diff options
Diffstat (limited to 'base/message_pump_win.h')
| -rw-r--r-- | base/message_pump_win.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/base/message_pump_win.h b/base/message_pump_win.h index e778e01..fd46198 100644 --- a/base/message_pump_win.h +++ b/base/message_pump_win.h @@ -296,6 +296,12 @@ class BASE_EXPORT MessagePumpForIO : public MessagePumpWin { // |handler| must be valid as long as there is pending IO for the given file. void RegisterIOHandler(HANDLE file_handle, IOHandler* handler); + // Register the handler to be used to process job events. The registration + // persists as long as the job object is live, so |handler| must be valid + // until the job object is destroyed. Returns true if the registration + // succeeded, and false otherwise. + bool RegisterJobObject(HANDLE job_handle, IOHandler* handler); + // Waits for the next IO completion that should be processed by |filter|, for // up to |timeout| milliseconds. Return true if any IO operation completed, // regardless of the involved handler, and false if the timeout expired. If @@ -316,6 +322,11 @@ class BASE_EXPORT MessagePumpForIO : public MessagePumpWin { IOContext* context; DWORD bytes_transfered; DWORD error; + + // In some cases |context| can be a non-pointer value casted to a pointer. + // |has_valid_io_context| is true if |context| is a valid IOContext + // pointer, and false otherwise. + bool has_valid_io_context; }; virtual void DoRunLoop(); @@ -326,6 +337,14 @@ class BASE_EXPORT MessagePumpForIO : public MessagePumpWin { void WillProcessIOEvent(); void DidProcessIOEvent(); + // Converts an IOHandler pointer to a completion port key. + // |has_valid_io_context| specifies whether completion packets posted to + // |handler| will have valid OVERLAPPED pointers. + static ULONG_PTR HandlerToKey(IOHandler* handler, bool has_valid_io_context); + + // Converts a completion port key to an IOHandler pointer. + static IOHandler* KeyToHandler(ULONG_PTR key, bool* has_valid_io_context); + // The completion port associated with this thread. win::ScopedHandle port_; // This list will be empty almost always. It stores IO completions that have |