1 /*- 2 * Copyright (c) 2006 David Xu <davidxu@freebsd.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD$ 27 */ 28 29 #include <sys/types.h> 30 #include <sys/syscall.h> 31 #include <sys/sysproto.h> 32 #include <sys/mqueue.h> 33 34 #include <errno.h> 35 #include <stddef.h> 36 #include <stdlib.h> 37 #include <signal.h> 38 39 extern int __sys_mq_open(const char *, int, mode_t, 40 const struct mq_attr *); 41 extern int __sys_mq_close(int fd); 42 extern int __sys_mq_getattr(mqd_t mqd, struct mq_attr *attr); 43 extern int __sys_mq_notify(int, const struct sigevent *); 44 extern ssize_t __sys_mq_receive(mqd_t mqd, char *buf, size_t len, 45 unsigned *prio); 46 extern ssize_t __sys_mq_send(mqd_t mqd, char *buf, size_t len, unsigned prio); 47 extern int __sys_mq_setattr(int, const struct mq_attr *__restrict, 48 struct mq_attr *__restrict); 49 extern ssize_t __sys_mq_timedreceive(int, char *__restrict, size_t, 50 unsigned *__restrict, const struct timespec *__restrict); 51 extern int __sys_mq_timedsend(int, const char *, size_t, unsigned, 52 const struct timespec *); 53 extern int __sys_mq_unlink(const char *); 54 55 mqd_t 56 __mq_open(const char *name, int oflag, mode_t mode, 57 const struct mq_attr *attr) 58 { 59 return (__sys_mq_open(name, oflag, mode, attr)); 60 } 61 62 int 63 __mq_close(mqd_t mqd) 64 { 65 return (__sys_mq_close(mqd)); 66 } 67 68 int 69 __mq_notify(mqd_t mqd, const struct sigevent *evp) 70 { 71 return (__sys_mq_notify(mqd, evp)); 72 } 73 74 int 75 __mq_getattr(mqd_t mqd, struct mq_attr *attr) 76 { 77 return (__sys_mq_getattr(mqd, attr)); 78 } 79 80 int 81 __mq_setattr(mqd_t mqd, const struct mq_attr *newattr, struct mq_attr *oldattr) 82 { 83 return (__sys_mq_setattr(mqd, newattr, oldattr)); 84 } 85 86 ssize_t 87 __mq_timedreceive(mqd_t mqd, char *buf, size_t len, 88 unsigned *prio, const struct timespec *timeout) 89 { 90 return (__sys_mq_timedreceive(mqd, buf, len, prio, timeout)); 91 } 92 93 ssize_t 94 __mq_receive(mqd_t mqd, char *buf, size_t len, unsigned *prio) 95 { 96 return (__sys_mq_receive(mqd, buf, len, prio)); 97 } 98 99 ssize_t 100 __mq_timedsend(mqd_t mqd, char *buf, size_t len, 101 unsigned prio, const struct timespec *timeout) 102 { 103 return (__sys_mq_timedsend(mqd, buf, len, prio, timeout)); 104 } 105 106 ssize_t 107 __mq_send(mqd_t mqd, char *buf, size_t len, unsigned prio) 108 { 109 return (__sys_mq_send(mqd, buf, len, prio)); 110 } 111 112 int 113 __mq_unlink(const char *path) 114 { 115 return (__sys_mq_unlink(path)); 116 } 117 118 __weak_reference(__mq_open, mq_open); 119 __weak_reference(__mq_open, _mq_open); 120 __weak_reference(__mq_close, mq_close); 121 __weak_reference(__mq_close, _mq_close); 122 __weak_reference(__mq_notify, mq_notify); 123 __weak_reference(__mq_notify, _mq_notify); 124 __weak_reference(__mq_getattr, mq_getattr); 125 __weak_reference(__mq_getattr, _mq_getattr); 126 __weak_reference(__mq_setattr, mq_setattr); 127 __weak_reference(__mq_setattr, _mq_setattr); 128 __weak_reference(__mq_timedreceive, mq_timedreceive); 129 __weak_reference(__mq_timedreceive, _mq_timedreceive); 130 __weak_reference(__mq_timedsend, mq_timedsend); 131 __weak_reference(__mq_timedsend, _mq_timedsend); 132 __weak_reference(__mq_unlink, mq_unlink); 133 __weak_reference(__mq_unlink, _mq_unlink); 134 __weak_reference(__mq_send, mq_send); 135 __weak_reference(__mq_send, _mq_send); 136 __weak_reference(__mq_receive, mq_receive); 137 __weak_reference(__mq_receive, _mq_receive); 138