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build: Make swift-crypto build on Windows #385

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Merged
merged 1 commit into from
Jul 22, 2025
Merged

build: Make swift-crypto build on Windows #385

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16 changes: 16 additions & 0 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -14,6 +14,10 @@

cmake_minimum_required(VERSION 3.15.1)

if(POLICY CMP0157)
cmake_policy(SET CMP0157 NEW)
endif()

project(SwiftCrypto
LANGUAGES ASM C CXX Swift)

Expand Down Expand Up @@ -47,6 +51,18 @@ if(CMAKE_SYSTEM_NAME STREQUAL Darwin AND NOT CMAKE_CROSSCOMPILING)
set(CMAKE_RANLIB "/usr/bin/ranlib")
endif()

set(CMAKE_CXX_STANDARD 17)
if(CMAKE_SYSTEM_NAME STREQUAL Windows)
# We need to ensure that we don't include the min/max macros from the Windows SDK.
add_compile_definitions(NOMINMAX)
# We can only link against the DLL version of the MSVC runtime library for now.
set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreadedDLL")
if(CMAKE_Swift_COMPILER_VERSION VERSION_EQUAL 0.0.0 OR CMAKE_Swift_COMPILER_VERSION VERSION_GREATER_EQUAL 6.2)
# We need to set the static library prefix to "lib" so that we can link against the static libraries.
set(CMAKE_STATIC_LIBRARY_PREFIX_Swift "lib")
endif()
endif()

if(NOT CMAKE_SYSTEM_NAME STREQUAL Darwin)
find_package(dispatch CONFIG)
find_package(Foundation CONFIG)
Expand Down
21 changes: 21 additions & 0 deletions Sources/CCryptoBoringSSL/CMakeLists.txt
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Expand Up @@ -334,6 +334,27 @@ elseif(CMAKE_SYSTEM_NAME MATCHES "Linux|Android|FreeBSD" AND CMAKE_SYSTEM_PROCES
gen/bcm/vpaes-armv8-linux.S
gen/crypto/chacha-armv8-linux.S
gen/crypto/chacha20_poly1305_armv8-linux.S)
elseif(CMAKE_SYSTEM_NAME MATCHES "Windows" AND CMAKE_SYSTEM_PROCESSOR MATCHES "AMD64|amd64|x86_64")
target_sources(CCryptoBoringSSL PRIVATE
)
elseif(CMAKE_SYSTEM_NAME MATCHES "Windows" AND CMAKE_SYSTEM_PROCESSOR MATCHES "ARM64|arm64|aarch64")
target_sources(CCryptoBoringSSL PRIVATE
gen/bcm/aesv8-armv8-win.S
gen/bcm/aesv8-gcm-armv8-win.S
gen/bcm/armv8-mont-win.S
gen/bcm/bn-armv8-win.S
gen/bcm/ghash-neon-armv8-win.S
gen/bcm/ghashv8-armv8-win.S
gen/bcm/p256-armv8-asm-win.S
gen/bcm/p256_beeu-armv8-asm-win.S
gen/bcm/sha1-armv8-win.S
gen/bcm/sha256-armv8-win.S
gen/bcm/sha512-armv8-win.S
gen/bcm/vpaes-armv8-win.S
gen/crypto/chacha-armv8-win.S
gen/crypto/chacha20_poly1305_armv8-win.S)
else()
message(FATAL_ERROR "platform sources are not defined here for ${CMAKE_SYSTEM_NAME} on ${CMAKE_SYSTEM_PROCESSOR}")
endif()

target_include_directories(CCryptoBoringSSL PUBLIC
Expand Down
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