src/share/native/java/util/zip/Deflater.c
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@@ -127,38 +127,32 @@
jbyte *out_buf;
int res;
if ((*env)->GetBooleanField(env, this, setParamsID)) {
int level = (*env)->GetIntField(env, this, levelID);
int strategy = (*env)->GetIntField(env, this, strategyID);
-
- in_buf = (jbyte *) malloc(this_len);
- if (in_buf == 0) {
+ in_buf = (*env)->GetPrimitiveArrayCritical(env, this_buf, 0);
+ if (in_buf == NULL) {
// Throw OOME only when length is not zero
if (this_len != 0)
JNU_ThrowOutOfMemoryError(env, 0);
return 0;
}
- (*env)->GetByteArrayRegion(env, this_buf, this_off, this_len, in_buf);
- out_buf = (jbyte *) malloc(len);
- if (out_buf == 0) {
- free(in_buf);
+ out_buf = (*env)->GetPrimitiveArrayCritical(env, b, 0);
+ if (out_buf == NULL) {
+ (*env)->ReleasePrimitiveArrayCritical(env, this_buf, in_buf, 0);
if (len != 0)
JNU_ThrowOutOfMemoryError(env, 0);
return 0;
}
- strm->next_in = (Bytef *) in_buf;
- strm->next_out = (Bytef *) out_buf;
+ strm->next_in = (Bytef *) (in_buf + this_off);
+ strm->next_out = (Bytef *) (out_buf + off);
strm->avail_in = this_len;
strm->avail_out = len;
res = deflateParams(strm, level, strategy);
-
- if (res == Z_OK) {
- (*env)->SetByteArrayRegion(env, b, off, len - strm->avail_out, out_buf);
- }
- free(out_buf);
- free(in_buf);
+ (*env)->ReleasePrimitiveArrayCritical(env, b, out_buf, 0);
+ (*env)->ReleasePrimitiveArrayCritical(env, this_buf, in_buf, 0);
switch (res) {
case Z_OK:
(*env)->SetBooleanField(env, this, setParamsID, JNI_FALSE);
this_off += this_len - strm->avail_in;
@@ -172,37 +166,32 @@
JNU_ThrowInternalError(env, strm->msg);
return 0;
}
} else {
jboolean finish = (*env)->GetBooleanField(env, this, finishID);
- in_buf = (jbyte *) malloc(this_len);
- if (in_buf == 0) {
+ in_buf = (*env)->GetPrimitiveArrayCritical(env, this_buf, 0);
+ if (in_buf == NULL) {
if (this_len != 0)
JNU_ThrowOutOfMemoryError(env, 0);
return 0;
}
- (*env)->GetByteArrayRegion(env, this_buf, this_off, this_len, in_buf);
-
- out_buf = (jbyte *) malloc(len);
- if (out_buf == 0) {
- free(in_buf);
+ out_buf = (*env)->GetPrimitiveArrayCritical(env, b, 0);
+ if (out_buf == NULL) {
+ (*env)->ReleasePrimitiveArrayCritical(env, this_buf, in_buf, 0);
if (len != 0)
JNU_ThrowOutOfMemoryError(env, 0);
+
return 0;
}
- strm->next_in = (Bytef *) in_buf;
- strm->next_out = (Bytef *) out_buf;
+ strm->next_in = (Bytef *) (in_buf + this_off);
+ strm->next_out = (Bytef *) (out_buf + off);
strm->avail_in = this_len;
strm->avail_out = len;
res = deflate(strm, finish ? Z_FINISH : flush);
-
- if (res == Z_STREAM_END || res == Z_OK) {
- (*env)->SetByteArrayRegion(env, b, off, len - strm->avail_out, out_buf);
- }
- free(out_buf);
- free(in_buf);
+ (*env)->ReleasePrimitiveArrayCritical(env, b, out_buf, 0);
+ (*env)->ReleasePrimitiveArrayCritical(env, this_buf, in_buf, 0);
switch (res) {
case Z_STREAM_END:
(*env)->SetBooleanField(env, this, finishedID, JNI_TRUE);
/* fall through */