ager@chromium.org | 9258b6b | 2008-09-11 09:11:10 +0000 | [diff] [blame] | 1 | // Copyright 2007-2008 the V8 project authors. All rights reserved. |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2 | // Redistribution and use in source and binary forms, with or without |
| 3 | // modification, are permitted provided that the following conditions are |
| 4 | // met: |
| 5 | // |
| 6 | // * Redistributions of source code must retain the above copyright |
| 7 | // notice, this list of conditions and the following disclaimer. |
| 8 | // * Redistributions in binary form must reproduce the above |
| 9 | // copyright notice, this list of conditions and the following |
| 10 | // disclaimer in the documentation and/or other materials provided |
| 11 | // with the distribution. |
| 12 | // * Neither the name of Google Inc. nor the names of its |
| 13 | // contributors may be used to endorse or promote products derived |
| 14 | // from this software without specific prior written permission. |
| 15 | // |
| 16 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | |
| 28 | #include "v8.h" |
| 29 | |
| 30 | #include "api.h" |
| 31 | #include "bootstrapper.h" |
| 32 | #include "compiler.h" |
| 33 | #include "debug.h" |
| 34 | #include "execution.h" |
| 35 | #include "global-handles.h" |
| 36 | #include "platform.h" |
| 37 | #include "serialize.h" |
| 38 | #include "snapshot.h" |
| 39 | |
| 40 | |
| 41 | namespace i = v8::internal; |
| 42 | #define LOG_API(expr) LOG(ApiEntryCall(expr)) |
| 43 | |
| 44 | |
| 45 | namespace v8 { |
| 46 | |
| 47 | |
| 48 | #define ON_BAILOUT(location, code) \ |
| 49 | if (IsDeadCheck(location)) { \ |
| 50 | code; \ |
| 51 | UNREACHABLE(); \ |
| 52 | } |
| 53 | |
| 54 | |
| 55 | #define EXCEPTION_PREAMBLE() \ |
| 56 | thread_local.IncrementCallDepth(); \ |
| 57 | ASSERT(!i::Top::external_caught_exception()); \ |
| 58 | bool has_pending_exception = false |
| 59 | |
| 60 | |
| 61 | #define EXCEPTION_BAILOUT_CHECK(value) \ |
| 62 | do { \ |
| 63 | thread_local.DecrementCallDepth(); \ |
| 64 | if (has_pending_exception) { \ |
| 65 | if (thread_local.CallDepthIsZero() && i::Top::is_out_of_memory()) { \ |
| 66 | if (!thread_local.IgnoreOutOfMemory()) \ |
| 67 | i::V8::FatalProcessOutOfMemory(NULL); \ |
| 68 | } \ |
| 69 | bool call_depth_is_zero = thread_local.CallDepthIsZero(); \ |
| 70 | i::Top::optional_reschedule_exception(call_depth_is_zero); \ |
| 71 | return value; \ |
| 72 | } \ |
| 73 | } while (false) |
| 74 | |
| 75 | |
| 76 | // --- D a t a t h a t i s s p e c i f i c t o a t h r e a d --- |
| 77 | |
| 78 | |
| 79 | static i::HandleScopeImplementer thread_local; |
| 80 | |
| 81 | |
| 82 | // --- E x c e p t i o n B e h a v i o r --- |
| 83 | |
| 84 | |
| 85 | static bool has_shut_down = false; |
| 86 | static FatalErrorCallback exception_behavior = NULL; |
| 87 | |
| 88 | |
| 89 | static void DefaultFatalErrorHandler(const char* location, |
| 90 | const char* message) { |
| 91 | API_Fatal(location, message); |
| 92 | } |
| 93 | |
| 94 | |
| 95 | |
| 96 | static FatalErrorCallback& GetFatalErrorHandler() { |
| 97 | if (exception_behavior == NULL) { |
| 98 | exception_behavior = DefaultFatalErrorHandler; |
| 99 | } |
| 100 | return exception_behavior; |
| 101 | } |
| 102 | |
| 103 | |
| 104 | |
| 105 | // When V8 cannot allocated memory FatalProcessOutOfMemory is called. |
| 106 | // The default fatal error handler is called and execution is stopped. |
| 107 | void i::V8::FatalProcessOutOfMemory(const char* location) { |
| 108 | has_shut_down = true; |
| 109 | FatalErrorCallback callback = GetFatalErrorHandler(); |
| 110 | callback(location, "Allocation failed - process out of memory"); |
| 111 | // If the callback returns, we stop execution. |
| 112 | UNREACHABLE(); |
| 113 | } |
| 114 | |
| 115 | |
| 116 | void V8::SetFatalErrorHandler(FatalErrorCallback that) { |
| 117 | exception_behavior = that; |
| 118 | } |
| 119 | |
| 120 | |
| 121 | bool Utils::ReportApiFailure(const char* location, const char* message) { |
| 122 | FatalErrorCallback callback = GetFatalErrorHandler(); |
| 123 | callback(location, message); |
| 124 | has_shut_down = true; |
| 125 | return false; |
| 126 | } |
| 127 | |
| 128 | |
| 129 | bool V8::IsDead() { |
| 130 | return has_shut_down; |
| 131 | } |
| 132 | |
| 133 | |
| 134 | static inline bool ApiCheck(bool condition, |
| 135 | const char* location, |
| 136 | const char* message) { |
| 137 | return condition ? true : Utils::ReportApiFailure(location, message); |
| 138 | } |
| 139 | |
| 140 | |
| 141 | static bool ReportV8Dead(const char* location) { |
| 142 | FatalErrorCallback callback = GetFatalErrorHandler(); |
| 143 | callback(location, "V8 is no longer useable"); |
| 144 | return true; |
| 145 | } |
| 146 | |
| 147 | |
| 148 | static bool ReportEmptyHandle(const char* location) { |
| 149 | FatalErrorCallback callback = GetFatalErrorHandler(); |
| 150 | callback(location, "Reading from empty handle"); |
| 151 | return true; |
| 152 | } |
| 153 | |
| 154 | |
| 155 | /** |
| 156 | * IsDeadCheck checks that the vm is useable. If, for instance, the vm has been |
| 157 | * out of memory at some point this check will fail. It should be called on |
| 158 | * entry to all methods that touch anything in the heap, except destructors |
| 159 | * which you sometimes can't avoid calling after the vm has crashed. Functions |
| 160 | * that call EnsureInitialized or ON_BAILOUT don't have to also call |
| 161 | * IsDeadCheck. ON_BAILOUT has the advantage over EnsureInitialized that you |
| 162 | * can arrange to return if the VM is dead. This is needed to ensure that no VM |
| 163 | * heap allocations are attempted on a dead VM. EnsureInitialized has the |
| 164 | * advantage over ON_BAILOUT that it actually initializes the VM if this has not |
| 165 | * yet been done. |
| 166 | */ |
| 167 | static inline bool IsDeadCheck(const char* location) { |
| 168 | return has_shut_down ? ReportV8Dead(location) : false; |
| 169 | } |
| 170 | |
| 171 | |
| 172 | static inline bool EmptyCheck(const char* location, v8::Handle<v8::Data> obj) { |
| 173 | return obj.IsEmpty() ? ReportEmptyHandle(location) : false; |
| 174 | } |
| 175 | |
| 176 | |
| 177 | static inline bool EmptyCheck(const char* location, v8::Data* obj) { |
| 178 | return (obj == 0) ? ReportEmptyHandle(location) : false; |
| 179 | } |
| 180 | |
| 181 | // --- S t a t i c s --- |
| 182 | |
| 183 | |
| 184 | static i::StringInputBuffer write_input_buffer; |
| 185 | |
| 186 | |
| 187 | static void EnsureInitialized(const char* location) { |
| 188 | if (IsDeadCheck(location)) return; |
| 189 | ApiCheck(v8::V8::Initialize(), location, "Error initializing V8"); |
| 190 | } |
| 191 | |
| 192 | |
| 193 | v8::Handle<v8::Primitive> ImplementationUtilities::Undefined() { |
| 194 | if (IsDeadCheck("v8::Undefined()")) return v8::Handle<v8::Primitive>(); |
| 195 | EnsureInitialized("v8::Undefined()"); |
| 196 | return v8::Handle<Primitive>(ToApi<Primitive>(i::Factory::undefined_value())); |
| 197 | } |
| 198 | |
| 199 | |
| 200 | v8::Handle<v8::Primitive> ImplementationUtilities::Null() { |
| 201 | if (IsDeadCheck("v8::Null()")) return v8::Handle<v8::Primitive>(); |
| 202 | EnsureInitialized("v8::Null()"); |
| 203 | return v8::Handle<Primitive>(ToApi<Primitive>(i::Factory::null_value())); |
| 204 | } |
| 205 | |
| 206 | |
| 207 | v8::Handle<v8::Boolean> ImplementationUtilities::True() { |
| 208 | if (IsDeadCheck("v8::True()")) return v8::Handle<v8::Boolean>(); |
| 209 | EnsureInitialized("v8::True()"); |
| 210 | return v8::Handle<v8::Boolean>(ToApi<Boolean>(i::Factory::true_value())); |
| 211 | } |
| 212 | |
| 213 | |
| 214 | v8::Handle<v8::Boolean> ImplementationUtilities::False() { |
| 215 | if (IsDeadCheck("v8::False()")) return v8::Handle<v8::Boolean>(); |
| 216 | EnsureInitialized("v8::False()"); |
| 217 | return v8::Handle<v8::Boolean>(ToApi<Boolean>(i::Factory::false_value())); |
| 218 | } |
| 219 | |
| 220 | |
| 221 | void V8::SetFlagsFromString(const char* str, int length) { |
| 222 | i::FlagList::SetFlagsFromString(str, length); |
| 223 | } |
| 224 | |
| 225 | |
mads.s.ager@gmail.com | 9a4089a | 2008-09-01 08:55:01 +0000 | [diff] [blame] | 226 | void V8::SetFlagsFromCommandLine(int* argc, char** argv, bool remove_flags) { |
| 227 | i::FlagList::SetFlagsFromCommandLine(argc, argv, remove_flags); |
| 228 | } |
| 229 | |
| 230 | |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 231 | v8::Handle<Value> ThrowException(v8::Handle<v8::Value> value) { |
| 232 | if (IsDeadCheck("v8::ThrowException()")) return v8::Handle<Value>(); |
kasperl@chromium.org | 9fe21c6 | 2008-10-28 08:53:51 +0000 | [diff] [blame] | 233 | // If we're passed an empty handle, we throw an undefined exception |
| 234 | // to deal more gracefully with out of memory situations. |
| 235 | if (value.IsEmpty()) { |
| 236 | i::Top::ScheduleThrow(i::Heap::undefined_value()); |
| 237 | } else { |
| 238 | i::Top::ScheduleThrow(*Utils::OpenHandle(*value)); |
| 239 | } |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 240 | return v8::Undefined(); |
| 241 | } |
| 242 | |
| 243 | |
| 244 | RegisteredExtension* RegisteredExtension::first_extension_ = NULL; |
| 245 | |
| 246 | |
| 247 | RegisteredExtension::RegisteredExtension(Extension* extension) |
| 248 | : extension_(extension), state_(UNVISITED) { } |
| 249 | |
| 250 | |
| 251 | void RegisteredExtension::Register(RegisteredExtension* that) { |
| 252 | that->next_ = RegisteredExtension::first_extension_; |
| 253 | RegisteredExtension::first_extension_ = that; |
| 254 | } |
| 255 | |
| 256 | |
| 257 | void RegisterExtension(Extension* that) { |
| 258 | RegisteredExtension* extension = new RegisteredExtension(that); |
| 259 | RegisteredExtension::Register(extension); |
| 260 | } |
| 261 | |
| 262 | |
| 263 | Extension::Extension(const char* name, |
| 264 | const char* source, |
| 265 | int dep_count, |
| 266 | const char** deps) |
| 267 | : name_(name), |
| 268 | source_(source), |
| 269 | dep_count_(dep_count), |
| 270 | deps_(deps), |
| 271 | auto_enable_(false) { } |
| 272 | |
| 273 | |
| 274 | v8::Handle<Primitive> Undefined() { |
| 275 | LOG_API("Undefined"); |
| 276 | return ImplementationUtilities::Undefined(); |
| 277 | } |
| 278 | |
| 279 | |
| 280 | v8::Handle<Primitive> Null() { |
| 281 | LOG_API("Null"); |
| 282 | return ImplementationUtilities::Null(); |
| 283 | } |
| 284 | |
| 285 | |
| 286 | v8::Handle<Boolean> True() { |
| 287 | LOG_API("True"); |
| 288 | return ImplementationUtilities::True(); |
| 289 | } |
| 290 | |
| 291 | |
| 292 | v8::Handle<Boolean> False() { |
| 293 | LOG_API("False"); |
| 294 | return ImplementationUtilities::False(); |
| 295 | } |
| 296 | |
| 297 | |
| 298 | ResourceConstraints::ResourceConstraints() |
| 299 | : max_young_space_size_(0), |
| 300 | max_old_space_size_(0), |
| 301 | stack_limit_(NULL) { } |
| 302 | |
| 303 | |
| 304 | bool SetResourceConstraints(ResourceConstraints* constraints) { |
| 305 | bool result = i::Heap::ConfigureHeap(constraints->max_young_space_size(), |
| 306 | constraints->max_old_space_size()); |
| 307 | if (!result) return false; |
| 308 | if (constraints->stack_limit() != NULL) { |
| 309 | uintptr_t limit = reinterpret_cast<uintptr_t>(constraints->stack_limit()); |
| 310 | i::StackGuard::SetStackLimit(limit); |
| 311 | } |
| 312 | return true; |
| 313 | } |
| 314 | |
| 315 | |
| 316 | void** V8::GlobalizeReference(void** obj) { |
| 317 | LOG_API("Persistent::New"); |
| 318 | if (IsDeadCheck("V8::Persistent::New")) return NULL; |
| 319 | i::Handle<i::Object> result = |
| 320 | i::GlobalHandles::Create(*reinterpret_cast<i::Object**>(obj)); |
| 321 | return reinterpret_cast<void**>(result.location()); |
| 322 | } |
| 323 | |
| 324 | |
| 325 | void V8::MakeWeak(void** object, void* parameters, |
| 326 | WeakReferenceCallback callback) { |
| 327 | LOG_API("MakeWeak"); |
| 328 | i::GlobalHandles::MakeWeak(reinterpret_cast<i::Object**>(object), parameters, |
| 329 | callback); |
| 330 | } |
| 331 | |
| 332 | |
| 333 | void V8::ClearWeak(void** obj) { |
| 334 | LOG_API("ClearWeak"); |
| 335 | i::GlobalHandles::ClearWeakness(reinterpret_cast<i::Object**>(obj)); |
| 336 | } |
| 337 | |
| 338 | |
| 339 | bool V8::IsGlobalNearDeath(void** obj) { |
| 340 | LOG_API("IsGlobalNearDeath"); |
| 341 | if (has_shut_down) return false; |
| 342 | return i::GlobalHandles::IsNearDeath(reinterpret_cast<i::Object**>(obj)); |
| 343 | } |
| 344 | |
| 345 | |
| 346 | bool V8::IsGlobalWeak(void** obj) { |
| 347 | LOG_API("IsGlobalWeak"); |
| 348 | if (has_shut_down) return false; |
| 349 | return i::GlobalHandles::IsWeak(reinterpret_cast<i::Object**>(obj)); |
| 350 | } |
| 351 | |
| 352 | |
| 353 | void V8::DisposeGlobal(void** obj) { |
| 354 | LOG_API("DisposeGlobal"); |
| 355 | if (has_shut_down) return; |
| 356 | i::GlobalHandles::Destroy(reinterpret_cast<i::Object**>(obj)); |
| 357 | } |
| 358 | |
| 359 | // --- H a n d l e s --- |
| 360 | |
| 361 | |
| 362 | HandleScope::Data HandleScope::current_ = { -1, NULL, NULL }; |
| 363 | |
| 364 | |
| 365 | int HandleScope::NumberOfHandles() { |
| 366 | int n = thread_local.Blocks()->length(); |
| 367 | if (n == 0) return 0; |
| 368 | return ((n - 1) * i::kHandleBlockSize) + |
| 369 | (current_.next - thread_local.Blocks()->last()); |
| 370 | } |
| 371 | |
| 372 | |
| 373 | void** v8::HandleScope::CreateHandle(void* value) { |
| 374 | void** result = current_.next; |
| 375 | if (result == current_.limit) { |
| 376 | // Make sure there's at least one scope on the stack and that the |
| 377 | // top of the scope stack isn't a barrier. |
| 378 | if (!ApiCheck(current_.extensions >= 0, |
| 379 | "v8::HandleScope::CreateHandle()", |
| 380 | "Cannot create a handle without a HandleScope")) { |
| 381 | return NULL; |
| 382 | } |
| 383 | // If there's more room in the last block, we use that. This is used |
| 384 | // for fast creation of scopes after scope barriers. |
| 385 | if (!thread_local.Blocks()->is_empty()) { |
| 386 | void** limit = &thread_local.Blocks()->last()[i::kHandleBlockSize]; |
| 387 | if (current_.limit != limit) { |
| 388 | current_.limit = limit; |
| 389 | } |
| 390 | } |
| 391 | |
| 392 | // If we still haven't found a slot for the handle, we extend the |
| 393 | // current handle scope by allocating a new handle block. |
| 394 | if (result == current_.limit) { |
| 395 | // If there's a spare block, use it for growing the current scope. |
| 396 | result = thread_local.GetSpareOrNewBlock(); |
| 397 | // Add the extension to the global list of blocks, but count the |
| 398 | // extension as part of the current scope. |
| 399 | thread_local.Blocks()->Add(result); |
| 400 | current_.extensions++; |
| 401 | current_.limit = &result[i::kHandleBlockSize]; |
| 402 | } |
| 403 | } |
| 404 | |
| 405 | // Update the current next field, set the value in the created |
| 406 | // handle, and return the result. |
| 407 | ASSERT(result < current_.limit); |
| 408 | current_.next = result + 1; |
| 409 | *result = value; |
| 410 | return result; |
| 411 | } |
| 412 | |
| 413 | |
| 414 | void Context::Enter() { |
| 415 | if (IsDeadCheck("v8::Context::Enter()")) return; |
| 416 | i::Handle<i::Context> env = Utils::OpenHandle(this); |
kasper.lund | 4451067 | 2008-07-25 07:37:58 +0000 | [diff] [blame] | 417 | thread_local.EnterContext(env); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 418 | |
kasper.lund | 4451067 | 2008-07-25 07:37:58 +0000 | [diff] [blame] | 419 | thread_local.SaveContext(i::GlobalHandles::Create(i::Top::context())); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 420 | i::Top::set_context(*env); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 421 | } |
| 422 | |
| 423 | |
| 424 | void Context::Exit() { |
| 425 | if (has_shut_down) return; |
kasper.lund | 4451067 | 2008-07-25 07:37:58 +0000 | [diff] [blame] | 426 | if (!ApiCheck(thread_local.LeaveLastContext(), |
| 427 | "v8::Context::Exit()", |
| 428 | "Cannot exit non-entered context")) { |
| 429 | return; |
| 430 | } |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 431 | |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 432 | // Content of 'last_context' could be NULL. |
kasper.lund | 4451067 | 2008-07-25 07:37:58 +0000 | [diff] [blame] | 433 | i::Handle<i::Object> last_context = thread_local.RestoreContext(); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 434 | i::Top::set_context(static_cast<i::Context*>(*last_context)); |
| 435 | i::GlobalHandles::Destroy(last_context.location()); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 436 | } |
| 437 | |
| 438 | |
| 439 | void v8::HandleScope::DeleteExtensions() { |
| 440 | ASSERT(current_.extensions != 0); |
| 441 | thread_local.DeleteExtensions(current_.extensions); |
| 442 | } |
| 443 | |
| 444 | |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 445 | void HandleScope::ZapRange(void** start, void** end) { |
| 446 | if (start == NULL) return; |
| 447 | for (void** p = start; p < end; p++) { |
| 448 | *p = reinterpret_cast<void*>(v8::internal::kHandleZapValue); |
| 449 | } |
| 450 | } |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 451 | |
| 452 | |
| 453 | void** v8::HandleScope::RawClose(void** value) { |
| 454 | if (!ApiCheck(!is_closed_, |
| 455 | "v8::HandleScope::Close()", |
| 456 | "Local scope has already been closed")) { |
| 457 | return 0; |
| 458 | } |
| 459 | LOG_API("CloseHandleScope"); |
| 460 | |
| 461 | // Read the result before popping the handle block. |
| 462 | i::Object* result = reinterpret_cast<i::Object*>(*value); |
| 463 | is_closed_ = true; |
| 464 | RestorePreviousState(); |
| 465 | |
| 466 | // Allocate a new handle on the previous handle block. |
| 467 | i::Handle<i::Object> handle(result); |
| 468 | return reinterpret_cast<void**>(handle.location()); |
| 469 | } |
| 470 | |
| 471 | |
| 472 | // --- N e a n d e r --- |
| 473 | |
| 474 | |
| 475 | // A constructor cannot easily return an error value, therefore it is necessary |
| 476 | // to check for a dead VM with ON_BAILOUT before constructing any Neander |
| 477 | // objects. To remind you about this there is no HandleScope in the |
| 478 | // NeanderObject constructor. When you add one to the site calling the |
| 479 | // constructor you should check that you ensured the VM was not dead first. |
| 480 | NeanderObject::NeanderObject(int size) { |
| 481 | EnsureInitialized("v8::Nowhere"); |
| 482 | value_ = i::Factory::NewNeanderObject(); |
| 483 | i::Handle<i::FixedArray> elements = i::Factory::NewFixedArray(size); |
| 484 | value_->set_elements(*elements); |
| 485 | } |
| 486 | |
| 487 | |
| 488 | int NeanderObject::size() { |
| 489 | return i::FixedArray::cast(value_->elements())->length(); |
| 490 | } |
| 491 | |
| 492 | |
| 493 | NeanderArray::NeanderArray() : obj_(2) { |
| 494 | obj_.set(0, i::Smi::FromInt(0)); |
| 495 | } |
| 496 | |
| 497 | |
| 498 | int NeanderArray::length() { |
| 499 | return i::Smi::cast(obj_.get(0))->value(); |
| 500 | } |
| 501 | |
| 502 | |
| 503 | i::Object* NeanderArray::get(int offset) { |
| 504 | ASSERT(0 <= offset); |
| 505 | ASSERT(offset < length()); |
| 506 | return obj_.get(offset + 1); |
| 507 | } |
| 508 | |
| 509 | |
| 510 | // This method cannot easily return an error value, therefore it is necessary |
| 511 | // to check for a dead VM with ON_BAILOUT before calling it. To remind you |
| 512 | // about this there is no HandleScope in this method. When you add one to the |
| 513 | // site calling this method you should check that you ensured the VM was not |
| 514 | // dead first. |
| 515 | void NeanderArray::add(i::Handle<i::Object> value) { |
| 516 | int length = this->length(); |
| 517 | int size = obj_.size(); |
| 518 | if (length == size - 1) { |
| 519 | i::Handle<i::FixedArray> new_elms = i::Factory::NewFixedArray(2 * size); |
| 520 | for (int i = 0; i < length; i++) |
| 521 | new_elms->set(i + 1, get(i)); |
| 522 | obj_.value()->set_elements(*new_elms); |
| 523 | } |
| 524 | obj_.set(length + 1, *value); |
| 525 | obj_.set(0, i::Smi::FromInt(length + 1)); |
| 526 | } |
| 527 | |
| 528 | |
| 529 | void NeanderArray::set(int index, i::Object* value) { |
| 530 | if (index < 0 || index >= this->length()) return; |
| 531 | obj_.set(index + 1, value); |
| 532 | } |
| 533 | |
| 534 | |
| 535 | // --- T e m p l a t e --- |
| 536 | |
| 537 | |
| 538 | static void InitializeTemplate(i::Handle<i::TemplateInfo> that, int type) { |
| 539 | that->set_tag(i::Smi::FromInt(type)); |
| 540 | } |
| 541 | |
| 542 | |
| 543 | void Template::Set(v8::Handle<String> name, v8::Handle<Data> value, |
| 544 | v8::PropertyAttribute attribute) { |
| 545 | if (IsDeadCheck("v8::Template::SetProperty()")) return; |
| 546 | HandleScope scope; |
| 547 | i::Handle<i::Object> list(Utils::OpenHandle(this)->property_list()); |
| 548 | if (list->IsUndefined()) { |
| 549 | list = NeanderArray().value(); |
| 550 | Utils::OpenHandle(this)->set_property_list(*list); |
| 551 | } |
| 552 | NeanderArray array(list); |
| 553 | array.add(Utils::OpenHandle(*name)); |
| 554 | array.add(Utils::OpenHandle(*value)); |
| 555 | array.add(Utils::OpenHandle(*v8::Integer::New(attribute))); |
| 556 | } |
| 557 | |
| 558 | |
| 559 | // --- F u n c t i o n T e m p l a t e --- |
| 560 | static void InitializeFunctionTemplate( |
| 561 | i::Handle<i::FunctionTemplateInfo> info) { |
| 562 | info->set_tag(i::Smi::FromInt(Consts::FUNCTION_TEMPLATE)); |
| 563 | info->set_flag(0); |
| 564 | } |
| 565 | |
| 566 | |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 567 | Local<ObjectTemplate> FunctionTemplate::PrototypeTemplate() { |
| 568 | if (IsDeadCheck("v8::FunctionTemplate::PrototypeTemplate()")) { |
| 569 | return Local<ObjectTemplate>(); |
| 570 | } |
| 571 | i::Handle<i::Object> result(Utils::OpenHandle(this)->prototype_template()); |
| 572 | if (result->IsUndefined()) { |
| 573 | result = Utils::OpenHandle(*ObjectTemplate::New()); |
| 574 | Utils::OpenHandle(this)->set_prototype_template(*result); |
| 575 | } |
| 576 | return Local<ObjectTemplate>(ToApi<ObjectTemplate>(result)); |
| 577 | } |
| 578 | |
| 579 | |
| 580 | void FunctionTemplate::Inherit(v8::Handle<FunctionTemplate> value) { |
| 581 | if (IsDeadCheck("v8::FunctionTemplate::Inherit()")) return; |
| 582 | Utils::OpenHandle(this)->set_parent_template(*Utils::OpenHandle(*value)); |
| 583 | } |
| 584 | |
| 585 | |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 586 | // To distinguish the function templates, so that we can find them in the |
| 587 | // function cache of the global context. |
| 588 | static int next_serial_number = 0; |
| 589 | |
| 590 | |
| 591 | Local<FunctionTemplate> FunctionTemplate::New(InvocationCallback callback, |
| 592 | v8::Handle<Value> data, v8::Handle<Signature> signature) { |
| 593 | EnsureInitialized("v8::FunctionTemplate::New()"); |
| 594 | LOG_API("FunctionTemplate::New"); |
| 595 | i::Handle<i::Struct> struct_obj = |
| 596 | i::Factory::NewStruct(i::FUNCTION_TEMPLATE_INFO_TYPE); |
| 597 | i::Handle<i::FunctionTemplateInfo> obj = |
| 598 | i::Handle<i::FunctionTemplateInfo>::cast(struct_obj); |
| 599 | InitializeFunctionTemplate(obj); |
| 600 | obj->set_serial_number(i::Smi::FromInt(next_serial_number++)); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 601 | if (callback != 0) { |
| 602 | if (data.IsEmpty()) data = v8::Undefined(); |
| 603 | Utils::ToLocal(obj)->SetCallHandler(callback, data); |
| 604 | } |
| 605 | obj->set_undetectable(false); |
| 606 | obj->set_needs_access_check(false); |
| 607 | |
| 608 | if (!signature.IsEmpty()) |
| 609 | obj->set_signature(*Utils::OpenHandle(*signature)); |
| 610 | return Utils::ToLocal(obj); |
| 611 | } |
| 612 | |
| 613 | |
| 614 | Local<Signature> Signature::New(Handle<FunctionTemplate> receiver, |
| 615 | int argc, Handle<FunctionTemplate> argv[]) { |
| 616 | EnsureInitialized("v8::Signature::New()"); |
| 617 | LOG_API("Signature::New"); |
| 618 | i::Handle<i::Struct> struct_obj = |
| 619 | i::Factory::NewStruct(i::SIGNATURE_INFO_TYPE); |
| 620 | i::Handle<i::SignatureInfo> obj = |
| 621 | i::Handle<i::SignatureInfo>::cast(struct_obj); |
| 622 | if (!receiver.IsEmpty()) obj->set_receiver(*Utils::OpenHandle(*receiver)); |
| 623 | if (argc > 0) { |
| 624 | i::Handle<i::FixedArray> args = i::Factory::NewFixedArray(argc); |
| 625 | for (int i = 0; i < argc; i++) { |
| 626 | if (!argv[i].IsEmpty()) |
| 627 | args->set(i, *Utils::OpenHandle(*argv[i])); |
| 628 | } |
| 629 | obj->set_args(*args); |
| 630 | } |
| 631 | return Utils::ToLocal(obj); |
| 632 | } |
| 633 | |
| 634 | |
| 635 | Local<TypeSwitch> TypeSwitch::New(Handle<FunctionTemplate> type) { |
| 636 | Handle<FunctionTemplate> types[1] = { type }; |
| 637 | return TypeSwitch::New(1, types); |
| 638 | } |
| 639 | |
| 640 | |
| 641 | Local<TypeSwitch> TypeSwitch::New(int argc, Handle<FunctionTemplate> types[]) { |
| 642 | EnsureInitialized("v8::TypeSwitch::New()"); |
| 643 | LOG_API("TypeSwitch::New"); |
| 644 | i::Handle<i::FixedArray> vector = i::Factory::NewFixedArray(argc); |
| 645 | for (int i = 0; i < argc; i++) |
| 646 | vector->set(i, *Utils::OpenHandle(*types[i])); |
| 647 | i::Handle<i::Struct> struct_obj = |
| 648 | i::Factory::NewStruct(i::TYPE_SWITCH_INFO_TYPE); |
| 649 | i::Handle<i::TypeSwitchInfo> obj = |
| 650 | i::Handle<i::TypeSwitchInfo>::cast(struct_obj); |
| 651 | obj->set_types(*vector); |
| 652 | return Utils::ToLocal(obj); |
| 653 | } |
| 654 | |
| 655 | |
| 656 | int TypeSwitch::match(v8::Handle<Value> value) { |
| 657 | LOG_API("TypeSwitch::match"); |
| 658 | i::Handle<i::Object> obj = Utils::OpenHandle(*value); |
| 659 | i::Handle<i::TypeSwitchInfo> info = Utils::OpenHandle(this); |
| 660 | i::FixedArray* types = i::FixedArray::cast(info->types()); |
| 661 | for (int i = 0; i < types->length(); i++) { |
| 662 | if (obj->IsInstanceOf(i::FunctionTemplateInfo::cast(types->get(i)))) |
| 663 | return i + 1; |
| 664 | } |
| 665 | return 0; |
| 666 | } |
| 667 | |
| 668 | |
| 669 | void FunctionTemplate::SetCallHandler(InvocationCallback callback, |
| 670 | v8::Handle<Value> data) { |
| 671 | if (IsDeadCheck("v8::FunctionTemplate::SetCallHandler()")) return; |
| 672 | HandleScope scope; |
| 673 | i::Handle<i::Struct> struct_obj = |
| 674 | i::Factory::NewStruct(i::CALL_HANDLER_INFO_TYPE); |
| 675 | i::Handle<i::CallHandlerInfo> obj = |
| 676 | i::Handle<i::CallHandlerInfo>::cast(struct_obj); |
| 677 | obj->set_callback(*FromCData(callback)); |
| 678 | if (data.IsEmpty()) data = v8::Undefined(); |
| 679 | obj->set_data(*Utils::OpenHandle(*data)); |
| 680 | Utils::OpenHandle(this)->set_call_code(*obj); |
| 681 | } |
| 682 | |
| 683 | |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 684 | void FunctionTemplate::AddInstancePropertyAccessor( |
| 685 | v8::Handle<String> name, |
| 686 | AccessorGetter getter, |
| 687 | AccessorSetter setter, |
| 688 | v8::Handle<Value> data, |
| 689 | v8::AccessControl settings, |
| 690 | v8::PropertyAttribute attributes) { |
| 691 | if (IsDeadCheck("v8::FunctionTemplate::AddInstancePropertyAccessor()")) { |
| 692 | return; |
| 693 | } |
| 694 | HandleScope scope; |
| 695 | i::Handle<i::AccessorInfo> obj = i::Factory::NewAccessorInfo(); |
| 696 | ASSERT(getter != NULL); |
| 697 | obj->set_getter(*FromCData(getter)); |
| 698 | obj->set_setter(*FromCData(setter)); |
| 699 | if (data.IsEmpty()) data = v8::Undefined(); |
| 700 | obj->set_data(*Utils::OpenHandle(*data)); |
| 701 | obj->set_name(*Utils::OpenHandle(*name)); |
| 702 | if (settings & ALL_CAN_READ) obj->set_all_can_read(true); |
| 703 | if (settings & ALL_CAN_WRITE) obj->set_all_can_write(true); |
ager@chromium.org | 870a0b6 | 2008-11-04 11:43:05 +0000 | [diff] [blame] | 704 | if (settings & PROHIBITS_OVERWRITING) obj->set_prohibits_overwriting(true); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 705 | obj->set_property_attributes(static_cast<PropertyAttributes>(attributes)); |
| 706 | |
| 707 | i::Handle<i::Object> list(Utils::OpenHandle(this)->property_accessors()); |
| 708 | if (list->IsUndefined()) { |
| 709 | list = NeanderArray().value(); |
| 710 | Utils::OpenHandle(this)->set_property_accessors(*list); |
| 711 | } |
| 712 | NeanderArray array(list); |
| 713 | array.add(obj); |
| 714 | } |
| 715 | |
| 716 | |
| 717 | Local<ObjectTemplate> FunctionTemplate::InstanceTemplate() { |
| 718 | if (IsDeadCheck("v8::FunctionTemplate::InstanceTemplate()") |
| 719 | || EmptyCheck("v8::FunctionTemplate::InstanceTemplate()", this)) |
| 720 | return Local<ObjectTemplate>(); |
| 721 | if (Utils::OpenHandle(this)->instance_template()->IsUndefined()) { |
| 722 | Local<ObjectTemplate> templ = |
| 723 | ObjectTemplate::New(v8::Handle<FunctionTemplate>(this)); |
| 724 | Utils::OpenHandle(this)->set_instance_template(*Utils::OpenHandle(*templ)); |
| 725 | } |
| 726 | i::Handle<i::ObjectTemplateInfo> result(i::ObjectTemplateInfo::cast( |
| 727 | Utils::OpenHandle(this)->instance_template())); |
| 728 | return Utils::ToLocal(result); |
| 729 | } |
| 730 | |
| 731 | |
kasper.lund | 212ac23 | 2008-07-16 07:07:30 +0000 | [diff] [blame] | 732 | void FunctionTemplate::SetClassName(Handle<String> name) { |
| 733 | if (IsDeadCheck("v8::FunctionTemplate::SetClassName()")) return; |
| 734 | Utils::OpenHandle(this)->set_class_name(*Utils::OpenHandle(*name)); |
| 735 | } |
| 736 | |
| 737 | |
| 738 | void FunctionTemplate::SetHiddenPrototype(bool value) { |
| 739 | if (IsDeadCheck("v8::FunctionTemplate::SetHiddenPrototype()")) return; |
| 740 | Utils::OpenHandle(this)->set_hidden_prototype(value); |
| 741 | } |
| 742 | |
| 743 | |
| 744 | void FunctionTemplate::SetNamedInstancePropertyHandler( |
| 745 | NamedPropertyGetter getter, |
| 746 | NamedPropertySetter setter, |
| 747 | NamedPropertyQuery query, |
| 748 | NamedPropertyDeleter remover, |
| 749 | NamedPropertyEnumerator enumerator, |
| 750 | Handle<Value> data) { |
| 751 | if (IsDeadCheck("v8::FunctionTemplate::SetNamedInstancePropertyHandler()")) { |
| 752 | return; |
| 753 | } |
| 754 | HandleScope scope; |
| 755 | i::Handle<i::Struct> struct_obj = |
| 756 | i::Factory::NewStruct(i::INTERCEPTOR_INFO_TYPE); |
| 757 | i::Handle<i::InterceptorInfo> obj = |
| 758 | i::Handle<i::InterceptorInfo>::cast(struct_obj); |
| 759 | if (getter != 0) obj->set_getter(*FromCData(getter)); |
| 760 | if (setter != 0) obj->set_setter(*FromCData(setter)); |
| 761 | if (query != 0) obj->set_query(*FromCData(query)); |
| 762 | if (remover != 0) obj->set_deleter(*FromCData(remover)); |
| 763 | if (enumerator != 0) obj->set_enumerator(*FromCData(enumerator)); |
| 764 | if (data.IsEmpty()) data = v8::Undefined(); |
| 765 | obj->set_data(*Utils::OpenHandle(*data)); |
| 766 | Utils::OpenHandle(this)->set_named_property_handler(*obj); |
| 767 | } |
| 768 | |
| 769 | |
| 770 | void FunctionTemplate::SetIndexedInstancePropertyHandler( |
| 771 | IndexedPropertyGetter getter, |
| 772 | IndexedPropertySetter setter, |
| 773 | IndexedPropertyQuery query, |
| 774 | IndexedPropertyDeleter remover, |
| 775 | IndexedPropertyEnumerator enumerator, |
| 776 | Handle<Value> data) { |
| 777 | if (IsDeadCheck( |
| 778 | "v8::FunctionTemplate::SetIndexedInstancePropertyHandler()")) { |
| 779 | return; |
| 780 | } |
| 781 | HandleScope scope; |
| 782 | i::Handle<i::Struct> struct_obj = |
| 783 | i::Factory::NewStruct(i::INTERCEPTOR_INFO_TYPE); |
| 784 | i::Handle<i::InterceptorInfo> obj = |
| 785 | i::Handle<i::InterceptorInfo>::cast(struct_obj); |
| 786 | if (getter != 0) obj->set_getter(*FromCData(getter)); |
| 787 | if (setter != 0) obj->set_setter(*FromCData(setter)); |
| 788 | if (query != 0) obj->set_query(*FromCData(query)); |
| 789 | if (remover != 0) obj->set_deleter(*FromCData(remover)); |
| 790 | if (enumerator != 0) obj->set_enumerator(*FromCData(enumerator)); |
| 791 | if (data.IsEmpty()) data = v8::Undefined(); |
| 792 | obj->set_data(*Utils::OpenHandle(*data)); |
| 793 | Utils::OpenHandle(this)->set_indexed_property_handler(*obj); |
| 794 | } |
| 795 | |
| 796 | |
| 797 | void FunctionTemplate::SetInstanceCallAsFunctionHandler( |
| 798 | InvocationCallback callback, |
| 799 | Handle<Value> data) { |
| 800 | if (IsDeadCheck("v8::FunctionTemplate::SetInstanceCallAsFunctionHandler()")) { |
| 801 | return; |
| 802 | } |
| 803 | HandleScope scope; |
| 804 | i::Handle<i::Struct> struct_obj = |
| 805 | i::Factory::NewStruct(i::CALL_HANDLER_INFO_TYPE); |
| 806 | i::Handle<i::CallHandlerInfo> obj = |
| 807 | i::Handle<i::CallHandlerInfo>::cast(struct_obj); |
| 808 | obj->set_callback(*FromCData(callback)); |
| 809 | if (data.IsEmpty()) data = v8::Undefined(); |
| 810 | obj->set_data(*Utils::OpenHandle(*data)); |
| 811 | Utils::OpenHandle(this)->set_instance_call_handler(*obj); |
| 812 | } |
| 813 | |
| 814 | |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 815 | // --- O b j e c t T e m p l a t e --- |
| 816 | |
| 817 | |
| 818 | Local<ObjectTemplate> ObjectTemplate::New() { |
| 819 | return New(Local<FunctionTemplate>()); |
| 820 | } |
| 821 | |
| 822 | |
| 823 | Local<ObjectTemplate> ObjectTemplate::New( |
| 824 | v8::Handle<FunctionTemplate> constructor) { |
| 825 | if (IsDeadCheck("v8::ObjectTemplate::New()")) return Local<ObjectTemplate>(); |
| 826 | EnsureInitialized("v8::ObjectTemplate::New()"); |
| 827 | LOG_API("ObjectTemplate::New"); |
| 828 | i::Handle<i::Struct> struct_obj = |
| 829 | i::Factory::NewStruct(i::OBJECT_TEMPLATE_INFO_TYPE); |
| 830 | i::Handle<i::ObjectTemplateInfo> obj = |
| 831 | i::Handle<i::ObjectTemplateInfo>::cast(struct_obj); |
| 832 | InitializeTemplate(obj, Consts::OBJECT_TEMPLATE); |
| 833 | if (!constructor.IsEmpty()) |
| 834 | obj->set_constructor(*Utils::OpenHandle(*constructor)); |
kasper.lund | 212ac23 | 2008-07-16 07:07:30 +0000 | [diff] [blame] | 835 | obj->set_internal_field_count(i::Smi::FromInt(0)); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 836 | return Utils::ToLocal(obj); |
| 837 | } |
| 838 | |
| 839 | |
| 840 | // Ensure that the object template has a constructor. If no |
| 841 | // constructor is available we create one. |
| 842 | static void EnsureConstructor(ObjectTemplate* object_template) { |
| 843 | if (Utils::OpenHandle(object_template)->constructor()->IsUndefined()) { |
| 844 | Local<FunctionTemplate> templ = FunctionTemplate::New(); |
| 845 | i::Handle<i::FunctionTemplateInfo> constructor = Utils::OpenHandle(*templ); |
| 846 | constructor->set_instance_template(*Utils::OpenHandle(object_template)); |
| 847 | Utils::OpenHandle(object_template)->set_constructor(*constructor); |
| 848 | } |
| 849 | } |
| 850 | |
| 851 | |
| 852 | void ObjectTemplate::SetAccessor(v8::Handle<String> name, |
| 853 | AccessorGetter getter, |
| 854 | AccessorSetter setter, |
| 855 | v8::Handle<Value> data, |
| 856 | AccessControl settings, |
| 857 | PropertyAttribute attribute) { |
| 858 | if (IsDeadCheck("v8::ObjectTemplate::SetAccessor()")) return; |
| 859 | HandleScope scope; |
| 860 | EnsureConstructor(this); |
| 861 | i::FunctionTemplateInfo* constructor = |
| 862 | i::FunctionTemplateInfo::cast(Utils::OpenHandle(this)->constructor()); |
| 863 | i::Handle<i::FunctionTemplateInfo> cons(constructor); |
| 864 | Utils::ToLocal(cons)->AddInstancePropertyAccessor(name, |
| 865 | getter, |
| 866 | setter, |
| 867 | data, |
| 868 | settings, |
| 869 | attribute); |
| 870 | } |
| 871 | |
| 872 | |
| 873 | void ObjectTemplate::SetNamedPropertyHandler(NamedPropertyGetter getter, |
| 874 | NamedPropertySetter setter, |
| 875 | NamedPropertyQuery query, |
| 876 | NamedPropertyDeleter remover, |
| 877 | NamedPropertyEnumerator enumerator, |
| 878 | Handle<Value> data) { |
| 879 | if (IsDeadCheck("v8::ObjectTemplate::SetNamedPropertyHandler()")) return; |
| 880 | HandleScope scope; |
| 881 | EnsureConstructor(this); |
| 882 | i::FunctionTemplateInfo* constructor = |
| 883 | i::FunctionTemplateInfo::cast(Utils::OpenHandle(this)->constructor()); |
| 884 | i::Handle<i::FunctionTemplateInfo> cons(constructor); |
| 885 | Utils::ToLocal(cons)->SetNamedInstancePropertyHandler(getter, |
| 886 | setter, |
| 887 | query, |
| 888 | remover, |
| 889 | enumerator, |
| 890 | data); |
| 891 | } |
| 892 | |
| 893 | |
| 894 | void ObjectTemplate::MarkAsUndetectable() { |
| 895 | if (IsDeadCheck("v8::ObjectTemplate::MarkAsUndetectable()")) return; |
| 896 | HandleScope scope; |
| 897 | EnsureConstructor(this); |
| 898 | i::FunctionTemplateInfo* constructor = |
| 899 | i::FunctionTemplateInfo::cast(Utils::OpenHandle(this)->constructor()); |
| 900 | i::Handle<i::FunctionTemplateInfo> cons(constructor); |
| 901 | cons->set_undetectable(true); |
| 902 | } |
| 903 | |
| 904 | |
| 905 | void ObjectTemplate::SetAccessCheckCallbacks( |
| 906 | NamedSecurityCallback named_callback, |
| 907 | IndexedSecurityCallback indexed_callback, |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 908 | Handle<Value> data, |
| 909 | bool turned_on_by_default) { |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 910 | if (IsDeadCheck("v8::ObjectTemplate::SetAccessCheckCallbacks()")) return; |
| 911 | HandleScope scope; |
| 912 | EnsureConstructor(this); |
| 913 | |
| 914 | i::Handle<i::Struct> struct_info = |
| 915 | i::Factory::NewStruct(i::ACCESS_CHECK_INFO_TYPE); |
| 916 | i::Handle<i::AccessCheckInfo> info = |
| 917 | i::Handle<i::AccessCheckInfo>::cast(struct_info); |
| 918 | info->set_named_callback(*FromCData(named_callback)); |
| 919 | info->set_indexed_callback(*FromCData(indexed_callback)); |
| 920 | if (data.IsEmpty()) data = v8::Undefined(); |
| 921 | info->set_data(*Utils::OpenHandle(*data)); |
| 922 | |
| 923 | i::FunctionTemplateInfo* constructor = |
| 924 | i::FunctionTemplateInfo::cast(Utils::OpenHandle(this)->constructor()); |
| 925 | i::Handle<i::FunctionTemplateInfo> cons(constructor); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 926 | cons->set_access_check_info(*info); |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 927 | cons->set_needs_access_check(turned_on_by_default); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 928 | } |
| 929 | |
| 930 | |
| 931 | void ObjectTemplate::SetIndexedPropertyHandler( |
| 932 | IndexedPropertyGetter getter, |
| 933 | IndexedPropertySetter setter, |
| 934 | IndexedPropertyQuery query, |
| 935 | IndexedPropertyDeleter remover, |
| 936 | IndexedPropertyEnumerator enumerator, |
| 937 | Handle<Value> data) { |
| 938 | if (IsDeadCheck("v8::ObjectTemplate::SetIndexedPropertyHandler()")) return; |
| 939 | HandleScope scope; |
| 940 | EnsureConstructor(this); |
| 941 | i::FunctionTemplateInfo* constructor = |
| 942 | i::FunctionTemplateInfo::cast(Utils::OpenHandle(this)->constructor()); |
| 943 | i::Handle<i::FunctionTemplateInfo> cons(constructor); |
| 944 | Utils::ToLocal(cons)->SetIndexedInstancePropertyHandler(getter, |
| 945 | setter, |
| 946 | query, |
| 947 | remover, |
| 948 | enumerator, |
| 949 | data); |
| 950 | } |
| 951 | |
| 952 | |
| 953 | void ObjectTemplate::SetCallAsFunctionHandler(InvocationCallback callback, |
| 954 | Handle<Value> data) { |
| 955 | if (IsDeadCheck("v8::ObjectTemplate::SetCallAsFunctionHandler()")) return; |
| 956 | HandleScope scope; |
| 957 | EnsureConstructor(this); |
| 958 | i::FunctionTemplateInfo* constructor = |
| 959 | i::FunctionTemplateInfo::cast(Utils::OpenHandle(this)->constructor()); |
| 960 | i::Handle<i::FunctionTemplateInfo> cons(constructor); |
| 961 | Utils::ToLocal(cons)->SetInstanceCallAsFunctionHandler(callback, data); |
| 962 | } |
| 963 | |
| 964 | |
kasper.lund | 212ac23 | 2008-07-16 07:07:30 +0000 | [diff] [blame] | 965 | int ObjectTemplate::InternalFieldCount() { |
| 966 | if (IsDeadCheck("v8::ObjectTemplate::InternalFieldCount()")) { |
| 967 | return 0; |
| 968 | } |
| 969 | return i::Smi::cast(Utils::OpenHandle(this)->internal_field_count())->value(); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 970 | } |
| 971 | |
| 972 | |
kasper.lund | 212ac23 | 2008-07-16 07:07:30 +0000 | [diff] [blame] | 973 | void ObjectTemplate::SetInternalFieldCount(int value) { |
| 974 | if (IsDeadCheck("v8::ObjectTemplate::SetInternalFieldCount()")) return; |
| 975 | if (!ApiCheck(i::Smi::IsValid(value), |
| 976 | "v8::ObjectTemplate::SetInternalFieldCount()", |
| 977 | "Invalid internal field count")) { |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 978 | return; |
| 979 | } |
ager@chromium.org | 9258b6b | 2008-09-11 09:11:10 +0000 | [diff] [blame] | 980 | if (value > 0) { |
| 981 | // The internal field count is set by the constructor function's |
| 982 | // construct code, so we ensure that there is a constructor |
| 983 | // function to do the setting. |
| 984 | EnsureConstructor(this); |
| 985 | } |
kasper.lund | 212ac23 | 2008-07-16 07:07:30 +0000 | [diff] [blame] | 986 | Utils::OpenHandle(this)->set_internal_field_count(i::Smi::FromInt(value)); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 987 | } |
| 988 | |
| 989 | |
kasper.lund | 212ac23 | 2008-07-16 07:07:30 +0000 | [diff] [blame] | 990 | // --- S c r i p t D a t a --- |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 991 | |
| 992 | |
| 993 | ScriptData* ScriptData::PreCompile(const char* input, int length) { |
| 994 | unibrow::Utf8InputBuffer<> buf(input, length); |
| 995 | return i::PreParse(&buf, NULL); |
| 996 | } |
| 997 | |
| 998 | |
| 999 | ScriptData* ScriptData::New(unsigned* data, int length) { |
| 1000 | return new i::ScriptDataImpl(i::Vector<unsigned>(data, length)); |
| 1001 | } |
| 1002 | |
| 1003 | |
| 1004 | // --- S c r i p t --- |
| 1005 | |
| 1006 | |
| 1007 | Local<Script> Script::Compile(v8::Handle<String> source, |
| 1008 | v8::ScriptOrigin* origin, |
| 1009 | v8::ScriptData* script_data) { |
| 1010 | ON_BAILOUT("v8::Script::Compile()", return Local<Script>()); |
| 1011 | LOG_API("Script::Compile"); |
| 1012 | i::Handle<i::String> str = Utils::OpenHandle(*source); |
mads.s.ager | cbaa060 | 2008-08-14 13:41:48 +0000 | [diff] [blame] | 1013 | i::Handle<i::Object> name_obj; |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 1014 | int line_offset = 0; |
| 1015 | int column_offset = 0; |
| 1016 | if (origin != NULL) { |
| 1017 | if (!origin->ResourceName().IsEmpty()) { |
| 1018 | name_obj = Utils::OpenHandle(*origin->ResourceName()); |
| 1019 | } |
| 1020 | if (!origin->ResourceLineOffset().IsEmpty()) { |
| 1021 | line_offset = static_cast<int>(origin->ResourceLineOffset()->Value()); |
| 1022 | } |
| 1023 | if (!origin->ResourceColumnOffset().IsEmpty()) { |
| 1024 | column_offset = static_cast<int>(origin->ResourceColumnOffset()->Value()); |
| 1025 | } |
| 1026 | } |
| 1027 | EXCEPTION_PREAMBLE(); |
| 1028 | i::ScriptDataImpl* pre_data = static_cast<i::ScriptDataImpl*>(script_data); |
| 1029 | // We assert that the pre-data is sane, even though we can actually |
| 1030 | // handle it if it turns out not to be in release mode. |
| 1031 | ASSERT(pre_data == NULL || pre_data->SanityCheck()); |
| 1032 | // If the pre-data isn't sane we simply ignore it |
| 1033 | if (pre_data != NULL && !pre_data->SanityCheck()) |
| 1034 | pre_data = NULL; |
| 1035 | i::Handle<i::JSFunction> boilerplate = i::Compiler::Compile(str, |
| 1036 | name_obj, |
| 1037 | line_offset, |
| 1038 | column_offset, |
| 1039 | NULL, |
| 1040 | pre_data); |
| 1041 | has_pending_exception = boilerplate.is_null(); |
| 1042 | EXCEPTION_BAILOUT_CHECK(Local<Script>()); |
| 1043 | i::Handle<i::JSFunction> result = |
| 1044 | i::Factory::NewFunctionFromBoilerplate(boilerplate, |
| 1045 | i::Top::global_context()); |
| 1046 | return Local<Script>(ToApi<Script>(result)); |
| 1047 | } |
| 1048 | |
| 1049 | |
mads.s.ager | cbaa060 | 2008-08-14 13:41:48 +0000 | [diff] [blame] | 1050 | Local<Script> Script::Compile(v8::Handle<String> source, |
| 1051 | v8::Handle<Value> file_name) { |
| 1052 | ScriptOrigin origin(file_name); |
| 1053 | return Compile(source, &origin); |
| 1054 | } |
| 1055 | |
| 1056 | |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 1057 | Local<Value> Script::Run() { |
| 1058 | ON_BAILOUT("v8::Script::Run()", return Local<Value>()); |
| 1059 | LOG_API("Script::Run"); |
| 1060 | i::Object* raw_result = NULL; |
| 1061 | { |
| 1062 | HandleScope scope; |
| 1063 | i::Handle<i::JSFunction> fun = Utils::OpenHandle(this); |
| 1064 | EXCEPTION_PREAMBLE(); |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 1065 | i::Handle<i::Object> receiver(i::Top::context()->global_proxy()); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 1066 | i::Handle<i::Object> result = |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 1067 | i::Execution::Call(fun, receiver, 0, NULL, &has_pending_exception); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 1068 | EXCEPTION_BAILOUT_CHECK(Local<Value>()); |
| 1069 | raw_result = *result; |
| 1070 | } |
| 1071 | i::Handle<i::Object> result(raw_result); |
| 1072 | return Utils::ToLocal(result); |
| 1073 | } |
| 1074 | |
| 1075 | |
| 1076 | // --- E x c e p t i o n s --- |
| 1077 | |
| 1078 | |
| 1079 | v8::TryCatch::TryCatch() |
| 1080 | : next_(i::Top::try_catch_handler()), |
| 1081 | exception_(i::Heap::the_hole_value()), |
ager@chromium.org | 9258b6b | 2008-09-11 09:11:10 +0000 | [diff] [blame] | 1082 | message_(i::Smi::FromInt(0)), |
| 1083 | is_verbose_(false), |
ager@chromium.org | 3bf7b91 | 2008-11-17 09:09:45 +0000 | [diff] [blame] | 1084 | capture_message_(true), |
| 1085 | js_handler_(NULL) { |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 1086 | i::Top::RegisterTryCatchHandler(this); |
| 1087 | } |
| 1088 | |
| 1089 | |
| 1090 | v8::TryCatch::~TryCatch() { |
| 1091 | i::Top::UnregisterTryCatchHandler(this); |
| 1092 | } |
| 1093 | |
| 1094 | |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 1095 | bool v8::TryCatch::HasCaught() const { |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 1096 | return !reinterpret_cast<i::Object*>(exception_)->IsTheHole(); |
| 1097 | } |
| 1098 | |
| 1099 | |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 1100 | v8::Local<Value> v8::TryCatch::Exception() const { |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 1101 | if (HasCaught()) { |
| 1102 | // Check for out of memory exception. |
| 1103 | i::Object* exception = reinterpret_cast<i::Object*>(exception_); |
| 1104 | return v8::Utils::ToLocal(i::Handle<i::Object>(exception)); |
| 1105 | } else { |
| 1106 | return v8::Local<Value>(); |
| 1107 | } |
| 1108 | } |
| 1109 | |
| 1110 | |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 1111 | v8::Local<v8::Message> v8::TryCatch::Message() const { |
ager@chromium.org | 9258b6b | 2008-09-11 09:11:10 +0000 | [diff] [blame] | 1112 | if (HasCaught() && message_ != i::Smi::FromInt(0)) { |
| 1113 | i::Object* message = reinterpret_cast<i::Object*>(message_); |
| 1114 | return v8::Utils::MessageToLocal(i::Handle<i::Object>(message)); |
| 1115 | } else { |
| 1116 | return v8::Local<v8::Message>(); |
| 1117 | } |
| 1118 | } |
| 1119 | |
| 1120 | |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 1121 | void v8::TryCatch::Reset() { |
| 1122 | exception_ = i::Heap::the_hole_value(); |
ager@chromium.org | 9258b6b | 2008-09-11 09:11:10 +0000 | [diff] [blame] | 1123 | message_ = i::Smi::FromInt(0); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 1124 | } |
| 1125 | |
| 1126 | |
| 1127 | void v8::TryCatch::SetVerbose(bool value) { |
| 1128 | is_verbose_ = value; |
| 1129 | } |
| 1130 | |
| 1131 | |
ager@chromium.org | 9258b6b | 2008-09-11 09:11:10 +0000 | [diff] [blame] | 1132 | void v8::TryCatch::SetCaptureMessage(bool value) { |
| 1133 | capture_message_ = value; |
| 1134 | } |
| 1135 | |
| 1136 | |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 1137 | // --- M e s s a g e --- |
| 1138 | |
| 1139 | |
| 1140 | Local<String> Message::Get() { |
| 1141 | ON_BAILOUT("v8::Message::Get()", return Local<String>()); |
| 1142 | HandleScope scope; |
| 1143 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 1144 | i::Handle<i::String> raw_result = i::MessageHandler::GetMessage(obj); |
| 1145 | Local<String> result = Utils::ToLocal(raw_result); |
| 1146 | return scope.Close(result); |
| 1147 | } |
| 1148 | |
| 1149 | |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 1150 | v8::Handle<Value> Message::GetScriptResourceName() { |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 1151 | if (IsDeadCheck("v8::Message::GetScriptResourceName()")) { |
| 1152 | return Local<String>(); |
| 1153 | } |
| 1154 | HandleScope scope; |
| 1155 | i::Handle<i::JSObject> obj = |
| 1156 | i::Handle<i::JSObject>::cast(Utils::OpenHandle(this)); |
| 1157 | // Return this.script.name. |
| 1158 | i::Handle<i::JSValue> script = |
| 1159 | i::Handle<i::JSValue>::cast(GetProperty(obj, "script")); |
| 1160 | i::Handle<i::Object> resource_name(i::Script::cast(script->value())->name()); |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 1161 | return scope.Close(Utils::ToLocal(resource_name)); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 1162 | } |
| 1163 | |
| 1164 | |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 1165 | static i::Handle<i::Object> CallV8HeapFunction(const char* name, |
| 1166 | i::Handle<i::Object> recv, |
| 1167 | int argc, |
| 1168 | i::Object** argv[], |
| 1169 | bool* has_pending_exception) { |
| 1170 | i::Handle<i::String> fmt_str = i::Factory::LookupAsciiSymbol(name); |
| 1171 | i::Object* object_fun = i::Top::builtins()->GetProperty(*fmt_str); |
| 1172 | i::Handle<i::JSFunction> fun = |
| 1173 | i::Handle<i::JSFunction>(i::JSFunction::cast(object_fun)); |
| 1174 | i::Handle<i::Object> value = |
| 1175 | i::Execution::Call(fun, recv, argc, argv, has_pending_exception); |
| 1176 | return value; |
| 1177 | } |
| 1178 | |
| 1179 | |
| 1180 | static i::Handle<i::Object> CallV8HeapFunction(const char* name, |
| 1181 | i::Handle<i::Object> data, |
| 1182 | bool* has_pending_exception) { |
| 1183 | i::Object** argv[1] = { data.location() }; |
| 1184 | return CallV8HeapFunction(name, |
| 1185 | i::Top::builtins(), |
| 1186 | 1, |
| 1187 | argv, |
| 1188 | has_pending_exception); |
| 1189 | } |
| 1190 | |
| 1191 | |
| 1192 | int Message::GetLineNumber() { |
| 1193 | ON_BAILOUT("v8::Message::GetLineNumber()", return -1); |
| 1194 | HandleScope scope; |
| 1195 | EXCEPTION_PREAMBLE(); |
| 1196 | i::Handle<i::Object> result = CallV8HeapFunction("GetLineNumber", |
| 1197 | Utils::OpenHandle(this), |
| 1198 | &has_pending_exception); |
| 1199 | EXCEPTION_BAILOUT_CHECK(0); |
| 1200 | return static_cast<int>(result->Number()); |
| 1201 | } |
| 1202 | |
| 1203 | |
ager@chromium.org | 9258b6b | 2008-09-11 09:11:10 +0000 | [diff] [blame] | 1204 | int Message::GetStartPosition() { |
| 1205 | if (IsDeadCheck("v8::Message::GetStartPosition()")) return 0; |
| 1206 | HandleScope scope; |
| 1207 | |
| 1208 | i::Handle<i::JSObject> data_obj = Utils::OpenHandle(this); |
| 1209 | return static_cast<int>(GetProperty(data_obj, "startPos")->Number()); |
| 1210 | } |
| 1211 | |
| 1212 | |
| 1213 | int Message::GetEndPosition() { |
| 1214 | if (IsDeadCheck("v8::Message::GetEndPosition()")) return 0; |
| 1215 | HandleScope scope; |
| 1216 | i::Handle<i::JSObject> data_obj = Utils::OpenHandle(this); |
| 1217 | return static_cast<int>(GetProperty(data_obj, "endPos")->Number()); |
| 1218 | } |
| 1219 | |
| 1220 | |
| 1221 | int Message::GetStartColumn() { |
| 1222 | if (IsDeadCheck("v8::Message::GetStartColumn()")) return 0; |
| 1223 | HandleScope scope; |
| 1224 | i::Handle<i::JSObject> data_obj = Utils::OpenHandle(this); |
| 1225 | EXCEPTION_PREAMBLE(); |
| 1226 | i::Handle<i::Object> start_col_obj = CallV8HeapFunction( |
| 1227 | "GetPositionInLine", |
| 1228 | data_obj, |
| 1229 | &has_pending_exception); |
| 1230 | EXCEPTION_BAILOUT_CHECK(0); |
| 1231 | return static_cast<int>(start_col_obj->Number()); |
| 1232 | } |
| 1233 | |
| 1234 | |
| 1235 | int Message::GetEndColumn() { |
| 1236 | if (IsDeadCheck("v8::Message::GetEndColumn()")) return 0; |
| 1237 | HandleScope scope; |
| 1238 | i::Handle<i::JSObject> data_obj = Utils::OpenHandle(this); |
| 1239 | EXCEPTION_PREAMBLE(); |
| 1240 | i::Handle<i::Object> start_col_obj = CallV8HeapFunction( |
| 1241 | "GetPositionInLine", |
| 1242 | data_obj, |
| 1243 | &has_pending_exception); |
| 1244 | EXCEPTION_BAILOUT_CHECK(0); |
| 1245 | int start = static_cast<int>(GetProperty(data_obj, "startPos")->Number()); |
| 1246 | int end = static_cast<int>(GetProperty(data_obj, "endPos")->Number()); |
| 1247 | return static_cast<int>(start_col_obj->Number()) + (end - start); |
| 1248 | } |
| 1249 | |
| 1250 | |
| 1251 | Local<String> Message::GetSourceLine() { |
| 1252 | ON_BAILOUT("v8::Message::GetSourceLine()", return Local<String>()); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 1253 | HandleScope scope; |
| 1254 | EXCEPTION_PREAMBLE(); |
| 1255 | i::Handle<i::Object> result = CallV8HeapFunction("GetSourceLine", |
| 1256 | Utils::OpenHandle(this), |
| 1257 | &has_pending_exception); |
ager@chromium.org | 9258b6b | 2008-09-11 09:11:10 +0000 | [diff] [blame] | 1258 | EXCEPTION_BAILOUT_CHECK(Local<v8::String>()); |
| 1259 | if (result->IsString()) { |
| 1260 | return scope.Close(Utils::ToLocal(i::Handle<i::String>::cast(result))); |
| 1261 | } else { |
| 1262 | return Local<String>(); |
| 1263 | } |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 1264 | } |
| 1265 | |
| 1266 | |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 1267 | void Message::PrintCurrentStackTrace(FILE* out) { |
| 1268 | if (IsDeadCheck("v8::Message::PrintCurrentStackTrace()")) return; |
| 1269 | i::Top::PrintCurrentStackTrace(out); |
| 1270 | } |
| 1271 | |
| 1272 | |
| 1273 | // --- D a t a --- |
| 1274 | |
| 1275 | bool Value::IsUndefined() { |
| 1276 | if (IsDeadCheck("v8::Value::IsUndefined()")) return false; |
| 1277 | return Utils::OpenHandle(this)->IsUndefined(); |
| 1278 | } |
| 1279 | |
| 1280 | |
| 1281 | bool Value::IsNull() { |
| 1282 | if (IsDeadCheck("v8::Value::IsNull()")) return false; |
| 1283 | return Utils::OpenHandle(this)->IsNull(); |
| 1284 | } |
| 1285 | |
| 1286 | |
| 1287 | bool Value::IsTrue() { |
| 1288 | if (IsDeadCheck("v8::Value::IsTrue()")) return false; |
| 1289 | return Utils::OpenHandle(this)->IsTrue(); |
| 1290 | } |
| 1291 | |
| 1292 | |
| 1293 | bool Value::IsFalse() { |
| 1294 | if (IsDeadCheck("v8::Value::IsFalse()")) return false; |
| 1295 | return Utils::OpenHandle(this)->IsFalse(); |
| 1296 | } |
| 1297 | |
| 1298 | |
| 1299 | bool Value::IsFunction() { |
| 1300 | if (IsDeadCheck("v8::Value::IsFunction()")) return false; |
| 1301 | return Utils::OpenHandle(this)->IsJSFunction(); |
| 1302 | } |
| 1303 | |
| 1304 | |
| 1305 | bool Value::IsString() { |
| 1306 | if (IsDeadCheck("v8::Value::IsString()")) return false; |
| 1307 | return Utils::OpenHandle(this)->IsString(); |
| 1308 | } |
| 1309 | |
| 1310 | |
| 1311 | bool Value::IsArray() { |
| 1312 | if (IsDeadCheck("v8::Value::IsArray()")) return false; |
| 1313 | return Utils::OpenHandle(this)->IsJSArray(); |
| 1314 | } |
| 1315 | |
| 1316 | |
| 1317 | bool Value::IsObject() { |
| 1318 | if (IsDeadCheck("v8::Value::IsObject()")) return false; |
| 1319 | return Utils::OpenHandle(this)->IsJSObject(); |
| 1320 | } |
| 1321 | |
| 1322 | |
| 1323 | bool Value::IsNumber() { |
| 1324 | if (IsDeadCheck("v8::Value::IsNumber()")) return false; |
| 1325 | return Utils::OpenHandle(this)->IsNumber(); |
| 1326 | } |
| 1327 | |
| 1328 | |
| 1329 | bool Value::IsBoolean() { |
| 1330 | if (IsDeadCheck("v8::Value::IsBoolean()")) return false; |
| 1331 | return Utils::OpenHandle(this)->IsBoolean(); |
| 1332 | } |
| 1333 | |
| 1334 | |
| 1335 | bool Value::IsExternal() { |
| 1336 | if (IsDeadCheck("v8::Value::IsExternal()")) return false; |
| 1337 | return Utils::OpenHandle(this)->IsProxy(); |
| 1338 | } |
| 1339 | |
| 1340 | |
| 1341 | bool Value::IsInt32() { |
| 1342 | if (IsDeadCheck("v8::Value::IsInt32()")) return false; |
| 1343 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 1344 | if (obj->IsSmi()) return true; |
| 1345 | if (obj->IsNumber()) { |
| 1346 | double value = obj->Number(); |
| 1347 | return i::FastI2D(i::FastD2I(value)) == value; |
| 1348 | } |
| 1349 | return false; |
| 1350 | } |
| 1351 | |
| 1352 | |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 1353 | bool Value::IsDate() { |
| 1354 | if (IsDeadCheck("v8::Value::IsDate()")) return false; |
| 1355 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 1356 | return obj->HasSpecificClassOf(i::Heap::Date_symbol()); |
| 1357 | } |
| 1358 | |
| 1359 | |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 1360 | Local<String> Value::ToString() { |
| 1361 | if (IsDeadCheck("v8::Value::ToString()")) return Local<String>(); |
| 1362 | LOG_API("ToString"); |
| 1363 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 1364 | i::Handle<i::Object> str; |
| 1365 | if (obj->IsString()) { |
| 1366 | str = obj; |
| 1367 | } else { |
| 1368 | EXCEPTION_PREAMBLE(); |
| 1369 | str = i::Execution::ToString(obj, &has_pending_exception); |
| 1370 | EXCEPTION_BAILOUT_CHECK(Local<String>()); |
| 1371 | } |
| 1372 | return Local<String>(ToApi<String>(str)); |
| 1373 | } |
| 1374 | |
| 1375 | |
| 1376 | Local<String> Value::ToDetailString() { |
| 1377 | if (IsDeadCheck("v8::Value::ToDetailString()")) return Local<String>(); |
| 1378 | LOG_API("ToDetailString"); |
| 1379 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 1380 | i::Handle<i::Object> str; |
| 1381 | if (obj->IsString()) { |
| 1382 | str = obj; |
| 1383 | } else { |
| 1384 | EXCEPTION_PREAMBLE(); |
| 1385 | str = i::Execution::ToDetailString(obj, &has_pending_exception); |
| 1386 | EXCEPTION_BAILOUT_CHECK(Local<String>()); |
| 1387 | } |
| 1388 | return Local<String>(ToApi<String>(str)); |
| 1389 | } |
| 1390 | |
| 1391 | |
| 1392 | Local<v8::Object> Value::ToObject() { |
| 1393 | if (IsDeadCheck("v8::Value::ToObject()")) return Local<v8::Object>(); |
| 1394 | LOG_API("ToObject"); |
| 1395 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 1396 | i::Handle<i::Object> val; |
| 1397 | if (obj->IsJSObject()) { |
| 1398 | val = obj; |
| 1399 | } else { |
| 1400 | EXCEPTION_PREAMBLE(); |
| 1401 | val = i::Execution::ToObject(obj, &has_pending_exception); |
| 1402 | EXCEPTION_BAILOUT_CHECK(Local<v8::Object>()); |
| 1403 | } |
| 1404 | return Local<v8::Object>(ToApi<Object>(val)); |
| 1405 | } |
| 1406 | |
| 1407 | |
| 1408 | Local<Boolean> Value::ToBoolean() { |
| 1409 | if (IsDeadCheck("v8::Value::ToBoolean()")) return Local<Boolean>(); |
| 1410 | LOG_API("ToBoolean"); |
| 1411 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 1412 | i::Handle<i::Object> val = |
| 1413 | obj->IsBoolean() ? obj : i::Execution::ToBoolean(obj); |
| 1414 | return Local<Boolean>(ToApi<Boolean>(val)); |
| 1415 | } |
| 1416 | |
| 1417 | |
| 1418 | Local<Number> Value::ToNumber() { |
| 1419 | if (IsDeadCheck("v8::Value::ToNumber()")) return Local<Number>(); |
| 1420 | LOG_API("ToNumber"); |
| 1421 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 1422 | i::Handle<i::Object> num; |
| 1423 | if (obj->IsNumber()) { |
| 1424 | num = obj; |
| 1425 | } else { |
| 1426 | EXCEPTION_PREAMBLE(); |
| 1427 | num = i::Execution::ToNumber(obj, &has_pending_exception); |
| 1428 | EXCEPTION_BAILOUT_CHECK(Local<Number>()); |
| 1429 | } |
| 1430 | return Local<Number>(ToApi<Number>(num)); |
| 1431 | } |
| 1432 | |
| 1433 | |
| 1434 | Local<Integer> Value::ToInteger() { |
| 1435 | if (IsDeadCheck("v8::Value::ToInteger()")) return Local<Integer>(); |
| 1436 | LOG_API("ToInteger"); |
| 1437 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 1438 | i::Handle<i::Object> num; |
| 1439 | if (obj->IsSmi()) { |
| 1440 | num = obj; |
| 1441 | } else { |
| 1442 | EXCEPTION_PREAMBLE(); |
| 1443 | num = i::Execution::ToInteger(obj, &has_pending_exception); |
| 1444 | EXCEPTION_BAILOUT_CHECK(Local<Integer>()); |
| 1445 | } |
| 1446 | return Local<Integer>(ToApi<Integer>(num)); |
| 1447 | } |
| 1448 | |
| 1449 | |
| 1450 | External* External::Cast(v8::Value* that) { |
| 1451 | if (IsDeadCheck("v8::External::Cast()")) return 0; |
| 1452 | i::Handle<i::Object> obj = Utils::OpenHandle(that); |
| 1453 | ApiCheck(obj->IsProxy(), |
| 1454 | "v8::External::Cast()", |
| 1455 | "Could not convert to external"); |
| 1456 | return static_cast<External*>(that); |
| 1457 | } |
| 1458 | |
| 1459 | |
| 1460 | v8::Object* v8::Object::Cast(Value* that) { |
| 1461 | if (IsDeadCheck("v8::Object::Cast()")) return 0; |
| 1462 | i::Handle<i::Object> obj = Utils::OpenHandle(that); |
| 1463 | ApiCheck(obj->IsJSObject(), |
| 1464 | "v8::Object::Cast()", |
| 1465 | "Could not convert to object"); |
| 1466 | return static_cast<v8::Object*>(that); |
| 1467 | } |
| 1468 | |
| 1469 | |
| 1470 | v8::Function* v8::Function::Cast(Value* that) { |
| 1471 | if (IsDeadCheck("v8::Function::Cast()")) return 0; |
| 1472 | i::Handle<i::Object> obj = Utils::OpenHandle(that); |
| 1473 | ApiCheck(obj->IsJSFunction(), |
| 1474 | "v8::Function::Cast()", |
| 1475 | "Could not convert to function"); |
| 1476 | return static_cast<v8::Function*>(that); |
| 1477 | } |
| 1478 | |
| 1479 | |
| 1480 | v8::String* v8::String::Cast(v8::Value* that) { |
| 1481 | if (IsDeadCheck("v8::String::Cast()")) return 0; |
| 1482 | i::Handle<i::Object> obj = Utils::OpenHandle(that); |
| 1483 | ApiCheck(obj->IsString(), |
| 1484 | "v8::String::Cast()", |
| 1485 | "Could not convert to string"); |
| 1486 | return static_cast<v8::String*>(that); |
| 1487 | } |
| 1488 | |
| 1489 | |
| 1490 | v8::Number* v8::Number::Cast(v8::Value* that) { |
| 1491 | if (IsDeadCheck("v8::Number::Cast()")) return 0; |
| 1492 | i::Handle<i::Object> obj = Utils::OpenHandle(that); |
| 1493 | ApiCheck(obj->IsNumber(), |
| 1494 | "v8::Number::Cast()", |
| 1495 | "Could not convert to number"); |
| 1496 | return static_cast<v8::Number*>(that); |
| 1497 | } |
| 1498 | |
| 1499 | |
| 1500 | v8::Integer* v8::Integer::Cast(v8::Value* that) { |
| 1501 | if (IsDeadCheck("v8::Integer::Cast()")) return 0; |
| 1502 | i::Handle<i::Object> obj = Utils::OpenHandle(that); |
| 1503 | ApiCheck(obj->IsNumber(), |
| 1504 | "v8::Integer::Cast()", |
| 1505 | "Could not convert to number"); |
| 1506 | return static_cast<v8::Integer*>(that); |
| 1507 | } |
| 1508 | |
| 1509 | |
| 1510 | v8::Array* v8::Array::Cast(Value* that) { |
| 1511 | if (IsDeadCheck("v8::Array::Cast()")) return 0; |
| 1512 | i::Handle<i::Object> obj = Utils::OpenHandle(that); |
| 1513 | ApiCheck(obj->IsJSArray(), |
| 1514 | "v8::Array::Cast()", |
| 1515 | "Could not convert to array"); |
| 1516 | return static_cast<v8::Array*>(that); |
| 1517 | } |
| 1518 | |
| 1519 | |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 1520 | v8::Date* v8::Date::Cast(v8::Value* that) { |
| 1521 | if (IsDeadCheck("v8::Date::Cast()")) return 0; |
| 1522 | i::Handle<i::Object> obj = Utils::OpenHandle(that); |
| 1523 | ApiCheck(obj->HasSpecificClassOf(i::Heap::Date_symbol()), |
| 1524 | "v8::Date::Cast()", |
| 1525 | "Could not convert to date"); |
| 1526 | return static_cast<v8::Date*>(that); |
| 1527 | } |
| 1528 | |
| 1529 | |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 1530 | bool Value::BooleanValue() { |
| 1531 | if (IsDeadCheck("v8::Value::BooleanValue()")) return false; |
| 1532 | LOG_API("BooleanValue"); |
| 1533 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 1534 | i::Handle<i::Object> value = |
| 1535 | obj->IsBoolean() ? obj : i::Execution::ToBoolean(obj); |
| 1536 | return value->IsTrue(); |
| 1537 | } |
| 1538 | |
| 1539 | |
| 1540 | double Value::NumberValue() { |
| 1541 | if (IsDeadCheck("v8::Value::NumberValue()")) return i::OS::nan_value(); |
| 1542 | LOG_API("NumberValue"); |
| 1543 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 1544 | i::Handle<i::Object> num; |
| 1545 | if (obj->IsNumber()) { |
| 1546 | num = obj; |
| 1547 | } else { |
| 1548 | EXCEPTION_PREAMBLE(); |
| 1549 | num = i::Execution::ToNumber(obj, &has_pending_exception); |
| 1550 | EXCEPTION_BAILOUT_CHECK(i::OS::nan_value()); |
| 1551 | } |
| 1552 | return num->Number(); |
| 1553 | } |
| 1554 | |
| 1555 | |
| 1556 | int64_t Value::IntegerValue() { |
| 1557 | if (IsDeadCheck("v8::Value::IntegerValue()")) return 0; |
| 1558 | LOG_API("IntegerValue"); |
| 1559 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 1560 | i::Handle<i::Object> num; |
| 1561 | if (obj->IsNumber()) { |
| 1562 | num = obj; |
| 1563 | } else { |
| 1564 | EXCEPTION_PREAMBLE(); |
| 1565 | num = i::Execution::ToInteger(obj, &has_pending_exception); |
| 1566 | EXCEPTION_BAILOUT_CHECK(0); |
| 1567 | } |
| 1568 | if (num->IsSmi()) { |
| 1569 | return i::Smi::cast(*num)->value(); |
| 1570 | } else { |
| 1571 | return static_cast<int64_t>(num->Number()); |
| 1572 | } |
| 1573 | } |
| 1574 | |
| 1575 | |
| 1576 | Local<Int32> Value::ToInt32() { |
| 1577 | if (IsDeadCheck("v8::Value::ToInt32()")) return Local<Int32>(); |
| 1578 | LOG_API("ToInt32"); |
| 1579 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 1580 | i::Handle<i::Object> num; |
| 1581 | if (obj->IsSmi()) { |
| 1582 | num = obj; |
| 1583 | } else { |
| 1584 | EXCEPTION_PREAMBLE(); |
| 1585 | num = i::Execution::ToInt32(obj, &has_pending_exception); |
| 1586 | EXCEPTION_BAILOUT_CHECK(Local<Int32>()); |
| 1587 | } |
| 1588 | return Local<Int32>(ToApi<Int32>(num)); |
| 1589 | } |
| 1590 | |
| 1591 | |
| 1592 | Local<Uint32> Value::ToUint32() { |
| 1593 | if (IsDeadCheck("v8::Value::ToUint32()")) return Local<Uint32>(); |
| 1594 | LOG_API("ToUInt32"); |
| 1595 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 1596 | i::Handle<i::Object> num; |
| 1597 | if (obj->IsSmi()) { |
| 1598 | num = obj; |
| 1599 | } else { |
| 1600 | EXCEPTION_PREAMBLE(); |
| 1601 | num = i::Execution::ToUint32(obj, &has_pending_exception); |
| 1602 | EXCEPTION_BAILOUT_CHECK(Local<Uint32>()); |
| 1603 | } |
| 1604 | return Local<Uint32>(ToApi<Uint32>(num)); |
| 1605 | } |
| 1606 | |
| 1607 | |
| 1608 | Local<Uint32> Value::ToArrayIndex() { |
| 1609 | if (IsDeadCheck("v8::Value::ToArrayIndex()")) return Local<Uint32>(); |
| 1610 | LOG_API("ToArrayIndex"); |
| 1611 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 1612 | if (obj->IsSmi()) { |
| 1613 | if (i::Smi::cast(*obj)->value() >= 0) return Utils::Uint32ToLocal(obj); |
| 1614 | return Local<Uint32>(); |
| 1615 | } |
| 1616 | EXCEPTION_PREAMBLE(); |
| 1617 | i::Handle<i::Object> string_obj = |
| 1618 | i::Execution::ToString(obj, &has_pending_exception); |
| 1619 | EXCEPTION_BAILOUT_CHECK(Local<Uint32>()); |
| 1620 | i::Handle<i::String> str = i::Handle<i::String>::cast(string_obj); |
| 1621 | uint32_t index; |
| 1622 | if (str->AsArrayIndex(&index)) { |
| 1623 | i::Handle<i::Object> value; |
| 1624 | if (index <= static_cast<uint32_t>(i::Smi::kMaxValue)) { |
| 1625 | value = i::Handle<i::Object>(i::Smi::FromInt(index)); |
| 1626 | } else { |
| 1627 | value = i::Factory::NewNumber(index); |
| 1628 | } |
| 1629 | return Utils::Uint32ToLocal(value); |
| 1630 | } |
| 1631 | return Local<Uint32>(); |
| 1632 | } |
| 1633 | |
| 1634 | |
| 1635 | int32_t Value::Int32Value() { |
| 1636 | if (IsDeadCheck("v8::Value::Int32Value()")) return 0; |
| 1637 | LOG_API("Int32Value"); |
| 1638 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 1639 | if (obj->IsSmi()) { |
| 1640 | return i::Smi::cast(*obj)->value(); |
| 1641 | } else { |
| 1642 | LOG_API("Int32Value (slow)"); |
| 1643 | EXCEPTION_PREAMBLE(); |
| 1644 | i::Handle<i::Object> num = |
| 1645 | i::Execution::ToInt32(obj, &has_pending_exception); |
| 1646 | EXCEPTION_BAILOUT_CHECK(0); |
| 1647 | if (num->IsSmi()) { |
| 1648 | return i::Smi::cast(*num)->value(); |
| 1649 | } else { |
| 1650 | return static_cast<int32_t>(num->Number()); |
| 1651 | } |
| 1652 | } |
| 1653 | } |
| 1654 | |
| 1655 | |
| 1656 | bool Value::Equals(Handle<Value> that) { |
| 1657 | if (IsDeadCheck("v8::Value::Equals()") |
| 1658 | || EmptyCheck("v8::Value::Equals()", this) |
| 1659 | || EmptyCheck("v8::Value::Equals()", that)) |
| 1660 | return false; |
| 1661 | LOG_API("Equals"); |
| 1662 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 1663 | i::Handle<i::Object> other = Utils::OpenHandle(*that); |
| 1664 | i::Object** args[1] = { other.location() }; |
| 1665 | EXCEPTION_PREAMBLE(); |
| 1666 | i::Handle<i::Object> result = |
| 1667 | CallV8HeapFunction("EQUALS", obj, 1, args, &has_pending_exception); |
| 1668 | EXCEPTION_BAILOUT_CHECK(false); |
| 1669 | return *result == i::Smi::FromInt(i::EQUAL); |
| 1670 | } |
| 1671 | |
| 1672 | |
| 1673 | bool Value::StrictEquals(Handle<Value> that) { |
| 1674 | if (IsDeadCheck("v8::Value::StrictEquals()") |
| 1675 | || EmptyCheck("v8::Value::StrictEquals()", this) |
| 1676 | || EmptyCheck("v8::Value::StrictEquals()", that)) |
| 1677 | return false; |
| 1678 | LOG_API("StrictEquals"); |
| 1679 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 1680 | i::Handle<i::Object> other = Utils::OpenHandle(*that); |
| 1681 | // Must check HeapNumber first, since NaN !== NaN. |
| 1682 | if (obj->IsHeapNumber()) { |
| 1683 | if (!other->IsNumber()) return false; |
| 1684 | double x = obj->Number(); |
| 1685 | double y = other->Number(); |
| 1686 | // Must check explicitly for NaN:s on Windows, but -0 works fine. |
| 1687 | return x == y && !isnan(x) && !isnan(y); |
| 1688 | } else if (*obj == *other) { // Also covers Booleans. |
| 1689 | return true; |
| 1690 | } else if (obj->IsSmi()) { |
| 1691 | return other->IsNumber() && obj->Number() == other->Number(); |
| 1692 | } else if (obj->IsString()) { |
| 1693 | return other->IsString() && |
| 1694 | i::String::cast(*obj)->Equals(i::String::cast(*other)); |
| 1695 | } else if (obj->IsUndefined() || obj->IsUndetectableObject()) { |
| 1696 | return other->IsUndefined() || other->IsUndetectableObject(); |
| 1697 | } else { |
| 1698 | return false; |
| 1699 | } |
| 1700 | } |
| 1701 | |
| 1702 | |
| 1703 | uint32_t Value::Uint32Value() { |
| 1704 | if (IsDeadCheck("v8::Value::Uint32Value()")) return 0; |
| 1705 | LOG_API("Uint32Value"); |
| 1706 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 1707 | if (obj->IsSmi()) { |
| 1708 | return i::Smi::cast(*obj)->value(); |
| 1709 | } else { |
| 1710 | EXCEPTION_PREAMBLE(); |
| 1711 | i::Handle<i::Object> num = |
| 1712 | i::Execution::ToUint32(obj, &has_pending_exception); |
| 1713 | EXCEPTION_BAILOUT_CHECK(0); |
| 1714 | if (num->IsSmi()) { |
| 1715 | return i::Smi::cast(*num)->value(); |
| 1716 | } else { |
| 1717 | return static_cast<uint32_t>(num->Number()); |
| 1718 | } |
| 1719 | } |
| 1720 | } |
| 1721 | |
| 1722 | |
| 1723 | bool v8::Object::Set(v8::Handle<Value> key, v8::Handle<Value> value, |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 1724 | v8::PropertyAttribute attribs) { |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 1725 | ON_BAILOUT("v8::Object::Set()", return false); |
| 1726 | i::Handle<i::Object> self = Utils::OpenHandle(this); |
| 1727 | i::Handle<i::Object> key_obj = Utils::OpenHandle(*key); |
| 1728 | i::Handle<i::Object> value_obj = Utils::OpenHandle(*value); |
| 1729 | EXCEPTION_PREAMBLE(); |
| 1730 | i::Handle<i::Object> obj = i::SetProperty( |
| 1731 | self, |
| 1732 | key_obj, |
| 1733 | value_obj, |
| 1734 | static_cast<PropertyAttributes>(attribs)); |
| 1735 | has_pending_exception = obj.is_null(); |
| 1736 | EXCEPTION_BAILOUT_CHECK(false); |
| 1737 | return true; |
| 1738 | } |
| 1739 | |
| 1740 | |
| 1741 | Local<Value> v8::Object::Get(v8::Handle<Value> key) { |
| 1742 | ON_BAILOUT("v8::Object::Get()", return Local<v8::Value>()); |
| 1743 | i::Handle<i::Object> self = Utils::OpenHandle(this); |
| 1744 | i::Handle<i::Object> key_obj = Utils::OpenHandle(*key); |
| 1745 | EXCEPTION_PREAMBLE(); |
| 1746 | i::Handle<i::Object> result = i::GetProperty(self, key_obj); |
| 1747 | has_pending_exception = result.is_null(); |
| 1748 | EXCEPTION_BAILOUT_CHECK(Local<Value>()); |
| 1749 | return Utils::ToLocal(result); |
| 1750 | } |
| 1751 | |
| 1752 | |
| 1753 | Local<Value> v8::Object::GetPrototype() { |
| 1754 | ON_BAILOUT("v8::Object::GetPrototype()", return Local<v8::Value>()); |
| 1755 | i::Handle<i::Object> self = Utils::OpenHandle(this); |
| 1756 | i::Handle<i::Object> result = i::GetPrototype(self); |
| 1757 | return Utils::ToLocal(result); |
| 1758 | } |
| 1759 | |
| 1760 | |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 1761 | Local<Array> v8::Object::GetPropertyNames() { |
| 1762 | ON_BAILOUT("v8::Object::GetPropertyNames()", return Local<v8::Array>()); |
| 1763 | v8::HandleScope scope; |
| 1764 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| 1765 | i::Handle<i::FixedArray> value = i::GetKeysInFixedArrayFor(self); |
| 1766 | // Because we use caching to speed up enumeration it is important |
| 1767 | // to never change the result of the basic enumeration function so |
| 1768 | // we clone the result. |
| 1769 | i::Handle<i::FixedArray> elms = i::Factory::CopyFixedArray(value); |
| 1770 | i::Handle<i::JSArray> result = i::Factory::NewJSArrayWithElements(elms); |
| 1771 | return scope.Close(Utils::ToLocal(result)); |
| 1772 | } |
| 1773 | |
| 1774 | |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 1775 | Local<String> v8::Object::ObjectProtoToString() { |
| 1776 | ON_BAILOUT("v8::Object::ObjectProtoToString()", return Local<v8::String>()); |
| 1777 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| 1778 | |
| 1779 | i::Handle<i::Object> name(self->class_name()); |
| 1780 | |
| 1781 | // Native implementation of Object.prototype.toString (v8natives.js): |
| 1782 | // var c = %ClassOf(this); |
| 1783 | // if (c === 'Arguments') c = 'Object'; |
| 1784 | // return "[object " + c + "]"; |
| 1785 | |
| 1786 | if (!name->IsString()) { |
| 1787 | return v8::String::New("[object ]"); |
| 1788 | |
| 1789 | } else { |
| 1790 | i::Handle<i::String> class_name = i::Handle<i::String>::cast(name); |
| 1791 | if (class_name->IsEqualTo(i::CStrVector("Arguments"))) { |
| 1792 | return v8::String::New("[object Object]"); |
| 1793 | |
| 1794 | } else { |
| 1795 | const char* prefix = "[object "; |
| 1796 | Local<String> str = Utils::ToLocal(class_name); |
| 1797 | const char* postfix = "]"; |
| 1798 | |
| 1799 | size_t prefix_len = strlen(prefix); |
| 1800 | size_t str_len = str->Length(); |
| 1801 | size_t postfix_len = strlen(postfix); |
| 1802 | |
| 1803 | size_t buf_len = prefix_len + str_len + postfix_len; |
| 1804 | char* buf = i::NewArray<char>(buf_len); |
| 1805 | |
| 1806 | // Write prefix. |
| 1807 | char* ptr = buf; |
| 1808 | memcpy(ptr, prefix, prefix_len * v8::internal::kCharSize); |
| 1809 | ptr += prefix_len; |
| 1810 | |
| 1811 | // Write real content. |
| 1812 | str->WriteAscii(ptr, 0, str_len); |
| 1813 | ptr += str_len; |
| 1814 | |
| 1815 | // Write postfix. |
| 1816 | memcpy(ptr, postfix, postfix_len * v8::internal::kCharSize); |
| 1817 | |
| 1818 | // Copy the buffer into a heap-allocated string and return it. |
| 1819 | Local<String> result = v8::String::New(buf, buf_len); |
| 1820 | i::DeleteArray(buf); |
| 1821 | return result; |
| 1822 | } |
| 1823 | } |
| 1824 | } |
| 1825 | |
| 1826 | |
| 1827 | bool v8::Object::Delete(v8::Handle<String> key) { |
| 1828 | ON_BAILOUT("v8::Object::Delete()", return false); |
| 1829 | HandleScope scope; |
| 1830 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| 1831 | i::Handle<i::String> key_obj = Utils::OpenHandle(*key); |
| 1832 | return i::DeleteProperty(self, key_obj)->IsTrue(); |
| 1833 | } |
| 1834 | |
| 1835 | |
| 1836 | bool v8::Object::Has(v8::Handle<String> key) { |
| 1837 | ON_BAILOUT("v8::Object::Has()", return false); |
| 1838 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| 1839 | i::Handle<i::String> key_obj = Utils::OpenHandle(*key); |
| 1840 | return self->HasProperty(*key_obj); |
| 1841 | } |
| 1842 | |
| 1843 | |
| 1844 | bool v8::Object::Delete(uint32_t index) { |
| 1845 | ON_BAILOUT("v8::Object::DeleteProperty()", return false); |
| 1846 | HandleScope scope; |
| 1847 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| 1848 | return i::DeleteElement(self, index)->IsTrue(); |
| 1849 | } |
| 1850 | |
| 1851 | |
| 1852 | bool v8::Object::Has(uint32_t index) { |
| 1853 | ON_BAILOUT("v8::Object::HasProperty()", return false); |
| 1854 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| 1855 | return self->HasElement(index); |
| 1856 | } |
| 1857 | |
| 1858 | |
| 1859 | bool v8::Object::HasRealNamedProperty(Handle<String> key) { |
| 1860 | ON_BAILOUT("v8::Object::HasRealNamedProperty()", return false); |
| 1861 | return Utils::OpenHandle(this)->HasRealNamedProperty( |
| 1862 | *Utils::OpenHandle(*key)); |
| 1863 | } |
| 1864 | |
| 1865 | |
| 1866 | bool v8::Object::HasRealIndexedProperty(uint32_t index) { |
| 1867 | ON_BAILOUT("v8::Object::HasRealIndexedProperty()", return false); |
| 1868 | return Utils::OpenHandle(this)->HasRealElementProperty(index); |
| 1869 | } |
| 1870 | |
| 1871 | |
| 1872 | bool v8::Object::HasRealNamedCallbackProperty(Handle<String> key) { |
| 1873 | ON_BAILOUT("v8::Object::HasRealNamedCallbackProperty()", return false); |
| 1874 | return Utils::OpenHandle(this)->HasRealNamedCallbackProperty( |
| 1875 | *Utils::OpenHandle(*key)); |
| 1876 | } |
| 1877 | |
| 1878 | |
| 1879 | bool v8::Object::HasNamedLookupInterceptor() { |
| 1880 | ON_BAILOUT("v8::Object::HasNamedLookupInterceptor()", return false); |
| 1881 | return Utils::OpenHandle(this)->HasNamedInterceptor(); |
| 1882 | } |
| 1883 | |
| 1884 | |
| 1885 | bool v8::Object::HasIndexedLookupInterceptor() { |
| 1886 | ON_BAILOUT("v8::Object::HasIndexedLookupInterceptor()", return false); |
| 1887 | return Utils::OpenHandle(this)->HasIndexedInterceptor(); |
| 1888 | } |
| 1889 | |
| 1890 | |
| 1891 | Handle<Value> v8::Object::GetRealNamedPropertyInPrototypeChain( |
| 1892 | Handle<String> key) { |
| 1893 | ON_BAILOUT("v8::Object::GetRealNamedPropertyInPrototypeChain()", |
| 1894 | return Local<Value>()); |
| 1895 | i::Handle<i::JSObject> self_obj = Utils::OpenHandle(this); |
| 1896 | i::Handle<i::String> key_obj = Utils::OpenHandle(*key); |
| 1897 | i::LookupResult lookup; |
| 1898 | self_obj->LookupRealNamedPropertyInPrototypes(*key_obj, &lookup); |
| 1899 | if (lookup.IsValid()) { |
| 1900 | PropertyAttributes attributes; |
| 1901 | i::Handle<i::Object> result(self_obj->GetProperty(*self_obj, |
| 1902 | &lookup, |
| 1903 | *key_obj, |
| 1904 | &attributes)); |
| 1905 | return Utils::ToLocal(result); |
| 1906 | } |
v8.team.kasperl | 727e995 | 2008-09-02 14:56:44 +0000 | [diff] [blame] | 1907 | return Local<Value>(); // No real property was found in prototype chain. |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 1908 | } |
| 1909 | |
| 1910 | |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 1911 | // Turns on access checks by copying the map and setting the check flag. |
| 1912 | // Because the object gets a new map, existing inline cache caching |
| 1913 | // the old map of this object will fail. |
| 1914 | void v8::Object::TurnOnAccessCheck() { |
| 1915 | ON_BAILOUT("v8::Object::TurnOnAccessCheck()", return); |
| 1916 | i::Handle<i::JSObject> obj = Utils::OpenHandle(this); |
| 1917 | |
| 1918 | i::Handle<i::Map> new_map = |
| 1919 | i::Factory::CopyMapDropTransitions(i::Handle<i::Map>(obj->map())); |
ager@chromium.org | 870a0b6 | 2008-11-04 11:43:05 +0000 | [diff] [blame] | 1920 | new_map->set_is_access_check_needed(true); |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 1921 | obj->set_map(*new_map); |
| 1922 | } |
| 1923 | |
| 1924 | |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 1925 | Local<v8::Object> Function::NewInstance() { |
| 1926 | return NewInstance(0, NULL); |
| 1927 | } |
| 1928 | |
| 1929 | |
| 1930 | Local<v8::Object> Function::NewInstance(int argc, |
| 1931 | v8::Handle<v8::Value> argv[]) { |
| 1932 | ON_BAILOUT("v8::Function::NewInstance()", return Local<v8::Object>()); |
| 1933 | LOG_API("Function::NewInstance"); |
| 1934 | HandleScope scope; |
| 1935 | i::Handle<i::JSFunction> function = Utils::OpenHandle(this); |
| 1936 | STATIC_ASSERT(sizeof(v8::Handle<v8::Value>) == sizeof(i::Object**)); |
| 1937 | i::Object*** args = reinterpret_cast<i::Object***>(argv); |
| 1938 | EXCEPTION_PREAMBLE(); |
| 1939 | i::Handle<i::Object> returned = |
| 1940 | i::Execution::New(function, argc, args, &has_pending_exception); |
| 1941 | EXCEPTION_BAILOUT_CHECK(Local<v8::Object>()); |
| 1942 | return scope.Close(Utils::ToLocal(i::Handle<i::JSObject>::cast(returned))); |
| 1943 | } |
| 1944 | |
| 1945 | |
| 1946 | Local<v8::Value> Function::Call(v8::Handle<v8::Object> recv, int argc, |
| 1947 | v8::Handle<v8::Value> argv[]) { |
| 1948 | ON_BAILOUT("v8::Function::Call()", return Local<v8::Value>()); |
| 1949 | LOG_API("Function::Call"); |
| 1950 | i::Object* raw_result = NULL; |
| 1951 | { |
| 1952 | HandleScope scope; |
| 1953 | i::Handle<i::JSFunction> fun = Utils::OpenHandle(this); |
| 1954 | i::Handle<i::Object> recv_obj = Utils::OpenHandle(*recv); |
| 1955 | STATIC_ASSERT(sizeof(v8::Handle<v8::Value>) == sizeof(i::Object**)); |
| 1956 | i::Object*** args = reinterpret_cast<i::Object***>(argv); |
| 1957 | EXCEPTION_PREAMBLE(); |
| 1958 | i::Handle<i::Object> returned = |
| 1959 | i::Execution::Call(fun, recv_obj, argc, args, &has_pending_exception); |
| 1960 | EXCEPTION_BAILOUT_CHECK(Local<Object>()); |
| 1961 | raw_result = *returned; |
| 1962 | } |
| 1963 | i::Handle<i::Object> result(raw_result); |
| 1964 | return Utils::ToLocal(result); |
| 1965 | } |
| 1966 | |
| 1967 | |
| 1968 | void Function::SetName(v8::Handle<v8::String> name) { |
| 1969 | i::Handle<i::JSFunction> func = Utils::OpenHandle(this); |
| 1970 | func->shared()->set_name(*Utils::OpenHandle(*name)); |
| 1971 | } |
| 1972 | |
| 1973 | |
| 1974 | Handle<Value> Function::GetName() { |
| 1975 | i::Handle<i::JSFunction> func = Utils::OpenHandle(this); |
| 1976 | return Utils::ToLocal(i::Handle<i::Object>(func->shared()->name())); |
| 1977 | } |
| 1978 | |
| 1979 | |
| 1980 | int String::Length() { |
| 1981 | if (IsDeadCheck("v8::String::Length()")) return 0; |
| 1982 | return Utils::OpenHandle(this)->length(); |
| 1983 | } |
| 1984 | |
| 1985 | |
ager@chromium.org | 9258b6b | 2008-09-11 09:11:10 +0000 | [diff] [blame] | 1986 | int String::Utf8Length() { |
| 1987 | if (IsDeadCheck("v8::String::Utf8Length()")) return 0; |
| 1988 | return Utils::OpenHandle(this)->Utf8Length(); |
| 1989 | } |
| 1990 | |
| 1991 | |
| 1992 | int String::WriteUtf8(char* buffer, int capacity) { |
| 1993 | if (IsDeadCheck("v8::String::WriteUtf8()")) return 0; |
| 1994 | LOG_API("String::WriteUtf8"); |
| 1995 | i::Handle<i::String> str = Utils::OpenHandle(this); |
| 1996 | write_input_buffer.Reset(0, *str); |
| 1997 | int len = str->length(); |
| 1998 | // Encode the first K - 3 bytes directly into the buffer since we |
| 1999 | // know there's room for them. If no capacity is given we copy all |
| 2000 | // of them here. |
| 2001 | int fast_end = capacity - (unibrow::Utf8::kMaxEncodedSize - 1); |
| 2002 | int i; |
| 2003 | int pos = 0; |
| 2004 | for (i = 0; i < len && (capacity == -1 || pos < fast_end); i++) { |
| 2005 | i::uc32 c = write_input_buffer.GetNext(); |
| 2006 | int written = unibrow::Utf8::Encode(buffer + pos, c); |
| 2007 | pos += written; |
| 2008 | } |
| 2009 | if (i < len) { |
| 2010 | // For the last characters we need to check the length for each one |
| 2011 | // because they may be longer than the remaining space in the |
| 2012 | // buffer. |
| 2013 | char intermediate[unibrow::Utf8::kMaxEncodedSize]; |
| 2014 | for (; i < len && pos < capacity; i++) { |
| 2015 | i::uc32 c = write_input_buffer.GetNext(); |
| 2016 | int written = unibrow::Utf8::Encode(intermediate, c); |
| 2017 | if (pos + written <= capacity) { |
| 2018 | for (int j = 0; j < written; j++) |
| 2019 | buffer[pos + j] = intermediate[j]; |
| 2020 | pos += written; |
| 2021 | } else { |
| 2022 | // We've reached the end of the buffer |
| 2023 | break; |
| 2024 | } |
| 2025 | } |
| 2026 | } |
| 2027 | if (i == len && (capacity == -1 || pos < capacity)) |
| 2028 | buffer[pos++] = '\0'; |
| 2029 | return pos; |
| 2030 | } |
| 2031 | |
| 2032 | |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2033 | int String::WriteAscii(char* buffer, int start, int length) { |
| 2034 | if (IsDeadCheck("v8::String::WriteAscii()")) return 0; |
| 2035 | LOG_API("String::WriteAscii"); |
| 2036 | ASSERT(start >= 0 && length >= -1); |
| 2037 | i::Handle<i::String> str = Utils::OpenHandle(this); |
| 2038 | // Flatten the string for efficiency. This applies whether we are |
| 2039 | // using StringInputBuffer or Get(i) to access the characters. |
ager@chromium.org | 870a0b6 | 2008-11-04 11:43:05 +0000 | [diff] [blame] | 2040 | str->TryFlatten(i::StringShape(*str)); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2041 | int end = length; |
| 2042 | if ( (length == -1) || (length > str->length() - start) ) |
| 2043 | end = str->length() - start; |
| 2044 | if (end < 0) return 0; |
| 2045 | write_input_buffer.Reset(start, *str); |
| 2046 | int i; |
| 2047 | for (i = 0; i < end; i++) { |
| 2048 | char c = static_cast<char>(write_input_buffer.GetNext()); |
| 2049 | if (c == '\0') c = ' '; |
| 2050 | buffer[i] = c; |
| 2051 | } |
| 2052 | if (length == -1 || i < length) |
| 2053 | buffer[i] = '\0'; |
| 2054 | return i; |
| 2055 | } |
| 2056 | |
| 2057 | |
| 2058 | int String::Write(uint16_t* buffer, int start, int length) { |
| 2059 | if (IsDeadCheck("v8::String::Write()")) return 0; |
| 2060 | LOG_API("String::Write"); |
| 2061 | ASSERT(start >= 0 && length >= -1); |
| 2062 | i::Handle<i::String> str = Utils::OpenHandle(this); |
| 2063 | // Flatten the string for efficiency. This applies whether we are |
| 2064 | // using StringInputBuffer or Get(i) to access the characters. |
ager@chromium.org | 870a0b6 | 2008-11-04 11:43:05 +0000 | [diff] [blame] | 2065 | str->TryFlatten(i::StringShape(*str)); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2066 | int end = length; |
| 2067 | if ( (length == -1) || (length > str->length() - start) ) |
| 2068 | end = str->length() - start; |
| 2069 | if (end < 0) return 0; |
| 2070 | write_input_buffer.Reset(start, *str); |
| 2071 | int i; |
| 2072 | for (i = 0; i < end; i++) |
| 2073 | buffer[i] = write_input_buffer.GetNext(); |
| 2074 | if (length == -1 || i < length) |
| 2075 | buffer[i] = '\0'; |
| 2076 | return i; |
| 2077 | } |
| 2078 | |
| 2079 | |
| 2080 | bool v8::String::IsExternal() { |
| 2081 | EnsureInitialized("v8::String::IsExternal()"); |
| 2082 | i::Handle<i::String> str = Utils::OpenHandle(this); |
ager@chromium.org | 870a0b6 | 2008-11-04 11:43:05 +0000 | [diff] [blame] | 2083 | i::StringShape shape(*str); |
| 2084 | return shape.IsExternalTwoByte(); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2085 | } |
| 2086 | |
| 2087 | |
| 2088 | bool v8::String::IsExternalAscii() { |
| 2089 | EnsureInitialized("v8::String::IsExternalAscii()"); |
| 2090 | i::Handle<i::String> str = Utils::OpenHandle(this); |
ager@chromium.org | 870a0b6 | 2008-11-04 11:43:05 +0000 | [diff] [blame] | 2091 | i::StringShape shape(*str); |
| 2092 | return shape.IsExternalAscii(); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2093 | } |
| 2094 | |
| 2095 | |
| 2096 | v8::String::ExternalStringResource* v8::String::GetExternalStringResource() { |
| 2097 | EnsureInitialized("v8::String::GetExternalStringResource()"); |
| 2098 | i::Handle<i::String> str = Utils::OpenHandle(this); |
| 2099 | ASSERT(str->IsExternalTwoByteString()); |
| 2100 | void* resource = i::Handle<i::ExternalTwoByteString>::cast(str)->resource(); |
| 2101 | return reinterpret_cast<ExternalStringResource*>(resource); |
| 2102 | } |
| 2103 | |
| 2104 | |
| 2105 | v8::String::ExternalAsciiStringResource* |
| 2106 | v8::String::GetExternalAsciiStringResource() { |
| 2107 | EnsureInitialized("v8::String::GetExternalAsciiStringResource()"); |
| 2108 | i::Handle<i::String> str = Utils::OpenHandle(this); |
| 2109 | ASSERT(str->IsExternalAsciiString()); |
| 2110 | void* resource = i::Handle<i::ExternalAsciiString>::cast(str)->resource(); |
| 2111 | return reinterpret_cast<ExternalAsciiStringResource*>(resource); |
| 2112 | } |
| 2113 | |
| 2114 | |
| 2115 | double Number::Value() { |
| 2116 | if (IsDeadCheck("v8::Number::Value()")) return 0; |
| 2117 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 2118 | return obj->Number(); |
| 2119 | } |
| 2120 | |
| 2121 | |
| 2122 | bool Boolean::Value() { |
| 2123 | if (IsDeadCheck("v8::Boolean::Value()")) return false; |
| 2124 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 2125 | return obj->IsTrue(); |
| 2126 | } |
| 2127 | |
| 2128 | |
| 2129 | int64_t Integer::Value() { |
| 2130 | if (IsDeadCheck("v8::Integer::Value()")) return 0; |
| 2131 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 2132 | if (obj->IsSmi()) { |
| 2133 | return i::Smi::cast(*obj)->value(); |
| 2134 | } else { |
| 2135 | return static_cast<int64_t>(obj->Number()); |
| 2136 | } |
| 2137 | } |
| 2138 | |
| 2139 | |
| 2140 | int32_t Int32::Value() { |
| 2141 | if (IsDeadCheck("v8::Int32::Value()")) return 0; |
| 2142 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 2143 | if (obj->IsSmi()) { |
| 2144 | return i::Smi::cast(*obj)->value(); |
| 2145 | } else { |
| 2146 | return static_cast<int32_t>(obj->Number()); |
| 2147 | } |
| 2148 | } |
| 2149 | |
| 2150 | |
| 2151 | void* External::Value() { |
| 2152 | if (IsDeadCheck("v8::External::Value()")) return 0; |
| 2153 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 2154 | return reinterpret_cast<void*>(i::Proxy::cast(*obj)->proxy()); |
| 2155 | } |
| 2156 | |
| 2157 | |
| 2158 | int v8::Object::InternalFieldCount() { |
| 2159 | if (IsDeadCheck("v8::Object::InternalFieldCount()")) return 0; |
| 2160 | i::Handle<i::JSObject> obj = Utils::OpenHandle(this); |
| 2161 | return obj->GetInternalFieldCount(); |
| 2162 | } |
| 2163 | |
| 2164 | |
kasper.lund | 212ac23 | 2008-07-16 07:07:30 +0000 | [diff] [blame] | 2165 | Local<Value> v8::Object::GetInternalField(int index) { |
| 2166 | if (IsDeadCheck("v8::Object::GetInternalField()")) return Local<Value>(); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2167 | i::Handle<i::JSObject> obj = Utils::OpenHandle(this); |
kasper.lund | bd3ec4e | 2008-07-09 11:06:54 +0000 | [diff] [blame] | 2168 | if (!ApiCheck(index < obj->GetInternalFieldCount(), |
kasper.lund | 212ac23 | 2008-07-16 07:07:30 +0000 | [diff] [blame] | 2169 | "v8::Object::GetInternalField()", |
kasper.lund | bd3ec4e | 2008-07-09 11:06:54 +0000 | [diff] [blame] | 2170 | "Reading internal field out of bounds")) { |
| 2171 | return Local<Value>(); |
| 2172 | } |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2173 | i::Handle<i::Object> value(obj->GetInternalField(index)); |
| 2174 | return Utils::ToLocal(value); |
| 2175 | } |
| 2176 | |
| 2177 | |
kasper.lund | 212ac23 | 2008-07-16 07:07:30 +0000 | [diff] [blame] | 2178 | void v8::Object::SetInternalField(int index, v8::Handle<Value> value) { |
| 2179 | if (IsDeadCheck("v8::Object::SetInternalField()")) return; |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2180 | i::Handle<i::JSObject> obj = Utils::OpenHandle(this); |
kasper.lund | bd3ec4e | 2008-07-09 11:06:54 +0000 | [diff] [blame] | 2181 | if (!ApiCheck(index < obj->GetInternalFieldCount(), |
kasper.lund | 212ac23 | 2008-07-16 07:07:30 +0000 | [diff] [blame] | 2182 | "v8::Object::SetInternalField()", |
kasper.lund | bd3ec4e | 2008-07-09 11:06:54 +0000 | [diff] [blame] | 2183 | "Writing internal field out of bounds")) { |
| 2184 | return; |
| 2185 | } |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2186 | i::Handle<i::Object> val = Utils::OpenHandle(*value); |
| 2187 | obj->SetInternalField(index, *val); |
| 2188 | } |
| 2189 | |
| 2190 | |
| 2191 | // --- E n v i r o n m e n t --- |
| 2192 | |
| 2193 | bool v8::V8::Initialize() { |
| 2194 | if (i::V8::HasBeenSetup()) return true; |
| 2195 | HandleScope scope; |
| 2196 | if (i::Snapshot::Initialize()) { |
| 2197 | i::Serializer::disable(); |
| 2198 | return true; |
| 2199 | } else { |
| 2200 | return i::V8::Initialize(NULL); |
| 2201 | } |
| 2202 | } |
| 2203 | |
| 2204 | |
kasper.lund | 7276f14 | 2008-07-30 08:49:36 +0000 | [diff] [blame] | 2205 | const char* v8::V8::GetVersion() { |
ager@chromium.org | a74f0da | 2008-12-03 16:05:52 +0000 | [diff] [blame^] | 2206 | return "0.4.5"; |
kasper.lund | 7276f14 | 2008-07-30 08:49:36 +0000 | [diff] [blame] | 2207 | } |
| 2208 | |
| 2209 | |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 2210 | static i::Handle<i::FunctionTemplateInfo> |
| 2211 | EnsureConstructor(i::Handle<i::ObjectTemplateInfo> templ) { |
| 2212 | if (templ->constructor()->IsUndefined()) { |
| 2213 | Local<FunctionTemplate> constructor = FunctionTemplate::New(); |
| 2214 | Utils::OpenHandle(*constructor)->set_instance_template(*templ); |
| 2215 | templ->set_constructor(*Utils::OpenHandle(*constructor)); |
| 2216 | } |
| 2217 | return i::Handle<i::FunctionTemplateInfo>( |
| 2218 | i::FunctionTemplateInfo::cast(templ->constructor())); |
| 2219 | } |
| 2220 | |
| 2221 | |
| 2222 | Persistent<Context> v8::Context::New( |
| 2223 | v8::ExtensionConfiguration* extensions, |
| 2224 | v8::Handle<ObjectTemplate> global_template, |
| 2225 | v8::Handle<Value> global_object) { |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2226 | EnsureInitialized("v8::Context::New()"); |
| 2227 | LOG_API("Context::New"); |
| 2228 | ON_BAILOUT("v8::Context::New()", return Persistent<Context>()); |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 2229 | |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2230 | // Make sure that the global_template has a constructor. |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 2231 | if (!global_template.IsEmpty()) { |
| 2232 | i::Handle<i::FunctionTemplateInfo> constructor = |
| 2233 | EnsureConstructor(Utils::OpenHandle(*global_template)); |
| 2234 | |
| 2235 | // Create a fresh template for global proxy object. |
| 2236 | Local<ObjectTemplate> proxy_template = ObjectTemplate::New(); |
| 2237 | |
| 2238 | i::Handle<i::FunctionTemplateInfo> proxy_constructor = |
| 2239 | EnsureConstructor(Utils::OpenHandle(*proxy_template)); |
| 2240 | |
| 2241 | // Set the global template to be the prototype template |
| 2242 | // of global proxy template. |
| 2243 | proxy_constructor->set_prototype_template( |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2244 | *Utils::OpenHandle(*global_template)); |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 2245 | |
| 2246 | // Migrate security handlers from global_template to proxy_template. |
| 2247 | if (!constructor->access_check_info()->IsUndefined()) { |
| 2248 | proxy_constructor->set_access_check_info( |
| 2249 | constructor->access_check_info()); |
| 2250 | proxy_constructor->set_needs_access_check(true); |
| 2251 | |
| 2252 | // Remove access check info from global_template. |
| 2253 | constructor->set_needs_access_check(false); |
| 2254 | constructor->set_access_check_info(i::Heap::undefined_value()); |
| 2255 | } |
| 2256 | |
| 2257 | global_template = proxy_template; |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2258 | } |
| 2259 | |
| 2260 | i::Handle<i::Context> env = i::Bootstrapper::CreateEnvironment( |
| 2261 | Utils::OpenHandle(*global_object), |
| 2262 | global_template, extensions); |
| 2263 | if (!ApiCheck(!env.is_null(), |
| 2264 | "v8::Context::New()", |
| 2265 | "Could not initialize environment")) |
| 2266 | return Persistent<Context>(); |
| 2267 | return Persistent<Context>(Utils::ToLocal(env)); |
| 2268 | } |
| 2269 | |
| 2270 | |
| 2271 | void v8::Context::SetSecurityToken(Handle<Value> token) { |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 2272 | if (IsDeadCheck("v8::Context::SetSecurityToken()")) return; |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2273 | i::Handle<i::Context> env = Utils::OpenHandle(this); |
| 2274 | i::Handle<i::Object> token_handle = Utils::OpenHandle(*token); |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 2275 | env->set_security_token(*token_handle); |
| 2276 | } |
| 2277 | |
| 2278 | |
| 2279 | void v8::Context::UseDefaultSecurityToken() { |
| 2280 | if (IsDeadCheck("v8::Context::UseDefaultSecurityToken()")) return; |
| 2281 | i::Handle<i::Context> env = Utils::OpenHandle(this); |
| 2282 | env->set_security_token(env->global()); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2283 | } |
| 2284 | |
| 2285 | |
| 2286 | Handle<Value> v8::Context::GetSecurityToken() { |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 2287 | if (IsDeadCheck("v8::Context::GetSecurityToken()")) return Handle<Value>(); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2288 | i::Handle<i::Context> env = Utils::OpenHandle(this); |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 2289 | i::Object* security_token = env->security_token(); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2290 | i::Handle<i::Object> token_handle(security_token); |
| 2291 | return Utils::ToLocal(token_handle); |
| 2292 | } |
| 2293 | |
| 2294 | |
| 2295 | bool Context::HasOutOfMemoryException() { |
| 2296 | i::Handle<i::Context> env = Utils::OpenHandle(this); |
| 2297 | return env->has_out_of_memory(); |
| 2298 | } |
| 2299 | |
| 2300 | |
| 2301 | bool Context::InContext() { |
| 2302 | return i::Top::context() != NULL; |
| 2303 | } |
| 2304 | |
| 2305 | |
kasper.lund | 4451067 | 2008-07-25 07:37:58 +0000 | [diff] [blame] | 2306 | v8::Local<v8::Context> Context::GetEntered() { |
| 2307 | if (IsDeadCheck("v8::Context::GetEntered()")) return Local<Context>(); |
| 2308 | i::Handle<i::Object> last = thread_local.LastEnteredContext(); |
| 2309 | if (last.is_null()) return Local<Context>(); |
| 2310 | i::Handle<i::Context> context = i::Handle<i::Context>::cast(last); |
| 2311 | return Utils::ToLocal(context); |
| 2312 | } |
| 2313 | |
| 2314 | |
| 2315 | v8::Local<v8::Context> Context::GetCurrent() { |
| 2316 | if (IsDeadCheck("v8::Context::GetCurrent()")) return Local<Context>(); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2317 | i::Handle<i::Context> context(i::Top::global_context()); |
| 2318 | return Utils::ToLocal(context); |
| 2319 | } |
| 2320 | |
| 2321 | |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2322 | v8::Local<v8::Object> Context::Global() { |
| 2323 | if (IsDeadCheck("v8::Context::Global()")) return Local<v8::Object>(); |
| 2324 | i::Object** ctx = reinterpret_cast<i::Object**>(this); |
| 2325 | i::Handle<i::Context> context = |
| 2326 | i::Handle<i::Context>::cast(i::Handle<i::Object>(ctx)); |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 2327 | i::Handle<i::Object> global(context->global_proxy()); |
| 2328 | return Utils::ToLocal(i::Handle<i::JSObject>::cast(global)); |
| 2329 | } |
| 2330 | |
| 2331 | |
| 2332 | void Context::DetachGlobal() { |
| 2333 | if (IsDeadCheck("v8::Context::DetachGlobal()")) return; |
| 2334 | i::Object** ctx = reinterpret_cast<i::Object**>(this); |
| 2335 | i::Handle<i::Context> context = |
| 2336 | i::Handle<i::Context>::cast(i::Handle<i::Object>(ctx)); |
| 2337 | i::Bootstrapper::DetachGlobal(context); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2338 | } |
| 2339 | |
| 2340 | |
| 2341 | Local<v8::Object> ObjectTemplate::NewInstance() { |
| 2342 | ON_BAILOUT("v8::ObjectTemplate::NewInstance()", return Local<v8::Object>()); |
| 2343 | LOG_API("ObjectTemplate::NewInstance"); |
| 2344 | EXCEPTION_PREAMBLE(); |
| 2345 | i::Handle<i::Object> obj = |
| 2346 | i::Execution::InstantiateObject(Utils::OpenHandle(this), |
| 2347 | &has_pending_exception); |
| 2348 | EXCEPTION_BAILOUT_CHECK(Local<v8::Object>()); |
| 2349 | return Utils::ToLocal(i::Handle<i::JSObject>::cast(obj)); |
| 2350 | } |
| 2351 | |
| 2352 | |
| 2353 | Local<v8::Function> FunctionTemplate::GetFunction() { |
| 2354 | ON_BAILOUT("v8::FunctionTemplate::GetFunction()", |
| 2355 | return Local<v8::Function>()); |
| 2356 | LOG_API("FunctionTemplate::GetFunction"); |
| 2357 | EXCEPTION_PREAMBLE(); |
| 2358 | i::Handle<i::Object> obj = |
| 2359 | i::Execution::InstantiateFunction(Utils::OpenHandle(this), |
| 2360 | &has_pending_exception); |
| 2361 | EXCEPTION_BAILOUT_CHECK(Local<v8::Function>()); |
| 2362 | return Utils::ToLocal(i::Handle<i::JSFunction>::cast(obj)); |
| 2363 | } |
| 2364 | |
| 2365 | |
| 2366 | bool FunctionTemplate::HasInstance(v8::Handle<v8::Value> value) { |
| 2367 | ON_BAILOUT("v8::FunctionTemplate::HasInstanceOf()", return false); |
| 2368 | i::Object* obj = *Utils::OpenHandle(*value); |
| 2369 | return obj->IsInstanceOf(*Utils::OpenHandle(this)); |
| 2370 | } |
| 2371 | |
| 2372 | |
| 2373 | Local<External> v8::External::New(void* data) { |
| 2374 | STATIC_ASSERT(sizeof(data) == sizeof(i::Address)); |
| 2375 | LOG_API("External::New"); |
| 2376 | EnsureInitialized("v8::External::New()"); |
| 2377 | i::Handle<i::Proxy> obj = i::Factory::NewProxy(static_cast<i::Address>(data)); |
| 2378 | return Utils::ToLocal(obj); |
| 2379 | } |
| 2380 | |
| 2381 | |
| 2382 | Local<String> v8::String::New(const char* data, int length) { |
| 2383 | EnsureInitialized("v8::String::New()"); |
| 2384 | LOG_API("String::New(char)"); |
| 2385 | if (length == -1) length = strlen(data); |
| 2386 | i::Handle<i::String> result = |
| 2387 | i::Factory::NewStringFromUtf8(i::Vector<const char>(data, length)); |
| 2388 | return Utils::ToLocal(result); |
| 2389 | } |
| 2390 | |
| 2391 | |
| 2392 | Local<String> v8::String::NewUndetectable(const char* data, int length) { |
| 2393 | EnsureInitialized("v8::String::NewUndetectable()"); |
| 2394 | LOG_API("String::NewUndetectable(char)"); |
| 2395 | if (length == -1) length = strlen(data); |
| 2396 | i::Handle<i::String> result = |
| 2397 | i::Factory::NewStringFromUtf8(i::Vector<const char>(data, length)); |
| 2398 | result->MarkAsUndetectable(); |
| 2399 | return Utils::ToLocal(result); |
| 2400 | } |
| 2401 | |
| 2402 | |
| 2403 | static int TwoByteStringLength(const uint16_t* data) { |
| 2404 | int length = 0; |
| 2405 | while (data[length] != '\0') length++; |
| 2406 | return length; |
| 2407 | } |
| 2408 | |
| 2409 | |
| 2410 | Local<String> v8::String::New(const uint16_t* data, int length) { |
| 2411 | EnsureInitialized("v8::String::New()"); |
| 2412 | LOG_API("String::New(uint16_)"); |
| 2413 | if (length == -1) length = TwoByteStringLength(data); |
| 2414 | i::Handle<i::String> result = |
| 2415 | i::Factory::NewStringFromTwoByte(i::Vector<const uint16_t>(data, length)); |
| 2416 | return Utils::ToLocal(result); |
| 2417 | } |
| 2418 | |
| 2419 | |
| 2420 | Local<String> v8::String::NewUndetectable(const uint16_t* data, int length) { |
| 2421 | EnsureInitialized("v8::String::NewUndetectable()"); |
| 2422 | LOG_API("String::NewUndetectable(uint16_)"); |
| 2423 | if (length == -1) length = TwoByteStringLength(data); |
| 2424 | i::Handle<i::String> result = |
| 2425 | i::Factory::NewStringFromTwoByte(i::Vector<const uint16_t>(data, length)); |
| 2426 | result->MarkAsUndetectable(); |
| 2427 | return Utils::ToLocal(result); |
| 2428 | } |
| 2429 | |
| 2430 | |
| 2431 | i::Handle<i::String> NewExternalStringHandle( |
| 2432 | v8::String::ExternalStringResource* resource) { |
| 2433 | i::Handle<i::String> result = |
| 2434 | i::Factory::NewExternalStringFromTwoByte(resource); |
| 2435 | return result; |
| 2436 | } |
| 2437 | |
| 2438 | |
| 2439 | i::Handle<i::String> NewExternalAsciiStringHandle( |
| 2440 | v8::String::ExternalAsciiStringResource* resource) { |
| 2441 | i::Handle<i::String> result = |
| 2442 | i::Factory::NewExternalStringFromAscii(resource); |
| 2443 | return result; |
| 2444 | } |
| 2445 | |
| 2446 | |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 2447 | static void DisposeExternalString(v8::Persistent<v8::Value> obj, |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2448 | void* parameter) { |
| 2449 | v8::String::ExternalStringResource* resource = |
| 2450 | reinterpret_cast<v8::String::ExternalStringResource*>(parameter); |
| 2451 | const size_t total_size = resource->length() * sizeof(*resource->data()); |
| 2452 | i::Counters::total_external_string_memory.Decrement(total_size); |
| 2453 | delete resource; |
| 2454 | obj.Dispose(); |
| 2455 | } |
| 2456 | |
| 2457 | |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 2458 | static void DisposeExternalAsciiString(v8::Persistent<v8::Value> obj, |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2459 | void* parameter) { |
| 2460 | v8::String::ExternalAsciiStringResource* resource = |
| 2461 | reinterpret_cast<v8::String::ExternalAsciiStringResource*>(parameter); |
| 2462 | const size_t total_size = resource->length() * sizeof(*resource->data()); |
| 2463 | i::Counters::total_external_string_memory.Decrement(total_size); |
| 2464 | delete resource; |
| 2465 | obj.Dispose(); |
| 2466 | } |
| 2467 | |
| 2468 | |
| 2469 | Local<String> v8::String::NewExternal( |
| 2470 | v8::String::ExternalStringResource* resource) { |
| 2471 | EnsureInitialized("v8::String::NewExternal()"); |
| 2472 | LOG_API("String::NewExternal"); |
| 2473 | const size_t total_size = resource->length() * sizeof(*resource->data()); |
| 2474 | i::Counters::total_external_string_memory.Increment(total_size); |
| 2475 | i::Handle<i::String> result = NewExternalStringHandle(resource); |
| 2476 | i::Handle<i::Object> handle = i::GlobalHandles::Create(*result); |
| 2477 | i::GlobalHandles::MakeWeak(handle.location(), |
| 2478 | resource, |
| 2479 | &DisposeExternalString); |
| 2480 | return Utils::ToLocal(result); |
| 2481 | } |
| 2482 | |
| 2483 | |
| 2484 | Local<String> v8::String::NewExternal( |
| 2485 | v8::String::ExternalAsciiStringResource* resource) { |
| 2486 | EnsureInitialized("v8::String::NewExternal()"); |
| 2487 | LOG_API("String::NewExternal"); |
| 2488 | const size_t total_size = resource->length() * sizeof(*resource->data()); |
| 2489 | i::Counters::total_external_string_memory.Increment(total_size); |
| 2490 | i::Handle<i::String> result = NewExternalAsciiStringHandle(resource); |
| 2491 | i::Handle<i::Object> handle = i::GlobalHandles::Create(*result); |
| 2492 | i::GlobalHandles::MakeWeak(handle.location(), |
| 2493 | resource, |
| 2494 | &DisposeExternalAsciiString); |
| 2495 | return Utils::ToLocal(result); |
| 2496 | } |
| 2497 | |
| 2498 | |
| 2499 | Local<v8::Object> v8::Object::New() { |
| 2500 | EnsureInitialized("v8::Object::New()"); |
| 2501 | LOG_API("Object::New"); |
| 2502 | i::Handle<i::JSObject> obj = |
| 2503 | i::Factory::NewJSObject(i::Top::object_function()); |
| 2504 | return Utils::ToLocal(obj); |
| 2505 | } |
| 2506 | |
| 2507 | |
| 2508 | Local<v8::Value> v8::Date::New(double time) { |
| 2509 | EnsureInitialized("v8::Date::New()"); |
| 2510 | LOG_API("Date::New"); |
| 2511 | EXCEPTION_PREAMBLE(); |
| 2512 | i::Handle<i::Object> obj = |
| 2513 | i::Execution::NewDate(time, &has_pending_exception); |
| 2514 | EXCEPTION_BAILOUT_CHECK(Local<v8::Value>()); |
| 2515 | return Utils::ToLocal(obj); |
| 2516 | } |
| 2517 | |
| 2518 | |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 2519 | double v8::Date::NumberValue() { |
| 2520 | if (IsDeadCheck("v8::Date::NumberValue()")) return 0; |
| 2521 | LOG_API("Date::NumberValue"); |
| 2522 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 2523 | i::Handle<i::JSValue> jsvalue = i::Handle<i::JSValue>::cast(obj); |
| 2524 | return jsvalue->value()->Number(); |
| 2525 | } |
| 2526 | |
| 2527 | |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2528 | Local<v8::Array> v8::Array::New(int length) { |
| 2529 | EnsureInitialized("v8::Array::New()"); |
| 2530 | LOG_API("Array::New"); |
| 2531 | i::Handle<i::JSArray> obj = i::Factory::NewJSArray(length); |
| 2532 | return Utils::ToLocal(obj); |
| 2533 | } |
| 2534 | |
| 2535 | |
| 2536 | uint32_t v8::Array::Length() { |
| 2537 | if (IsDeadCheck("v8::Array::Length()")) return 0; |
| 2538 | i::Handle<i::JSArray> obj = Utils::OpenHandle(this); |
| 2539 | i::Object* length = obj->length(); |
| 2540 | if (length->IsSmi()) { |
| 2541 | return i::Smi::cast(length)->value(); |
| 2542 | } else { |
| 2543 | return static_cast<uint32_t>(length->Number()); |
| 2544 | } |
| 2545 | } |
| 2546 | |
| 2547 | |
| 2548 | Local<String> v8::String::NewSymbol(const char* data, int length) { |
| 2549 | EnsureInitialized("v8::String::NewSymbol()"); |
| 2550 | LOG_API("String::NewSymbol(char)"); |
| 2551 | if (length == -1) length = strlen(data); |
| 2552 | i::Handle<i::String> result = |
| 2553 | i::Factory::LookupSymbol(i::Vector<const char>(data, length)); |
| 2554 | return Utils::ToLocal(result); |
| 2555 | } |
| 2556 | |
| 2557 | |
| 2558 | Local<Number> v8::Number::New(double value) { |
| 2559 | EnsureInitialized("v8::Number::New()"); |
| 2560 | i::Handle<i::Object> result = i::Factory::NewNumber(value); |
| 2561 | return Utils::NumberToLocal(result); |
| 2562 | } |
| 2563 | |
| 2564 | |
| 2565 | Local<Integer> v8::Integer::New(int32_t value) { |
| 2566 | EnsureInitialized("v8::Integer::New()"); |
| 2567 | if (i::Smi::IsValid(value)) { |
| 2568 | return Utils::IntegerToLocal(i::Handle<i::Object>(i::Smi::FromInt(value))); |
| 2569 | } |
| 2570 | i::Handle<i::Object> result = i::Factory::NewNumber(value); |
| 2571 | return Utils::IntegerToLocal(result); |
| 2572 | } |
| 2573 | |
| 2574 | |
| 2575 | void V8::IgnoreOutOfMemoryException() { |
| 2576 | thread_local.SetIgnoreOutOfMemory(true); |
| 2577 | } |
| 2578 | |
| 2579 | |
| 2580 | bool V8::AddMessageListener(MessageCallback that, Handle<Value> data) { |
| 2581 | EnsureInitialized("v8::V8::AddMessageListener()"); |
| 2582 | ON_BAILOUT("v8::V8::AddMessageListener()", return false); |
| 2583 | HandleScope scope; |
| 2584 | NeanderArray listeners(i::Factory::message_listeners()); |
| 2585 | NeanderObject obj(2); |
| 2586 | obj.set(0, *i::Factory::NewProxy(FUNCTION_ADDR(that))); |
| 2587 | obj.set(1, data.IsEmpty() ? |
| 2588 | i::Heap::undefined_value() : |
| 2589 | *Utils::OpenHandle(*data)); |
| 2590 | listeners.add(obj.value()); |
| 2591 | return true; |
| 2592 | } |
| 2593 | |
| 2594 | |
| 2595 | void V8::RemoveMessageListeners(MessageCallback that) { |
| 2596 | EnsureInitialized("v8::V8::RemoveMessageListener()"); |
| 2597 | ON_BAILOUT("v8::V8::RemoveMessageListeners()", return); |
| 2598 | HandleScope scope; |
| 2599 | NeanderArray listeners(i::Factory::message_listeners()); |
| 2600 | for (int i = 0; i < listeners.length(); i++) { |
| 2601 | if (listeners.get(i)->IsUndefined()) continue; // skip deleted ones |
| 2602 | |
| 2603 | NeanderObject listener(i::JSObject::cast(listeners.get(i))); |
| 2604 | i::Handle<i::Proxy> callback_obj(i::Proxy::cast(listener.get(0))); |
| 2605 | if (callback_obj->proxy() == FUNCTION_ADDR(that)) { |
| 2606 | listeners.set(i, i::Heap::undefined_value()); |
| 2607 | } |
| 2608 | } |
| 2609 | } |
| 2610 | |
| 2611 | |
| 2612 | void V8::SetCounterFunction(CounterLookupCallback callback) { |
| 2613 | if (IsDeadCheck("v8::V8::SetCounterFunction()")) return; |
| 2614 | i::StatsTable::SetCounterFunction(callback); |
| 2615 | } |
| 2616 | |
| 2617 | |
| 2618 | void V8::EnableSlidingStateWindow() { |
| 2619 | if (IsDeadCheck("v8::V8::EnableSlidingStateWindow()")) return; |
| 2620 | i::Logger::EnableSlidingStateWindow(); |
| 2621 | } |
| 2622 | |
| 2623 | |
| 2624 | void V8::SetFailedAccessCheckCallbackFunction( |
| 2625 | FailedAccessCheckCallback callback) { |
| 2626 | if (IsDeadCheck("v8::V8::SetFailedAccessCheckCallbackFunction()")) return; |
| 2627 | i::Top::SetFailedAccessCheckCallback(callback); |
| 2628 | } |
| 2629 | |
| 2630 | |
| 2631 | void V8::AddObjectToGroup(void* group_id, Persistent<Object> obj) { |
| 2632 | if (IsDeadCheck("v8::V8::AddObjectToGroup()")) return; |
| 2633 | i::GlobalHandles::AddToGroup(group_id, reinterpret_cast<i::Object**>(*obj)); |
| 2634 | } |
| 2635 | |
| 2636 | |
kasper.lund | 7276f14 | 2008-07-30 08:49:36 +0000 | [diff] [blame] | 2637 | int V8::AdjustAmountOfExternalAllocatedMemory(int change_in_bytes) { |
| 2638 | if (IsDeadCheck("v8::V8::AdjustAmountOfExternalAllocatedMemory()")) return 0; |
| 2639 | return i::Heap::AdjustAmountOfExternalAllocatedMemory(change_in_bytes); |
| 2640 | } |
| 2641 | |
| 2642 | |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2643 | void V8::SetGlobalGCPrologueCallback(GCCallback callback) { |
| 2644 | if (IsDeadCheck("v8::V8::SetGlobalGCPrologueCallback()")) return; |
| 2645 | i::Heap::SetGlobalGCPrologueCallback(callback); |
| 2646 | } |
| 2647 | |
| 2648 | |
| 2649 | void V8::SetGlobalGCEpilogueCallback(GCCallback callback) { |
| 2650 | if (IsDeadCheck("v8::V8::SetGlobalGCEpilogueCallback()")) return; |
| 2651 | i::Heap::SetGlobalGCEpilogueCallback(callback); |
| 2652 | } |
| 2653 | |
| 2654 | |
ager@chromium.org | a74f0da | 2008-12-03 16:05:52 +0000 | [diff] [blame^] | 2655 | void V8::SetExternalSymbolCallback(ExternalSymbolCallback callback) { |
| 2656 | if (IsDeadCheck("v8::V8::SetExternalSymbolCallback()")) return; |
| 2657 | i::Heap::SetExternalSymbolCallback(callback); |
| 2658 | } |
| 2659 | |
| 2660 | |
ager@chromium.org | 9258b6b | 2008-09-11 09:11:10 +0000 | [diff] [blame] | 2661 | String::Utf8Value::Utf8Value(v8::Handle<v8::Value> obj) { |
| 2662 | EnsureInitialized("v8::String::Utf8Value::Utf8Value()"); |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 2663 | if (obj.IsEmpty()) { |
| 2664 | str_ = NULL; |
| 2665 | length_ = 0; |
| 2666 | return; |
| 2667 | } |
ager@chromium.org | 9258b6b | 2008-09-11 09:11:10 +0000 | [diff] [blame] | 2668 | HandleScope scope; |
| 2669 | TryCatch try_catch; |
| 2670 | Handle<String> str = obj->ToString(); |
| 2671 | if (str.IsEmpty()) { |
| 2672 | str_ = NULL; |
| 2673 | length_ = 0; |
| 2674 | } else { |
| 2675 | length_ = str->Utf8Length(); |
| 2676 | str_ = i::NewArray<char>(length_ + 1); |
| 2677 | str->WriteUtf8(str_); |
| 2678 | } |
| 2679 | } |
| 2680 | |
| 2681 | |
| 2682 | String::Utf8Value::~Utf8Value() { |
| 2683 | i::DeleteArray(str_); |
| 2684 | } |
| 2685 | |
| 2686 | |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2687 | String::AsciiValue::AsciiValue(v8::Handle<v8::Value> obj) { |
| 2688 | EnsureInitialized("v8::String::AsciiValue::AsciiValue()"); |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 2689 | if (obj.IsEmpty()) { |
| 2690 | str_ = NULL; |
| 2691 | length_ = 0; |
| 2692 | return; |
| 2693 | } |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2694 | HandleScope scope; |
ager@chromium.org | 9258b6b | 2008-09-11 09:11:10 +0000 | [diff] [blame] | 2695 | TryCatch try_catch; |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2696 | Handle<String> str = obj->ToString(); |
ager@chromium.org | 9258b6b | 2008-09-11 09:11:10 +0000 | [diff] [blame] | 2697 | if (str.IsEmpty()) { |
| 2698 | str_ = NULL; |
| 2699 | length_ = 0; |
| 2700 | } else { |
| 2701 | length_ = str->Length(); |
| 2702 | str_ = i::NewArray<char>(length_ + 1); |
| 2703 | str->WriteAscii(str_); |
| 2704 | } |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2705 | } |
| 2706 | |
| 2707 | |
| 2708 | String::AsciiValue::~AsciiValue() { |
| 2709 | i::DeleteArray(str_); |
| 2710 | } |
| 2711 | |
| 2712 | |
| 2713 | String::Value::Value(v8::Handle<v8::Value> obj) { |
| 2714 | EnsureInitialized("v8::String::Value::Value()"); |
kasperl@chromium.org | 5a8ca6c | 2008-10-23 13:57:19 +0000 | [diff] [blame] | 2715 | if (obj.IsEmpty()) { |
| 2716 | str_ = NULL; |
| 2717 | length_ = 0; |
| 2718 | return; |
| 2719 | } |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2720 | HandleScope scope; |
ager@chromium.org | 9258b6b | 2008-09-11 09:11:10 +0000 | [diff] [blame] | 2721 | TryCatch try_catch; |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2722 | Handle<String> str = obj->ToString(); |
ager@chromium.org | 9258b6b | 2008-09-11 09:11:10 +0000 | [diff] [blame] | 2723 | if (str.IsEmpty()) { |
| 2724 | str_ = NULL; |
| 2725 | length_ = 0; |
| 2726 | } else { |
| 2727 | length_ = str->Length(); |
| 2728 | str_ = i::NewArray<uint16_t>(length_ + 1); |
| 2729 | str->Write(str_); |
| 2730 | } |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2731 | } |
| 2732 | |
| 2733 | |
| 2734 | String::Value::~Value() { |
| 2735 | i::DeleteArray(str_); |
| 2736 | } |
| 2737 | |
| 2738 | Local<Value> Exception::RangeError(v8::Handle<v8::String> raw_message) { |
| 2739 | LOG_API("RangeError"); |
| 2740 | ON_BAILOUT("v8::Exception::RangeError()", return Local<Value>()); |
| 2741 | i::Object* error; |
| 2742 | { |
| 2743 | HandleScope scope; |
| 2744 | i::Handle<i::String> message = Utils::OpenHandle(*raw_message); |
| 2745 | i::Handle<i::Object> result = i::Factory::NewRangeError(message); |
| 2746 | error = *result; |
| 2747 | } |
| 2748 | i::Handle<i::Object> result(error); |
| 2749 | return Utils::ToLocal(result); |
| 2750 | } |
| 2751 | |
| 2752 | Local<Value> Exception::ReferenceError(v8::Handle<v8::String> raw_message) { |
| 2753 | LOG_API("ReferenceError"); |
| 2754 | ON_BAILOUT("v8::Exception::ReferenceError()", return Local<Value>()); |
| 2755 | i::Object* error; |
| 2756 | { |
| 2757 | HandleScope scope; |
| 2758 | i::Handle<i::String> message = Utils::OpenHandle(*raw_message); |
| 2759 | i::Handle<i::Object> result = i::Factory::NewReferenceError(message); |
| 2760 | error = *result; |
| 2761 | } |
| 2762 | i::Handle<i::Object> result(error); |
| 2763 | return Utils::ToLocal(result); |
| 2764 | } |
| 2765 | |
| 2766 | Local<Value> Exception::SyntaxError(v8::Handle<v8::String> raw_message) { |
| 2767 | LOG_API("SyntaxError"); |
| 2768 | ON_BAILOUT("v8::Exception::SyntaxError()", return Local<Value>()); |
| 2769 | i::Object* error; |
| 2770 | { |
| 2771 | HandleScope scope; |
| 2772 | i::Handle<i::String> message = Utils::OpenHandle(*raw_message); |
| 2773 | i::Handle<i::Object> result = i::Factory::NewSyntaxError(message); |
| 2774 | error = *result; |
| 2775 | } |
| 2776 | i::Handle<i::Object> result(error); |
| 2777 | return Utils::ToLocal(result); |
| 2778 | } |
| 2779 | |
| 2780 | Local<Value> Exception::TypeError(v8::Handle<v8::String> raw_message) { |
| 2781 | LOG_API("TypeError"); |
| 2782 | ON_BAILOUT("v8::Exception::TypeError()", return Local<Value>()); |
| 2783 | i::Object* error; |
| 2784 | { |
| 2785 | HandleScope scope; |
| 2786 | i::Handle<i::String> message = Utils::OpenHandle(*raw_message); |
| 2787 | i::Handle<i::Object> result = i::Factory::NewTypeError(message); |
| 2788 | error = *result; |
| 2789 | } |
| 2790 | i::Handle<i::Object> result(error); |
| 2791 | return Utils::ToLocal(result); |
| 2792 | } |
| 2793 | |
| 2794 | Local<Value> Exception::Error(v8::Handle<v8::String> raw_message) { |
| 2795 | LOG_API("Error"); |
| 2796 | ON_BAILOUT("v8::Exception::Error()", return Local<Value>()); |
| 2797 | i::Object* error; |
| 2798 | { |
| 2799 | HandleScope scope; |
| 2800 | i::Handle<i::String> message = Utils::OpenHandle(*raw_message); |
| 2801 | i::Handle<i::Object> result = i::Factory::NewError(message); |
| 2802 | error = *result; |
| 2803 | } |
| 2804 | i::Handle<i::Object> result(error); |
| 2805 | return Utils::ToLocal(result); |
| 2806 | } |
| 2807 | |
| 2808 | |
| 2809 | // --- D e b u g S u p p o r t --- |
| 2810 | |
| 2811 | |
| 2812 | bool Debug::AddDebugEventListener(DebugEventCallback that, Handle<Value> data) { |
kasperl@chromium.org | 9bbf968 | 2008-10-30 11:53:07 +0000 | [diff] [blame] | 2813 | EnsureInitialized("v8::Debug::AddDebugEventListener()"); |
| 2814 | ON_BAILOUT("v8::Debug::AddDebugEventListener()", return false); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2815 | HandleScope scope; |
| 2816 | NeanderArray listeners(i::Factory::debug_event_listeners()); |
| 2817 | NeanderObject obj(2); |
| 2818 | obj.set(0, *i::Factory::NewProxy(FUNCTION_ADDR(that))); |
| 2819 | obj.set(1, data.IsEmpty() ? |
| 2820 | i::Heap::undefined_value() : |
| 2821 | *Utils::OpenHandle(*data)); |
| 2822 | listeners.add(obj.value()); |
| 2823 | i::Debugger::UpdateActiveDebugger(); |
| 2824 | return true; |
| 2825 | } |
| 2826 | |
| 2827 | |
| 2828 | bool Debug::AddDebugEventListener(v8::Handle<v8::Function> that, |
| 2829 | Handle<Value> data) { |
kasperl@chromium.org | 9bbf968 | 2008-10-30 11:53:07 +0000 | [diff] [blame] | 2830 | ON_BAILOUT("v8::Debug::AddDebugEventListener()", return false); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2831 | HandleScope scope; |
| 2832 | NeanderArray listeners(i::Factory::debug_event_listeners()); |
| 2833 | NeanderObject obj(2); |
| 2834 | obj.set(0, *Utils::OpenHandle(*that)); |
| 2835 | obj.set(1, data.IsEmpty() ? |
| 2836 | i::Heap::undefined_value() : |
| 2837 | *Utils::OpenHandle(*data)); |
| 2838 | listeners.add(obj.value()); |
| 2839 | i::Debugger::UpdateActiveDebugger(); |
| 2840 | return true; |
| 2841 | } |
| 2842 | |
| 2843 | |
| 2844 | void Debug::RemoveDebugEventListener(DebugEventCallback that) { |
kasperl@chromium.org | 9bbf968 | 2008-10-30 11:53:07 +0000 | [diff] [blame] | 2845 | EnsureInitialized("v8::Debug::RemoveDebugEventListener()"); |
| 2846 | ON_BAILOUT("v8::Debug::RemoveDebugEventListener()", return); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2847 | HandleScope scope; |
| 2848 | NeanderArray listeners(i::Factory::debug_event_listeners()); |
| 2849 | for (int i = 0; i < listeners.length(); i++) { |
| 2850 | if (listeners.get(i)->IsUndefined()) continue; // skip deleted ones |
| 2851 | |
| 2852 | NeanderObject listener(i::JSObject::cast(listeners.get(i))); |
| 2853 | // When removing a C debug event listener only consider proxy objects. |
| 2854 | if (listener.get(0)->IsProxy()) { |
| 2855 | i::Handle<i::Proxy> callback_obj(i::Proxy::cast(listener.get(0))); |
| 2856 | if (callback_obj->proxy() == FUNCTION_ADDR(that)) { |
| 2857 | listeners.set(i, i::Heap::undefined_value()); |
| 2858 | } |
| 2859 | } |
| 2860 | } |
| 2861 | i::Debugger::UpdateActiveDebugger(); |
| 2862 | } |
| 2863 | |
| 2864 | |
| 2865 | void Debug::RemoveDebugEventListener(v8::Handle<v8::Function> that) { |
kasperl@chromium.org | 9bbf968 | 2008-10-30 11:53:07 +0000 | [diff] [blame] | 2866 | ON_BAILOUT("v8::Debug::RemoveDebugEventListener()", return); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2867 | HandleScope scope; |
| 2868 | NeanderArray listeners(i::Factory::debug_event_listeners()); |
| 2869 | for (int i = 0; i < listeners.length(); i++) { |
| 2870 | if (listeners.get(i)->IsUndefined()) continue; // skip deleted ones |
| 2871 | |
| 2872 | NeanderObject listener(i::JSObject::cast(listeners.get(i))); |
| 2873 | // When removing a JavaScript debug event listener only consider JavaScript |
| 2874 | // function objects. |
| 2875 | if (listener.get(0)->IsJSFunction()) { |
| 2876 | i::JSFunction* callback = i::JSFunction::cast(listener.get(0)); |
| 2877 | i::Handle<i::JSFunction> callback_fun(callback); |
| 2878 | if (callback_fun.is_identical_to(Utils::OpenHandle(*that))) { |
| 2879 | listeners.set(i, i::Heap::undefined_value()); |
| 2880 | } |
| 2881 | } |
| 2882 | } |
| 2883 | i::Debugger::UpdateActiveDebugger(); |
| 2884 | } |
| 2885 | |
| 2886 | |
| 2887 | void Debug::DebugBreak() { |
kasperl@chromium.org | 9bbf968 | 2008-10-30 11:53:07 +0000 | [diff] [blame] | 2888 | if (!i::V8::HasBeenSetup()) return; |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2889 | i::StackGuard::DebugBreak(); |
| 2890 | } |
| 2891 | |
| 2892 | |
| 2893 | void Debug::SetMessageHandler(v8::DebugMessageHandler handler, void* data) { |
kasperl@chromium.org | 9bbf968 | 2008-10-30 11:53:07 +0000 | [diff] [blame] | 2894 | EnsureInitialized("v8::Debug::SetMessageHandler"); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2895 | i::Debugger::SetMessageHandler(handler, data); |
| 2896 | } |
| 2897 | |
| 2898 | |
| 2899 | void Debug::SendCommand(const uint16_t* command, int length) { |
kasperl@chromium.org | 9bbf968 | 2008-10-30 11:53:07 +0000 | [diff] [blame] | 2900 | if (!i::V8::HasBeenSetup()) return; |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2901 | i::Debugger::ProcessCommand(i::Vector<const uint16_t>(command, length)); |
| 2902 | } |
| 2903 | |
| 2904 | |
ager@chromium.org | a74f0da | 2008-12-03 16:05:52 +0000 | [diff] [blame^] | 2905 | Handle<Value> Debug::Call(v8::Handle<v8::Function> fun, |
| 2906 | v8::Handle<v8::Value> data) { |
| 2907 | if (!i::V8::HasBeenSetup()) return Handle<Value>(); |
| 2908 | ON_BAILOUT("v8::Debug::Call()", return Handle<Value>()); |
| 2909 | i::Handle<i::Object> result; |
| 2910 | EXCEPTION_PREAMBLE(); |
| 2911 | if (data.IsEmpty()) { |
| 2912 | result = i::Debugger::Call(Utils::OpenHandle(*fun), |
| 2913 | i::Factory::undefined_value(), |
| 2914 | &has_pending_exception); |
| 2915 | } else { |
| 2916 | result = i::Debugger::Call(Utils::OpenHandle(*fun), |
| 2917 | Utils::OpenHandle(*data), |
| 2918 | &has_pending_exception); |
| 2919 | } |
| 2920 | EXCEPTION_BAILOUT_CHECK(Local<Value>()); |
| 2921 | return Utils::ToLocal(result); |
| 2922 | } |
| 2923 | |
| 2924 | |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2925 | namespace internal { |
| 2926 | |
| 2927 | |
| 2928 | HandleScopeImplementer* HandleScopeImplementer::instance() { |
| 2929 | return &thread_local; |
| 2930 | } |
| 2931 | |
| 2932 | |
| 2933 | char* HandleScopeImplementer::ArchiveThread(char* storage) { |
| 2934 | return thread_local.ArchiveThreadHelper(storage); |
| 2935 | } |
| 2936 | |
| 2937 | |
| 2938 | char* HandleScopeImplementer::ArchiveThreadHelper(char* storage) { |
| 2939 | ImplementationUtilities::HandleScopeData* current = |
| 2940 | ImplementationUtilities::CurrentHandleScope(); |
| 2941 | handle_scope_data_ = *current; |
| 2942 | memcpy(storage, this, sizeof(*this)); |
| 2943 | |
| 2944 | Initialize(); |
| 2945 | current->Initialize(); |
| 2946 | |
| 2947 | return storage + ArchiveSpacePerThread(); |
| 2948 | } |
| 2949 | |
| 2950 | |
| 2951 | int HandleScopeImplementer::ArchiveSpacePerThread() { |
| 2952 | return sizeof(thread_local); |
| 2953 | } |
| 2954 | |
| 2955 | |
| 2956 | char* HandleScopeImplementer::RestoreThread(char* storage) { |
| 2957 | return thread_local.RestoreThreadHelper(storage); |
| 2958 | } |
| 2959 | |
| 2960 | |
| 2961 | char* HandleScopeImplementer::RestoreThreadHelper(char* storage) { |
| 2962 | memcpy(this, storage, sizeof(*this)); |
| 2963 | *ImplementationUtilities::CurrentHandleScope() = handle_scope_data_; |
| 2964 | return storage + ArchiveSpacePerThread(); |
| 2965 | } |
| 2966 | |
| 2967 | |
| 2968 | void HandleScopeImplementer::Iterate( |
| 2969 | ObjectVisitor* v, |
| 2970 | List<void**>* blocks, |
| 2971 | ImplementationUtilities::HandleScopeData* handle_data) { |
| 2972 | // Iterate over all handles in the blocks except for the last. |
| 2973 | for (int i = blocks->length() - 2; i >= 0; --i) { |
| 2974 | Object** block = |
| 2975 | reinterpret_cast<Object**>(blocks->at(i)); |
| 2976 | v->VisitPointers(block, &block[kHandleBlockSize]); |
| 2977 | } |
| 2978 | |
| 2979 | // Iterate over live handles in the last block (if any). |
| 2980 | if (!blocks->is_empty()) { |
| 2981 | v->VisitPointers(reinterpret_cast<Object**>(blocks->last()), |
| 2982 | reinterpret_cast<Object**>(handle_data->next)); |
| 2983 | } |
| 2984 | } |
| 2985 | |
| 2986 | |
| 2987 | void HandleScopeImplementer::Iterate(ObjectVisitor* v) { |
| 2988 | ImplementationUtilities::HandleScopeData* current = |
| 2989 | ImplementationUtilities::CurrentHandleScope(); |
| 2990 | Iterate(v, thread_local.Blocks(), current); |
| 2991 | } |
| 2992 | |
| 2993 | |
| 2994 | char* HandleScopeImplementer::Iterate(ObjectVisitor* v, char* storage) { |
| 2995 | HandleScopeImplementer* thread_local = |
| 2996 | reinterpret_cast<HandleScopeImplementer*>(storage); |
| 2997 | List<void**>* blocks_of_archived_thread = thread_local->Blocks(); |
| 2998 | ImplementationUtilities::HandleScopeData* handle_data_of_archived_thread = |
| 2999 | &thread_local->handle_scope_data_; |
| 3000 | Iterate(v, blocks_of_archived_thread, handle_data_of_archived_thread); |
| 3001 | |
| 3002 | return storage + ArchiveSpacePerThread(); |
| 3003 | } |
| 3004 | |
| 3005 | } } // namespace v8::internal |