diff options
Diffstat (limited to 'libs/ui/BufferHubEventFd.cpp')
-rw-r--r-- | libs/ui/BufferHubEventFd.cpp | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/libs/ui/BufferHubEventFd.cpp b/libs/ui/BufferHubEventFd.cpp deleted file mode 100644 index bffc2ca803..0000000000 --- a/libs/ui/BufferHubEventFd.cpp +++ /dev/null @@ -1,49 +0,0 @@ -/* - * Copyright (C) 2018 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include <sys/eventfd.h> - -#include <log/log.h> -#include <ui/BufferHubEventFd.h> - -namespace android { - -BufferHubEventFd::BufferHubEventFd() : mFd(eventfd(0, EFD_CLOEXEC | EFD_NONBLOCK)) {} - -BufferHubEventFd::BufferHubEventFd(int fd) : mFd(fd) {} - -status_t BufferHubEventFd::signal() const { - if (!isValid()) { - ALOGE("%s: cannot signal an invalid eventfd.", __FUNCTION__); - return DEAD_OBJECT; - } - - eventfd_write(mFd.get(), 1); - return OK; -} - -status_t BufferHubEventFd::clear() const { - if (!isValid()) { - ALOGE("%s: cannot clear an invalid eventfd.", __FUNCTION__); - return DEAD_OBJECT; - } - - eventfd_t value; - eventfd_read(mFd.get(), &value); - return OK; -} - -} // namespace android |