ObjFW  Diff

#import "config.h"

#define _GNU_SOURCE
#import <stdio.h>
#import <stdlib.h>
#import <string.h>

#ifndef _WIN32
#import <errno.h>
#define GET_ERR	     errno
#define GET_SOCK_ERR errno
#define ERRFMT	     "Error string was: %s"
#define ERRPARAM     strerror(err)
#else
#import <windows.h>
#define GET_ERR	     GetLastError()
#define GET_SOCK_ERR WSAGetLastError()
#define ERRFMT	     "Error code was: %d"
#define ERRPARAM     err
#endif

#import "OFExceptions.h"

#ifndef HAVE_ASPRINTF
#import "asprintf.h"
#endif

- initWithObject: (id)obj
	 andPath: (const char*)path_
	 andMode: (const char*)mode_
{
	if ((self = [super initWithObject: obj])) {
		path = (path_ != NULL ? strdup(path_) : NULL);
		mode = (mode_ != NULL ? strdup(mode_) : NULL);
		err = GET_ERR;
	}

	return self;
}

- free
{

- (const char*)cString
{
	if (string != NULL)
		return string;

	asprintf(&string, "Failed to open file %s with mode %s in object of "
	    "class %s! " ERRFMT, path, mode, [self name], ERRPARAM);


	return string;
}

- (int)errNo
{
	return err;

	 andSize: (size_t)size
       andNItems: (size_t)nitems
{
	if ((self = [super initWithObject: obj])) {
		req_size = size;
		req_items = nitems;
		has_items = YES;
		err = GET_ERR;
	}

	return self;
}

- initWithObject: (id)obj
	 andSize: (size_t)size
{
	if ((self = [super initWithObject: obj])) {
		req_size = size;
		req_items = 0;
		has_items = NO;
		err = GET_ERR;
	}

	return self;
}

- (int)errNo
{

- (const char*)cString
{
	if (string != NULL)
		return string;;

	if (has_items)
		asprintf(&string, "Failed to read %zu items of size %zu in "
		    "object of class %s! " ERRFMT, req_items, req_size,
		    [object name], ERRPARAM);
	else
		asprintf(&string, "Failed to read %zu bytes in object of class "
		    "%s! " ERRFMT, req_size, [object name], ERRPARAM);


	return string;
}
@end

@implementation OFWriteFailedException
- (const char*)cString
{
	if (string != NULL)
		return string;

	if (has_items)
		asprintf(&string, "Failed to write %zu items of size %zu in "
		    "object of class %s! " ERRFMT, req_items, req_size,
		    [object name], ERRPARAM);
	else
		asprintf(&string, "Failed to write %zu bytes in object of "
		    "class %s! " ERRFMT, req_size, [object name], ERRFMT);


	return string;
}
@end

@implementation OFSetOptionFailedException
- (const char*)cString

- initWithObject: (id)obj
	 andNode: (const char*)node_
      andService: (const char*)service_
{
	if ((self = [super initWithObject: obj])) {
		node = (node_ != NULL ? strdup(node_) : NULL);
		service = (service_ != NULL ? strdup(service_) : NULL);
		err = GET_SOCK_ERR;
	}

	return self;
}

- free
{

		return string;

	asprintf(&string, "The service %s on %s could not be translated to an "
	    "address for an object of type %s. This means that either the node "
	    "was not found, there is no such service on the node, there was a "
	    "problem with the name server, there was a problem with your "
	    "network connection or you specified an invalid node or service. "
	    ERRFMT, service, node, [object name], ERRPARAM);


	return string;
}

- (int)errNo
{
	return err;

- initWithObject: (id)obj
	 andHost: (const char*)host_
	 andPort: (uint16_t)port_
{
	if ((self = [super initWithObject: obj])) {
		host = (host_ != NULL ? strdup(host_) : NULL);
		port = port_;
		err = GET_SOCK_ERR;
	}

	return self;
}

- free
{
	if (host != NULL)
		free(host);

	return [super free];
}

- (const char*)cString
{
	if (string != NULL)
		return string;

	asprintf(&string, "A connection to %s:%d could not be established in "
	    "object of type %s! " ERRFMT, host, port, [object name], ERRPARAM);


	return string;
}

- (int)errNo
{
	return err;

	 andPort: (uint16_t)port_
       andFamily: (int)family_
{
	if ((self = [super initWithObject: obj])) {
		host = (host_ != NULL ? strdup(host_) : NULL);
		port = port_;
		family = family_;
		err = GET_SOCK_ERR;
	}

	return self;
}

- free
{
	if (host != NULL)
		free(host);

	return [super free];
}

- (const char*)cString
{
	if (string != NULL)
		return string;

	asprintf(&string, "Binding to port %d on %s using family %d failed in "
	    "object of type %s! " ERRFMT, port, host, family, [object name],
	    ERRPARAM);

	return string;
}

- (int)errNo
{
	return err;

}

- initWithObject: (id)obj
      andBackLog: (int)backlog_
{
	if ((self = [super initWithObject: obj])) {
		backlog = backlog_;
		err = GET_SOCK_ERR;
	}

	return self;
}

- (const char*)cString
{
	if (string != NULL)
		return string;

	asprintf(&string, "Failed to listen in socket of type %s with a back "
	    "log of %d! "ERRFMT, [object name], backlog, ERRPARAM);


	return string;
}

- (int)errNo
{
	return err;
}

- (int)backLog
{
	return backlog;
}
@end

@implementation OFAcceptFailedException
- initWithObject: (id)obj
{
	if ((self = [super initWithObject: obj]))
		err = GET_SOCK_ERR;

	return self;
}

- (const char*)cString
{
	if (string != NULL)
		return string;

	asprintf(&string, "Failed to accept connection in socket of type %s! "
	    ERRFMT, [object name], ERRPARAM);

	return string;
}

- (int)errNo
{
	return err;
}
@end