1 | /* $NetBSD: smb_trantcp.h,v 1.7 2014/04/25 15:52:45 pooka Exp $ */ |
2 | |
3 | /* |
4 | * Copyright (c) 2000-2001, Boris Popov |
5 | * All rights reserved. |
6 | * |
7 | * Redistribution and use in source and binary forms, with or without |
8 | * modification, are permitted provided that the following conditions |
9 | * are met: |
10 | * 1. Redistributions of source code must retain the above copyright |
11 | * notice, this list of conditions and the following disclaimer. |
12 | * 2. Redistributions in binary form must reproduce the above copyright |
13 | * notice, this list of conditions and the following disclaimer in the |
14 | * documentation and/or other materials provided with the distribution. |
15 | * 3. All advertising materials mentioning features or use of this software |
16 | * must display the following acknowledgement: |
17 | * This product includes software developed by Boris Popov. |
18 | * 4. Neither the name of the author nor the names of any co-contributors |
19 | * may be used to endorse or promote products derived from this software |
20 | * without specific prior written permission. |
21 | * |
22 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
23 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
24 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
25 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
26 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
27 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
28 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
29 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
30 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
31 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
32 | * SUCH DAMAGE. |
33 | * |
34 | * FreeBSD: src/sys/netsmb/smb_trantcp.h,v 1.3 2002/09/18 07:38:10 bp Exp |
35 | */ |
36 | #ifndef _NETSMB_SMB_TRANTCP_H_ |
37 | #define _NETSMB_SMB_TRANTCP_H_ |
38 | |
39 | #ifndef _KERNEL |
40 | #error not supposed to be exposed to userland. |
41 | #endif /* !_KERNEL */ |
42 | |
43 | #ifdef _KERNEL |
44 | |
45 | #ifdef NB_DEBUG |
46 | #define NBDEBUG(x) aprint_debug x |
47 | #else |
48 | #define NBDEBUG(x) /* nothing */ |
49 | #endif |
50 | |
51 | enum nbstate { |
52 | NBST_CLOSED, |
53 | NBST_RQSENT, |
54 | NBST_SESSION, |
55 | NBST_RETARGET, |
56 | NBST_REFUSED |
57 | }; |
58 | |
59 | |
60 | /* |
61 | * socket specific data |
62 | */ |
63 | struct nbpcb { |
64 | struct smb_vc * nbp_vc; |
65 | struct socket * nbp_tso; /* transport socket */ |
66 | struct sockaddr_nb *nbp_laddr; /* local address */ |
67 | struct sockaddr_nb *nbp_paddr; /* peer address */ |
68 | |
69 | int nbp_flags; |
70 | #define NBF_LOCADDR 0x0001 /* has local addr */ |
71 | #define NBF_CONNECTED 0x0002 |
72 | #define NBF_RECVLOCK 0x0004 |
73 | |
74 | enum nbstate nbp_state; |
75 | void * nbp_selectid; |
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 | * Timeouts (s) used for send/receive. XXX Sysctl this? |
86 | */ |
87 | #define NB_SNDTIMEO (5) |
88 | #define NB_RCVTIMEO (5) |
89 | |
90 | /* |
91 | * TCP slowstart presents a problem in conjunction with large |
92 | * reads. To ensure a steady stream of ACKs while reading using |
93 | * large transaction sizes, we call soreceive() with a smaller |
94 | * buffer size. See nbssn_recv(). |
95 | */ |
96 | #define NB_SORECEIVE_CHUNK (8 * 1024) |
97 | |
98 | extern struct smb_tran_desc smb_tran_nbtcp_desc; |
99 | |
100 | #endif /* _KERNEL */ |
101 | |
102 | #endif /* !_NETSMB_SMB_TRANTCP_H_ */ |
103 | |