| /* |
| * Copyright (C) 2012 Google Inc. |
| */ |
| |
| #define LOG_TAG "BluetoothHeadsetServiceJni" |
| |
| #define LOG_NDEBUG 0 |
| |
| #define CHECK_CALLBACK_ENV \ |
| if (!checkCallbackThread()) { \ |
| LOGE("Callback: '%s' is not called on the correct thread", __FUNCTION__);\ |
| return; \ |
| } |
| |
| #include "com_android_bluetooth.h" |
| #include "hardware/bt_hf.h" |
| #include "utils/Log.h" |
| #include "android_runtime/AndroidRuntime.h" |
| |
| #include <string.h> |
| |
| namespace android { |
| |
| static jmethodID method_onConnectionStateChanged; |
| static jmethodID method_onAudioStateChanged; |
| static jmethodID method_onVrStateChanged; |
| static jmethodID method_onAnswerCall; |
| static jmethodID method_onHangupCall; |
| static jmethodID method_onVolumeChanged; |
| static jmethodID method_onDialCall; |
| static jmethodID method_onSendDtmf; |
| static jmethodID method_onNoiceReductionEnable; |
| static jmethodID method_onAtChld; |
| static jmethodID method_onAtCnum; |
| static jmethodID method_onAtCind; |
| static jmethodID method_onAtCops; |
| static jmethodID method_onAtClcc; |
| static jmethodID method_onUnknownAt; |
| static jmethodID method_onKeyPressed; |
| |
| static const bthf_interface_t *sBluetoothHfpInterface = NULL; |
| static jobject mCallbacksObj = NULL; |
| static JNIEnv *sCallbackEnv = NULL; |
| |
| static bool checkCallbackThread() { |
| // Always fetch the latest callbackEnv from AdapterService. |
| // Caching this could cause this sCallbackEnv to go out-of-sync |
| // with the AdapterService's ENV if an ASSOCIATE/DISASSOCIATE event |
| // is received |
| //if (sCallbackEnv == NULL) { |
| sCallbackEnv = getCallbackEnv(); |
| //} |
| JNIEnv* env = AndroidRuntime::getJNIEnv(); |
| if (sCallbackEnv != env || sCallbackEnv == NULL) return false; |
| return true; |
| } |
| |
| static void connection_state_callback(bthf_connection_state_t state, bt_bdaddr_t* bd_addr) { |
| jbyteArray addr; |
| |
| LOGI("%s", __FUNCTION__); |
| |
| CHECK_CALLBACK_ENV |
| addr = sCallbackEnv->NewByteArray(sizeof(bt_bdaddr_t)); |
| if (!addr) { |
| LOGE("Fail to new jbyteArray bd addr for connection state"); |
| checkAndClearExceptionFromCallback(sCallbackEnv, __FUNCTION__); |
| return; |
| } |
| |
| sCallbackEnv->SetByteArrayRegion(addr, 0, sizeof(bt_bdaddr_t), (jbyte*) bd_addr); |
| sCallbackEnv->CallVoidMethod(mCallbacksObj, method_onConnectionStateChanged, |
| (jint) state, addr); |
| checkAndClearExceptionFromCallback(sCallbackEnv, __FUNCTION__); |
| sCallbackEnv->DeleteLocalRef(addr); |
| } |
| |
| static void audio_state_callback(bthf_audio_state_t state, bt_bdaddr_t* bd_addr) { |
| jbyteArray addr; |
| |
| CHECK_CALLBACK_ENV |
| addr = sCallbackEnv->NewByteArray(sizeof(bt_bdaddr_t)); |
| if (!addr) { |
| LOGE("Fail to new jbyteArray bd addr for audio state"); |
| checkAndClearExceptionFromCallback(sCallbackEnv, __FUNCTION__); |
| return; |
| } |
| |
| sCallbackEnv->SetByteArrayRegion(addr, 0, sizeof(bt_bdaddr_t), (jbyte *) bd_addr); |
| sCallbackEnv->CallVoidMethod(mCallbacksObj, method_onAudioStateChanged, (jint) state, addr); |
| checkAndClearExceptionFromCallback(sCallbackEnv, __FUNCTION__); |
| sCallbackEnv->DeleteLocalRef(addr); |
| } |
| |
| static void voice_recognition_callback(bthf_vr_state_t state) { |
| CHECK_CALLBACK_ENV |
| sCallbackEnv->CallVoidMethod(mCallbacksObj, method_onVrStateChanged, (jint) state); |
| checkAndClearExceptionFromCallback(sCallbackEnv, __FUNCTION__); |
| } |
| |
| static void answer_call_callback() { |
| CHECK_CALLBACK_ENV |
| sCallbackEnv->CallVoidMethod(mCallbacksObj, method_onAnswerCall); |
| checkAndClearExceptionFromCallback(sCallbackEnv, __FUNCTION__); |
| } |
| |
| static void hangup_call_callback() { |
| CHECK_CALLBACK_ENV |
| sCallbackEnv->CallVoidMethod(mCallbacksObj, method_onHangupCall); |
| checkAndClearExceptionFromCallback(sCallbackEnv, __FUNCTION__); |
| } |
| |
| static void volume_control_callback(bthf_volume_type_t type, int volume) { |
| CHECK_CALLBACK_ENV |
| sCallbackEnv->CallVoidMethod(mCallbacksObj, method_onVolumeChanged, (jint) type, (jint) volume); |
| checkAndClearExceptionFromCallback(sCallbackEnv, __FUNCTION__); |
| } |
| |
| static void dial_call_callback(char *number) { |
| CHECK_CALLBACK_ENV |
| sCallbackEnv->CallVoidMethod(mCallbacksObj, method_onDialCall, |
| sCallbackEnv->NewStringUTF(number)); |
| checkAndClearExceptionFromCallback(sCallbackEnv, __FUNCTION__); |
| } |
| |
| static void dtmf_cmd_callback(char dtmf) { |
| CHECK_CALLBACK_ENV |
| // TBD dtmf has changed from int to char |
| sCallbackEnv->CallVoidMethod(mCallbacksObj, method_onSendDtmf, dtmf); |
| checkAndClearExceptionFromCallback(sCallbackEnv, __FUNCTION__); |
| } |
| |
| static void noice_reduction_callback(bthf_nrec_t nrec) { |
| CHECK_CALLBACK_ENV |
| sCallbackEnv->CallVoidMethod(mCallbacksObj, method_onNoiceReductionEnable, |
| nrec == BTHF_NREC_START); |
| checkAndClearExceptionFromCallback(sCallbackEnv, __FUNCTION__); |
| } |
| |
| static void at_chld_callback(bthf_chld_type_t chld) { |
| CHECK_CALLBACK_ENV |
| sCallbackEnv->CallVoidMethod(mCallbacksObj, method_onAtChld, chld); |
| checkAndClearExceptionFromCallback(sCallbackEnv, __FUNCTION__); |
| } |
| |
| static void at_cnum_callback() { |
| CHECK_CALLBACK_ENV |
| sCallbackEnv->CallVoidMethod(mCallbacksObj, method_onAtCnum); |
| checkAndClearExceptionFromCallback(sCallbackEnv, __FUNCTION__); |
| } |
| |
| static void at_cind_callback() { |
| CHECK_CALLBACK_ENV |
| sCallbackEnv->CallVoidMethod(mCallbacksObj, method_onAtCind); |
| checkAndClearExceptionFromCallback(sCallbackEnv, __FUNCTION__); |
| } |
| |
| static void at_cops_callback() { |
| CHECK_CALLBACK_ENV |
| sCallbackEnv->CallVoidMethod(mCallbacksObj, method_onAtCops); |
| checkAndClearExceptionFromCallback(sCallbackEnv, __FUNCTION__); |
| } |
| |
| static void at_clcc_callback() { |
| CHECK_CALLBACK_ENV |
| sCallbackEnv->CallVoidMethod(mCallbacksObj, method_onAtClcc); |
| checkAndClearExceptionFromCallback(sCallbackEnv, __FUNCTION__); |
| } |
| |
| static void unknown_at_callback(char *at_string) { |
| CHECK_CALLBACK_ENV |
| sCallbackEnv->CallVoidMethod(mCallbacksObj, method_onUnknownAt, |
| sCallbackEnv->NewStringUTF(at_string)); |
| checkAndClearExceptionFromCallback(sCallbackEnv, __FUNCTION__); |
| } |
| |
| static void key_pressed_callback() { |
| CHECK_CALLBACK_ENV |
| sCallbackEnv->CallVoidMethod(mCallbacksObj, method_onKeyPressed); |
| checkAndClearExceptionFromCallback(sCallbackEnv, __FUNCTION__); |
| } |
| |
| static bthf_callbacks_t sBluetoothHfpCallbacks = { |
| sizeof(sBluetoothHfpCallbacks), |
| connection_state_callback, |
| audio_state_callback, |
| voice_recognition_callback, |
| answer_call_callback, |
| hangup_call_callback, |
| volume_control_callback, |
| dial_call_callback, |
| dtmf_cmd_callback, |
| noice_reduction_callback, |
| at_chld_callback, |
| at_cnum_callback, |
| at_cind_callback, |
| at_cops_callback, |
| at_clcc_callback, |
| unknown_at_callback, |
| key_pressed_callback |
| }; |
| |
| static void classInitNative(JNIEnv* env, jclass clazz) { |
| int err; |
| const bt_interface_t* btInf; |
| bt_status_t status; |
| |
| method_onConnectionStateChanged = |
| env->GetMethodID(clazz, "onConnectionStateChanged", "(I[B)V"); |
| method_onAudioStateChanged = env->GetMethodID(clazz, "onAudioStateChanged", "(I[B)V"); |
| method_onVrStateChanged = env->GetMethodID(clazz, "onVrStateChanged", "(I)V"); |
| method_onAnswerCall = env->GetMethodID(clazz, "onAnswerCall", "()V"); |
| method_onHangupCall = env->GetMethodID(clazz, "onHangupCall", "()V"); |
| method_onVolumeChanged = env->GetMethodID(clazz, "onVolumeChanged", "(II)V"); |
| method_onDialCall = env->GetMethodID(clazz, "onDialCall", "(Ljava/lang/String;)V"); |
| method_onSendDtmf = env->GetMethodID(clazz, "onSendDtmf", "(I)V"); |
| method_onNoiceReductionEnable = env->GetMethodID(clazz, "onNoiceReductionEnable", "(Z)V"); |
| method_onAtChld = env->GetMethodID(clazz, "onAtChld", "(I)V"); |
| method_onAtCnum = env->GetMethodID(clazz, "onAtCnum", "()V"); |
| method_onAtCind = env->GetMethodID(clazz, "onAtCind", "()V"); |
| method_onAtCops = env->GetMethodID(clazz, "onAtCops", "()V"); |
| method_onAtClcc = env->GetMethodID(clazz, "onAtClcc", "()V"); |
| method_onUnknownAt = env->GetMethodID(clazz, "onUnknownAt", "(Ljava/lang/String;)V"); |
| method_onKeyPressed = env->GetMethodID(clazz, "onKeyPressed", "()V"); |
| |
| if ( (btInf = getBluetoothInterface()) == NULL) { |
| LOGE("Bluetooth module is not loaded"); |
| return; |
| } |
| |
| if ( (sBluetoothHfpInterface = (bthf_interface_t *) |
| btInf->get_profile_interface(BT_PROFILE_HANDSFREE_ID)) == NULL) { |
| LOGE("Failed to get Bluetooth Handsfree Interface"); |
| return; |
| } |
| |
| // TODO(BT) do this only once or |
| // Do we need to do this every time the BT reenables? |
| if ( (status = sBluetoothHfpInterface->init(&sBluetoothHfpCallbacks)) != BT_STATUS_SUCCESS) { |
| LOGE("Failed to initialize Bluetooth HFP, status: %d", status); |
| sBluetoothHfpInterface = NULL; |
| return; |
| } |
| |
| LOGI("%s: succeeds", __FUNCTION__); |
| } |
| |
| static void initializeNativeDataNative(JNIEnv *env, jobject object) { |
| // TODO(BT) clean it up when hfp service is stopped |
| // Is there a need to do cleanup since HFP is always present for phone? |
| // We need handle it for tablets. But should that be handle at compile time? |
| mCallbacksObj = env->NewGlobalRef(object); |
| } |
| |
| static jboolean connectHfpNative(JNIEnv *env, jobject object, jbyteArray address) { |
| jbyte *addr; |
| bt_status_t status; |
| |
| LOGI("%s: sBluetoothHfpInterface: %p", __FUNCTION__, sBluetoothHfpInterface); |
| if (!sBluetoothHfpInterface) return JNI_FALSE; |
| |
| addr = env->GetByteArrayElements(address, NULL); |
| if (!addr) { |
| jniThrowIOException(env, EINVAL); |
| return JNI_FALSE; |
| } |
| |
| if ((status = sBluetoothHfpInterface->connect((bt_bdaddr_t *)addr)) != BT_STATUS_SUCCESS) { |
| LOGE("Failed HF connection, status: %d", status); |
| } |
| env->ReleaseByteArrayElements(address, addr, 0); |
| return (status == BT_STATUS_SUCCESS) ? JNI_TRUE : JNI_FALSE; |
| } |
| |
| static jboolean disconnectHfpNative(JNIEnv *env, jobject object, jbyteArray address) { |
| jbyte *addr; |
| bt_status_t status; |
| |
| if (!sBluetoothHfpInterface) return JNI_FALSE; |
| |
| addr = env->GetByteArrayElements(address, NULL); |
| if (!addr) { |
| jniThrowIOException(env, EINVAL); |
| return JNI_FALSE; |
| } |
| |
| if ( (status = sBluetoothHfpInterface->disconnect((bt_bdaddr_t *)addr)) != BT_STATUS_SUCCESS) { |
| LOGE("Failed HF disconnection, status: %d", status); |
| } |
| env->ReleaseByteArrayElements(address, addr, 0); |
| return (status == BT_STATUS_SUCCESS) ? JNI_TRUE : JNI_FALSE; |
| } |
| |
| static jboolean connectAudioNative(JNIEnv *env, jobject object, jbyteArray address) { |
| jbyte *addr; |
| bt_status_t status; |
| |
| if (!sBluetoothHfpInterface) return JNI_FALSE; |
| |
| addr = env->GetByteArrayElements(address, NULL); |
| if (!addr) { |
| jniThrowIOException(env, EINVAL); |
| return JNI_FALSE; |
| } |
| |
| if ( (status = sBluetoothHfpInterface->connect_audio((bt_bdaddr_t *)addr)) != |
| BT_STATUS_SUCCESS) { |
| LOGE("Failed HF audio connection, status: %d", status); |
| } |
| env->ReleaseByteArrayElements(address, addr, 0); |
| return (status == BT_STATUS_SUCCESS) ? JNI_TRUE : JNI_FALSE; |
| } |
| |
| static jboolean disconnectAudioNative(JNIEnv *env, jobject object, jbyteArray address) { |
| jbyte *addr; |
| bt_status_t status; |
| |
| if (!sBluetoothHfpInterface) return JNI_FALSE; |
| |
| addr = env->GetByteArrayElements(address, NULL); |
| if (!addr) { |
| jniThrowIOException(env, EINVAL); |
| return JNI_FALSE; |
| } |
| |
| if ( (status = sBluetoothHfpInterface->disconnect_audio((bt_bdaddr_t *) addr)) != |
| BT_STATUS_SUCCESS) { |
| LOGE("Failed HF audio disconnection, status: %d", status); |
| } |
| env->ReleaseByteArrayElements(address, addr, 0); |
| return (status == BT_STATUS_SUCCESS) ? JNI_TRUE : JNI_FALSE; |
| } |
| |
| static jboolean startVoiceRecognitionNative(JNIEnv *env, jobject object) { |
| bt_status_t status; |
| if (!sBluetoothHfpInterface) return JNI_FALSE; |
| |
| if ( (status = sBluetoothHfpInterface->start_voice_recognition()) != BT_STATUS_SUCCESS) { |
| LOGE("Failed to start voice recognition, status: %d", status); |
| } |
| return (status == BT_STATUS_SUCCESS) ? JNI_TRUE : JNI_FALSE; |
| } |
| |
| static jboolean stopVoiceRecognitionNative(JNIEnv *env, jobject object) { |
| bt_status_t status; |
| if (!sBluetoothHfpInterface) return JNI_FALSE; |
| |
| if ( (status = sBluetoothHfpInterface->stop_voice_recognition()) != BT_STATUS_SUCCESS) { |
| LOGE("Failed to stop voice recognition, status: %d", status); |
| } |
| return (status == BT_STATUS_SUCCESS) ? JNI_TRUE : JNI_FALSE; |
| } |
| |
| static jboolean setVolumeNative(JNIEnv *env, jobject object, jint volume_type, jint volume) { |
| bt_status_t status; |
| if (!sBluetoothHfpInterface) return JNI_FALSE; |
| |
| if ( (status = sBluetoothHfpInterface->volume_control((bthf_volume_type_t) volume_type, |
| volume)) != BT_STATUS_SUCCESS) { |
| LOGE("FAILED to control volume, status: %d", status); |
| } |
| return (status == BT_STATUS_SUCCESS) ? JNI_TRUE : JNI_FALSE; |
| } |
| |
| static jboolean notifyDeviceStatusNative(JNIEnv *env, jobject object, |
| jint network_state, jint service_type, jint signal, |
| jint battery_charge) { |
| bt_status_t status; |
| if (!sBluetoothHfpInterface) return JNI_FALSE; |
| |
| if ( (status = sBluetoothHfpInterface->device_status_notification |
| ((bthf_network_state_t) network_state, (bthf_service_type_t) service_type, |
| signal, battery_charge)) != BT_STATUS_SUCCESS) { |
| LOGE("FAILED to notify device status, status: %d", status); |
| } |
| return (status == BT_STATUS_SUCCESS) ? JNI_TRUE : JNI_FALSE; |
| } |
| |
| static jboolean copsResponseNative(JNIEnv *env, jobject object, jstring operator_str) { |
| bt_status_t status; |
| const char *operator_name; |
| if (!sBluetoothHfpInterface) return JNI_FALSE; |
| |
| operator_name = env->GetStringUTFChars(operator_str, NULL); |
| |
| if ( (status = sBluetoothHfpInterface->cops_response(operator_name)) != BT_STATUS_SUCCESS) { |
| LOGE("Failed sending cops response, status: %d", status); |
| } |
| env->ReleaseStringUTFChars(operator_str, operator_name); |
| return (status == BT_STATUS_SUCCESS) ? JNI_TRUE : JNI_FALSE; |
| } |
| |
| static jboolean cindResponseNative(JNIEnv *env, jobject object, |
| jint service, jint num_active, jint num_held, jint call_state, |
| jint signal, jint roam, jint battery_charge) { |
| bt_status_t status; |
| if (!sBluetoothHfpInterface) return JNI_FALSE; |
| |
| if ( (status = sBluetoothHfpInterface->cind_response(service, num_active, num_held, |
| (bthf_call_state_t) call_state, |
| signal, roam, battery_charge)) != BT_STATUS_SUCCESS) { |
| LOGE("Failed cind_response, status: %d", status); |
| } |
| return (status == BT_STATUS_SUCCESS) ? JNI_TRUE : JNI_FALSE; |
| } |
| |
| |
| static jboolean atResponseStringNative(JNIEnv *env, jobject object, jstring response_str) { |
| bt_status_t status; |
| const char *response; |
| if (!sBluetoothHfpInterface) return JNI_FALSE; |
| |
| response = env->GetStringUTFChars(response_str, NULL); |
| |
| if ( (status = sBluetoothHfpInterface->formatted_at_response(response)) != BT_STATUS_SUCCESS) { |
| LOGE("Failed formatted AT response, status: %d", status); |
| } |
| env->ReleaseStringUTFChars(response_str, response); |
| return (status == BT_STATUS_SUCCESS) ? JNI_TRUE : JNI_FALSE; |
| } |
| |
| static jboolean atResponseCodeNative(JNIEnv *env, jobject object, jint response_code) { |
| bt_status_t status; |
| if (!sBluetoothHfpInterface) return JNI_FALSE; |
| |
| if ( (status = sBluetoothHfpInterface->at_response((bthf_at_response_t) response_code)) != |
| BT_STATUS_SUCCESS) { |
| LOGE("Failed AT response, status: %d", status); |
| } |
| return (status == BT_STATUS_SUCCESS) ? JNI_TRUE : JNI_FALSE; |
| } |
| |
| static jboolean clccResponseNative(JNIEnv *env, jobject object, jint index, jint dir, |
| jint callStatus, jint mode, jboolean mpty, jstring number_str, |
| jint type) { |
| bt_status_t status; |
| const char *number; |
| if (!sBluetoothHfpInterface) return JNI_FALSE; |
| |
| number = env->GetStringUTFChars(number_str, NULL); |
| |
| if ( (status = sBluetoothHfpInterface->clcc_response(index, (bthf_call_direction_t) dir, |
| (bthf_call_state_t) callStatus, (bthf_call_mode_t) mode, |
| mpty ? BTHF_CALL_MPTY_TYPE_MULTI : BTHF_CALL_MPTY_TYPE_SINGLE, |
| number, (bthf_call_addrtype_t) type)) != BT_STATUS_SUCCESS) { |
| LOGE("Failed sending CLCC response, status: %d", status); |
| } |
| env->ReleaseStringUTFChars(number_str, number); |
| return (status == BT_STATUS_SUCCESS) ? JNI_TRUE : JNI_FALSE; |
| } |
| |
| static jboolean phoneStateChangeNative(JNIEnv *env, jobject object, jint num_active, jint num_held, |
| jint call_state, jstring number_str, jint type) { |
| bt_status_t status; |
| const char *number; |
| if (!sBluetoothHfpInterface) return JNI_FALSE; |
| |
| number = env->GetStringUTFChars(number_str, NULL); |
| |
| if ( (status = sBluetoothHfpInterface->phone_state_change(num_active, num_held, |
| (bthf_call_state_t) call_state, number, |
| (bthf_call_addrtype_t) type)) != BT_STATUS_SUCCESS) { |
| LOGE("Failed report phone state change, status: %d", status); |
| } |
| env->ReleaseStringUTFChars(number_str, number); |
| return (status == BT_STATUS_SUCCESS) ? JNI_TRUE : JNI_FALSE; |
| } |
| |
| static JNINativeMethod sMethods[] = { |
| {"classInitNative", "()V", (void *) classInitNative}, |
| {"initializeNativeDataNative", "()V", (void *) initializeNativeDataNative}, |
| {"connectHfpNative", "([B)Z", (void *) connectHfpNative}, |
| {"disconnectHfpNative", "([B)Z", (void *) disconnectHfpNative}, |
| {"connectAudioNative", "([B)Z", (void *) connectAudioNative}, |
| {"disconnectAudioNative", "([B)Z", (void *) disconnectAudioNative}, |
| {"startVoiceRecognitionNative", "()Z", (void *) startVoiceRecognitionNative}, |
| {"stopVoiceRecognitionNative", "()Z", (void *) stopVoiceRecognitionNative}, |
| {"setVolumeNative", "(II)Z", (void *) setVolumeNative}, |
| {"notifyDeviceStatusNative", "(IIII)Z", (void *) notifyDeviceStatusNative}, |
| {"copsResponseNative", "(Ljava/lang/String;)Z", (void *) copsResponseNative}, |
| {"cindResponseNative", "(IIIIIII)Z", (void *) cindResponseNative}, |
| {"atResponseStringNative", "(Ljava/lang/String;)Z", (void *) atResponseStringNative}, |
| {"atResponseCodeNative", "(I)Z", (void *)atResponseCodeNative}, |
| {"clccResponseNative", "(IIIIZLjava/lang/String;I)Z", (void *) clccResponseNative}, |
| {"phoneStateChangeNative", "(IIILjava/lang/String;I)Z", (void *) phoneStateChangeNative}, |
| // TODO(BT) clean up |
| }; |
| |
| int register_com_android_bluetooth_hfp(JNIEnv* env) |
| { |
| return jniRegisterNativeMethods(env, "com/android/bluetooth/hfp/HeadsetStateMachine", |
| sMethods, NELEM(sMethods)); |
| } |
| |
| } /* namespace android */ |
