ckks-hack/CMakeLists.txt at master · mpangch/ckks-hack · GitHub

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cmake_minimum_required(VERSION 3.10)
project(simple_ckks)

set(CMAKE_CXX_STANDARD 17)

# ------------------------------------------------------------------
# Library sources
# ------------------------------------------------------------------
set(SOURCE_FILES
    src/encoder.cpp
    src/plaintext.cpp
    src/parameters.cpp
    src/public_key.cpp
    src/secret_key.cpp
    src/encryptor.cpp
    src/math/ntt_transformer.cpp
    src/util.cpp
    src/keygen.cpp
    src/rand_util.cpp
    src/ciphertext.cpp
    src/math/rns_transformer.cpp
    src/evaluation_key.cpp
    src/evaluator.cpp
    src/math/rns_converter.cpp
    build/lib/BigInt.cpp   # downloaded below
)

# ------------------------------------------------------------------
# Test sources
# ------------------------------------------------------------------
set(TEST_FILES
    test/encoder.cpp
    test/math/ntt_transformer.cpp
    test/encryptor.cpp
    test/evaluator.cpp
)

# Fetch BigInt single-header impl into build tree (same pattern as upstream)
FILE(DOWNLOAD
  https://github.com/faheel/BigInt/releases/download/v0.5.0-dev/BigInt.hpp
  build/lib/BigInt.cpp
)

# ------------------------------------------------------------------
# GoogleTest (same commit hash as upstream)
# ------------------------------------------------------------------
include(FetchContent)
FetchContent_Declare(
  googletest
  URL https://github.com/google/googletest/archive/e2239ee6043f73722e7aa812a459f54a28552929.zip
)
FetchContent_MakeAvailable(googletest)

# ------------------------------------------------------------------
# OpenSSL (needed for ckks_client_init: Ed25519, SHA256, RAND_bytes)
# ------------------------------------------------------------------
find_package(OpenSSL REQUIRED)

# ------------------------------------------------------------------
# Main library
# ------------------------------------------------------------------
add_library(simple_ckks ${SOURCE_FILES})
target_include_directories(simple_ckks PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/include)

# ------------------------------------------------------------------
# Tests
# ------------------------------------------------------------------
enable_testing()
add_executable(tests ${TEST_FILES})
target_link_libraries(tests gtest_main simple_ckks)
include(GoogleTest)
gtest_discover_tests(tests PROPERTIES DISCOVERY_TIMEOUT 600)

# ------------------------------------------------------------------
# Demo executable (upstream)
# ------------------------------------------------------------------
add_executable(ckks_demo demo/ckks_demo.cpp)
target_link_libraries(ckks_demo simple_ckks)

# ------------------------------------------------------------------
# CKKS auxiliary tools
# ------------------------------------------------------------------

# Server-side context/key generation
add_executable(ckks_server_prep tools/ckks_server_prep.cpp)
target_link_libraries(ckks_server_prep PRIVATE simple_ckks)

# Simple encrypt-only tool (values/CSV -> ciphertext)
add_executable(ckks_device_encrypt tools/ckks_device_encrypt.cpp)
target_link_libraries(ckks_device_encrypt PRIVATE simple_ckks)

# Client bootstrap: AES key gen, Ed25519 keypair, CKKS encrypt AES bits
add_executable(ckks_client_init tools/ckks_client_init.cpp)
target_link_libraries(ckks_client_init PRIVATE simple_ckks OpenSSL::Crypto)

# Server decrypt/inspect ciphertexts
add_executable(ckks_server_decrypt tools/ckks_server_decrypt.cpp)
target_link_libraries(ckks_server_decrypt PRIVATE simple_ckks)