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Merge "jni: more O_CLOEXECs"

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am: 0bd511611e

Change-Id: Id9eabfa92a488dbf7a27108aff8101d602e1adc9
This commit is contained in:
Nick Kralevich
2019-01-28 20:31:59 -08:00
committed by android-build-merger
parent b478bb25ac 0bd511611e
commit c37cf98395
12 changed files with 13 additions and 13 deletions
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2
core/jni/android/graphics/BitmapFactory.cpp
View File

@@ -551,7 +551,7 @@ static jobject nativeDecodeFileDescriptor(JNIEnv* env, jobject clazz, jobject fi
// if we only close the file descriptor and not the file object it is used to
// create. If we don't explicitly clean up the file (which in turn closes the
// descriptor) the buffers allocated internally by fseek will be leaked.
int dupDescriptor = dup(descriptor);
int dupDescriptor = fcntl(descriptor, F_DUPFD_CLOEXEC, 0);
FILE* file = fdopen(dupDescriptor, "r");
if (file == NULL) {

2
core/jni/android/graphics/ImageDecoder.cpp
View File

@@ -132,7 +132,7 @@ static jobject ImageDecoder_nCreateFd(JNIEnv* env, jobject /*clazz*/,
"broken file descriptor; fstat returned -1", nullptr, source);
}
int dupDescriptor = dup(descriptor);
int dupDescriptor = fcntl(descriptor, F_DUPFD_CLOEXEC, 0);
FILE* file = fdopen(dupDescriptor, "r");
if (file == NULL) {
close(dupDescriptor);

2
core/jni/android_content_res_ApkAssets.cpp
View File

@@ -72,7 +72,7 @@ static jlong NativeLoadFromFd(JNIEnv* env, jclass /*clazz*/, jobject file_descri
return 0;
}
unique_fd dup_fd(::dup(fd));
unique_fd dup_fd(::fcntl(fd, F_DUPFD_CLOEXEC, 0));
if (dup_fd < 0) {
jniThrowIOException(env, errno);
return 0;

2
core/jni/android_ddm_DdmHandleNativeHeap.cpp
View File

@@ -54,7 +54,7 @@ struct Header {
namespace android {
static void ReadFile(const char* path, String8& s) {
int fd = open(path, O_RDONLY);
int fd = open(path, O_RDONLY | O_CLOEXEC);
if (fd != -1) {
char bytes[1024];
ssize_t byteCount;

2
core/jni/android_hardware_SerialPort.cpp
View File

@@ -134,7 +134,7 @@ android_hardware_SerialPort_open(JNIEnv *env, jobject thiz, jobject fileDescript
int fd = jniGetFDFromFileDescriptor(env, fileDescriptor);
// duplicate the file descriptor, since ParcelFileDescriptor will eventually close its copy
fd = dup(fd);
fd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
if (fd < 0) {
jniThrowException(env, "java/io/IOException", "Could not open serial port");
return;

2
core/jni/android_hardware_UsbDeviceConnection.cpp
View File

@@ -49,7 +49,7 @@ android_hardware_UsbDeviceConnection_open(JNIEnv *env, jobject thiz, jstring dev
{
int fd = jniGetFDFromFileDescriptor(env, fileDescriptor);
// duplicate the file descriptor, since ParcelFileDescriptor will eventually close its copy
fd = dup(fd);
fd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
if (fd < 0)
return JNI_FALSE;

2
core/jni/android_os_Debug.cpp
View File

@@ -943,7 +943,7 @@ static bool openFile(JNIEnv* env, jobject fileDescriptor, UniqueFile& fp)
}
/* dup() the descriptor so we don't close the original with fclose() */
int fd = dup(origFd);
int fd = fcntl(origFd, F_DUPFD_CLOEXEC, 0);
if (fd < 0) {
ALOGW("dup(%d) failed: %s\n", origFd, strerror(errno));
jniThrowRuntimeException(env, "dup() failed");

2
core/jni/android_text_Hyphenator.cpp
View File

@@ -37,7 +37,7 @@ static std::string buildFileName(const std::string& locale) {
static const uint8_t* mmapPatternFile(const std::string& locale) {
const std::string hyFilePath = buildFileName(locale);
const int fd = open(hyFilePath.c_str(), O_RDONLY);
const int fd = open(hyFilePath.c_str(), O_RDONLY | O_CLOEXEC);
if (fd == -1) {
return nullptr; // Open failed.
}

2
core/jni/android_util_Binder.cpp
View File

@@ -1158,7 +1158,7 @@ static int getprocname(pid_t pid, char *buf, size_t len) {
FILE *f;
snprintf(filename, sizeof(filename), "/proc/%d/cmdline", pid);
f = fopen(filename, "r");
f = fopen(filename, "re");
if (!f) {
*buf = '\0';
return 1;

2
core/jni/android_util_FileObserver.cpp
View File

@@ -40,7 +40,7 @@ static jmethodID method_onEvent;
static jint android_os_fileobserver_init(JNIEnv* env, jobject object)
{
#if defined(__linux__)
return (jint)inotify_init();
return (jint)inotify_init1(IN_CLOEXEC);
#else
return -1;
#endif

4
core/jni/com_android_internal_content_NativeLibraryHelper.cpp
View File

@@ -125,7 +125,7 @@ isFileDifferent(const char* filePath, uint32_t fileSize, time_t modifiedTime,
return true;
}
int fd = TEMP_FAILURE_RETRY(open(filePath, O_RDONLY));
int fd = TEMP_FAILURE_RETRY(open(filePath, O_RDONLY | O_CLOEXEC));
if (fd < 0) {
ALOGV("Couldn't open file %s: %s", filePath, strerror(errno));
return true;
@@ -565,7 +565,7 @@ com_android_internal_content_NativeLibraryHelper_openApkFd(JNIEnv *env, jclass,
return 0;
}
int dupedFd = dup(fd);
int dupedFd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
if (dupedFd == -1) {
jniThrowExceptionFmt(env, "java/lang/IllegalArgumentException",
"Failed to dup FileDescriptor: %s", strerror(errno));

2
core/jni/com_android_internal_net_NetworkStatsFactory.cpp
View File

@@ -95,7 +95,7 @@ static jlongArray get_long_array(JNIEnv* env, jobject obj, jfieldID field, int s
static int legacyReadNetworkStatsDetail(std::vector<stats_line>* lines,
const std::vector<std::string>& limitIfaces,
int limitTag, int limitUid, const char* path) {
FILE* fp = fopen(path, "r");
FILE* fp = fopen(path, "re");
if (fp == NULL) {
return -1;
}