37 static int rose_state1_machine(struct sock *sk, struct sk_buff *skb, int frametype)  in rose_state1_machine()  argument
39 	struct rose_sock *rose = rose_sk(sk);  in rose_state1_machine()
43 		rose_stop_timer(sk);  in rose_state1_machine()
44 		rose_start_idletimer(sk);  in rose_state1_machine()
51 		sk->sk_state	= TCP_ESTABLISHED;  in rose_state1_machine()
52 		if (!sock_flag(sk, SOCK_DEAD))  in rose_state1_machine()
53 			sk->sk_state_change(sk);  in rose_state1_machine()
57 		rose_write_internal(sk, ROSE_CLEAR_CONFIRMATION);  in rose_state1_machine()
58 		rose_disconnect(sk, ECONNREFUSED, skb->data[3], skb->data[4]);  in rose_state1_machine()
74 static int rose_state2_machine(struct sock *sk, struct sk_buff *skb, int frametype)  in rose_state2_machine()  argument
76 	struct rose_sock *rose = rose_sk(sk);  in rose_state2_machine()
80 		rose_write_internal(sk, ROSE_CLEAR_CONFIRMATION);  in rose_state2_machine()
81 		rose_disconnect(sk, 0, skb->data[3], skb->data[4]);  in rose_state2_machine()
86 		rose_disconnect(sk, 0, -1, -1);  in rose_state2_machine()
102 static int rose_state3_machine(struct sock *sk, struct sk_buff *skb, int frametype, int ns, int nr,…  in rose_state3_machine()  argument
104 	struct rose_sock *rose = rose_sk(sk);  in rose_state3_machine()
109 		rose_stop_timer(sk);  in rose_state3_machine()
110 		rose_start_idletimer(sk);  in rose_state3_machine()
111 		rose_write_internal(sk, ROSE_RESET_CONFIRMATION);  in rose_state3_machine()
117 		rose_requeue_frames(sk);  in rose_state3_machine()
121 		rose_write_internal(sk, ROSE_CLEAR_CONFIRMATION);  in rose_state3_machine()
122 		rose_disconnect(sk, 0, skb->data[3], skb->data[4]);  in rose_state3_machine()
128 		if (!rose_validate_nr(sk, nr)) {  in rose_state3_machine()
129 			rose_write_internal(sk, ROSE_RESET_REQUEST);  in rose_state3_machine()
136 			rose_start_t2timer(sk);  in rose_state3_machine()
137 			rose_stop_idletimer(sk);  in rose_state3_machine()
139 			rose_frames_acked(sk, nr);  in rose_state3_machine()
150 		if (!rose_validate_nr(sk, nr)) {  in rose_state3_machine()
151 			rose_write_internal(sk, ROSE_RESET_REQUEST);  in rose_state3_machine()
158 			rose_start_t2timer(sk);  in rose_state3_machine()
159 			rose_stop_idletimer(sk);  in rose_state3_machine()
162 		rose_frames_acked(sk, nr);  in rose_state3_machine()
164 			rose_start_idletimer(sk);  in rose_state3_machine()
165 			if (sk_filter_trim_cap(sk, skb, ROSE_MIN_LEN) == 0 &&  in rose_state3_machine()
166 			    __sock_queue_rcv_skb(sk, skb) == 0) {  in rose_state3_machine()
171 				rose_write_internal(sk, ROSE_RESET_REQUEST);  in rose_state3_machine()
178 				rose_start_t2timer(sk);  in rose_state3_machine()
179 				rose_stop_idletimer(sk);  in rose_state3_machine()
182 			if (atomic_read(&sk->sk_rmem_alloc) >  in rose_state3_machine()
183 			    (sk->sk_rcvbuf >> 1))  in rose_state3_machine()
192 			rose_stop_timer(sk);  in rose_state3_machine()
193 			rose_enquiry_response(sk);  in rose_state3_machine()
196 			rose_start_hbtimer(sk);  in rose_state3_machine()
213 static int rose_state4_machine(struct sock *sk, struct sk_buff *skb, int frametype)  in rose_state4_machine()  argument
215 	struct rose_sock *rose = rose_sk(sk);  in rose_state4_machine()
219 		rose_write_internal(sk, ROSE_RESET_CONFIRMATION);  in rose_state4_machine()
222 		rose_stop_timer(sk);  in rose_state4_machine()
223 		rose_start_idletimer(sk);  in rose_state4_machine()
230 		rose_requeue_frames(sk);  in rose_state4_machine()
234 		rose_write_internal(sk, ROSE_CLEAR_CONFIRMATION);  in rose_state4_machine()
235 		rose_disconnect(sk, 0, skb->data[3], skb->data[4]);  in rose_state4_machine()
251 static int rose_state5_machine(struct sock *sk, struct sk_buff *skb, int frametype)  in rose_state5_machine()  argument
254 		rose_write_internal(sk, ROSE_CLEAR_CONFIRMATION);  in rose_state5_machine()
255 		rose_disconnect(sk, 0, skb->data[3], skb->data[4]);  in rose_state5_machine()
256 		rose_sk(sk)->neighbour->use--;  in rose_state5_machine()
263 int rose_process_rx_frame(struct sock *sk, struct sk_buff *skb)  in rose_process_rx_frame()  argument
265 	struct rose_sock *rose = rose_sk(sk);  in rose_process_rx_frame()
275 		queued = rose_state1_machine(sk, skb, frametype);  in rose_process_rx_frame()
278 		queued = rose_state2_machine(sk, skb, frametype);  in rose_process_rx_frame()
281 		queued = rose_state3_machine(sk, skb, frametype, ns, nr, q, d, m);  in rose_process_rx_frame()
284 		queued = rose_state4_machine(sk, skb, frametype);  in rose_process_rx_frame()
287 		queued = rose_state5_machine(sk, skb, frametype);  in rose_process_rx_frame()
291 	rose_kick(sk);  in rose_process_rx_frame()