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| author | Mathias Agopian <mathias@google.com> | 2012-03-07 19:36:08 -0800 |
|---|---|---|
| committer | Mathias Agopian <mathias@google.com> | 2012-03-07 19:36:08 -0800 |
| commit | 8c79817dc6459baa2c79db88e3c3e4d5c07d6a61 (patch) | |
| tree | d7e4dfcc8a7851d5851750989664ec81ca620d6d /libs/gui/BitTube.cpp | |
| parent | 08965ec67ada98f63f8ac879cc44c8b0e7ff046d (diff) | |
| download | frameworks_base-8c79817dc6459baa2c79db88e3c3e4d5c07d6a61.zip frameworks_base-8c79817dc6459baa2c79db88e3c3e4d5c07d6a61.tar.gz frameworks_base-8c79817dc6459baa2c79db88e3c3e4d5c07d6a61.tar.bz2 | |
remove files that moved to frameworks/native
Change-Id: I140d291e520097b1148930f736823650e08488f7
Diffstat (limited to 'libs/gui/BitTube.cpp')
| -rw-r--r-- | libs/gui/BitTube.cpp | 123 |
1 files changed, 0 insertions, 123 deletions
diff --git a/libs/gui/BitTube.cpp b/libs/gui/BitTube.cpp deleted file mode 100644 index 55f4178..0000000 --- a/libs/gui/BitTube.cpp +++ /dev/null @@ -1,123 +0,0 @@ -/* - * Copyright (C) 2010 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 <stdint.h> -#include <sys/types.h> - -#include <fcntl.h> -#include <signal.h> -#include <unistd.h> - -#include <utils/Errors.h> - -#include <binder/Parcel.h> - -#include <gui/BitTube.h> - -namespace android { -// ---------------------------------------------------------------------------- - -BitTube::BitTube() - : mSendFd(-1), mReceiveFd(-1) -{ - int fds[2]; - if (pipe(fds) == 0) { - mReceiveFd = fds[0]; - mSendFd = fds[1]; - fcntl(mReceiveFd, F_SETFL, O_NONBLOCK); - fcntl(mSendFd, F_SETFL, O_NONBLOCK); - // ignore SIGPIPE, we handle write errors through EPIPE instead - signal(SIGPIPE, SIG_IGN); - } else { - mReceiveFd = -errno; - ALOGE("BitTube: pipe creation failed (%s)", strerror(-mReceiveFd)); - } -} - -BitTube::BitTube(const Parcel& data) - : mSendFd(-1), mReceiveFd(-1) -{ - mReceiveFd = dup(data.readFileDescriptor()); - if (mReceiveFd >= 0) { - fcntl(mReceiveFd, F_SETFL, O_NONBLOCK); - } else { - mReceiveFd = -errno; - ALOGE("BitTube(Parcel): can't dup filedescriptor (%s)", - strerror(-mReceiveFd)); - } -} - -BitTube::~BitTube() -{ - if (mSendFd >= 0) - close(mSendFd); - - if (mReceiveFd >= 0) - close(mReceiveFd); -} - -status_t BitTube::initCheck() const -{ - if (mReceiveFd < 0) { - return status_t(mReceiveFd); - } - return NO_ERROR; -} - -int BitTube::getFd() const -{ - return mReceiveFd; -} - -ssize_t BitTube::write(void const* vaddr, size_t size) -{ - ssize_t err, len; - do { - len = ::write(mSendFd, vaddr, size); - err = len < 0 ? errno : 0; - } while (err == EINTR); - return err == 0 ? len : -err; - -} - -ssize_t BitTube::read(void* vaddr, size_t size) -{ - ssize_t err, len; - do { - len = ::read(mReceiveFd, vaddr, size); - err = len < 0 ? errno : 0; - } while (err == EINTR); - if (err == EAGAIN || err == EWOULDBLOCK) { - // EAGAIN means that we have non-blocking I/O but there was - // no data to be read. Nothing the client should care about. - return 0; - } - return err == 0 ? len : -err; -} - -status_t BitTube::writeToParcel(Parcel* reply) const -{ - if (mReceiveFd < 0) - return -EINVAL; - - status_t result = reply->writeDupFileDescriptor(mReceiveFd); - close(mReceiveFd); - mReceiveFd = -1; - return result; -} - -// ---------------------------------------------------------------------------- -}; // namespace android |
