| /* |
| * Copyright (C) 2012 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 "Trace" |
| |
| #include <JNIHelp.h> |
| #include <ScopedUtfChars.h> |
| |
| #include <utils/Trace.h> |
| #include <cutils/log.h> |
| |
| namespace android { |
| |
| static jlong android_os_Trace_nativeGetEnabledTags(JNIEnv* env, jclass clazz) { |
| return Tracer::getEnabledTags(); |
| } |
| |
| static void android_os_Trace_nativeTraceCounter(JNIEnv* env, jclass clazz, |
| jlong tag, jstring nameStr, jint value) { |
| ScopedUtfChars name(env, nameStr); |
| Tracer::traceCounter(tag, name.c_str(), value); |
| } |
| |
| static void android_os_Trace_nativeTraceBegin(JNIEnv* env, jclass clazz, |
| jlong tag, jstring nameStr) { |
| ScopedUtfChars name(env, nameStr); |
| Tracer::traceBegin(tag, name.c_str()); |
| } |
| |
| static void android_os_Trace_nativeTraceEnd(JNIEnv* env, jclass clazz, |
| jlong tag) { |
| Tracer::traceEnd(tag); |
| } |
| |
| static JNINativeMethod gTraceMethods[] = { |
| /* name, signature, funcPtr */ |
| { "nativeGetEnabledTags", |
| "()J", |
| (void*)android_os_Trace_nativeGetEnabledTags }, |
| { "nativeTraceCounter", |
| "(JLjava/lang/String;I)V", |
| (void*)android_os_Trace_nativeTraceCounter }, |
| { "nativeTraceBegin", |
| "(JLjava/lang/String;)V", |
| (void*)android_os_Trace_nativeTraceBegin }, |
| { "nativeTraceEnd", |
| "(J)V", |
| (void*)android_os_Trace_nativeTraceEnd }, |
| }; |
| |
| int register_android_os_Trace(JNIEnv* env) { |
| int res = jniRegisterNativeMethods(env, "android/os/Trace", |
| gTraceMethods, NELEM(gTraceMethods)); |
| LOG_FATAL_IF(res < 0, "Unable to register native methods."); |
| |
| return 0; |
| } |
| |
| } // namespace android |