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| 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
| 2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
| 3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
| 4 | 4 |
| 5 #include "include/dart_api.h" | 5 #include "include/dart_api.h" |
| 6 | 6 |
| 7 #include "vm/bigint_operations.h" | 7 #include "vm/bigint_operations.h" |
| 8 #include "vm/class_finalizer.h" | 8 #include "vm/class_finalizer.h" |
| 9 #include "vm/compiler.h" | 9 #include "vm/compiler.h" |
| 10 #include "vm/dart.h" | 10 #include "vm/dart.h" |
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| 247 } | 247 } |
| 248 | 248 |
| 249 | 249 |
| 250 void Api::InitOnce() { | 250 void Api::InitOnce() { |
| 251 ASSERT(api_native_key_ == Thread::kUnsetThreadLocalKey); | 251 ASSERT(api_native_key_ == Thread::kUnsetThreadLocalKey); |
| 252 api_native_key_ = Thread::CreateThreadLocal(); | 252 api_native_key_ = Thread::CreateThreadLocal(); |
| 253 ASSERT(api_native_key_ != Thread::kUnsetThreadLocalKey); | 253 ASSERT(api_native_key_ != Thread::kUnsetThreadLocalKey); |
| 254 } | 254 } |
| 255 | 255 |
| 256 | 256 |
| 257 bool Api::ExternalStringGetPeerHelper(Dart_Handle object, void** peer) { |
| 258 NoGCScope no_gc_scope; |
| 259 RawObject* raw_obj = Api::UnwrapHandle(object); |
| 260 switch (Api::ClassId(object)) { |
| 261 case kExternalOneByteStringCid: { |
| 262 RawExternalOneByteString* raw_string = |
| 263 reinterpret_cast<RawExternalOneByteString*>(raw_obj)->ptr(); |
| 264 ExternalStringData<uint8_t>* data = raw_string->external_data_; |
| 265 *peer = data->peer(); |
| 266 return true; |
| 267 } |
| 268 case kExternalTwoByteStringCid: { |
| 269 RawExternalTwoByteString* raw_string = |
| 270 reinterpret_cast<RawExternalTwoByteString*>(raw_obj)->ptr(); |
| 271 ExternalStringData<uint16_t>* data = raw_string->external_data_; |
| 272 *peer = data->peer(); |
| 273 return true; |
| 274 } |
| 275 case kExternalFourByteStringCid: { |
| 276 RawExternalFourByteString* raw_string = |
| 277 reinterpret_cast<RawExternalFourByteString*>(raw_obj)->ptr(); |
| 278 ExternalStringData<uint32_t>* data = raw_string->external_data_; |
| 279 *peer = data->peer(); |
| 280 return true; |
| 281 } |
| 282 } |
| 283 return false; |
| 284 } |
| 285 |
| 286 |
| 257 // --- Handles --- | 287 // --- Handles --- |
| 258 | 288 |
| 259 | 289 |
| 260 DART_EXPORT bool Dart_IsError(Dart_Handle handle) { | 290 DART_EXPORT bool Dart_IsError(Dart_Handle handle) { |
| 261 return RawObject::IsErrorClassId(Api::ClassId(handle)); | 291 return RawObject::IsErrorClassId(Api::ClassId(handle)); |
| 262 } | 292 } |
| 263 | 293 |
| 264 | 294 |
| 265 DART_EXPORT bool Dart_IsApiError(Dart_Handle object) { | 295 DART_EXPORT bool Dart_IsApiError(Dart_Handle object) { |
| 266 return Api::ClassId(object) == kApiErrorCid; | 296 return Api::ClassId(object) == kApiErrorCid; |
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| 1519 CHECK_LENGTH(length, String::kMaxElements); | 1549 CHECK_LENGTH(length, String::kMaxElements); |
| 1520 return Api::NewHandle(isolate, String::New(codepoints, length)); | 1550 return Api::NewHandle(isolate, String::New(codepoints, length)); |
| 1521 } | 1551 } |
| 1522 | 1552 |
| 1523 | 1553 |
| 1524 DART_EXPORT bool Dart_IsExternalString(Dart_Handle object) { | 1554 DART_EXPORT bool Dart_IsExternalString(Dart_Handle object) { |
| 1525 return RawObject::IsExternalStringClassId(Api::ClassId(object)); | 1555 return RawObject::IsExternalStringClassId(Api::ClassId(object)); |
| 1526 } | 1556 } |
| 1527 | 1557 |
| 1528 | 1558 |
| 1529 bool ExternalStringGetPeerHelper(Dart_Handle object, void** peer) { | |
| 1530 NoGCScope no_gc_scope; | |
| 1531 RawObject* raw_obj = Api::UnwrapHandle(object); | |
| 1532 switch (Api::ClassId(object)) { | |
| 1533 case kExternalOneByteStringCid: { | |
| 1534 RawExternalOneByteString* raw_string = | |
| 1535 reinterpret_cast<RawExternalOneByteString*>(raw_obj)->ptr(); | |
| 1536 ExternalStringData<uint8_t>* data = raw_string->external_data_; | |
| 1537 *peer = data->peer(); | |
| 1538 return true; | |
| 1539 } | |
| 1540 case kExternalTwoByteStringCid: { | |
| 1541 RawExternalTwoByteString* raw_string = | |
| 1542 reinterpret_cast<RawExternalTwoByteString*>(raw_obj)->ptr(); | |
| 1543 ExternalStringData<uint16_t>* data = raw_string->external_data_; | |
| 1544 *peer = data->peer(); | |
| 1545 return true; | |
| 1546 } | |
| 1547 case kExternalFourByteStringCid: { | |
| 1548 RawExternalFourByteString* raw_string = | |
| 1549 reinterpret_cast<RawExternalFourByteString*>(raw_obj)->ptr(); | |
| 1550 ExternalStringData<uint32_t>* data = raw_string->external_data_; | |
| 1551 *peer = data->peer(); | |
| 1552 return true; | |
| 1553 } | |
| 1554 } | |
| 1555 return false; | |
| 1556 } | |
| 1557 | |
| 1558 | |
| 1559 DART_EXPORT Dart_Handle Dart_ExternalStringGetPeer(Dart_Handle object, | 1559 DART_EXPORT Dart_Handle Dart_ExternalStringGetPeer(Dart_Handle object, |
| 1560 void** peer) { | 1560 void** peer) { |
| 1561 if (peer == NULL) { | 1561 if (peer == NULL) { |
| 1562 RETURN_NULL_ERROR(peer); | 1562 RETURN_NULL_ERROR(peer); |
| 1563 } | 1563 } |
| 1564 | 1564 |
| 1565 if (ExternalStringGetPeerHelper(object, peer)) { | 1565 if (Api::ExternalStringGetPeerHelper(object, peer)) { |
| 1566 return Api::Success(Isolate::Current()); | 1566 return Api::Success(Isolate::Current()); |
| 1567 } | 1567 } |
| 1568 | 1568 |
| 1569 // It's not an external string, return appropriate error. | 1569 // It's not an external string, return appropriate error. |
| 1570 // Note: this is invoked outside of the NoGCScope'd block above, since | 1570 // Note: this is invoked outside of the NoGCScope'd block above, since |
| 1571 // error messages allocate new handles. | 1571 // error messages allocate new handles. |
| 1572 if (!RawObject::IsStringClassId(Api::ClassId(object))) { | 1572 if (!RawObject::IsStringClassId(Api::ClassId(object))) { |
| 1573 RETURN_TYPE_ERROR(Isolate::Current(), object, String); | 1573 RETURN_TYPE_ERROR(Isolate::Current(), object, String); |
| 1574 } else { | 1574 } else { |
| 1575 return | 1575 return |
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| 4186 DART_EXPORT void Dart_InitPerfEventsSupport(Dart_FileWriterFunction function) { | 4186 DART_EXPORT void Dart_InitPerfEventsSupport(Dart_FileWriterFunction function) { |
| 4187 Dart::set_perf_events_writer(function); | 4187 Dart::set_perf_events_writer(function); |
| 4188 } | 4188 } |
| 4189 | 4189 |
| 4190 | 4190 |
| 4191 DART_EXPORT void Dart_InitFlowGraphPrinting(Dart_FileWriterFunction function) { | 4191 DART_EXPORT void Dart_InitFlowGraphPrinting(Dart_FileWriterFunction function) { |
| 4192 Dart::set_flow_graph_writer(function); | 4192 Dart::set_flow_graph_writer(function); |
| 4193 } | 4193 } |
| 4194 | 4194 |
| 4195 } // namespace dart | 4195 } // namespace dart |
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