/* SPDX-License-Identifier: GPL-2.0-or-later
 * Copyright Red Hat
 * Author: David Gibson <david@gibson.dropbear.id.au>
 *
 * Tracking for logical "flows" of packets.
 */
#ifndef FLOW_H
#define FLOW_H

enum flow_type {
	FLOW_NONE = 0,
	FLOW_TCP,
	FLOW_TCP_SPLICE,
	FLOW_MAX = FLOW_TCP_SPLICE,
};

extern const char *flow_type_str[];
#define FLOW_TYPE(f)							\
        ((f)->type <= FLOW_MAX ? flow_type_str[(f)->type] : "?")

/**
 * struct flow_common - Common fields for packet flows
 * @type:	Type of packet flow
 */
struct flow_common {
	enum flow_type		type;
};

#endif /* FLOW_H */