416 lines
9.4 KiB
C++
416 lines
9.4 KiB
C++
/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
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/*
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* Copyright (c) 2006,2007 INRIA
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation;
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* Author: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
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*/
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#include "log.h"
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#ifdef NS3_LOG_ENABLE
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#include <list>
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#include <utility>
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#include <iostream>
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#include "assert.h"
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#include "ns3/core-config.h"
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#include "fatal-error.h"
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#ifdef HAVE_STDLIB_H
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#include <stdlib.h>
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#endif
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namespace ns3 {
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LogTimePrinter g_logTimePrinter = 0;
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LogNodePrinter g_logNodePrinter = 0;
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typedef std::list<std::pair <std::string, LogComponent *> > ComponentList;
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typedef std::list<std::pair <std::string, LogComponent *> >::iterator ComponentListI;
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static class PrintList
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{
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public:
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PrintList ();
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} g_printList;
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static
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ComponentList *GetComponentList (void)
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{
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static ComponentList components;
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return &components;
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}
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PrintList::PrintList ()
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{
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#ifdef HAVE_GETENV
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char *envVar = getenv("NS_LOG");
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if (envVar == 0)
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{
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return;
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}
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std::string env = envVar;
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std::string::size_type cur = 0;
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std::string::size_type next = 0;
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while (next != std::string::npos)
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{
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next = env.find_first_of (":", cur);
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std::string tmp = std::string (env, cur, next-cur);
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if (tmp == "print-list")
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{
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LogComponentPrintList ();
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exit (0);
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break;
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}
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cur = next + 1;
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}
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#endif
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}
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LogComponent::LogComponent (char const * name)
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: m_levels (0), m_name (name)
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{
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EnvVarCheck (name);
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ComponentList *components = GetComponentList ();
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for (ComponentListI i = components->begin ();
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i != components->end ();
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i++)
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{
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if (i->first == name)
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{
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NS_FATAL_ERROR ("Log component \""<<name<<"\" has already been registered once.");
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}
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}
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components->push_back (std::make_pair (name, this));
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}
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void
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LogComponent::EnvVarCheck (char const * name)
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{
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#ifdef HAVE_GETENV
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char *envVar = getenv("NS_LOG");
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if (envVar == 0)
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{
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return;
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}
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std::string env = envVar;
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std::string myName = name;
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std::string::size_type cur = 0;
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std::string::size_type next = 0;
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while (next != std::string::npos)
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{
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next = env.find_first_of (":", cur);
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std::string tmp = std::string (env, cur, next-cur);
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std::string::size_type equal = tmp.find ("=");
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std::string component;
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if (equal == std::string::npos)
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{
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component = tmp;
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if (component == myName || component == "*")
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{
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int level = LOG_ALL | LOG_PREFIX_TIME | LOG_PREFIX_FUNC | LOG_PREFIX_NODE;
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Enable ((enum LogLevel)level);
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return;
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}
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}
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else
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{
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component = tmp.substr (0, equal);
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if (component == myName || component == "*")
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{
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int level = 0;
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std::string::size_type cur_lev;
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std::string::size_type next_lev = equal;
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do
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{
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cur_lev = next_lev + 1;
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next_lev = tmp.find ("|", cur_lev);
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std::string lev = tmp.substr (cur_lev, next_lev - cur_lev);
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if (lev == "error")
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{
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level |= LOG_ERROR;
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}
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else if (lev == "warn")
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{
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level |= LOG_WARN;
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}
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else if (lev == "debug")
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{
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level |= LOG_DEBUG;
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}
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else if (lev == "info")
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{
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level |= LOG_INFO;
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}
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else if (lev == "function")
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{
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level |= LOG_FUNCTION;
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}
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else if (lev == "logic")
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{
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level |= LOG_LOGIC;
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}
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else if (lev == "all")
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{
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level |= LOG_ALL;
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}
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else if (lev == "prefix_func")
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{
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level |= LOG_PREFIX_FUNC;
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}
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else if (lev == "prefix_time")
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{
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level |= LOG_PREFIX_TIME;
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}
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else if (lev == "prefix_node")
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{
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level |= LOG_PREFIX_NODE;
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}
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else if (lev == "level_error")
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{
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level |= LOG_LEVEL_ERROR;
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}
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else if (lev == "level_warn")
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{
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level |= LOG_LEVEL_WARN;
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}
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else if (lev == "level_debug")
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{
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level |= LOG_LEVEL_DEBUG;
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}
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else if (lev == "level_info")
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{
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level |= LOG_LEVEL_INFO;
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}
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else if (lev == "level_function")
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{
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level |= LOG_LEVEL_FUNCTION;
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}
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else if (lev == "level_logic")
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{
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level |= LOG_LEVEL_LOGIC;
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}
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else if (lev == "level_all")
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{
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level |= LOG_LEVEL_ALL;
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}
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} while (next_lev != std::string::npos);
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Enable ((enum LogLevel)level);
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}
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}
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cur = next + 1;
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}
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#endif
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}
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bool
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LogComponent::IsEnabled (enum LogLevel level) const
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{
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// LogComponentEnableEnvVar ();
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return (level & m_levels) ? 1 : 0;
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}
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bool
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LogComponent::IsNoneEnabled (void) const
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{
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return m_levels == 0;
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}
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void
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LogComponent::Enable (enum LogLevel level)
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{
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m_levels |= level;
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}
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void
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LogComponent::Disable (enum LogLevel level)
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{
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m_levels &= ~level;
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}
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char const *
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LogComponent::Name (void) const
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{
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return m_name;
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}
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void
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LogComponentEnable (char const *name, enum LogLevel level)
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{
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ComponentList *components = GetComponentList ();
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for (ComponentListI i = components->begin ();
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i != components->end ();
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i++)
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{
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if (i->first.compare (name) == 0)
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{
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i->second->Enable (level);
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break;
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}
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}
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}
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void
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LogComponentEnableAll (enum LogLevel level)
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{
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ComponentList *components = GetComponentList ();
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for (ComponentListI i = components->begin ();
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i != components->end ();
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i++)
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{
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i->second->Enable (level);
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}
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}
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void
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LogComponentDisable (char const *name, enum LogLevel level)
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{
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ComponentList *components = GetComponentList ();
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for (ComponentListI i = components->begin ();
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i != components->end ();
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i++)
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{
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if (i->first.compare (name) == 0)
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{
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i->second->Disable (level);
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break;
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}
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}
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}
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void
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LogComponentDisableAll (enum LogLevel level)
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{
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ComponentList *components = GetComponentList ();
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for (ComponentListI i = components->begin ();
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i != components->end ();
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i++)
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{
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i->second->Disable (level);
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}
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}
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void
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LogComponentPrintList (void)
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{
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ComponentList *components = GetComponentList ();
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for (ComponentListI i = components->begin ();
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i != components->end ();
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i++)
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{
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std::cout << i->first << "=";
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if (i->second->IsNoneEnabled ())
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{
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std::cout << "0" << std::endl;
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continue;
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}
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if (i->second->IsEnabled (LOG_ERROR))
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{
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std::cout << "error";
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}
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if (i->second->IsEnabled (LOG_WARN))
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{
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std::cout << "|warn";
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}
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if (i->second->IsEnabled (LOG_DEBUG))
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{
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std::cout << "|debug";
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}
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if (i->second->IsEnabled (LOG_INFO))
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{
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std::cout << "|info";
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}
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if (i->second->IsEnabled (LOG_FUNCTION))
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{
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std::cout << "|function";
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}
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if (i->second->IsEnabled (LOG_LOGIC))
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{
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std::cout << "|logic";
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}
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if (i->second->IsEnabled (LOG_ALL))
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{
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std::cout << "|all";
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}
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std::cout << std::endl;
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}
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}
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void LogSetTimePrinter (LogTimePrinter printer)
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{
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g_logTimePrinter = printer;
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}
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LogTimePrinter LogGetTimePrinter(void)
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{
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return g_logTimePrinter;
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}
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void LogSetNodePrinter (LogNodePrinter printer)
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{
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g_logNodePrinter = printer;
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}
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LogNodePrinter LogGetNodePrinter(void)
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{
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return g_logNodePrinter;
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}
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ParameterLogger::ParameterLogger (std::ostream &os)
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: m_itemNumber (0),
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m_os (os)
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{}
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} // namespace ns3
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#else // NS3_LOG_ENABLE
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namespace ns3 {
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void
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LogComponentEnable (char const *name, enum LogLevel level)
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{
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}
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void
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LogComponentEnableAll (enum LogLevel level)
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{
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}
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void
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LogComponentDisable (char const *name, enum LogLevel level)
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{
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}
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void
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LogComponentDisableAll (enum LogLevel level)
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{
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}
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} // namespace ns3
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#endif
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