1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
|
/* SPDX-License-Identifier: LGPL-2.1-or-later */
#include "alloc-util.h"
#include "timesyncd-server.h"
int server_address_new(
ServerName *n,
ServerAddress **ret,
const union sockaddr_union *sockaddr,
socklen_t socklen) {
ServerAddress *a, *tail;
assert(n);
assert(sockaddr);
assert(socklen >= offsetof(struct sockaddr, sa_data));
assert(socklen <= sizeof(union sockaddr_union));
a = new0(ServerAddress, 1);
if (!a)
return -ENOMEM;
memcpy(&a->sockaddr, sockaddr, socklen);
a->socklen = socklen;
LIST_FIND_TAIL(addresses, n->addresses, tail);
LIST_INSERT_AFTER(addresses, n->addresses, tail, a);
a->name = n;
if (ret)
*ret = a;
return 0;
}
ServerAddress* server_address_free(ServerAddress *a) {
if (!a)
return NULL;
if (a->name) {
LIST_REMOVE(addresses, a->name->addresses, a);
if (a->name->manager && a->name->manager->current_server_address == a)
manager_set_server_address(a->name->manager, NULL);
}
return mfree(a);
}
int server_name_new(
Manager *m,
ServerName **ret,
ServerType type,
const char *string) {
ServerName *n, *tail;
assert(m);
assert(string);
n = new0(ServerName, 1);
if (!n)
return -ENOMEM;
n->type = type;
n->string = strdup(string);
if (!n->string) {
free(n);
return -ENOMEM;
}
if (type == SERVER_SYSTEM) {
LIST_FIND_TAIL(names, m->system_servers, tail);
LIST_INSERT_AFTER(names, m->system_servers, tail, n);
} else if (type == SERVER_LINK) {
LIST_FIND_TAIL(names, m->link_servers, tail);
LIST_INSERT_AFTER(names, m->link_servers, tail, n);
} else if (type == SERVER_FALLBACK) {
LIST_FIND_TAIL(names, m->fallback_servers, tail);
LIST_INSERT_AFTER(names, m->fallback_servers, tail, n);
} else
assert_not_reached("Unknown server type");
n->manager = m;
if (type != SERVER_FALLBACK &&
m->current_server_name &&
m->current_server_name->type == SERVER_FALLBACK)
manager_set_server_name(m, NULL);
log_debug("Added new server %s.", string);
if (ret)
*ret = n;
return 0;
}
ServerName *server_name_free(ServerName *n) {
if (!n)
return NULL;
server_name_flush_addresses(n);
if (n->manager) {
if (n->type == SERVER_SYSTEM)
LIST_REMOVE(names, n->manager->system_servers, n);
else if (n->type == SERVER_LINK)
LIST_REMOVE(names, n->manager->link_servers, n);
else if (n->type == SERVER_FALLBACK)
LIST_REMOVE(names, n->manager->fallback_servers, n);
else
assert_not_reached("Unknown server type");
if (n->manager->current_server_name == n)
manager_set_server_name(n->manager, NULL);
}
log_debug("Removed server %s.", n->string);
free(n->string);
return mfree(n);
}
void server_name_flush_addresses(ServerName *n) {
assert(n);
while (n->addresses)
server_address_free(n->addresses);
}
|
