1 /* 2 * Copyright (c) 1998, 2008, 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. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 #include "util.h" 27 #include "transport.h" 28 #include "debugDispatch.h" 29 #include "VirtualMachineImpl.h" 30 #include "ReferenceTypeImpl.h" 31 #include "ClassTypeImpl.h" 32 #include "InterfaceTypeImpl.h" 33 #include "ArrayTypeImpl.h" 34 #include "FieldImpl.h" 35 #include "MethodImpl.h" 36 #include "ObjectReferenceImpl.h" 37 #include "StringReferenceImpl.h" 38 #include "ThreadReferenceImpl.h" 39 #include "ThreadGroupReferenceImpl.h" 40 #include "ClassLoaderReferenceImpl.h" 41 #include "ClassObjectReferenceImpl.h" 42 #include "ArrayReferenceImpl.h" 43 #include "EventRequestImpl.h" 44 #include "StackFrameImpl.h" 45 #include "DDMImpl.h" 46 47 static void **l1Array; 48 49 void 50 debugDispatch_initialize(void) 51 { 52 /* 53 * Create the level-one (CommandSet) dispatch table. 54 * Zero the table so that unknown CommandSets do not 55 * cause random errors. 56 */ 57 l1Array = jvmtiAllocate((JDWP_HIGHEST_COMMAND_SET+1) * sizeof(void *)); 58 59 if (l1Array == NULL) { 60 EXIT_ERROR(AGENT_ERROR_OUT_OF_MEMORY,"command set array"); 61 } 62 63 (void)memset(l1Array, 0, (JDWP_HIGHEST_COMMAND_SET+1) * sizeof(void *)); 64 65 /* 66 * Create the level-two (Command) dispatch tables to the 67 * corresponding slots in the CommandSet dispatch table.. 68 */ 69 l1Array[JDWP_COMMAND_SET(VirtualMachine)] = (void *)VirtualMachine_Cmds; 70 l1Array[JDWP_COMMAND_SET(ReferenceType)] = (void *)ReferenceType_Cmds; 71 l1Array[JDWP_COMMAND_SET(ClassType)] = (void *)ClassType_Cmds; 72 l1Array[JDWP_COMMAND_SET(InterfaceType)] = (void *)InterfaceType_Cmds; 73 l1Array[JDWP_COMMAND_SET(ArrayType)] = (void *)ArrayType_Cmds; 74 75 l1Array[JDWP_COMMAND_SET(Field)] = (void *)Field_Cmds; 76 l1Array[JDWP_COMMAND_SET(Method)] = (void *)Method_Cmds; 77 l1Array[JDWP_COMMAND_SET(ObjectReference)] = (void *)ObjectReference_Cmds; 78 l1Array[JDWP_COMMAND_SET(StringReference)] = (void *)StringReference_Cmds; 79 l1Array[JDWP_COMMAND_SET(ThreadReference)] = (void *)ThreadReference_Cmds; 80 l1Array[JDWP_COMMAND_SET(ThreadGroupReference)] = (void *)ThreadGroupReference_Cmds; 81 l1Array[JDWP_COMMAND_SET(ClassLoaderReference)] = (void *)ClassLoaderReference_Cmds; 82 l1Array[JDWP_COMMAND_SET(ArrayReference)] = (void *)ArrayReference_Cmds; 83 l1Array[JDWP_COMMAND_SET(EventRequest)] = (void *)EventRequest_Cmds; 84 l1Array[JDWP_COMMAND_SET(StackFrame)] = (void *)StackFrame_Cmds; 85 l1Array[JDWP_COMMAND_SET(ClassObjectReference)] = (void *)ClassObjectReference_Cmds; 86 } 87 88 void 89 debugDispatch_reset(void) 90 { 91 } 92 93 CommandHandler 94 debugDispatch_getHandler(int cmdSet, int cmd) 95 { 96 void **l2Array; 97 98 // ANDROID-CHANGED: DDMS has cmdSet -57 (199u). Check for this one specifically. 99 if (cmdSet == JDWP_COMMAND_SET(DDM)) { 100 l2Array = (void **)DDM_Cmds; 101 } else if (cmdSet > JDWP_HIGHEST_COMMAND_SET || cmdSet < 0) { 102 return NULL; 103 } else { 104 l2Array = (void **)l1Array[cmdSet]; 105 } 106 107 /* 108 * If there is no such CommandSet or the Command 109 * is greater than the nummber of commands (the first 110 * element) in the CommandSet, indicate this is invalid. 111 */ 112 /*LINTED*/ 113 if (l2Array == NULL || cmd > (int)(intptr_t)(void*)l2Array[0]) { 114 return NULL; 115 } 116 117 return (CommandHandler)l2Array[cmd]; 118 } 119