Move dependencies to the top level.

deps/libtoolchain/include/tc/crypto/RsaKeyGenerator.h

@@ -0,0 +1,71 @@
+	/**
+	 * @file RsaKeyGenerator.h
+	 * @brief Declarations for API resources for generating RSA keys.
+	 * @author Jack (jakcron)
+	 * @version 0.1
+	 * @date 2020/09/12
+	 **/
+#pragma once
+#include <tc/types.h>
+#include <tc/crypto/detail/RsaKeyGeneratorImpl.h>
+#include <tc/crypto/RsaKey.h>
+
+namespace tc { namespace crypto {
+
+	/**
+	 * @class RsaKeyGenerator
+	 * @brief Class for generating RSA keys.
+	 * 
+	 * @details
+	 * The underlying PRNG algorithm is CTR_DBRG.
+	 */
+class RsaKeyGenerator
+{
+public:
+		/**
+		 * @brief Default constructor.
+		 */
+	RsaKeyGenerator() :
+		mImpl()
+	{}
+
+		/**
+		 * @brief Generate an RSA key.
+		 * 
+		 * @param[out] key Buffer to generated RSA key.
+		 * @param[in]  key_bit_size Size in bits of RSA key to generate.
+		 * 
+		 * @post
+		 * - The generated key is written to <tt><var>key</var></tt>.
+		 * 
+		 * @throw tc::crypto::ArgumentException @p key_bit_size was not a multiple of 8.
+		 */
+	void generateKey(RsaKey& key, size_t key_bit_size)
+	{
+		if (key_bit_size == 0 || (key_bit_size % 8) != 0) throw tc::ArgumentException("tc::crypto::RsaKeyGenerator::generateKey()", "key_bit_size was not a multiple of 8.");
+
+		key.n = tc::ByteData(key_bit_size/8);
+		key.d = tc::ByteData(key_bit_size/8);
+		key.e = tc::ByteData(4);
+
+		mImpl.generateKey(key_bit_size, key.n.data(), key.n.size(), nullptr, 0, nullptr, 0, key.d.data(), key.d.size(), key.e.data(), key.e.size());
+	}
+
+private:
+	detail::RsaKeyGeneratorImpl mImpl;
+};
+
+	/**
+	 * @brief Utility function for generating an RSA key.
+	 * 
+	 * @param[out] key Buffer to generated RSA key.
+	  * @param[in]  key_bit_size Size in bits of RSA key to generate.
+	 * 
+	 * @post
+	 * - The generated key is written to <tt><var>key</var></tt>.
+	 * 
+	 * @throw tc::crypto::ArgumentException @p key_bit_size was not a multiple of 8.
+	 */
+void GenerateRsaKey(RsaKey& key, size_t key_bit_size);
+
+}} // namespace tc::crypto