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Merge pull request #2716 from yuriks/decentralized-result 

Decentralize ResultCode
master
bunnei 2017-05-26 11:59:57 +07:00 committed by GitHub
parent bae3799bd5 a5810d61da
commit 61decd84cc
33 changed files with 385 additions and 300 deletions
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65
src/common/bit_field.h
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@ -108,7 +108,7 @@
* symptoms.
*/
#pragma pack(1)
template <std::size_t position, std::size_t bits, typename T>
template <std::size_t Position, std::size_t Bits, typename T>
struct BitField {
private:
// We hide the copy assigment operator here, because the default copy
@ -117,7 +117,45 @@ private:
// We don't delete it because we want BitField to be trivially copyable.
BitField& operator=(const BitField&) = default;
// StorageType is T for non-enum types and the underlying type of T if
// T is an enumeration. Note that T is wrapped within an enable_if in the
// former case to workaround compile errors which arise when using
// std::underlying_type<T>::type directly.
using StorageType = typename std::conditional_t<std::is_enum<T>::value, std::underlying_type<T>,
std::enable_if<true, T>>::type;
// Unsigned version of StorageType
using StorageTypeU = std::make_unsigned_t<StorageType>;
public:
/// Constants to allow limited introspection of fields if needed
static constexpr size_t position = Position;
static constexpr size_t bits = Bits;
static constexpr StorageType mask = (((StorageTypeU)~0) >> (8 * sizeof(T) - bits)) << position;
/**
* Formats a value by masking and shifting it according to the field parameters. A value
* containing several bitfields can be assembled by formatting each of their values and ORing
* the results together.
*/
static constexpr FORCE_INLINE StorageType FormatValue(const T& value) {
return ((StorageType)value << position) & mask;
}
/**
* Extracts a value from the passed storage. In most situations prefer use the member functions
* (such as Value() or operator T), but this can be used to extract a value from a bitfield
* union in a constexpr context.
*/
static constexpr FORCE_INLINE T ExtractValue(const StorageType& storage) {
if (std::numeric_limits<T>::is_signed) {
std::size_t shift = 8 * sizeof(T) - bits;
return (T)((storage << (shift - position)) >> shift);
} else {
return (T)((storage & mask) >> position);
}
}
// This constructor and assignment operator might be considered ambiguous:
// Would they initialize the storage or just the bitfield?
// Hence, delete them. Use the Assign method to set bitfield values!
@ -126,23 +164,18 @@ public:
// Force default constructor to be created
// so that we can use this within unions
BitField() = default;
constexpr BitField() = default;
FORCE_INLINE operator T() const {
return Value();
}
FORCE_INLINE void Assign(const T& value) {
storage = (storage & ~GetMask()) | (((StorageType)value << position) & GetMask());
storage = (storage & ~mask) | FormatValue(value);
}
FORCE_INLINE T Value() const {
if (std::numeric_limits<T>::is_signed) {
std::size_t shift = 8 * sizeof(T) - bits;
return (T)((storage << (shift - position)) >> shift);
} else {
return (T)((storage & GetMask()) >> position);
}
return ExtractValue(storage);
}
// TODO: we may want to change this to explicit operator bool() if it's bug-free in VS2015
@ -151,20 +184,6 @@ public:
}
private:
// StorageType is T for non-enum types and the underlying type of T if
// T is an enumeration. Note that T is wrapped within an enable_if in the
// former case to workaround compile errors which arise when using
// std::underlying_type<T>::type directly.
typedef typename std::conditional<std::is_enum<T>::value, std::underlying_type<T>,
std::enable_if<true, T>>::type::type StorageType;
// Unsigned version of StorageType
typedef typename std::make_unsigned<StorageType>::type StorageTypeU;
FORCE_INLINE StorageType GetMask() const {
return (((StorageTypeU)~0) >> (8 * sizeof(T) - bits)) << position;
}
StorageType storage;
static_assert(bits + position <= 8 * sizeof(T), "Bitfield out of range");

1
src/core/CMakeLists.txt
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@ -231,6 +231,7 @@ set(HEADERS
hle/kernel/address_arbiter.h
hle/kernel/client_port.h
hle/kernel/client_session.h
hle/kernel/errors.h
hle/kernel/event.h
hle/kernel/kernel.h
hle/kernel/memory.h

12
src/core/file_sys/archive_extsavedata.cpp
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@ -38,8 +38,7 @@ public:
ResultVal<size_t> Write(u64 offset, size_t length, bool flush,
const u8* buffer) const override {
if (offset > size) {
return ResultCode(ErrorDescription::FS_WriteBeyondEnd, ErrorModule::FS,
ErrorSummary::InvalidArgument, ErrorLevel::Usage);
return ERR_WRITE_BEYOND_END;
} else if (offset == size) {
return MakeResult<size_t>(0);
}
@ -191,11 +190,9 @@ ResultVal<std::unique_ptr<ArchiveBackend>> ArchiveFactory_ExtSaveData::Open(cons
// TODO(Subv): Verify the archive behavior of SharedExtSaveData compared to ExtSaveData.
// ExtSaveData seems to return FS_NotFound (120) when the archive doesn't exist.
if (!shared) {
return ResultCode(ErrorDescription::FS_NotFound, ErrorModule::FS,
ErrorSummary::InvalidState, ErrorLevel::Status);
return ERR_NOT_FOUND_INVALID_STATE;
} else {
return ResultCode(ErrorDescription::FS_NotFormatted, ErrorModule::FS,
ErrorSummary::InvalidState, ErrorLevel::Status);
return ERR_NOT_FORMATTED;
}
}
auto archive = std::make_unique<ExtSaveDataArchive>(fullpath);
@ -230,8 +227,7 @@ ResultVal<ArchiveFormatInfo> ArchiveFactory_ExtSaveData::GetFormatInfo(const Pat
if (!file.IsOpen()) {
LOG_ERROR(Service_FS, "Could not open metadata information for archive");
// TODO(Subv): Verify error code
return ResultCode(ErrorDescription::FS_NotFormatted, ErrorModule::FS,
ErrorSummary::InvalidState, ErrorLevel::Status);
return ERR_NOT_FORMATTED;
}
ArchiveFormatInfo info = {};

7
src/core/file_sys/archive_source_sd_savedata.cpp
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@ -6,6 +6,7 @@
#include "common/logging/log.h"
#include "common/string_util.h"
#include "core/file_sys/archive_source_sd_savedata.h"
#include "core/file_sys/errors.h"
#include "core/file_sys/savedata_archive.h"
#include "core/hle/service/fs/archive.h"
@ -49,8 +50,7 @@ ResultVal<std::unique_ptr<ArchiveBackend>> ArchiveSource_SDSaveData::Open(u64 pr
// save file/directory structure expected by the game has not yet been initialized.
// Returning the NotFormatted error code will signal the game to provision the SaveData
// archive with the files and folders that it expects.
return ResultCode(ErrorDescription::FS_NotFormatted, ErrorModule::FS,
ErrorSummary::InvalidState, ErrorLevel::Status);
return ERR_NOT_FORMATTED;
}
auto archive = std::make_unique<SaveDataArchive>(std::move(concrete_mount_point));
@ -81,8 +81,7 @@ ResultVal<ArchiveFormatInfo> ArchiveSource_SDSaveData::GetFormatInfo(u64 program
if (!file.IsOpen()) {
LOG_ERROR(Service_FS, "Could not open metadata information for archive");
// TODO(Subv): Verify error code
return ResultCode(ErrorDescription::FS_NotFormatted, ErrorModule::FS,
ErrorSummary::InvalidState, ErrorLevel::Status);
return ERR_NOT_FORMATTED;
}
ArchiveFormatInfo info = {};

4
src/core/file_sys/archive_systemsavedata.cpp
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@ -9,6 +9,7 @@
#include "common/file_util.h"
#include "common/string_util.h"
#include "core/file_sys/archive_systemsavedata.h"
#include "core/file_sys/errors.h"
#include "core/file_sys/savedata_archive.h"
#include "core/hle/service/fs/archive.h"
@ -53,8 +54,7 @@ ResultVal<std::unique_ptr<ArchiveBackend>> ArchiveFactory_SystemSaveData::Open(c
std::string fullpath = GetSystemSaveDataPath(base_path, path);
if (!FileUtil::Exists(fullpath)) {
// TODO(Subv): Check error code, this one is probably wrong
return ResultCode(ErrorDescription::FS_NotFormatted, ErrorModule::FS,
ErrorSummary::InvalidState, ErrorLevel::Status);
return ERR_NOT_FORMATTED;
}
auto archive = std::make_unique<SaveDataArchive>(fullpath);
return MakeResult<std::unique_ptr<ArchiveBackend>>(std::move(archive));

7
src/core/file_sys/disk_archive.cpp
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@ -9,6 +9,7 @@
#include "common/file_util.h"
#include "common/logging/log.h"
#include "core/file_sys/disk_archive.h"
#include "core/file_sys/errors.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace
@ -17,8 +18,7 @@ namespace FileSys {
ResultVal<size_t> DiskFile::Read(const u64 offset, const size_t length, u8* buffer) const {
if (!mode.read_flag)
return ResultCode(ErrorDescription::FS_InvalidOpenFlags, ErrorModule::FS,
ErrorSummary::Canceled, ErrorLevel::Status);
return ERROR_INVALID_OPEN_FLAGS;
file->Seek(offset, SEEK_SET);
return MakeResult<size_t>(file->ReadBytes(buffer, length));
@ -27,8 +27,7 @@ ResultVal<size_t> DiskFile::Read(const u64 offset, const size_t length, u8* buff
ResultVal<size_t> DiskFile::Write(const u64 offset, const size_t length, const bool flush,
const u8* buffer) const {
if (!mode.write_flag)
return ResultCode(ErrorDescription::FS_InvalidOpenFlags, ErrorModule::FS,
ErrorSummary::Canceled, ErrorLevel::Status);
return ERROR_INVALID_OPEN_FLAGS;
file->Seek(offset, SEEK_SET);
size_t written = file->WriteBytes(buffer, length);

93
src/core/file_sys/errors.h
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@ -2,52 +2,93 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include "core/hle/result.h"
namespace FileSys {
const ResultCode ERROR_INVALID_PATH(ErrorDescription::FS_InvalidPath, ErrorModule::FS,
namespace ErrCodes {
enum {
RomFSNotFound = 100,
ArchiveNotMounted = 101,
FileNotFound = 112,
PathNotFound = 113,
GameCardNotInserted = 141,
NotFound = 120,
FileAlreadyExists = 180,
DirectoryAlreadyExists = 185,
AlreadyExists = 190,
InvalidOpenFlags = 230,
DirectoryNotEmpty = 240,
NotAFile = 250,
NotFormatted = 340, ///< This is used by the FS service when creating a SaveData archive
ExeFSSectionNotFound = 567,
CommandNotAllowed = 630,
InvalidReadFlag = 700,
InvalidPath = 702,
WriteBeyondEnd = 705,
UnsupportedOpenFlags = 760,
IncorrectExeFSReadSize = 761,
UnexpectedFileOrDirectory = 770,
};
}
constexpr ResultCode ERROR_INVALID_PATH(ErrCodes::InvalidPath, ErrorModule::FS,
ErrorSummary::InvalidArgument, ErrorLevel::Usage);
const ResultCode ERROR_UNSUPPORTED_OPEN_FLAGS(ErrorDescription::FS_UnsupportedOpenFlags,
ErrorModule::FS, ErrorSummary::NotSupported,
ErrorLevel::Usage);
const ResultCode ERROR_INVALID_OPEN_FLAGS(ErrorDescription::FS_InvalidOpenFlags, ErrorModule::FS,
constexpr ResultCode ERROR_UNSUPPORTED_OPEN_FLAGS(ErrCodes::UnsupportedOpenFlags, ErrorModule::FS,
ErrorSummary::NotSupported, ErrorLevel::Usage);
constexpr ResultCode ERROR_INVALID_OPEN_FLAGS(ErrCodes::InvalidOpenFlags, ErrorModule::FS,
ErrorSummary::Canceled, ErrorLevel::Status);
const ResultCode ERROR_INVALID_READ_FLAG(ErrorDescription::FS_InvalidReadFlag, ErrorModule::FS,
constexpr ResultCode ERROR_INVALID_READ_FLAG(ErrCodes::InvalidReadFlag, ErrorModule::FS,
ErrorSummary::InvalidArgument, ErrorLevel::Usage);
const ResultCode ERROR_FILE_NOT_FOUND(ErrorDescription::FS_FileNotFound, ErrorModule::FS,
constexpr ResultCode ERROR_FILE_NOT_FOUND(ErrCodes::FileNotFound, ErrorModule::FS,
ErrorSummary::NotFound, ErrorLevel::Status);
const ResultCode ERROR_PATH_NOT_FOUND(ErrorDescription::FS_PathNotFound, ErrorModule::FS,
constexpr ResultCode ERROR_PATH_NOT_FOUND(ErrCodes::PathNotFound, ErrorModule::FS,
ErrorSummary::NotFound, ErrorLevel::Status);
const ResultCode ERROR_NOT_FOUND(ErrorDescription::FS_NotFound, ErrorModule::FS,
ErrorSummary::NotFound, ErrorLevel::Status);
const ResultCode ERROR_UNEXPECTED_FILE_OR_DIRECTORY(ErrorDescription::FS_UnexpectedFileOrDirectory,
constexpr ResultCode ERROR_NOT_FOUND(ErrCodes::NotFound, ErrorModule::FS, ErrorSummary::NotFound,
ErrorLevel::Status);
constexpr ResultCode ERROR_UNEXPECTED_FILE_OR_DIRECTORY(ErrCodes::UnexpectedFileOrDirectory,
ErrorModule::FS, ErrorSummary::NotSupported,
ErrorLevel::Usage);
const ResultCode ERROR_UNEXPECTED_FILE_OR_DIRECTORY_SDMC(ErrorDescription::FS_NotAFile,
ErrorModule::FS, ErrorSummary::Canceled,
constexpr ResultCode ERROR_UNEXPECTED_FILE_OR_DIRECTORY_SDMC(ErrCodes::NotAFile, ErrorModule::FS,
ErrorSummary::Canceled,
ErrorLevel::Status);
const ResultCode ERROR_DIRECTORY_ALREADY_EXISTS(ErrorDescription::FS_DirectoryAlreadyExists,
constexpr ResultCode ERROR_DIRECTORY_ALREADY_EXISTS(ErrCodes::DirectoryAlreadyExists,
ErrorModule::FS, ErrorSummary::NothingHappened,
ErrorLevel::Status);
const ResultCode ERROR_FILE_ALREADY_EXISTS(ErrorDescription::FS_FileAlreadyExists, ErrorModule::FS,
constexpr ResultCode ERROR_FILE_ALREADY_EXISTS(ErrCodes::FileAlreadyExists, ErrorModule::FS,
ErrorSummary::NothingHappened, ErrorLevel::Status);
const ResultCode ERROR_ALREADY_EXISTS(ErrorDescription::FS_AlreadyExists, ErrorModule::FS,
constexpr ResultCode ERROR_ALREADY_EXISTS(ErrCodes::AlreadyExists, ErrorModule::FS,
ErrorSummary::NothingHappened, ErrorLevel::Status);
const ResultCode ERROR_DIRECTORY_NOT_EMPTY(ErrorDescription::FS_DirectoryNotEmpty, ErrorModule::FS,
constexpr ResultCode ERROR_DIRECTORY_NOT_EMPTY(ErrCodes::DirectoryNotEmpty, ErrorModule::FS,
ErrorSummary::Canceled, ErrorLevel::Status);
const ResultCode ERROR_GAMECARD_NOT_INSERTED(ErrorDescription::FS_GameCardNotInserted,
ErrorModule::FS, ErrorSummary::NotFound,
ErrorLevel::Status);
const ResultCode ERROR_INCORRECT_EXEFS_READ_SIZE(ErrorDescription::FS_IncorrectExeFSReadSize,
constexpr ResultCode ERROR_GAMECARD_NOT_INSERTED(ErrCodes::GameCardNotInserted, ErrorModule::FS,
ErrorSummary::NotFound, ErrorLevel::Status);
constexpr ResultCode ERROR_INCORRECT_EXEFS_READ_SIZE(ErrCodes::IncorrectExeFSReadSize,
ErrorModule::FS, ErrorSummary::NotSupported,
ErrorLevel::Usage);
const ResultCode ERROR_ROMFS_NOT_FOUND(ErrorDescription::FS_RomFSNotFound, ErrorModule::FS,
constexpr ResultCode ERROR_ROMFS_NOT_FOUND(ErrCodes::RomFSNotFound, ErrorModule::FS,
ErrorSummary::NotFound, ErrorLevel::Status);
const ResultCode ERROR_COMMAND_NOT_ALLOWED(ErrorDescription::FS_CommandNotAllowed, ErrorModule::FS,
constexpr ResultCode ERROR_COMMAND_NOT_ALLOWED(ErrCodes::CommandNotAllowed, ErrorModule::FS,
ErrorSummary::WrongArgument, ErrorLevel::Permanent);
const ResultCode ERROR_EXEFS_SECTION_NOT_FOUND(ErrorDescription::FS_ExeFSSectionNotFound,
ErrorModule::FS, ErrorSummary::NotFound,
ErrorLevel::Status);
constexpr ResultCode ERROR_EXEFS_SECTION_NOT_FOUND(ErrCodes::ExeFSSectionNotFound, ErrorModule::FS,
ErrorSummary::NotFound, ErrorLevel::Status);
/// Returned when a function is passed an invalid archive handle.
constexpr ResultCode ERR_INVALID_ARCHIVE_HANDLE(ErrCodes::ArchiveNotMounted, ErrorModule::FS,
ErrorSummary::NotFound,
ErrorLevel::Status); // 0xC8804465
constexpr ResultCode ERR_WRITE_BEYOND_END(ErrCodes::WriteBeyondEnd, ErrorModule::FS,
ErrorSummary::InvalidArgument, ErrorLevel::Usage);
/**
* Variant of ERROR_NOT_FOUND returned in some places in the code. Unknown if these usages are
* correct or a bug.
*/
constexpr ResultCode ERR_NOT_FOUND_INVALID_STATE(ErrCodes::NotFound, ErrorModule::FS,
ErrorSummary::InvalidState, ErrorLevel::Status);
constexpr ResultCode ERR_NOT_FORMATTED(ErrCodes::NotFormatted, ErrorModule::FS,
ErrorSummary::InvalidState, ErrorLevel::Status);
} // namespace FileSys

2
src/core/hle/function_wrappers.h
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@ -53,7 +53,7 @@ void Wrap() {
FuncReturn(retval);
}
template <ResultCode func(u32*, s32, u32, u32, u32, s32)>
template <ResultCode func(u32*, u32, u32, u32, u32, s32)>
void Wrap() {
u32 param_1 = 0;
u32 retval = func(&param_1, PARAM(0), PARAM(1), PARAM(2), PARAM(3), PARAM(4)).raw;

7
src/core/hle/ipc.h
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@ -5,6 +5,7 @@
#pragma once
#include "common/common_types.h"
#include "core/hle/kernel/errors.h"
#include "core/hle/kernel/thread.h"
#include "core/memory.h"
@ -43,6 +44,12 @@ inline u32* GetStaticBuffers(const int offset = 0) {
namespace IPC {
// These errors are commonly returned by invalid IPC translations, so alias them here for
// convenience.
// TODO(yuriks): These will probably go away once translation is implemented inside the kernel.
using Kernel::ERR_INVALID_BUFFER_DESCRIPTOR;
constexpr auto ERR_INVALID_HANDLE = Kernel::ERR_INVALID_HANDLE_OS;
enum DescriptorType : u32 {
// Buffer related desciptors types (mask : 0x0F)
StaticBuffer = 0x02,

7
src/core/hle/kernel/address_arbiter.cpp
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@ -5,6 +5,7 @@
#include "common/common_types.h"
#include "common/logging/log.h"
#include "core/hle/kernel/address_arbiter.h"
#include "core/hle/kernel/errors.h"
#include "core/hle/kernel/thread.h"
#include "core/memory.h"
@ -74,8 +75,7 @@ ResultCode AddressArbiter::ArbitrateAddress(ArbitrationType type, VAddr address,
default:
LOG_ERROR(Kernel, "unknown type=%d", type);
return ResultCode(ErrorDescription::InvalidEnumValue, ErrorModule::Kernel,
ErrorSummary::WrongArgument, ErrorLevel::Usage);
return ERR_INVALID_ENUM_VALUE_FND;
}
// The calls that use a timeout seem to always return a Timeout error even if they did not put
@ -83,8 +83,7 @@ ResultCode AddressArbiter::ArbitrateAddress(ArbitrationType type, VAddr address,
if (type == ArbitrationType::WaitIfLessThanWithTimeout ||
type == ArbitrationType::DecrementAndWaitIfLessThanWithTimeout) {
return ResultCode(ErrorDescription::Timeout, ErrorModule::OS, ErrorSummary::StatusChanged,
ErrorLevel::Info);
return RESULT_TIMEOUT;
}
return RESULT_SUCCESS;
}

4
src/core/hle/kernel/client_port.cpp
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@ -5,6 +5,7 @@
#include "common/assert.h"
#include "core/hle/kernel/client_port.h"
#include "core/hle/kernel/client_session.h"
#include "core/hle/kernel/errors.h"
#include "core/hle/kernel/kernel.h"
#include "core/hle/kernel/server_port.h"
#include "core/hle/kernel/server_session.h"
@ -19,8 +20,7 @@ ResultVal<SharedPtr<ClientSession>> ClientPort::Connect() {
// AcceptSession before returning from this call.
if (active_sessions >= max_sessions) {
return ResultCode(ErrorDescription::MaxConnectionsReached, ErrorModule::OS,
ErrorSummary::WouldBlock, ErrorLevel::Temporary);
return ERR_MAX_CONNECTIONS_REACHED;
}
active_sessions++;

3
src/core/hle/kernel/client_session.cpp
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@ -30,8 +30,7 @@ ResultCode ClientSession::SendSyncRequest() {
if (parent->server)
return parent->server->HandleSyncRequest();
return ResultCode(ErrorDescription::SessionClosedByRemote, ErrorModule::OS,
ErrorSummary::Canceled, ErrorLevel::Status);
return ERR_SESSION_CLOSED_BY_REMOTE;
}
} // namespace

98
src/core/hle/kernel/errors.h
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@ -0,0 +1,98 @@
// Copyright 2017 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include "core/hle/result.h"
namespace Kernel {
namespace ErrCodes {
enum {
OutOfHandles = 19,
SessionClosedByRemote = 26,
PortNameTooLong = 30,
WrongPermission = 46,
InvalidBufferDescriptor = 48,
MaxConnectionsReached = 52,
};
}
// WARNING: The kernel is quite inconsistent in it's usage of errors code. Make sure to always
// double check that the code matches before re-using the constant.
constexpr ResultCode ERR_OUT_OF_HANDLES(ErrCodes::OutOfHandles, ErrorModule::Kernel,
ErrorSummary::OutOfResource,
ErrorLevel::Permanent); // 0xD8600413
constexpr ResultCode ERR_SESSION_CLOSED_BY_REMOTE(ErrCodes::SessionClosedByRemote, ErrorModule::OS,
ErrorSummary::Canceled,
ErrorLevel::Status); // 0xC920181A
constexpr ResultCode ERR_PORT_NAME_TOO_LONG(ErrCodes::PortNameTooLong, ErrorModule::OS,
ErrorSummary::InvalidArgument,
ErrorLevel::Usage); // 0xE0E0181E
constexpr ResultCode ERR_WRONG_PERMISSION(ErrCodes::WrongPermission, ErrorModule::OS,
ErrorSummary::WrongArgument, ErrorLevel::Permanent);
constexpr ResultCode ERR_INVALID_BUFFER_DESCRIPTOR(ErrCodes::InvalidBufferDescriptor,
ErrorModule::OS, ErrorSummary::WrongArgument,
ErrorLevel::Permanent);
constexpr ResultCode ERR_MAX_CONNECTIONS_REACHED(ErrCodes::MaxConnectionsReached, ErrorModule::OS,
ErrorSummary::WouldBlock,
ErrorLevel::Temporary); // 0xD0401834
constexpr ResultCode ERR_NOT_AUTHORIZED(ErrorDescription::NotAuthorized, ErrorModule::OS,
ErrorSummary::WrongArgument,
ErrorLevel::Permanent); // 0xD9001BEA
constexpr ResultCode ERR_INVALID_ENUM_VALUE(ErrorDescription::InvalidEnumValue, ErrorModule::Kernel,
ErrorSummary::InvalidArgument,
ErrorLevel::Permanent); // 0xD8E007ED
constexpr ResultCode ERR_INVALID_ENUM_VALUE_FND(ErrorDescription::InvalidEnumValue,
ErrorModule::FND, ErrorSummary::InvalidArgument,
ErrorLevel::Permanent); // 0xD8E093ED
constexpr ResultCode ERR_INVALID_COMBINATION(ErrorDescription::InvalidCombination, ErrorModule::OS,
ErrorSummary::InvalidArgument,
ErrorLevel::Usage); // 0xE0E01BEE
constexpr ResultCode ERR_INVALID_COMBINATION_KERNEL(ErrorDescription::InvalidCombination,
ErrorModule::Kernel,
ErrorSummary::WrongArgument,
ErrorLevel::Permanent); // 0xD90007EE
constexpr ResultCode ERR_MISALIGNED_ADDRESS(ErrorDescription::MisalignedAddress, ErrorModule::OS,
ErrorSummary::InvalidArgument,
ErrorLevel::Usage); // 0xE0E01BF1
constexpr ResultCode ERR_MISALIGNED_SIZE(ErrorDescription::MisalignedSize, ErrorModule::OS,
ErrorSummary::InvalidArgument,
ErrorLevel::Usage); // 0xE0E01BF2
constexpr ResultCode ERR_OUT_OF_MEMORY(ErrorDescription::OutOfMemory, ErrorModule::Kernel,
ErrorSummary::OutOfResource,
ErrorLevel::Permanent); // 0xD86007F3
constexpr ResultCode ERR_NOT_IMPLEMENTED(ErrorDescription::NotImplemented, ErrorModule::OS,
ErrorSummary::InvalidArgument,
ErrorLevel::Usage); // 0xE0E01BF4
constexpr ResultCode ERR_INVALID_ADDRESS(ErrorDescription::InvalidAddress, ErrorModule::OS,
ErrorSummary::InvalidArgument,
ErrorLevel::Usage); // 0xE0E01BF5
constexpr ResultCode ERR_INVALID_ADDRESS_STATE(ErrorDescription::InvalidAddress, ErrorModule::OS,
ErrorSummary::InvalidState,
ErrorLevel::Usage); // 0xE0A01BF5
constexpr ResultCode ERR_INVALID_POINTER(ErrorDescription::InvalidPointer, ErrorModule::Kernel,
ErrorSummary::InvalidArgument,
ErrorLevel::Permanent); // 0xD8E007F6
constexpr ResultCode ERR_INVALID_HANDLE(ErrorDescription::InvalidHandle, ErrorModule::Kernel,
ErrorSummary::InvalidArgument,
ErrorLevel::Permanent); // 0xD8E007F7
/// Alternate code returned instead of ERR_INVALID_HANDLE in some code paths.
constexpr ResultCode ERR_INVALID_HANDLE_OS(ErrorDescription::InvalidHandle, ErrorModule::OS,
ErrorSummary::WrongArgument,
ErrorLevel::Permanent); // 0xD9001BF7
constexpr ResultCode ERR_NOT_FOUND(ErrorDescription::NotFound, ErrorModule::Kernel,
ErrorSummary::NotFound, ErrorLevel::Permanent); // 0xD88007FA
constexpr ResultCode ERR_OUT_OF_RANGE(ErrorDescription::OutOfRange, ErrorModule::OS,
ErrorSummary::InvalidArgument,
ErrorLevel::Usage); // 0xE0E01BFD
constexpr ResultCode ERR_OUT_OF_RANGE_KERNEL(ErrorDescription::OutOfRange, ErrorModule::Kernel,
ErrorSummary::InvalidArgument,
ErrorLevel::Permanent); // 0xD8E007FD
constexpr ResultCode RESULT_TIMEOUT(ErrorDescription::Timeout, ErrorModule::OS,
ErrorSummary::StatusChanged, ErrorLevel::Info);
} // namespace Kernel

1
src/core/hle/kernel/kernel.cpp
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@ -6,6 +6,7 @@
#include "common/assert.h"
#include "common/logging/log.h"
#include "core/hle/config_mem.h"
#include "core/hle/kernel/errors.h"
#include "core/hle/kernel/kernel.h"
#include "core/hle/kernel/memory.h"
#include "core/hle/kernel/process.h"

7
src/core/hle/kernel/kernel.h
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@ -19,13 +19,6 @@ using Handle = u32;
class Thread;
// TODO: Verify code
const ResultCode ERR_OUT_OF_HANDLES(ErrorDescription::OutOfMemory, ErrorModule::Kernel,
ErrorSummary::OutOfResource, ErrorLevel::Temporary);
// TOOD: Verify code
const ResultCode ERR_INVALID_HANDLE(ErrorDescription::InvalidHandle, ErrorModule::Kernel,
ErrorSummary::InvalidArgument, ErrorLevel::Permanent);
enum KernelHandle : Handle {
CurrentThread = 0xFFFF8000,
CurrentProcess = 0xFFFF8001,

1
src/core/hle/kernel/process.cpp
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@ -6,6 +6,7 @@
#include "common/assert.h"
#include "common/common_funcs.h"
#include "common/logging/log.h"
#include "core/hle/kernel/errors.h"
#include "core/hle/kernel/memory.h"
#include "core/hle/kernel/process.h"
#include "core/hle/kernel/resource_limit.h"

7
src/core/hle/kernel/semaphore.cpp
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@ -3,6 +3,7 @@
// Refer to the license.txt file included.
#include "common/assert.h"
#include "core/hle/kernel/errors.h"
#include "core/hle/kernel/kernel.h"
#include "core/hle/kernel/semaphore.h"
#include "core/hle/kernel/thread.h"
@ -16,8 +17,7 @@ ResultVal<SharedPtr<Semaphore>> Semaphore::Create(s32 initial_count, s32 max_cou
std::string name) {
if (initial_count > max_count)
return ResultCode(ErrorDescription::InvalidCombination, ErrorModule::Kernel,
ErrorSummary::WrongArgument, ErrorLevel::Permanent);
return ERR_INVALID_COMBINATION_KERNEL;
SharedPtr<Semaphore> semaphore(new Semaphore);
@ -42,8 +42,7 @@ void Semaphore::Acquire(Thread* thread) {
ResultVal<s32> Semaphore::Release(s32 release_count) {
if (max_count - available_count < release_count)
return ResultCode(ErrorDescription::OutOfRange, ErrorModule::Kernel,
ErrorSummary::InvalidArgument, ErrorLevel::Permanent);
return ERR_OUT_OF_RANGE_KERNEL;
s32 previous_count = available_count;
available_count += release_count;

16
src/core/hle/kernel/shared_memory.cpp
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@ -4,6 +4,7 @@
#include <cstring>
#include "common/logging/log.h"
#include "core/hle/kernel/errors.h"
#include "core/hle/kernel/memory.h"
#include "core/hle/kernel/shared_memory.h"
#include "core/memory.h"
@ -102,24 +103,21 @@ ResultCode SharedMemory::Map(Process* target_process, VAddr address, MemoryPermi
// Automatically allocated memory blocks can only be mapped with other_permissions = DontCare
if (base_address == 0 && other_permissions != MemoryPermission::DontCare) {
return ResultCode(ErrorDescription::InvalidCombination, ErrorModule::OS,
ErrorSummary::InvalidArgument, ErrorLevel::Usage);
return ERR_INVALID_COMBINATION;
}
// Error out if the requested permissions don't match what the creator process allows.
if (static_cast<u32>(permissions) & ~static_cast<u32>(own_other_permissions)) {
LOG_ERROR(Kernel, "cannot map id=%u, address=0x%08X name=%s, permissions don't match",
GetObjectId(), address, name.c_str());
return ResultCode(ErrorDescription::InvalidCombination, ErrorModule::OS,
ErrorSummary::InvalidArgument, ErrorLevel::Usage);
return ERR_INVALID_COMBINATION;
}
// Heap-backed memory blocks can not be mapped with other_permissions = DontCare
if (base_address != 0 && other_permissions == MemoryPermission::DontCare) {
LOG_ERROR(Kernel, "cannot map id=%u, address=0x%08X name=%s, permissions don't match",
GetObjectId(), address, name.c_str());
return ResultCode(ErrorDescription::InvalidCombination, ErrorModule::OS,
ErrorSummary::InvalidArgument, ErrorLevel::Usage);
return ERR_INVALID_COMBINATION;
}
// Error out if the provided permissions are not compatible with what the creator process needs.
@ -127,8 +125,7 @@ ResultCode SharedMemory::Map(Process* target_process, VAddr address, MemoryPermi
static_cast<u32>(this->permissions) & ~static_cast<u32>(other_permissions)) {
LOG_ERROR(Kernel, "cannot map id=%u, address=0x%08X name=%s, permissions don't match",
GetObjectId(), address, name.c_str());
return ResultCode(ErrorDescription::WrongPermission, ErrorModule::OS,
ErrorSummary::WrongArgument, ErrorLevel::Permanent);
return ERR_WRONG_PERMISSION;
}
// TODO(Subv): Check for the Shared Device Mem flag in the creator process.
@ -144,8 +141,7 @@ ResultCode SharedMemory::Map(Process* target_process, VAddr address, MemoryPermi
if (address < Memory::HEAP_VADDR || address + size >= Memory::SHARED_MEMORY_VADDR_END) {
LOG_ERROR(Kernel, "cannot map id=%u, address=0x%08X name=%s, invalid address",
GetObjectId(), address, name.c_str());
return ResultCode(ErrorDescription::InvalidAddress, ErrorModule::OS,
ErrorSummary::InvalidArgument, ErrorLevel::Usage);
return ERR_INVALID_ADDRESS;
}
}

24
src/core/hle/kernel/thread.cpp
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@ -14,6 +14,7 @@
#include "core/arm/skyeye_common/armstate.h"
#include "core/core.h"
#include "core/core_timing.h"
#include "core/hle/kernel/errors.h"
#include "core/hle/kernel/kernel.h"
#include "core/hle/kernel/memory.h"
#include "core/hle/kernel/mutex.h"
@ -241,9 +242,7 @@ static void ThreadWakeupCallback(u64 thread_handle, int cycles_late) {
for (auto& object : thread->wait_objects)
object->RemoveWaitingThread(thread.get());
thread->wait_objects.clear();
thread->SetWaitSynchronizationResult(ResultCode(ErrorDescription::Timeout, ErrorModule::OS,
ErrorSummary::StatusChanged,
ErrorLevel::Info));
thread->SetWaitSynchronizationResult(RESULT_TIMEOUT);
}
thread->ResumeFromWait();
@ -351,10 +350,20 @@ static void ResetThreadContext(ARM_Interface::ThreadContext& context, u32 stack_
context.cpsr = USER32MODE | ((entry_point & 1) << 5); // Usermode and THUMB mode
}
ResultVal<SharedPtr<Thread>> Thread::Create(std::string name, VAddr entry_point, s32 priority,
ResultVal<SharedPtr<Thread>> Thread::Create(std::string name, VAddr entry_point, u32 priority,
u32 arg, s32 processor_id, VAddr stack_top) {
ASSERT_MSG(priority >= THREADPRIO_HIGHEST && priority <= THREADPRIO_LOWEST,
"Invalid thread priority");
// Check if priority is in ranged. Lowest priority -> highest priority id.
if (priority > THREADPRIO_LOWEST) {
LOG_ERROR(Kernel_SVC, "Invalid thread priority: %d", priority);
return ERR_OUT_OF_RANGE;
}
if (processor_id > THREADPROCESSORID_MAX) {
LOG_ERROR(Kernel_SVC, "Invalid processor id: %d", processor_id);
return ERR_OUT_OF_RANGE_KERNEL;
}
// TODO(yuriks): Other checks, returning 0xD9001BEA
if (!Memory::IsValidVirtualAddress(entry_point)) {
LOG_ERROR(Kernel_SVC, "(name=%s): invalid entry %08x", name.c_str(), entry_point);
@ -399,8 +408,7 @@ ResultVal<SharedPtr<Thread>> Thread::Create(std::string name, VAddr entry_point,
if (linheap_memory->size() + Memory::PAGE_SIZE > memory_region->size) {
LOG_ERROR(Kernel_SVC,
"Not enough space in region to allocate a new TLS page for thread");
return ResultCode(ErrorDescription::OutOfMemory, ErrorModule::Kernel,
ErrorSummary::OutOfResource, ErrorLevel::Permanent);
return ERR_OUT_OF_MEMORY;
}
u32 offset = linheap_memory->size();

2
src/core/hle/kernel/thread.h
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@ -57,7 +57,7 @@ public:
* @param stack_top The address of the thread's stack top
* @return A shared pointer to the newly created thread
*/
static ResultVal<SharedPtr<Thread>> Create(std::string name, VAddr entry_point, s32 priority,
static ResultVal<SharedPtr<Thread>> Create(std::string name, VAddr entry_point, u32 priority,
u32 arg, s32 processor_id, VAddr stack_top);
std::string GetName() const override {

1
src/core/hle/kernel/vm_manager.cpp
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@ -4,6 +4,7 @@
#include <iterator>
#include "common/assert.h"
#include "core/hle/kernel/errors.h"
#include "core/hle/kernel/vm_manager.h"
#include "core/memory.h"
#include "core/memory_setup.h"

8
src/core/hle/kernel/vm_manager.h
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@ -13,14 +13,6 @@
namespace Kernel {
const ResultCode ERR_INVALID_ADDRESS{// 0xE0E01BF5
ErrorDescription::InvalidAddress, ErrorModule::OS,
ErrorSummary::InvalidArgument, ErrorLevel::Usage};
const ResultCode ERR_INVALID_ADDRESS_STATE{// 0xE0A01BF5
ErrorDescription::InvalidAddress, ErrorModule::OS,
ErrorSummary::InvalidState, ErrorLevel::Usage};
enum class VMAType : u8 {
/// VMA represents an unmapped region of the address space.
Free,

76
src/core/hle/result.h
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@ -13,38 +13,15 @@
// All the constants in this file come from http://3dbrew.org/wiki/Error_codes
/// Detailed description of the error. This listing is likely incomplete.
/**
* Detailed description of the error. Code 0 always means success. Codes 1000 and above are
* considered "well-known" and have common values between all modules. The meaning of other codes
* vary by module.
*/
enum class ErrorDescription : u32 {
Success = 0,
SessionClosedByRemote = 26,
WrongPermission = 46,
OS_InvalidBufferDescriptor = 48,
MaxConnectionsReached = 52,
WrongAddress = 53,
FS_RomFSNotFound = 100,
FS_ArchiveNotMounted = 101,
FS_FileNotFound = 112,
FS_PathNotFound = 113,
FS_GameCardNotInserted = 141,
FS_NotFound = 120,
FS_FileAlreadyExists = 180,
FS_DirectoryAlreadyExists = 185,
FS_AlreadyExists = 190,
FS_InvalidOpenFlags = 230,
FS_DirectoryNotEmpty = 240,
FS_NotAFile = 250,
FS_NotFormatted = 340, ///< This is used by the FS service when creating a SaveData archive
OutofRangeOrMisalignedAddress =
513, // TODO(purpasmart): Check if this name fits its actual usage
GPU_FirstInitialization = 519,
FS_ExeFSSectionNotFound = 567,
FS_CommandNotAllowed = 630,
FS_InvalidReadFlag = 700,
FS_InvalidPath = 702,
FS_WriteBeyondEnd = 705,
FS_UnsupportedOpenFlags = 760,
FS_IncorrectExeFSReadSize = 761,
FS_UnexpectedFileOrDirectory = 770,
// Codes 1000 and above are considered "well-known" and have common values between all modules.
InvalidSection = 1000,
TooLarge = 1001,
NotAuthorized = 1002,
@ -218,7 +195,7 @@ enum class ErrorLevel : u32 {
union ResultCode {
u32 raw;
BitField<0, 10, ErrorDescription> description;
BitField<0, 10, u32> description;
BitField<10, 8, ErrorModule> module;
BitField<21, 6, ErrorSummary> summary;
@ -228,45 +205,46 @@ union ResultCode {
// error
BitField<31, 1, u32> is_error;
explicit ResultCode(u32 raw) : raw(raw) {}
ResultCode(ErrorDescription description_, ErrorModule module_, ErrorSummary summary_,
ErrorLevel level_)
: raw(0) {
description.Assign(description_);
module.Assign(module_);
summary.Assign(summary_);
level.Assign(level_);
}
constexpr explicit ResultCode(u32 raw) : raw(raw) {}
ResultCode& operator=(const ResultCode& o) {
constexpr ResultCode(ErrorDescription description, ErrorModule module, ErrorSummary summary,
ErrorLevel level)
: ResultCode(static_cast<u32>(description), module, summary, level) {}
constexpr ResultCode(u32 description_, ErrorModule module_, ErrorSummary summary_,
ErrorLevel level_)
: raw(description.FormatValue(description_) | module.FormatValue(module_) |
summary.FormatValue(summary_) | level.FormatValue(level_)) {}
constexpr ResultCode& operator=(const ResultCode& o) {
raw = o.raw;
return *this;
}
bool IsSuccess() const {
return is_error == 0;
constexpr bool IsSuccess() const {
return is_error.ExtractValue(raw) == 0;
}
bool IsError() const {
return is_error == 1;
constexpr bool IsError() const {
return is_error.ExtractValue(raw) == 1;
}
};
inline bool operator==(const ResultCode& a, const ResultCode& b) {
constexpr bool operator==(const ResultCode& a, const ResultCode& b) {
return a.raw == b.raw;
}
inline bool operator!=(const ResultCode& a, const ResultCode& b) {
constexpr bool operator!=(const ResultCode& a, const ResultCode& b) {
return a.raw != b.raw;
}
// Convenience functions for creating some common kinds of errors:
/// The default success `ResultCode`.
const ResultCode RESULT_SUCCESS(0);
constexpr ResultCode RESULT_SUCCESS(0);
/// Might be returned instead of a dummy success for unimplemented APIs.
inline ResultCode UnimplementedFunction(ErrorModule module) {
constexpr ResultCode UnimplementedFunction(ErrorModule module) {
return ResultCode(ErrorDescription::NotImplemented, module, ErrorSummary::NotSupported,
ErrorLevel::Permanent);
}

4
src/core/hle/service/boss/boss.cpp
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@ -24,9 +24,7 @@ void InitializeSession(Service::Interface* self) {
if (translation != IPC::CallingPidDesc()) {
cmd_buff[0] = IPC::MakeHeader(0, 0x1, 0); // 0x40
cmd_buff[1] = ResultCode(ErrorDescription::OS_InvalidBufferDescriptor, ErrorModule::OS,
ErrorSummary::WrongArgument, ErrorLevel::Permanent)
.raw;
cmd_buff[1] = IPC::ERR_INVALID_BUFFER_DESCRIPTOR.raw;
LOG_ERROR(Service_BOSS, "The translation was invalid, translation=0x%08X", translation);
return;
}

5
src/core/hle/service/cfg/cfg.cpp
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@ -11,6 +11,7 @@
#include "common/string_util.h"
#include "common/swap.h"
#include "core/file_sys/archive_systemsavedata.h"
#include "core/file_sys/errors.h"
#include "core/file_sys/file_backend.h"
#include "core/hle/result.h"
#include "core/hle/service/cfg/cfg.h"
@ -411,7 +412,7 @@ ResultCode UpdateConfigNANDSavegame() {
ResultCode FormatConfig() {
ResultCode res = DeleteConfigNANDSaveFile();
// The delete command fails if the file doesn't exist, so we have to check that too
if (!res.IsSuccess() && res.description != ErrorDescription::FS_FileNotFound) {
if (!res.IsSuccess() && res != FileSys::ERROR_FILE_NOT_FOUND) {
return res;
}
// Delete the old data
@ -534,7 +535,7 @@ ResultCode LoadConfigNANDSaveFile() {
Service::FS::OpenArchive(Service::FS::ArchiveIdCode::SystemSaveData, archive_path);
// If the archive didn't exist, create the files inside
if (archive_result.Code().description == ErrorDescription::FS_NotFormatted) {
if (archive_result.Code() == FileSys::ERR_NOT_FORMATTED) {
// Format the archive to create the directories
Service::FS::FormatArchive(Service::FS::ArchiveIdCode::SystemSaveData,
FileSys::ArchiveFormatInfo(), archive_path);

4
src/core/hle/service/dsp_dsp.cpp
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@ -289,9 +289,7 @@ static void WriteProcessPipe(Service::Interface* self) {
"size=0x%X, buffer=0x%08X",
cmd_buff[3], pipe_index, size, buffer);
cmd_buff[0] = IPC::MakeHeader(0, 1, 0);
cmd_buff[1] = ResultCode(ErrorDescription::OS_InvalidBufferDescriptor, ErrorModule::OS,
ErrorSummary::WrongArgument, ErrorLevel::Permanent)
.raw;
cmd_buff[1] = IPC::ERR_INVALID_BUFFER_DESCRIPTOR.raw;
return;
}

33
src/core/hle/service/fs/archive.cpp
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@ -22,6 +22,7 @@
#include "core/file_sys/archive_sdmcwriteonly.h"
#include "core/file_sys/archive_systemsavedata.h"
#include "core/file_sys/directory_backend.h"
#include "core/file_sys/errors.h"
#include "core/file_sys/file_backend.h"
#include "core/hle/kernel/client_session.h"
#include "core/hle/result.h"
@ -50,16 +51,6 @@ static constexpr Kernel::Handle INVALID_HANDLE{};
namespace Service {
namespace FS {
// TODO: Verify code
/// Returned when a function is passed an invalid handle.
const ResultCode ERR_INVALID_HANDLE(ErrorDescription::InvalidHandle, ErrorModule::FS,
ErrorSummary::InvalidArgument, ErrorLevel::Permanent);
/// Returned when a function is passed an invalid archive handle.
const ResultCode ERR_INVALID_ARCHIVE_HANDLE(ErrorDescription::FS_ArchiveNotMounted, ErrorModule::FS,
ErrorSummary::NotFound,
ErrorLevel::Status); // 0xC8804465
// Command to access archive file
enum class FileCommand : u32 {
Dummy1 = 0x000100C6,
@ -284,7 +275,7 @@ ResultVal<ArchiveHandle> OpenArchive(ArchiveIdCode id_code, FileSys::Path& archi
ResultCode CloseArchive(ArchiveHandle handle) {
if (handle_map.erase(handle) == 0)
return ERR_INVALID_ARCHIVE_HANDLE;
return FileSys::ERR_INVALID_ARCHIVE_HANDLE;
else
return RESULT_SUCCESS;
}
@ -309,7 +300,7 @@ ResultVal<std::shared_ptr<File>> OpenFileFromArchive(ArchiveHandle archive_handl
const FileSys::Mode mode) {
ArchiveBackend* archive = GetArchive(archive_handle);
if (archive == nullptr)
return ERR_INVALID_ARCHIVE_HANDLE;
return FileSys::ERR_INVALID_ARCHIVE_HANDLE;
auto backend = archive->OpenFile(path, mode);
if (backend.Failed())
@ -322,7 +313,7 @@ ResultVal<std::shared_ptr<File>> OpenFileFromArchive(ArchiveHandle archive_handl
ResultCode DeleteFileFromArchive(ArchiveHandle archive_handle, const FileSys::Path& path) {
ArchiveBackend* archive = GetArchive(archive_handle);
if (archive == nullptr)
return ERR_INVALID_ARCHIVE_HANDLE;
return FileSys::ERR_INVALID_ARCHIVE_HANDLE;
return archive->DeleteFile(path);
}
@ -334,7 +325,7 @@ ResultCode RenameFileBetweenArchives(ArchiveHandle src_archive_handle,
ArchiveBackend* src_archive = GetArchive(src_archive_handle);
ArchiveBackend* dest_archive = GetArchive(dest_archive_handle);
if (src_archive == nullptr || dest_archive == nullptr)
return ERR_INVALID_ARCHIVE_HANDLE;
return FileSys::ERR_INVALID_ARCHIVE_HANDLE;
if (src_archive == dest_archive) {
return src_archive->RenameFile(src_path, dest_path);
@ -347,7 +338,7 @@ ResultCode RenameFileBetweenArchives(ArchiveHandle src_archive_handle,
ResultCode DeleteDirectoryFromArchive(ArchiveHandle archive_handle, const FileSys::Path& path) {
ArchiveBackend* archive = GetArchive(archive_handle);
if (archive == nullptr)
return ERR_INVALID_ARCHIVE_HANDLE;
return FileSys::ERR_INVALID_ARCHIVE_HANDLE;
return archive->DeleteDirectory(path);
}
@ -356,7 +347,7 @@ ResultCode DeleteDirectoryRecursivelyFromArchive(ArchiveHandle archive_handle,
const FileSys::Path& path) {
ArchiveBackend* archive = GetArchive(archive_handle);
if (archive == nullptr)
return ERR_INVALID_ARCHIVE_HANDLE;
return FileSys::ERR_INVALID_ARCHIVE_HANDLE;
return archive->DeleteDirectoryRecursively(path);
}
@ -365,7 +356,7 @@ ResultCode CreateFileInArchive(ArchiveHandle archive_handle, const FileSys::Path
u64 file_size) {
ArchiveBackend* archive = GetArchive(archive_handle);
if (archive == nullptr)
return ERR_INVALID_ARCHIVE_HANDLE;
return FileSys::ERR_INVALID_ARCHIVE_HANDLE;
return archive->CreateFile(path, file_size);
}
@ -373,7 +364,7 @@ ResultCode CreateFileInArchive(ArchiveHandle archive_handle, const FileSys::Path
ResultCode CreateDirectoryFromArchive(ArchiveHandle archive_handle, const FileSys::Path& path) {
ArchiveBackend* archive = GetArchive(archive_handle);
if (archive == nullptr)
return ERR_INVALID_ARCHIVE_HANDLE;
return FileSys::ERR_INVALID_ARCHIVE_HANDLE;
return archive->CreateDirectory(path);
}
@ -385,7 +376,7 @@ ResultCode RenameDirectoryBetweenArchives(ArchiveHandle src_archive_handle,
ArchiveBackend* src_archive = GetArchive(src_archive_handle);
ArchiveBackend* dest_archive = GetArchive(dest_archive_handle);
if (src_archive == nullptr || dest_archive == nullptr)
return ERR_INVALID_ARCHIVE_HANDLE;
return FileSys::ERR_INVALID_ARCHIVE_HANDLE;
if (src_archive == dest_archive) {
return src_archive->RenameDirectory(src_path, dest_path);
@ -399,7 +390,7 @@ ResultVal<std::shared_ptr<Directory>> OpenDirectoryFromArchive(ArchiveHandle arc
const FileSys::Path& path) {
ArchiveBackend* archive = GetArchive(archive_handle);
if (archive == nullptr)
return ERR_INVALID_ARCHIVE_HANDLE;
return FileSys::ERR_INVALID_ARCHIVE_HANDLE;
auto backend = archive->OpenDirectory(path);
if (backend.Failed())
@ -412,7 +403,7 @@ ResultVal<std::shared_ptr<Directory>> OpenDirectoryFromArchive(ArchiveHandle arc
ResultVal<u64> GetFreeBytesInArchive(ArchiveHandle archive_handle) {
ArchiveBackend* archive = GetArchive(archive_handle);
if (archive == nullptr)
return ERR_INVALID_ARCHIVE_HANDLE;
return FileSys::ERR_INVALID_ARCHIVE_HANDLE;
return MakeResult<u64>(archive->GetFreeBytes());
}

9
src/core/hle/service/fs/fs_user.cpp
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@ -8,6 +8,7 @@
#include "common/logging/log.h"
#include "common/scope_exit.h"
#include "common/string_util.h"
#include "core/file_sys/errors.h"
#include "core/hle/kernel/client_session.h"
#include "core/hle/result.h"
#include "core/hle/service/fs/archive.h"
@ -539,9 +540,7 @@ static void FormatSaveData(Service::Interface* self) {
if (archive_id != FS::ArchiveIdCode::SaveData) {
LOG_ERROR(Service_FS, "tried to format an archive different than SaveData, %u",
static_cast<u32>(archive_id));
cmd_buff[1] = ResultCode(ErrorDescription::FS_InvalidPath, ErrorModule::FS,
ErrorSummary::InvalidArgument, ErrorLevel::Usage)
.raw;
cmd_buff[1] = FileSys::ERROR_INVALID_PATH.raw;
return;
}
@ -802,9 +801,7 @@ static void InitializeWithSdkVersion(Service::Interface* self) {
cmd_buff[1] = RESULT_SUCCESS.raw;
} else {
LOG_ERROR(Service_FS, "ProcessId Header must be 0x20");
cmd_buff[1] = ResultCode(ErrorDescription::OS_InvalidBufferDescriptor, ErrorModule::OS,
ErrorSummary::WrongArgument, ErrorLevel::Permanent)
.raw;
cmd_buff[1] = IPC::ERR_INVALID_BUFFER_DESCRIPTOR.raw;
}
}

35
src/core/hle/service/gsp_gpu.cpp
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@ -25,13 +25,24 @@ namespace GSP {
// Beginning address of HW regs
const u32 REGS_BEGIN = 0x1EB00000;
const ResultCode ERR_GSP_REGS_OUTOFRANGE_OR_MISALIGNED(
ErrorDescription::OutofRangeOrMisalignedAddress, ErrorModule::GX, ErrorSummary::InvalidArgument,
namespace ErrCodes {
enum {
// TODO(purpasmart): Check if this name fits its actual usage
OutofRangeOrMisalignedAddress = 513,
FirstInitialization = 519,
};
}
constexpr ResultCode RESULT_FIRST_INITIALIZATION(ErrCodes::FirstInitialization, ErrorModule::GX,
ErrorSummary::Success, ErrorLevel::Success);
constexpr ResultCode ERR_REGS_OUTOFRANGE_OR_MISALIGNED(ErrCodes::OutofRangeOrMisalignedAddress,
ErrorModule::GX,
ErrorSummary::InvalidArgument,
ErrorLevel::Usage); // 0xE0E02A01
const ResultCode ERR_GSP_REGS_MISALIGNED(ErrorDescription::MisalignedSize, ErrorModule::GX,
constexpr ResultCode ERR_REGS_MISALIGNED(ErrorDescription::MisalignedSize, ErrorModule::GX,
ErrorSummary::InvalidArgument,
ErrorLevel::Usage); // 0xE0E02BF2
const ResultCode ERR_GSP_REGS_INVALID_SIZE(ErrorDescription::InvalidSize, ErrorModule::GX,
constexpr ResultCode ERR_REGS_INVALID_SIZE(ErrorDescription::InvalidSize, ErrorModule::GX,
ErrorSummary::InvalidArgument,
ErrorLevel::Usage); // 0xE0E02BEC
@ -93,11 +104,11 @@ static ResultCode WriteHWRegs(u32 base_address, u32 size_in_bytes, VAddr data_va
LOG_ERROR(Service_GSP,
"Write address was out of range or misaligned! (address=0x%08x, size=0x%08x)",
base_address, size_in_bytes);
return ERR_GSP_REGS_OUTOFRANGE_OR_MISALIGNED;
return ERR_REGS_OUTOFRANGE_OR_MISALIGNED;
} else if (size_in_bytes <= max_size_in_bytes) {
if (size_in_bytes & 3) {
LOG_ERROR(Service_GSP, "Misaligned size 0x%08x", size_in_bytes);
return ERR_GSP_REGS_MISALIGNED;
return ERR_REGS_MISALIGNED;
} else {
while (size_in_bytes > 0) {
WriteSingleHWReg(base_address, Memory::Read32(data_vaddr));
@ -111,7 +122,7 @@ static ResultCode WriteHWRegs(u32 base_address, u32 size_in_bytes, VAddr data_va
} else {
LOG_ERROR(Service_GSP, "Out of range size 0x%08x", size_in_bytes);
return ERR_GSP_REGS_INVALID_SIZE;
return ERR_REGS_INVALID_SIZE;
}
}
@ -134,11 +145,11 @@ static ResultCode WriteHWRegsWithMask(u32 base_address, u32 size_in_bytes, VAddr
LOG_ERROR(Service_GSP,
"Write address was out of range or misaligned! (address=0x%08x, size=0x%08x)",
base_address, size_in_bytes);
return ERR_GSP_REGS_OUTOFRANGE_OR_MISALIGNED;
return ERR_REGS_OUTOFRANGE_OR_MISALIGNED;
} else if (size_in_bytes <= max_size_in_bytes) {
if (size_in_bytes & 3) {
LOG_ERROR(Service_GSP, "Misaligned size 0x%08x", size_in_bytes);
return ERR_GSP_REGS_MISALIGNED;
return ERR_REGS_MISALIGNED;
} else {
while (size_in_bytes > 0) {
const u32 reg_address = base_address + REGS_BEGIN;
@ -164,7 +175,7 @@ static ResultCode WriteHWRegsWithMask(u32 base_address, u32 size_in_bytes, VAddr
} else {
LOG_ERROR(Service_GSP, "Out of range size 0x%08x", size_in_bytes);
return ERR_GSP_REGS_INVALID_SIZE;
return ERR_REGS_INVALID_SIZE;
}
}
@ -372,9 +383,7 @@ static void RegisterInterruptRelayQueue(Interface* self) {
if (first_initialization) {
// This specific code is required for a successful initialization, rather than 0
first_initialization = false;
cmd_buff[1] = ResultCode(ErrorDescription::GPU_FirstInitialization, ErrorModule::GX,
ErrorSummary::Success, ErrorLevel::Success)
.raw;
cmd_buff[1] = RESULT_FIRST_INITIALIZATION.raw;
} else {
cmd_buff[1] = RESULT_SUCCESS.raw;
}

3
src/core/hle/service/ir/ir_user.cpp
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@ -267,8 +267,7 @@ static void InitializeIrNopShared(Interface* self) {
shared_memory = Kernel::g_handle_table.Get<Kernel::SharedMemory>(handle);
if (!shared_memory) {
LOG_CRITICAL(Service_IR, "invalid shared memory handle 0x%08X", handle);
rb.Push(ResultCode(ErrorDescription::InvalidHandle, ErrorModule::OS,
ErrorSummary::WrongArgument, ErrorLevel::Permanent));
rb.Push(IPC::ERR_INVALID_HANDLE);
return;
}
shared_memory->name = "IR_USER: shared memory";

3
src/core/hle/service/ptm/ptm.cpp
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@ -3,6 +3,7 @@
// Refer to the license.txt file included.
#include "common/logging/log.h"
#include "core/file_sys/errors.h"
#include "core/file_sys/file_backend.h"
#include "core/hle/service/fs/archive.h"
#include "core/hle/service/ptm/ptm.h"
@ -134,7 +135,7 @@ void Init() {
auto archive_result =
Service::FS::OpenArchive(Service::FS::ArchiveIdCode::SharedExtSaveData, archive_path);
// If the archive didn't exist, create the files inside
if (archive_result.Code().description == ErrorDescription::FS_NotFormatted) {
if (archive_result.Code() == FileSys::ERR_NOT_FORMATTED) {
// Format the archive to create the directories
Service::FS::FormatArchive(Service::FS::ArchiveIdCode::SharedExtSaveData,
FileSys::ArchiveFormatInfo(), archive_path);

4
src/core/hle/service/srv.cpp
Unescape Escape View File

@ -30,9 +30,7 @@ static void RegisterClient(Interface* self) {
if (cmd_buff[1] != IPC::CallingPidDesc()) {
cmd_buff[0] = IPC::MakeHeader(0x0, 0x1, 0); // 0x40
cmd_buff[1] = ResultCode(ErrorDescription::OS_InvalidBufferDescriptor, ErrorModule::OS,
ErrorSummary::WrongArgument, ErrorLevel::Permanent)
.raw;
cmd_buff[1] = IPC::ERR_INVALID_BUFFER_DESCRIPTOR.raw;
return;
}
cmd_buff[0] = IPC::MakeHeader(0x1, 0x1, 0); // 0x10040

96
src/core/hle/svc.cpp
Unescape Escape View File

@ -14,6 +14,7 @@
#include "core/hle/kernel/address_arbiter.h"
#include "core/hle/kernel/client_port.h"
#include "core/hle/kernel/client_session.h"
#include "core/hle/kernel/errors.h"
#include "core/hle/kernel/event.h"
#include "core/hle/kernel/memory.h"
#include "core/hle/kernel/mutex.h"
@ -37,25 +38,6 @@ using Kernel::ERR_INVALID_HANDLE;
namespace SVC {
const ResultCode ERR_NOT_FOUND(ErrorDescription::NotFound, ErrorModule::Kernel,
ErrorSummary::NotFound, ErrorLevel::Permanent); // 0xD88007FA
const ResultCode ERR_PORT_NAME_TOO_LONG(ErrorDescription(30), ErrorModule::OS,
ErrorSummary::InvalidArgument,
ErrorLevel::Usage); // 0xE0E0181E
const ResultCode ERR_SYNC_TIMEOUT(ErrorDescription::Timeout, ErrorModule::OS,
ErrorSummary::StatusChanged, ErrorLevel::Info);
const ResultCode ERR_MISALIGNED_ADDRESS{// 0xE0E01BF1
ErrorDescription::MisalignedAddress, ErrorModule::OS,
ErrorSummary::InvalidArgument, ErrorLevel::Usage};
const ResultCode ERR_MISALIGNED_SIZE{// 0xE0E01BF2
ErrorDescription::MisalignedSize, ErrorModule::OS,
ErrorSummary::InvalidArgument, ErrorLevel::Usage};
const ResultCode ERR_INVALID_COMBINATION{// 0xE0E01BEE
ErrorDescription::InvalidCombination, ErrorModule::OS,
ErrorSummary::InvalidArgument, ErrorLevel::Usage};
enum ControlMemoryOperation {
MEMOP_FREE = 1,
MEMOP_RESERVE = 2, // This operation seems to be unsupported in the kernel
@ -195,8 +177,7 @@ static ResultCode MapMemoryBlock(Kernel::Handle handle, u32 addr, u32 permission
LOG_ERROR(Kernel_SVC, "unknown permissions=0x%08X", permissions);
}
return ResultCode(ErrorDescription::InvalidCombination, ErrorModule::OS,
ErrorSummary::InvalidArgument, ErrorLevel::Usage);
return Kernel::ERR_INVALID_COMBINATION;
}
static ResultCode UnmapMemoryBlock(Kernel::Handle handle, u32 addr) {
@ -216,16 +197,16 @@ static ResultCode UnmapMemoryBlock(Kernel::Handle handle, u32 addr) {
/// Connect to an OS service given the port name, returns the handle to the port to out
static ResultCode ConnectToPort(Kernel::Handle* out_handle, const char* port_name) {
if (port_name == nullptr)
return ERR_NOT_FOUND;
return Kernel::ERR_NOT_FOUND;
if (std::strlen(port_name) > 11)
return ERR_PORT_NAME_TOO_LONG;
return Kernel::ERR_PORT_NAME_TOO_LONG;
LOG_TRACE(Kernel_SVC, "called port_name=%s", port_name);
auto it = Service::g_kernel_named_ports.find(port_name);
if (it == Service::g_kernel_named_ports.end()) {
LOG_WARNING(Kernel_SVC, "tried to connect to unknown port: %s", port_name);
return ERR_NOT_FOUND;
return Kernel::ERR_NOT_FOUND;
}
auto client_port = it->second;
@ -275,7 +256,7 @@ static ResultCode WaitSynchronization1(Kernel::Handle handle, s64 nano_seconds)
if (object->ShouldWait(thread)) {
if (nano_seconds == 0)
return ERR_SYNC_TIMEOUT;
return Kernel::RESULT_TIMEOUT;
thread->wait_objects = {object};
object->AddWaitingThread(thread);
@ -289,7 +270,7 @@ static ResultCode WaitSynchronization1(Kernel::Handle handle, s64 nano_seconds)
// Note: The output of this SVC will be set to RESULT_SUCCESS if the thread
// resumes due to a signal in its wait objects.
// Otherwise we retain the default value of timeout.
return ERR_SYNC_TIMEOUT;
return Kernel::RESULT_TIMEOUT;
}
object->Acquire(thread);
@ -304,8 +285,7 @@ static ResultCode WaitSynchronizationN(s32* out, Kernel::Handle* handles, s32 ha
// Check if 'handles' is invalid
if (handles == nullptr)
return ResultCode(ErrorDescription::InvalidPointer, ErrorModule::Kernel,
ErrorSummary::InvalidArgument, ErrorLevel::Permanent);
return Kernel::ERR_INVALID_POINTER;
// NOTE: on real hardware, there is no nullptr check for 'out' (tested with firmware 4.4). If
// this happens, the running application will crash.
@ -313,8 +293,7 @@ static ResultCode WaitSynchronizationN(s32* out, Kernel::Handle* handles, s32 ha
// Check if 'handle_count' is invalid
if (handle_count < 0)
return ResultCode(ErrorDescription::OutOfRange, ErrorModule::OS,
ErrorSummary::InvalidArgument, ErrorLevel::Usage);
return Kernel::ERR_OUT_OF_RANGE;
using ObjectPtr = Kernel::SharedPtr<Kernel::WaitObject>;
std::vector<ObjectPtr> objects(handle_count);
@ -344,7 +323,7 @@ static ResultCode WaitSynchronizationN(s32* out, Kernel::Handle* handles, s32 ha
// If a timeout value of 0 was provided, just return the Timeout error code instead of
// suspending the thread.
if (nano_seconds == 0)
return ERR_SYNC_TIMEOUT;
return Kernel::RESULT_TIMEOUT;
// Put the thread to sleep
thread->status = THREADSTATUS_WAIT_SYNCH_ALL;
@ -365,7 +344,7 @@ static ResultCode WaitSynchronizationN(s32* out, Kernel::Handle* handles, s32 ha
*out = -1;
// Note: The output of this SVC will be set to RESULT_SUCCESS if the thread resumes due to
// a signal in one of its wait objects.
return ERR_SYNC_TIMEOUT;
return Kernel::RESULT_TIMEOUT;
} else {
// Find the first object that is acquirable in the provided list of objects
auto itr = std::find_if(objects.begin(), objects.end(), [thread](const ObjectPtr& object) {
@ -385,7 +364,7 @@ static ResultCode WaitSynchronizationN(s32* out, Kernel::Handle* handles, s32 ha
// If a timeout value of 0 was provided, just return the Timeout error code instead of
// suspending the thread.
if (nano_seconds == 0)
return ERR_SYNC_TIMEOUT;
return Kernel::RESULT_TIMEOUT;
// Put the thread to sleep
thread->status = THREADSTATUS_WAIT_SYNCH_ANY;
@ -411,7 +390,7 @@ static ResultCode WaitSynchronizationN(s32* out, Kernel::Handle* handles, s32 ha
// Otherwise we retain the default value of timeout, and -1 in the out parameter
thread->wait_set_output = true;
*out = -1;
return ERR_SYNC_TIMEOUT;
return Kernel::RESULT_TIMEOUT;
}
}
@ -520,22 +499,20 @@ static ResultCode GetResourceLimitLimitValues(s64* values, Kernel::Handle resour
}
/// Creates a new thread
static ResultCode CreateThread(Kernel::Handle* out_handle, s32 priority, u32 entry_point, u32 arg,
static ResultCode CreateThread(Kernel::Handle* out_handle, u32 priority, u32 entry_point, u32 arg,
u32 stack_top, s32 processor_id) {
using Kernel::Thread;
std::string name = Common::StringFromFormat("unknown-%08" PRIX32, entry_point);
if (priority > THREADPRIO_LOWEST) {
return ResultCode(ErrorDescription::OutOfRange, ErrorModule::OS,
ErrorSummary::InvalidArgument, ErrorLevel::Usage);
return Kernel::ERR_OUT_OF_RANGE;
}
using Kernel::ResourceLimit;
Kernel::SharedPtr<ResourceLimit>& resource_limit = Kernel::g_current_process->resource_limit;
if (resource_limit->GetMaxResourceValue(Kernel::ResourceTypes::PRIORITY) > priority) {
return ResultCode(ErrorDescription::NotAuthorized, ErrorModule::OS,
ErrorSummary::WrongArgument, ErrorLevel::Permanent);
return Kernel::ERR_NOT_AUTHORIZED;
}
switch (processor_id) {
@ -605,8 +582,7 @@ static ResultCode GetThreadPriority(s32* priority, Kernel::Handle handle) {
/// Sets the priority for the specified thread
static ResultCode SetThreadPriority(Kernel::Handle handle, s32 priority) {
if (priority > THREADPRIO_LOWEST) {
return ResultCode(ErrorDescription::OutOfRange, ErrorModule::OS,
ErrorSummary::InvalidArgument, ErrorLevel::Usage);
return Kernel::ERR_OUT_OF_RANGE;
}
SharedPtr<Kernel::Thread> thread = Kernel::g_handle_table.Get<Kernel::Thread>(handle);
@ -618,8 +594,7 @@ static ResultCode SetThreadPriority(Kernel::Handle handle, s32 priority) {
// the one from the thread owner's resource limit.
Kernel::SharedPtr<ResourceLimit>& resource_limit = Kernel::g_current_process->resource_limit;
if (resource_limit->GetMaxResourceValue(Kernel::ResourceTypes::PRIORITY) > priority) {
return ResultCode(ErrorDescription::NotAuthorized, ErrorModule::OS,
ErrorSummary::WrongArgument, ErrorLevel::Permanent);
return Kernel::ERR_NOT_AUTHORIZED;
}
thread->SetPriority(priority);
@ -743,8 +718,7 @@ static ResultCode QueryProcessMemory(MemoryInfo* memory_info, PageInfo* page_inf
auto vma = process->vm_manager.FindVMA(addr);
if (vma == Kernel::g_current_process->vm_manager.vma_map.end())
return ResultCode(ErrorDescription::InvalidAddress, ErrorModule::OS,
ErrorSummary::InvalidArgument, ErrorLevel::Usage);
return Kernel::ERR_INVALID_ADDRESS;
memory_info->base_address = vma->second.base;
memory_info->permission = static_cast<u32>(vma->second.permissions);
@ -842,8 +816,7 @@ static ResultCode SetTimer(Kernel::Handle handle, s64 initial, s64 interval) {
LOG_TRACE(Kernel_SVC, "called timer=0x%08X", handle);
if (initial < 0 || interval < 0) {
return ResultCode(ErrorDescription::OutOfRange, ErrorModule::Kernel,
ErrorSummary::InvalidArgument, ErrorLevel::Permanent);
return Kernel::ERR_OUT_OF_RANGE_KERNEL;
}
SharedPtr<Timer> timer = Kernel::g_handle_table.Get<Timer>(handle);
@ -902,8 +875,7 @@ static ResultCode CreateMemoryBlock(Kernel::Handle* out_handle, u32 addr, u32 si
using Kernel::SharedMemory;
if (size % Memory::PAGE_SIZE != 0)
return ResultCode(ErrorDescription::MisalignedSize, ErrorModule::OS,
ErrorSummary::InvalidArgument, ErrorLevel::Usage);
return Kernel::ERR_MISALIGNED_SIZE;
SharedPtr<SharedMemory> shared_memory = nullptr;
@ -924,16 +896,14 @@ static ResultCode CreateMemoryBlock(Kernel::Handle* out_handle, u32 addr, u32 si
if (!VerifyPermissions(static_cast<MemoryPermission>(my_permission)) ||
!VerifyPermissions(static_cast<MemoryPermission>(other_permission)))
return ResultCode(ErrorDescription::InvalidCombination, ErrorModule::OS,
ErrorSummary::InvalidArgument, ErrorLevel::Usage);
return Kernel::ERR_INVALID_COMBINATION;
// TODO(Subv): Processes with memory type APPLICATION are not allowed
// to create memory blocks with addr = 0, any attempts to do so
// should return error 0xD92007EA.
if ((addr < Memory::PROCESS_IMAGE_VADDR || addr + size > Memory::SHARED_MEMORY_VADDR_END) &&
addr != 0) {
return ResultCode(ErrorDescription::InvalidAddress, ErrorModule::OS,
ErrorSummary::InvalidArgument, ErrorLevel::Usage);
return Kernel::ERR_INVALID_ADDRESS;
}
// When trying to create a memory block with address = 0,
@ -1035,7 +1005,7 @@ static ResultCode GetProcessInfo(s64* out, Kernel::Handle process_handle, u32 ty
*out = process->heap_used + process->linear_heap_used + process->misc_memory_used;
if (*out % Memory::PAGE_SIZE != 0) {
LOG_ERROR(Kernel_SVC, "called, memory size not page-aligned");
return ERR_MISALIGNED_SIZE;
return Kernel::ERR_MISALIGNED_SIZE;
}
break;
case 1:
@ -1051,19 +1021,15 @@ static ResultCode GetProcessInfo(s64* out, Kernel::Handle process_handle, u32 ty
case 20:
*out = Memory::FCRAM_PADDR - process->GetLinearHeapBase();
break;
case 21:
case 22:
case 23:
// These return a different error value than higher invalid values
LOG_ERROR(Kernel_SVC, "unknown GetProcessInfo type=%u", type);
return Kernel::ERR_NOT_IMPLEMENTED;
default:
LOG_ERROR(Kernel_SVC, "unknown GetProcessInfo type=%u", type);
if (type >= 21 && type <= 23) {
return ResultCode( // 0xE0E01BF4
ErrorDescription::NotImplemented, ErrorModule::OS, ErrorSummary::InvalidArgument,
ErrorLevel::Usage);
} else {
return ResultCode( // 0xD8E007ED
ErrorDescription::InvalidEnumValue, ErrorModule::Kernel,
ErrorSummary::InvalidArgument, ErrorLevel::Permanent);
}
break;
return Kernel::ERR_INVALID_ENUM_VALUE;
}
return RESULT_SUCCESS;