procyberian/gcc
2
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

jni.cc (_Jv_JNI_GetPrimitiveArrayRegion): Fixed bounds checking.

Browse source 
* jni.cc (_Jv_JNI_GetPrimitiveArrayRegion): Fixed bounds
	checking.
	(_Jv_JNI_SetPrimitiveArrayRegion): Likewise.

From-SVN: r41634
This commit is contained in:
Tom Tromey 2001-04-27 16:09:54 +00:00
parent 09efa46f6a
commit 55cc31c086
2 changed files with 17 additions and 5 deletions
Download patch file Download diff file Expand all files Collapse all files

14
libjava/jni.cc
View file

@ -1364,7 +1364,9 @@ _Jv_JNI_GetPrimitiveArrayRegion (JNIEnv *env, JArray<T> *array,
jsize start, jsize len,
T *buf)
{
if (start < 0 || len >= array->length || start + len >= array->length)
// The cast to unsigned lets us save a comparison.
if (start < 0 || len < 0
|| (unsigned long) (start + len) >= (unsigned long) array->length)
{
try
{
@ -1389,7 +1391,9 @@ static void
_Jv_JNI_SetPrimitiveArrayRegion (JNIEnv *env, JArray<T> *array,
jsize start, jsize len, T *buf)
{
if (start < 0 || len >= array->length || start + len >= array->length)
// The cast to unsigned lets us save a comparison.
if (start < 0 || len < 0
|| (unsigned long) (start + len) >= (unsigned long) array->length)
{
try
{
@ -1432,7 +1436,8 @@ _Jv_JNI_MonitorEnter (JNIEnv *env, jobject obj)
{
try
{
return _Jv_MonitorEnter (obj);
_Jv_MonitorEnter (obj);
return 0;
}
catch (jthrowable t)
{
@ -1446,7 +1451,8 @@ _Jv_JNI_MonitorExit (JNIEnv *env, jobject obj)
{
try
{
return _Jv_MonitorExit (obj);
_Jv_MonitorExit (obj);
return 0;
}
catch (jthrowable t)
{