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feat: initial integration for fuzzing
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,149 @@ | ||
| cmake_minimum_required(VERSION 3.18) | ||
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| set(BASE_FLAGS -O2 -ggdb -fno-omit-frame-pointer) | ||
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||
| if(FORCE_STATIC_LINKING) | ||
| set(CMAKE_FIND_LIBRARY_SUFFIXES .a ${CMAKE_FIND_LIBRARY_SUFFIXES}) | ||
| set(BUILD_SHARED_LIBS OFF) | ||
| endif() | ||
|
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| # Handle fuzzing-specific settings | ||
| if(LEXY_FUZZING_ENGINE STREQUAL "libfuzzer") | ||
| # For libFuzzer, use fuzzer-no-link for the library | ||
| set(SANITIZER_FLAGS | ||
| -fsanitize=address,undefined,fuzzer-no-link | ||
| ) | ||
|
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||
| set(FUZZING_FLAGS | ||
| -fsanitize=fuzzer,address,undefined | ||
| ) | ||
| else() # AFL | ||
| set(SANITIZER_FLAGS | ||
| -fsanitize=address,undefined | ||
| ) | ||
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| set(FUZZING_FLAGS | ||
| -fsanitize=fuzzer | ||
| ) | ||
| endif() | ||
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| add_compile_options(${BASE_FLAGS} ${SANITIZER_FLAGS}) | ||
| add_link_options(${BASE_FLAGS} ${SANITIZER_FLAGS}) | ||
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| function(add_lexy_fuzzer TARGET_NAME SOURCE_FILE EXAMPLE_FILE SEED_CONTENT) | ||
| # Create corpus directories | ||
| file(MAKE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/${TARGET_NAME}_corpus) | ||
| file(MAKE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/${TARGET_NAME}_artifacts) | ||
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||
| if(EXISTS "${CMAKE_SOURCE_DIR}/examples/${EXAMPLE_FILE}") | ||
| configure_file( | ||
| ${CMAKE_SOURCE_DIR}/examples/${EXAMPLE_FILE} | ||
| ${CMAKE_CURRENT_BINARY_DIR}/${EXAMPLE_FILE} | ||
| COPYONLY | ||
| ) | ||
| endif() | ||
|
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| file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/${TARGET_NAME}_corpus/simple.${TARGET_NAME} | ||
| "${SEED_CONTENT}" | ||
| ) | ||
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| add_executable(${TARGET_NAME} ${SOURCE_FILE}) | ||
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| target_compile_options(${TARGET_NAME} PRIVATE | ||
| ${BASE_FLAGS} | ||
| ${SANITIZER_FLAGS} | ||
| ${FUZZING_FLAGS} | ||
| ) | ||
|
|
||
| # Handle static linking options | ||
| if(FORCE_STATIC_LINKING) | ||
| if(LEXY_FUZZING_ENGINE STREQUAL "libfuzzer") | ||
| target_link_options(${TARGET_NAME} PRIVATE | ||
| ${BASE_FLAGS} | ||
| ${FUZZING_FLAGS} | ||
| ${SANITIZER_FLAGS} | ||
| -static-libstdc++ | ||
| -static-libgcc | ||
| ) | ||
| else() # AFL | ||
| target_link_options(${TARGET_NAME} PRIVATE | ||
| ${BASE_FLAGS} | ||
| ${SANITIZER_FLAGS} | ||
| ${FUZZING_FLAGS} | ||
| -static-libstdc++ | ||
| -static-libgcc | ||
| ) | ||
| endif() | ||
| else() | ||
| target_link_options(${TARGET_NAME} PRIVATE | ||
| ${BASE_FLAGS} | ||
| ${SANITIZER_FLAGS} | ||
| ${FUZZING_FLAGS} | ||
| ) | ||
| endif() | ||
|
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||
| # Link against the libraries | ||
| if(FORCE_STATIC_LINKING) | ||
| target_link_libraries(${TARGET_NAME} | ||
| PRIVATE | ||
| -static-libstdc++ | ||
| -static-libgcc | ||
| lexy_core | ||
| lexy_file | ||
| lexy_unicode | ||
| ) | ||
| else() | ||
| target_link_libraries(${TARGET_NAME} | ||
| PRIVATE | ||
| lexy_core | ||
| lexy_file | ||
| lexy_unicode | ||
| ) | ||
| endif() | ||
|
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||
| target_include_directories(${TARGET_NAME} | ||
| PRIVATE | ||
| ${CMAKE_CURRENT_SOURCE_DIR}/../include | ||
| ${CMAKE_CURRENT_BINARY_DIR} | ||
| ) | ||
|
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||
| set_target_properties(${TARGET_NAME} | ||
| PROPERTIES | ||
| RUNTIME_OUTPUT_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}" | ||
| ) | ||
| endfunction() | ||
|
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||
| add_lexy_fuzzer( | ||
| json_fuzzer | ||
| json_fuzzer.cpp | ||
| json.cpp | ||
| "{\"test\": true, \"number\": 42, \"string\": \"hello\", \"array\": [1,2,3]}" | ||
| ) | ||
|
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||
| add_lexy_fuzzer( | ||
| xml_fuzzer | ||
| xml_fuzzer.cpp | ||
| xml.cpp | ||
| "<root><test>Hello</test><data><![CDATA[Test data]]></data><empty/></root>" | ||
| ) | ||
|
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||
| add_lexy_fuzzer( | ||
| parse_tree_fuzzer | ||
| parse_tree_fuzzer.cpp | ||
| "parse_tree.hpp" | ||
| "<root><node>Sample</node></root>" | ||
| ) | ||
|
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||
| add_lexy_fuzzer( | ||
| visualize_fuzzer | ||
| visualize_fuzzer.cpp | ||
| "visualize.hpp" | ||
| "normal string\n\\u0041\\u0042\\n\\t\\r\\u{10FFFF}\\u{000000}\n<unicode>⚡️🌈🌍</unicode>\n\\u0000" | ||
| ) | ||
|
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||
| add_lexy_fuzzer( | ||
| buffer_fuzzer | ||
| buffer_fuzzer.cpp | ||
| "_detail/buffer_builder.hpp" | ||
| "ABCD\\0\\xFF\\x80\\xFE\\0\\1\\2\\3\\4\\5\\6\\7\\x42\\xAA\\xBB\\xCC\\xDD" | ||
| ) |
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