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File: [cvs.NetBSD.org] / src / sys / netsmb / smb_trantcp.h (download)

Revision 1.5, Sun Dec 11 00:06:21 2005 UTC (14 years, 3 months ago) by elad
Branch: MAIN
CVS Tags: yamt-x86pmap-base4, yamt-x86pmap-base3, yamt-x86pmap-base2, yamt-x86pmap-base, yamt-x86pmap, yamt-uio_vmspace-base5, yamt-uio_vmspace, yamt-splraiseipl-base5, yamt-splraiseipl-base4, yamt-splraiseipl-base3, yamt-splraiseipl-base2, yamt-splraiseipl-base, yamt-splraiseipl, yamt-pf42-baseX, yamt-pf42-base4, yamt-pf42-base3, yamt-pf42-base2, yamt-pf42-base, yamt-pf42, yamt-pdpolicy-base9, yamt-pdpolicy-base8, yamt-pdpolicy-base7, yamt-pdpolicy-base6, yamt-pdpolicy-base5, yamt-pdpolicy-base4, yamt-pdpolicy-base3, yamt-pdpolicy-base2, yamt-pdpolicy-base, yamt-pdpolicy, yamt-nfs-mp-base2, yamt-nfs-mp-base, yamt-lazymbuf-base15, yamt-lazymbuf-base14, yamt-kmem-base3, yamt-kmem-base2, yamt-kmem-base, yamt-kmem, yamt-idlelwp-base8, yamt-idlelwp, wrstuden-revivesa-base-1, wrstuden-revivesa-base, wrstuden-fixsa-newbase, wrstuden-fixsa-base-1, wrstuden-fixsa-base, wrstuden-fixsa, vmlocking2-base3, vmlocking2-base2, vmlocking2-base1, vmlocking2, vmlocking-nbase, vmlocking-base, vmlocking, thorpej-atomic-base, thorpej-atomic, simonb-timecounters-base, simonb-timecounters, simonb-timcounters-final, rpaulo-netinet-merge-pcb-base, rpaulo-netinet-merge-pcb, reinoud-bufcleanup-nbase, reinoud-bufcleanup-base, reinoud-bufcleanup, post-newlock2-merge, peter-altq-base, peter-altq, nick-net80211-sync-base, nick-net80211-sync, nick-csl-alignment-base5, nick-csl-alignment-base, nick-csl-alignment, newlock2-nbase, newlock2-base, newlock2, netbsd-4-base, netbsd-4-0-RELEASE, netbsd-4-0-RC5, netbsd-4-0-RC4, netbsd-4-0-RC3, netbsd-4-0-RC2, netbsd-4-0-RC1, netbsd-4-0-1-RELEASE, netbsd-4-0, netbsd-4, mjf-ufs-trans-base, mjf-ufs-trans, mjf-devfs-base, mjf-devfs, matt-nb4-arm-base, matt-nb4-arm, matt-mips64-base, matt-mips64, matt-armv6-prevmlocking, matt-armv6-nbase, matt-armv6-base, matt-armv6, ktrace-lwp-base, keiichi-mipv6-nbase, keiichi-mipv6-base, keiichi-mipv6, jmcneill-pm-base, jmcneill-pm, jmcneill-base, hpcarm-cleanup-nbase, hpcarm-cleanup-base, hpcarm-cleanup, gdamore-uart-base, gdamore-uart, elad-kernelauth-base, elad-kernelauth, cube-autoconf-base, cube-autoconf, chap-midi-nbase, chap-midi-base, chap-midi, bouyer-xeni386-nbase, bouyer-xeni386-merge1, bouyer-xeni386-base, bouyer-xeni386, bouyer-xenamd64-base2, bouyer-xenamd64-base, bouyer-xenamd64, ad-socklock-base1, ad-audiomp-base, ad-audiomp, abandoned-netbsd-4-base, abandoned-netbsd-4
Branch point for: yamt-nfs-mp, wrstuden-revivesa, simonb-wapbl, mjf-devfs2
Changes since 1.4: +5 -1 lines

Multiple inclusion protection, as suggested by christos@ on tech-kern@
few days ago.

/*	$NetBSD: smb_trantcp.h,v 1.5 2005/12/11 00:06:21 elad Exp $	*/

/*
 * Copyright (c) 2000-2001, Boris Popov
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. 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.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *    This product includes software developed by Boris Popov.
 * 4. Neither the name of the author nor the names of any co-contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
 *
 * FreeBSD: src/sys/netsmb/smb_trantcp.h,v 1.3 2002/09/18 07:38:10 bp Exp
 */
#ifndef _NETSMB_SMB_TRANTCP_H_
#define	_NETSMB_SMB_TRANTCP_H_

#ifndef _KERNEL
#error not supposed to be exposed to userland.
#endif /* !_KERNEL */

#ifdef _KERNEL

#ifdef NB_DEBUG
#define NBDEBUG(format, args...)	 printf("%s(%d): "format,	\
					    __func__ , __LINE__ ,## args)
#else
#define NBDEBUG(format, args...)
#endif

enum nbstate {
	NBST_CLOSED,
	NBST_RQSENT,
	NBST_SESSION,
	NBST_RETARGET,
	NBST_REFUSED
};


/*
 * socket specific data
 */
struct nbpcb {
	struct smb_vc *	nbp_vc;
	struct socket *	nbp_tso;	/* transport socket */
	struct sockaddr_nb *nbp_laddr;	/* local address */
	struct sockaddr_nb *nbp_paddr;	/* peer address */

	int		nbp_flags;
#define	NBF_LOCADDR	0x0001		/* has local addr */
#define	NBF_CONNECTED	0x0002
#define	NBF_RECVLOCK	0x0004

	enum nbstate	nbp_state;
	void *		nbp_selectid;
};

/*
 * Nominal space allocated per a NETBIOS socket.
 */
#define	NB_SNDQ		(64 * 1024)
#define	NB_RCVQ		(64 * 1024)

/*
 * Timeouts used for send/receive. XXX Sysctl this?
 */
#define NB_SNDTIMEO	(5 * hz)
#define NB_RCVTIMEO	(5 * hz)

/*
 * TCP slowstart presents a problem in conjunction with large
 * reads.  To ensure a steady stream of ACKs while reading using
 * large transaction sizes, we call soreceive() with a smaller
 * buffer size.  See nbssn_recv().
 */
#define NB_SORECEIVE_CHUNK	(8 * 1024)

extern struct smb_tran_desc smb_tran_nbtcp_desc;

#endif /* _KERNEL */

#endif /* !_NETSMB_SMB_TRANTCP_H_ */