2025 年 3 月 27 日より、AOSP のビルドとコントリビューションには aosp-main
ではなく android-latest-release
を使用することをおすすめします。詳細については、AOSP の変更をご覧ください。
HIDL インターフェースのドキュメント
コレクションでコンテンツを整理
必要に応じて、コンテンツの保存と分類を行います。
HAL インターフェース記述言語(HIDL)は、HAL とユーザー間のインターフェースを指定します。インターフェースとパッケージに収集される型とメソッド呼び出しを定義します。HIDL は、独立してコンパイルできるコードベース間の通信システムであり、プロセス間通信を目的としています。HIDL ガイドをご覧ください。
HIDL(.hal)ファイルの自動生成ドキュメントは非推奨になりました。インターフェース仕様の詳細については、AOSP の HIDL ソースファイルを参照してください。
HIDL インターフェース ファイルは、AOSP の 4 つの異なる場所にあります。
- /hardware/interfaces
- /frameworks/hardware/interfaces
- /system/hardware/interfaces
- /system/libhidl/transport
各ロケーションの HIDL ソースファイルへのリンクについては、以下のセクションをご覧ください。
/hardware/interfaces
/frameworks/hardware/interfaces
/system/hardware/interfaces
/system/libhidl/transport
このページのコンテンツやコードサンプルは、コンテンツ ライセンスに記載のライセンスに従います。Java および OpenJDK は Oracle および関連会社の商標または登録商標です。
最終更新日 2025-07-27 UTC。
[[["わかりやすい","easyToUnderstand","thumb-up"],["問題の解決に役立った","solvedMyProblem","thumb-up"],["その他","otherUp","thumb-up"]],[["必要な情報がない","missingTheInformationINeed","thumb-down"],["複雑すぎる / 手順が多すぎる","tooComplicatedTooManySteps","thumb-down"],["最新ではない","outOfDate","thumb-down"],["翻訳に関する問題","translationIssue","thumb-down"],["サンプル / コードに問題がある","samplesCodeIssue","thumb-down"],["その他","otherDown","thumb-down"]],["最終更新日 2025-07-27 UTC。"],[],[],null,["# Documentation for HIDL interfaces\n\nThe HAL Interface Description Language (HIDL) specifies the interface between a HAL and its users. It defines types and method calls, collected into interfaces and packages. HIDL is a system for communicating between codebases that may be compiled independently and is intended for inter-process communication. See the HIDL guides.\n\nThe autogenerated documentation for the HIDL (.hal) files have been deprecated.\nFor the details of the interface specifications, consult the HIDL source files\nin AOSP.\n\nHIDL interface files are in four different locations in AOSP:\n\n- /hardware/interfaces\n- /frameworks/hardware/interfaces\n- /system/hardware/interfaces\n- /system/libhidl/transport\n\nSee the sections below for links to the HIDL source files in each location.\n\n/hardware/interfaces\n--------------------\n\n- [/hardware/interfaces/](https://android.googlesource.com/platform/hardware/interfaces/+/android16-release)\n - [atrace/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/atrace/)\n - [audio/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/audio/)\n - [authsecret/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/authsecret/)\n - [automotive/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/automotive/)\n - [biometrics/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/biometrics/)\n - [bluetooth/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/bluetooth/)\n - [boot/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/boot/)\n - [broadcastradio/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/broadcastradio/)\n - [camera/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/camera/)\n - [cas/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/cas/)\n - [compatibility_matrices/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/compatibility_matrices/)\n - [configstore/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/configstore/)\n - [confirmationui/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/confirmationui/)\n - [contexthub/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/contexthub/)\n - [current.txt](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/current.txt)\n - [drm/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/drm/)\n - [dumpstate/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/dumpstate/)\n - [fastboot/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/fastboot/)\n - [gatekeeper/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/gatekeeper/)\n - [gnss/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/gnss/)\n - [graphics/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/graphics/)\n - [health/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/health/)\n - [ir/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/ir/)\n - [keymaster/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/keymaster/)\n - [light/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/light/)\n - [media/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/media/)\n - [memtrack/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/memtrack/)\n - [neuralnetworks/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/neuralnetworks/)\n - [nfc/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/nfc/)\n - [oemlock/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/oemlock/)\n - [power/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/power/)\n - [prebuilt_hashes/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/prebuilt_hashes/)\n - [radio/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/radio/)\n - [renderscript/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/renderscript/)\n - [secure_element/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/secure_element/)\n - [sensors/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/sensors/)\n - [soundtrigger/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/soundtrigger/)\n - [tests/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/tests/)\n - [tetheroffload/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/tetheroffload/)\n - [thermal/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/thermal/)\n - [tv/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/tv/)\n - [usb/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/usb/)\n - [vibrator/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/vibrator/)\n - [vr/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/vr/)\n - [weaver/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/weaver/)\n - [wifi/](https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/android16-release/wifi/)\n\n/frameworks/hardware/interfaces\n-------------------------------\n\n- [/frameworks/hardware/interfaces/](https://android.googlesource.com/platform/frameworks/hardware/interfaces/+/android16-release)\n - [displayservice/](https://android.googlesource.com/platform/frameworks/hardware/interfaces/+/android16-release/displayservice/)\n - [schedulerservice/](https://android.googlesource.com/platform/frameworks/hardware/interfaces/+/android16-release/schedulerservice/)\n - [sensorservice/](https://android.googlesource.com/platform/frameworks/hardware/interfaces/+/android16-release/sensorservice/)\n - [vr/](https://android.googlesource.com/platform/frameworks/hardware/interfaces/+/android16-release/vr/)\n\n/system/hardware/interfaces\n---------------------------\n\n- [/system/hardware/interfaces/](https://android.googlesource.com/platform/system/hardware/interfaces/+/android16-release)\n - [ashmem/](https://android.googlesource.com/platform/system/hardware/interfaces/+/android16-release/ashmem/)\n - [net/](https://android.googlesource.com/platform/system/hardware/interfaces/+/android16-release/net/)\n - [suspend/](https://android.googlesource.com/platform/system/hardware/interfaces/+/android16-release/suspend/)\n - [wifi/](https://android.googlesource.com/platform/system/hardware/interfaces/+/android16-release/wifi/)\n\n/system/libhidl/transport\n-------------------------\n\n- [/system/libhidl/transport/](https://android.googlesource.com/platform/system/libhidl/+/android16-release/transport/)\n - [allocator/](https://android.googlesource.com/platform/system/libhidl/+/android16-release/transport/allocator/)\n - [base/](https://android.googlesource.com/platform/system/libhidl/+/android16-release/transport/base/)\n - [current.txt](https://android.googlesource.com/platform/system/libhidl/+/android16-release/transport/current.txt)\n - [include/](https://android.googlesource.com/platform/system/libhidl/+/android16-release/transport/include/)\n - [manager/](https://android.googlesource.com/platform/system/libhidl/+/android16-release/transport/manager/)\n - [memory/](https://android.googlesource.com/platform/system/libhidl/+/android16-release/transport/memory/)\n - [safe_union/](https://android.googlesource.com/platform/system/libhidl/+/android16-release/transport/safe_union/)\n - [token/](https://android.googlesource.com/platform/system/libhidl/+/android16-release/transport/token/)"]]