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git.ipfire.org Git - thirdparty/squid.git/blob - helpers/ntlm_auth/SMB/smbval/rfcnb-priv.h
4 /* UNIX RFCNB (RFC1001/RFC1002) NetBIOS implementation
9 * Copyright (C) Richard Sharpe 1996
14 * This program is free software; you can redistribute it and/or modify
15 * it under the terms of the GNU General Public License as published by
16 * the Free Software Foundation; either version 2 of the License, or
17 * (at your option) any later version.
19 * This program is distributed in the hope that it will be useful,
20 * but WITHOUT ANY WARRANTY; without even the implied warranty of
21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 * GNU General Public License for more details.
24 * You should have received a copy of the GNU General Public License
25 * along with this program; if not, write to the Free Software
26 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31 typedef unsigned short uint16
;
35 #include "rfcnb-error.h"
36 #include "rfcnb-common.h"
37 #include "byteorder.h"
40 #define RFCNB_Default_Port RFCNB_PORT
42 #define RFCNB_Default_Port 139
45 #define RFCNB_MAX_STATS 1
47 /* Protocol defines we need */
49 #define RFCNB_SESSION_MESSAGE 0
50 #define RFCNB_SESSION_REQUEST 0x81
51 #define RFCNB_SESSION_ACK 0x82
52 #define RFCNB_SESSION_REJ 0x83
53 #define RFCNB_SESSION_RETARGET 0x84
54 #define RFCNB_SESSION_KEEP_ALIVE 0x85
58 typedef struct redirect_addr
*redirect_ptr
;
60 struct redirect_addr
{
62 struct in_addr ip_addr
;
68 typedef struct RFCNB_Con
{
70 int fd
; /* File descripter for TCP/IP connection */
71 int rfc_errno
; /* last error */
72 int timeout
; /* How many milli-secs before IO times out */
73 int redirects
; /* How many times we were redirected */
74 struct redirect_addr
*redirect_list
; /* First is first address */
75 struct redirect_addr
*last_addr
;
79 typedef char RFCNB_Hdr
[4]; /* The header is 4 bytes long with */
80 /* char[0] as the type, char[1] the */
81 /* flags, and char[2..3] the length */
83 /* Macros to extract things from the header. These are for portability
84 * between architecture types where we are worried about byte order */
86 #define RFCNB_Pkt_Hdr_Len 4
87 #define RFCNB_Pkt_Sess_Len 72
88 #define RFCNB_Pkt_Retarg_Len 10
89 #define RFCNB_Pkt_Nack_Len 5
90 #define RFCNB_Pkt_Type_Offset 0
91 #define RFCNB_Pkt_Flags_Offset 1
92 #define RFCNB_Pkt_Len_Offset 2 /* Length is 2 bytes plus a flag bit */
93 #define RFCNB_Pkt_N1Len_Offset 4
94 #define RFCNB_Pkt_Called_Offset 5
95 #define RFCNB_Pkt_N2Len_Offset 38
96 #define RFCNB_Pkt_Calling_Offset 39
97 #define RFCNB_Pkt_Error_Offset 4
98 #define RFCNB_Pkt_IP_Offset 4
99 #define RFCNB_Pkt_Port_Offset 8
101 /* The next macro isolates the length of a packet, including the bit in the
104 #define RFCNB_Pkt_Len(p) (PVAL(p, 3) | (PVAL(p, 2) << 8) | \
105 ((PVAL(p, RFCNB_Pkt_Flags_Offset) & 0x01) << 16))
107 #define RFCNB_Put_Pkt_Len(p, v) (p[1] = (((v) >> 16) & 1)); \
108 (p[2] = (((v) >> 8) & 0xFF)); \
109 (p[3] = ((v) & 0xFF));
111 #define RFCNB_Pkt_Type(p) (CVAL(p, RFCNB_Pkt_Type_Offset))
113 /*typedef struct RFCNB_Hdr {
115 * unsigned char type;
116 * unsigned char flags;
121 * typedef struct RFCNB_Sess_Pkt {
122 * unsigned char type;
123 * unsigned char flags;
125 * unsigned char n1_len;
126 * char called_name[33];
127 * unsigned char n2_len;
128 * char calling_name[33];
132 * typedef struct RFCNB_Nack_Pkt {
134 * struct RFCNB_Hdr hdr;
135 * unsigned char error;
139 * typedef struct RFCNB_Retarget_Pkt {
141 * struct RFCNB_Hdr hdr;
143 * unsigned char port;
145 * } RFCNB_Redir_Pkt; */
147 /* Static variables */
149 /* Only declare this if not defined */
152 extern int RFCNB_errno
;
153 extern int RFCNB_saved_errno
; /* Save this from point of error */
156 #endif /* __RFCNB_H__ */