# Copyright 2020 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")
import("//build/test.gni")

group("fuzz") {
  testonly = true
  deps = [ ":tests" ]
}

group("tests") {
  testonly = true
  deps = [ ":sysmem-fuzz" ]
}

fuzzers_package("sysmem-fuzz") {
  # Fuzzers are defined for each supported language
  cpp_fuzzers = [
    # Each list of fuzzers can contain simple labels...
    ":sysmem_fuzzer",
    ":sysmem_fuzzer_multi",
  ]
}

fuzzer("sysmem_fuzzer") {
  testonly = true
  output_name = "sysmem_fuzzer"
  configs += [ "//build/unification/config:zircon-migrated" ]
  sources = [
    "sysmem_fuzz.cc",
    "sysmem_fuzz_common.cc",
  ]
  corpus = "corpus"
  deps = [
    "//sdk/banjo/fuchsia.hardware.platform.bus:fuchsia.hardware.platform.bus_banjo_cpp",
    "//sdk/banjo/fuchsia.hardware.platform.device:fuchsia.hardware.platform.device_banjo_cpp",
    "//sdk/banjo/fuchsia.hardware.sysmem:fuchsia.hardware.sysmem_banjo_cpp",
    "//sdk/banjo/fuchsia.sysmem",
    "//sdk/fidl/fuchsia.sysinfo:fuchsia.sysinfo_c",
    "//sdk/fidl/fuchsia.sysmem:fuchsia.sysmem_c",
    "//sdk/fidl/fuchsia.sysmem:fuchsia.sysmem_llcpp",
    "//sdk/fidl/fuchsia.sysmem2:fuchsia.sysmem2_llcpp",
    "//sdk/lib/fdio",
    "//sdk/lib/fit",
    "//src/devices/bus/testing/fake-pdev",
    "//src/devices/lib/driver",
    "//src/devices/sysmem/drivers/sysmem:sysmem_common_srcs",
    "//src/devices/testing/fake_ddk",
    "//src/lib/ddk",
    "//src/lib/ddktl",
    "//zircon/public/lib/async-cpp",
    "//zircon/public/lib/fbl",
    "//zircon/public/lib/fidl",
    "//zircon/public/lib/fidl-llcpp",
    "//zircon/public/lib/sync",
    "//zircon/public/lib/zx",
    "//zircon/public/lib/zxtest",
    "//zircon/system/ulib/async-default",
    "//zircon/system/ulib/async-loop:async-loop-cpp",
    "//zircon/system/ulib/closure-queue",
    "//zircon/system/ulib/fidl-async-2",
    "//zircon/system/ulib/fidl-utils",
    "//zircon/system/ulib/image-format",
    "//zircon/system/ulib/region-alloc",
    "//zircon/system/ulib/sysmem-version",
    "//zircon/system/ulib/trace:trace-driver",
  ]

  # TODO(fxbug.dev/56714): Fix the leaks and remove this.
  deps += [ "//build/config/sanitizers:suppress-lsan.DO-NOT-USE-THIS" ]
}

fuzzer("sysmem_fuzzer_multi") {
  testonly = true
  output_name = "sysmem_fuzzer_multi"
  configs += [ "//build/unification/config:zircon-migrated" ]
  sources = [
    "sysmem_fuzz_common.cc",
    "sysmem_fuzz_multi.cc",
  ]
  corpus = "corpus_multi"

  # The fuzzer requires 2 BufferCollectionConstraints inputs, so the input must
  # be at least that big (at the time of writing, around 14000 bytes). Choose
  # 20000 bytes as a margin in case the size of the struct changes; the fuzzer
  # should by able to determine the exact size needed as long as it's <=
  # max_len.
  options = [ "max_len=20000" ]
  deps = [
    "//sdk/banjo/fuchsia.hardware.platform.bus:fuchsia.hardware.platform.bus_banjo_cpp",
    "//sdk/banjo/fuchsia.hardware.platform.device:fuchsia.hardware.platform.device_banjo_cpp",
    "//sdk/banjo/fuchsia.hardware.sysmem:fuchsia.hardware.sysmem_banjo_cpp",
    "//sdk/fidl/fuchsia.sysinfo:fuchsia.sysinfo_c",
    "//sdk/fidl/fuchsia.sysmem:fuchsia.sysmem_c",
    "//sdk/fidl/fuchsia.sysmem:fuchsia.sysmem_llcpp",
    "//sdk/fidl/fuchsia.sysmem2:fuchsia.sysmem2_llcpp",
    "//sdk/lib/fdio",
    "//sdk/lib/fit",
    "//src/devices/bus/testing/fake-pdev",
    "//src/devices/lib/driver",
    "//src/devices/sysmem/drivers/sysmem:sysmem_common_srcs",
    "//src/devices/testing/fake_ddk",
    "//src/lib/ddk",
    "//src/lib/ddktl",
    "//zircon/public/lib/async-cpp",
    "//zircon/public/lib/fbl",
    "//zircon/public/lib/fidl",
    "//zircon/public/lib/fidl-llcpp",
    "//zircon/public/lib/sync",
    "//zircon/public/lib/zx",
    "//zircon/public/lib/zxtest",
    "//zircon/system/ulib/async-default",
    "//zircon/system/ulib/async-loop:async-loop-cpp",
    "//zircon/system/ulib/closure-queue",
    "//zircon/system/ulib/fidl-async-2",
    "//zircon/system/ulib/fidl-utils",
    "//zircon/system/ulib/image-format",
    "//zircon/system/ulib/region-alloc",
    "//zircon/system/ulib/sysmem-version",
    "//zircon/system/ulib/trace:trace-driver",
  ]
}