libnl  3.2.24-rc1
police.c
1 /*
2  * lib/route/cls/police.c Policer
3  *
4  * This library is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation version 2.1
7  * of the License.
8  *
9  * Copyright (c) 2003-2013 Thomas Graf <tgraf@suug.ch>
10  */
11 
12 #include <netlink-private/netlink.h>
13 #include <netlink-private/tc.h>
14 #include <netlink/netlink.h>
15 #include <netlink/utils.h>
16 #include <netlink-private/route/tc-api.h>
17 #include <netlink/route/classifier.h>
18 #include <netlink/route/cls/police.h>
19 
20 /**
21  * @name Policer Type
22  * @{
23  */
24 
25 static const struct trans_tbl police_types[] = {
26  __ADD(TC_POLICE_UNSPEC,unspec)
27  __ADD(TC_POLICE_OK,ok)
28  __ADD(TC_POLICE_RECLASSIFY,reclassify)
29  __ADD(TC_POLICE_SHOT,shot)
30 #ifdef TC_POLICE_PIPE
31  __ADD(TC_POLICE_PIPE,pipe)
32 #endif
33 };
34 
35 /**
36  * Transform a policer type number into a character string (Reentrant).
37  * @arg type policer type
38  * @arg buf destination buffer
39  * @arg len buffer length
40  *
41  * Transforms a policer type number into a character string and stores
42  * it in the provided buffer.
43  *
44  * @return The destination buffer or the type encoded in hex if no match was found.
45  */
46 char * nl_police2str(int type, char *buf, size_t len)
47 {
48  return __type2str(type, buf, len, police_types,
49  ARRAY_SIZE(police_types));
50 }
51 
52 /**
53  * Transform a character string into a policer type number
54  * @arg name policer type name
55  *
56  * Transform the provided character string specifying a policer
57  * type into the corresponding numeric value
58  *
59  * @return Policer type number or a negative value.
60  */
61 int nl_str2police(const char *name)
62 {
63  return __str2type(name, police_types, ARRAY_SIZE(police_types));
64 }
65 
66 /** @} */