ext-cryptopp/fips140.cpp

85 lines
2.2 KiB
C++

// fips140.cpp - written and placed in the public domain by Wei Dai
#include "pch.h"
#ifndef CRYPTOPP_IMPORTS
#include "fips140.h"
#include "trdlocal.h" // needs to be included last for cygwin
NAMESPACE_BEGIN(CryptoPP)
// Define this to 1 to turn on FIPS 140-2 compliance features, including additional tests during
// startup, random number generation, and key generation. These tests may affect performance.
#ifndef CRYPTOPP_ENABLE_COMPLIANCE_WITH_FIPS_140_2
#define CRYPTOPP_ENABLE_COMPLIANCE_WITH_FIPS_140_2 0
#endif
#if (CRYPTOPP_ENABLE_COMPLIANCE_WITH_FIPS_140_2 && !defined(THREADS_AVAILABLE))
#error FIPS 140-2 compliance requires the availability of thread local storage.
#endif
#if (CRYPTOPP_ENABLE_COMPLIANCE_WITH_FIPS_140_2 && !defined(OS_RNG_AVAILABLE))
#error FIPS 140-2 compliance requires the availability of OS provided RNG.
#endif
PowerUpSelfTestStatus g_powerUpSelfTestStatus = POWER_UP_SELF_TEST_NOT_DONE;
bool FIPS_140_2_ComplianceEnabled()
{
return CRYPTOPP_ENABLE_COMPLIANCE_WITH_FIPS_140_2;
}
void SimulatePowerUpSelfTestFailure()
{
g_powerUpSelfTestStatus = POWER_UP_SELF_TEST_FAILED;
}
PowerUpSelfTestStatus CRYPTOPP_API GetPowerUpSelfTestStatus()
{
return g_powerUpSelfTestStatus;
}
#if CRYPTOPP_ENABLE_COMPLIANCE_WITH_FIPS_140_2
ThreadLocalStorage & AccessPowerUpSelfTestInProgress()
{
static ThreadLocalStorage selfTestInProgress;
return selfTestInProgress;
}
#endif
bool PowerUpSelfTestInProgressOnThisThread()
{
#if CRYPTOPP_ENABLE_COMPLIANCE_WITH_FIPS_140_2
return AccessPowerUpSelfTestInProgress().GetValue() != NULL;
#else
assert(false); // should not be called
return false;
#endif
}
void SetPowerUpSelfTestInProgressOnThisThread(bool inProgress)
{
#if CRYPTOPP_ENABLE_COMPLIANCE_WITH_FIPS_140_2
AccessPowerUpSelfTestInProgress().SetValue((void *)inProgress);
#endif
}
void EncryptionPairwiseConsistencyTest_FIPS_140_Only(const PK_Encryptor &encryptor, const PK_Decryptor &decryptor)
{
#if CRYPTOPP_ENABLE_COMPLIANCE_WITH_FIPS_140_2
EncryptionPairwiseConsistencyTest(encryptor, decryptor);
#endif
}
void SignaturePairwiseConsistencyTest_FIPS_140_Only(const PK_Signer &signer, const PK_Verifier &verifier)
{
#if CRYPTOPP_ENABLE_COMPLIANCE_WITH_FIPS_140_2
SignaturePairwiseConsistencyTest(signer, verifier);
#endif
}
NAMESPACE_END
#endif