diff options
Diffstat (limited to 'common/netd/libnetdutils/include/netdutils/UniqueFd.h')
-rw-r--r-- | common/netd/libnetdutils/include/netdutils/UniqueFd.h | 71 |
1 files changed, 0 insertions, 71 deletions
diff --git a/common/netd/libnetdutils/include/netdutils/UniqueFd.h b/common/netd/libnetdutils/include/netdutils/UniqueFd.h deleted file mode 100644 index 61101f95..00000000 --- a/common/netd/libnetdutils/include/netdutils/UniqueFd.h +++ /dev/null @@ -1,71 +0,0 @@ -/* - * Copyright (C) 2017 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. - */ - -#ifndef NETUTILS_UNIQUEFD_H -#define NETUTILS_UNIQUEFD_H - -#include <unistd.h> -#include <ostream> - -#include "netdutils/Fd.h" - -namespace android { -namespace netdutils { - -// Stricter unique_fd implementation that: -// *) Does not implement release() -// *) Does not implicitly cast to int -// *) Uses a strongly typed wrapper (Fd) for the underlying file descriptor -// -// Users of UniqueFd should endeavor to treat this as a completely -// opaque object. The only code that should interpret the wrapped -// value is in Syscalls.h -class UniqueFd { - public: - UniqueFd() = default; - - UniqueFd(Fd fd) : mFd(fd) {} - - ~UniqueFd() { reset(); } - - // Disallow copy - UniqueFd(const UniqueFd&) = delete; - UniqueFd& operator=(const UniqueFd&) = delete; - - // Allow move - UniqueFd(UniqueFd&& other) { std::swap(mFd, other.mFd); } - UniqueFd& operator=(UniqueFd&& other) { - std::swap(mFd, other.mFd); - return *this; - } - - // Cleanup any currently owned Fd, replacing it with the optional - // parameter fd - void reset(Fd fd = Fd()); - - // Implict cast to Fd - operator const Fd &() const { return mFd; } - - private: - Fd mFd; -}; - -std::ostream& operator<<(std::ostream& os, const UniqueFd& fd); - -} // namespace netdutils -} // namespace android - -#endif /* NETUTILS_UNIQUEFD_H */ |