1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 28 /* All Rights Reserved */ 29 30 #pragma ident "%Z%%M% %I% %E% SMI" 31 32 #include "synonyms.h" 33 #include <sys/param.h> 34 #include <sys/sockio.h> 35 #include <sys/filio.h> 36 #include <sys/file.h> 37 #include <sys/types.h> 38 #include <sys/fcntl.h> 39 #include <signal.h> 40 #include <sys/stat.h> 41 #include <sys/stropts.h> 42 #include <sys/socket.h> 43 #include <sys/stropts.h> 44 #include <sys/stream.h> 45 #include <sys/socketvar.h> 46 #include <sys/syscall.h> 47 #include <errno.h> 48 #include <stdio.h> 49 #include <stdarg.h> 50 #include <unistd.h> 51 #include <string.h> 52 #include <stdlib.h> 53 #include "libc.h" 54 55 extern int __fcntl(int fd, int cmd, intptr_t arg); 56 57 #if !defined(_LP64) 58 /* 59 * XXX these hacks are needed for X.25 which assumes that s_fcntl and 60 * s_ioctl exist in the socket library. 61 * There is no need for a _s_ioctl for other purposes. 62 */ 63 #pragma weak s_fcntl = _fcntl 64 #pragma weak _s_fcntl = _fcntl 65 #pragma weak s_ioctl = _s_ioctl 66 67 int 68 _s_ioctl(int fd, int cmd, intptr_t arg) 69 { 70 return (ioctl(fd, cmd, arg)); 71 } 72 /* End XXX */ 73 #endif /* _LP64 */ 74 75 int 76 _fcntl(int fd, int cmd, ...) 77 { 78 int res; 79 int pid; 80 intptr_t arg; 81 va_list ap; 82 83 va_start(ap, cmd); 84 arg = va_arg(ap, intptr_t); 85 va_end(ap); 86 87 switch (cmd) { 88 case F_SETOWN: 89 pid = (int)arg; 90 return (ioctl(fd, FIOSETOWN, &pid)); 91 92 case F_GETOWN: 93 if (ioctl(fd, FIOGETOWN, &res) < 0) 94 return (-1); 95 return (res); 96 97 default: 98 return (__fcntl(fd, cmd, arg)); 99 } 100 } 101