common_cflags = [ "-pipe", "-O3", //"-flto", "-fPIC", "-fvisibility=hidden", //"-fno-plt", "-Wall", "-Wextra", "-Wcast-align", "-Wcast-qual", "-Wwrite-strings", "-Werror", "-DH_MALLOC_PREFIX", "-DZERO_ON_FREE=true", "-DWRITE_AFTER_FREE_CHECK=true", "-DSLOT_RANDOMIZE=true", "-DSLAB_CANARY=true", "-DSLAB_QUARANTINE_RANDOM_LENGTH=1", "-DSLAB_QUARANTINE_QUEUE_LENGTH=1", "-DCONFIG_EXTENDED_SIZE_CLASSES=true", "-DCONFIG_LARGE_SIZE_CLASSES=true", "-DGUARD_SLABS_INTERVAL=1", "-DGUARD_SIZE_DIVISOR=2", "-DREGION_QUARANTINE_RANDOM_LENGTH=256", "-DREGION_QUARANTINE_QUEUE_LENGTH=1024", "-DREGION_QUARANTINE_SKIP_THRESHOLD=33554432", // 32MiB "-DFREE_SLABS_QUARANTINE_RANDOM_LENGTH=32", "-DCONFIG_CLASS_REGION_SIZE=34359738368", // 32GiB "-DN_ARENA=1", "-DCONFIG_STATS=true", "-DCONFIG_SELF_INIT=false", ] cc_defaults { name: "hardened_malloc_defaults", defaults: ["linux_bionic_supported"], cflags: common_cflags, conlyflags: ["-std=c17", "-Wmissing-prototypes"], stl: "none", } lib_src_files = [ "chacha.c", "h_malloc.c", "memory.c", "pages.c", "random.c", "util.c", ] cc_library { name: "libhardened_malloc", ramdisk_available: true, vendor_ramdisk_available: true, recovery_available: true, defaults: ["hardened_malloc_defaults"], srcs: lib_src_files, export_include_dirs: ["include"], static_libs: ["libasync_safe"], target: { android: { shared: { enabled: false, }, system_shared_libs: [], }, linux_bionic: { system_shared_libs: [], }, }, product_variables: { debuggable: { cflags: ["-DLABEL_MEMORY"], }, device_has_arm_mte: { cflags: ["-DHAS_ARM_MTE", "-march=armv9-a+memtag"] }, }, apex_available: [ "com.android.runtime", ], }