--- a/src/java.base/share/native/libjava/ObjectOutputStream.c Fri Sep 20 10:23:40 2019 -0400
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,181 +0,0 @@
-/*
- * Copyright (c) 1999, 2013, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation. Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-
-#include "jni_util.h"
-#include "jdk_util.h"
-
-#include "java_lang_Float.h"
-#include "java_lang_Double.h"
-#include "java_io_ObjectOutputStream.h"
-
-/*
- * Class: java_io_ObjectOutputStream
- * Method: floatsToBytes
- * Signature: ([FI[BII)V
- *
- * Convert nfloats float values to their byte representations. Float values
- * are read from array src starting at offset srcpos and written to array
- * dst starting at offset dstpos.
- */
-JNIEXPORT void JNICALL
-Java_java_io_ObjectOutputStream_floatsToBytes(JNIEnv *env,
- jclass this,
- jfloatArray src,
- jint srcpos,
- jbyteArray dst,
- jint dstpos,
- jint nfloats)
-{
- union {
- int i;
- float f;
- } u;
- jfloat *floats;
- jbyte *bytes;
- jsize srcend;
- jint ival;
- float fval;
-
- if (nfloats == 0)
- return;
-
- /* fetch source array */
- if (src == NULL) {
- JNU_ThrowNullPointerException(env, NULL);
- return;
- }
- floats = (*env)->GetPrimitiveArrayCritical(env, src, NULL);
- if (floats == NULL) /* exception thrown */
- return;
-
- /* fetch dest array */
- if (dst == NULL) {
- (*env)->ReleasePrimitiveArrayCritical(env, src, floats, JNI_ABORT);
- JNU_ThrowNullPointerException(env, NULL);
- return;
- }
- bytes = (*env)->GetPrimitiveArrayCritical(env, dst, NULL);
- if (bytes == NULL) { /* exception thrown */
- (*env)->ReleasePrimitiveArrayCritical(env, src, floats, JNI_ABORT);
- return;
- }
-
- /* do conversion */
- srcend = srcpos + nfloats;
- for ( ; srcpos < srcend; srcpos++) {
- fval = (float) floats[srcpos];
- if (ISNANF(fval)) { /* collapse NaNs */
- ival = 0x7fc00000;
- } else {
- u.f = fval;
- ival = (jint) u.i;
- }
- bytes[dstpos++] = (ival >> 24) & 0xFF;
- bytes[dstpos++] = (ival >> 16) & 0xFF;
- bytes[dstpos++] = (ival >> 8) & 0xFF;
- bytes[dstpos++] = (ival >> 0) & 0xFF;
- }
-
- (*env)->ReleasePrimitiveArrayCritical(env, src, floats, JNI_ABORT);
- (*env)->ReleasePrimitiveArrayCritical(env, dst, bytes, 0);
-}
-
-/*
- * Class: java_io_ObjectOutputStream
- * Method: doublesToBytes
- * Signature: ([DI[BII)V
- *
- * Convert ndoubles double values to their byte representations. Double
- * values are read from array src starting at offset srcpos and written to
- * array dst starting at offset dstpos.
- */
-JNIEXPORT void JNICALL
-Java_java_io_ObjectOutputStream_doublesToBytes(JNIEnv *env,
- jclass this,
- jdoubleArray src,
- jint srcpos,
- jbyteArray dst,
- jint dstpos,
- jint ndoubles)
-{
- union {
- jlong l;
- double d;
- } u;
- jdouble *doubles;
- jbyte *bytes;
- jsize srcend;
- jdouble dval;
- jlong lval;
-
- if (ndoubles == 0)
- return;
-
- /* fetch source array */
- if (src == NULL) {
- JNU_ThrowNullPointerException(env, NULL);
- return;
- }
- doubles = (*env)->GetPrimitiveArrayCritical(env, src, NULL);
- if (doubles == NULL) /* exception thrown */
- return;
-
- /* fetch dest array */
- if (dst == NULL) {
- (*env)->ReleasePrimitiveArrayCritical(env, src, doubles, JNI_ABORT);
- JNU_ThrowNullPointerException(env, NULL);
- return;
- }
- bytes = (*env)->GetPrimitiveArrayCritical(env, dst, NULL);
- if (bytes == NULL) { /* exception thrown */
- (*env)->ReleasePrimitiveArrayCritical(env, src, doubles, JNI_ABORT);
- return;
- }
-
- /* do conversion */
- srcend = srcpos + ndoubles;
- for ( ; srcpos < srcend; srcpos++) {
- dval = doubles[srcpos];
- if (ISNAND((double) dval)) { /* collapse NaNs */
- lval = jint_to_jlong(0x7ff80000);
- lval = jlong_shl(lval, 32);
- } else {
- jdouble_to_jlong_bits(&dval);
- u.d = (double) dval;
- lval = u.l;
- }
- bytes[dstpos++] = (lval >> 56) & 0xFF;
- bytes[dstpos++] = (lval >> 48) & 0xFF;
- bytes[dstpos++] = (lval >> 40) & 0xFF;
- bytes[dstpos++] = (lval >> 32) & 0xFF;
- bytes[dstpos++] = (lval >> 24) & 0xFF;
- bytes[dstpos++] = (lval >> 16) & 0xFF;
- bytes[dstpos++] = (lval >> 8) & 0xFF;
- bytes[dstpos++] = (lval >> 0) & 0xFF;
- }
-
- (*env)->ReleasePrimitiveArrayCritical(env, src, doubles, JNI_ABORT);
- (*env)->ReleasePrimitiveArrayCritical(env, dst, bytes, 0);
-}