1.\" 2.\" Copyright (c) 1999 Chris Costello 3.\" 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.\" 14.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24.\" SUCH DAMAGE. 25.\" 26.\" $FreeBSD: src/lib/libc/sys/kldload.2,v 1.5.2.7 2001/12/14 18:34:01 ru Exp $ 27.\" $DragonFly: src/lib/libc/sys/kldload.2,v 1.3 2004/03/08 12:46:12 hmp Exp $ 28.\" 29.Dd March 3, 1999 30.Dt KLDLOAD 2 31.Os 32.Sh NAME 33.Nm kldload 34.Nd load KLD files into the kernel 35.Sh LIBRARY 36.Lb libc 37.Sh SYNOPSIS 38.In sys/param.h 39.In sys/linker.h 40.Ft int 41.Fn kldload "const char *file" 42.Sh DESCRIPTION 43The function 44.Fn kldload 45loads a kld file into the kernel using the kernel linker. 46.Sh RETURN VALUES 47The function 48.Fn kldload 49returns the fileid of the kld file which was loaded into the kernel. 50If an error occurs, 51.Fn kldload 52will return -1 and set 53.Va errno 54to indicate the error. 55.Sh ERRORS 56The named file is loaded unless: 57.Bl -tag -width Er 58.It Bq Er EPERM 59You do not have access to read the file or link it with the kernel. 60You should be the root user to be able to use the 61.Nm kld 62functions. 63.It Bq Er EFAULT 64Bad address encountered when adding kld info into the kernel space. 65.It Bq Er ENOMEM 66There is no memory to load the file into the kernel. 67.It Bq Er ENOENT 68The file was not found. 69.It Bq Er ENOEXEC 70The file format of 71.Fa file 72was unrecognized. 73.It Bq Er EEXIST 74The supplied 75.Fa file 76has already been loaded. 77.El 78.Sh SEE ALSO 79.Xr kldfind 2 , 80.Xr kldfirstmod 2 , 81.Xr kldnext 2 , 82.Xr kldstat 2 , 83.Xr kldsym 2 , 84.Xr kldunload 2 , 85.Xr modfind 2 , 86.Xr modfnext 2 , 87.Xr modnext 2 , 88.Xr modstat 2 , 89.Xr kld 4 , 90.Xr kldload 8 91.Sh HISTORY 92The 93.Nm kld 94interface first appeared in 95.Fx 3.0 . 96