[mirror_ubuntu-artful-kernel.git] / net / qrtr / qrtr.h

#ifndef __QRTR_H_
#define __QRTR_H_

#include <linux/types.h>

struct sk_buff;

/* endpoint node id auto assignment */
#define QRTR_EP_NID_AUTO (-1)

/**
 * struct qrtr_endpoint - endpoint handle
 * @xmit: Callback for outgoing packets
 *
 * The socket buffer passed to the xmit function becomes owned by the endpoint
 * driver.  As such, when the driver is done with the buffer, it should
 * call kfree_skb() on failure, or consume_skb() on success.
 */
struct qrtr_endpoint {
	int (*xmit)(struct qrtr_endpoint *ep, struct sk_buff *skb);
	/* private: not for endpoint use */
	struct qrtr_node *node;
};

int qrtr_endpoint_register(struct qrtr_endpoint *ep, unsigned int nid);

void qrtr_endpoint_unregister(struct qrtr_endpoint *ep);

int qrtr_endpoint_post(struct qrtr_endpoint *ep, const void *data, size_t len);

#endif
Commit	Line	Data
bdabad3e CC	1	#ifndef __QRTR_H_
	2	#define __QRTR_H_
	3
	4	#include <linux/types.h>
	5
	6	struct sk_buff;
	7
	8	/* endpoint node id auto assignment */
	9	#define QRTR_EP_NID_AUTO (-1)
	10
	11	/**
	12	* struct qrtr_endpoint - endpoint handle
	13	* @xmit: Callback for outgoing packets
	14	*
	15	* The socket buffer passed to the xmit function becomes owned by the endpoint
	16	* driver. As such, when the driver is done with the buffer, it should
	17	* call kfree_skb() on failure, or consume_skb() on success.
	18	*/
	19	struct qrtr_endpoint {
	20	int (xmit)(struct qrtr_endpoint ep, struct sk_buff *skb);
	21	/* private: not for endpoint use */
	22	struct qrtr_node *node;
	23	};
	24
	25	int qrtr_endpoint_register(struct qrtr_endpoint *ep, unsigned int nid);
	26
	27	void qrtr_endpoint_unregister(struct qrtr_endpoint *ep);
	28
	29	int qrtr_endpoint_post(struct qrtr_endpoint ep, const void data, size_t len);
	30
	31	#endif