Mon, 28 Jul 2014 15:06:38 -0700
8051344: JVM crashed in Compile::start() during method parsing w/ UseRTMDeopt turned on
Summary: call rtm_deopt() only if there were no compilation bailouts before.
Reviewed-by: kvn
duke@435 | 1 | /* |
mikael@6198 | 2 | * Copyright (c) 2002, 2013, Oracle and/or its affiliates. All rights reserved. |
duke@435 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
duke@435 | 4 | * |
duke@435 | 5 | * This code is free software; you can redistribute it and/or modify it |
duke@435 | 6 | * under the terms of the GNU General Public License version 2 only, as |
duke@435 | 7 | * published by the Free Software Foundation. |
duke@435 | 8 | * |
duke@435 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
duke@435 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@435 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@435 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
duke@435 | 13 | * accompanied this code). |
duke@435 | 14 | * |
duke@435 | 15 | * You should have received a copy of the GNU General Public License version |
duke@435 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
duke@435 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@435 | 18 | * |
trims@1907 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
trims@1907 | 20 | * or visit www.oracle.com if you need additional information or have any |
trims@1907 | 21 | * questions. |
duke@435 | 22 | * |
duke@435 | 23 | */ |
duke@435 | 24 | |
duke@435 | 25 | // this is source code windbg based SA debugger agent to debug |
duke@435 | 26 | // Dr. Watson dump files and process snapshots. |
duke@435 | 27 | |
duke@435 | 28 | #include "sun_jvm_hotspot_debugger_windbg_WindbgDebuggerLocal.h" |
duke@435 | 29 | |
morris@4535 | 30 | #ifdef _M_IX86 |
duke@435 | 31 | #include "sun_jvm_hotspot_debugger_x86_X86ThreadContext.h" |
duke@435 | 32 | #define NPRGREG sun_jvm_hotspot_debugger_x86_X86ThreadContext_NPRGREG |
duke@435 | 33 | #elif _M_AMD64 |
duke@435 | 34 | #include "sun_jvm_hotspot_debugger_amd64_AMD64ThreadContext.h" |
duke@435 | 35 | #define NPRGREG sun_jvm_hotspot_debugger_amd64_AMD64ThreadContext_NPRGREG |
duke@435 | 36 | #else |
duke@435 | 37 | #error "SA windbg back-end is not supported for your cpu!" |
duke@435 | 38 | #endif |
duke@435 | 39 | |
duke@435 | 40 | #include <limits.h> |
duke@435 | 41 | #include <windows.h> |
duke@435 | 42 | |
duke@435 | 43 | #ifndef STDMETHODV |
duke@435 | 44 | #define STDMETHODV(method) virtual HRESULT STDMETHODVCALLTYPE method |
duke@435 | 45 | #endif |
duke@435 | 46 | |
duke@435 | 47 | #define DEBUG_NO_IMPLEMENTATION |
duke@435 | 48 | #include <dbgeng.h> |
duke@435 | 49 | #include <dbghelp.h> |
duke@435 | 50 | |
duke@435 | 51 | // simple template to manage array delete across early (error) returns |
duke@435 | 52 | |
duke@435 | 53 | template <class T> |
duke@435 | 54 | class AutoArrayPtr { |
duke@435 | 55 | T* m_ptr; |
duke@435 | 56 | public: |
duke@435 | 57 | AutoArrayPtr(T* ptr) : m_ptr(ptr) { |
duke@435 | 58 | } |
duke@435 | 59 | |
duke@435 | 60 | ~AutoArrayPtr() { |
duke@435 | 61 | delete [] m_ptr; |
duke@435 | 62 | } |
duke@435 | 63 | |
duke@435 | 64 | T* asPtr() { |
duke@435 | 65 | return m_ptr; |
duke@435 | 66 | } |
duke@435 | 67 | }; |
duke@435 | 68 | |
duke@435 | 69 | class AutoJavaString { |
duke@435 | 70 | JNIEnv* m_env; |
duke@435 | 71 | jstring m_str; |
duke@435 | 72 | const char* m_buf; |
duke@435 | 73 | |
duke@435 | 74 | public: |
duke@435 | 75 | AutoJavaString(JNIEnv* env, jstring str, const char* buf) |
duke@435 | 76 | : m_env(env), m_str(str), m_buf(buf) { |
duke@435 | 77 | } |
duke@435 | 78 | |
duke@435 | 79 | ~AutoJavaString() { |
duke@435 | 80 | m_env->ReleaseStringUTFChars(m_str, m_buf); |
duke@435 | 81 | } |
duke@435 | 82 | |
duke@435 | 83 | operator const char* () { |
duke@435 | 84 | return m_buf; |
duke@435 | 85 | } |
duke@435 | 86 | }; |
duke@435 | 87 | |
duke@435 | 88 | // field and method IDs we want here |
duke@435 | 89 | |
duke@435 | 90 | static jfieldID imagePath_ID = 0; |
duke@435 | 91 | static jfieldID symbolPath_ID = 0; |
duke@435 | 92 | static jfieldID ptrIDebugClient_ID = 0; |
duke@435 | 93 | static jfieldID ptrIDebugControl_ID = 0; |
duke@435 | 94 | static jfieldID ptrIDebugDataSpaces_ID = 0; |
duke@435 | 95 | static jfieldID ptrIDebugOutputCallbacks_ID = 0; |
duke@435 | 96 | static jfieldID ptrIDebugAdvanced_ID = 0; |
duke@435 | 97 | static jfieldID ptrIDebugSymbols_ID = 0; |
duke@435 | 98 | static jfieldID ptrIDebugSystemObjects_ID = 0; |
duke@435 | 99 | |
duke@435 | 100 | static jmethodID addLoadObject_ID = 0; |
duke@435 | 101 | static jmethodID addThread_ID = 0; |
duke@435 | 102 | static jmethodID createClosestSymbol_ID = 0; |
duke@435 | 103 | static jmethodID setThreadIntegerRegisterSet_ID = 0; |
duke@435 | 104 | |
duke@435 | 105 | #define CHECK_EXCEPTION_(value) if(env->ExceptionOccurred()) { return value; } |
duke@435 | 106 | #define CHECK_EXCEPTION if(env->ExceptionOccurred()) { return;} |
duke@435 | 107 | |
duke@435 | 108 | #define THROW_NEW_DEBUGGER_EXCEPTION_(str, value) { \ |
duke@435 | 109 | throwNewDebuggerException(env, str); return value; } |
duke@435 | 110 | |
duke@435 | 111 | #define THROW_NEW_DEBUGGER_EXCEPTION(str) { throwNewDebuggerException(env, str); \ |
duke@435 | 112 | return;} |
duke@435 | 113 | |
duke@435 | 114 | static void throwNewDebuggerException(JNIEnv* env, const char* errMsg) { |
duke@435 | 115 | env->ThrowNew(env->FindClass("sun/jvm/hotspot/debugger/DebuggerException"), errMsg); |
duke@435 | 116 | } |
duke@435 | 117 | |
duke@435 | 118 | /* |
duke@435 | 119 | * Class: sun_jvm_hotspot_debugger_windbg_WindbgDebuggerLocal |
duke@435 | 120 | * Method: initIDs |
duke@435 | 121 | * Signature: ()V |
duke@435 | 122 | */ |
duke@435 | 123 | JNIEXPORT void JNICALL Java_sun_jvm_hotspot_debugger_windbg_WindbgDebuggerLocal_initIDs |
duke@435 | 124 | (JNIEnv *env, jclass clazz) { |
duke@435 | 125 | imagePath_ID = env->GetStaticFieldID(clazz, "imagePath", "Ljava/lang/String;"); |
duke@435 | 126 | CHECK_EXCEPTION; |
duke@435 | 127 | |
duke@435 | 128 | symbolPath_ID = env->GetStaticFieldID(clazz, "symbolPath", "Ljava/lang/String;"); |
duke@435 | 129 | CHECK_EXCEPTION; |
duke@435 | 130 | |
duke@435 | 131 | ptrIDebugClient_ID = env->GetFieldID(clazz, "ptrIDebugClient", "J"); |
duke@435 | 132 | CHECK_EXCEPTION; |
duke@435 | 133 | |
duke@435 | 134 | ptrIDebugControl_ID = env->GetFieldID(clazz, "ptrIDebugControl", "J"); |
duke@435 | 135 | CHECK_EXCEPTION; |
duke@435 | 136 | |
duke@435 | 137 | ptrIDebugDataSpaces_ID = env->GetFieldID(clazz, "ptrIDebugDataSpaces", "J"); |
duke@435 | 138 | CHECK_EXCEPTION; |
duke@435 | 139 | |
duke@435 | 140 | ptrIDebugOutputCallbacks_ID = env->GetFieldID(clazz, |
duke@435 | 141 | "ptrIDebugOutputCallbacks", "J"); |
duke@435 | 142 | CHECK_EXCEPTION; |
duke@435 | 143 | |
duke@435 | 144 | ptrIDebugAdvanced_ID = env->GetFieldID(clazz, "ptrIDebugAdvanced", "J"); |
duke@435 | 145 | CHECK_EXCEPTION; |
duke@435 | 146 | |
duke@435 | 147 | ptrIDebugSymbols_ID = env->GetFieldID(clazz, |
duke@435 | 148 | "ptrIDebugSymbols", "J"); |
duke@435 | 149 | CHECK_EXCEPTION; |
duke@435 | 150 | |
duke@435 | 151 | ptrIDebugSystemObjects_ID = env->GetFieldID(clazz, |
duke@435 | 152 | "ptrIDebugSystemObjects", "J"); |
duke@435 | 153 | CHECK_EXCEPTION; |
duke@435 | 154 | |
duke@435 | 155 | addLoadObject_ID = env->GetMethodID(clazz, "addLoadObject", |
duke@435 | 156 | "(Ljava/lang/String;JJ)V"); |
duke@435 | 157 | CHECK_EXCEPTION; |
duke@435 | 158 | |
duke@435 | 159 | addThread_ID = env->GetMethodID(clazz, "addThread", "(J)V"); |
duke@435 | 160 | CHECK_EXCEPTION; |
duke@435 | 161 | |
duke@435 | 162 | createClosestSymbol_ID = env->GetMethodID(clazz, "createClosestSymbol", |
duke@435 | 163 | "(Ljava/lang/String;J)Lsun/jvm/hotspot/debugger/cdbg/ClosestSymbol;"); |
duke@435 | 164 | CHECK_EXCEPTION; |
duke@435 | 165 | |
duke@435 | 166 | setThreadIntegerRegisterSet_ID = env->GetMethodID(clazz, |
duke@435 | 167 | "setThreadIntegerRegisterSet", "(J[J)V"); |
duke@435 | 168 | CHECK_EXCEPTION; |
duke@435 | 169 | |
duke@435 | 170 | } |
duke@435 | 171 | |
duke@435 | 172 | // class for IDebugOutputCallbacks |
duke@435 | 173 | |
duke@435 | 174 | class SAOutputCallbacks : public IDebugOutputCallbacks { |
duke@435 | 175 | LONG m_refCount; |
duke@435 | 176 | char* m_msgBuffer; |
duke@435 | 177 | |
duke@435 | 178 | public: |
duke@435 | 179 | SAOutputCallbacks() : m_refCount(0), m_msgBuffer(0) { |
duke@435 | 180 | } |
duke@435 | 181 | |
duke@435 | 182 | ~SAOutputCallbacks() { |
duke@435 | 183 | clearBuffer(); |
duke@435 | 184 | } |
duke@435 | 185 | |
duke@435 | 186 | const char* getBuffer() const { |
duke@435 | 187 | return m_msgBuffer; |
duke@435 | 188 | } |
duke@435 | 189 | |
duke@435 | 190 | void clearBuffer() { |
duke@435 | 191 | if (m_msgBuffer) { |
duke@435 | 192 | free(m_msgBuffer); |
duke@435 | 193 | m_msgBuffer = 0; |
duke@435 | 194 | } |
duke@435 | 195 | } |
duke@435 | 196 | |
duke@435 | 197 | STDMETHOD_(ULONG, AddRef)(THIS); |
duke@435 | 198 | STDMETHOD_(ULONG, Release)(THIS); |
duke@435 | 199 | STDMETHOD(QueryInterface)(THIS_ |
duke@435 | 200 | IN REFIID interfaceId, |
duke@435 | 201 | OUT PVOID* ppInterface); |
duke@435 | 202 | STDMETHOD(Output)(THIS_ |
duke@435 | 203 | IN ULONG mask, |
duke@435 | 204 | IN PCSTR msg); |
duke@435 | 205 | }; |
duke@435 | 206 | |
duke@435 | 207 | STDMETHODIMP_(ULONG) SAOutputCallbacks::AddRef(THIS) { |
duke@435 | 208 | InterlockedIncrement(&m_refCount); |
duke@435 | 209 | return m_refCount; |
duke@435 | 210 | } |
duke@435 | 211 | |
duke@435 | 212 | STDMETHODIMP_(ULONG) SAOutputCallbacks::Release(THIS) { |
duke@435 | 213 | LONG retVal; |
duke@435 | 214 | InterlockedDecrement(&m_refCount); |
duke@435 | 215 | retVal = m_refCount; |
duke@435 | 216 | if (retVal == 0) { |
duke@435 | 217 | delete this; |
duke@435 | 218 | } |
duke@435 | 219 | return retVal; |
duke@435 | 220 | } |
duke@435 | 221 | |
duke@435 | 222 | STDMETHODIMP SAOutputCallbacks::QueryInterface(THIS_ |
duke@435 | 223 | IN REFIID interfaceId, |
duke@435 | 224 | OUT PVOID* ppInterface) { |
duke@435 | 225 | *ppInterface = 0; |
duke@435 | 226 | HRESULT res = E_NOINTERFACE; |
duke@435 | 227 | if (TRUE == IsEqualIID(interfaceId, __uuidof(IUnknown)) || |
duke@435 | 228 | TRUE == IsEqualIID(interfaceId, __uuidof(IDebugOutputCallbacks))) { |
duke@435 | 229 | *ppInterface = (IDebugOutputCallbacks*) this; |
duke@435 | 230 | AddRef(); |
duke@435 | 231 | res = S_OK; |
duke@435 | 232 | } |
duke@435 | 233 | return res; |
duke@435 | 234 | } |
duke@435 | 235 | |
duke@435 | 236 | STDMETHODIMP SAOutputCallbacks::Output(THIS_ |
duke@435 | 237 | IN ULONG mask, |
duke@435 | 238 | IN PCSTR msg) { |
duke@435 | 239 | int len = (int) (strlen(msg) + 1); |
duke@435 | 240 | if (m_msgBuffer == 0) { |
duke@435 | 241 | m_msgBuffer = (char*) malloc(len); |
duke@435 | 242 | if (m_msgBuffer == 0) { |
duke@435 | 243 | fprintf(stderr, "out of memory debugger output!\n"); |
duke@435 | 244 | return S_FALSE; |
duke@435 | 245 | } |
duke@435 | 246 | strcpy(m_msgBuffer, msg); |
duke@435 | 247 | } else { |
duke@435 | 248 | m_msgBuffer = (char*) realloc(m_msgBuffer, len + strlen(m_msgBuffer)); |
duke@435 | 249 | if (m_msgBuffer == 0) { |
duke@435 | 250 | fprintf(stderr, "out of memory debugger output!\n"); |
duke@435 | 251 | return S_FALSE; |
duke@435 | 252 | } |
duke@435 | 253 | strcat(m_msgBuffer, msg); |
duke@435 | 254 | } |
duke@435 | 255 | return S_OK; |
duke@435 | 256 | } |
duke@435 | 257 | |
duke@435 | 258 | static bool getWindbgInterfaces(JNIEnv* env, jobject obj) { |
duke@435 | 259 | // get windbg interfaces .. |
duke@435 | 260 | |
duke@435 | 261 | IDebugClient* ptrIDebugClient = 0; |
duke@435 | 262 | if (DebugCreate(__uuidof(IDebugClient), (PVOID*) &ptrIDebugClient) != S_OK) { |
duke@435 | 263 | THROW_NEW_DEBUGGER_EXCEPTION_("Windbg Error: not able to create IDebugClient object!", false); |
duke@435 | 264 | } |
duke@435 | 265 | env->SetLongField(obj, ptrIDebugClient_ID, (jlong) ptrIDebugClient); |
duke@435 | 266 | |
duke@435 | 267 | IDebugControl* ptrIDebugControl = 0; |
duke@435 | 268 | if (ptrIDebugClient->QueryInterface(__uuidof(IDebugControl), (PVOID*) &ptrIDebugControl) |
duke@435 | 269 | != S_OK) { |
duke@435 | 270 | THROW_NEW_DEBUGGER_EXCEPTION_("Windbg Error: not able to get IDebugControl", false); |
duke@435 | 271 | } |
duke@435 | 272 | env->SetLongField(obj, ptrIDebugControl_ID, (jlong) ptrIDebugControl); |
duke@435 | 273 | |
duke@435 | 274 | IDebugDataSpaces* ptrIDebugDataSpaces = 0; |
duke@435 | 275 | if (ptrIDebugClient->QueryInterface(__uuidof(IDebugDataSpaces), (PVOID*) &ptrIDebugDataSpaces) |
duke@435 | 276 | != S_OK) { |
duke@435 | 277 | THROW_NEW_DEBUGGER_EXCEPTION_("Windbg Error: not able to get IDebugDataSpaces object!", false); |
duke@435 | 278 | } |
duke@435 | 279 | env->SetLongField(obj, ptrIDebugDataSpaces_ID, (jlong) ptrIDebugDataSpaces); |
duke@435 | 280 | |
duke@435 | 281 | SAOutputCallbacks* ptrIDebugOutputCallbacks = new SAOutputCallbacks(); |
duke@435 | 282 | ptrIDebugOutputCallbacks->AddRef(); |
duke@435 | 283 | env->SetLongField(obj, ptrIDebugOutputCallbacks_ID, (jlong) ptrIDebugOutputCallbacks); |
duke@435 | 284 | CHECK_EXCEPTION_(false); |
duke@435 | 285 | |
duke@435 | 286 | IDebugAdvanced* ptrIDebugAdvanced = 0; |
duke@435 | 287 | if (ptrIDebugClient->QueryInterface(__uuidof(IDebugAdvanced), (PVOID*) &ptrIDebugAdvanced) |
duke@435 | 288 | != S_OK) { |
duke@435 | 289 | THROW_NEW_DEBUGGER_EXCEPTION_("Windbg Error: not able to get IDebugAdvanced object!", false); |
duke@435 | 290 | } |
duke@435 | 291 | env->SetLongField(obj, ptrIDebugAdvanced_ID, (jlong) ptrIDebugAdvanced); |
duke@435 | 292 | |
duke@435 | 293 | IDebugSymbols* ptrIDebugSymbols = 0; |
duke@435 | 294 | if (ptrIDebugClient->QueryInterface(__uuidof(IDebugSymbols), (PVOID*) &ptrIDebugSymbols) |
duke@435 | 295 | != S_OK) { |
duke@435 | 296 | THROW_NEW_DEBUGGER_EXCEPTION_("Windbg Error: not able to get IDebugSymbols object!", false); |
duke@435 | 297 | } |
duke@435 | 298 | env->SetLongField(obj, ptrIDebugSymbols_ID, (jlong) ptrIDebugSymbols); |
duke@435 | 299 | |
duke@435 | 300 | IDebugSystemObjects* ptrIDebugSystemObjects = 0; |
duke@435 | 301 | if (ptrIDebugClient->QueryInterface(__uuidof(IDebugSystemObjects), (PVOID*) &ptrIDebugSystemObjects) |
duke@435 | 302 | != S_OK) { |
duke@435 | 303 | THROW_NEW_DEBUGGER_EXCEPTION_("Windbg Error: not able to get IDebugSystemObjects object!", false); |
duke@435 | 304 | } |
duke@435 | 305 | env->SetLongField(obj, ptrIDebugSystemObjects_ID, (jlong) ptrIDebugSystemObjects); |
duke@435 | 306 | |
duke@435 | 307 | return true; |
duke@435 | 308 | } |
duke@435 | 309 | |
duke@435 | 310 | static bool setImageAndSymbolPath(JNIEnv* env, jobject obj) { |
duke@435 | 311 | jboolean isCopy; |
duke@435 | 312 | jclass clazz = env->GetObjectClass(obj); |
duke@435 | 313 | jstring path; |
duke@435 | 314 | const char* buf; |
duke@435 | 315 | |
duke@435 | 316 | path = (jstring) env->GetStaticObjectField(clazz, imagePath_ID); |
duke@435 | 317 | buf = env->GetStringUTFChars(path, &isCopy); |
duke@435 | 318 | CHECK_EXCEPTION_(false); |
duke@435 | 319 | AutoJavaString imagePath(env, path, buf); |
duke@435 | 320 | |
duke@435 | 321 | path = (jstring) env->GetStaticObjectField(clazz, symbolPath_ID); |
duke@435 | 322 | buf = env->GetStringUTFChars(path, &isCopy); |
duke@435 | 323 | CHECK_EXCEPTION_(false); |
duke@435 | 324 | AutoJavaString symbolPath(env, path, buf); |
duke@435 | 325 | |
duke@435 | 326 | IDebugSymbols* ptrIDebugSymbols = (IDebugSymbols*) env->GetLongField(obj, |
duke@435 | 327 | ptrIDebugSymbols_ID); |
duke@435 | 328 | CHECK_EXCEPTION_(false); |
duke@435 | 329 | |
duke@435 | 330 | ptrIDebugSymbols->SetImagePath(imagePath); |
duke@435 | 331 | ptrIDebugSymbols->SetSymbolPath(symbolPath); |
duke@435 | 332 | return true; |
duke@435 | 333 | } |
duke@435 | 334 | |
duke@435 | 335 | static bool openDumpFile(JNIEnv* env, jobject obj, jstring coreFileName) { |
duke@435 | 336 | // open the dump file |
duke@435 | 337 | jboolean isCopy; |
duke@435 | 338 | const char* buf = env->GetStringUTFChars(coreFileName, &isCopy); |
duke@435 | 339 | CHECK_EXCEPTION_(false); |
duke@435 | 340 | AutoJavaString coreFile(env, coreFileName, buf); |
duke@435 | 341 | if (setImageAndSymbolPath(env, obj) == false) { |
duke@435 | 342 | return false; |
duke@435 | 343 | } |
duke@435 | 344 | |
duke@435 | 345 | IDebugClient* ptrIDebugClient = (IDebugClient*) env->GetLongField(obj, |
duke@435 | 346 | ptrIDebugClient_ID); |
duke@435 | 347 | CHECK_EXCEPTION_(false); |
duke@435 | 348 | if (ptrIDebugClient->OpenDumpFile(coreFile) != S_OK) { |
duke@435 | 349 | THROW_NEW_DEBUGGER_EXCEPTION_("Windbg Error: OpenDumpFile failed!", false); |
duke@435 | 350 | } |
duke@435 | 351 | |
duke@435 | 352 | IDebugControl* ptrIDebugControl = (IDebugControl*) env->GetLongField(obj, |
duke@435 | 353 | ptrIDebugControl_ID); |
duke@435 | 354 | CHECK_EXCEPTION_(false); |
duke@435 | 355 | if (ptrIDebugControl->WaitForEvent(DEBUG_WAIT_DEFAULT, INFINITE) != S_OK) { |
duke@435 | 356 | THROW_NEW_DEBUGGER_EXCEPTION_("Windbg Error: WaitForEvent failed!", false); |
duke@435 | 357 | } |
duke@435 | 358 | |
duke@435 | 359 | return true; |
duke@435 | 360 | } |
duke@435 | 361 | |
duke@435 | 362 | |
duke@435 | 363 | static bool attachToProcess(JNIEnv* env, jobject obj, jint pid) { |
duke@435 | 364 | if (setImageAndSymbolPath(env, obj) == false) { |
duke@435 | 365 | return false; |
duke@435 | 366 | } |
duke@435 | 367 | IDebugClient* ptrIDebugClient = (IDebugClient*) env->GetLongField(obj, |
duke@435 | 368 | ptrIDebugClient_ID); |
duke@435 | 369 | CHECK_EXCEPTION_(false); |
duke@435 | 370 | |
duke@435 | 371 | /*********************************************************************************** |
duke@435 | 372 | |
duke@435 | 373 | We are attaching to a process in 'read-only' mode. i.e., we do not want to |
duke@435 | 374 | put breakpoints, suspend/resume threads etc. For read-only JDI and HSDB kind of |
sla@4642 | 375 | usage this should suffice. |
duke@435 | 376 | |
duke@435 | 377 | Please refer to DEBUG_ATTACH_NONINVASIVE mode source comments from dbgeng.h. |
duke@435 | 378 | In this mode, debug engine does not call DebugActiveProrcess. i.e., we are not |
duke@435 | 379 | actually debugging at all. We can safely 'detach' from the process anytime |
duke@435 | 380 | we want and debuggee process is left as is on all Windows variants. |
duke@435 | 381 | |
duke@435 | 382 | This also makes JDI-on-SA installation/usage simpler because with this we would |
duke@435 | 383 | not need a tool like ServiceInstaller from http://www.kcmultimedia.com/smaster. |
duke@435 | 384 | |
duke@435 | 385 | ***********************************************************************************/ |
duke@435 | 386 | |
duke@435 | 387 | |
duke@435 | 388 | if (ptrIDebugClient->AttachProcess(0, pid, DEBUG_ATTACH_NONINVASIVE) != S_OK) { |
duke@435 | 389 | THROW_NEW_DEBUGGER_EXCEPTION_("Windbg Error: AttachProcess failed!", false); |
duke@435 | 390 | } |
duke@435 | 391 | |
duke@435 | 392 | IDebugControl* ptrIDebugControl = (IDebugControl*) env->GetLongField(obj, |
duke@435 | 393 | ptrIDebugControl_ID); |
duke@435 | 394 | CHECK_EXCEPTION_(false); |
duke@435 | 395 | if (ptrIDebugControl->WaitForEvent(DEBUG_WAIT_DEFAULT, INFINITE) != S_OK) { |
duke@435 | 396 | THROW_NEW_DEBUGGER_EXCEPTION_("Windbg Error: WaitForEvent failed!", false); |
duke@435 | 397 | } |
duke@435 | 398 | |
duke@435 | 399 | return true; |
duke@435 | 400 | } |
duke@435 | 401 | |
duke@435 | 402 | |
duke@435 | 403 | static bool addLoadObjects(JNIEnv* env, jobject obj) { |
duke@435 | 404 | IDebugSymbols* ptrIDebugSymbols = (IDebugSymbols*) env->GetLongField(obj, |
duke@435 | 405 | ptrIDebugSymbols_ID); |
duke@435 | 406 | CHECK_EXCEPTION_(false); |
duke@435 | 407 | ULONG loaded = 0, unloaded = 0; |
duke@435 | 408 | if (ptrIDebugSymbols->GetNumberModules(&loaded, &unloaded) != S_OK) { |
duke@435 | 409 | THROW_NEW_DEBUGGER_EXCEPTION_("Windbg Error: GetNumberModules failed!", false); |
duke@435 | 410 | } |
duke@435 | 411 | |
duke@435 | 412 | AutoArrayPtr<DEBUG_MODULE_PARAMETERS> params(new DEBUG_MODULE_PARAMETERS[loaded]); |
duke@435 | 413 | |
duke@435 | 414 | if (params.asPtr() == 0) { |
duke@435 | 415 | THROW_NEW_DEBUGGER_EXCEPTION_("out of memory to allocate debug module params!", false); |
duke@435 | 416 | } |
duke@435 | 417 | |
duke@435 | 418 | if (ptrIDebugSymbols->GetModuleParameters(loaded, 0, NULL, params.asPtr()) != S_OK) { |
duke@435 | 419 | THROW_NEW_DEBUGGER_EXCEPTION_("Windbg Error: GetModuleParameters failed!", false); |
duke@435 | 420 | } |
duke@435 | 421 | |
duke@435 | 422 | for (int u = 0; u < (int)loaded; u++) { |
duke@435 | 423 | TCHAR imageName[MAX_PATH]; |
duke@435 | 424 | if (ptrIDebugSymbols->GetModuleNames(DEBUG_ANY_ID, params.asPtr()[u].Base, |
duke@435 | 425 | imageName, MAX_PATH, NULL, NULL, |
duke@435 | 426 | 0, NULL, NULL, 0, NULL) != S_OK) { |
duke@435 | 427 | THROW_NEW_DEBUGGER_EXCEPTION_("Windbg Error: GetModuleNames failed!", false); |
duke@435 | 428 | } |
duke@435 | 429 | |
duke@435 | 430 | jstring strName = env->NewStringUTF(imageName); |
duke@435 | 431 | CHECK_EXCEPTION_(false); |
duke@435 | 432 | env->CallVoidMethod(obj, addLoadObject_ID, strName, (jlong) params.asPtr()[u].Size, |
duke@435 | 433 | (jlong) params.asPtr()[u].Base); |
duke@435 | 434 | CHECK_EXCEPTION_(false); |
duke@435 | 435 | } |
duke@435 | 436 | |
duke@435 | 437 | return true; |
duke@435 | 438 | } |
duke@435 | 439 | |
duke@435 | 440 | static bool addThreads(JNIEnv* env, jobject obj) { |
duke@435 | 441 | IDebugSystemObjects* ptrIDebugSystemObjects = (IDebugSystemObjects*) env->GetLongField(obj, |
duke@435 | 442 | ptrIDebugSystemObjects_ID); |
duke@435 | 443 | CHECK_EXCEPTION_(false); |
duke@435 | 444 | |
duke@435 | 445 | ULONG numThreads = 0; |
duke@435 | 446 | if (ptrIDebugSystemObjects->GetNumberThreads(&numThreads) != S_OK) { |
duke@435 | 447 | THROW_NEW_DEBUGGER_EXCEPTION_("Windbg Error: GetNumberThreads failed!", false); |
duke@435 | 448 | } |
duke@435 | 449 | |
duke@435 | 450 | AutoArrayPtr<ULONG> ptrSysThreadIds = new ULONG[numThreads]; |
duke@435 | 451 | |
duke@435 | 452 | if (ptrSysThreadIds.asPtr() == 0) { |
duke@435 | 453 | THROW_NEW_DEBUGGER_EXCEPTION_("out of memory to allocate thread ids!", false); |
duke@435 | 454 | } |
duke@435 | 455 | |
duke@435 | 456 | AutoArrayPtr<ULONG> ptrThreadIds = new ULONG[numThreads]; |
duke@435 | 457 | |
duke@435 | 458 | if (ptrThreadIds.asPtr() == 0) { |
duke@435 | 459 | THROW_NEW_DEBUGGER_EXCEPTION_("out of memory to allocate thread ids!", false); |
duke@435 | 460 | } |
duke@435 | 461 | |
duke@435 | 462 | if (ptrIDebugSystemObjects->GetThreadIdsByIndex(0, numThreads, |
duke@435 | 463 | ptrThreadIds.asPtr(), ptrSysThreadIds.asPtr()) != S_OK) { |
duke@435 | 464 | THROW_NEW_DEBUGGER_EXCEPTION_("Windbg Error: GetThreadIdsByIndex failed!", false); |
duke@435 | 465 | } |
duke@435 | 466 | |
duke@435 | 467 | |
duke@435 | 468 | IDebugAdvanced* ptrIDebugAdvanced = (IDebugAdvanced*) env->GetLongField(obj, |
duke@435 | 469 | ptrIDebugAdvanced_ID); |
duke@435 | 470 | CHECK_EXCEPTION_(false); |
duke@435 | 471 | |
duke@435 | 472 | // for each thread, get register context and save it. |
duke@435 | 473 | for (ULONG t = 0; t < numThreads; t++) { |
duke@435 | 474 | if (ptrIDebugSystemObjects->SetCurrentThreadId(ptrThreadIds.asPtr()[t]) != S_OK) { |
duke@435 | 475 | THROW_NEW_DEBUGGER_EXCEPTION_("Windbg Error: SetCurrentThread failed!", false); |
duke@435 | 476 | } |
duke@435 | 477 | |
duke@435 | 478 | jlongArray regs = env->NewLongArray(NPRGREG); |
duke@435 | 479 | CHECK_EXCEPTION_(false); |
duke@435 | 480 | |
duke@435 | 481 | jboolean isCopy = JNI_FALSE; |
duke@435 | 482 | jlong* ptrRegs = env->GetLongArrayElements(regs, &isCopy); |
duke@435 | 483 | CHECK_EXCEPTION_(false); |
duke@435 | 484 | |
duke@435 | 485 | // copy register values from the CONTEXT struct |
duke@435 | 486 | CONTEXT context; |
duke@435 | 487 | memset(&context, 0, sizeof(CONTEXT)); |
duke@435 | 488 | |
duke@435 | 489 | #undef REG_INDEX |
morris@4535 | 490 | #ifdef _M_IX86 |
duke@435 | 491 | #define REG_INDEX(x) sun_jvm_hotspot_debugger_x86_X86ThreadContext_##x |
duke@435 | 492 | |
duke@435 | 493 | context.ContextFlags = CONTEXT_FULL | CONTEXT_DEBUG_REGISTERS; |
duke@435 | 494 | ptrIDebugAdvanced->GetThreadContext(&context, sizeof(CONTEXT)); |
duke@435 | 495 | |
duke@435 | 496 | ptrRegs[REG_INDEX(GS)] = context.SegGs; |
duke@435 | 497 | ptrRegs[REG_INDEX(FS)] = context.SegFs; |
duke@435 | 498 | ptrRegs[REG_INDEX(ES)] = context.SegEs; |
duke@435 | 499 | ptrRegs[REG_INDEX(DS)] = context.SegDs; |
duke@435 | 500 | |
duke@435 | 501 | ptrRegs[REG_INDEX(EDI)] = context.Edi; |
duke@435 | 502 | ptrRegs[REG_INDEX(ESI)] = context.Esi; |
duke@435 | 503 | ptrRegs[REG_INDEX(EBX)] = context.Ebx; |
duke@435 | 504 | ptrRegs[REG_INDEX(EDX)] = context.Edx; |
duke@435 | 505 | ptrRegs[REG_INDEX(ECX)] = context.Ecx; |
duke@435 | 506 | ptrRegs[REG_INDEX(EAX)] = context.Eax; |
duke@435 | 507 | |
duke@435 | 508 | ptrRegs[REG_INDEX(FP)] = context.Ebp; |
duke@435 | 509 | ptrRegs[REG_INDEX(PC)] = context.Eip; |
duke@435 | 510 | ptrRegs[REG_INDEX(CS)] = context.SegCs; |
duke@435 | 511 | ptrRegs[REG_INDEX(EFL)] = context.EFlags; |
duke@435 | 512 | ptrRegs[REG_INDEX(SP)] = context.Esp; |
duke@435 | 513 | ptrRegs[REG_INDEX(SS)] = context.SegSs; |
duke@435 | 514 | |
duke@435 | 515 | ptrRegs[REG_INDEX(DR0)] = context.Dr0; |
duke@435 | 516 | ptrRegs[REG_INDEX(DR1)] = context.Dr1; |
duke@435 | 517 | ptrRegs[REG_INDEX(DR2)] = context.Dr2; |
duke@435 | 518 | ptrRegs[REG_INDEX(DR3)] = context.Dr3; |
duke@435 | 519 | ptrRegs[REG_INDEX(DR6)] = context.Dr6; |
duke@435 | 520 | ptrRegs[REG_INDEX(DR7)] = context.Dr7; |
duke@435 | 521 | |
duke@435 | 522 | #elif _M_AMD64 |
duke@435 | 523 | #define REG_INDEX(x) sun_jvm_hotspot_debugger_amd64_AMD64ThreadContext_##x |
duke@435 | 524 | |
duke@435 | 525 | context.ContextFlags = CONTEXT_FULL | CONTEXT_DEBUG_REGISTERS; |
duke@435 | 526 | ptrIDebugAdvanced->GetThreadContext(&context, sizeof(CONTEXT)); |
duke@435 | 527 | |
duke@435 | 528 | // Segment Registers and processor flags |
duke@435 | 529 | ptrRegs[REG_INDEX(CS)] = context.SegCs; |
duke@435 | 530 | ptrRegs[REG_INDEX(DS)] = context.SegDs; |
duke@435 | 531 | ptrRegs[REG_INDEX(ES)] = context.SegEs; |
duke@435 | 532 | ptrRegs[REG_INDEX(FS)] = context.SegFs; |
duke@435 | 533 | ptrRegs[REG_INDEX(GS)] = context.SegGs; |
duke@435 | 534 | ptrRegs[REG_INDEX(SS)] = context.SegSs; |
duke@435 | 535 | ptrRegs[REG_INDEX(RFL)] = context.EFlags; |
duke@435 | 536 | |
duke@435 | 537 | // Integer registers |
duke@435 | 538 | ptrRegs[REG_INDEX(RDI)] = context.Rdi; |
duke@435 | 539 | ptrRegs[REG_INDEX(RSI)] = context.Rsi; |
duke@435 | 540 | ptrRegs[REG_INDEX(RAX)] = context.Rax; |
duke@435 | 541 | ptrRegs[REG_INDEX(RCX)] = context.Rcx; |
duke@435 | 542 | ptrRegs[REG_INDEX(RDX)] = context.Rdx; |
duke@435 | 543 | ptrRegs[REG_INDEX(RBX)] = context.Rbx; |
duke@435 | 544 | ptrRegs[REG_INDEX(RBP)] = context.Rbp; |
duke@435 | 545 | ptrRegs[REG_INDEX(RSP)] = context.Rsp; |
duke@435 | 546 | |
duke@435 | 547 | ptrRegs[REG_INDEX(R8)] = context.R8; |
duke@435 | 548 | ptrRegs[REG_INDEX(R9)] = context.R9; |
duke@435 | 549 | ptrRegs[REG_INDEX(R10)] = context.R10; |
duke@435 | 550 | ptrRegs[REG_INDEX(R11)] = context.R11; |
duke@435 | 551 | ptrRegs[REG_INDEX(R12)] = context.R12; |
duke@435 | 552 | ptrRegs[REG_INDEX(R13)] = context.R13; |
duke@435 | 553 | ptrRegs[REG_INDEX(R14)] = context.R14; |
duke@435 | 554 | ptrRegs[REG_INDEX(R15)] = context.R15; |
duke@435 | 555 | |
duke@435 | 556 | // Program counter |
duke@435 | 557 | ptrRegs[REG_INDEX(RIP)] = context.Rip; |
duke@435 | 558 | #endif |
duke@435 | 559 | |
duke@435 | 560 | env->ReleaseLongArrayElements(regs, ptrRegs, JNI_COMMIT); |
duke@435 | 561 | CHECK_EXCEPTION_(false); |
duke@435 | 562 | |
duke@435 | 563 | env->CallVoidMethod(obj, setThreadIntegerRegisterSet_ID, |
duke@435 | 564 | (jlong) ptrThreadIds.asPtr()[t], regs); |
duke@435 | 565 | CHECK_EXCEPTION_(false); |
duke@435 | 566 | |
duke@435 | 567 | ULONG sysId; |
duke@435 | 568 | if (ptrIDebugSystemObjects->GetCurrentThreadSystemId(&sysId) != S_OK) { |
duke@435 | 569 | THROW_NEW_DEBUGGER_EXCEPTION_("Windbg Error: GetCurrentThreadSystemId failed!", false); |
duke@435 | 570 | } |
duke@435 | 571 | |
duke@435 | 572 | env->CallVoidMethod(obj, addThread_ID, (jlong) sysId); |
duke@435 | 573 | CHECK_EXCEPTION_(false); |
duke@435 | 574 | } |
duke@435 | 575 | |
duke@435 | 576 | return true; |
duke@435 | 577 | } |
duke@435 | 578 | |
duke@435 | 579 | /* |
duke@435 | 580 | * Class: sun_jvm_hotspot_debugger_windbg_WindbgDebuggerLocal |
duke@435 | 581 | * Method: attach0 |
duke@435 | 582 | * Signature: (Ljava/lang/String;Ljava/lang/String;)V |
duke@435 | 583 | */ |
duke@435 | 584 | JNIEXPORT void JNICALL Java_sun_jvm_hotspot_debugger_windbg_WindbgDebuggerLocal_attach0__Ljava_lang_String_2Ljava_lang_String_2 |
duke@435 | 585 | (JNIEnv *env, jobject obj, jstring execName, jstring coreFileName) { |
duke@435 | 586 | |
duke@435 | 587 | if (getWindbgInterfaces(env, obj) == false) { |
duke@435 | 588 | return; |
duke@435 | 589 | } |
duke@435 | 590 | |
duke@435 | 591 | if (openDumpFile(env, obj, coreFileName) == false) { |
duke@435 | 592 | return; |
duke@435 | 593 | } |
duke@435 | 594 | |
duke@435 | 595 | if (addLoadObjects(env, obj) == false) { |
duke@435 | 596 | return; |
duke@435 | 597 | } |
duke@435 | 598 | |
duke@435 | 599 | if (addThreads(env, obj) == false) { |
duke@435 | 600 | return; |
duke@435 | 601 | } |
duke@435 | 602 | } |
duke@435 | 603 | |
duke@435 | 604 | /* |
duke@435 | 605 | * Class: sun_jvm_hotspot_debugger_windbg_WindbgDebuggerLocal |
duke@435 | 606 | * Method: attach0 |
duke@435 | 607 | * Signature: (I)V |
duke@435 | 608 | */ |
duke@435 | 609 | JNIEXPORT void JNICALL Java_sun_jvm_hotspot_debugger_windbg_WindbgDebuggerLocal_attach0__I |
duke@435 | 610 | (JNIEnv *env, jobject obj, jint pid) { |
duke@435 | 611 | |
duke@435 | 612 | if (getWindbgInterfaces(env, obj) == false) { |
duke@435 | 613 | return; |
duke@435 | 614 | } |
duke@435 | 615 | |
duke@435 | 616 | if (attachToProcess(env, obj, pid) == false) { |
duke@435 | 617 | return; |
duke@435 | 618 | } |
duke@435 | 619 | |
duke@435 | 620 | if (addLoadObjects(env, obj) == false) { |
duke@435 | 621 | return; |
duke@435 | 622 | } |
duke@435 | 623 | |
duke@435 | 624 | if (addThreads(env, obj) == false) { |
duke@435 | 625 | return; |
duke@435 | 626 | } |
duke@435 | 627 | } |
duke@435 | 628 | |
duke@435 | 629 | |
duke@435 | 630 | static bool releaseWindbgInterfaces(JNIEnv* env, jobject obj) { |
duke@435 | 631 | IDebugDataSpaces* ptrIDebugDataSpaces = (IDebugDataSpaces*) env->GetLongField(obj, |
duke@435 | 632 | ptrIDebugDataSpaces_ID); |
duke@435 | 633 | CHECK_EXCEPTION_(false); |
duke@435 | 634 | if (ptrIDebugDataSpaces != 0) { |
duke@435 | 635 | ptrIDebugDataSpaces->Release(); |
duke@435 | 636 | } |
duke@435 | 637 | |
duke@435 | 638 | IDebugOutputCallbacks* ptrIDebugOutputCallbacks = (IDebugOutputCallbacks*) |
duke@435 | 639 | env->GetLongField(obj, ptrIDebugOutputCallbacks_ID); |
duke@435 | 640 | CHECK_EXCEPTION_(false); |
duke@435 | 641 | if (ptrIDebugOutputCallbacks != 0) { |
duke@435 | 642 | ptrIDebugOutputCallbacks->Release(); |
duke@435 | 643 | } |
duke@435 | 644 | |
duke@435 | 645 | IDebugAdvanced* ptrIDebugAdvanced = (IDebugAdvanced*) env->GetLongField(obj, |
duke@435 | 646 | ptrIDebugAdvanced_ID); |
duke@435 | 647 | CHECK_EXCEPTION_(false); |
duke@435 | 648 | |
duke@435 | 649 | if (ptrIDebugAdvanced != 0) { |
duke@435 | 650 | ptrIDebugAdvanced->Release(); |
duke@435 | 651 | } |
duke@435 | 652 | |
duke@435 | 653 | IDebugSymbols* ptrIDebugSymbols = (IDebugSymbols*) env->GetLongField(obj, |
duke@435 | 654 | ptrIDebugSymbols_ID); |
duke@435 | 655 | CHECK_EXCEPTION_(false); |
duke@435 | 656 | if (ptrIDebugSymbols != 0) { |
duke@435 | 657 | ptrIDebugSymbols->Release(); |
duke@435 | 658 | } |
duke@435 | 659 | |
duke@435 | 660 | IDebugSystemObjects* ptrIDebugSystemObjects = (IDebugSystemObjects*) env->GetLongField(obj, |
duke@435 | 661 | ptrIDebugSystemObjects_ID); |
duke@435 | 662 | CHECK_EXCEPTION_(false); |
duke@435 | 663 | if (ptrIDebugSystemObjects != 0) { |
duke@435 | 664 | ptrIDebugSystemObjects->Release(); |
duke@435 | 665 | } |
duke@435 | 666 | |
duke@435 | 667 | IDebugControl* ptrIDebugControl = (IDebugControl*) env->GetLongField(obj, |
duke@435 | 668 | ptrIDebugControl_ID); |
duke@435 | 669 | CHECK_EXCEPTION_(false); |
duke@435 | 670 | if (ptrIDebugControl != 0) { |
duke@435 | 671 | ptrIDebugControl->Release(); |
duke@435 | 672 | } |
duke@435 | 673 | |
duke@435 | 674 | IDebugClient* ptrIDebugClient = (IDebugClient*) env->GetLongField(obj, |
duke@435 | 675 | ptrIDebugClient_ID); |
duke@435 | 676 | CHECK_EXCEPTION_(false); |
duke@435 | 677 | if (ptrIDebugClient != 0) { |
duke@435 | 678 | ptrIDebugClient->Release(); |
duke@435 | 679 | } |
duke@435 | 680 | |
duke@435 | 681 | return true; |
duke@435 | 682 | } |
duke@435 | 683 | |
duke@435 | 684 | /* |
duke@435 | 685 | * Class: sun_jvm_hotspot_debugger_windbg_WindbgDebuggerLocal |
duke@435 | 686 | * Method: detach0 |
duke@435 | 687 | * Signature: ()V |
duke@435 | 688 | */ |
duke@435 | 689 | JNIEXPORT void JNICALL Java_sun_jvm_hotspot_debugger_windbg_WindbgDebuggerLocal_detach0 |
duke@435 | 690 | (JNIEnv *env, jobject obj) { |
duke@435 | 691 | IDebugClient* ptrIDebugClient = (IDebugClient*) env->GetLongField(obj, |
duke@435 | 692 | ptrIDebugClient_ID); |
duke@435 | 693 | CHECK_EXCEPTION; |
duke@435 | 694 | ptrIDebugClient->DetachProcesses(); |
duke@435 | 695 | releaseWindbgInterfaces(env, obj); |
duke@435 | 696 | } |
duke@435 | 697 | |
duke@435 | 698 | |
duke@435 | 699 | /* |
duke@435 | 700 | * Class: sun_jvm_hotspot_debugger_windbg_WindbgDebuggerLocal |
duke@435 | 701 | * Method: readBytesFromProcess0 |
duke@435 | 702 | * Signature: (JJ)[B |
duke@435 | 703 | */ |
duke@435 | 704 | JNIEXPORT jbyteArray JNICALL Java_sun_jvm_hotspot_debugger_windbg_WindbgDebuggerLocal_readBytesFromProcess0 |
duke@435 | 705 | (JNIEnv *env, jobject obj, jlong address, jlong numBytes) { |
duke@435 | 706 | jbyteArray byteArray = env->NewByteArray((long) numBytes); |
duke@435 | 707 | CHECK_EXCEPTION_(0); |
duke@435 | 708 | |
duke@435 | 709 | jboolean isCopy = JNI_FALSE; |
duke@435 | 710 | jbyte* bytePtr = env->GetByteArrayElements(byteArray, &isCopy); |
duke@435 | 711 | CHECK_EXCEPTION_(0); |
duke@435 | 712 | |
duke@435 | 713 | IDebugDataSpaces* ptrIDebugDataSpaces = (IDebugDataSpaces*) env->GetLongField(obj, |
duke@435 | 714 | ptrIDebugDataSpaces_ID); |
duke@435 | 715 | CHECK_EXCEPTION_(0); |
duke@435 | 716 | |
duke@435 | 717 | ULONG bytesRead; |
duke@435 | 718 | if (ptrIDebugDataSpaces->ReadVirtual((ULONG64) address, (PVOID) bytePtr, |
duke@435 | 719 | (ULONG)numBytes, &bytesRead) != S_OK) { |
duke@435 | 720 | THROW_NEW_DEBUGGER_EXCEPTION_("Windbg Error: ReadVirtual failed!", 0); |
duke@435 | 721 | } |
duke@435 | 722 | |
duke@435 | 723 | if (bytesRead != numBytes) { |
duke@435 | 724 | return 0; |
duke@435 | 725 | } |
duke@435 | 726 | |
duke@435 | 727 | env->ReleaseByteArrayElements(byteArray, bytePtr, 0); |
duke@435 | 728 | CHECK_EXCEPTION_(0); |
duke@435 | 729 | |
duke@435 | 730 | return byteArray; |
duke@435 | 731 | } |
duke@435 | 732 | |
duke@435 | 733 | /* |
duke@435 | 734 | * Class: sun_jvm_hotspot_debugger_windbg_WindbgDebuggerLocal |
duke@435 | 735 | * Method: getThreadIdFromSysId0 |
duke@435 | 736 | * Signature: (J)J |
duke@435 | 737 | */ |
duke@435 | 738 | JNIEXPORT jlong JNICALL Java_sun_jvm_hotspot_debugger_windbg_WindbgDebuggerLocal_getThreadIdFromSysId0 |
duke@435 | 739 | (JNIEnv *env, jobject obj, jlong sysId) { |
duke@435 | 740 | IDebugSystemObjects* ptrIDebugSystemObjects = (IDebugSystemObjects*) env->GetLongField(obj, |
duke@435 | 741 | ptrIDebugSystemObjects_ID); |
duke@435 | 742 | CHECK_EXCEPTION_(0); |
duke@435 | 743 | |
duke@435 | 744 | ULONG id = 0; |
duke@435 | 745 | if (ptrIDebugSystemObjects->GetThreadIdBySystemId((ULONG)sysId, &id) != S_OK) { |
duke@435 | 746 | THROW_NEW_DEBUGGER_EXCEPTION_("Windbg Error: GetThreadIdBySystemId failed!", 0); |
duke@435 | 747 | } |
duke@435 | 748 | |
duke@435 | 749 | return (jlong) id; |
duke@435 | 750 | } |
duke@435 | 751 | |
duke@435 | 752 | // manage COM 'auto' pointers (to avoid multiple Release |
duke@435 | 753 | // calls at every early (exception) returns). Similar to AutoArrayPtr. |
duke@435 | 754 | |
duke@435 | 755 | template <class T> |
duke@435 | 756 | class AutoCOMPtr { |
duke@435 | 757 | T* m_ptr; |
duke@435 | 758 | |
duke@435 | 759 | public: |
duke@435 | 760 | AutoCOMPtr(T* ptr) : m_ptr(ptr) { |
duke@435 | 761 | } |
duke@435 | 762 | |
duke@435 | 763 | ~AutoCOMPtr() { |
duke@435 | 764 | if (m_ptr) { |
duke@435 | 765 | m_ptr->Release(); |
duke@435 | 766 | } |
duke@435 | 767 | } |
duke@435 | 768 | |
duke@435 | 769 | T* operator->() { |
duke@435 | 770 | return m_ptr; |
duke@435 | 771 | } |
duke@435 | 772 | }; |
duke@435 | 773 | |
duke@435 | 774 | /* |
duke@435 | 775 | * Class: sun_jvm_hotspot_debugger_windbg_WindbgDebuggerLocal |
duke@435 | 776 | * Method: consoleExecuteCommand0 |
duke@435 | 777 | * Signature: (Ljava/lang/String;)Ljava/lang/String; |
duke@435 | 778 | */ |
duke@435 | 779 | JNIEXPORT jstring JNICALL Java_sun_jvm_hotspot_debugger_windbg_WindbgDebuggerLocal_consoleExecuteCommand0 |
duke@435 | 780 | (JNIEnv *env, jobject obj, jstring cmd) { |
duke@435 | 781 | jboolean isCopy = JNI_FALSE; |
duke@435 | 782 | const char* buf = env->GetStringUTFChars(cmd, &isCopy); |
duke@435 | 783 | CHECK_EXCEPTION_(0); |
duke@435 | 784 | AutoJavaString command(env, cmd, buf); |
duke@435 | 785 | |
duke@435 | 786 | IDebugClient* ptrIDebugClient = (IDebugClient*) env->GetLongField(obj, ptrIDebugClient_ID); |
duke@435 | 787 | CHECK_EXCEPTION_(0); |
duke@435 | 788 | |
duke@435 | 789 | IDebugClient* tmpClientPtr = 0; |
duke@435 | 790 | if (ptrIDebugClient->CreateClient(&tmpClientPtr) != S_OK) { |
duke@435 | 791 | THROW_NEW_DEBUGGER_EXCEPTION_("Windbg Error: CreateClient failed!", 0); |
duke@435 | 792 | } |
duke@435 | 793 | AutoCOMPtr<IDebugClient> tmpClient(tmpClientPtr); |
duke@435 | 794 | |
duke@435 | 795 | IDebugControl* tmpControlPtr = 0; |
duke@435 | 796 | if (tmpClient->QueryInterface(__uuidof(IDebugControl), (PVOID*) &tmpControlPtr) != S_OK) { |
duke@435 | 797 | THROW_NEW_DEBUGGER_EXCEPTION_("Windbg Error: QueryInterface (IDebugControl) failed", 0); |
duke@435 | 798 | } |
duke@435 | 799 | AutoCOMPtr<IDebugControl> tmpControl(tmpControlPtr); |
duke@435 | 800 | |
duke@435 | 801 | SAOutputCallbacks* saOutputCallbacks = (SAOutputCallbacks*) env->GetLongField(obj, |
duke@435 | 802 | ptrIDebugOutputCallbacks_ID); |
duke@435 | 803 | CHECK_EXCEPTION_(0); |
duke@435 | 804 | |
duke@435 | 805 | saOutputCallbacks->clearBuffer(); |
duke@435 | 806 | |
duke@435 | 807 | if (tmpClient->SetOutputCallbacks(saOutputCallbacks) != S_OK) { |
duke@435 | 808 | THROW_NEW_DEBUGGER_EXCEPTION_("Windbg Error: SetOutputCallbacks failed!", 0); |
duke@435 | 809 | } |
duke@435 | 810 | |
duke@435 | 811 | tmpControl->Execute(DEBUG_OUTPUT_VERBOSE, command, DEBUG_EXECUTE_DEFAULT); |
duke@435 | 812 | |
duke@435 | 813 | const char* output = saOutputCallbacks->getBuffer(); |
duke@435 | 814 | if (output == 0) { |
duke@435 | 815 | output = ""; |
duke@435 | 816 | } |
duke@435 | 817 | |
duke@435 | 818 | jstring res = env->NewStringUTF(output); |
duke@435 | 819 | saOutputCallbacks->clearBuffer(); |
duke@435 | 820 | return res; |
duke@435 | 821 | } |
duke@435 | 822 | |
duke@435 | 823 | /* |
duke@435 | 824 | * Class: sun_jvm_hotspot_debugger_windbg_WindbgDebuggerLocal |
duke@435 | 825 | * Method: lookupByName0 |
duke@435 | 826 | * Signature: (Ljava/lang/String;Ljava/lang/String;)J |
duke@435 | 827 | */ |
duke@435 | 828 | |
duke@435 | 829 | JNIEXPORT jlong JNICALL Java_sun_jvm_hotspot_debugger_windbg_WindbgDebuggerLocal_lookupByName0 |
duke@435 | 830 | (JNIEnv *env, jobject obj, jstring objName, jstring sym) { |
duke@435 | 831 | IDebugSymbols* ptrIDebugSymbols = (IDebugSymbols*) env->GetLongField(obj, |
duke@435 | 832 | ptrIDebugSymbols_ID); |
duke@435 | 833 | CHECK_EXCEPTION_(0); |
duke@435 | 834 | |
duke@435 | 835 | jboolean isCopy; |
duke@435 | 836 | const char* buf = env->GetStringUTFChars(sym, &isCopy); |
duke@435 | 837 | CHECK_EXCEPTION_(0); |
duke@435 | 838 | AutoJavaString name(env, sym, buf); |
duke@435 | 839 | |
duke@435 | 840 | ULONG64 offset = 0L; |
duke@435 | 841 | if (strstr(name, "::") != 0) { |
duke@435 | 842 | ptrIDebugSymbols->AddSymbolOptions(SYMOPT_UNDNAME); |
duke@435 | 843 | } else { |
duke@435 | 844 | ptrIDebugSymbols->RemoveSymbolOptions(SYMOPT_UNDNAME); |
duke@435 | 845 | } |
duke@435 | 846 | if (ptrIDebugSymbols->GetOffsetByName(name, &offset) != S_OK) { |
duke@435 | 847 | return (jlong) 0; |
duke@435 | 848 | } |
duke@435 | 849 | return (jlong) offset; |
duke@435 | 850 | } |
duke@435 | 851 | |
duke@435 | 852 | #define SYMBOL_BUFSIZE 512 |
duke@435 | 853 | /* |
duke@435 | 854 | * Class: sun_jvm_hotspot_debugger_windbg_WindbgDebuggerLocal |
duke@435 | 855 | * Method: lookupByAddress0 |
duke@435 | 856 | * Signature: (J)Lsun/jvm/hotspot/debugger/cdbg/ClosestSymbol; |
duke@435 | 857 | */ |
duke@435 | 858 | JNIEXPORT jobject JNICALL Java_sun_jvm_hotspot_debugger_windbg_WindbgDebuggerLocal_lookupByAddress0 |
duke@435 | 859 | (JNIEnv *env, jobject obj, jlong address) { |
duke@435 | 860 | IDebugSymbols* ptrIDebugSymbols = (IDebugSymbols*) env->GetLongField(obj, |
duke@435 | 861 | ptrIDebugSymbols_ID); |
duke@435 | 862 | CHECK_EXCEPTION_(0); |
duke@435 | 863 | |
duke@435 | 864 | ULONG64 disp = 0L; |
duke@435 | 865 | char buf[SYMBOL_BUFSIZE]; |
duke@435 | 866 | memset(buf, 0, sizeof(buf)); |
duke@435 | 867 | |
duke@435 | 868 | if (ptrIDebugSymbols->GetNameByOffset(address, buf, sizeof(buf),0,&disp) |
duke@435 | 869 | != S_OK) { |
duke@435 | 870 | return 0; |
duke@435 | 871 | } |
duke@435 | 872 | |
duke@435 | 873 | jstring sym = env->NewStringUTF(buf); |
duke@435 | 874 | CHECK_EXCEPTION_(0); |
duke@435 | 875 | jobject res = env->CallObjectMethod(obj, createClosestSymbol_ID, sym, disp); |
duke@435 | 876 | CHECK_EXCEPTION_(0); |
duke@435 | 877 | return res; |
duke@435 | 878 | } |