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-alpha09"
val checksums = mapOf(
"arm64-v8a" to "130cea2d90e941acb9d2087c0bebe8229b461175454df20763bfe901c0d73155",
"armeabi-v7a" to "cb0e60c5d8726d274bbc678cfa3a8724e66d2bfa6874c06c5f4347e545c0439d",
"x86" to "c6b19ce773d17c74aa74aa813637bc1d2bd61f5bcc280e6a5c030a36948dd6dd",
"x86_64" to "af62d109588db30c8ce11f2027227664520372f8c77259d4155dd92f7cc73a6e",
)
}
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
}