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37#include "addr.h"
38#include "core.h"
39
40bool tipc_in_scope(bool legacy_format, u32 domain, u32 addr)
41{
42 if (!domain || (domain == addr))
43 return true;
44 if (!legacy_format)
45 return false;
46 if (domain == tipc_cluster_mask(addr))
47 return true;
48 if (domain == (addr & TIPC_ZONE_CLUSTER_MASK))
49 return true;
50 if (domain == (addr & TIPC_ZONE_MASK))
51 return true;
52 return false;
53}
54
55void tipc_set_node_id(struct net *net, u8 *id)
56{
57 struct tipc_net *tn = tipc_net(net);
58 u32 *tmp = (u32 *)id;
59
60 memcpy(tn->node_id, id, NODE_ID_LEN);
61 tipc_nodeid2string(tn->node_id_string, id);
62 tn->trial_addr = tmp[0] ^ tmp[1] ^ tmp[2] ^ tmp[3];
63 pr_info("Own node identity %s, cluster identity %u\n",
64 tipc_own_id_string(net), tn->net_id);
65}
66
67void tipc_set_node_addr(struct net *net, u32 addr)
68{
69 struct tipc_net *tn = tipc_net(net);
70 u8 node_id[NODE_ID_LEN] = {0,};
71
72 tn->node_addr = addr;
73 if (!tipc_own_id(net)) {
74 sprintf(node_id, "%x", addr);
75 tipc_set_node_id(net, node_id);
76 }
77 tn->trial_addr = addr;
78 pr_info("32-bit node address hash set to %x\n", addr);
79}
80
81char *tipc_nodeid2string(char *str, u8 *id)
82{
83 int i;
84 u8 c;
85
86
87 for (i = 0; i < NODE_ID_LEN; i++) {
88 c = id[i];
89 if (c >= '0' && c <= '9')
90 continue;
91 if (c >= 'A' && c <= 'Z')
92 continue;
93 if (c >= 'a' && c <= 'z')
94 continue;
95 if (c == '.')
96 continue;
97 if (c == ':')
98 continue;
99 if (c == '_')
100 continue;
101 if (c == '-')
102 continue;
103 if (c == '@')
104 continue;
105 if (c != 0)
106 break;
107 }
108 if (i == NODE_ID_LEN) {
109 memcpy(str, id, NODE_ID_LEN);
110 str[NODE_ID_LEN] = 0;
111 return str;
112 }
113
114
115 for (i = 0; i < NODE_ID_LEN; i++)
116 sprintf(&str[2 * i], "%02x", id[i]);
117
118
119 for (i = NODE_ID_STR_LEN - 2; str[i] == '0'; i--)
120 str[i] = 0;
121
122 return str;
123}
124