pcsx2/common/Error.h

73 lines
1.8 KiB
C++

// SPDX-FileCopyrightText: 2002-2023 PCSX2 Dev Team
// SPDX-License-Identifier: LGPL-3.0+
#pragma once
#include "Pcsx2Defs.h"
#include <string>
class Error
{
public:
Error();
Error(const Error& e);
Error(Error&& e);
~Error();
enum class Type
{
None = 0,
Errno = 1,
Socket = 2,
User = 3,
Win32 = 4,
HResult = 5,
};
__fi Type GetType() const { return m_type; }
__fi const std::string& GetDescription() const { return m_description; }
void Clear();
/// Error that is set by system functions, such as open().
void SetErrno(int err);
/// Error that is set by socket functions, such as socket(). On Unix this is the same as errno.
void SetSocket(int err);
/// Set both description and message.
void SetString(std::string description);
#ifdef _WIN32
/// Error that is returned by some Win32 functions, such as RegOpenKeyEx. Also used by other APIs through GetLastError().
void SetWin32(unsigned long err);
/// Error that is returned by Win32 COM methods, e.g. S_OK.
void SetHResult(long err);
#endif
static Error CreateNone();
static Error CreateErrno(int err);
static Error CreateSocket(int err);
static Error CreateString(std::string description);
#ifdef _WIN32
static Error CreateWin32(unsigned long err);
static Error CreateHResult(long err);
#endif
// helpers for setting
static void SetErrno(Error* errptr, int err);
static void SetSocket(Error* errptr, int err);
static void SetString(Error* errptr, std::string description);
static void SetWin32(Error* errptr, unsigned long err);
static void SetHResult(Error* errptr, long err);
Error& operator=(const Error& e);
Error& operator=(Error&& e);
bool operator==(const Error& e) const;
bool operator!=(const Error& e) const;
private:
Type m_type = Type::None;
std::string m_description;
};