64 lines
2.4 KiB
C
64 lines
2.4 KiB
C
/*
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* Copyright (c) 2009, 2010 Jeff Mahoney <jeffm@suse.com>
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* Copyright (c) 2011-2016 Dmitry V. Levin <ldv@altlinux.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "defs.h"
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#include <linux/ioctl.h>
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#include <linux/fs.h>
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typedef struct {
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int op;
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int flags;
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int datalen;
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void *data;
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} struct_blkpg_ioctl_arg;
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#define BLKPG_DEVNAMELTH 64
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#define BLKPG_VOLNAMELTH 64
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typedef struct {
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int64_t start; /* starting offset in bytes */
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int64_t length; /* length in bytes */
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int pno; /* partition number */
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char devname[BLKPG_DEVNAMELTH]; /* partition name, like sda5 or c0d1p2,
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to be used in kernel messages */
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char volname[BLKPG_VOLNAMELTH]; /* volume label */
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} struct_blkpg_partition;
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#define BLKTRACE_BDEV_SIZE 32
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typedef struct blk_user_trace_setup {
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char name[BLKTRACE_BDEV_SIZE]; /* output */
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uint16_t act_mask; /* input */
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uint32_t buf_size; /* input */
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uint32_t buf_nr; /* input */
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uint64_t start_lba;
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uint64_t end_lba;
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uint32_t pid;
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} struct_blk_user_trace_setup;
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struct_blkpg_ioctl_arg mpers_target_var;
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