/* * rtsock.h - version 1.0 * * Written by Robert Kavaler, 1998-2002 * * Copyright (C) 1998-2002, Innomedia, Inc. * All rights reserved. *  * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: *  * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer.  * * Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and/or other materials * provided with the distribution.  * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS * AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL * THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF * THE POSSIBILITY OF SUCH DAMAGE. */#ifndef RTSOCK_MAJOR#define RTSOCK_MAJOR	121#endif#define RTSOCK_NDEVS 	6/* * Ioctl definitions */#define RTSOCK_IOC_MAGIC  'r'#define RTSOCK_IOCREDIRECTFD	_IOW( RTSOCK_IOC_MAGIC, 2, int)#define RTSOCK_IOCRESETFD	_IOW( RTSOCK_IOC_MAGIC, 3, int)#define RTSOCK_IOCGETSOCKADDR	_IOWR(RTSOCK_IOC_MAGIC, 4, int)#define	RTSOCK_IOCINTERFACE	_IOWR(RTSOCK_IOC_MAGIC, 5, int)#ifdef __KERNEL__struct RtSock  *rtsock_create(int minor, 			int fromRTmax_count, 			int toRTmax_count, 			int skbLength);void 		rtsock_register_callback(struct RtSock *r, 			int (*callback)(void *, struct sock *, unsigned long),			void *callbackData);void		rtsock_destroy(struct RtSock *r);struct sk_buff *rtsock_alloc_skb(struct RtSock *r);struct sk_buff *rtsock_dequeue_skb(struct RtSock *r);void 		rtsock_enqueue_skb(struct RtSock *r, struct sk_buff *skb);void 		rtsock_free_skb(struct RtSock *r, struct sk_buff *skb);#ifdef LINUX_VERSION_CODE#if LINUX_VERSION_CODE < KERNEL_VERSION(2,3,0)#define	rtsock_reference_sock(r,s)	atomic_add(1, &(s)->wmem_alloc)#define	rtsock_dereference_sock(r,s)	atomic_sub(1, &(s)->wmem_alloc)#else#define	rtsock_reference_sock(r,s)	sock_hold(s)void rtsock_dereference_sock(struct RtSock *r, struct sock *sk);#endif#endif#endif