dolphin/Source/Core/Common/Logging/LogManager.cpp

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// Copyright 2009 Dolphin Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "Common/Logging/LogManager.h"
#include <algorithm>
#include <cstdarg>
#include <cstring>
#include <locale>
#include <mutex>
#include <ostream>
#include <string>
#include <fmt/format.h>
#include "Common/CommonPaths.h"
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#include "Common/Config/Config.h"
#include "Common/FileUtil.h"
#include "Common/Logging/ConsoleListener.h"
#include "Common/Logging/Log.h"
#include "Common/StringUtil.h"
#include "Common/Timer.h"
namespace Common::Log
{
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constexpr size_t MAX_MSGLEN = 1024;
const Config::Info<bool> LOGGER_WRITE_TO_FILE{{Config::System::Logger, "Options", "WriteToFile"},
false};
const Config::Info<bool> LOGGER_WRITE_TO_CONSOLE{
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{Config::System::Logger, "Options", "WriteToConsole"}, true};
const Config::Info<bool> LOGGER_WRITE_TO_WINDOW{
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{Config::System::Logger, "Options", "WriteToWindow"}, true};
const Config::Info<LogLevel> LOGGER_VERBOSITY{{Config::System::Logger, "Options", "Verbosity"},
LogLevel::LNOTICE};
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class FileLogListener : public LogListener
{
public:
FileLogListener(const std::string& filename)
{
File::OpenFStream(m_logfile, filename, std::ios::app);
SetEnable(true);
}
void Log(LogLevel, const char* msg) override
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{
if (!IsEnabled() || !IsValid())
return;
std::lock_guard<std::mutex> lk(m_log_lock);
m_logfile << msg << std::flush;
}
bool IsValid() const { return m_logfile.good(); }
bool IsEnabled() const { return m_enable; }
void SetEnable(bool enable) { m_enable = enable; }
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private:
std::mutex m_log_lock;
std::ofstream m_logfile;
bool m_enable;
};
void GenericLog(LogLevel level, LogType type, const char* file, int line, const char* fmt, ...)
{
auto* instance = LogManager::GetInstance();
if (instance == nullptr)
return;
if (!instance->IsEnabled(type, level))
return;
va_list args;
va_start(args, fmt);
char message[MAX_MSGLEN];
CharArrayFromFormatV(message, MAX_MSGLEN, fmt, args);
va_end(args);
instance->Log(level, type, file, line, message);
}
void GenericLogFmtImpl(LogLevel level, LogType type, const char* file, int line,
fmt::string_view format, const fmt::format_args& args)
{
auto* instance = LogManager::GetInstance();
if (instance == nullptr)
return;
if (!instance->IsEnabled(type, level))
return;
const auto message = fmt::vformat(format, args);
instance->Log(level, type, file, line, message.c_str());
}
static size_t DeterminePathCutOffPoint()
{
constexpr const char* pattern = "/source/core/";
#ifdef _WIN32
constexpr const char* pattern2 = "\\source\\core\\";
#endif
std::string path = __FILE__;
std::transform(path.begin(), path.end(), path.begin(),
[](char c) { return std::tolower(c, std::locale::classic()); });
size_t pos = path.find(pattern);
#ifdef _WIN32
if (pos == std::string::npos)
pos = path.find(pattern2);
#endif
if (pos != std::string::npos)
return pos + strlen(pattern);
return 0;
}
LogManager::LogManager()
{
// create log containers
m_log[LogType::ACTIONREPLAY] = {"ActionReplay", "Action Replay"};
m_log[LogType::AUDIO] = {"Audio", "Audio Emulator"};
m_log[LogType::AUDIO_INTERFACE] = {"AI", "Audio Interface"};
m_log[LogType::BOOT] = {"BOOT", "Boot"};
m_log[LogType::COMMANDPROCESSOR] = {"CP", "Command Processor"};
m_log[LogType::COMMON] = {"COMMON", "Common"};
m_log[LogType::CONSOLE] = {"CONSOLE", "Dolphin Console"};
m_log[LogType::CONTROLLERINTERFACE] = {"CI", "Controller Interface"};
m_log[LogType::CORE] = {"CORE", "Core"};
m_log[LogType::DISCIO] = {"DIO", "Disc IO"};
m_log[LogType::DSPHLE] = {"DSPHLE", "DSP HLE"};
m_log[LogType::DSPLLE] = {"DSPLLE", "DSP LLE"};
m_log[LogType::DSP_MAIL] = {"DSPMails", "DSP Mails"};
m_log[LogType::DSPINTERFACE] = {"DSP", "DSP Interface"};
m_log[LogType::DVDINTERFACE] = {"DVD", "DVD Interface"};
m_log[LogType::DYNA_REC] = {"JIT", "JIT Dynamic Recompiler"};
m_log[LogType::EXPANSIONINTERFACE] = {"EXI", "Expansion Interface"};
m_log[LogType::FILEMON] = {"FileMon", "File Monitor"};
m_log[LogType::FRAMEDUMP] = {"FRAMEDUMP", "FrameDump"};
m_log[LogType::GDB_STUB] = {"GDB_STUB", "GDB Stub"};
m_log[LogType::GPFIFO] = {"GP", "GatherPipe FIFO"};
m_log[LogType::HOST_GPU] = {"Host GPU", "Host GPU"};
m_log[LogType::IOS] = {"IOS", "IOS"};
m_log[LogType::IOS_DI] = {"IOS_DI", "IOS - Drive Interface"};
m_log[LogType::IOS_ES] = {"IOS_ES", "IOS - ETicket Services"};
m_log[LogType::IOS_FS] = {"IOS_FS", "IOS - Filesystem Services"};
m_log[LogType::IOS_SD] = {"IOS_SD", "IOS - SDIO"};
m_log[LogType::IOS_SSL] = {"IOS_SSL", "IOS - SSL"};
m_log[LogType::IOS_STM] = {"IOS_STM", "IOS - State Transition Manager"};
m_log[LogType::IOS_NET] = {"IOS_NET", "IOS - Network"};
m_log[LogType::IOS_USB] = {"IOS_USB", "IOS - USB"};
m_log[LogType::IOS_WC24] = {"IOS_WC24", "IOS - WiiConnect24"};
m_log[LogType::IOS_WFS] = {"IOS_WFS", "IOS - WFS"};
m_log[LogType::IOS_WIIMOTE] = {"IOS_WIIMOTE", "IOS - Wii Remote"};
m_log[LogType::MASTER_LOG] = {"MASTER", "Master Log"};
m_log[LogType::MEMCARD_MANAGER] = {"MemCard Manager", "Memory Card Manager"};
m_log[LogType::MEMMAP] = {"MI", "Memory Interface & Memory Map"};
m_log[LogType::NETPLAY] = {"NETPLAY", "Netplay"};
m_log[LogType::OSHLE] = {"HLE", "OSHLE"};
m_log[LogType::OSREPORT] = {"OSREPORT", "OSReport EXI"};
m_log[LogType::OSREPORT_HLE] = {"OSREPORT_HLE", "OSReport HLE"};
m_log[LogType::PIXELENGINE] = {"PE", "Pixel Engine"};
m_log[LogType::PROCESSORINTERFACE] = {"PI", "Processor Interface"};
m_log[LogType::POWERPC] = {"PowerPC", "PowerPC IBM CPU"};
m_log[LogType::SERIALINTERFACE] = {"SI", "Serial Interface"};
m_log[LogType::SP1] = {"SP1", "Serial Port 1"};
m_log[LogType::SYMBOLS] = {"SYMBOLS", "Symbols"};
m_log[LogType::VIDEO] = {"Video", "Video Backend"};
m_log[LogType::VIDEOINTERFACE] = {"VI", "Video Interface"};
m_log[LogType::WIIMOTE] = {"Wiimote", "Wii Remote"};
m_log[LogType::WII_IPC] = {"WII_IPC", "WII IPC"};
RegisterListener(LogListener::FILE_LISTENER,
new FileLogListener(File::GetUserPath(F_MAINLOG_IDX)));
RegisterListener(LogListener::CONSOLE_LISTENER, new ConsoleListener());
// Set up log listeners
LogLevel verbosity = Config::Get(LOGGER_VERBOSITY);
SetLogLevel(verbosity);
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EnableListener(LogListener::FILE_LISTENER, Config::Get(LOGGER_WRITE_TO_FILE));
EnableListener(LogListener::CONSOLE_LISTENER, Config::Get(LOGGER_WRITE_TO_CONSOLE));
EnableListener(LogListener::LOG_WINDOW_LISTENER, Config::Get(LOGGER_WRITE_TO_WINDOW));
for (auto& container : m_log)
{
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container.m_enable = Config::Get(
Config::Info<bool>{{Config::System::Logger, "Logs", container.m_short_name}, false});
}
m_path_cutoff_point = DeterminePathCutOffPoint();
}
LogManager::~LogManager()
{
// The log window listener pointer is owned by the GUI code.
delete m_listeners[LogListener::CONSOLE_LISTENER];
delete m_listeners[LogListener::FILE_LISTENER];
}
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void LogManager::SaveSettings()
{
Config::ConfigChangeCallbackGuard config_guard;
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Config::SetBaseOrCurrent(LOGGER_WRITE_TO_FILE, IsListenerEnabled(LogListener::FILE_LISTENER));
Config::SetBaseOrCurrent(LOGGER_WRITE_TO_CONSOLE,
IsListenerEnabled(LogListener::CONSOLE_LISTENER));
Config::SetBaseOrCurrent(LOGGER_WRITE_TO_WINDOW,
IsListenerEnabled(LogListener::LOG_WINDOW_LISTENER));
Config::SetBaseOrCurrent(LOGGER_VERBOSITY, GetLogLevel());
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for (const auto& container : m_log)
{
const Config::Info<bool> info{{Config::System::Logger, "Logs", container.m_short_name}, false};
Config::SetBaseOrCurrent(info, container.m_enable);
}
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Config::Save();
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}
void LogManager::Log(LogLevel level, LogType type, const char* file, int line, const char* message)
{
if (!IsEnabled(type, level) || !static_cast<bool>(m_listener_ids))
return;
LogWithFullPath(level, type, file + m_path_cutoff_point, line, message);
}
void LogManager::LogWithFullPath(LogLevel level, LogType type, const char* file, int line,
const char* message)
{
const std::string msg =
fmt::format("{} {}:{} {}[{}]: {}\n", Common::Timer::GetTimeFormatted(), file, line,
LOG_LEVEL_TO_CHAR[static_cast<int>(level)], GetShortName(type), message);
for (const auto listener_id : m_listener_ids)
{
if (m_listeners[listener_id])
m_listeners[listener_id]->Log(level, msg.c_str());
}
}
LogLevel LogManager::GetLogLevel() const
{
return m_level;
}
void LogManager::SetLogLevel(LogLevel level)
{
m_level = std::clamp(level, LogLevel::LNOTICE, MAX_LOGLEVEL);
}
void LogManager::SetEnable(LogType type, bool enable)
{
m_log[type].m_enable = enable;
}
bool LogManager::IsEnabled(LogType type, LogLevel level) const
{
return m_log[type].m_enable && GetLogLevel() >= level;
}
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std::map<std::string, std::string> LogManager::GetLogTypes()
{
std::map<std::string, std::string> log_types;
for (const auto& container : m_log)
log_types.emplace(container.m_short_name, container.m_full_name);
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return log_types;
}
const char* LogManager::GetShortName(LogType type) const
{
return m_log[type].m_short_name;
}
const char* LogManager::GetFullName(LogType type) const
{
return m_log[type].m_full_name;
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}
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void LogManager::RegisterListener(LogListener::LISTENER id, LogListener* listener)
{
m_listeners[id] = listener;
}
void LogManager::EnableListener(LogListener::LISTENER id, bool enable)
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{
m_listener_ids[id] = enable;
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}
bool LogManager::IsListenerEnabled(LogListener::LISTENER id) const
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{
return m_listener_ids[id];
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}
// Singleton. Ugh.
static LogManager* s_log_manager;
LogManager* LogManager::GetInstance()
{
return s_log_manager;
}
void LogManager::Init()
{
s_log_manager = new LogManager();
}
void LogManager::Shutdown()
{
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if (s_log_manager)
s_log_manager->SaveSettings();
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delete s_log_manager;
s_log_manager = nullptr;
}
} // namespace Common::Log