openvpn/perf.h

   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) 2002-2005 OpenVPN Solutions LLC <info@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
  20  *  along with this program (see the file COPYING included with this
  21  *  distribution); if not, write to the Free Software Foundation, Inc.,
  22  *  59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  23  */
  24
  25 /*
  26  * The interval_ routines are designed to optimize the calling of a routine
  27  * (normally tls_multi_process()) which can be called less frequently
  28  * between triggers.
  29  */
  30
  31 #ifndef PERF_H
  32 #define PERF_H
  33
  34 /*#define ENABLE_PERFORMANCE_METRICS*/
  35
  36 /*
  37  * Metrics
  38  */
  39 #define PERF_BIO_READ_PLAINTEXT     0
  40 #define PERF_BIO_WRITE_PLAINTEXT    1
  41 #define PERF_BIO_READ_CIPHERTEXT    2
  42 #define PERF_BIO_WRITE_CIPHERTEXT   3
  43 #define PERF_TLS_MULTI_PROCESS      4
  44 #define PERF_IO_WAIT                5
  45 #define PERF_EVENT_LOOP             6
  46 #define PERF_MULTI_CREATE_INSTANCE  7
  47 #define PERF_MULTI_CLOSE_INSTANCE   8
  48 #define PERF_MULTI_SHOW_STATS       9
  49 #define PERF_MULTI_BCAST            10
  50 #define PERF_MULTI_MCAST            11
  51 #define PERF_SCRIPT                 12
  52 #define PERF_READ_IN_LINK           13
  53 #define PERF_PROC_IN_LINK           14
  54 #define PERF_READ_IN_TUN            15
  55 #define PERF_PROC_IN_TUN            16
  56 #define PERF_PROC_OUT_LINK          17
  57 #define PERF_PROC_OUT_TUN           18
  58 #define PERF_PROC_OUT_TUN_MTCP      19
  59 #define PERF_N                      20
  60
  61 #ifdef ENABLE_PERFORMANCE_METRICS
  62
  63 #include "basic.h"
  64
  65 /*
  66  * Stack size
  67  */
  68 #define STACK_N               64
  69
  70 void perf_push (int type);
  71 void perf_pop (void);
  72 void perf_output_results (void);
  73
  74 #else
  75
  76 static inline void perf_push (int type) {}
  77 static inline void perf_pop (void) {}
  78 static inline void perf_output_results (void) {}
  79
  80 #endif
  81
  82 #endif