rpcs3/Utilities/Log.h

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C
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#pragma once
#include "Utilities/MTRingbuffer.h"
//#define BUFFERED_LOGGING 1
//first parameter is of type Log::LogType and text is of type std::string
#define LOG_SUCCESS(logType, text, ...) log_message(logType, Log::Success, text, ##__VA_ARGS__)
#define LOG_NOTICE(logType, text, ...) log_message(logType, Log::Notice, text, ##__VA_ARGS__)
#define LOG_WARNING(logType, text, ...) log_message(logType, Log::Warning, text, ##__VA_ARGS__)
#define LOG_ERROR(logType, text, ...) log_message(logType, Log::Error, text, ##__VA_ARGS__)
namespace Log
{
const unsigned int MAX_LOG_BUFFER_LENGTH = 1024*1024;
const unsigned int gBuffSize = 1000;
enum LogType : u32
{
GENERAL = 0,
LOADER,
MEMORY,
RSX,
HLE,
PPU,
SPU,
ARMv7,
TTY,
};
struct LogTypeName
{
LogType mType;
std::string mName;
};
//well I'd love make_array() but alas manually counting is not the end of the world
static const std::array<LogTypeName, 9> gTypeNameTable = { {
{ GENERAL, "G: " },
{ LOADER, "LDR: " },
{ MEMORY, "MEM: " },
{ RSX, "RSX: " },
{ HLE, "HLE: " },
{ PPU, "PPU: " },
{ SPU, "SPU: " },
{ ARMv7, "ARM: " },
{ TTY, "TTY: " }
} };
enum LogSeverity : u32
{
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Notice = 0,
Warning,
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Success,
Error,
};
struct LogMessage
{
using size_type = u32;
LogType mType;
LogSeverity mServerity;
std::string mText;
u32 size() const;
void serialize(char *output) const;
static LogMessage deserialize(char *input, u32* size_out=nullptr);
};
struct LogListener
{
virtual ~LogListener() {};
virtual void log(const LogMessage &msg) = 0;
};
struct LogChannel
{
LogChannel();
LogChannel(const std::string& name);
LogChannel(LogChannel& other) = delete;
LogChannel& operator = (LogChannel& other) = delete;
void log(const LogMessage &msg);
void addListener(std::shared_ptr<LogListener> listener);
void removeListener(std::shared_ptr<LogListener> listener);
std::string name;
private:
bool mEnabled;
LogSeverity mLogLevel;
std::mutex mListenerLock;
std::set<std::shared_ptr<LogListener>> mListeners;
};
struct LogManager
{
LogManager();
~LogManager();
static LogManager& getInstance();
LogChannel& getChannel(LogType type);
void log(LogMessage msg);
void addListener(std::shared_ptr<LogListener> listener);
void removeListener(std::shared_ptr<LogListener> listener);
#ifdef BUFFERED_LOGGING
void consumeLog();
#endif
private:
#ifdef BUFFERED_LOGGING
MTRingbuffer<char, MAX_LOG_BUFFER_LENGTH> mBuffer;
std::condition_variable mBufferReady;
std::mutex mStatusMut;
std::atomic<bool> mExiting;
std::thread mLogConsumer;
#endif
std::array<LogChannel, std::tuple_size<decltype(gTypeNameTable)>::value> mChannels;
//std::array<LogChannel,gTypeNameTable.size()> mChannels; //TODO: use this once Microsoft sorts their shit out
};
}
static struct { inline operator Log::LogType() { return Log::LogType::GENERAL; } } GENERAL;
static struct { inline operator Log::LogType() { return Log::LogType::LOADER; } } LOADER;
static struct { inline operator Log::LogType() { return Log::LogType::MEMORY; } } MEMORY;
static struct { inline operator Log::LogType() { return Log::LogType::RSX; } } RSX;
static struct { inline operator Log::LogType() { return Log::LogType::HLE; } } HLE;
static struct { inline operator Log::LogType() { return Log::LogType::PPU; } } PPU;
static struct { inline operator Log::LogType() { return Log::LogType::SPU; } } SPU;
static struct { inline operator Log::LogType() { return Log::LogType::ARMv7; } } ARMv7;
static struct { inline operator Log::LogType() { return Log::LogType::TTY; } } TTY;
void log_message(Log::LogType type, Log::LogSeverity sev, const char* text);
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void log_message(Log::LogType type, Log::LogSeverity sev, std::string text);
template<typename... Targs>
__noinline void log_message(Log::LogType type, Log::LogSeverity sev, const char* fmt, Targs... args)
{
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log_message(type, sev, fmt::Format(fmt, fmt::do_unveil(args)...));
}