1/* 2 * Copyright (c) 1994 3 * The Regents of the University of California. 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 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the University of 16 * California, Berkeley and its contributors. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34 35#include <sys/param.h> 36#include <sys/sysctl.h> 37#include <sys/utsname.h> 38 39int 40uname(name) 41 struct utsname *name; 42{ 43 int mib[2], rval; 44 size_t len; 45 char *p; 46 47 rval = 0; 48 49 mib[0] = CTL_KERN; 50 mib[1] = KERN_OSTYPE; 51 len = sizeof(name->sysname); 52 if (sysctl(mib, 2, &name->sysname, &len, NULL, 0) == -1) 53 rval = -1; 54 55 mib[0] = CTL_KERN; 56 mib[1] = KERN_HOSTNAME; 57 len = sizeof(name->nodename); 58 if (sysctl(mib, 2, &name->nodename, &len, NULL, 0) == -1) 59 rval = -1; 60 61 mib[0] = CTL_KERN; 62 mib[1] = KERN_OSRELEASE; 63 len = sizeof(name->release); 64 if (sysctl(mib, 2, &name->release, &len, NULL, 0) == -1) 65 rval = -1; 66 67 /* The version may have newlines in it, turn them into spaces. */ 68 mib[0] = CTL_KERN; 69 mib[1] = KERN_VERSION; 70 len = sizeof(name->version); 71 if (sysctl(mib, 2, &name->version, &len, NULL, 0) == -1) 72 rval = -1; 73 else 74 for (p = name->version; len--; ++p) 75 if (*p == '\n' || *p == '\t') { 76 if (len > 1) { 77 *p = ' '; 78 } else { 79 *p = '\0'; 80 } 81 } 82 mib[0] = CTL_HW; 83 mib[1] = HW_MACHINE; 84 len = sizeof(name->machine); 85 if (sysctl(mib, 2, &name->machine, &len, NULL, 0) == -1) 86 rval = -1; 87 return (rval); 88} 89