mirror of
https://github.com/VCMP-SqMod/SqMod.git
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4a6bfc086c
Switched to POCO library for unified platform/library interface. Deprecated the external module API. It was creating more problems than solving. Removed most built-in libraries in favor of system libraries for easier maintenance. Cleaned and secured code with help from static analyzers.
116 lines
2.3 KiB
C++
116 lines
2.3 KiB
C++
//
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// OpenSSLInitializer.h
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//
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// Library: Crypto
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// Package: CryptoCore
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// Module: OpenSSLInitializer
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//
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// Definition of the OpenSSLInitializer class.
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//
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// Copyright (c) 2006-2009, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// SPDX-License-Identifier: BSL-1.0
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//
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#ifndef Crypto_OpenSSLInitializer_INCLUDED
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#define Crypto_OpenSSLInitializer_INCLUDED
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#include "Poco/Crypto/Crypto.h"
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#include "Poco/Mutex.h"
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#include "Poco/AtomicCounter.h"
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#include <openssl/crypto.h>
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#if defined(OPENSSL_FIPS) && OPENSSL_VERSION_NUMBER < 0x010001000L
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#include <openssl/fips.h>
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#endif
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extern "C"
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{
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struct CRYPTO_dynlock_value
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{
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Poco::FastMutex _mutex;
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};
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}
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namespace Poco {
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namespace Crypto {
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class Crypto_API OpenSSLInitializer
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/// Initalizes the OpenSSL library.
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///
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/// The class ensures the earliest initialization and the
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/// latest shutdown of the OpenSSL library.
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{
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public:
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OpenSSLInitializer();
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/// Automatically initialize OpenSSL on startup.
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~OpenSSLInitializer();
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/// Automatically shut down OpenSSL on exit.
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static void initialize();
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/// Initializes the OpenSSL machinery.
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static void uninitialize();
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/// Shuts down the OpenSSL machinery.
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static bool isFIPSEnabled();
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// Returns true if FIPS mode is enabled, false otherwise.
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static void enableFIPSMode(bool enabled);
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// Enable or disable FIPS mode. If FIPS is not available, this method doesn't do anything.
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protected:
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enum
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{
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SEEDSIZE = 256
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};
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// OpenSSL multithreading support
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static void lock(int mode, int n, const char* file, int line);
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static unsigned long id();
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static struct CRYPTO_dynlock_value* dynlockCreate(const char* file, int line);
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static void dynlock(int mode, struct CRYPTO_dynlock_value* lock, const char* file, int line);
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static void dynlockDestroy(struct CRYPTO_dynlock_value* lock, const char* file, int line);
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private:
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static Poco::FastMutex* _mutexes;
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static Poco::AtomicCounter _rc;
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};
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//
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// inlines
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//
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inline bool OpenSSLInitializer::isFIPSEnabled()
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{
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#ifdef OPENSSL_FIPS
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return FIPS_mode() ? true : false;
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#else
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return false;
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#endif
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}
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#ifdef OPENSSL_FIPS
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inline void OpenSSLInitializer::enableFIPSMode(bool enabled)
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{
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FIPS_mode_set(enabled);
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}
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#else
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inline void OpenSSLInitializer::enableFIPSMode(bool /*enabled*/)
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{
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}
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#endif
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} } // namespace Poco::Crypto
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#endif // Crypto_OpenSSLInitializer_INCLUDED
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