1 /*****************************************************************************\
2 * Copyright (C) 2007-2010 Lawrence Livermore National Security, LLC.
3 * Copyright (C) 2007 The Regents of the University of California.
4 * Produced at Lawrence Livermore National Laboratory (cf, DISCLAIMER).
5 * Written by Brian Behlendorf <behlendorf1@llnl.gov>.
8 * This file is part of the SPL, Solaris Porting Layer.
9 * For details, see <http://github.com/behlendorf/spl/>.
11 * The SPL is free software; you can redistribute it and/or modify it
12 * under the terms of the GNU General Public License as published by the
13 * Free Software Foundation; either version 2 of the License, or (at your
14 * option) any later version.
16 * The SPL is distributed in the hope that it will be useful, but WITHOUT
17 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
18 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
21 * You should have received a copy of the GNU General Public License along
22 * with the SPL. If not, see <http://www.gnu.org/licenses/>.
23 *****************************************************************************
24 * Solaris Porting Layer (SPL) Kobj Implementation.
25 \*****************************************************************************/
28 #include <spl-debug.h>
30 #ifdef SS_DEBUG_SUBSYS
31 #undef SS_DEBUG_SUBSYS
34 #define SS_DEBUG_SUBSYS SS_KOBJ
37 kobj_open_file(const char *name)
44 file = kmalloc(sizeof(_buf_t), GFP_KERNEL);
46 SRETURN((_buf_t *)-1UL);
48 if ((rc = vn_open(name, UIO_SYSSPACE, FREAD, 0644, &vp, 0, 0))) {
50 SRETURN((_buf_t *)-1UL);
56 } /* kobj_open_file() */
57 EXPORT_SYMBOL(kobj_open_file);
60 kobj_close_file(struct _buf *file)
63 VOP_CLOSE(file->vp, 0, 0, 0, 0, 0);
67 } /* kobj_close_file() */
68 EXPORT_SYMBOL(kobj_close_file);
71 kobj_read_file(struct _buf *file, char *buf, ssize_t size, offset_t off)
74 SRETURN(vn_rdwr(UIO_READ, file->vp, buf, size, off,
75 UIO_SYSSPACE, 0, RLIM64_INFINITY, 0, NULL));
76 } /* kobj_read_file() */
77 EXPORT_SYMBOL(kobj_read_file);
80 kobj_get_filesize(struct _buf *file, uint64_t *size)
86 rc = VOP_GETATTR(file->vp, &vap, 0, 0, NULL);
93 } /* kobj_get_filesize() */
94 EXPORT_SYMBOL(kobj_get_filesize);