1 /* 2 * Copyright (c) 2021-2021 Huawei Device Co., Ltd. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without modification, 5 * are permitted provided that the following conditions are met: 6 * 7 * 1. Redistributions of source code must retain the above copyright notice, this list of 8 * conditions and the following disclaimer. 9 * 10 * 2. Redistributions in binary form must reproduce the above copyright notice, this list 11 * of conditions and the following disclaimer in the documentation and/or other materials 12 * provided with the distribution. 13 * 14 * 3. Neither the name of the copyright holder nor the names of its contributors may be used 15 * to endorse or promote products derived from this software without specific prior written 16 * permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 20 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 21 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR 22 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 23 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 24 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 25 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 26 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 27 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 28 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #ifndef _ADAPT_MQUEUE_H 32 #define _ADAPT_MQUEUE_H 33 34 #include <sys/features.h> 35 #include <sys/types.h> 36 37 #ifdef __cplusplus 38 extern "C" { 39 #endif 40 41 typedef int mqd_t; 42 43 struct mq_attr { 44 long mq_flags, mq_maxmsg, mq_msgsize, mq_curmsgs, _unused[4]; 45 }; 46 47 struct sigevent; 48 49 int mq_close(mqd_t personal); 50 int mq_getattr(mqd_t personal, struct mq_attr *attr); 51 mqd_t mq_open(const char *mqName, int openFlag, ...); 52 ssize_t mq_receive(mqd_t personal, char *msg_ptr, size_t msg_len, unsigned *msg_prio); 53 int mq_send(mqd_t personal, const char *msg_ptr, size_t msg_len, unsigned msg_prio); 54 int mq_setattr(mqd_t personal, const struct mq_attr *__restrict new, struct mq_attr *__restrict old); 55 ssize_t mq_timedreceive(mqd_t personal, char *__restrict msg, size_t msg_len, \ 56 unsigned *__restrict msg_prio, const struct timespec *__restrict absTimeout); 57 int mq_timedsend(mqd_t personal, const char *msg, size_t msg_len, unsigned msg_prio, const struct timespec *absTimeout); 58 int mq_unlink(const char *name); 59 60 #ifdef __cplusplus 61 } 62 #endif 63 64 #endif /* !_ADAPT_MQUEUE_H */ 65