OpenVPN
perf.h
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1 /*
2  * OpenVPN -- An application to securely tunnel IP networks
3  * over a single TCP/UDP port, with support for SSL/TLS-based
4  * session authentication and key exchange,
5  * packet encryption, packet authentication, and
6  * packet compression.
7  *
8  * Copyright (C) 2002-2017 OpenVPN Technologies, Inc. <sales@openvpn.net>
9  *
10  * This program is free software; you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License version 2
12  * as published by the Free Software Foundation.
13  *
14  * This program is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17  * GNU General Public License for more details.
18  *
19  * You should have received a copy of the GNU General Public License along
20  * with this program; if not, write to the Free Software Foundation, Inc.,
21  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
22  */
23 
24 /*
25  * The interval_ routines are designed to optimize the calling of a routine
26  * (normally tls_multi_process()) which can be called less frequently
27  * between triggers.
28  */
29 
30 #ifndef PERF_H
31 #define PERF_H
32 
33 /*#define ENABLE_PERFORMANCE_METRICS*/
34 
35 /*
36  * Metrics
37  */
38 #define PERF_BIO_READ_PLAINTEXT 0
39 #define PERF_BIO_WRITE_PLAINTEXT 1
40 #define PERF_BIO_READ_CIPHERTEXT 2
41 #define PERF_BIO_WRITE_CIPHERTEXT 3
42 #define PERF_TLS_MULTI_PROCESS 4
43 #define PERF_IO_WAIT 5
44 #define PERF_EVENT_LOOP 6
45 #define PERF_MULTI_CREATE_INSTANCE 7
46 #define PERF_MULTI_CLOSE_INSTANCE 8
47 #define PERF_MULTI_SHOW_STATS 9
48 #define PERF_MULTI_BCAST 10
49 #define PERF_MULTI_MCAST 11
50 #define PERF_SCRIPT 12
51 #define PERF_READ_IN_LINK 13
52 #define PERF_PROC_IN_LINK 14
53 #define PERF_READ_IN_TUN 15
54 #define PERF_PROC_IN_TUN 16
55 #define PERF_PROC_OUT_LINK 17
56 #define PERF_PROC_OUT_TUN 18
57 #define PERF_PROC_OUT_TUN_MTCP 19
58 #define PERF_N 20
59 
60 #ifdef ENABLE_PERFORMANCE_METRICS
61 
62 #include "basic.h"
63 
64 /*
65  * Stack size
66  */
67 #define STACK_N 64
68 
69 void perf_push(int type);
70 
71 void perf_pop(void);
72 
73 void perf_output_results(void);
74 
75 #else /* ifdef ENABLE_PERFORMANCE_METRICS */
76 
77 static inline void
78 perf_push(int type)
79 {
80 }
81 static inline void
82 perf_pop(void)
83 {
84 }
85 static inline void
87 {
88 }
89 
90 #endif /* ifdef ENABLE_PERFORMANCE_METRICS */
91 
92 #endif /* ifndef PERF_H */
static void perf_pop(void)
Definition: perf.h:82
static void perf_push(int type)
Definition: perf.h:78
static void perf_output_results(void)
Definition: perf.h:86