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: src/sys/netsmb/smb_trantcp.h,v 1.4 2005/01/07 01:45:49 imp Exp $
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
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