEXCEPT
722 
723 // OK to comment the following out, but please report it so we can fix it.
724 #if (defined(__cplusplus) && (__cplusplus >= 199711L)) && !defined(CRYPTOPP_UNCAUGHT_EXCEPTION_AVAILABLE)
725 # error "std::uncaught_exception is not available. This is likely a configuration error."
726 #endif
727 
728 #endif
Crypto++ library namespace.