/*
* Copyright (c) 2008 - 2009
* Jonathan Schleifer <js@webkeks.org>
*
* All rights reserved.
*
* This file is part of libobjfw. It may be distributed under the terms of the
* Q Public License 1.0, which can be found in the file LICENSE included in
* the packaging of this file.
*/
#import "OFObject.h"
/**
* The OFException class is the base class for all exceptions in ObjFW.
*/
@interface OFException: OFObject
{
Class class;
char *string;
}
/**
* Creates a new exception.
*
* \param class The class of the object which caused the exception
* \return A new exception
*/
+ newWithClass: (Class)class;
/**
* Initializes an already allocated OFException.
*
* \param class The class of the object which caused the exception
* \return An initialized OFException
*/
- initWithClass: (Class)class;
/**
* \return The class of the object which caused the exception
*/
- (Class)class;
/**
* \return An error message for the exception as a C string
*/
- (const char*)cString;
@end
/**
* An OFException indicating there is not enough memory available.
*/
@interface OFNoMemException: OFException
{
size_t req_size;
}
/**
* \param class The class of the object which caused the exception
* \param size The size of the memory that couldn't be allocated
* \return A new no memory exception
*/
+ newWithClass: (Class)class
andSize: (size_t)size;
/**
* Initializes an already allocated no memory exception.
*
* \param class The class of the object which caused the exception
* \param size The size of the memory that couldn't be allocated
* \return An initialized no memory exception
*/
- initWithClass: (Class)class
andSize: (size_t)size;
/**
* \return The size of the memoory that couldn't be allocated
*/
- (size_t)requestedSize;
@end
/**
* An OFException indicating the given memory is not part of the object.
*/
@interface OFMemNotPartOfObjException: OFException
{
void *pointer;
}
/**
* \param class The class of the object which caused the exception
* \param ptr A pointer to the memory that is not part of the object
* \return A new memory not part of object exception
*/
+ newWithClass: (Class)class
andPointer: (void*)ptr;
/**
* Initializes an already allocated memory not part of object exception.
*
* \param class The class of the object which caused the exception
* \param ptr A pointer to the memory that is not part of the object
* \return An initialized memory not part of object exception
*/
- initWithClass: (Class)class
andPointer: (void*)ptr;
/**
* \return A pointer to the memory which is not part of the object
*/
- (void*)pointer;
@end
/**
* An OFException indicating the given value is out of range.
*/
@interface OFOutOfRangeException: OFException {}
@end
/**
* An OFException indicating that the encoding is invalid for this object.
*/
@interface OFInvalidEncodingException: OFException {}
@end
/**
* An OFException indicating that the format is invalid.
*/
@interface OFInvalidFormatException: OFException {}
@end
/**
* An OFException indicating that initializing something failed.
*/
@interface OFInitializationFailedException: OFException
@end
/**
* An OFException indicating the file couldn't be opened.
*/
@interface OFOpenFileFailedException: OFException
{
char *path;
char *mode;
int err;
}
/**
* \param class The class of the object which caused the exception
* \param path A C string of the path to the file tried to open
* \param mode A C string of the mode in which the file should have been opened
* \return A new open file failed exception
*/
+ newWithClass: (Class)class
andPath: (const char*)path
andMode: (const char*)mode;
/**
* Initializes an already allocated open file failed exception.
*
* \param class The class of the object which caused the exception
* \param path A C string of the path to the file which couldn't be opened
* \param mode A C string of the mode in which the file should have been opened
* \return An initialized open file failed exception
*/
- initWithClass: (Class)class
andPath: (const char*)path
andMode: (const char*)mode;
/**
* \return The errno from when the exception was created
*/
- (int)errNo;
/**
* \return A C string of the path to the file which couldn't be opened
*/
- (char*)path;
/**
* \return A C string of the mode in which the file should have been opened
*/
- (char*)mode;
@end
/**
* An OFException indicating a read or write to the file failed.
*/
@interface OFReadOrWriteFailedException: OFException
{
size_t req_size;
size_t req_items;
BOOL has_items;
int err;
}
/**
* \param class The class of the object which caused the exception
* \param size The requested size of the data that couldn't be read / written
* \param nitems The requested number of items that couldn't be read / written
* \return A new open file failed exception
*/
+ newWithClass: (Class)class
andSize: (size_t)size
andNItems: (size_t)nitems;
/**
* \param class The class of the object which caused the exception
* \param size The requested size of the data that couldn't be read / written
* \return A new open file failed exception
*/
+ newWithClass: (Class)class
andSize: (size_t)size;
/**
* Initializes an already allocated read or write failed exception.
*
* \param class The class of the object which caused the exception
* \param size The requested size of the data that couldn't be read / written
* \param nitems The requested number of items that couldn't be read / written
* \return A new open file failed exception
*/
- initWithClass: (Class)class
andSize: (size_t)size
andNItems: (size_t)nitems;
/**
* Initializes an already allocated read or write failed exception.
*
* \param class The class of the object which caused the exception
* \param size The requested size of the data that couldn't be read / written
* \return A new open file failed exception
*/
- initWithClass: (Class)class
andSize: (size_t)size;
/**
* \return The errno from when the exception was created
*/
- (int)errNo;
/**
* \return The requested size of the data that couldn't be read / written
*/
- (size_t)requestedSize;
/**
* \return The requested number of items that coudln't be read / written
*/
- (size_t)requestedItems;
/**
* \return Whether NItems was specified
*/
- (BOOL)hasNItems;
@end
/**
* An OFException indicating a read to the file failed.
*/
@interface OFReadFailedException: OFReadOrWriteFailedException {}
@end
/**
* An OFException indicating a write to the file failed.
*/
@interface OFWriteFailedException: OFReadOrWriteFailedException {}
@end
/**
* An OFException indicating that setting an option failed.
*/
@interface OFSetOptionFailedException: OFException {}
@end
/**
* An OFException indicating a socket is not connected or bound.
*/
@interface OFNotConnectedException: OFException {}
@end
/**
* An OFException indicating an attempt to connect or bind an already connected
* or bound socket.
*/
@interface OFAlreadyConnectedException: OFException {}
@end
/**
* An OFException indicating that the specified port is invalid.
*/
@interface OFInvalidPortException: OFException {}
@end
/**
* An OFException indicating the translation of an address failed.
*/
@interface OFAddressTranslationFailedException: OFException
{
char *node;
char *service;
int err;
}
/**
* \param class The class of the object which caused the exception
* \param node The node for which translation was requested
* \param service The service of the node for which translation was requested
* \return A new address translation failed exception
*/
+ newWithClass: (Class)class
andNode: (const char*)node
andService: (const char*)service;
/**
* Initializes an already allocated address translation failed exception.
*
* \param class The class of the object which caused the exception
* \param node The node for which translation was requested
* \param service The service of the node for which translation was requested
* \return An initialized address translation failed exception
*/
- initWithClass: (Class)class
andNode: (const char*)node
andService: (const char*)service;
/**
* \return The errno from when the exception was created
*/
- (int)errNo;
/**
* /return The node for which translation was requested
*/
- (const char*)node;
/**
* \return The service of the node for which translation was requested
*/
- (const char*)service;
@end
/**
* An OFException indicating that the connection could not be established.
*/
@interface OFConnectionFailedException: OFException
{
char *host;
uint16_t port;
int err;
}
/**
* \param class The class of the object which caused the exception
* \param host The host to which the connection failed
* \param port The port on the host to which the connection failed
* \return A new connection failed exception
*/
+ newWithClass: (Class)class
andHost: (const char*)host
andPort: (uint16_t)port;
/**
* Initializes an already allocated connection failed exception.
*
* \param class The class of the object which caused the exception
* \param host The host to which the connection failed
* \param port The port on the host to which the connection failed
* \return An initialized connection failed exception
*/
- initWithClass: (Class)class
andHost: (const char*)host
andPort: (uint16_t)port;
/**
* \return The errno from when the exception was created
*/
- (int)errNo;
/**
* \return The host to which the connection failed
*/
- (const char*)host;
/**
* \return The port on the host to which the connection failed
*/
- (uint16_t)port;
@end
/**
* An OFException indicating that binding the socket failed.
*/
@interface OFBindFailedException: OFException
{
char *host;
uint16_t port;
int family;
int err;
}
/**
* \param class The class of the object which caused the exception
* \param host The host on which binding failed
* \param port The port on which binding failed
* \param family The family for which binnding failed
* \return A new bind failed exception
*/
+ newWithClass: (Class)class
andHost: (const char*)host
andPort: (uint16_t)port
andFamily: (int)family;
/**
* Initializes an already allocated bind failed exception.
*
* \param class The class of the object which caused the exception
* \param host The host on which binding failed
* \param port The port on which binding failed
* \param family The family for which binnding failed
* \return An initialized bind failed exception
*/
- initWithClass: (Class)class
andHost: (const char*)host
andPort: (uint16_t)port
andFamily: (int)family;
/**
* \return The errno from when the exception was created
*/
- (int)errNo;
/**
* \return The host on which binding failed
*/
- (const char*)host;
/**
* \return The port on which binding failed
*/
- (uint16_t)port;
/**
* \return The family for which binding failed
*/
- (int)family;
@end
/**
* An OFException indicating that listening on the socket failed.
*/
@interface OFListenFailedException: OFException
{
int backlog;
int err;
}
/**
* \param class The class of the object which caused the exception
* \param backlog The requested size of the back log
* \return A new listen failed exception
*/
+ newWithClass: (Class)class
andBackLog: (int)backlog;
/**
* Initializes an already allocated listen failed exception
*
* \param class The class of the object which caused the exception
* \param backlog The requested size of the back log
* \return An initialized listen failed exception
*/
- initWithClass: (Class)class
andBackLog: (int)backlog;
/**
* \return The errno from when the exception was created
*/
- (int)errNo;
/**
* \return The requested back log.
*/
- (int)backLog;
@end
/**
* An OFException indicating that accepting a connection failed.
*/
@interface OFAcceptFailedException: OFException
{
int err;
}
/**
* \return The errno from when the exception was created
*/
- (int)errNo;
@end