PerfettoNative.kt
/*
* Copyright 2022 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.
*/
package androidx.tracing.perfetto.jni
import androidx.tracing.perfetto.security.SafeLibLoader
import dalvik.annotation.optimization.CriticalNative
import dalvik.annotation.optimization.FastNative
import java.io.File
internal object PerfettoNative {
private const val libraryName = "tracing_perfetto"
// TODO(224510255): load from a file produced at build time
object Metadata {
const val version = "1.0.0-rc01"
val checksums = mapOf(
"arm64-v8a" to "c4f4ccc9757f59d632d6892265556670221f7ca6500e4ce37c8913dfdfe875ac",
"armeabi-v7a" to "b658340064ec91d368b2bbca2e9958a277175cf2dc12a427741ebcd7de1b608f",
"x86" to "a9dc08a7cb31d635433d5ad8de93f91b4766cb9bb12c530294cebfda92882307",
"x86_64" to "2b7ee2827837a5e8bf1aa8968e504742cc1115541ab670aac9c5619f97c6e7f2",
)
}
fun loadLib() = System.loadLibrary(libraryName)
fun loadLib(file: File, loader: SafeLibLoader) = loader.loadLib(file, Metadata.checksums)
@JvmStatic
external fun nativeRegisterWithPerfetto()
@FastNative
@JvmStatic
external fun nativeTraceEventBegin(key: Int, traceInfo: String)
@CriticalNative
@JvmStatic
external fun nativeTraceEventEnd()
@JvmStatic
external fun nativeVersion(): String
}