37 lines
904 B
C
37 lines
904 B
C
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/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
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#ifndef __LINUX_BLKPG_H
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#define __LINUX_BLKPG_H
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#include <linux/ioctl.h>
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#define BLKPG _IO(0x12,105)
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/* The argument structure */
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struct blkpg_ioctl_arg {
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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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};
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/* The subfunctions (for the op field) */
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#define BLKPG_ADD_PARTITION 1
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#define BLKPG_DEL_PARTITION 2
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#define BLKPG_RESIZE_PARTITION 3
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/* Sizes of name fields. Unused at present. */
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#define BLKPG_DEVNAMELTH 64
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#define BLKPG_VOLNAMELTH 64
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/* The data structure for ADD_PARTITION and DEL_PARTITION */
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struct blkpg_partition {
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long long start; /* starting offset in bytes */
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long long length; /* length in bytes */
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int pno; /* partition number */
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char devname[BLKPG_DEVNAMELTH]; /* unused / ignored */
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char volname[BLKPG_VOLNAMELTH]; /* unused / ignore */
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};
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#endif /* __LINUX_BLKPG_H */
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