# Copyright (c) 2022 Huawei Device Co., Ltd.
# 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.

import(
    "//base/startup/init/services/modules/seccomp/scripts/seccomp_policy_fixer.gni")
import("//build/config/clang/clang.gni")
import("//build/ohos.gni")
import("//build/ohos/kernel/kernel.gni")

INIT_PART = "init"
declare_args() {
  appspawn_featrue = false

  if (defined(global_parts_info) &&
      defined(global_parts_info.startup_appspawn)) {
    appspawn_featrue = true
  }
}

if (build_variant == "root") {
  seccomp_enable_debug = true
} else {
  seccomp_enable_debug = false
}

ohos_prebuilt_seccomp("system_filter") {
  sources = [ "seccomp_policy/system.seccomp.policy" ]

  filtername = "system"
  process_type = "system"

  part_name = INIT_PART
  subsystem_name = "startup"

  install_enable = true
  install_images = [ "system" ]
}

ohos_prebuilt_seccomp("appspawn_filter") {
  sources = [ "seccomp_policy/spawn.seccomp.policy" ]

  filtername = "appspawn"
  process_type = "system"

  part_name = INIT_PART
  subsystem_name = "startup"

  install_enable = true
  install_images = [ "system" ]
}

ohos_prebuilt_seccomp("nwebspawn_filter") {
  sources = [ "seccomp_policy/renderer.seccomp.policy" ]

  filtername = "nwebspawn"
  process_type = "app"

  part_name = INIT_PART
  subsystem_name = "startup"

  install_enable = true
  install_images = [ "system" ]
}

ohos_prebuilt_seccomp("app_filter") {
  sources = [ "seccomp_policy/app.seccomp.policy" ]

  filtername = "app"
  process_type = "app"

  part_name = INIT_PART
  subsystem_name = "startup"

  install_enable = true
  install_images = [ "system" ]
}

ohos_prebuilt_seccomp("updater_filter") {
  sources = [ "seccomp_policy/updater.seccomp.policy" ]

  filtername = "updater"
  process_type = "system"

  part_name = INIT_PART
  subsystem_name = "startup"

  install_enable = true
  install_images = [ "updater" ]
}

config("libseccomp_static_config") {
  include_dirs = [
    "..",
    "../../../interfaces/innerkits/seccomp/include",
  ]

  if (seccomp_enable_debug) {
    include_dirs += [
      "../../../services/include",
      "../../../services/include/param",
    ]

    defines = [ "WITH_SECCOMP_DEBUG" ]
  }
}

ohos_source_set("libseccomp_static") {
  sources = [
    "seccomp_policy.c",
    "seccomp_policy_static.c",
  ]
  public_configs = [
    ":libseccomp_static_config",
    "../../../interfaces/innerkits/init_module_engine:init_module_engine_exported_config",
  ]

  external_deps = [
    "bounds_checking_function:libsec_shared",
    "config_policy:configpolicy_util",
  ]
}

group("seccomp_filter") {
  deps = [
    ":app_filter",
    ":system_filter",
    ":updater_filter",
  ]
  if (appspawn_featrue) {
    deps += [
      ":appspawn_filter",
      ":nwebspawn_filter",
    ]
  }
}