1 files changed, 105 insertions, 0 deletions
diff --git a/aesxx/utils/block_dumper.hpp b/aesxx/utils/block_dumper.hpp
new file mode 100644
index 0000000..a07d855
--- /dev/null
+++ b/aesxx/utils/block_dumper.hpp
@@ -0,0 +1,105 @@
+// Copyright (c) 2015 Egor Tensin <Egor.Tensin@gmail.com>
+// This file is part of the "AES tools" project.
+// For details, see https://github.com/egor-tensin/aes-tools.
+// Distributed under the MIT License.
+
+#pragma once
+
+#include <aesxx/all.hpp>
+
+#include <cstdlib>
+
+#include <iostream>
+#include <type_traits>
+
+template <aes::Algorithm algorithm>
+void dump_block(
+    const char* header,
+    const typename aes::Types<algorithm>::Block& block)
+{
+    std::cout << header << ": " << aes::to_string<algorithm>(block) << "\n";
+    std::cout << aes::to_matrix_string<algorithm>(block) << "\n";
+}
+
+template <aes::Algorithm algorithm>
+void dump_plaintext(const typename aes::Types<algorithm>::Block& block)
+{
+    dump_block<algorithm>("Plaintext", block);
+}
+
+template <aes::Algorithm algorithm>
+void dump_key(const typename aes::Types<algorithm>::Key& key)
+{
+    std::cout << "Key: " << aes::to_string<algorithm>(key) << "\n\n";
+}
+
+template <aes::Algorithm algorithm>
+void dump_ciphertext(const typename aes::Types<algorithm>::Block& ciphertext)
+{
+    dump_block<algorithm>("Ciphertext", ciphertext);
+}
+
+template <aes::Algorithm algorithm>
+void dump_iv(const typename aes::Types<algorithm>::Block& iv)
+{
+    dump_block<algorithm>("Initialization vector", iv);
+}
+
+template <aes::Algorithm algorithm>
+void dump_round_keys(
+    const char* header,
+    const typename aes::Types<algorithm>::RoundKeys& round_keys)
+{
+    std::cout << header << ":\n";
+    for (std::size_t i = 0; i < aes::get_number_of_rounds<algorithm>(); ++i)
+        std::cout << "\t[" << i << "]: " << aes::to_string<algorithm>(round_keys.keys[i]) << "\n";
+    std::cout << "\n";
+}
+
+template <aes::Algorithm algorithm>
+void dump_encryption_keys(const typename aes::Types<algorithm>::RoundKeys& round_keys)
+{
+    dump_round_keys<algorithm>("Encryption round keys", round_keys);
+}
+
+template <aes::Algorithm algorithm>
+void dump_decryption_keys(const typename aes::Types<algorithm>::RoundKeys& round_keys)
+{
+    dump_round_keys<algorithm>("Decryption round keys", round_keys);
+}
+
+template <aes::Algorithm algorithm, aes::Mode mode>
+void dump_wrapper(const aes::EncryptWrapper<algorithm, mode>& wrapper)
+{
+    dump_encryption_keys<algorithm>(wrapper.encryption_keys);
+}
+
+template <aes::Algorithm algorithm, aes::Mode mode>
+void dump_wrapper(const aes::DecryptWrapper<algorithm, mode>& wrapper)
+{
+    dump_decryption_keys<algorithm>(wrapper.decryption_keys);
+}
+
+template <aes::Algorithm algorithm, aes::Mode mode,
+          typename std::enable_if<aes::ModeRequiresInitVector<mode>::value>::type* = nullptr>
+void dump_next_iv(const aes::EncryptWrapper<algorithm, mode>& wrapper)
+{
+    dump_block<algorithm>("Next initialization vector", wrapper.iv);
+}
+
+template <aes::Algorithm algorithm, aes::Mode mode,
+          typename std::enable_if<!aes::ModeRequiresInitVector<mode>::value>::type* = nullptr>
+void dump_next_iv(const aes::EncryptWrapper<algorithm, mode>&)
+{ }
+
+template <aes::Algorithm algorithm, aes::Mode mode,
+          typename std::enable_if<aes::ModeRequiresInitVector<mode>::value>::type* = nullptr>
+void dump_next_iv(const aes::DecryptWrapper<algorithm, mode>& wrapper)
+{
+    dump_block<algorithm>("Next initialization vector", wrapper.iv);
+}
+
+template <aes::Algorithm algorithm, aes::Mode mode,
+          typename std::enable_if<!aes::ModeRequiresInitVector<mode>::value>::type* = nullptr>
+void dump_next_iv(const aes::DecryptWrapper<algorithm, mode>&)
+{ }