| 1 | /*
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| 2 | * Copyright (c) 1998, 2008, Oracle and/or its affiliates. All rights reserved.
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| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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| 4 | *
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| 5 | * This code is free software; you can redistribute it and/or modify it
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| 6 | * under the terms of the GNU General Public License version 2 only, as
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| 7 | * published by the Free Software Foundation. Oracle designates this
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| 8 | * particular file as subject to the "Classpath" exception as provided
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| 9 | * by Oracle in the LICENSE file that accompanied this code.
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| 10 | *
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| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT
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| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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| 14 | * version 2 for more details (a copy is included in the LICENSE file that
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| 15 | * accompanied this code).
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| 16 | *
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| 17 | * You should have received a copy of the GNU General Public License version
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| 18 | * 2 along with this work; if not, write to the Free Software Foundation,
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| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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| 20 | *
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| 21 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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| 22 | * or visit www.oracle.com if you need additional information or have any
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| 23 | * questions.
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| 24 | */
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| 25 |
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| 26 | #include "util.h"
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| 27 | #include "transport.h"
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| 28 | #include "debugDispatch.h"
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| 29 | #include "VirtualMachineImpl.h"
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| 30 | #include "ReferenceTypeImpl.h"
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| 31 | #include "ClassTypeImpl.h"
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| 32 | #include "ArrayTypeImpl.h"
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| 33 | #include "FieldImpl.h"
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| 34 | #include "MethodImpl.h"
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| 35 | #include "ObjectReferenceImpl.h"
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| 36 | #include "StringReferenceImpl.h"
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| 37 | #include "ThreadReferenceImpl.h"
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| 38 | #include "ThreadGroupReferenceImpl.h"
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| 39 | #include "ClassLoaderReferenceImpl.h"
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| 40 | #include "ClassObjectReferenceImpl.h"
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| 41 | #include "ArrayReferenceImpl.h"
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| 42 | #include "EventRequestImpl.h"
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| 43 | #include "StackFrameImpl.h"
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| 44 |
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| 45 | static void **l1Array;
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| 46 |
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| 47 | void
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| 48 | debugDispatch_initialize(void)
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| 49 | {
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| 50 | /*
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| 51 | * Create the level-one (CommandSet) dispatch table.
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| 52 | * Zero the table so that unknown CommandSets do not
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| 53 | * cause random errors.
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| 54 | */
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| 55 | l1Array = jvmtiAllocate((JDWP_HIGHEST_COMMAND_SET+1) * sizeof(void *));
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| 56 |
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| 57 | if (l1Array == NULL) {
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| 58 | EXIT_ERROR(AGENT_ERROR_OUT_OF_MEMORY,"command set array");
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| 59 | }
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| 60 |
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| 61 | (void)memset(l1Array, 0, (JDWP_HIGHEST_COMMAND_SET+1) * sizeof(void *));
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| 62 |
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| 63 | /*
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| 64 | * Create the level-two (Command) dispatch tables to the
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| 65 | * corresponding slots in the CommandSet dispatch table..
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| 66 | */
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| 67 | l1Array[JDWP_COMMAND_SET(VirtualMachine)] = (void *)VirtualMachine_Cmds;
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| 68 | l1Array[JDWP_COMMAND_SET(ReferenceType)] = (void *)ReferenceType_Cmds;
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| 69 | l1Array[JDWP_COMMAND_SET(ClassType)] = (void *)ClassType_Cmds;
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| 70 | l1Array[JDWP_COMMAND_SET(ArrayType)] = (void *)ArrayType_Cmds;
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| 71 |
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| 72 | l1Array[JDWP_COMMAND_SET(Field)] = (void *)Field_Cmds;
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| 73 | l1Array[JDWP_COMMAND_SET(Method)] = (void *)Method_Cmds;
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| 74 | l1Array[JDWP_COMMAND_SET(ObjectReference)] = (void *)ObjectReference_Cmds;
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| 75 | l1Array[JDWP_COMMAND_SET(StringReference)] = (void *)StringReference_Cmds;
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| 76 | l1Array[JDWP_COMMAND_SET(ThreadReference)] = (void *)ThreadReference_Cmds;
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| 77 | l1Array[JDWP_COMMAND_SET(ThreadGroupReference)] = (void *)ThreadGroupReference_Cmds;
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| 78 | l1Array[JDWP_COMMAND_SET(ClassLoaderReference)] = (void *)ClassLoaderReference_Cmds;
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| 79 | l1Array[JDWP_COMMAND_SET(ArrayReference)] = (void *)ArrayReference_Cmds;
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| 80 | l1Array[JDWP_COMMAND_SET(EventRequest)] = (void *)EventRequest_Cmds;
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| 81 | l1Array[JDWP_COMMAND_SET(StackFrame)] = (void *)StackFrame_Cmds;
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| 82 | l1Array[JDWP_COMMAND_SET(ClassObjectReference)] = (void *)ClassObjectReference_Cmds;
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| 83 | }
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| 84 |
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| 85 | void
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| 86 | debugDispatch_reset(void)
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| 87 | {
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| 88 | }
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| 89 |
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| 90 | CommandHandler
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| 91 | debugDispatch_getHandler(int cmdSet, int cmd)
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| 92 | {
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| 93 | void **l2Array;
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| 94 |
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| 95 | if (cmdSet > JDWP_HIGHEST_COMMAND_SET) {
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| 96 | return NULL;
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| 97 | }
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| 98 |
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| 99 | l2Array = (void **)l1Array[cmdSet];
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| 100 |
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| 101 | /*
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| 102 | * If there is no such CommandSet or the Command
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| 103 | * is greater than the nummber of commands (the first
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| 104 | * element) in the CommandSet, indicate this is invalid.
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| 105 | */
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| 106 | /*LINTED*/
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| 107 | if (l2Array == NULL || cmd > (int)(intptr_t)(void*)l2Array[0]) {
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| 108 | return NULL;
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| 109 | }
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| 110 |
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| 111 | return (CommandHandler)l2Array[cmd];
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| 112 | }
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