OFException.h

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/*
 * Copyright (c) 2008-2026 Jonathan Schleifer <js@nil.im>
 *
 * All rights reserved.
 *
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License version 3.0 only,
 * as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
 * version 3.0 for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3.0 along with this program. If not, see
 * <https://www.gnu.org/licenses/>.
 */
 
#import "OFObject.h"
 
#ifdef OF_WINDOWS
# include <windows.h>
#endif
 
OF_ASSUME_NONNULL_BEGIN

 
@class OFArray OF_GENERIC(ObjectType);
@class OFString;
@class OFValue;
 
#define OFStackTraceSize 16
 
#if defined(OF_WINDOWS) && defined(OF_HAVE_SOCKETS)
# ifndef EADDRINUSE
#  define EADDRINUSE WSAEADDRINUSE
# endif
# ifndef EADDRNOTAVAIL
#  define EADDRNOTAVAIL WSAEADDRNOTAVAIL
# endif
# ifndef EAFNOSUPPORT
#  define EAFNOSUPPORT WSAEAFNOSUPPORT
# endif
# ifndef EALREADY
#  define EALREADY WSAEALREADY
# endif
# ifndef ECONNABORTED
#  define ECONNABORTED WSAECONNABORTED
# endif
# ifndef ECONNREFUSED
#  define ECONNREFUSED WSAECONNREFUSED
# endif
# ifndef ECONNRESET
#  define ECONNRESET WSAECONNRESET
# endif
# ifndef EDESTADDRREQ
#  define EDESTADDRREQ WSAEDESTADDRREQ
# endif
# ifndef EDQUOT
#  define EDQUOT WSAEDQUOT
# endif
# ifndef EHOSTDOWN
#  define EHOSTDOWN WSAEHOSTDOWN
# endif
# ifndef EHOSTUNREACH
#  define EHOSTUNREACH WSAEHOSTUNREACH
# endif
# ifndef EINPROGRESS
#  define EINPROGRESS WSAEINPROGRESS
# endif
# ifndef EISCONN
#  define EISCONN WSAEISCONN
# endif
# ifndef ELOOP
#  define ELOOP WSAELOOP
# endif
# ifndef EMSGSIZE
#  define EMSGSIZE WSAEMSGSIZE
# endif
# ifndef ENETDOWN
#  define ENETDOWN WSAENETDOWN
# endif
# ifndef ENETRESET
#  define ENETRESET WSAENETRESET
# endif
# ifndef ENETUNREACH
#  define ENETUNREACH WSAENETUNREACH
# endif
# ifndef ENOBUFS
#  define ENOBUFS WSAENOBUFS
# endif
# ifndef ENOPROTOOPT
#  define ENOPROTOOPT WSAENOPROTOOPT
# endif
# ifndef ENOTCONN
#  define ENOTCONN WSAENOTCONN
# endif
# ifndef ENOTSOCK
#  define ENOTSOCK WSAENOTSOCK
# endif
# ifndef EOPNOTSUPP
#  define EOPNOTSUPP WSAEOPNOTSUPP
# endif
# ifndef EPFNOSUPPORT
#  define EPFNOSUPPORT WSAEPFNOSUPPORT
# endif
# ifndef EPROCLIM
#  define EPROCLIM WSAEPROCLIM
# endif
# ifndef EPROTONOSUPPORT
#  define EPROTONOSUPPORT WSAEPROTONOSUPPORT
# endif
# ifndef EPROTOTYPE
#  define EPROTOTYPE WSAEPROTOTYPE
# endif
# ifndef EREMOTE
#  define EREMOTE WSAEREMOTE
# endif
# ifndef ESHUTDOWN
#  define ESHUTDOWN WSAESHUTDOWN
# endif
# ifndef ESOCKTNOSUPPORT
#  define ESOCKTNOSUPPORT WSAESOCKTNOSUPPORT
# endif
# ifndef ESTALE
#  define ESTALE WSAESTALE
# endif
# ifndef ETIMEDOUT
#  define ETIMEDOUT WSAETIMEDOUT
# endif
# ifndef ETOOMANYREFS
#  define ETOOMANYREFS WSAETOOMANYREFS
# endif
# ifndef EUSERS
#  define EUSERS WSAEUSERS
# endif
# ifndef EWOULDBLOCK
#  define EWOULDBLOCK WSAEWOULDBLOCK
# endif
#endif
 
#ifndef EWOULDBLOCK
# define EWOULDBLOCK EAGAIN
#endif

@interface OFException: OFObject
{
    void *_stackTrace[OFStackTraceSize];
    OF_RESERVE_IVARS(OFException, 4)
}

+ (instancetype)exception;

- (OFString *)description;

- (nullable OFArray OF_GENERIC(OFValue *) *)stackTraceAddresses;

- (nullable OFArray OF_GENERIC(OFString *) *)stackTraceSymbols;
@end
 
#ifdef __cplusplus
extern "C" {
#endif
extern OFString *OFStrError(int errNo);
 
#ifdef OF_WINDOWS
extern OFString *_OFWindowsStatusToString(LSTATUS status)
    OF_VISIBILITY_INTERNAL;
#endif
#ifdef __cplusplus
}
#endif
 
OF_ASSUME_NONNULL_END