1 /*
2 * Copyright (C) 2021 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15 #ifndef LOG_TAG
16 #define LOG_TAG "bt_fwk_socket_inutputstream"
17 #endif
18
19 #include <unistd.h>
20 #include <cstddef>
21 #include "bluetooth_log.h"
22 #include "bluetooth_socket_inputstream.h"
23 #include <cerrno>
24 #include "sys/socket.h"
25
26 namespace OHOS {
27 namespace Bluetooth {
InputStream(int socketFd)28 InputStream::InputStream(int socketFd) : socketFd_(socketFd)
29 {}
30
~InputStream()31 InputStream::~InputStream()
32 {}
33
Read(uint8_t * buf,size_t length)34 ssize_t InputStream::Read(uint8_t *buf, size_t length)
35 {
36 if (socketFd_ == -1) {
37 HILOGE("socket closed");
38 return -1;
39 }
40
41 auto ret = recv(socketFd_, buf, length, MSG_NOSIGNAL);
42
43 HILOGD("ret:%{public}zd", ret);
44
45 if (ret <= 0) {
46 HILOGE("socket read exception! ret:%{public}zd errno:%{public}d", ret, errno);
47 }
48 return ret;
49 }
50 } // namespace Bluetooth
51 } // namespace OHOS