自 2025 年 3 月 27 日起，我們建議您使用 android-latest-release 而非 aosp-main 建構及貢獻 AOSP。詳情請參閱「Android 開放原始碼計畫變更」。
透過集合功能整理內容
你可以依據偏好儲存及分類內容。
bthl_callbacks_t 結構體參考資料
#include <
bt_hl.h
>
BT-HL 回呼結構。
定義位於檔案
bt_hl.h
的
84
行。
設為 sizeof(bthl_callbacks_t)
定義位於檔案
bt_hl.h
的
86
行。
這個結構體的說明文件是由下列檔案產生：
-
hardware/libhardware/include/hardware/
bt_hl.h
這個頁面中的內容和程式碼範例均受《內容授權》中的授權所規範。Java 與 OpenJDK 是 Oracle 和/或其關係企業的商標或註冊商標。
上次更新時間：2025-07-27 (世界標準時間)。
[[["容易理解","easyToUnderstand","thumb-up"],["確實解決了我的問題","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["缺少我需要的資訊","missingTheInformationINeed","thumb-down"],["過於複雜/步驟過多","tooComplicatedTooManySteps","thumb-down"],["過時","outOfDate","thumb-down"],["翻譯問題","translationIssue","thumb-down"],["示例/程式碼問題","samplesCodeIssue","thumb-down"],["其他","otherDown","thumb-down"]],["上次更新時間：2025-07-27 (世界標準時間)。"],[],[],null,["# Android Hardware Abstraction Layer: bthl_callbacks_t Struct Reference\n\nbthl_callbacks_t Struct Reference\n=================================\n\n[Data Fields](#pub-attribs) \nbthl_callbacks_t Struct Reference \n\n`\n#include \u003c\n`[bt_hl.h](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/bt_hl.h)`\n\u003e\n`\n\n|---------------------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------|\n| Data Fields ----------- ||\n| size_t | [size](/reference/hal/structbthl__callbacks__t#a854352f53b148adc24983a58a1866d66) |\n| ||\n| [bthl_app_reg_state_callback](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/bt_hl.h) | [app_reg_state_cb](/reference/hal/structbthl__callbacks__t#aaea59f09ff3d877dc31038fcb28e9c14) |\n| ||\n| [bthl_channel_state_callback](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/bt_hl.h) | [channel_state_cb](/reference/hal/structbthl__callbacks__t#ab7972ef918adf290f97b215e1b57f509) |\n| ||\n\n\nDetailed Description\n--------------------\n\n\nBT-HL callback structure.\n\n\nDefinition at line\n[84](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/bt_hl.h)\nof file\n[bt_hl.h](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/bt_hl.h)\n.\n\nField Documentation\n-------------------\n\n\n|--------------------------------------------------------------------------------------------------------------------------------------------------|\n| [bthl_app_reg_state_callback](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/bt_hl.h) app_reg_state_cb |\n\n\nDefinition at line\n[87](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/bt_hl.h)\nof file\n[bt_hl.h](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/bt_hl.h)\n.\n\n|--------------------------------------------------------------------------------------------------------------------------------------------------|\n| [bthl_channel_state_callback](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/bt_hl.h) channel_state_cb |\n\n\nDefinition at line\n[88](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/bt_hl.h)\nof file\n[bt_hl.h](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/bt_hl.h)\n.\n\n|-------------|\n| size_t size |\n\n\nset to sizeof(bthl_callbacks_t)\n\n\nDefinition at line\n[86](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/bt_hl.h)\nof file\n[bt_hl.h](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/bt_hl.h)\n.\n\n*** ** * ** ***\n\nThe documentation for this struct was generated from the following file:\n\n- hardware/libhardware/include/hardware/ [bt_hl.h](https://android.googlesource.com/platform/hardware/libhardware/+/master/include/hardware/bt_hl.h)"]]
