1 /* 2 * Copyright (c) 2000-2001, Boris Popov 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by Boris Popov. 16 * 4. Neither the name of the author nor the names of any co-contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 * 32 * $FreeBSD$ 33 */ 34 #ifndef _NETSMB_SMB_TRANTCP_H_ 35 #define _NETSMB_SMB_TRANTCP_H_ 36 37 #ifdef _KERNEL 38 39 #ifdef NB_DEBUG 40 #define NBDEBUG(format, args...) printf("%s(%d): "format, \ 41 __func__ , __LINE__ ,## args) 42 #else 43 #define NBDEBUG(format, args...) 44 #endif 45 46 enum nbstate { 47 NBST_CLOSED, 48 NBST_RQSENT, 49 NBST_SESSION, 50 NBST_RETARGET, 51 NBST_REFUSED 52 }; 53 54 55 /* 56 * socket specific data 57 */ 58 struct nbpcb { 59 struct smb_vc * nbp_vc; 60 struct socket * nbp_tso; /* transport socket */ 61 struct sockaddr_nb *nbp_laddr; /* local address */ 62 struct sockaddr_nb *nbp_paddr; /* peer address */ 63 64 int nbp_flags; 65 #define NBF_LOCADDR 0x0001 /* has local addr */ 66 #define NBF_CONNECTED 0x0002 67 #define NBF_RECVLOCK 0x0004 68 69 enum nbstate nbp_state; 70 struct timespec nbp_timo; 71 int nbp_sndbuf; 72 int nbp_rcvbuf; 73 void * nbp_selectid; 74 75 /* LIST_ENTRY(nbpcb) nbp_link;*/ 76 }; 77 78 /* 79 * Nominal space allocated per a NETBIOS socket. 80 */ 81 #define NB_SNDQ (64 * 1024) 82 #define NB_RCVQ (64 * 1024) 83 84 /* 85 * TCP slowstart presents a problem in conjunction with large 86 * reads. To ensure a steady stream of ACKs while reading using 87 * large transaction sizes, we call soreceive() with a smaller 88 * buffer size. See nbssn_recv(). 89 */ 90 #define NB_SORECEIVE_CHUNK (8 * 1024) 91 92 extern struct smb_tran_desc smb_tran_nbtcp_desc; 93 94 #endif /* _KERNEL */ 95 96 #endif /* !_NETSMB_SMB_TRANTCP_H_ */ 97