2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 2000-2001 Boris Popov
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
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.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 #ifndef _NETSMB_SMB_RQ_H_
31 #define _NETSMB_SMB_RQ_H_
34 #include <sys/mchain.h>
37 #define SMBR_ALLOCED 0x0001 /* structure was malloced */
38 #define SMBR_SENT 0x0002 /* request successfully transmitted */
39 #define SMBR_REXMIT 0x0004 /* request should be retransmitted */
40 #define SMBR_INTR 0x0008 /* request interrupted */
41 #define SMBR_RESTART 0x0010 /* request should be repeated if possible */
42 #define SMBR_NORESTART 0x0020 /* request is not restartable */
43 #define SMBR_MULTIPACKET 0x0040 /* multiple packets can be sent and received */
44 #define SMBR_INTERNAL 0x0080 /* request is internal to smbrqd */
45 #define SMBR_XLOCK 0x0100 /* request locked and can't be moved */
46 #define SMBR_XLOCKWANT 0x0200 /* waiter on XLOCK */
48 #define SMBT2_ALLSENT 0x0001 /* all data and params are sent */
49 #define SMBT2_ALLRECV 0x0002 /* all data and params are received */
50 #define SMBT2_ALLOCED 0x0004
51 #define SMBT2_RESTART 0x0008
52 #define SMBT2_NORESTART 0x0010
53 #define SMBT2_SECONDARY 0x0020 /* secondary request */
55 #define SMBRQ_SLOCK(rqp) smb_sl_lock(&(rqp)->sr_slock)
56 #define SMBRQ_SUNLOCK(rqp) smb_sl_unlock(&(rqp)->sr_slock)
57 #define SMBRQ_SLOCKPTR(rqp) (&(rqp)->sr_slock)
61 SMBRQ_NOTSENT, /* rq have data to send */
62 SMBRQ_SENT, /* send procedure completed */
64 SMBRQ_NOTIFIED /* owner notified about completion */
71 enum smbrq_state sr_state;
72 struct smb_vc * sr_vc;
73 struct smb_share* sr_share;
79 u_int16_t sr_rqflags2;
81 void * sr_bcount; /* Points to 2-byte buffer. */
85 int sr_flags; /* SMBR_* */
87 struct smb_cred * sr_cred;
91 struct timespec sr_timesent;
94 void * sr_rqtid; /* Points to 2-byte buffer. */
95 void * sr_rquid; /* Points to 2-byte buffer. */
100 u_int16_t sr_rpflags2;
105 struct smb_slock sr_slock; /* short term locks */
106 struct smb_t2rq * sr_t2;
107 TAILQ_ENTRY(smb_rq) sr_link;
111 u_int16_t t2_setupcount;
112 u_int16_t * t2_setupdata;
113 u_int16_t t2_setup[2]; /* most of rqs has setupcount of 1 */
114 u_int8_t t2_maxscount; /* max setup words to return */
115 u_int16_t t2_maxpcount; /* max param bytes to return */
116 u_int16_t t2_maxdcount; /* max data bytes to return */
117 u_int16_t t2_fid; /* for T2 request */
118 char * t_name; /* for T request, should be zero for T2 */
119 int t2_flags; /* SMBT2_ */
120 struct mbchain t2_tparam; /* parameters to transmit */
121 struct mbchain t2_tdata; /* data to transmit */
122 struct mdchain t2_rparam; /* received parameters */
123 struct mdchain t2_rdata; /* received data */
124 struct smb_cred*t2_cred;
125 struct smb_connobj *t2_source;
126 struct smb_rq * t2_rq;
127 struct smb_vc * t2_vc;
130 int smb_rq_alloc(struct smb_connobj *layer, u_char cmd,
131 struct smb_cred *scred, struct smb_rq **rqpp);
132 int smb_rq_init(struct smb_rq *rqp, struct smb_connobj *layer, u_char cmd,
133 struct smb_cred *scred);
134 void smb_rq_done(struct smb_rq *rqp);
135 int smb_rq_getrequest(struct smb_rq *rqp, struct mbchain **mbpp);
136 int smb_rq_getreply(struct smb_rq *rqp, struct mdchain **mbpp);
137 void smb_rq_wstart(struct smb_rq *rqp);
138 void smb_rq_wend(struct smb_rq *rqp);
139 void smb_rq_bstart(struct smb_rq *rqp);
140 void smb_rq_bend(struct smb_rq *rqp);
141 int smb_rq_intr(struct smb_rq *rqp);
142 int smb_rq_simple(struct smb_rq *rqp);
144 int smb_t2_alloc(struct smb_connobj *layer, u_short setup, struct smb_cred *scred,
145 struct smb_t2rq **rqpp);
146 int smb_t2_init(struct smb_t2rq *rqp, struct smb_connobj *layer, u_short setup,
147 struct smb_cred *scred);
148 void smb_t2_done(struct smb_t2rq *t2p);
149 int smb_t2_request(struct smb_t2rq *t2p);
151 #endif /* !_NETSMB_SMB_RQ_H_ */