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Annotation of src/lib/libc/gen/getdomainname.3, Revision 1.15

1.15    ! agc         1: .\"    $NetBSD: getdomainname.3,v 1.14 2003/04/16 13:34:36 wiz Exp $
1.2       cgd         2: .\"
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1.2       cgd        30: .\"     @(#)gethostname.3      8.1 (Berkeley) 6/4/93
1.1       cgd        31: .\"
                     32: .Dd May 6, 1994
                     33: .Dt GETDOMAINNAME 3
1.8       garbled    34: .Os
1.1       cgd        35: .Sh NAME
                     36: .Nm getdomainname ,
                     37: .Nm setdomainname
                     38: .Nd get/set domain name of current host
1.4       perry      39: .Sh LIBRARY
                     40: .Lb libc
1.1       cgd        41: .Sh SYNOPSIS
1.14      wiz        42: .In unistd.h
1.1       cgd        43: .Ft int
1.5       kleink     44: .Fn getdomainname "char *name" "size_t namelen"
1.1       cgd        45: .Ft int
1.5       kleink     46: .Fn setdomainname "const char *name" "size_t namelen"
1.1       cgd        47: .Sh DESCRIPTION
1.7       lukem      48: .Fn getdomainname
1.1       cgd        49: returns the standard domain name for the current processor, as
                     50: previously set by
                     51: .Fn setdomainname .
                     52: The parameter
                     53: .Fa namelen
1.9       wiz        54: specifies the size of the
1.1       cgd        55: .Fa name
1.12      wiz        56: array.
                     57: The returned name is null-terminated unless insufficient
1.1       cgd        58: space is provided.
                     59: .Pp
1.7       lukem      60: .Fn setdomainname
1.1       cgd        61: sets the domain name of the host machine to be
                     62: .Fa name ,
                     63: which has length
                     64: .Fa namelen .
                     65: This call is restricted to the super-user and
                     66: is normally used only when the system is bootstrapped.
                     67: .Sh RETURN VALUES
1.12      wiz        68: If the call succeeds a value of 0 is returned.
1.13      wiz        69: If the call fails, a value of \-1 is returned and an error code is
1.1       cgd        70: placed in the global location
                     71: .Va errno .
                     72: .Sh ERRORS
                     73: The following errors may be returned by these calls:
                     74: .Bl -tag -width Er
                     75: .It Bq Er EFAULT
                     76: The
                     77: .Fa name
                     78: or
                     79: .Fa namelen
                     80: parameter gave an
                     81: invalid address.
                     82: .It Bq Er EPERM
1.6       kleink     83: The caller tried to set the domain name and was not the super-user.
1.1       cgd        84: .El
                     85: .Sh SEE ALSO
                     86: .Xr gethostid 3 ,
1.3       mikel      87: .Xr gethostname 3 ,
                     88: .Xr sysctl 3
1.10      wiz        89: .Sh HISTORY
                     90: The
                     91: .Nm
                     92: function call appeared in
                     93: .Bx 4.2 .
1.1       cgd        94: .Sh BUGS
1.6       kleink     95: Domain names are limited to
1.1       cgd        96: .Dv MAXHOSTNAMELEN
                     97: (from
                     98: .Ao Pa sys/param.h Ac )
1.5       kleink     99: characters including null-termination, currently 256.

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