52 lines
1.6 KiB
C++
52 lines
1.6 KiB
C++
/*
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* Copyright (C) 2021 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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#define LOG_TAG "ArtifactsSignedTest"
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#include "jni.h"
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#include <nativehelper/JNIHelp.h>
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#include <nativehelper/ScopedUtfChars.h>
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#include <android/log.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <unistd.h>
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#define ALOGE(...) __android_log_print(ANDROID_LOG_ERROR, LOG_TAG, __VA_ARGS__)
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extern "C" JNIEXPORT jboolean JNICALL
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Java_com_android_tests_odsign_ArtifactsSignedTest_hasFsverityNative(
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JNIEnv *env, jobject /*thiz*/, jstring filePath) {
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ScopedUtfChars path(env, filePath);
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struct statx out = {};
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if (statx(AT_FDCWD, path.c_str(), /*flags=*/ 0, STATX_ALL, &out) != 0) {
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ALOGE("statx failed at %s", path.c_str());
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return JNI_FALSE;
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}
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// Make sure we actually support ATTR_VERITY
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if ((out.stx_attributes_mask & STATX_ATTR_VERITY) == 0) {
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ALOGE("STATX_ATTR_VERITY not supported by kernel");
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return JNI_FALSE;
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}
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return (out.stx_attributes & STATX_ATTR_VERITY) != 0 ? JNI_TRUE : JNI_FALSE;
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}
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