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36 lines
953 B
36 lines
953 B
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
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#ifndef _UAPI__LINUX_BLKPG_H |
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#define _UAPI__LINUX_BLKPG_H |
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#include <linux/compiler.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 __user *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 /* _UAPI__LINUX_BLKPG_H */
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