1 /* 2 * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 #include "prims/jvm.h" 26 #include "utilities/decoder.hpp" 27 28 #include <cxxabi.h> 29 30 #ifdef __APPLE__ 31 32 void Decoder::initialize() { 33 _initialized = true; 34 } 35 36 void Decoder::uninitialize() { 37 _initialized = false; 38 } 39 40 bool Decoder::can_decode_C_frame_in_vm() { 41 return false; 42 } 43 44 Decoder::decoder_status Decoder::decode(address addr, const char* filepath, char *buf, int buflen, int *offset) { 45 return symbol_not_found; 46 } 47 48 49 #endif 50 51 bool Decoder::demangle(const char* symbol, char *buf, int buflen) { 52 int status; 53 char* result; 54 size_t size = (size_t)buflen; 55 56 // Don't pass buf to __cxa_demangle. In case of the 'buf' is too small, 57 // __cxa_demangle will call system "realloc" for additional memory, which 58 // may use different malloc/realloc mechanism that allocates 'buf'. 59 if ((result = abi::__cxa_demangle(symbol, NULL, NULL, &status)) != NULL) { 60 jio_snprintf(buf, buflen, "%s", result); 61 // call c library's free 62 ::free(result); 63 return true; 64 } 65 return false; 66 }