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

*** 82,96 ****
  }
  
  JNIEXPORT jlong JNICALL
  Java_java_util_zip_ZipFile_open(JNIEnv *env, jclass cls, jstring name,
                                          jint mode, jlong lastModified,
!                                         jboolean usemmap)
  {
      const char *path = JNU_GetStringPlatformChars(env, name, 0);
      char *msg = 0;
      jlong result = 0;
      int flag = 0;
      jzfile *zip = 0;
  
      if (mode & OPEN_READ) flag |= O_RDONLY;
  
--- 82,99 ----
  }
  
  JNIEXPORT jlong JNICALL
  Java_java_util_zip_ZipFile_open(JNIEnv *env, jclass cls, jstring name,
                                          jint mode, jlong lastModified,
!                                         jboolean usemmap,
!                                         jobjectArray tableAndEntriesByteBuffers)
  {
      const char *path = JNU_GetStringPlatformChars(env, name, 0);
      char *msg = 0;
      jlong result = 0;
+     jobject tableByteBuffer;
+     jobject entriesByteBuffer;
      int flag = 0;
      jzfile *zip = 0;
  
      if (mode & OPEN_READ) flag |= O_RDONLY;
  
*** 118,127 ****
--- 121,139 ----
              zip = ZIP_Put_In_Cache0(path, zfd, &msg, lastModified, usemmap);
          }
  
          if (zip != 0) {
              result = ptr_to_jlong(zip);
+             if (tableAndEntriesByteBuffers != NULL) {
+                 tableByteBuffer = (*env)->NewDirectByteBuffer(env, zip->table, (jlong) zip->tablelen * sizeof(zip->table[0]));
+                 if (tableByteBuffer == NULL) goto finally;
+                 entriesByteBuffer = (*env)->NewDirectByteBuffer(env, zip->entries, (jlong) zip->total * sizeof(zip->entries[0]));
+                 if (tableByteBuffer == NULL) goto finally;
+                 (*env)->SetObjectArrayElement(env, tableAndEntriesByteBuffers, 0, tableByteBuffer);
+                 if ((*env)->ExceptionCheck(env)) goto finally;
+                 (*env)->SetObjectArrayElement(env, tableAndEntriesByteBuffers, 1, entriesByteBuffer);
+             }
          } else if (msg != 0) {
              ThrowZipException(env, msg);
              free(msg);
          } else if (errno == ENOMEM) {
              JNU_ThrowOutOfMemoryError(env, 0);