| // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| #ifndef BIN_EVENTHANDLER_ANDROID_H_ |
| #define BIN_EVENTHANDLER_ANDROID_H_ |
| |
| #if !defined(BIN_EVENTHANDLER_H_) |
| #error Do not include eventhandler_android.h directly; |
| #error use eventhandler.h instead. |
| #endif |
| |
| #include <errno.h> |
| #include <sys/epoll.h> |
| #include <sys/socket.h> |
| #include <unistd.h> |
| |
| #include "platform/hashmap.h" |
| #include "platform/signal_blocker.h" |
| |
| |
| namespace dart { |
| namespace bin { |
| |
| class DescriptorInfo : public DescriptorInfoBase { |
| public: |
| explicit DescriptorInfo(intptr_t fd) : DescriptorInfoBase(fd) { } |
| |
| virtual ~DescriptorInfo() { } |
| |
| intptr_t GetPollEvents(); |
| |
| virtual void Close() { |
| VOID_TEMP_FAILURE_RETRY(close(fd_)); |
| fd_ = -1; |
| } |
| }; |
| |
| |
| class DescriptorInfoSingle |
| : public DescriptorInfoSingleMixin<DescriptorInfo> { |
| public: |
| explicit DescriptorInfoSingle(intptr_t fd) |
| : DescriptorInfoSingleMixin(fd, false) {} |
| virtual ~DescriptorInfoSingle() {} |
| }; |
| |
| |
| class DescriptorInfoMultiple |
| : public DescriptorInfoMultipleMixin<DescriptorInfo> { |
| public: |
| explicit DescriptorInfoMultiple(intptr_t fd) |
| : DescriptorInfoMultipleMixin(fd, false) {} |
| virtual ~DescriptorInfoMultiple() {} |
| }; |
| |
| |
| class EventHandlerImplementation { |
| public: |
| EventHandlerImplementation(); |
| ~EventHandlerImplementation(); |
| |
| void UpdateEpollInstance(intptr_t old_mask, DescriptorInfo *di); |
| |
| // Gets the socket data structure for a given file |
| // descriptor. Creates a new one if one is not found. |
| DescriptorInfo* GetDescriptorInfo(intptr_t fd, bool is_listening); |
| void SendData(intptr_t id, Dart_Port dart_port, int64_t data); |
| void Start(EventHandler* handler); |
| void Shutdown(); |
| |
| private: |
| int64_t GetTimeout(); |
| void HandleEvents(struct epoll_event* events, int size); |
| void HandleTimeout(); |
| static void Poll(uword args); |
| void WakeupHandler(intptr_t id, Dart_Port dart_port, int64_t data); |
| void HandleInterruptFd(); |
| void SetPort(intptr_t fd, Dart_Port dart_port, intptr_t mask); |
| intptr_t GetPollEvents(intptr_t events, DescriptorInfo* di); |
| static void* GetHashmapKeyFromFd(intptr_t fd); |
| static uint32_t GetHashmapHashFromFd(intptr_t fd); |
| |
| HashMap socket_map_; |
| TimeoutQueue timeout_queue_; |
| bool shutdown_; |
| int interrupt_fds_[2]; |
| int epoll_fd_; |
| }; |
| |
| } // namespace bin |
| } // namespace dart |
| |
| #endif // BIN_EVENTHANDLER_ANDROID_H_ |