zephyr/subsys/random/CMakeLists.txt

32 lines
1.3 KiB
CMake

# SPDX-License-Identifier: Apache-2.0
if (CONFIG_ENTROPY_DEVICE_RANDOM_GENERATOR OR
CONFIG_TIMER_RANDOM_GENERATOR OR
CONFIG_XOSHIRO_RANDOM_GENERATOR)
zephyr_library()
zephyr_library_sources_ifdef(CONFIG_USERSPACE rand32_handlers.c)
endif()
if (CONFIG_TEST_RANDOM_GENERATOR)
message(WARNING "
Warning: CONFIG_TEST_RANDOM_GENERATOR is not a truly random generator.
This capability is not secure and it is provided for testing purposes only.
Use it carefully.")
endif()
# XOROSHIRO builds the XOSHIRO implementation because a Kconfig choice cannot
# select another choice as a means of deprecating the symbol. Swapping out the
# implementation lets out-of-tree users still build until the symbol is removed.
zephyr_library_sources_ifdef(CONFIG_TIMER_RANDOM_GENERATOR rand32_timer.c)
zephyr_library_sources_ifdef(CONFIG_XOROSHIRO_RANDOM_GENERATOR rand32_xoshiro128.c)
zephyr_library_sources_ifdef(CONFIG_XOSHIRO_RANDOM_GENERATOR rand32_xoshiro128.c)
zephyr_library_sources_ifdef(CONFIG_CTR_DRBG_CSPRNG_GENERATOR rand32_ctr_drbg.c)
if (CONFIG_ENTROPY_DEVICE_RANDOM_GENERATOR OR CONFIG_HARDWARE_DEVICE_CS_GENERATOR)
zephyr_library_sources(rand32_entropy_device.c)
endif()
if (CONFIG_CTR_DRBG_CSPRNG_GENERATOR)
zephyr_library_link_libraries_ifdef(CONFIG_MBEDTLS mbedTLS)
endif()