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Merge "[DO NOT MERGE] Throw exception if slot has invalid offset" into mnc-dev

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This commit is contained in:
Fyodor Kupolov
2017-03-10 01:49:54 +00:00
committed by Android (Google) Code Review
parent 9d2914436f 3b3f08e68f
commit d2699d009b
1 changed files with 8 additions and 0 deletions
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8
core/jni/android_database_CursorWindow.cpp
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@@ -182,6 +182,10 @@ static jbyteArray nativeGetBlob(JNIEnv* env, jclass clazz, jlong windowPtr,
if (type == CursorWindow::FIELD_TYPE_BLOB || type == CursorWindow::FIELD_TYPE_STRING) {
size_t size;
const void* value = window->getFieldSlotValueBlob(fieldSlot, &size);
if (!value) {
throw_sqlite3_exception(env, "Native could not read blob slot");
return NULL;
}
jbyteArray byteArray = env->NewByteArray(size);
if (!byteArray) {
env->ExceptionClear();
@@ -217,6 +221,10 @@ static jstring nativeGetString(JNIEnv* env, jclass clazz, jlong windowPtr,
if (type == CursorWindow::FIELD_TYPE_STRING) {
size_t sizeIncludingNull;
const char* value = window->getFieldSlotValueString(fieldSlot, &sizeIncludingNull);
if (!value) {
throw_sqlite3_exception(env, "Native could not read string slot");
return NULL;
}
if (sizeIncludingNull <= 1) {
return gEmptyString;
}