u32 tipc_zone_next_node(u32 addr) { struct cluster *c_ptr = tipc_cltr_find(addr); if (c_ptr) return tipc_cltr_next_node(c_ptr, addr); return 0; }
void tipc_cltr_broadcast(struct sk_buff *buf) { struct sk_buff *buf_copy; struct cluster *c_ptr; struct tipc_node *n_ptr; u32 n_num; u32 tstart; u32 tstop; u32 node_type; if (tipc_mode == TIPC_NET_MODE) { c_ptr = tipc_cltr_find(tipc_own_addr); assert(in_own_cluster(c_ptr->addr)); /* For now */ /* Send to standard nodes, then repeat loop sending to slaves */ tstart = 1; tstop = c_ptr->highest_node; for (node_type = 1; node_type <= 2; node_type++) { for (n_num = tstart; n_num <= tstop; n_num++) { n_ptr = c_ptr->nodes[n_num]; if (n_ptr && tipc_node_has_active_links(n_ptr)) { buf_copy = skb_copy(buf, GFP_ATOMIC); if (buf_copy == NULL) goto exit; msg_set_destnode(buf_msg(buf_copy), n_ptr->addr); tipc_link_send(buf_copy, n_ptr->addr, n_ptr->addr); } } tstart = LOWEST_SLAVE; tstop = c_ptr->highest_slave; } } exit: buf_discard(buf); }
void tipc_cltr_recv_routing_table(struct sk_buff *buf) { struct tipc_msg *msg = buf_msg(buf); struct cluster *c_ptr; struct tipc_node *n_ptr; unchar *node_table; u32 table_size; u32 router; u32 rem_node = msg_remote_node(msg); u32 z_num; u32 c_num; u32 n_num; c_ptr = tipc_cltr_find(rem_node); if (!c_ptr) { c_ptr = tipc_cltr_create(rem_node); if (!c_ptr) { buf_discard(buf); return; } } node_table = buf->data + msg_hdr_sz(msg); table_size = msg_size(msg) - msg_hdr_sz(msg); router = msg_prevnode(msg); z_num = tipc_zone(rem_node); c_num = tipc_cluster(rem_node); switch (msg_type(msg)) { case LOCAL_ROUTING_TABLE: assert(is_slave(tipc_own_addr)); case EXT_ROUTING_TABLE: for (n_num = 1; n_num < table_size; n_num++) { if (node_table[n_num]) { u32 addr = tipc_addr(z_num, c_num, n_num); n_ptr = c_ptr->nodes[n_num]; if (!n_ptr) { n_ptr = tipc_node_create(addr); } if (n_ptr) tipc_node_add_router(n_ptr, router); } } break; case SLAVE_ROUTING_TABLE: assert(!is_slave(tipc_own_addr)); assert(in_own_cluster(c_ptr->addr)); for (n_num = 1; n_num < table_size; n_num++) { if (node_table[n_num]) { u32 slave_num = n_num + LOWEST_SLAVE; u32 addr = tipc_addr(z_num, c_num, slave_num); n_ptr = c_ptr->nodes[slave_num]; if (!n_ptr) { n_ptr = tipc_node_create(addr); } if (n_ptr) tipc_node_add_router(n_ptr, router); } } break; case ROUTE_ADDITION: if (!is_slave(tipc_own_addr)) { assert(!in_own_cluster(c_ptr->addr) || is_slave(rem_node)); } else { assert(in_own_cluster(c_ptr->addr) && !is_slave(rem_node)); } n_ptr = c_ptr->nodes[tipc_node(rem_node)]; if (!n_ptr) n_ptr = tipc_node_create(rem_node); if (n_ptr) tipc_node_add_router(n_ptr, router); break; case ROUTE_REMOVAL: if (!is_slave(tipc_own_addr)) { assert(!in_own_cluster(c_ptr->addr) || is_slave(rem_node)); } else { assert(in_own_cluster(c_ptr->addr) && !is_slave(rem_node)); } n_ptr = c_ptr->nodes[tipc_node(rem_node)]; if (n_ptr) tipc_node_remove_router(n_ptr, router); break; default: assert(!"Illegal routing manager message received\n"); } buf_discard(buf); }