# Copyright 2019 The Fuchsia Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

import("//build/fuzzing/fuzzer.gni")

# When migrating Zircon fuzzers to the Fuchsia build, add them to this list.
_migrated_fuzzers = [
  "//src/devices/block/drivers/ftl/test:ftl-read-write-fuzzer",
  "//src/media/audio/drivers/intel-hda/controller:nhlt-fuzzer",
  "//zircon/system/ulib/affine/test:affine-fuzzer",
  "//zircon/system/ulib/bitmap/test:raw-bitmap-fuzzer",
  "//zircon/system/ulib/blobfs/test:zstd-fuzzer",
  "//zircon/system/ulib/blobfs/test:zstd-seekable-fuzzer",
  "//zircon/system/ulib/blobfs/test:zstd-seekable-symmetric-fuzzer",
  "//zircon/system/ulib/bootfs/test:bootfs-parser-fuzzer",
  "//zircon/system/ulib/elfload/test:elfload-fuzzer",
  "//zircon/system/ulib/fs/journal/test:journal-entry-fuzzer",
  "//zircon/system/ulib/fs/journal/test:journal-fuzzer",
  "//zircon/system/ulib/fs/journal/test:journal-replay-fuzzer",
  "//zircon/system/ulib/fs/test:vmo_file-fuzzer",
  "//zircon/system/ulib/gfx/test:gfx-fuzzer",
  "//zircon/system/ulib/hid-parser/test:hid-parser-fuzzer",
  "//zircon/system/ulib/inspect/test:inspect-reader-fuzzer",
  "//zircon/system/ulib/ldmsg/test:ldmsg-fuzzer",
  "//zircon/system/ulib/minfs/test:minfs-fuzzer",
  "//zircon/system/ulib/tftp/test:tftp-fuzzer",
  "//zircon/system/ulib/utf_conversion/test:utf_conversion-fuzzer",
  "//zircon/system/ulib/zbi-bootfs/test:zbi-bootfs-fuzzer",
  "//zircon/system/ulib/zircon-crypto/test:hmac-fuzzer",
  "//src/zircon/tests/kernel-cmdline:kernel-cmdline-fuzzer",
  "//zircon/system/utest/noop-fuzzer",
  "//zircon/third_party/ulib/lz4/test:lz4-decompress-fuzzer",
  "//zircon/third_party/ulib/lz4/test:lz4-roundtrip-fuzzer",
]

# Emits a JSON manifest similar to the one used to incorporate Zircon fuzzers into the Fuchsia GN
# build pre-unification. This is used to validate that the list of Zircon fuzzers is the unchanged
# as fuzzers are being migrated. Post-unification, this target can be removed.
generated_file("migrated_fuzzers_manifest") {
  outputs = [ "$root_build_dir/migrated_zircon_fuzzers.json" ]
  contents = []
  foreach(fuzzer, _migrated_fuzzers) {
    fuzzer_name = get_label_info(fuzzer, "name")
    foreach(variant,
            [
              "asan",
              "asan-ubsan",
              "ubsan",
            ]) {
      contents += [ "$fuzzer_name.$variant" ]
    }
  }
  output_conversion = "json"
}

fuzzers_package("zircon_fuzzers") {
  # Zircon fuzzers built using Fuchsia GN.
  fuzzers = _migrated_fuzzers

  # Zircon fuzzers built using Zircon GN; only enabled if a fuzzer variant is selected.
  fuzzer_variants = [
    "asan-fuzzer",
    "asan-ubsan-fuzzer",
    "ubsan-fuzzer",
  ]

  selected_variants = []
  foreach(selected_variant, select_variant_canonical) {
    if (defined(selected_variant.variant)) {
      selected_variants += [ selected_variant.variant ]
    }
  }

  if (selected_variants + fuzzer_variants - fuzzer_variants !=
      selected_variants) {
    deps = [ ":migrated_fuzzers_manifest" ]
  }
}

# Known to infrastructure.
# TODO(fxbug.dev/10198): delete me. zbi_tests.json is now always produced.
group("zbi_tests") {
}