/*
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* Copyright (C) 2016 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <log/log_id.h>
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#include <private/android_logger.h>
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#include <nativehelper/JNIHelp.h>
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#include "jni.h"
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#include "core_jni_helpers.h"
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#include "eventlog_helper.h"
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namespace android {
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constexpr char kSecurityLogEventClass[] = "android/app/admin/SecurityLog$SecurityEvent";
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template class EventLogHelper<log_id_t::LOG_ID_SECURITY, kSecurityLogEventClass>;
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using SLog = EventLogHelper<log_id_t::LOG_ID_SECURITY, kSecurityLogEventClass>;
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static jboolean android_app_admin_SecurityLog_isLoggingEnabled(JNIEnv* env,
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jobject /* clazz */) {
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return (bool)__android_log_security();
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}
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static void android_app_admin_SecurityLog_readEvents(JNIEnv* env, jobject /* clazz */,
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jobject out) {
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if (out == NULL) {
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jniThrowNullPointerException(env, NULL);
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return;
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}
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SLog::readEvents(env, ANDROID_LOG_RDONLY | ANDROID_LOG_NONBLOCK, 0, out);
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}
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static void android_app_admin_SecurityLog_readEventsSince(JNIEnv* env, jobject /* clazz */,
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jlong timestamp,
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jobject out) {
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if (out == NULL) {
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jniThrowNullPointerException(env, NULL);
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return;
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}
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SLog::readEvents(env, ANDROID_LOG_RDONLY | ANDROID_LOG_NONBLOCK, timestamp, out);
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}
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static void android_app_admin_SecurityLog_readPreviousEvents(JNIEnv* env, jobject /* clazz */,
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jobject out) {
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if (out == NULL) {
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jniThrowNullPointerException(env, NULL);
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return;
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}
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SLog::readEvents(env, ANDROID_LOG_RDONLY | ANDROID_LOG_NONBLOCK | ANDROID_LOG_PSTORE, 0, out);
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}
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static void android_app_admin_SecurityLog_readEventsOnWrapping(JNIEnv* env, jobject /* clazz */,
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jlong timestamp,
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jobject out) {
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if (out == NULL) {
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jniThrowNullPointerException(env, NULL);
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return;
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}
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SLog::readEvents(env, ANDROID_LOG_RDONLY | ANDROID_LOG_NONBLOCK | ANDROID_LOG_WRAP, timestamp,
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out);
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}
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/*
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* JNI registration.
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*/
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static const JNINativeMethod gRegisterMethods[] = {
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/* name, signature, funcPtr */
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{ "isLoggingEnabled",
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"()Z",
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(void*) android_app_admin_SecurityLog_isLoggingEnabled
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},
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{ "writeEvent",
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"(ILjava/lang/String;)I",
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(void*) SLog::writeEventString
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},
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{ "writeEvent",
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"(I[Ljava/lang/Object;)I",
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(void*) SLog::writeEventArray
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},
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{ "readEvents",
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"(Ljava/util/Collection;)V",
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(void*) android_app_admin_SecurityLog_readEvents
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},
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{ "readEventsSince",
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"(JLjava/util/Collection;)V",
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(void*) android_app_admin_SecurityLog_readEventsSince
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},
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{ "readPreviousEvents",
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"(Ljava/util/Collection;)V",
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(void*) android_app_admin_SecurityLog_readPreviousEvents
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},
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{ "readEventsOnWrapping",
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"(JLjava/util/Collection;)V",
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(void*) android_app_admin_SecurityLog_readEventsOnWrapping
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},
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};
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int register_android_app_admin_SecurityLog(JNIEnv* env) {
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SLog::Init(env);
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return RegisterMethodsOrDie(
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env,
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"android/app/admin/SecurityLog",
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gRegisterMethods, NELEM(gRegisterMethods));
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}
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}; // namespace android
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