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29 * @(#)kern_xxx.c 8.2 (Berkeley) 11/14/93
30 * $FreeBSD: src/sys/kern/kern_xxx.c,v 1.31 1999/08/28 00:46:15 peter Exp $
31 * $DragonFly: src/sys/kern/kern_xxx.c,v 1.10 2006/06/05 07:26:10 dillon Exp $
34 #include <sys/param.h>
35 #include <sys/systm.h>
36 #include <sys/sysproto.h>
37 #include <sys/kernel.h>
40 #include <sys/sysctl.h>
41 #include <sys/utsname.h>
43 #include <sys/mplock2.h>
49 sys_uname(struct uname_args *uap)
58 name[1] = KERN_OSTYPE;
59 len = sizeof uap->name->sysname;
60 rtval = userland_sysctl(name, 2, uap->name->sysname, &len,
64 subyte( uap->name->sysname + sizeof(uap->name->sysname) - 1, 0);
66 name[1] = KERN_HOSTNAME;
67 len = sizeof uap->name->nodename;
68 rtval = userland_sysctl(name, 2, uap->name->nodename, &len,
72 subyte( uap->name->nodename + sizeof(uap->name->nodename) - 1, 0);
74 name[1] = KERN_OSRELEASE;
75 len = sizeof uap->name->release;
76 rtval = userland_sysctl(name, 2, uap->name->release, &len,
80 subyte( uap->name->release + sizeof(uap->name->release) - 1, 0);
84 len = sizeof uap->name->version;
85 rtval = userland_sysctl(name, 2, uap->name->version, &len,
89 subyte( uap->name->version + sizeof(uap->name->version) - 1, 0);
93 * this stupid hackery to make the version field look like FreeBSD 1.1
95 for(s = version; *s && *s != '#'; s++);
97 for(us = uap->name->version; *s && *s != ':'; s++) {
98 rtval = subyte( us++, *s);
102 rtval = subyte( us++, 0);
107 name[1] = HW_MACHINE;
108 len = sizeof uap->name->machine;
109 rtval = userland_sysctl(name, 2, uap->name->machine, &len,
113 rtval = subyte(uap->name->machine + sizeof(uap->name->machine) - 1, 0);
123 sys_getdomainname(struct getdomainname_args *uap)
129 domainnamelen = strlen(domainname) + 1;
130 if ((u_int)uap->len > domainnamelen + 1)
131 uap->len = domainnamelen + 1;
132 error = copyout(domainname, uap->domainname, uap->len);
141 sys_setdomainname(struct setdomainname_args *uap)
143 struct thread *td = curthread;
144 int error, domainnamelen;
146 if ((error = priv_check(td, PRIV_SETDOMAINNAME)))
148 if ((u_int)uap->len > sizeof(domainname) - 1)
151 domainnamelen = uap->len;
152 error = copyin(uap->domainname, domainname, uap->len);
153 domainname[domainnamelen] = 0;