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/* SPDX-License-Identifier: (GPL-2.0 WITH Linux-syscall-note) OR MIT */
/*
* Header file for the io_uring query interface.
*/
#ifndef LINUX_IO_URING_QUERY_H
#define LINUX_IO_URING_QUERY_H
#include <linux/types.h>
struct io_uring_query_hdr {
__u64 next_entry;
__u64 query_data;
__u32 query_op;
__u32 size;
__s32 result;
__u32 __resv[3];
};
enum {
IO_URING_QUERY_OPCODES = 0,
__IO_URING_QUERY_MAX,
};
/* Doesn't require a ring */
struct io_uring_query_opcode {
/* The number of supported IORING_OP_* opcodes */
__u32 nr_request_opcodes;
/* The number of supported IORING_[UN]REGISTER_* opcodes */
__u32 nr_register_opcodes;
/* Bitmask of all supported IORING_FEAT_* flags */
__u64 feature_flags;
/* Bitmask of all supported IORING_SETUP_* flags */
__u64 ring_setup_flags;
/* Bitmask of all supported IORING_ENTER_** flags */
__u64 enter_flags;
/* Bitmask of all supported IOSQE_* flags */
__u64 sqe_flags;
};
#endif
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