caeab05bdb
- cp system/bt/.clang-format hardware/interfaces/bluetooth/ - modify hardware/interfaces/bluetooth/.clang-format to match context - find . -type f \( -iname \*.cpp -o -iname \*.h -o -iname \*.cc \) | xargs clang-format --style=file -i Test: make Change-Id: I82e4f26e1efeb715aff7de8a15c3db06e02967a4
58 lines
1.5 KiB
C++
58 lines
1.5 KiB
C++
//
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// Copyright 2017 The Android Open Source Project
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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#include "hci_protocol.h"
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#define LOG_TAG "android.hardware.bluetooth-hci-hci_protocol"
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#include <assert.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <log/log.h>
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#include <unistd.h>
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namespace android {
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namespace hardware {
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namespace bluetooth {
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namespace hci {
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size_t HciProtocol::WriteSafely(int fd, const uint8_t* data, size_t length) {
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size_t transmitted_length = 0;
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while (length > 0) {
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ssize_t ret =
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TEMP_FAILURE_RETRY(write(fd, data + transmitted_length, length));
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if (ret == -1) {
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if (errno == EAGAIN) continue;
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ALOGE("%s error writing to UART (%s)", __func__, strerror(errno));
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break;
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} else if (ret == 0) {
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// Nothing written :(
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ALOGE("%s zero bytes written - something went wrong...", __func__);
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break;
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}
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transmitted_length += ret;
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length -= ret;
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}
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return transmitted_length;
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}
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} // namespace hci
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} // namespace bluetooth
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} // namespace hardware
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} // namespace android
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