1 /*
2  * Copyright (C) 2018 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #pragma once
18 
19 #include <sys/types.h>
20 
21 #include "adb_unique_fd.h"
22 
23 #if defined(_WIN32)
24 
25 // Layout of this struct must match struct WSABUF (verified via static assert in sysdeps_win32.cpp)
26 struct adb_iovec {
27     size_t iov_len;
28     void* iov_base;
29 };
30 
31 ssize_t adb_writev(borrowed_fd fd, const adb_iovec* iov, int iovcnt);
32 
33 #else
34 
35 #include <sys/uio.h>
36 using adb_iovec = struct iovec;
37 inline ssize_t adb_writev(borrowed_fd fd, const adb_iovec* iov, int iovcnt) {
38     return writev(fd.get(), iov, iovcnt);
39 }
40 
41 #endif
42 
43 #pragma GCC poison writev
44