| /* |
| * 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. |
| */ |
| |
| #include <gtest/gtest.h> |
| #include <string.h> |
| #include <stdarg.h> |
| #include <sys/types.h> |
| #include <sys/stat.h> |
| |
| // We have to say "DeathTest" here so gtest knows to run this test (which exits) |
| // in its own process. Unfortunately, the C preprocessor doesn't give us an |
| // easy way to concatenate strings, so we need to use the complicated method |
| // below. *sigh* |
| #define DEATHTEST_PASTER(name) name##_DeathTest |
| #define DEATHTEST_EVALUATOR(name) DEATHTEST_PASTER(name) |
| #define DEATHTEST DEATHTEST_EVALUATOR(TEST_NAME) |
| |
| #if defined(_FORTIFY_SOURCE) && _FORTIFY_SOURCE == 2 |
| struct foo { |
| char empty[0]; |
| char one[1]; |
| char a[10]; |
| char b[10]; |
| }; |
| |
| #ifndef __clang__ |
| // This test is disabled in clang because clang doesn't properly detect |
| // this buffer overflow. TODO: Fix clang. |
| TEST(DEATHTEST, strncpy_fortified2) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| foo myfoo; |
| int copy_amt = atoi("11"); |
| ASSERT_EXIT(strncpy(myfoo.a, "01234567890", copy_amt), |
| testing::KilledBySignal(SIGABRT), ""); |
| } |
| #endif |
| |
| #ifndef __clang__ |
| // This test is disabled in clang because clang doesn't properly detect |
| // this buffer overflow. TODO: Fix clang. |
| TEST(DEATHTEST, sprintf_fortified2) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| foo myfoo; |
| char source_buf[15]; |
| memcpy(source_buf, "12345678901234", 15); |
| ASSERT_EXIT(sprintf(myfoo.a, "%s", source_buf), |
| testing::KilledBySignal(SIGABRT), ""); |
| } |
| #endif |
| |
| #ifndef __clang__ |
| // This test is disabled in clang because clang doesn't properly detect |
| // this buffer overflow. TODO: Fix clang. |
| TEST(DEATHTEST, sprintf2_fortified2) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| foo myfoo; |
| ASSERT_EXIT(sprintf(myfoo.a, "0123456789"), |
| testing::KilledBySignal(SIGABRT), ""); |
| } |
| #endif |
| |
| #ifndef __clang__ |
| // These tests are disabled in clang because clang doesn't properly detect |
| // this buffer overflow. TODO: Fix clang. |
| static int vsprintf_helper2(const char *fmt, ...) { |
| foo myfoo; |
| va_list va; |
| int result; |
| |
| va_start(va, fmt); |
| result = vsprintf(myfoo.a, fmt, va); // should crash here |
| va_end(va); |
| return result; |
| } |
| |
| TEST(DEATHTEST, vsprintf_fortified2) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| ASSERT_EXIT(vsprintf_helper2("%s", "0123456789"), testing::KilledBySignal(SIGABRT), ""); |
| } |
| |
| TEST(DEATHTEST, vsprintf2_fortified2) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| ASSERT_EXIT(vsprintf_helper2("0123456789"), testing::KilledBySignal(SIGABRT), ""); |
| } |
| #endif |
| |
| #ifndef __clang__ |
| // These tests are disabled in clang because clang doesn't properly detect |
| // this buffer overflow. TODO: Fix clang. |
| static int vsnprintf_helper2(const char *fmt, ...) { |
| foo myfoo; |
| va_list va; |
| int result; |
| size_t size = atoi("11"); |
| |
| va_start(va, fmt); |
| result = vsnprintf(myfoo.a, size, fmt, va); // should crash here |
| va_end(va); |
| return result; |
| } |
| |
| TEST(DEATHTEST, vsnprintf_fortified2) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| ASSERT_EXIT(vsnprintf_helper2("%s", "0123456789"), testing::KilledBySignal(SIGABRT), ""); |
| } |
| |
| TEST(DEATHTEST, vsnprintf2_fortified2) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| ASSERT_EXIT(vsnprintf_helper2("0123456789"), testing::KilledBySignal(SIGABRT), ""); |
| } |
| #endif |
| |
| #if __BIONIC__ |
| |
| #ifndef __clang__ |
| // zero sized target with "\0" source (should fail) |
| // This test is disabled in clang because clang doesn't properly detect |
| // this buffer overflow. TODO: Fix clang. |
| TEST(DEATHTEST, strcpy_fortified2) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| foo myfoo; |
| char* src = strdup(""); |
| ASSERT_EXIT(strcpy(myfoo.empty, src), |
| testing::KilledBySignal(SIGABRT), ""); |
| free(src); |
| } |
| #endif |
| |
| #ifndef __clang__ |
| // zero sized target with longer source (should fail) |
| // This test is disabled in clang because clang doesn't properly detect |
| // this buffer overflow. TODO: Fix clang. |
| TEST(DEATHTEST, strcpy2_fortified2) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| foo myfoo; |
| char* src = strdup("1"); |
| ASSERT_EXIT(strcpy(myfoo.empty, src), |
| testing::KilledBySignal(SIGABRT), ""); |
| free(src); |
| } |
| #endif |
| |
| #ifndef __clang__ |
| // one byte target with longer source (should fail) |
| // This test is disabled in clang because clang doesn't properly detect |
| // this buffer overflow. TODO: Fix clang. |
| TEST(DEATHTEST, strcpy3_fortified2) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| foo myfoo; |
| char* src = strdup("12"); |
| ASSERT_EXIT(strcpy(myfoo.one, src), |
| testing::KilledBySignal(SIGABRT), ""); |
| free(src); |
| } |
| #endif |
| |
| #ifndef __clang__ |
| // This test is disabled in clang because clang doesn't properly detect |
| // this buffer overflow. TODO: Fix clang. |
| TEST(DEATHTEST, strchr_fortified2) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| foo myfoo; |
| memcpy(myfoo.a, "0123456789", sizeof(myfoo.a)); |
| myfoo.b[0] = '\0'; |
| ASSERT_EXIT(printf("%s", strchr(myfoo.a, 'a')), |
| testing::KilledBySignal(SIGABRT), ""); |
| } |
| #endif |
| |
| #ifndef __clang__ |
| // This test is disabled in clang because clang doesn't properly detect |
| // this buffer overflow. TODO: Fix clang. |
| TEST(DEATHTEST, strrchr_fortified2) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| foo myfoo; |
| memcpy(myfoo.a, "0123456789", 10); |
| memcpy(myfoo.b, "01234", 6); |
| ASSERT_EXIT(printf("%s", strrchr(myfoo.a, 'a')), |
| testing::KilledBySignal(SIGABRT), ""); |
| } |
| #endif |
| |
| #ifndef __clang__ |
| // This test is disabled in clang because clang doesn't properly detect |
| // this buffer overflow. TODO: Fix clang. |
| TEST(DEATHTEST, strlcpy_fortified2) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| foo myfoo; |
| strcpy(myfoo.a, "01"); |
| size_t n = strlen(myfoo.a); |
| ASSERT_EXIT(strlcpy(myfoo.one, myfoo.a, n), |
| testing::KilledBySignal(SIGABRT), ""); |
| } |
| #endif |
| |
| #ifndef __clang__ |
| // This test is disabled in clang because clang doesn't properly detect |
| // this buffer overflow. TODO: Fix clang. |
| TEST(DEATHTEST, strlcat_fortified2) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| foo myfoo; |
| strcpy(myfoo.a, "01"); |
| myfoo.one[0] = '\0'; |
| size_t n = strlen(myfoo.a); |
| ASSERT_EXIT(strlcat(myfoo.one, myfoo.a, n), |
| testing::KilledBySignal(SIGABRT), ""); |
| } |
| #endif |
| |
| #endif /* __BIONIC__ */ |
| |
| #ifndef __clang__ |
| // This test is disabled in clang because clang doesn't properly detect |
| // this buffer overflow. TODO: Fix clang. |
| TEST(DEATHTEST, strncat_fortified2) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| foo myfoo; |
| size_t n = atoi("10"); // avoid compiler optimizations |
| strncpy(myfoo.a, "012345678", n); |
| ASSERT_EXIT(strncat(myfoo.a, "9", n), testing::KilledBySignal(SIGABRT), ""); |
| } |
| #endif |
| |
| #ifndef __clang__ |
| // This test is disabled in clang because clang doesn't properly detect |
| // this buffer overflow. TODO: Fix clang. |
| TEST(DEATHTEST, strncat2_fortified2) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| foo myfoo; |
| myfoo.a[0] = '\0'; |
| size_t n = atoi("10"); // avoid compiler optimizations |
| ASSERT_EXIT(strncat(myfoo.a, "0123456789", n), testing::KilledBySignal(SIGABRT), ""); |
| } |
| #endif |
| |
| TEST(DEATHTEST, strncat3_fortified2) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| foo myfoo; |
| memcpy(myfoo.a, "0123456789", sizeof(myfoo.a)); // unterminated string |
| myfoo.b[0] = '\0'; |
| size_t n = atoi("10"); // avoid compiler optimizations |
| ASSERT_EXIT(strncat(myfoo.b, myfoo.a, n), testing::KilledBySignal(SIGABRT), ""); |
| } |
| |
| #ifndef __clang__ |
| // This test is disabled in clang because clang doesn't properly detect |
| // this buffer overflow. TODO: Fix clang. |
| TEST(DEATHTEST, strcat_fortified2) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| char src[11]; |
| strcpy(src, "0123456789"); |
| foo myfoo; |
| myfoo.a[0] = '\0'; |
| ASSERT_EXIT(strcat(myfoo.a, src), testing::KilledBySignal(SIGABRT), ""); |
| } |
| #endif |
| |
| TEST(DEATHTEST, strcat2_fortified2) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| foo myfoo; |
| memcpy(myfoo.a, "0123456789", sizeof(myfoo.a)); // unterminated string |
| myfoo.b[0] = '\0'; |
| ASSERT_EXIT(strcat(myfoo.b, myfoo.a), testing::KilledBySignal(SIGABRT), ""); |
| } |
| |
| TEST(DEATHTEST, snprintf_fortified2) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| foo myfoo; |
| strcpy(myfoo.a, "012345678"); |
| size_t n = strlen(myfoo.a) + 2; |
| ASSERT_EXIT(snprintf(myfoo.b, n, "a%s", myfoo.a), testing::KilledBySignal(SIGABRT), ""); |
| } |
| |
| TEST(DEATHTEST, bzero_fortified2) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| foo myfoo; |
| memcpy(myfoo.b, "0123456789", sizeof(myfoo.b)); |
| size_t n = atoi("11"); |
| ASSERT_EXIT(bzero(myfoo.b, n), testing::KilledBySignal(SIGABRT), ""); |
| } |
| |
| #endif /* defined(_FORTIFY_SOURCE) && _FORTIFY_SOURCE=2 */ |
| |
| #if __BIONIC__ |
| // multibyte target where we over fill (should fail) |
| TEST(DEATHTEST, strcpy_fortified) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| char buf[10]; |
| char *orig = strdup("0123456789"); |
| ASSERT_EXIT(strcpy(buf, orig), testing::KilledBySignal(SIGABRT), ""); |
| free(orig); |
| } |
| |
| // zero sized target with "\0" source (should fail) |
| TEST(DEATHTEST, strcpy2_fortified) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| char buf[0]; |
| char *orig = strdup(""); |
| ASSERT_EXIT(strcpy(buf, orig), testing::KilledBySignal(SIGABRT), ""); |
| free(orig); |
| } |
| |
| // zero sized target with longer source (should fail) |
| TEST(DEATHTEST, strcpy3_fortified) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| char buf[0]; |
| char *orig = strdup("1"); |
| ASSERT_EXIT(strcpy(buf, orig), testing::KilledBySignal(SIGABRT), ""); |
| free(orig); |
| } |
| |
| // one byte target with longer source (should fail) |
| TEST(DEATHTEST, strcpy4_fortified) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| char buf[1]; |
| char *orig = strdup("12"); |
| ASSERT_EXIT(strcpy(buf, orig), testing::KilledBySignal(SIGABRT), ""); |
| free(orig); |
| } |
| |
| TEST(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(SIGABRT), ""); |
| } |
| |
| TEST(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(SIGABRT), ""); |
| } |
| |
| TEST(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(SIGABRT), ""); |
| } |
| |
| TEST(DEATHTEST, strlcpy_fortified) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| char bufa[15]; |
| char bufb[10]; |
| strcpy(bufa, "01234567890123"); |
| size_t n = strlen(bufa); |
| ASSERT_EXIT(strlcpy(bufb, bufa, n), testing::KilledBySignal(SIGABRT), ""); |
| } |
| |
| TEST(DEATHTEST, strlcat_fortified) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| char bufa[15]; |
| char bufb[10]; |
| bufb[0] = '\0'; |
| strcpy(bufa, "01234567890123"); |
| size_t n = strlen(bufa); |
| ASSERT_EXIT(strlcat(bufb, bufa, n), testing::KilledBySignal(SIGABRT), ""); |
| } |
| |
| #endif |
| |
| TEST(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(SIGABRT), ""); |
| } |
| |
| TEST(DEATHTEST, sprintf2_fortified) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| char buf[5]; |
| ASSERT_EXIT(sprintf(buf, "aaaaa"), testing::KilledBySignal(SIGABRT), ""); |
| } |
| |
| static int vsprintf_helper(const char *fmt, ...) { |
| char buf[10]; |
| va_list va; |
| int result; |
| |
| va_start(va, fmt); |
| result = vsprintf(buf, fmt, va); // should crash here |
| va_end(va); |
| return result; |
| } |
| |
| TEST(DEATHTEST, vsprintf_fortified) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| ASSERT_EXIT(vsprintf_helper("%s", "0123456789"), testing::KilledBySignal(SIGABRT), ""); |
| } |
| |
| TEST(DEATHTEST, vsprintf2_fortified) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| ASSERT_EXIT(vsprintf_helper("0123456789"), testing::KilledBySignal(SIGABRT), ""); |
| } |
| |
| static int vsnprintf_helper(const char *fmt, ...) { |
| char buf[10]; |
| va_list va; |
| int result; |
| size_t size = atoi("11"); |
| |
| va_start(va, fmt); |
| result = vsnprintf(buf, size, fmt, va); // should crash here |
| va_end(va); |
| return result; |
| } |
| |
| TEST(DEATHTEST, vsnprintf_fortified) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| ASSERT_EXIT(vsnprintf_helper("%s", "0123456789"), testing::KilledBySignal(SIGABRT), ""); |
| } |
| |
| TEST(DEATHTEST, vsnprintf2_fortified) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| ASSERT_EXIT(vsnprintf_helper("0123456789"), testing::KilledBySignal(SIGABRT), ""); |
| } |
| |
| TEST(DEATHTEST, strncat_fortified) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| char buf[10]; |
| size_t n = atoi("10"); // avoid compiler optimizations |
| strncpy(buf, "012345678", n); |
| ASSERT_EXIT(strncat(buf, "9", n), testing::KilledBySignal(SIGABRT), ""); |
| } |
| |
| TEST(DEATHTEST, strncat2_fortified) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| char buf[10]; |
| buf[0] = '\0'; |
| size_t n = atoi("10"); // avoid compiler optimizations |
| ASSERT_EXIT(strncat(buf, "0123456789", n), testing::KilledBySignal(SIGABRT), ""); |
| } |
| |
| TEST(DEATHTEST, strcat_fortified) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| char src[11]; |
| strcpy(src, "0123456789"); |
| char buf[10]; |
| buf[0] = '\0'; |
| ASSERT_EXIT(strcat(buf, src), testing::KilledBySignal(SIGABRT), ""); |
| } |
| |
| TEST(DEATHTEST, memmove_fortified) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| char buf[20]; |
| strcpy(buf, "0123456789"); |
| size_t n = atoi("10"); |
| ASSERT_EXIT(memmove(buf + 11, buf, n), testing::KilledBySignal(SIGABRT), ""); |
| } |
| |
| TEST(DEATHTEST, memcpy_fortified) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| char bufa[10]; |
| char bufb[10]; |
| strcpy(bufa, "012345678"); |
| size_t n = atoi("11"); |
| ASSERT_EXIT(memcpy(bufb, bufa, n), testing::KilledBySignal(SIGABRT), ""); |
| } |
| |
| TEST(DEATHTEST, strncpy_fortified) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| char bufa[15]; |
| char bufb[10]; |
| strcpy(bufa, "01234567890123"); |
| size_t n = strlen(bufa); |
| ASSERT_EXIT(strncpy(bufb, bufa, n), testing::KilledBySignal(SIGABRT), ""); |
| } |
| |
| TEST(DEATHTEST, snprintf_fortified) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| char bufa[15]; |
| char bufb[10]; |
| strcpy(bufa, "0123456789"); |
| size_t n = strlen(bufa) + 1; |
| ASSERT_EXIT(snprintf(bufb, n, "%s", bufa), testing::KilledBySignal(SIGABRT), ""); |
| } |
| |
| TEST(DEATHTEST, bzero_fortified) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| char buf[10]; |
| memcpy(buf, "0123456789", sizeof(buf)); |
| size_t n = atoi("11"); |
| ASSERT_EXIT(bzero(buf, n), testing::KilledBySignal(SIGABRT), ""); |
| } |
| |
| TEST(DEATHTEST, umask_fortified) { |
| ::testing::FLAGS_gtest_death_test_style = "threadsafe"; |
| mode_t mask = atoi("1023"); // 01777 in octal |
| ASSERT_EXIT(umask(mask), testing::KilledBySignal(SIGABRT), ""); |
| } |
| |
| extern "C" char* __strncat_chk(char*, const char*, size_t, size_t); |
| extern "C" char* __strcat_chk(char*, const char*, size_t); |
| |
| TEST(TEST_NAME, strncat) { |
| char buf[10]; |
| memset(buf, 'A', sizeof(buf)); |
| buf[0] = 'a'; |
| buf[1] = '\0'; |
| char* res = __strncat_chk(buf, "01234", sizeof(buf) - strlen(buf) - 1, sizeof(buf)); |
| ASSERT_EQ(buf, res); |
| ASSERT_EQ('a', buf[0]); |
| ASSERT_EQ('0', buf[1]); |
| ASSERT_EQ('1', buf[2]); |
| ASSERT_EQ('2', buf[3]); |
| ASSERT_EQ('3', buf[4]); |
| ASSERT_EQ('4', buf[5]); |
| ASSERT_EQ('\0', buf[6]); |
| ASSERT_EQ('A', buf[7]); |
| ASSERT_EQ('A', buf[8]); |
| ASSERT_EQ('A', buf[9]); |
| } |
| |
| TEST(TEST_NAME, strncat2) { |
| char buf[10]; |
| memset(buf, 'A', sizeof(buf)); |
| buf[0] = 'a'; |
| buf[1] = '\0'; |
| char* res = __strncat_chk(buf, "0123456789", 5, sizeof(buf)); |
| ASSERT_EQ(buf, res); |
| ASSERT_EQ('a', buf[0]); |
| ASSERT_EQ('0', buf[1]); |
| ASSERT_EQ('1', buf[2]); |
| ASSERT_EQ('2', buf[3]); |
| ASSERT_EQ('3', buf[4]); |
| ASSERT_EQ('4', buf[5]); |
| ASSERT_EQ('\0', buf[6]); |
| ASSERT_EQ('A', buf[7]); |
| ASSERT_EQ('A', buf[8]); |
| ASSERT_EQ('A', buf[9]); |
| } |
| |
| TEST(TEST_NAME, strncat3) { |
| char buf[10]; |
| memset(buf, 'A', sizeof(buf)); |
| buf[0] = '\0'; |
| char* res = __strncat_chk(buf, "0123456789", 5, sizeof(buf)); |
| ASSERT_EQ(buf, res); |
| ASSERT_EQ('0', buf[0]); |
| ASSERT_EQ('1', buf[1]); |
| ASSERT_EQ('2', buf[2]); |
| ASSERT_EQ('3', buf[3]); |
| ASSERT_EQ('4', buf[4]); |
| ASSERT_EQ('\0', buf[5]); |
| ASSERT_EQ('A', buf[6]); |
| ASSERT_EQ('A', buf[7]); |
| ASSERT_EQ('A', buf[8]); |
| ASSERT_EQ('A', buf[9]); |
| } |
| |
| TEST(TEST_NAME, strncat4) { |
| char buf[10]; |
| memset(buf, 'A', sizeof(buf)); |
| buf[9] = '\0'; |
| char* res = __strncat_chk(buf, "", 5, sizeof(buf)); |
| ASSERT_EQ(buf, res); |
| ASSERT_EQ('A', buf[0]); |
| ASSERT_EQ('A', buf[1]); |
| ASSERT_EQ('A', buf[2]); |
| ASSERT_EQ('A', buf[3]); |
| ASSERT_EQ('A', buf[4]); |
| ASSERT_EQ('A', buf[5]); |
| ASSERT_EQ('A', buf[6]); |
| ASSERT_EQ('A', buf[7]); |
| ASSERT_EQ('A', buf[8]); |
| ASSERT_EQ('\0', buf[9]); |
| } |
| |
| TEST(TEST_NAME, strncat5) { |
| char buf[10]; |
| memset(buf, 'A', sizeof(buf)); |
| buf[0] = 'a'; |
| buf[1] = '\0'; |
| char* res = __strncat_chk(buf, "01234567", 8, sizeof(buf)); |
| ASSERT_EQ(buf, res); |
| ASSERT_EQ('a', buf[0]); |
| ASSERT_EQ('0', buf[1]); |
| ASSERT_EQ('1', buf[2]); |
| ASSERT_EQ('2', buf[3]); |
| ASSERT_EQ('3', buf[4]); |
| ASSERT_EQ('4', buf[5]); |
| ASSERT_EQ('5', buf[6]); |
| ASSERT_EQ('6', buf[7]); |
| ASSERT_EQ('7', buf[8]); |
| ASSERT_EQ('\0', buf[9]); |
| } |
| |
| TEST(TEST_NAME, strncat6) { |
| char buf[10]; |
| memset(buf, 'A', sizeof(buf)); |
| buf[0] = 'a'; |
| buf[1] = '\0'; |
| char* res = __strncat_chk(buf, "01234567", 9, sizeof(buf)); |
| ASSERT_EQ(buf, res); |
| ASSERT_EQ('a', buf[0]); |
| ASSERT_EQ('0', buf[1]); |
| ASSERT_EQ('1', buf[2]); |
| ASSERT_EQ('2', buf[3]); |
| ASSERT_EQ('3', buf[4]); |
| ASSERT_EQ('4', buf[5]); |
| ASSERT_EQ('5', buf[6]); |
| ASSERT_EQ('6', buf[7]); |
| ASSERT_EQ('7', buf[8]); |
| ASSERT_EQ('\0', buf[9]); |
| } |
| |
| |
| TEST(TEST_NAME, strcat) { |
| char buf[10]; |
| memset(buf, 'A', sizeof(buf)); |
| buf[0] = 'a'; |
| buf[1] = '\0'; |
| char* res = __strcat_chk(buf, "01234", sizeof(buf)); |
| ASSERT_EQ(buf, res); |
| ASSERT_EQ('a', buf[0]); |
| ASSERT_EQ('0', buf[1]); |
| ASSERT_EQ('1', buf[2]); |
| ASSERT_EQ('2', buf[3]); |
| ASSERT_EQ('3', buf[4]); |
| ASSERT_EQ('4', buf[5]); |
| ASSERT_EQ('\0', buf[6]); |
| ASSERT_EQ('A', buf[7]); |
| ASSERT_EQ('A', buf[8]); |
| ASSERT_EQ('A', buf[9]); |
| } |
| |
| TEST(TEST_NAME, strcat2) { |
| char buf[10]; |
| memset(buf, 'A', sizeof(buf)); |
| buf[0] = 'a'; |
| buf[1] = '\0'; |
| char* res = __strcat_chk(buf, "01234567", sizeof(buf)); |
| ASSERT_EQ(buf, res); |
| ASSERT_EQ('a', buf[0]); |
| ASSERT_EQ('0', buf[1]); |
| ASSERT_EQ('1', buf[2]); |
| ASSERT_EQ('2', buf[3]); |
| ASSERT_EQ('3', buf[4]); |
| ASSERT_EQ('4', buf[5]); |
| ASSERT_EQ('5', buf[6]); |
| ASSERT_EQ('6', buf[7]); |
| ASSERT_EQ('7', buf[8]); |
| ASSERT_EQ('\0', buf[9]); |
| } |