Tue, 17 Oct 2017 12:58:25 +0800
merge
aoqi@0 | 1 | /* |
aoqi@0 | 2 | * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved. |
aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
aoqi@0 | 4 | * |
aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
aoqi@0 | 7 | * published by the Free Software Foundation. |
aoqi@0 | 8 | * |
aoqi@0 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
aoqi@0 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
aoqi@0 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
aoqi@0 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
aoqi@0 | 13 | * accompanied this code). |
aoqi@0 | 14 | * |
aoqi@0 | 15 | * You should have received a copy of the GNU General Public License version |
aoqi@0 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
aoqi@0 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
aoqi@0 | 18 | * |
aoqi@0 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
aoqi@0 | 20 | * or visit www.oracle.com if you need additional information or have any |
aoqi@0 | 21 | * questions. |
aoqi@0 | 22 | * |
aoqi@0 | 23 | */ |
aoqi@0 | 24 | |
aoqi@0 | 25 | #include "precompiled.hpp" |
aoqi@0 | 26 | #include "memory/allocation.inline.hpp" |
aoqi@0 | 27 | #include "oops/instanceKlass.hpp" |
aoqi@0 | 28 | #include "oops/method.hpp" |
aoqi@0 | 29 | #include "oops/oop.inline.hpp" |
aoqi@0 | 30 | #include "prims/privilegedStack.hpp" |
aoqi@0 | 31 | #include "runtime/vframe.hpp" |
aoqi@0 | 32 | |
aoqi@0 | 33 | PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC |
aoqi@0 | 34 | |
aoqi@0 | 35 | void PrivilegedElement::initialize(vframeStream* vfst, oop context, PrivilegedElement* next, TRAPS) { |
aoqi@0 | 36 | Method* method = vfst->method(); |
aoqi@0 | 37 | _klass = method->method_holder(); |
aoqi@0 | 38 | _privileged_context = context; |
aoqi@0 | 39 | #ifdef CHECK_UNHANDLED_OOPS |
aoqi@0 | 40 | THREAD->allow_unhandled_oop(&_privileged_context); |
aoqi@0 | 41 | #endif // CHECK_UNHANDLED_OOPS |
aoqi@0 | 42 | _frame_id = vfst->frame_id(); |
aoqi@0 | 43 | _next = next; |
aoqi@0 | 44 | assert(_privileged_context == NULL || _privileged_context->is_oop(), "must be an oop"); |
aoqi@0 | 45 | assert(protection_domain() == NULL || protection_domain()->is_oop(), "must be an oop"); |
aoqi@0 | 46 | } |
aoqi@0 | 47 | |
aoqi@0 | 48 | void PrivilegedElement::oops_do(OopClosure* f) { |
aoqi@0 | 49 | PrivilegedElement *cur = this; |
aoqi@0 | 50 | do { |
aoqi@0 | 51 | f->do_oop((oop*) &cur->_privileged_context); |
aoqi@0 | 52 | cur = cur->_next; |
aoqi@0 | 53 | } while(cur != NULL); |
aoqi@0 | 54 | } |
aoqi@0 | 55 | |
aoqi@0 | 56 | void PrivilegedElement::classes_do(KlassClosure* f) { |
aoqi@0 | 57 | PrivilegedElement *cur = this; |
aoqi@0 | 58 | do { |
aoqi@0 | 59 | f->do_klass(cur->_klass); |
aoqi@0 | 60 | cur = cur->_next; |
aoqi@0 | 61 | } while(cur != NULL); |
aoqi@0 | 62 | } |
aoqi@0 | 63 | |
aoqi@0 | 64 | //------------------------------------------------------------------------------- |
aoqi@0 | 65 | #ifndef PRODUCT |
aoqi@0 | 66 | |
aoqi@0 | 67 | void PrivilegedElement::print_on(outputStream* st) const { |
aoqi@0 | 68 | st->print(" 0x%lx ", _frame_id); |
aoqi@0 | 69 | _klass->print_value_on(st); |
aoqi@0 | 70 | if (protection_domain() != NULL) { |
aoqi@0 | 71 | st->print(" "); |
aoqi@0 | 72 | protection_domain()->print_value_on(st); |
aoqi@0 | 73 | } |
aoqi@0 | 74 | st->cr(); |
aoqi@0 | 75 | } |
aoqi@0 | 76 | |
aoqi@0 | 77 | bool PrivilegedElement::contains(address addr) { |
aoqi@0 | 78 | PrivilegedElement *e = (PrivilegedElement *)addr; |
aoqi@0 | 79 | if (e >= this && e < this+1) return true; |
aoqi@0 | 80 | |
aoqi@0 | 81 | if (_next != NULL) { |
aoqi@0 | 82 | return _next->contains(addr); |
aoqi@0 | 83 | } else { |
aoqi@0 | 84 | return false; |
aoqi@0 | 85 | } |
aoqi@0 | 86 | } |
aoqi@0 | 87 | |
aoqi@0 | 88 | #endif |