bionic/tests/fortify1_test.cpp
Nick Kralevich 78d6d9888c libc: upgrade sprintf to _FORTIFY_SOURCE=2
Upgrade sprintf to fortify_source level 2, to catch
additional security bugs.

Change-Id: Ibc957d65e4cb96152de84b3745a04e00fa22659e
2013-04-29 16:41:54 -07:00

63 lines
2.1 KiB
C++

/*
* Copyright (C) 2013 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.
*/
#undef _FORTIFY_SOURCE
#define _FORTIFY_SOURCE 1
#include <gtest/gtest.h>
#include <string.h>
#if __BIONIC__
// We have to say "DeathTest" here so gtest knows to run this test (which exits)
// in its own process.
TEST(Fortify1_DeathTest, strcpy_fortified) {
::testing::FLAGS_gtest_death_test_style = "threadsafe";
char buf[10];
char *orig = strdup("0123456789");
ASSERT_EXIT(strcpy(buf, orig), testing::KilledBySignal(SIGSEGV), "");
free(orig);
}
TEST(Fortify1_DeathTest, strlen_fortified) {
::testing::FLAGS_gtest_death_test_style = "threadsafe";
char buf[10];
memcpy(buf, "0123456789", sizeof(buf));
ASSERT_EXIT(printf("%d", strlen(buf)), testing::KilledBySignal(SIGSEGV), "");
}
TEST(Fortify1_DeathTest, strchr_fortified) {
::testing::FLAGS_gtest_death_test_style = "threadsafe";
char buf[10];
memcpy(buf, "0123456789", sizeof(buf));
ASSERT_EXIT(printf("%s", strchr(buf, 'a')), testing::KilledBySignal(SIGSEGV), "");
}
TEST(Fortify1_DeathTest, strrchr_fortified) {
::testing::FLAGS_gtest_death_test_style = "threadsafe";
char buf[10];
memcpy(buf, "0123456789", sizeof(buf));
ASSERT_EXIT(printf("%s", strrchr(buf, 'a')), testing::KilledBySignal(SIGSEGV), "");
}
#endif
TEST(Fortify1_DeathTest, sprintf_fortified) {
::testing::FLAGS_gtest_death_test_style = "threadsafe";
char buf[10];
char source_buf[15];
memcpy(source_buf, "12345678901234", 15);
ASSERT_EXIT(sprintf(buf, "%s", source_buf), testing::KilledBySignal(SIGSEGV), "");
}