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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>
47 #include <sys/mplock2.h>
53 sys_uname(struct uname_args *uap)
62 name[1] = KERN_OSTYPE;
63 len = sizeof uap->name->sysname;
64 rtval = userland_sysctl(name, 2, uap->name->sysname, &len,
68 subyte( uap->name->sysname + sizeof(uap->name->sysname) - 1, 0);
70 name[1] = KERN_HOSTNAME;
71 len = sizeof uap->name->nodename;
72 rtval = userland_sysctl(name, 2, uap->name->nodename, &len,
76 subyte( uap->name->nodename + sizeof(uap->name->nodename) - 1, 0);
78 name[1] = KERN_OSRELEASE;
79 len = sizeof uap->name->release;
80 rtval = userland_sysctl(name, 2, uap->name->release, &len,
84 subyte( uap->name->release + sizeof(uap->name->release) - 1, 0);
88 len = sizeof uap->name->version;
89 rtval = userland_sysctl(name, 2, uap->name->version, &len,
93 subyte( uap->name->version + sizeof(uap->name->version) - 1, 0);
97 * this stupid hackery to make the version field look like FreeBSD 1.1
99 for(s = version; *s && *s != '#'; s++);
101 for(us = uap->name->version; *s && *s != ':'; s++) {
102 rtval = subyte( us++, *s);
106 rtval = subyte( us++, 0);
111 name[1] = HW_MACHINE;
112 len = sizeof uap->name->machine;
113 rtval = userland_sysctl(name, 2, uap->name->machine, &len,
117 rtval = subyte(uap->name->machine + sizeof(uap->name->machine) - 1, 0);
127 sys_getdomainname(struct getdomainname_args *uap)
133 domainnamelen = strlen(domainname) + 1;
134 if ((u_int)uap->len > domainnamelen + 1)
135 uap->len = domainnamelen + 1;
136 error = copyout(domainname, uap->domainname, uap->len);
145 sys_setdomainname(struct setdomainname_args *uap)
147 struct thread *td = curthread;
148 int error, domainnamelen;
150 if ((error = priv_check(td, PRIV_SETDOMAINNAME)))
152 if ((u_int)uap->len > sizeof(domainname) - 1)
155 domainnamelen = uap->len;
156 error = copyin(uap->domainname, domainname, uap->len);
157 domainname[domainnamelen] = 0;