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/*
* Copyright (C) 2010 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#define LOG_TAG "UsbDeviceJNI"
#include "utils/Log.h"
#include "jni.h"
#include "JNIHelp.h"
#include "android_runtime/AndroidRuntime.h"
#include <usbhost/usbhost.h>
using namespace android;
static jint
android_hardware_UsbDevice_get_device_id(JNIEnv *env, jobject clazz, jstring name)
{
const char *nameStr = env->GetStringUTFChars(name, NULL);
int id = usb_device_get_unique_id_from_name(nameStr);
env->ReleaseStringUTFChars(name, nameStr);
return id;
}
static jstring
android_hardware_UsbDevice_get_device_name(JNIEnv *env, jobject clazz, jint id)
{
char* name = usb_device_get_name_from_unique_id(id);
jstring result = env->NewStringUTF(name);
free(name);
return result;
}
static JNINativeMethod method_table[] = {
// static methods
{ "native_get_device_id", "(Ljava/lang/String;)I",
(void*)android_hardware_UsbDevice_get_device_id },
{ "native_get_device_name", "(I)Ljava/lang/String;",
(void*)android_hardware_UsbDevice_get_device_name },
};
int register_android_hardware_UsbDevice(JNIEnv *env)
{
return AndroidRuntime::registerNativeMethods(env, "android/hardware/usb/UsbDevice",
method_table, NELEM(method_table));
}
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