--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/src/share/vm/utilities/decoder_elf.cpp Tue Jan 17 13:08:52 2012 -0500
@@ -0,0 +1,76 @@
+/*
+ * Copyright (c) 2011, 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.
+ *
+ * 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 "precompiled.hpp"
+
+#if !defined(_WINDOWS) && !defined(__APPLE__)
+#include "decoder_elf.hpp"
+
+ElfDecoder::~ElfDecoder() {
+ if (_opened_elf_files != NULL) {
+ delete _opened_elf_files;
+ _opened_elf_files = NULL;
+ }
+}
+
+bool ElfDecoder::decode(address addr, char *buf, int buflen, int* offset, const char* filepath) {
+ assert(filepath, "null file path");
+ assert(buf != NULL && buflen > 0, "Invalid buffer");
+ if (has_error()) return false;
+ ElfFile* file = get_elf_file(filepath);
+ if (file == NULL) {
+ return false;
+ }
+
+ if (!file->decode(addr, buf, buflen, offset)) {
+ return false;
+ }
+ if (buf[0] != '\0') {
+ demangle(buf, buf, buflen);
+ }
+ return true;
+}
+
+ElfFile* ElfDecoder::get_elf_file(const char* filepath) {
+ ElfFile* file;
+
+ file = _opened_elf_files;
+ while (file != NULL) {
+ if (file->same_elf_file(filepath)) {
+ return file;
+ }
+ file = file->next();
+ }
+
+ file = new (std::nothrow)ElfFile(filepath);
+ if (file != NULL) {
+ if (_opened_elf_files != NULL) {
+ file->set_next(_opened_elf_files);
+ }
+ _opened_elf_files = file;
+ }
+
+ return file;
+}
+#endif