79 void br_send_config_bpdu(struct net_bridge_port *p, struct br_config_bpdu *bpdu)  in br_send_config_bpdu()  argument
90 	buf[4] = (bpdu->topology_change ? 0x01 : 0) |  in br_send_config_bpdu()
91 		(bpdu->topology_change_ack ? 0x80 : 0);  in br_send_config_bpdu()
92 	buf[5] = bpdu->root.prio[0];  in br_send_config_bpdu()
93 	buf[6] = bpdu->root.prio[1];  in br_send_config_bpdu()
94 	buf[7] = bpdu->root.addr[0];  in br_send_config_bpdu()
95 	buf[8] = bpdu->root.addr[1];  in br_send_config_bpdu()
96 	buf[9] = bpdu->root.addr[2];  in br_send_config_bpdu()
97 	buf[10] = bpdu->root.addr[3];  in br_send_config_bpdu()
98 	buf[11] = bpdu->root.addr[4];  in br_send_config_bpdu()
99 	buf[12] = bpdu->root.addr[5];  in br_send_config_bpdu()
100 	buf[13] = (bpdu->root_path_cost >> 24) & 0xFF;  in br_send_config_bpdu()
101 	buf[14] = (bpdu->root_path_cost >> 16) & 0xFF;  in br_send_config_bpdu()
102 	buf[15] = (bpdu->root_path_cost >> 8) & 0xFF;  in br_send_config_bpdu()
103 	buf[16] = bpdu->root_path_cost & 0xFF;  in br_send_config_bpdu()
104 	buf[17] = bpdu->bridge_id.prio[0];  in br_send_config_bpdu()
105 	buf[18] = bpdu->bridge_id.prio[1];  in br_send_config_bpdu()
106 	buf[19] = bpdu->bridge_id.addr[0];  in br_send_config_bpdu()
107 	buf[20] = bpdu->bridge_id.addr[1];  in br_send_config_bpdu()
108 	buf[21] = bpdu->bridge_id.addr[2];  in br_send_config_bpdu()
109 	buf[22] = bpdu->bridge_id.addr[3];  in br_send_config_bpdu()
110 	buf[23] = bpdu->bridge_id.addr[4];  in br_send_config_bpdu()
111 	buf[24] = bpdu->bridge_id.addr[5];  in br_send_config_bpdu()
112 	buf[25] = (bpdu->port_id >> 8) & 0xFF;  in br_send_config_bpdu()
113 	buf[26] = bpdu->port_id & 0xFF;  in br_send_config_bpdu()
115 	br_set_ticks(buf+27, bpdu->message_age);  in br_send_config_bpdu()
116 	br_set_ticks(buf+29, bpdu->max_age);  in br_send_config_bpdu()
117 	br_set_ticks(buf+31, bpdu->hello_time);  in br_send_config_bpdu()
118 	br_set_ticks(buf+33, bpdu->forward_delay);  in br_send_config_bpdu()
191 		struct br_config_bpdu bpdu;  in br_stp_rcv()  local
197 		bpdu.topology_change = (buf[1] & 0x01) ? 1 : 0;  in br_stp_rcv()
198 		bpdu.topology_change_ack = (buf[1] & 0x80) ? 1 : 0;  in br_stp_rcv()
200 		bpdu.root.prio[0] = buf[2];  in br_stp_rcv()
201 		bpdu.root.prio[1] = buf[3];  in br_stp_rcv()
202 		bpdu.root.addr[0] = buf[4];  in br_stp_rcv()
203 		bpdu.root.addr[1] = buf[5];  in br_stp_rcv()
204 		bpdu.root.addr[2] = buf[6];  in br_stp_rcv()
205 		bpdu.root.addr[3] = buf[7];  in br_stp_rcv()
206 		bpdu.root.addr[4] = buf[8];  in br_stp_rcv()
207 		bpdu.root.addr[5] = buf[9];  in br_stp_rcv()
208 		bpdu.root_path_cost =  in br_stp_rcv()
213 		bpdu.bridge_id.prio[0] = buf[14];  in br_stp_rcv()
214 		bpdu.bridge_id.prio[1] = buf[15];  in br_stp_rcv()
215 		bpdu.bridge_id.addr[0] = buf[16];  in br_stp_rcv()
216 		bpdu.bridge_id.addr[1] = buf[17];  in br_stp_rcv()
217 		bpdu.bridge_id.addr[2] = buf[18];  in br_stp_rcv()
218 		bpdu.bridge_id.addr[3] = buf[19];  in br_stp_rcv()
219 		bpdu.bridge_id.addr[4] = buf[20];  in br_stp_rcv()
220 		bpdu.bridge_id.addr[5] = buf[21];  in br_stp_rcv()
221 		bpdu.port_id = (buf[22] << 8) | buf[23];  in br_stp_rcv()
223 		bpdu.message_age = br_get_ticks(buf+24);  in br_stp_rcv()
224 		bpdu.max_age = br_get_ticks(buf+26);  in br_stp_rcv()
225 		bpdu.hello_time = br_get_ticks(buf+28);  in br_stp_rcv()
226 		bpdu.forward_delay = br_get_ticks(buf+30);  in br_stp_rcv()
228 		if (bpdu.message_age > bpdu.max_age) {  in br_stp_rcv()
235 					  bpdu.message_age, bpdu.max_age);  in br_stp_rcv()
239 		br_received_config_bpdu(p, &bpdu);  in br_stp_rcv()