2 * net/tipc/addr.c: TIPC address utility routines
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41 bool tipc_in_scope(bool legacy_format, u32 domain, u32 addr)
43 if (!domain || (domain == addr))
47 if (domain == tipc_cluster_mask(addr)) /* domain <Z.C.0> */
49 if (domain == (addr & TIPC_ZONE_CLUSTER_MASK)) /* domain <Z.C.0> */
51 if (domain == (addr & TIPC_ZONE_MASK)) /* domain <Z.0.0> */
56 void tipc_set_node_id(struct net *net, u8 *id)
58 struct tipc_net *tn = tipc_net(net);
60 memcpy(tn->node_id, id, NODE_ID_LEN);
61 tipc_nodeid2string(tn->node_id_string, id);
62 tn->trial_addr = hash128to32(id);
63 pr_info("Node identity %s, cluster identity %u\n",
64 tipc_own_id_string(net), tn->net_id);
67 void tipc_set_node_addr(struct net *net, u32 addr)
69 struct tipc_net *tn = tipc_net(net);
70 u8 node_id[NODE_ID_LEN] = {0,};
73 if (!tipc_own_id(net)) {
74 sprintf(node_id, "%x", addr);
75 tipc_set_node_id(net, node_id);
77 tn->trial_addr = addr;
78 tn->addr_trial_end = jiffies;
79 pr_info("Node number set to %u\n", addr);
82 char *tipc_nodeid2string(char *str, u8 *id)
87 /* Already a string ? */
88 for (i = 0; i < NODE_ID_LEN; i++) {
90 if (c >= '0' && c <= '9')
92 if (c >= 'A' && c <= 'Z')
94 if (c >= 'a' && c <= 'z')
109 if (i == NODE_ID_LEN) {
110 memcpy(str, id, NODE_ID_LEN);
111 str[NODE_ID_LEN] = 0;
115 /* Translate to hex string */
116 for (i = 0; i < NODE_ID_LEN; i++)
117 sprintf(&str[2 * i], "%02x", id[i]);
119 /* Strip off trailing zeroes */
120 for (i = NODE_ID_STR_LEN - 2; str[i] == '0'; i--)