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common: logging: Restructure backend code

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This commit is contained in:
Morph 2023-06-24 02:27:24 +03:00 committed by GPUCode
parent b559c078bc
commit b57773b1cf
9 changed files with 310 additions and 285 deletions
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2
src/citra_qt/configuration/configure_debug.cpp
View File

@ -9,7 +9,7 @@
#include "citra_qt/debugger/console.h"
#include "citra_qt/uisettings.h"
#include "common/file_util.h"
#include "common/logging/log.h"
#include "common/logging/backend.h"
#include "common/settings.h"
#include "core/core.h"
#include "ui_configure_debug.h"

1
src/common/CMakeLists.txt
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@ -86,6 +86,7 @@ add_library(citra_common STATIC
logging/log.h
logging/text_formatter.cpp
logging/text_formatter.h
logging/types.h
math_util.h
memory_detect.cpp
memory_detect.h

128
src/common/logging/backend.cpp
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@ -15,7 +15,6 @@
#else
#define _SH_DENYWR 0
#endif
#include "common/assert.h"
#include "common/file_util.h"
#include "common/logging/backend.h"
#include "common/logging/log.h"
@ -25,10 +24,6 @@
namespace Common::Log {
Filter filter;
void SetGlobalFilter(const Filter& f) {
filter = f;
}
/**
* Static state as a singleton.
*/
@ -64,6 +59,14 @@ public:
});
}
const Filter& GetGlobalFilter() const {
return filter;
}
void SetGlobalFilter(const Filter& f) {
filter = f;
}
Backend* GetBackend(std::string_view backend_name) {
const auto it =
std::find_if(backends.begin(), backends.end(),
@ -182,119 +185,16 @@ void FileBackend::Write(const Entry& entry) {
}
}
DebuggerBackend::~DebuggerBackend() = default;
void DebuggerBackend::Write(const Entry& entry) {
#ifdef _WIN32
::OutputDebugStringW(Common::UTF8ToUTF16W(FormatLogMessage(entry).append(1, '\n')).c_str());
#endif
}
/// Macro listing all log classes. Code should define CLS and SUB as desired before invoking this.
#define ALL_LOG_CLASSES() \
CLS(Log) \
CLS(Common) \
SUB(Common, Filesystem) \
SUB(Common, Memory) \
CLS(Core) \
SUB(Core, ARM11) \
SUB(Core, Timing) \
SUB(Core, Cheats) \
CLS(Config) \
CLS(Debug) \
SUB(Debug, Emulated) \
SUB(Debug, GPU) \
SUB(Debug, Breakpoint) \
SUB(Debug, GDBStub) \
CLS(Kernel) \
SUB(Kernel, SVC) \
CLS(Applet) \
SUB(Applet, SWKBD) \
CLS(Service) \
SUB(Service, SRV) \
SUB(Service, FRD) \
SUB(Service, FS) \
SUB(Service, ERR) \
SUB(Service, APT) \
SUB(Service, BOSS) \
SUB(Service, GSP) \
SUB(Service, AC) \
SUB(Service, AM) \
SUB(Service, PTM) \
SUB(Service, LDR) \
SUB(Service, MIC) \
SUB(Service, NDM) \
SUB(Service, NFC) \
SUB(Service, NIM) \
SUB(Service, NS) \
SUB(Service, NWM) \
SUB(Service, CAM) \
SUB(Service, CECD) \
SUB(Service, CFG) \
SUB(Service, CSND) \
SUB(Service, DSP) \
SUB(Service, DLP) \
SUB(Service, HID) \
SUB(Service, HTTP) \
SUB(Service, SOC) \
SUB(Service, IR) \
SUB(Service, Y2R) \
SUB(Service, PS) \
SUB(Service, PLGLDR) \
CLS(HW) \
SUB(HW, Memory) \
SUB(HW, LCD) \
SUB(HW, GPU) \
SUB(HW, AES) \
CLS(Frontend) \
CLS(Render) \
SUB(Render, Software) \
SUB(Render, OpenGL) \
SUB(Render, Vulkan) \
CLS(Audio) \
SUB(Audio, DSP) \
SUB(Audio, Sink) \
CLS(Input) \
CLS(Network) \
CLS(Movie) \
CLS(Loader) \
CLS(WebService) \
CLS(RPC_Server)
// GetClassName is a macro defined by Windows.h, grrr...
const char* GetLogClassName(Class log_class) {
switch (log_class) {
#define CLS(x) \
case Class::x: \
return #x;
#define SUB(x, y) \
case Class::x##_##y: \
return #x "." #y;
ALL_LOG_CLASSES()
#undef CLS
#undef SUB
case Class::Count:
default:
break;
}
UNREACHABLE();
}
const char* GetLevelName(Level log_level) {
#define LVL(x) \
case Level::x: \
return #x
switch (log_level) {
LVL(Trace);
LVL(Debug);
LVL(Info);
LVL(Warning);
LVL(Error);
LVL(Critical);
case Level::Count:
default:
break;
}
#undef LVL
UNREACHABLE();
void SetGlobalFilter(const Filter& filter) {
Impl::Instance().SetGlobalFilter(filter);
}
void AddBackend(std::unique_ptr<Backend> backend) {
@ -313,6 +213,10 @@ void FmtLogMessageImpl(Class log_class, Level log_level, const char* filename,
unsigned int line_num, const char* function, const char* format,
const fmt::format_args& args) {
auto& instance = Impl::Instance();
const auto& filter = instance.GetGlobalFilter();
if (!filter.CheckMessage(log_class, log_level))
return;
instance.PushEntry(log_class, log_level, filename, line_num, function,
fmt::vformat(format, args));
}

29
src/common/logging/backend.h
View File

@ -4,7 +4,6 @@
#pragma once
#include <chrono>
#include <memory>
#include <string>
#include <string_view>
@ -17,21 +16,6 @@ class IOFile;
namespace Common::Log {
/**
* A log entry. Log entries are store in a structured format to permit more varied output
* formatting on different frontends, as well as facilitating filtering and aggregation.
*/
struct Entry {
std::chrono::microseconds timestamp;
Class log_class{};
Level log_level{};
const char* filename = nullptr;
unsigned int line_num = 0;
std::string function;
std::string message;
bool final_entry = false;
};
/**
* Interface for logging backends. As loggers can be created and removed at runtime, this can be
* used by a frontend for adding a custom logging backend as needed
@ -147,14 +131,9 @@ void RemoveBackend(std::string_view backend_name);
Backend* GetBackend(std::string_view backend_name);
/**
* Returns the name of the passed log class as a C-string. Subclasses are separated by periods
* instead of underscores as in the enumeration.
* The global filter will prevent any messages from even being processed if they are filtered. Each
* backend can have a filter, but if the level is lower than the global filter, the backend will
* never get the message
*/
const char* GetLogClassName(Class log_class);
/**
* Returns the name of the passed log level as a C-string.
*/
const char* GetLevelName(Level log_level);
void SetGlobalFilter(const Filter& filter);
} // namespace Common::Log

112
src/common/logging/filter.cpp
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@ -3,7 +3,6 @@
// Refer to the license.txt file included.
#include <algorithm>
#include "common/logging/backend.h"
#include "common/logging/filter.h"
#include "common/string_util.h"
@ -22,7 +21,7 @@ Level GetLevelByName(const It begin, const It end) {
template <typename It>
Class GetClassByName(const It begin, const It end) {
for (ClassType i = 0; i < static_cast<ClassType>(Class::Count); ++i) {
for (u8 i = 0; i < static_cast<u8>(Class::Count); ++i) {
const char* level_name = GetLogClassName(static_cast<Class>(i));
if (Common::ComparePartialString(begin, end, level_name)) {
return static_cast<Class>(i);
@ -62,6 +61,115 @@ bool ParseFilterRule(Filter& instance, Iterator begin, Iterator end) {
}
} // Anonymous namespace
/// Macro listing all log classes. Code should define CLS and SUB as desired before invoking this.
#define ALL_LOG_CLASSES() \
CLS(Log) \
CLS(Common) \
SUB(Common, Filesystem) \
SUB(Common, Memory) \
CLS(Core) \
SUB(Core, ARM11) \
SUB(Core, Timing) \
SUB(Core, Cheats) \
CLS(Config) \
CLS(Debug) \
SUB(Debug, Emulated) \
SUB(Debug, GPU) \
SUB(Debug, Breakpoint) \
SUB(Debug, GDBStub) \
CLS(Kernel) \
SUB(Kernel, SVC) \
CLS(Applet) \
SUB(Applet, SWKBD) \
CLS(Service) \
SUB(Service, SRV) \
SUB(Service, FRD) \
SUB(Service, FS) \
SUB(Service, ERR) \
SUB(Service, APT) \
SUB(Service, BOSS) \
SUB(Service, GSP) \
SUB(Service, AC) \
SUB(Service, AM) \
SUB(Service, PTM) \
SUB(Service, LDR) \
SUB(Service, MIC) \
SUB(Service, NDM) \
SUB(Service, NFC) \
SUB(Service, NIM) \
SUB(Service, NS) \
SUB(Service, NWM) \
SUB(Service, CAM) \
SUB(Service, CECD) \
SUB(Service, CFG) \
SUB(Service, CSND) \
SUB(Service, DSP) \
SUB(Service, DLP) \
SUB(Service, HID) \
SUB(Service, HTTP) \
SUB(Service, SOC) \
SUB(Service, IR) \
SUB(Service, Y2R) \
SUB(Service, PS) \
SUB(Service, PLGLDR) \
CLS(HW) \
SUB(HW, Memory) \
SUB(HW, LCD) \
SUB(HW, GPU) \
SUB(HW, AES) \
CLS(Frontend) \
CLS(Render) \
SUB(Render, Software) \
SUB(Render, OpenGL) \
SUB(Render, Vulkan) \
CLS(Audio) \
SUB(Audio, DSP) \
SUB(Audio, Sink) \
CLS(Input) \
CLS(Network) \
CLS(Movie) \
CLS(Loader) \
CLS(WebService) \
CLS(RPC_Server)
// GetClassName is a macro defined by Windows.h, grrr...
const char* GetLogClassName(Class log_class) {
switch (log_class) {
#define CLS(x) \
case Class::x: \
return #x;
#define SUB(x, y) \
case Class::x##_##y: \
return #x "." #y;
ALL_LOG_CLASSES()
#undef CLS
#undef SUB
case Class::Count:
default:
break;
}
UNREACHABLE();
}
const char* GetLevelName(Level log_level) {
#define LVL(x) \
case Level::x: \
return #x
switch (log_level) {
LVL(Trace);
LVL(Debug);
LVL(Info);
LVL(Warning);
LVL(Error);
LVL(Critical);
case Level::Count:
default:
break;
}
#undef LVL
UNREACHABLE();
}
Filter::Filter(Level default_level) {
ResetAll(default_level);
}

55
src/common/logging/filter.h
View File

@ -7,6 +7,57 @@
#include <array>
#include <cstddef>
#include <string_view>
#include "common/logging/log.h"
#include "common/logging/types.h"
namespace Common::Log {} // namespace Common::Log
namespace Common::Log {
/**
* Returns the name of the passed log class as a C-string. Subclasses are separated by periods
* instead of underscores as in the enumeration.
*/
const char* GetLogClassName(Class log_class);
/**
* Returns the name of the passed log level as a C-string.
*/
const char* GetLevelName(Level log_level);
/**
* Implements a log message filter which allows different log classes to have different minimum
* severity levels. The filter can be changed at runtime and can be parsed from a string to allow
* editing via the interface or loading from a configuration file.
*/
class Filter {
public:
/// Initializes the filter with all classes having `default_level` as the minimum level.
explicit Filter(Level default_level = Level::Info);
/// Resets the filter so that all classes have `level` as the minimum displayed level.
void ResetAll(Level level);
/// Sets the minimum level of `log_class` (and not of its subclasses) to `level`.
void SetClassLevel(Class log_class, Level level);
/**
* Parses a filter string and applies it to this filter.
*
* A filter string consists of a space-separated list of filter rules, each of the format
* `<class>:<level>`. `<class>` is a log class name, with subclasses separated using periods.
* `*` is allowed as a class name and will reset all filters to the specified level. `<level>`
* a severity level name which will be set as the minimum logging level of the matched classes.
* Rules are applied left to right, with each rule overriding previous ones in the sequence.
*
* A few examples of filter rules:
* - `*:Info` -- Resets the level of all classes to Info.
* - `Service:Info` -- Sets the level of Service to Info.
* - `Service.FS:Trace` -- Sets the level of the Service.FS class to Trace.
*/
void ParseFilterString(std::string_view filter_view);
/// Matches class/level combination against the filter, returning true if it passed.
bool CheckMessage(Class log_class, Level level) const;
private:
std::array<Level, static_cast<std::size_t>(Class::Count)> class_levels;
};
} // namespace Common::Log

143
src/common/logging/log.h
View File

@ -6,8 +6,8 @@
#include <algorithm>
#include <array>
#include "common/common_types.h"
#include "common/logging/formatter.h"
#include "common/logging/types.h"
namespace Common::Log {
@ -20,144 +20,6 @@ constexpr const char* TrimSourcePath(std::string_view source) {
return source.data() + idx;
}
/// Specifies the severity or level of detail of the log message.
enum class Level : u8 {
Trace, ///< Extremely detailed and repetitive debugging information that is likely to
///< pollute logs.
Debug, ///< Less detailed debugging information.
Info, ///< Status information from important points during execution.
Warning, ///< Minor or potential problems found during execution of a task.
Error, ///< Major problems found during execution of a task that prevent it from being
///< completed.
Critical, ///< Major problems during execution that threaten the stability of the entire
///< application.
Count ///< Total number of logging levels
};
typedef u8 ClassType;
/**
* Specifies the sub-system that generated the log message.
*
* @note If you add a new entry here, also add a corresponding one to `ALL_LOG_CLASSES` in
* backend.cpp.
*/
enum class Class : ClassType {
Log, ///< Messages about the log system itself
Common, ///< Library routines
Common_Filesystem, ///< Filesystem interface library
Common_Memory, ///< Memory mapping and management functions
Core, ///< LLE emulation core
Core_ARM11, ///< ARM11 CPU core
Core_Timing, ///< CoreTiming functions
Core_Cheats, ///< Cheat functions
Config, ///< Emulator configuration (including commandline)
Debug, ///< Debugging tools
Debug_Emulated, ///< Debug messages from the emulated programs
Debug_GPU, ///< GPU debugging tools
Debug_Breakpoint, ///< Logging breakpoints and watchpoints
Debug_GDBStub, ///< GDB Stub
Kernel, ///< The HLE implementation of the CTR kernel
Kernel_SVC, ///< Kernel system calls
Applet, ///< HLE implementation of system applets. Each applet
///< should have its own subclass.
Applet_SWKBD, ///< The Software Keyboard applet
Service, ///< HLE implementation of system services. Each major service
///< should have its own subclass.
Service_SRV, ///< The SRV (Service Directory) implementation
Service_FRD, ///< The FRD (Friends) service
Service_FS, ///< The FS (Filesystem) service implementation
Service_ERR, ///< The ERR (Error) port implementation
Service_APT, ///< The APT (Applets) service
Service_BOSS, ///< The BOSS (SpotPass) service
Service_GSP, ///< The GSP (GPU control) service
Service_AC, ///< The AC (WiFi status) service
Service_AM, ///< The AM (Application manager) service
Service_PTM, ///< The PTM (Power status & misc.) service
Service_LDR, ///< The LDR (3ds dll loader) service
Service_MIC, ///< The MIC (Microphone) service
Service_NDM, ///< The NDM (Network daemon manager) service
Service_NFC, ///< The NFC service
Service_NIM, ///< The NIM (Network interface manager) service
Service_NS, ///< The NS (Nintendo User Interface Shell) service
Service_NWM, ///< The NWM (Network wlan manager) service
Service_CAM, ///< The CAM (Camera) service
Service_CECD, ///< The CECD (StreetPass) service
Service_CFG, ///< The CFG (Configuration) service
Service_CSND, ///< The CSND (CWAV format process) service
Service_DSP, ///< The DSP (DSP control) service
Service_DLP, ///< The DLP (Download Play) service
Service_HID, ///< The HID (Human interface device) service
Service_HTTP, ///< The HTTP service
Service_SOC, ///< The SOC (Socket) service
Service_IR, ///< The IR service
Service_Y2R, ///< The Y2R (YUV to RGB conversion) service
Service_PS, ///< The PS (Process) service
Service_PLGLDR, ///< The PLGLDR (plugin loader) service
HW, ///< Low-level hardware emulation
HW_Memory, ///< Memory-map and address translation
HW_LCD, ///< LCD register emulation
HW_GPU, ///< GPU control emulation
HW_AES, ///< AES engine emulation
Frontend, ///< Emulator UI
Render, ///< Emulator video output and hardware acceleration
Render_Software, ///< Software renderer backend
Render_OpenGL, ///< OpenGL backend
Render_Vulkan, ///< Vulkan backend
Audio, ///< Audio emulation
Audio_DSP, ///< The HLE and LLE implementations of the DSP
Audio_Sink, ///< Emulator audio output backend
Loader, ///< ROM loader
Input, ///< Input emulation
Network, ///< Network emulation
Movie, ///< Movie (Input Recording) Playback
WebService, ///< Interface to Citra Web Services
RPC_Server, ///< RPC server
Count ///< Total number of logging classes
};
/**
* Implements a log message filter which allows different log classes to have different minimum
* severity levels. The filter can be changed at runtime and can be parsed from a string to allow
* editing via the interface or loading from a configuration file.
*/
class Filter {
public:
/// Initializes the filter with all classes having `default_level` as the minimum level.
explicit Filter(Level default_level = Level::Info);
/// Resets the filter so that all classes have `level` as the minimum displayed level.
void ResetAll(Level level);
/// Sets the minimum level of `log_class` (and not of its subclasses) to `level`.
void SetClassLevel(Class log_class, Level level);
/**
* Parses a filter string and applies it to this filter.
*
* A filter string consists of a space-separated list of filter rules, each of the format
* `<class>:<level>`. `<class>` is a log class name, with subclasses separated using periods.
* `*` is allowed as a class name and will reset all filters to the specified level. `<level>`
* a severity level name which will be set as the minimum logging level of the matched classes.
* Rules are applied left to right, with each rule overriding previous ones in the sequence.
*
* A few examples of filter rules:
* - `*:Info` -- Resets the level of all classes to Info.
* - `Service:Info` -- Sets the level of Service to Info.
* - `Service.FS:Trace` -- Sets the level of the Service.FS class to Trace.
*/
void ParseFilterString(std::string_view filter_view);
/// Matches class/level combination against the filter, returning true if it passed.
bool CheckMessage(Class log_class, Level level) const;
private:
std::array<Level, static_cast<std::size_t>(Class::Count)> class_levels;
};
extern Filter filter;
void SetGlobalFilter(const Filter& f);
/// Logs a message to the global logger, using fmt
void FmtLogMessageImpl(Class log_class, Level log_level, const char* filename,
unsigned int line_num, const char* function, const char* format,
@ -166,9 +28,6 @@ void FmtLogMessageImpl(Class log_class, Level log_level, const char* filename,
template <typename... Args>
void FmtLogMessage(Class log_class, Level log_level, const char* filename, unsigned int line_num,
const char* function, const char* format, const Args&... args) {
if (!filter.CheckMessage(log_class, log_level))
return;
FmtLogMessageImpl(log_class, log_level, filename, line_num, function, format,
fmt::make_format_args(args...));
}

2
src/common/logging/text_formatter.cpp
View File

@ -13,7 +13,7 @@
#include "common/assert.h"
#include "common/common_funcs.h"
#include "common/logging/backend.h"
#include "common/logging/filter.h"
#include "common/logging/log.h"
#include "common/logging/text_formatter.h"
#include "common/string_util.h"

123
src/common/logging/types.h Normal file
View File

@ -0,0 +1,123 @@
// Copyright 2023 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <chrono>
#include "common/common_types.h"
namespace Common::Log {
/// Specifies the severity or level of detail of the log message.
enum class Level : u8 {
Trace, ///< Extremely detailed and repetitive debugging information that is likely to
///< pollute logs.
Debug, ///< Less detailed debugging information.
Info, ///< Status information from important points during execution.
Warning, ///< Minor or potential problems found during execution of a task.
Error, ///< Major problems found during execution of a task that prevent it from being
///< completed.
Critical, ///< Major problems during execution that threaten the stability of the entire
///< application.
Count ///< Total number of logging levels
};
/**
* Specifies the sub-system that generated the log message.
*
* @note If you add a new entry here, also add a corresponding one to `ALL_LOG_CLASSES` in
* backend.cpp.
*/
enum class Class : u8 {
Log, ///< Messages about the log system itself
Common, ///< Library routines
Common_Filesystem, ///< Filesystem interface library
Common_Memory, ///< Memory mapping and management functions
Core, ///< LLE emulation core
Core_ARM11, ///< ARM11 CPU core
Core_Timing, ///< CoreTiming functions
Core_Cheats, ///< Cheat functions
Config, ///< Emulator configuration (including commandline)
Debug, ///< Debugging tools
Debug_Emulated, ///< Debug messages from the emulated programs
Debug_GPU, ///< GPU debugging tools
Debug_Breakpoint, ///< Logging breakpoints and watchpoints
Debug_GDBStub, ///< GDB Stub
Kernel, ///< The HLE implementation of the CTR kernel
Kernel_SVC, ///< Kernel system calls
Applet, ///< HLE implementation of system applets. Each applet
///< should have its own subclass.
Applet_SWKBD, ///< The Software Keyboard applet
Service, ///< HLE implementation of system services. Each major service
///< should have its own subclass.
Service_SRV, ///< The SRV (Service Directory) implementation
Service_FRD, ///< The FRD (Friends) service
Service_FS, ///< The FS (Filesystem) service implementation
Service_ERR, ///< The ERR (Error) port implementation
Service_APT, ///< The APT (Applets) service
Service_BOSS, ///< The BOSS (SpotPass) service
Service_GSP, ///< The GSP (GPU control) service
Service_AC, ///< The AC (WiFi status) service
Service_AM, ///< The AM (Application manager) service
Service_PTM, ///< The PTM (Power status & misc.) service
Service_LDR, ///< The LDR (3ds dll loader) service
Service_MIC, ///< The MIC (Microphone) service
Service_NDM, ///< The NDM (Network daemon manager) service
Service_NFC, ///< The NFC service
Service_NIM, ///< The NIM (Network interface manager) service
Service_NS, ///< The NS (Nintendo User Interface Shell) service
Service_NWM, ///< The NWM (Network wlan manager) service
Service_CAM, ///< The CAM (Camera) service
Service_CECD, ///< The CECD (StreetPass) service
Service_CFG, ///< The CFG (Configuration) service
Service_CSND, ///< The CSND (CWAV format process) service
Service_DSP, ///< The DSP (DSP control) service
Service_DLP, ///< The DLP (Download Play) service
Service_HID, ///< The HID (Human interface device) service
Service_HTTP, ///< The HTTP service
Service_SOC, ///< The SOC (Socket) service
Service_IR, ///< The IR service
Service_Y2R, ///< The Y2R (YUV to RGB conversion) service
Service_PS, ///< The PS (Process) service
Service_PLGLDR, ///< The PLGLDR (plugin loader) service
HW, ///< Low-level hardware emulation
HW_Memory, ///< Memory-map and address translation
HW_LCD, ///< LCD register emulation
HW_GPU, ///< GPU control emulation
HW_AES, ///< AES engine emulation
Frontend, ///< Emulator UI
Render, ///< Emulator video output and hardware acceleration
Render_Software, ///< Software renderer backend
Render_OpenGL, ///< OpenGL backend
Render_Vulkan, ///< Vulkan backend
Audio, ///< Audio emulation
Audio_DSP, ///< The HLE and LLE implementations of the DSP
Audio_Sink, ///< Emulator audio output backend
Loader, ///< ROM loader
Input, ///< Input emulation
Network, ///< Network emulation
Movie, ///< Movie (Input Recording) Playback
WebService, ///< Interface to Citra Web Services
RPC_Server, ///< RPC server
Count ///< Total number of logging classes
};
/**
* A log entry. Log entries are store in a structured format to permit more varied output
* formatting on different frontends, as well as facilitating filtering and aggregation.
*/
struct Entry {
std::chrono::microseconds timestamp;
Class log_class{};
Level log_level{};
const char* filename = nullptr;
unsigned int line_num = 0;
std::string function;
std::string message;
bool final_entry = false;
};
} // namespace Common::Log