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1 // Copyright (c) 2016, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2016, 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 #if !defined(DART_IO_DISABLED) | 5 #if !defined(DART_IO_DISABLED) |
6 | 6 |
7 #include "platform/globals.h" | 7 #include "platform/globals.h" |
8 #if defined(TARGET_OS_FUCHSIA) | 8 #if defined(TARGET_OS_FUCHSIA) |
9 | 9 |
10 #include "bin/eventhandler.h" | 10 #include "bin/eventhandler.h" |
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381 | 381 |
382 void EventHandlerImplementation::HandleEvents(struct epoll_event* events, | 382 void EventHandlerImplementation::HandleEvents(struct epoll_event* events, |
383 int size) { | 383 int size) { |
384 bool interrupt_seen = false; | 384 bool interrupt_seen = false; |
385 for (int i = 0; i < size; i++) { | 385 for (int i = 0; i < size; i++) { |
386 if (events[i].data.ptr == NULL) { | 386 if (events[i].data.ptr == NULL) { |
387 interrupt_seen = true; | 387 interrupt_seen = true; |
388 } else { | 388 } else { |
389 DescriptorInfo* di = | 389 DescriptorInfo* di = |
390 reinterpret_cast<DescriptorInfo*>(events[i].data.ptr); | 390 reinterpret_cast<DescriptorInfo*>(events[i].data.ptr); |
| 391 const intptr_t old_mask = di->Mask(); |
391 intptr_t event_mask = GetPollEvents(events[i].events, di); | 392 intptr_t event_mask = GetPollEvents(events[i].events, di); |
392 | |
393 if ((event_mask & (1 << kErrorEvent)) != 0) { | 393 if ((event_mask & (1 << kErrorEvent)) != 0) { |
394 di->NotifyAllDartPorts(event_mask); | 394 di->NotifyAllDartPorts(event_mask); |
395 } | 395 } |
396 event_mask &= ~(1 << kErrorEvent); | 396 event_mask &= ~(1 << kErrorEvent); |
397 | 397 |
398 LOG_INFO("HandleEvents: fd=%ld events=%ld\n", di->fd(), event_mask); | 398 LOG_INFO("HandleEvents: fd=%ld events=%ld\n", di->fd(), event_mask); |
399 if (event_mask != 0) { | 399 if (event_mask != 0) { |
400 intptr_t old_mask = di->Mask(); | |
401 Dart_Port port = di->NextNotifyDartPort(event_mask); | 400 Dart_Port port = di->NextNotifyDartPort(event_mask); |
402 ASSERT(port != 0); | 401 ASSERT(port != 0); |
403 UpdateEpollInstance(old_mask, di); | 402 UpdateEpollInstance(old_mask, di); |
404 LOG_INFO("HandleEvents: Posting %ld to %ld for fd=%ld\n", event_mask, | 403 LOG_INFO("HandleEvents: Posting %ld to %ld for fd=%ld\n", event_mask, |
405 port, di->fd()); | 404 port, di->fd()); |
406 bool success = DartUtils::PostInt32(port, event_mask); | 405 bool success = DartUtils::PostInt32(port, event_mask); |
407 if (!success) { | 406 if (!success) { |
408 // This can happen if e.g. the isolate that owns the port has died | 407 // This can happen if e.g. the isolate that owns the port has died |
409 // for some reason. | 408 // for some reason. |
410 LOG_ERR("Failed to post event for fd %ld to port %ld", di->fd(), | 409 LOG_ERR("Failed to post event for fd %ld to port %ld", di->fd(), |
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505 // The hashmap does not support keys with value 0. | 504 // The hashmap does not support keys with value 0. |
506 return dart::Utils::WordHash(fd + 1); | 505 return dart::Utils::WordHash(fd + 1); |
507 } | 506 } |
508 | 507 |
509 } // namespace bin | 508 } // namespace bin |
510 } // namespace dart | 509 } // namespace dart |
511 | 510 |
512 #endif // defined(TARGET_OS_FUCHSIA) | 511 #endif // defined(TARGET_OS_FUCHSIA) |
513 | 512 |
514 #endif // !defined(DART_IO_DISABLED) | 513 #endif // !defined(DART_IO_DISABLED) |
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