package {
    default_applicable_licenses: ["external_xz-embedded_license"],
}

// Added automatically by a large-scale-change
// See: http://go/android-license-faq
license {
    name: "external_xz-embedded_license",
    visibility: [":__subpackages__"],
    license_kinds: [
        "legacy_unencumbered",
    ],
    license_text: [
        "COPYING",
    ],
}

cc_library_static {
    name: "libxz",
    host_supported: true,
    ramdisk_available: true,
    vendor_ramdisk_available: true,
    recovery_available: true,
    visibility: [
        "//system/update_engine:__subpackages__",
        "//tools/security/fuzzing/llm/xz_fuzzer:__subpackages__",
    ],
    srcs: [
        "linux/lib/xz/xz_crc32.c",
        "linux/lib/xz/xz_dec_bcj.c",
        "linux/lib/xz/xz_dec_lzma2.c",
        "linux/lib/xz/xz_dec_stream.c",
    ],
    local_include_dirs: ["userspace"],

    // We shouldn't enable branch/call/jump filters because they have no impact
    // on Android OTA sizes (measured in http://b/329112384) --- the frequent
    // function calls that this optimization is supposed to apply to will all go
    // via the PLT, so the actual branch/call/jump instructions in the ELF file
    // will be zeroed out anyway.
    // Unfortunately, as long as we need to support decompressing _existing_
    // OTA packages, we need to keep these in (but it's not worth adding new
    // ones).
    cflags: [
        "-DXZ_DEC_X86",
        "-DXZ_DEC_ARM",
        "-DXZ_DEC_ARMTHUMB",
        "-Wall",
        "-Werror",
    ],

    export_include_dirs: ["linux/include/linux/"],
}