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FEAT: Added Security Compiler Options in CMake #316

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merged 2 commits into from
Nov 5, 2025
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FEAT: Added Security Compiler Options in CMake #316

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FEAT: Added Security Compiler Options in CMake
bewithgaurav Nov 5, 2025
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bewithgaurav Nov 5, 2025
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27 changes: 27 additions & 0 deletions mssql_python/pybind/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -5,10 +5,37 @@ project(ddbc_bindings)
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)

# Enable verbose output to see actual compiler/linker commands
set(CMAKE_VERBOSE_MAKEFILE ON CACHE BOOL "Verbose output" FORCE)

if (MSVC)
# Security compiler options for OneBranch compliance
message(STATUS "Applying MSVC security compiler options for OneBranch compliance")

add_compile_options(
/GS # Buffer security check - detects buffer overruns
/guard:cf # Control Flow Guard - protects against control flow hijacking
)

add_link_options(
/DYNAMICBASE # ASLR - Address Space Layout Randomization
/NXCOMPAT # DEP - Data Execution Prevention
/GUARD:CF # Control Flow Guard (linker)
)

# SAFESEH only for x86 (32-bit) builds
if(CMAKE_SIZEOF_VOID_P EQUAL 4) # 32-bit
message(STATUS "Applying /SAFESEH for 32-bit build")
add_link_options(/SAFESEH) # Safe Structured Exception Handling
else()
message(STATUS "Skipping /SAFESEH (not applicable for 64-bit builds)")
endif()

# Enable PDB generation for all target types
add_compile_options("$<$<CONFIG:Release>:/Zi>")
add_link_options("$<$<CONFIG:Release>:/DEBUG /OPT:REF /OPT:ICF>")

message(STATUS "Security flags applied: /GS /guard:cf /DYNAMICBASE /NXCOMPAT /GUARD:CF")
endif()

# Detect platform
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