bionic/libc/kernel/common/linux/ublock.h

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/****************************************************************************
****************************************************************************
***
*** This header was automatically generated from a Linux kernel header
*** of the same name, to make information necessary for userspace to
*** call into the kernel available to libc. It contains only constants,
*** structures, and macros generated from the original header, and thus,
*** contains no copyrightable information.
***
****************************************************************************
****************************************************************************/
#ifndef __UBLOCK_H_
#define __UBLOCK_H_
#include <linux/types.h>
#define UBLOCK_VERSION 0
enum {
UBLOCK_INIT_IN = 0,
UBLOCK_INIT_OUT = 1,
UBLOCK_READY_IN = 2,
UBLOCK_READY_OUT = 3,
UBLOCK_READ_IN = 4,
UBLOCK_READ_OUT = 5,
UBLOCK_WRITE_IN = 6,
UBLOCK_WRITE_OUT = 7,
};
struct ublock_in_header {
__u32 seq;
__u32 opcode;
};
struct ublock_out_header {
__u32 seq;
__u32 opcode;
};
struct ublock_init_in {
__u32 version;
__u32 max_buf;
__u32 index;
};
struct ublock_init_out {
__u32 version;
__u32 max_buf;
__u64 size;
};
struct ublock_ready_in {
__u32 _unused;
};
struct ublock_ready_out {
__u32 _unused;
};
struct ublock_read_in {
__u64 offset;
__u64 length;
};
struct ublock_read_out {
__s32 status;
__u8 data[];
};
struct ublock_write_in {
__u64 offset;
__u64 length;
__u8 data[];
};
struct ublock_write_out {
__s32 status;
};
#endif