/*
* Copyright ( C ) 2023 The Android Open Source Project
* All rights reserved .
*
* Redistribution and use in source and binary forms , with or without
* modification , are permitted provided that the following conditions
* are met :
* * Redistributions of source code must retain the above copyright
* notice , this list of conditions and the following disclaimer .
* * Redistributions in binary form must reproduce the above copyright
* notice , this list of conditions and the following disclaimer in
* the documentation and / or other materials provided with the
* distribution .
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* " AS IS " AND ANY EXPRESS OR IMPLIED WARRANTIES , INCLUDING , BUT NOT
* LIMITED TO , THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED . IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT , INDIRECT ,
* INCIDENTAL , SPECIAL , EXEMPLARY , OR CONSEQUENTIAL DAMAGES ( INCLUDING ,
* BUT NOT LIMITED TO , PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES ; LOSS
* OF USE , DATA , OR PROFITS ; OR BUSINESS INTERRUPTION ) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY , WHETHER IN CONTRACT , STRICT LIABILITY ,
* OR TORT ( INCLUDING NEGLIGENCE OR OTHERWISE ) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE , EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE .
*/
#include <dlfcn.h>
#include <stdlib.h>
#include <gtest/gtest.h>
#include <android-base/silent_death_test.h>
#include <android-base/test_utils.h>
using HwasanDeathTest = SilentDeathTest;
#ifdef HWASAN_TEST_STATIC
#define MAYBE_DlopenAbsolutePath DISABLED_DlopenAbsolutePath
// TODO(fmayer): figure out why uaf is misclassified as out of bounds for
// static executables.
#define MAYBE_UseAfterFree DISABLED_UseAfterFree
#else
#define MAYBE_DlopenAbsolutePath DlopenAbsolutePath
#define MAYBE_UseAfterFree UseAfterFree
#endif
TEST_F(HwasanDeathTest, MAYBE_UseAfterFree) {
EXPECT_DEATH(
{
void * m = malloc(1 );
volatile char * x = const_cast <volatile char *>(reinterpret_cast <char *>(m));
*x = 1 ;
free(m);
*x = 2 ;
},
"use-after-free" );
}
TEST_F(HwasanDeathTest, OutOfBounds) {
EXPECT_DEATH(
{
void * m = malloc(1 );
volatile char * x = const_cast <volatile char *>(reinterpret_cast <char *>(m));
x[1 ] = 1 ;
},
"buffer-overflow" );
}
// Check whether dlopen of /foo/bar.so checks /foo/hwasan/bar.so first.
TEST(HwasanTest, MAYBE_DlopenAbsolutePath) {
std::string path = android::base::GetExecutableDirectory() + "/libtest_simple_hwasan.so" ;
ASSERT_EQ(0 , access(path.c_str(), F_OK)); // Verify test setup.
std::string hwasan_path =
android::base::GetExecutableDirectory() + "/hwasan/libtest_simple_hwasan.so" ;
ASSERT_EQ(0 , access(hwasan_path.c_str(), F_OK)); // Verify test setup.
void * handle = dlopen(path.c_str(), RTLD_NOW);
ASSERT_TRUE(handle != nullptr);
uint32_t* compiled_with_hwasan =
reinterpret_cast <uint32_t*>(dlsym(handle, "dlopen_testlib_compiled_with_hwasan" ));
EXPECT_TRUE(*compiled_with_hwasan);
dlclose(handle);
}
TEST(HwasanTest, IsRunningWithHWasan) {
EXPECT_TRUE(android::base::running_with_hwasan());
}
Messung V0.5 in Prozent C=92 H=93 G=92
¤ Dauer der Verarbeitung: 0.0 Sekunden
(vorverarbeitet am 2026-06-28)
¤
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