//
// Copyright (C) 2017-2020 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//

package {
    default_applicable_licenses: ["external_avb_license"],
}

// Added automatically by a large-scale-change that took the approach of
// 'apply every license found to every target'. While this makes sure we respect
// every license restriction, it may not be entirely correct.
//
// e.g. GPL in an MIT project might only apply to the contrib/ directory.
//
// Please consider splitting the single license below into multiple licenses,
// taking care not to lose any license_kind information, and overriding the
// default license using the 'licenses: [...]' property on targets as needed.
//
// For unused files, consider creating a 'fileGroup' with "//visibility:private"
// to attach the license to, and including a comment whether the files may be
// used in the current project.
// See: http://go/android-license-faq
license {
    name: "external_avb_license",
    visibility: [":__subpackages__"],
    license_kinds: [
        "SPDX-license-identifier-Apache-2.0",
        "SPDX-license-identifier-BSD",
        "SPDX-license-identifier-MIT",
    ],
    license_text: [
        "LICENSE",
    ],
}

subdirs = [
    "test",
    "tools",
]

cc_defaults {
    name: "avb_defaults",
    cflags: [
        "-D_FILE_OFFSET_BITS=64",
        "-D_POSIX_C_SOURCE=199309L",
        "-Wa,--noexecstack",
        "-Werror",
        "-Wall",
        "-Wextra",
        "-Wformat=2",
        "-Wmissing-prototypes",
        "-Wno-psabi",
        "-Wno-unused-parameter",
        "-Wno-format",
        "-ffunction-sections",
        "-fstack-protector-strong",
        "-g",
        "-DAVB_ENABLE_DEBUG",
        "-DAVB_COMPILATION",
    ],
    cppflags: [
        "-Wnon-virtual-dtor",
        "-fno-strict-aliasing",
    ],
    ldflags: [
        "-Wl,--gc-sections",
        "-rdynamic",
    ],
    target: {
        darwin: {
            enabled: false,
        },
    },
}

cc_defaults {
    name: "avb_sources",
    srcs: [
        "libavb/avb_chain_partition_descriptor.c",
        "libavb/avb_cmdline.c",
        "libavb/avb_crc32.c",
        "libavb/avb_crypto.c",
        "libavb/avb_descriptor.c",
        "libavb/avb_footer.c",
        "libavb/avb_hash_descriptor.c",
        "libavb/avb_hashtree_descriptor.c",
        "libavb/avb_kernel_cmdline_descriptor.c",
        "libavb/avb_property_descriptor.c",
        "libavb/avb_rsa.c",
        "libavb/avb_slot_verify.c",
        "libavb/avb_util.c",
        "libavb/avb_vbmeta_image.c",
        "libavb/avb_version.c",
    ],
}

cc_defaults {
    name: "avb_crypto_ops_impl_boringssl",
    srcs: [
        "libavb/boringssl/sha.c",
    ],
    local_include_dirs: [
        "libavb/boringssl",
    ],
    shared_libs: [
        "libcrypto",
    ],
}

cc_defaults {
    name: "avb_crypto_ops_impl_sha",
    srcs: [
        "libavb/sha/sha256_impl.c",
        "libavb/sha/sha512_impl.c",
    ],
    local_include_dirs: [
        "libavb/sha",
    ],
}

python_binary_host {
    name: "avbtool",
    srcs: ["avbtool.py"],
    main: "avbtool.py",
    required: ["fec"],
    version: {
        py2: {
            enabled: false,
        },
        py3: {
            enabled: true,
            embedded_launcher: true,
        },
    },
    compile_multilib: "first",
}

python_library_host {
    name: "aftl_proto",
    srcs: [
        "proto/api.proto",
        "proto/crypto/sigpb/sigpb.proto",
        "proto/crypto/keyspb/keyspb.proto",
        "proto/trillian.proto",
    ],
    proto: {
        include_dirs: [
            "external/protobuf/src",
        ],
        local_include_dirs: [
            "proto",
        ],
        canonical_path_from_root: false,
    },
    version: {
        py2: {
            enabled: false,
        },
        py3: {
            enabled: true,
        },
    },
}

python_binary_host {
    name: "aftltool",
    srcs: [
        "aftltool.py",
        "avbtool.py",
    ],
    libs: [
        "aftl_proto",
    ],
    main: "aftltool.py",
    version: {
        py2: {
            enabled: false,
        },
        py3: {
            enabled: true,
        },
    },
}

python_test_host {
    name: "aftltool_test",
    main: "aftltool_test.py",
    srcs: [
        "aftltool.py",
        "aftltool_test.py",
        "avbtool.py",
    ],
    libs: [
        "aftl_proto",
    ],
    data: [
        "test/data/**/*.*",
    ],
    test_options: {
        unit_test: true,
    },
    version: {
        py2: {
            enabled: false,
        },
        py3: {
            enabled: true,
        },
    },
}

// Build libavb - this is a static library that depends
// on only libc and doesn't drag in any other dependencies.
cc_library_static {
    name: "libavb",
    defaults: [
        "avb_defaults",
        "avb_sources",
        "avb_crypto_ops_impl_boringssl",
    ],
    host_supported: true,
    recovery_available: true,
    header_libs: [
        "avb_headers",
    ],
    export_header_lib_headers: ["avb_headers"],
    target: {
        linux: {
            srcs: ["libavb/avb_sysdeps_posix.c"],
        },
        linux_glibc: {
            cflags: ["-fno-stack-protector"],
        },
    },
}

// Build libavb_user for the target - in addition to libavb, it
// includes libavb_ab, libavb_user and also depends on libbase and
// libfs_mgr.
cc_library_static {
    name: "libavb_user",
    defaults: [
        "avb_defaults",
        "avb_sources",
        "avb_crypto_ops_impl_boringssl",
    ],
    recovery_available: true,
    header_libs: [
        "avb_headers",
    ],
    export_header_lib_headers: ["avb_headers"],
    shared_libs: ["libbase"],
    static_libs: ["libfs_mgr"],
    cflags: [
        "-DAVB_AB_I_UNDERSTAND_LIBAVB_AB_IS_DEPRECATED",
    ],
    srcs: [
        "libavb/avb_sysdeps_posix.c",
        "libavb_ab/avb_ab_flow.c",
        "libavb_user/avb_ops_user.cpp",
        "libavb_user/avb_user_verity.c",
        "libavb_user/avb_user_verification.c",
    ],
}

cc_binary {
    name: "avbctl",
    defaults: ["avb_defaults"],
    static_libs: [
        "libavb_user",
        "libfs_mgr",
    ],
    shared_libs: [
        "libbase",
        "libcrypto",
    ],
    srcs: ["tools/avbctl/avbctl.cc"],
}

cc_library_host_static {
    name: "libavb_ab_host",
    defaults: ["avb_defaults"],
    header_libs: [
        "avb_headers",
    ],
    export_header_lib_headers: ["avb_headers"],
    cflags: [
        "-fno-stack-protector",
        "-DAVB_AB_I_UNDERSTAND_LIBAVB_AB_IS_DEPRECATED",
    ],
    srcs: ["libavb_ab/avb_ab_flow.c"],
}

cc_library_static {
    name: "libavb_aftl",
    defaults: [
        "avb_defaults",
        "avb_sources",
        "avb_crypto_ops_impl_boringssl",
    ],
    host_supported: true,
    recovery_available: true,
    header_libs: ["avb_headers"],
    export_header_lib_headers: ["avb_headers"],
    cflags: [
        "-fno-stack-protector",
    ],
    srcs: [
        "libavb_aftl/avb_aftl_util.c",
        "libavb_aftl/avb_aftl_validate.c",
        "libavb_aftl/avb_aftl_verify.c",
    ],
}

cc_fuzz {
    name: "libavb_aftl_fuzzer",
    defaults: ["avb_defaults"],
    // The fuzzing entry point is declared and defined in the same file.
    // Overwrite the behaviour introduced by avb_defaults.
    cflags: [
        "-Wno-missing-prototypes",
    ],
    srcs: [
        "test/avb_aftl_fuzz.cc",
    ],
    static_libs: [
        "libavb",
        "libavb_aftl",
    ],
    shared_libs: ["libcrypto"],
    host_supported: true,
    corpus: ["test/corpus/*"],
    fuzz_config: {
        cc: [
            "tweek@google.com",
            "jpm@google.com",
        ],
        componentid: 685985,
    },
}

cc_library_host_static {
    name: "libavb_atx_host",
    defaults: [
        "avb_defaults",
        "avb_crypto_ops_impl_boringssl",
    ],
    header_libs: [
        "avb_headers",
    ],
    export_header_lib_headers: ["avb_headers"],
    cflags: [
        "-fno-stack-protector",
    ],
    srcs: ["libavb_atx/avb_atx_validate.c"],
}

cc_library_host_static {
    name: "libavb_host_sysdeps",
    defaults: ["avb_defaults"],
    header_libs: [
        "avb_headers",
    ],
    export_header_lib_headers: ["avb_headers"],
    srcs: ["libavb/avb_sysdeps_posix.c"],
}

cc_library_host_static {
    name: "libavb_things_example",
    defaults: [
        "avb_defaults",
        "avb_crypto_ops_impl_boringssl",
    ],
    header_libs: [
        "avb_headers",
    ],
    export_header_lib_headers: ["avb_headers"],
    srcs: ["examples/things/avb_atx_slot_verify.c"],
}

cc_defaults {
    name: "libavb_host_unittest_core",
    defaults: ["avb_defaults"],
    required: [
        "simg2img",
        "img2simg",
        "avbtool",
    ],
    test_options: {
        unit_test: true,
    },
    compile_multilib: "first",
    data: [
        "avbtool",
        "test/avbtool_signing_helper_test.py",
        "test/avbtool_signing_helper_with_files_test.py",
        "test/data/*",
    ],
    test_config: "test/libavb_host_unittest.xml",
    test_suites: ["general-tests"],
    static_libs: [
        "libavb",
        "libavb_ab_host",
        "libavb_aftl",
        "libavb_atx_host",
        "libavb_things_example",
        "libgmock_host",
        "libgtest_host",
    ],
    shared_libs: [
        "libbase",
        "libchrome",
        "libcrypto",
    ],
    cflags: [
        "-Wno-missing-prototypes",
        "-DAVB_AB_I_UNDERSTAND_LIBAVB_AB_IS_DEPRECATED",
    ],
    srcs: [
        "test/avb_ab_flow_unittest.cc",
        "test/avb_aftl_util_unittest.cc",
        "test/avb_aftl_validate_unittest.cc",
        "test/avb_aftl_verify_unittest.cc",
        "test/avb_atx_validate_unittest.cc",
        "test/avb_atx_slot_verify_unittest.cc",
        "test/avb_crypto_ops_unittest.cc",
        "test/avb_slot_verify_unittest.cc",
        "test/avb_unittest_util.cc",
        "test/avb_util_unittest.cc",
        "test/avb_vbmeta_image_unittest.cc",
        "test/avbtool_unittest.cc",
        "test/fake_avb_ops.cc",
        "test/avb_sysdeps_posix_testing.cc",
    ],
}

cc_test_host {
    name: "libavb_host_unittest",
    defaults: [
        "avb_crypto_ops_impl_boringssl",
        "libavb_host_unittest_core",
    ],
    data: [
        ":img2simg",
        ":simg2img",
        ":fec",
    ],
}

cc_test_host {
    name: "libavb_host_unittest_sha",
    defaults: [
        "avb_crypto_ops_impl_sha",
        "libavb_host_unittest_core",
    ],
    data: [
        ":img2simg",
        ":simg2img",
        ":fec",
    ],
}

cc_library_host_static {
    name: "libavb_host_user_code_test",
    defaults: ["avb_defaults"],
    cflags: [
        "-DAVB_AB_I_UNDERSTAND_LIBAVB_AB_IS_DEPRECATED",
    ],
    srcs: ["test/user_code_test.cc"],
}

cc_library {
    name: "bootctrl.avb",
    defaults: ["avb_defaults"],
    relative_install_path: "hw",
    static_libs: [
        "libavb_user",
        "libfs_mgr",
    ],
    shared_libs: [
        "libbase",
        "libcrypto",
        "libcutils",
    ],
    cflags: [
        "-DAVB_AB_I_UNDERSTAND_LIBAVB_AB_IS_DEPRECATED",
    ],
    srcs: ["boot_control/boot_control_avb.c"],
}

cc_library_headers {
    name: "avb_headers",
    host_supported: true,
    recovery_available: true,
    export_include_dirs: ["."],
    target: {
        windows: {
            enabled: true,
        },
    },
}