From 51528ecf3d90d09351322e172d91eed0cb45b2e7 Mon Sep 17 00:00:00 2001
From: Aqua-sama <aqua@iserlohn-fortress.net>
Date: Sun, 8 Nov 2020 20:34:13 +0200
Subject: Add more test vectors

---
 test_variable_keys.cpp | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 test_variable_keys.cpp

(limited to 'test_variable_keys.cpp')

diff --git a/test_variable_keys.cpp b/test_variable_keys.cpp
new file mode 100644
index 0000000..8382900
--- /dev/null
+++ b/test_variable_keys.cpp
@@ -0,0 +1,36 @@
+#include "blowfish.hpp"
+#include "vectors.h"
+#include <cstdio>
+
+constexpr uint64_t castVarKey(const uint8_t key[8]) {
+  uint64_t r = 0;
+  for (int i = 0; i < 8; ++i) {
+    r += static_cast<uint64_t>(key[i]) << (64 - 8 * (i + 1));
+  }
+  return r;
+}
+
+template <int i> struct variable_key_wrapper {
+  constexpr void operator()() const {
+    constexpr Blowfish::Context<8> b(std::span(variable_key[i], 8));
+    constexpr Blowfish::Block x(plaintext_l[i], plaintext_r[i]);
+
+    constexpr auto y = b.encrypt(x);
+    static_assert(y.L == ciphertext_l[i]);
+    static_assert(y.R == ciphertext_r[i]);
+
+    constexpr auto z = b.decrypt(y);
+    static_assert(x.L == z.L);
+    static_assert(x.R == z.R);
+
+    printf("0x%016lx\t", castVarKey(variable_key[i]));
+    printf("0x%016lx\t", static_cast<uint64_t>(x));
+    printf("0x%016lx\t", static_cast<uint64_t>(y));
+    printf("0x%016lx\n", static_cast<uint64_t>(z));
+  }
+};
+void run_variable_key_wrapper() {
+  printf("%-18s\t%-18s\t%-18s\t%-18s\n", "/ key", "/ cleartext", "/ encrypt",
+         "/ decrypt");
+  call_times<variable_key_wrapper, NUM_VARIABLE_KEY_TESTS>();
+}
-- 
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