1 /* 2 * Copyright (C) 2007-2014 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 #ifndef _LIBS_CUTILS_UIO_H 18 #define _LIBS_CUTILS_UIO_H 19 20 #if !defined(_WIN32) 21 22 #include <sys/uio.h> 23 24 #else 25 26 #ifdef __cplusplus 27 extern "C" { 28 #endif 29 30 // 31 // Implementation of sys/uio.h for Win32. 32 // 33 34 #include <stddef.h> 35 36 struct iovec { 37 void* iov_base; 38 size_t iov_len; 39 }; 40 41 extern int readv( int fd, struct iovec* vecs, int count ); 42 extern int writev( int fd, const struct iovec* vecs, int count ); 43 44 #ifdef __cplusplus 45 } 46 #endif 47 48 #endif 49 50 #endif /* _LIBS_UTILS_UIO_H */ 51 52