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 32