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33 * @(#)kern_xxx.c 8.2 (Berkeley) 11/14/93
34 * $FreeBSD: src/sys/kern/kern_xxx.c,v 1.31 1999/08/28 00:46:15 peter Exp $
35 * $DragonFly: src/sys/kern/kern_xxx.c,v 1.10 2006/06/05 07:26:10 dillon Exp $
38 #include <sys/param.h>
39 #include <sys/systm.h>
40 #include <sys/sysproto.h>
41 #include <sys/kernel.h>
44 #include <sys/sysctl.h>
45 #include <sys/utsname.h>
51 sys_uname(struct uname_args *uap)
60 name[1] = KERN_OSTYPE;
61 len = sizeof uap->name->sysname;
62 rtval = userland_sysctl(name, 2, uap->name->sysname, &len,
66 subyte( uap->name->sysname + sizeof(uap->name->sysname) - 1, 0);
68 name[1] = KERN_HOSTNAME;
69 len = sizeof uap->name->nodename;
70 rtval = userland_sysctl(name, 2, uap->name->nodename, &len,
74 subyte( uap->name->nodename + sizeof(uap->name->nodename) - 1, 0);
76 name[1] = KERN_OSRELEASE;
77 len = sizeof uap->name->release;
78 rtval = userland_sysctl(name, 2, uap->name->release, &len,
82 subyte( uap->name->release + sizeof(uap->name->release) - 1, 0);
86 len = sizeof uap->name->version;
87 rtval = userland_sysctl(name, 2, uap->name->version, &len,
91 subyte( uap->name->version + sizeof(uap->name->version) - 1, 0);
95 * this stupid hackery to make the version field look like FreeBSD 1.1
97 for(s = version; *s && *s != '#'; s++);
99 for(us = uap->name->version; *s && *s != ':'; s++) {
100 rtval = subyte( us++, *s);
104 rtval = subyte( us++, 0);
109 name[1] = HW_MACHINE;
110 len = sizeof uap->name->machine;
111 rtval = userland_sysctl(name, 2, uap->name->machine, &len,
115 rtval = subyte(uap->name->machine + sizeof(uap->name->machine) - 1, 0);
125 sys_getdomainname(struct getdomainname_args *uap)
131 domainnamelen = strlen(domainname) + 1;
132 if ((u_int)uap->len > domainnamelen + 1)
133 uap->len = domainnamelen + 1;
134 error = copyout(domainname, uap->domainname, uap->len);
143 sys_setdomainname(struct setdomainname_args *uap)
145 struct thread *td = curthread;
146 int error, domainnamelen;
148 if ((error = priv_check(td, PRIV_SETDOMAINNAME)))
150 if ((u_int)uap->len > sizeof(domainname) - 1)
153 domainnamelen = uap->len;
154 error = copyin(uap->domainname, domainname, uap->len);
155 domainname[domainnamelen] = 0;