Exemple #1
0
/*
=================
Sys_GetProcessorFeatures
=================
*/
int Sys_GetProcessorFeatures( void )
{
	int features = 0;
	//cpuFeatures_t features = (cpuFeatures_t)0;
	CPUINFO cpuinfo;
	
	GetCPUInfo( &cpuinfo, CI_FALSE );

	if( HasCPUID() )              features |= CF_RDTSC;
	if( HasMMX( &cpuinfo ) )      features |= CF_MMX;
	if( HasMMXExt( &cpuinfo ) )   features |= CF_MMX_EXT;
	if( Has3DNow( &cpuinfo ) )    features |= CF_3DNOW;
	if( Has3DNowExt( &cpuinfo ) ) features |= CF_3DNOW_EXT;
	if( HasSSE( &cpuinfo ) )      features |= CF_SSE;
	if( HasSSE2( &cpuinfo ) )     features |= CF_SSE2;
	if( HasSSE3( &cpuinfo ) )     features |= CF_SSE3;
	if( HasSSSE3( &cpuinfo ) )    features |= CF_SSSE3;
	if( HasSSE4_1( &cpuinfo ) )   features |= CF_SSE4_1;
	if( HasSSE4_2( &cpuinfo ) )   features |= CF_SSE4_2;
	if( HasHTT( &cpuinfo ) )      features |= CF_HasHTT;
	if( HasSerial( &cpuinfo ) )   features |= CF_HasSerial;
	if( Is64Bit( &cpuinfo ) )     features |= CF_Is64Bit;

	return features;
}
Exemple #2
0
void Panama<B>::Reset()
{
	memset(m_state, 0, m_state.SizeInBytes());
#if CRYPTOPP_BOOL_SSSE3_ASM_AVAILABLE
	m_state[17] = HasSSSE3();
#endif
}
Exemple #3
0
bool TestSettings()
{
	bool pass = true;

	cout << "\nTesting Settings...\n\n";

	if (*(word32 *)"\x01\x02\x03\x04" == 0x04030201L)
	{
#ifdef IS_LITTLE_ENDIAN
		cout << "passed:  ";
#else
		cout << "FAILED:  ";
		pass = false;
#endif
		cout << "Your machine is little endian.\n";
	}
	else if (*(word32 *)"\x01\x02\x03\x04" == 0x01020304L)
	{
#ifndef IS_LITTLE_ENDIAN
		cout << "passed:  ";
#else
		cout << "FAILED:  ";
		pass = false;
#endif
		cout << "Your machine is big endian.\n";
	}
	else
	{
		cout << "FAILED:  Your machine is neither big endian nor little endian.\n";
		pass = false;
	}

	if (sizeof(byte) == 1)
		cout << "passed:  ";
	else
	{
		cout << "FAILED:  ";
		pass = false;
	}
	cout << "sizeof(byte) == " << sizeof(byte) << endl;

	if (sizeof(word16) == 2)
		cout << "passed:  ";
	else
	{
		cout << "FAILED:  ";
		pass = false;
	}
	cout << "sizeof(word16) == " << sizeof(word16) << endl;

	if (sizeof(word32) == 4)
		cout << "passed:  ";
	else
	{
		cout << "FAILED:  ";
		pass = false;
	}
	cout << "sizeof(word32) == " << sizeof(word32) << endl;

#ifdef WORD64_AVAILABLE
	if (sizeof(word64) == 8)
		cout << "passed:  ";
	else
	{
		cout << "FAILED:  ";
		pass = false;
	}
	cout << "sizeof(word64) == " << sizeof(word64) << endl;
#elif defined(CRYPTOPP_NATIVE_DWORD_AVAILABLE)
	if (sizeof(dword) >= 8)
	{
		cout << "FAILED:  sizeof(dword) >= 8, but WORD64_AVAILABLE not defined" << endl;
		pass = false;
	}
	else
		cout << "passed:  word64 not available" << endl;
#endif

#ifdef CRYPTOPP_WORD128_AVAILABLE
	if (sizeof(word128) == 16)
		cout << "passed:  ";
	else
	{
		cout << "FAILED:  ";
		pass = false;
	}
	cout << "sizeof(word128) == " << sizeof(word128) << endl;
#endif

	if (sizeof(word) == 2*sizeof(hword)
#ifdef CRYPTOPP_NATIVE_DWORD_AVAILABLE
		&& sizeof(dword) == 2*sizeof(word)
#endif
		)
		cout << "passed:  ";
	else
	{
		cout << "FAILED:  ";
		pass = false;
	}
	cout << "sizeof(hword) == " << sizeof(hword) << ", sizeof(word) == " << sizeof(word);
#ifdef CRYPTOPP_NATIVE_DWORD_AVAILABLE
	cout << ", sizeof(dword) == " << sizeof(dword);
#endif
	cout << endl;

	bool hasMMX = HasMMX();
	bool hasISSE = HasISSE();
	bool hasSSE2 = HasSSE2();
	bool hasSSSE3 = HasSSSE3();
	bool isP4 = IsP4();
	int cacheLineSize = GetCacheLineSize();

	if ((isP4 && (!hasMMX || !hasSSE2)) || (hasSSE2 && !hasMMX) || (cacheLineSize < 16 || cacheLineSize > 256 || !IsPowerOf2(cacheLineSize)))
	{
		cout << "FAILED:  ";
		pass = false;
	}
	else
		cout << "passed:  ";

	cout << "hasMMX == " << hasMMX << ", hasISSE == " << hasISSE << ", hasSSE2 == " << hasSSE2 << ", hasSSSE3 == " << hasSSSE3 << ", isP4 == " << isP4 << ", cacheLineSize == " << cacheLineSize;

	if (!pass)
	{
		cout << "Some critical setting in config.h is in error.  Please fix it and recompile." << endl;
		abort();
	}
	return pass;
}