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85 lines
2.3 KiB
85 lines
2.3 KiB
4 years ago
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// fips140.cpp - originally written and placed in the public domain by Wei Dai
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#include "pch.h"
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#ifndef CRYPTOPP_IMPORTS
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#include "fips140.h"
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#include "misc.h"
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NAMESPACE_BEGIN(CryptoPP)
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// Define this to 1 to turn on FIPS 140-2 compliance features, including additional tests during
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// startup, random number generation, and key generation. These tests may affect performance.
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#ifndef CRYPTOPP_ENABLE_COMPLIANCE_WITH_FIPS_140_2
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#define CRYPTOPP_ENABLE_COMPLIANCE_WITH_FIPS_140_2 0
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#endif
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#if (CRYPTOPP_ENABLE_COMPLIANCE_WITH_FIPS_140_2 && !defined(OS_RNG_AVAILABLE))
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#error FIPS 140-2 compliance requires the availability of OS provided RNG.
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#endif
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PowerUpSelfTestStatus g_powerUpSelfTestStatus = POWER_UP_SELF_TEST_NOT_DONE;
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bool FIPS_140_2_ComplianceEnabled()
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{
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return CRYPTOPP_ENABLE_COMPLIANCE_WITH_FIPS_140_2;
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}
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void SimulatePowerUpSelfTestFailure()
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{
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g_powerUpSelfTestStatus = POWER_UP_SELF_TEST_FAILED;
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}
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PowerUpSelfTestStatus CRYPTOPP_API GetPowerUpSelfTestStatus()
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{
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return g_powerUpSelfTestStatus;
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}
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#if CRYPTOPP_ENABLE_COMPLIANCE_WITH_FIPS_140_2
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// One variable for all threads for compatibility. Previously this
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// was a ThreadLocalStorage variable, which is per-thread. Also see
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// https://github.com/weidai11/cryptopp/issues/208
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static bool s_inProgress = false;
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#endif
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bool PowerUpSelfTestInProgressOnThisThread()
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{
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#if CRYPTOPP_ENABLE_COMPLIANCE_WITH_FIPS_140_2
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return s_inProgress;
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#else
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return false;
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#endif
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}
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void SetPowerUpSelfTestInProgressOnThisThread(bool inProgress)
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{
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#if CRYPTOPP_ENABLE_COMPLIANCE_WITH_FIPS_140_2
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s_inProgress = inProgress;
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#else
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CRYPTOPP_UNUSED(inProgress);
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#endif
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}
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void EncryptionPairwiseConsistencyTest_FIPS_140_Only(const PK_Encryptor &encryptor, const PK_Decryptor &decryptor)
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{
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#if CRYPTOPP_ENABLE_COMPLIANCE_WITH_FIPS_140_2
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EncryptionPairwiseConsistencyTest(encryptor, decryptor);
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#else
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CRYPTOPP_UNUSED(encryptor), CRYPTOPP_UNUSED(decryptor);
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#endif
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}
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void SignaturePairwiseConsistencyTest_FIPS_140_Only(const PK_Signer &signer, const PK_Verifier &verifier)
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{
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#if CRYPTOPP_ENABLE_COMPLIANCE_WITH_FIPS_140_2
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SignaturePairwiseConsistencyTest(signer, verifier);
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#else
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CRYPTOPP_UNUSED(signer), CRYPTOPP_UNUSED(verifier);
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#endif
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}
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NAMESPACE_END
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#endif
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