1%%
2%% %CopyrightBegin%
3%%
4%% Copyright Ericsson AB 1997-2020. All Rights Reserved.
5%%
6%% Licensed under the Apache License, Version 2.0 (the "License");
7%% you may not use this file except in compliance with the License.
8%% You may obtain a copy of the License at
9%%
10%%     http://www.apache.org/licenses/LICENSE-2.0
11%%
12%% Unless required by applicable law or agreed to in writing, software
13%% distributed under the License is distributed on an "AS IS" BASIS,
14%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15%% See the License for the specific language governing permissions and
16%% limitations under the License.
17%%
18%% %CopyrightEnd%
19%%
20%%
21%% Dns & resolver defintions
22%%
23
24%% milli second for requests
25-define(RES_TIMEOUT,           2000).
26
27%% milli second to wait before next request after a failure
28-define(RES_SERVFAIL_RETRY_TO, 1500).
29
30%% number of retry
31-define(RES_RETRY,             3).
32
33%% seconds between file_info
34-define(RES_FILE_UPDATE_TM,    5).
35
36%% number of cached dns_rr
37-define(CACHE_LIMIT,           100).
38
39%% refresh interval
40-define(CACHE_REFRESH,         60*60*1000).
41
42%% maximum packet size
43-define(PACKETSZ,              512).
44
45%% maximum domain name
46-define(MAXDNAME,              256).
47
48%% maximum compressed domain name
49-define(MAXCDNAME,             255).
50
51%% maximum length of domain label
52-define(MAXLABEL,              63).
53
54%%  Number of bytes of fixed size data in query structure
55-define(QFIXEDSZ,              4).
56
57%% number of bytes of fixed size data in resource record
58-define(RRFIXEDSZ,             10).
59
60%%
61%% Internet nameserver port number
62%%
63-define(NAMESERVER_PORT,       53).
64