36 ax25_cb *ax25_send_frame(struct sk_buff *skb, int paclen, ax25_address *src, ax25_address *dest, ax…  in ax25_send_frame()  argument
56 		ax25_output(ax25, paclen, skb);  in ax25_send_frame()
107 	ax25_output(ax25, paclen, skb);  in ax25_send_frame()
120 void ax25_output(ax25_cb *ax25, int paclen, struct sk_buff *skb)  in ax25_output()  argument
128 		kfree_skb(skb);  in ax25_output()
132 	if ((skb->len - 1) > paclen) {  in ax25_output()
133 		if (*skb->data == AX25_P_TEXT) {  in ax25_output()
134 			skb_pull(skb, 1); /* skip PID */  in ax25_output()
141 		fragno = skb->len / paclen;  in ax25_output()
142 		if (skb->len % paclen == 0) fragno--;  in ax25_output()
144 		frontlen = skb_headroom(skb);	/* Address space + CTRL */  in ax25_output()
146 		while (skb->len > 0) {  in ax25_output()
154 			if (skb->sk != NULL)  in ax25_output()
155 				skb_set_owner_w(skbn, skb->sk);  in ax25_output()
159 			len = (paclen > skb->len) ? skb->len : paclen;  in ax25_output()
164 						      skb_network_offset(skb));  in ax25_output()
165 				skb_copy_from_linear_data(skb, skb_put(skbn, len), len);  in ax25_output()
178 						      skb_network_offset(skb));  in ax25_output()
179 				skb_copy_from_linear_data(skb, skb_put(skbn, len), len);  in ax25_output()
184 			skb_pull(skb, len);  in ax25_output()
188 		kfree_skb(skb);  in ax25_output()
190 		skb_queue_tail(&ax25->write_queue, skb);	  /* Throw it on the queue */  in ax25_output()
215 static void ax25_send_iframe(ax25_cb *ax25, struct sk_buff *skb, int poll_bit)  in ax25_send_iframe()  argument
219 	if (skb == NULL)  in ax25_send_iframe()
222 	skb_reset_network_header(skb);  in ax25_send_iframe()
225 		frame = skb_push(skb, 1);  in ax25_send_iframe()
232 		frame = skb_push(skb, 2);  in ax25_send_iframe()
242 	ax25_transmit_buffer(ax25, skb, AX25_COMMAND);  in ax25_send_iframe()
247 	struct sk_buff *skb, *skbn;  in ax25_kick()  local
276 	skb  = skb_dequeue(&ax25->write_queue);  in ax25_kick()
277 	if (!skb)  in ax25_kick()
283 		if ((skbn = skb_clone(skb, GFP_ATOMIC)) == NULL) {  in ax25_kick()
284 			skb_queue_head(&ax25->write_queue, skb);  in ax25_kick()
288 		if (skb->sk != NULL)  in ax25_kick()
289 			skb_set_owner_w(skbn, skb->sk);  in ax25_kick()
317 		skb_queue_tail(&ax25->ack_queue, skb);  in ax25_kick()
319 	} while (!last && (skb = skb_dequeue(&ax25->write_queue)) != NULL);  in ax25_kick()
330 void ax25_transmit_buffer(ax25_cb *ax25, struct sk_buff *skb, int type)  in ax25_transmit_buffer()  argument
343 	if (skb_headroom(skb) < headroom) {  in ax25_transmit_buffer()
344 		if ((skbn = skb_realloc_headroom(skb, headroom)) == NULL) {  in ax25_transmit_buffer()
346 			kfree_skb(skb);  in ax25_transmit_buffer()
350 		if (skb->sk != NULL)  in ax25_transmit_buffer()
351 			skb_set_owner_w(skbn, skb->sk);  in ax25_transmit_buffer()
353 		consume_skb(skb);  in ax25_transmit_buffer()
354 		skb = skbn;  in ax25_transmit_buffer()
357 	ptr = skb_push(skb, headroom);  in ax25_transmit_buffer()
361 	ax25_queue_xmit(skb, ax25->ax25_dev->dev);  in ax25_transmit_buffer()
368 void ax25_queue_xmit(struct sk_buff *skb, struct net_device *dev)  in ax25_queue_xmit()  argument
372 	skb->protocol = ax25_type_trans(skb, ax25_fwd_dev(dev));  in ax25_queue_xmit()
374 	ptr  = skb_push(skb, 1);  in ax25_queue_xmit()
377 	dev_queue_xmit(skb);  in ax25_queue_xmit()