Mike Lockwood | e7d511e | 2010-12-30 13:39:37 -0500 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2010 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #define LOG_TAG "UsbDeviceJNI" |
| 18 | |
| 19 | #include "utils/Log.h" |
| 20 | |
| 21 | #include "jni.h" |
| 22 | #include "JNIHelp.h" |
| 23 | #include "android_runtime/AndroidRuntime.h" |
| 24 | |
| 25 | #include <usbhost/usbhost.h> |
| 26 | |
Mike Lockwood | e7d511e | 2010-12-30 13:39:37 -0500 | [diff] [blame] | 27 | using namespace android; |
| 28 | |
Mike Lockwood | e7d511e | 2010-12-30 13:39:37 -0500 | [diff] [blame] | 29 | static jint |
| 30 | android_hardware_UsbDevice_get_device_id(JNIEnv *env, jobject clazz, jstring name) |
| 31 | { |
| 32 | const char *nameStr = env->GetStringUTFChars(name, NULL); |
| 33 | int id = usb_device_get_unique_id_from_name(nameStr); |
| 34 | env->ReleaseStringUTFChars(name, nameStr); |
| 35 | return id; |
| 36 | } |
| 37 | |
| 38 | static jstring |
| 39 | android_hardware_UsbDevice_get_device_name(JNIEnv *env, jobject clazz, jint id) |
| 40 | { |
| 41 | char* name = usb_device_get_name_from_unique_id(id); |
| 42 | jstring result = env->NewStringUTF(name); |
| 43 | free(name); |
| 44 | return result; |
| 45 | } |
| 46 | |
| 47 | static JNINativeMethod method_table[] = { |
Mike Lockwood | e7d511e | 2010-12-30 13:39:37 -0500 | [diff] [blame] | 48 | // static methods |
| 49 | { "native_get_device_id", "(Ljava/lang/String;)I", |
| 50 | (void*)android_hardware_UsbDevice_get_device_id }, |
| 51 | { "native_get_device_name", "(I)Ljava/lang/String;", |
| 52 | (void*)android_hardware_UsbDevice_get_device_name }, |
| 53 | }; |
| 54 | |
| 55 | int register_android_hardware_UsbDevice(JNIEnv *env) |
| 56 | { |
Mike Lockwood | c4308f0 | 2011-03-01 08:04:54 -0800 | [diff] [blame] | 57 | return AndroidRuntime::registerNativeMethods(env, "android/hardware/usb/UsbDevice", |
Mike Lockwood | e7d511e | 2010-12-30 13:39:37 -0500 | [diff] [blame] | 58 | method_table, NELEM(method_table)); |
| 59 | } |