carrot_core [3/27/2025]

2024-11-08 14:33:54 -06:00
parent 9292f88a57
commit ed030081b7
45 changed files with 7505 additions and 2 deletions
@@ -0,0 +1,61 @@
+// Copyright (c) 2024, The Monero Project
+// 
+// All rights reserved.
+// 
+// Redistribution and use in source and binary forms, with or without modification, are
+// permitted provided that the following conditions are met:
+// 
+// 1. Redistributions of source code must retain the above copyright notice, this list of
+//    conditions and the following disclaimer.
+// 
+// 2. Redistributions in binary form must reproduce the above copyright notice, this list
+//    of conditions and the following disclaimer in the documentation and/or other
+//    materials provided with the distribution.
+// 
+// 3. Neither the name of the copyright holder nor the names of its contributors may be
+//    used to endorse or promote products derived from this software without specific
+//    prior written permission.
+// 
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
+// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
+// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
+// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include "gtest/gtest.h"
+
+#include "carrot_core/config.h"
+#include "carrot_core/core_types.h"
+#include "carrot_core/transcript_fixed.h"
+#include "crypto/crypto.h"
+
+#include <cstdint>
+
+TEST(carrot_transcript_fixed, sizeof_sum)
+{
+    EXPECT_EQ(0, sp::detail::sizeof_sum<>());
+    EXPECT_EQ(1, sp::detail::sizeof_sum<unsigned char>());
+    EXPECT_EQ(12, (sp::detail::sizeof_sum<uint64_t, uint32_t>()));
+}
+
+static constexpr const unsigned char DS1[] = "perspicacious";
+static constexpr const unsigned char DS2[] = "recrudescence";
+
+TEST(carrot_transcript_fixed, ts_size)
+{
+    const auto transcript1 = sp::make_fixed_transcript<DS1>((uint32_t)32);
+    EXPECT_EQ(1 + 13 + 4, transcript1.size());
+
+    const auto transcript2 = sp::make_fixed_transcript<DS2>((uint32_t)32, (uint64_t)64);
+    EXPECT_EQ(1 + 13 + 4 + 8, transcript2.size());
+
+    // vt = H_3(s_sr || input_context || Ko)
+    const auto transcript_vt = sp::make_fixed_transcript<carrot::CARROT_DOMAIN_SEP_VIEW_TAG>(
+        carrot::input_context_t{},
+        crypto::public_key{});
+    EXPECT_EQ(1 + 15 + 33 + 32, transcript_vt.size());
+}