diff options
Diffstat (limited to 'sys/miscfs/procfs/procfs_fpregs.c')
| -rw-r--r-- | sys/miscfs/procfs/procfs_fpregs.c | 104 |
1 files changed, 0 insertions, 104 deletions
diff --git a/sys/miscfs/procfs/procfs_fpregs.c b/sys/miscfs/procfs/procfs_fpregs.c deleted file mode 100644 index 7e2ff52..0000000 --- a/sys/miscfs/procfs/procfs_fpregs.c +++ /dev/null @@ -1,104 +0,0 @@ -/* - * Copyright (c) 1993 Jan-Simon Pendry - * Copyright (c) 1993 - * The Regents of the University of California. All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * Jan-Simon Pendry. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * @(#)procfs_fpregs.c 8.2 (Berkeley) 6/15/94 - * - * From: - * $FreeBSD$ - */ - -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/lock.h> -#include <sys/mutex.h> -#include <sys/proc.h> -#include <sys/vnode.h> - -#include <machine/reg.h> - -#include <miscfs/procfs/procfs.h> - -#include <vm/vm.h> - -int -procfs_dofpregs(curp, p, pfs, uio) - struct proc *curp; - struct proc *p; - struct pfsnode *pfs; - struct uio *uio; -{ - int error; - struct fpreg r; - char *kv; - int kl; - - if (p_can(curp, p, P_CAN_DEBUG, NULL)) - return EPERM; - kl = sizeof(r); - kv = (char *) &r; - - kv += uio->uio_offset; - kl -= uio->uio_offset; - if (kl > uio->uio_resid) - kl = uio->uio_resid; - - PHOLD(p); - - if (kl < 0) - error = EINVAL; - else - error = procfs_read_fpregs(p, &r); - if (error == 0) - error = uiomove(kv, kl, uio); - if (error == 0 && uio->uio_rw == UIO_WRITE) { - if (p->p_stat != SSTOP) - error = EBUSY; - else - error = procfs_write_fpregs(p, &r); - } - PRELE(p); - - uio->uio_offset = 0; - return (error); -} - -int -procfs_validfpregs(p) - struct proc *p; -{ - - return ((p->p_flag & P_SYSTEM) == 0); -} |
