linux/tools/testing/selftests/bpf/progs/test_user_ringbuf.h

/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright (c) 2022 Meta Platforms, Inc. and affiliates. */

#ifndef _TEST_USER_RINGBUF_H
#define _TEST_USER_RINGBUF_H

#define TEST_OP_64 4
#define TEST_OP_32 2

enum test_msg_op {
	TEST_MSG_OP_INC64,
	TEST_MSG_OP_INC32,
	TEST_MSG_OP_MUL64,
	TEST_MSG_OP_MUL32,

	// Must come last.
	TEST_MSG_OP_NUM_OPS,
};

struct test_msg {
	enum test_msg_op msg_op;
	union {
		__s64 operand_64;
		__s32 operand_32;
	};
};

struct sample {
	int pid;
	int seq;
	long value;
	char comm[16];
};

#endif /* _TEST_USER_RINGBUF_H */