1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __QRTR_H_
3#define __QRTR_H_
4
5#include <linux/types.h>
6
7struct sk_buff;
8
9/* endpoint node id auto assignment */
10#define QRTR_EP_NID_AUTO (-1)
11
12/**
13 * struct qrtr_endpoint - endpoint handle
14 * @xmit: Callback for outgoing packets
15 *
16 * The socket buffer passed to the xmit function becomes owned by the endpoint
17 * driver.  As such, when the driver is done with the buffer, it should
18 * call kfree_skb() on failure, or consume_skb() on success.
19 */
20struct qrtr_endpoint {
21	int (*xmit)(struct qrtr_endpoint *ep, struct sk_buff *skb);
22	/* private: not for endpoint use */
23	struct qrtr_node *node;
24};
25
26int qrtr_endpoint_register(struct qrtr_endpoint *ep, unsigned int nid);
27
28void qrtr_endpoint_unregister(struct qrtr_endpoint *ep);
29
30int qrtr_endpoint_post(struct qrtr_endpoint *ep, const void *data, size_t len);
31
32int qrtr_ns_init(void);
33
34void qrtr_ns_remove(void);
35
36#endif
37