8187443: Forest Consolidation: Move files to unified layout

Reviewed-by: darcy, ihse

src/java.base/share/native/libzip/Inflater.c

@@ -0,0 +1,206 @@
+/*
+ * Copyright (c) 1997, 2014, 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.
+ */
+
+/*
+ * Native method support for java.util.zip.Inflater
+ */
+
+#include <stddef.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <errno.h>
+#include <string.h>
+#include "jlong.h"
+#include "jni.h"
+#include "jvm.h"
+#include "jni_util.h"
+#include <zlib.h>
+#include "java_util_zip_Inflater.h"
+
+#define ThrowDataFormatException(env, msg) \
+        JNU_ThrowByName(env, "java/util/zip/DataFormatException", msg)
+
+static jfieldID needDictID;
+static jfieldID finishedID;
+static jfieldID bufID, offID, lenID;
+
+JNIEXPORT void JNICALL
+Java_java_util_zip_Inflater_initIDs(JNIEnv *env, jclass cls)
+{
+    needDictID = (*env)->GetFieldID(env, cls, "needDict", "Z");
+    CHECK_NULL(needDictID);
+    finishedID = (*env)->GetFieldID(env, cls, "finished", "Z");
+    CHECK_NULL(finishedID);
+    bufID = (*env)->GetFieldID(env, cls, "buf", "[B");
+    CHECK_NULL(bufID);
+    offID = (*env)->GetFieldID(env, cls, "off", "I");
+    CHECK_NULL(offID);
+    lenID = (*env)->GetFieldID(env, cls, "len", "I");
+    CHECK_NULL(lenID);
+}
+
+JNIEXPORT jlong JNICALL
+Java_java_util_zip_Inflater_init(JNIEnv *env, jclass cls, jboolean nowrap)
+{
+    z_stream *strm = calloc(1, sizeof(z_stream));
+
+    if (strm == NULL) {
+        JNU_ThrowOutOfMemoryError(env, 0);
+        return jlong_zero;
+    } else {
+        const char *msg;
+        int ret = inflateInit2(strm, nowrap ? -MAX_WBITS : MAX_WBITS);
+        switch (ret) {
+          case Z_OK:
+            return ptr_to_jlong(strm);
+          case Z_MEM_ERROR:
+            free(strm);
+            JNU_ThrowOutOfMemoryError(env, 0);
+            return jlong_zero;
+          default:
+            msg = ((strm->msg != NULL) ? strm->msg :
+                   (ret == Z_VERSION_ERROR) ?
+                   "zlib returned Z_VERSION_ERROR: "
+                   "compile time and runtime zlib implementations differ" :
+                   (ret == Z_STREAM_ERROR) ?
+                   "inflateInit2 returned Z_STREAM_ERROR" :
+                   "unknown error initializing zlib library");
+            free(strm);
+            JNU_ThrowInternalError(env, msg);
+            return jlong_zero;
+        }
+    }
+}
+
+JNIEXPORT void JNICALL
+Java_java_util_zip_Inflater_setDictionary(JNIEnv *env, jclass cls, jlong addr,
+                                          jarray b, jint off, jint len)
+{
+    Bytef *buf = (*env)->GetPrimitiveArrayCritical(env, b, 0);
+    int res;
+    if (buf == 0) /* out of memory */
+        return;
+    res = inflateSetDictionary(jlong_to_ptr(addr), buf + off, len);
+    (*env)->ReleasePrimitiveArrayCritical(env, b, buf, 0);
+    switch (res) {
+    case Z_OK:
+        break;
+    case Z_STREAM_ERROR:
+    case Z_DATA_ERROR:
+        JNU_ThrowIllegalArgumentException(env, ((z_stream *)jlong_to_ptr(addr))->msg);
+        break;
+    default:
+        JNU_ThrowInternalError(env, ((z_stream *)jlong_to_ptr(addr))->msg);
+        break;
+    }
+}
+
+JNIEXPORT jint JNICALL
+Java_java_util_zip_Inflater_inflateBytes(JNIEnv *env, jobject this, jlong addr,
+                                         jarray b, jint off, jint len)
+{
+    z_stream *strm = jlong_to_ptr(addr);
+    jarray this_buf = (jarray)(*env)->GetObjectField(env, this, bufID);
+    jint this_off = (*env)->GetIntField(env, this, offID);
+    jint this_len = (*env)->GetIntField(env, this, lenID);
+
+    jbyte *in_buf;
+    jbyte *out_buf;
+    int ret;
+
+    in_buf  = (*env)->GetPrimitiveArrayCritical(env, this_buf, 0);
+    if (in_buf == NULL) {
+        if (this_len != 0 && (*env)->ExceptionOccurred(env) == NULL)
+            JNU_ThrowOutOfMemoryError(env, 0);
+        return 0;
+    }
+    out_buf = (*env)->GetPrimitiveArrayCritical(env, b, 0);
+    if (out_buf == NULL) {
+        (*env)->ReleasePrimitiveArrayCritical(env, this_buf, in_buf, 0);
+        if (len != 0 && (*env)->ExceptionOccurred(env) == NULL)
+            JNU_ThrowOutOfMemoryError(env, 0);
+        return 0;
+    }
+    strm->next_in  = (Bytef *) (in_buf + this_off);
+    strm->next_out = (Bytef *) (out_buf + off);
+    strm->avail_in  = this_len;
+    strm->avail_out = len;
+    ret = inflate(strm, Z_PARTIAL_FLUSH);
+    (*env)->ReleasePrimitiveArrayCritical(env, b, out_buf, 0);
+    (*env)->ReleasePrimitiveArrayCritical(env, this_buf, in_buf, 0);
+
+    switch (ret) {
+    case Z_STREAM_END:
+        (*env)->SetBooleanField(env, this, finishedID, JNI_TRUE);
+        /* fall through */
+    case Z_OK:
+        this_off += this_len - strm->avail_in;
+        (*env)->SetIntField(env, this, offID, this_off);
+        (*env)->SetIntField(env, this, lenID, strm->avail_in);
+        return (jint) (len - strm->avail_out);
+    case Z_NEED_DICT:
+        (*env)->SetBooleanField(env, this, needDictID, JNI_TRUE);
+        /* Might have consumed some input here! */
+        this_off += this_len - strm->avail_in;
+        (*env)->SetIntField(env, this, offID, this_off);
+        (*env)->SetIntField(env, this, lenID, strm->avail_in);
+        return 0;
+    case Z_BUF_ERROR:
+        return 0;
+    case Z_DATA_ERROR:
+        ThrowDataFormatException(env, strm->msg);
+        return 0;
+    case Z_MEM_ERROR:
+        JNU_ThrowOutOfMemoryError(env, 0);
+        return 0;
+    default:
+        JNU_ThrowInternalError(env, strm->msg);
+        return 0;
+    }
+}
+
+JNIEXPORT jint JNICALL
+Java_java_util_zip_Inflater_getAdler(JNIEnv *env, jclass cls, jlong addr)
+{
+    return ((z_stream *)jlong_to_ptr(addr))->adler;
+}
+
+JNIEXPORT void JNICALL
+Java_java_util_zip_Inflater_reset(JNIEnv *env, jclass cls, jlong addr)
+{
+    if (inflateReset(jlong_to_ptr(addr)) != Z_OK) {
+        JNU_ThrowInternalError(env, 0);
+    }
+}
+
+JNIEXPORT void JNICALL
+Java_java_util_zip_Inflater_end(JNIEnv *env, jclass cls, jlong addr)
+{
+    if (inflateEnd(jlong_to_ptr(addr)) == Z_STREAM_ERROR) {
+        JNU_ThrowInternalError(env, 0);
+    } else {
+        free(jlong_to_ptr(addr));
+    }
+}