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) 2002-2010 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 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 70void perf_push (int type); 71void perf_pop (void); 72void perf_output_results (void); 73 74#else 75 76static inline void perf_push (int type) {} 77static inline void perf_pop (void) {} 78static inline void perf_output_results (void) {} 79 80#endif 81 82#endif 83