C++ (Cpp) crypt_acquire_provider Examples

Example #1

File: win_crypto_provider.hpp Project: gubatron/libtorrent

	inline void crypt_gen_random(span<char> buffer)
	{
		static HCRYPTPROV provider = crypt_acquire_provider(PROV_RSA_FULL);
		if (!CryptGenRandom(provider, int(buffer.size())
			, reinterpret_cast<BYTE*>(buffer.data())))
		{
			throw_ex<system_error>(error_code(GetLastError(), system_category()));
		}
	}

Example #2

	inline void crypt_gen_random(span<char> buffer)
	{
		static HCRYPTPROV provider = crypt_acquire_provider(PROV_RSA_FULL);
		if (!CryptGenRandom(provider, int(buffer.size())
			, reinterpret_cast<BYTE*>(buffer.data())))
		{
#ifndef BOOST_NO_EXCEPTIONS
			throw system_error(error_code(GetLastError(), system_category()));
#else
			std::terminate();
#endif
		}
	}

Example #3

		HCRYPTPROV get_provider()
		{
			static HCRYPTPROV provider = crypt_acquire_provider(ProviderType);
			return provider;
		}